Merge tag 'drm-misc-next-2025-06-12' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next

drm-misc-next for 6.17: UAPI Changes: Cross-subsystem Changes: Core Changes: - atomic-helpers: Tune the enable / disable sequence - bridge: Add destroy hook - color management: Add helpers for hardware gamma LUT handling - HDMI: Add CEC handling, YUV420 output support - sched: tracing improvements Driver Changes: - hyperv: Move out of simple-kms, drm_panic support - i915: drm_panel_follower support - imx: Add IMX8qxq Display Controller Support - lima: Add Rockchip RK3528 GPU Support - nouveau: fence handling cleanup - panfrost: Add BO labeling, 64-bit registers access - qaic: Add RAS Support - rz-du: Add RZ/V2H(P) Support, MIPI-DSI DCS Support - sun4i: Add H616 Support - tidss: Add TI AM62L Support - vkms: YUV and R* formats support - bridges: - Switched to reference counted drm_bridge allocations - panels: - Switched to reference counted drm_panel allocations - Add support for fwnode-based panel lookup - himax-hx8394: Support for Huiling hl055fhv028c - ilitek-ili9881c: Support for 7" Raspberry Pi 720x1280 - panel-edp: Support for KDC KD116N3730A05, N160JCE-ELL CMN, - panel-simple: Support for AUO P238HAN01 - st7701: Support for Winstar wf40eswaa6mnn0 - visionox-rm69299: Support for rm69299-shift - New panels: Renesas R61307, Renesas R69328 Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <mripard@redhat.com> Link: https://lore.kernel.org/r/20250612-coucal-of-impossible-cleaning-a5eecf@houat
author: Dave Airlie <airlied@redhat.com> 2025-06-18 08:09:27 +1000
committer: Dave Airlie <airlied@redhat.com> 2025-06-18 08:09:35 +1000
commit: 45215c589e7f22641e2fc6f518bcbead71d90f9c (patch)
tree: 1faca88e4993230babcf5b95d590d3e5e0b14f2b /drivers/gpu/drm
parent: Linux 6.16-rc2 (diff)
parent: drm/file: add client id to drm_file_error (diff)
download: linux-45215c589e7f22641e2fc6f518bcbead71d90f9c.tar.gz
linux-45215c589e7f22641e2fc6f518bcbead71d90f9c.zip
307 files changed, 11413 insertions, 2570 deletions
diff --git a/drivers/gpu/drm/adp/adp-mipi.c b/drivers/gpu/drm/adp/adp-mipi.c
index 2b60128e2c69..cba7d32150a9 100644
--- a/drivers/gpu/drm/adp/adp-mipi.c
+++ b/drivers/gpu/drm/adp/adp-mipi.c
@@ -229,9 +229,10 @@ static int adp_mipi_probe(struct platform_device *pdev)
 {
 	struct adp_mipi_drv_private *adp;
 
-	adp = devm_kzalloc(&pdev->dev, sizeof(*adp), GFP_KERNEL);
-	if (!adp)
-		return -ENOMEM;
+	adp = devm_drm_bridge_alloc(&pdev->dev, struct adp_mipi_drv_private,
+				    bridge, &adp_dsi_bridge_funcs);
+	if (IS_ERR(adp))
+		return PTR_ERR(adp);
 
 	adp->mipi = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(adp->mipi)) {
@@ -241,7 +242,6 @@ static int adp_mipi_probe(struct platform_device *pdev)
 
 	adp->dsi.dev = &pdev->dev;
 	adp->dsi.ops = &adp_dsi_host_ops;
-	adp->bridge.funcs = &adp_dsi_bridge_funcs;
 	adp->bridge.of_node = pdev->dev.of_node;
 	adp->bridge.type = DRM_MODE_CONNECTOR_DSI;
 	dev_set_drvdata(&pdev->dev, adp);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index d8ac4b1051a8..55161e5cdc30 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -642,7 +642,7 @@ int amdgpu_amdkfd_submit_ib(struct amdgpu_device *adev,
 		goto err;
 	}
 
-	ret = amdgpu_job_alloc(adev, NULL, NULL, NULL, 1, &job);
+	ret = amdgpu_job_alloc(adev, NULL, NULL, NULL, 1, &job, 0);
 	if (ret)
 		goto err;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 9ea0d9b71f48..a2adaacf6adb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -293,7 +293,8 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
 
 	for (i = 0; i < p->gang_size; ++i) {
 		ret = amdgpu_job_alloc(p->adev, vm, p->entities[i], vm,
-				       num_ibs[i], &p->jobs[i]);
+				       num_ibs[i], &p->jobs[i],
+				       p->filp->client_id);
 		if (ret)
 			goto free_all_kdata;
 		switch (p->adev->enforce_isolation[fpriv->xcp_id]) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_eviction_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_eviction_fence.c
index 8b919ad3af29..23d7d0b0d625 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_eviction_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_eviction_fence.c
@@ -143,7 +143,6 @@ static bool amdgpu_eviction_fence_enable_signaling(struct dma_fence *f)
 }
 
 static const struct dma_fence_ops amdgpu_eviction_fence_ops = {
-	.use_64bit_seqno = true,
 	.get_driver_name = amdgpu_eviction_fence_get_driver_name,
 	.get_timeline_name = amdgpu_eviction_fence_get_timeline_name,
 	.enable_signaling = amdgpu_eviction_fence_enable_signaling,
@@ -169,9 +168,9 @@ amdgpu_eviction_fence_create(struct amdgpu_eviction_fence_mgr *evf_mgr)
 	ev_fence->evf_mgr = evf_mgr;
 	get_task_comm(ev_fence->timeline_name, current);
 	spin_lock_init(&ev_fence->lock);
-	dma_fence_init(&ev_fence->base, &amdgpu_eviction_fence_ops,
-		       &ev_fence->lock, evf_mgr->ev_fence_ctx,
-		       atomic_inc_return(&evf_mgr->ev_fence_seq));
+	dma_fence_init64(&ev_fence->base, &amdgpu_eviction_fence_ops,
+			 &ev_fence->lock, evf_mgr->ev_fence_ctx,
+			 atomic_inc_return(&evf_mgr->ev_fence_seq));
 	return ev_fence;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index acb21fc8b3ce..75262ce8db27 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -204,7 +204,8 @@ exit:
 
 int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 		     struct drm_sched_entity *entity, void *owner,
-		     unsigned int num_ibs, struct amdgpu_job **job)
+		     unsigned int num_ibs, struct amdgpu_job **job,
+		     u64 drm_client_id)
 {
 	if (num_ibs == 0)
 		return -EINVAL;
@@ -222,7 +223,8 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 	if (!entity)
 		return 0;
 
-	return drm_sched_job_init(&(*job)->base, entity, 1, owner);
+	return drm_sched_job_init(&(*job)->base, entity, 1, owner,
+				  drm_client_id);
 }
 
 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
@@ -232,7 +234,7 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
 {
 	int r;
 
-	r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job);
+	r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job, 0);
 	if (r)
 		return r;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
index f2c049129661..529045d60412 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
@@ -91,7 +91,8 @@ static inline struct amdgpu_ring *amdgpu_job_ring(struct amdgpu_job *job)
 
 int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 		     struct drm_sched_entity *entity, void *owner,
-		     unsigned int num_ibs, struct amdgpu_job **job);
+		     unsigned int num_ibs, struct amdgpu_job **job,
+		     u64 drm_client_id);
 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
 			     struct drm_sched_entity *entity, void *owner,
 			     size_t size, enum amdgpu_ib_pool_type pool_type,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
index 11dd2e0f7979..d13e64a69e25 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
@@ -167,25 +167,23 @@ TRACE_EVENT(amdgpu_cs_ioctl,
 	    TP_PROTO(struct amdgpu_job *job),
 	    TP_ARGS(job),
 	    TP_STRUCT__entry(
-			     __field(uint64_t, sched_job_id)
 			     __string(timeline, AMDGPU_JOB_GET_TIMELINE_NAME(job))
-			     __field(unsigned int, context)
-			     __field(unsigned int, seqno)
+			     __field(u64, context)
+			     __field(u64, seqno)
 			     __field(struct dma_fence *, fence)
 			     __string(ring, to_amdgpu_ring(job->base.sched)->name)
 			     __field(u32, num_ibs)
 			     ),
 
 	    TP_fast_assign(
-			   __entry->sched_job_id = job->base.id;
 			   __assign_str(timeline);
 			   __entry->context = job->base.s_fence->finished.context;
 			   __entry->seqno = job->base.s_fence->finished.seqno;
 			   __assign_str(ring);
 			   __entry->num_ibs = job->num_ibs;
 			   ),
-	    TP_printk("sched_job=%llu, timeline=%s, context=%u, seqno=%u, ring_name=%s, num_ibs=%u",
-		      __entry->sched_job_id, __get_str(timeline), __entry->context,
+	    TP_printk("timeline=%s, fence=%llu:%llu, ring_name=%s, num_ibs=%u",
+		      __get_str(timeline), __entry->context,
 		      __entry->seqno, __get_str(ring), __entry->num_ibs)
 );
 
@@ -193,24 +191,22 @@ TRACE_EVENT(amdgpu_sched_run_job,
 	    TP_PROTO(struct amdgpu_job *job),
 	    TP_ARGS(job),
 	    TP_STRUCT__entry(
-			     __field(uint64_t, sched_job_id)
 			     __string(timeline, AMDGPU_JOB_GET_TIMELINE_NAME(job))
-			     __field(unsigned int, context)
-			     __field(unsigned int, seqno)
+			     __field(u64, context)
+			     __field(u64, seqno)
 			     __string(ring, to_amdgpu_ring(job->base.sched)->name)
 			     __field(u32, num_ibs)
 			     ),
 
 	    TP_fast_assign(
-			   __entry->sched_job_id = job->base.id;
 			   __assign_str(timeline);
 			   __entry->context = job->base.s_fence->finished.context;
 			   __entry->seqno = job->base.s_fence->finished.seqno;
 			   __assign_str(ring);
 			   __entry->num_ibs = job->num_ibs;
 			   ),
-	    TP_printk("sched_job=%llu, timeline=%s, context=%u, seqno=%u, ring_name=%s, num_ibs=%u",
-		      __entry->sched_job_id, __get_str(timeline), __entry->context,
+	    TP_printk("timeline=%s, fence=%llu:%llu, ring_name=%s, num_ibs=%u",
+		      __get_str(timeline), __entry->context,
 		      __entry->seqno, __get_str(ring), __entry->num_ibs)
 );
 
@@ -551,23 +547,19 @@ TRACE_EVENT(amdgpu_ib_pipe_sync,
 	    TP_ARGS(sched_job, fence),
 	    TP_STRUCT__entry(
 			     __string(ring, sched_job->base.sched->name)
-			     __field(uint64_t, id)
 			     __field(struct dma_fence *, fence)
-			     __field(uint64_t, ctx)
-			     __field(unsigned, seqno)
+			     __field(u64, ctx)
+			     __field(u64, seqno)
 			     ),
 
 	    TP_fast_assign(
 			   __assign_str(ring);
-			   __entry->id = sched_job->base.id;
 			   __entry->fence = fence;
 			   __entry->ctx = fence->context;
 			   __entry->seqno = fence->seqno;
 			   ),
-	    TP_printk("job ring=%s, id=%llu, need pipe sync to fence=%p, context=%llu, seq=%u",
-		      __get_str(ring), __entry->id,
-		      __entry->fence, __entry->ctx,
-		      __entry->seqno)
+	    TP_printk("job ring=%s need pipe sync to fence=%llu:%llu",
+		      __get_str(ring), __entry->ctx, __entry->seqno)
 );
 
 TRACE_EVENT(amdgpu_reset_reg_dumps,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
index a86616c6deef..c2a983ff23c9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
@@ -239,8 +239,8 @@ static int amdgpu_userq_fence_create(struct amdgpu_usermode_queue *userq,
 	fence = &userq_fence->base;
 	userq_fence->fence_drv = fence_drv;
 
-	dma_fence_init(fence, &amdgpu_userq_fence_ops, &userq_fence->lock,
-		       fence_drv->context, seq);
+	dma_fence_init64(fence, &amdgpu_userq_fence_ops, &userq_fence->lock,
+			 fence_drv->context, seq);
 
 	amdgpu_userq_fence_driver_get(fence_drv);
 	dma_fence_get(fence);
@@ -334,7 +334,6 @@ static void amdgpu_userq_fence_release(struct dma_fence *f)
 }
 
 static const struct dma_fence_ops amdgpu_userq_fence_ops = {
-	.use_64bit_seqno = true,
 	.get_driver_name = amdgpu_userq_fence_get_driver_name,
 	.get_timeline_name = amdgpu_userq_fence_get_timeline_name,
 	.signaled = amdgpu_userq_fence_signaled,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_tlb_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_tlb_fence.c
index 51cddfa3f1e8..5d26797356a3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_tlb_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_tlb_fence.c
@@ -71,7 +71,6 @@ static void amdgpu_tlb_fence_work(struct work_struct *work)
 }
 
 static const struct dma_fence_ops amdgpu_tlb_fence_ops = {
-	.use_64bit_seqno = true,
 	.get_driver_name = amdgpu_tlb_fence_get_driver_name,
 	.get_timeline_name = amdgpu_tlb_fence_get_timeline_name
 };
@@ -101,8 +100,8 @@ void amdgpu_vm_tlb_fence_create(struct amdgpu_device *adev, struct amdgpu_vm *vm
 	INIT_WORK(&f->work, amdgpu_tlb_fence_work);
 	spin_lock_init(&f->lock);
 
-	dma_fence_init(&f->base, &amdgpu_tlb_fence_ops, &f->lock,
-		       vm->tlb_fence_context, atomic64_read(&vm->tlb_seq));
+	dma_fence_init64(&f->base, &amdgpu_tlb_fence_ops, &f->lock,
+			 vm->tlb_fence_context, atomic64_read(&vm->tlb_seq));
 
 	/* TODO: We probably need a separate wq here */
 	dma_fence_get(&f->base);
diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
index 3cfefadc7c9d..806da0aaedf7 100644
--- a/drivers/gpu/drm/arm/hdlcd_crtc.c
+++ b/drivers/gpu/drm/arm/hdlcd_crtc.c
@@ -11,8 +11,8 @@
 
 #include <linux/clk.h>
 #include <linux/of_graph.h>
-#include <linux/platform_data/simplefb.h>
 
+#include <video/pixel_format.h>
 #include <video/videomode.h>
 
 #include <drm/drm_atomic.h>
@@ -73,7 +73,17 @@ static const struct drm_crtc_funcs hdlcd_crtc_funcs = {
 	.disable_vblank = hdlcd_crtc_disable_vblank,
 };
 
-static struct simplefb_format supported_formats[] = SIMPLEFB_FORMATS;
+static const struct {
+	u32 fourcc;
+	struct pixel_format pixel;
+} supported_formats[] = {
+	{ DRM_FORMAT_RGB565, PIXEL_FORMAT_RGB565 },
+	{ DRM_FORMAT_XRGB1555, PIXEL_FORMAT_XRGB1555 },
+	{ DRM_FORMAT_RGB888, PIXEL_FORMAT_RGB888 },
+	{ DRM_FORMAT_XRGB8888, PIXEL_FORMAT_XRGB8888 },
+	{ DRM_FORMAT_XBGR8888, PIXEL_FORMAT_XBGR8888 },
+	{ DRM_FORMAT_XRGB2101010, PIXEL_FORMAT_XRGB2101010},
+};
 
 /*
  * Setup the HDLCD registers for decoding the pixels out of the framebuffer
@@ -83,15 +93,12 @@ static int hdlcd_set_pxl_fmt(struct drm_crtc *crtc)
 	unsigned int btpp;
 	struct hdlcd_drm_private *hdlcd = crtc_to_hdlcd_priv(crtc);
 	const struct drm_framebuffer *fb = crtc->primary->state->fb;
-	uint32_t pixel_format;
-	struct simplefb_format *format = NULL;
+	const struct pixel_format *format = NULL;
 	int i;
 
-	pixel_format = fb->format->format;
-
 	for (i = 0; i < ARRAY_SIZE(supported_formats); i++) {
-		if (supported_formats[i].fourcc == pixel_format)
-			format = &supported_formats[i];
+		if (supported_formats[i].fourcc == fb->format->format)
+			format = &supported_formats[i].pixel;
 	}
 
 	if (WARN_ON(!format))
diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index 6fbf62a99c48..054acda41909 100644
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -64,7 +64,7 @@ static const struct drm_driver ast_driver = {
 	.minor = DRIVER_MINOR,
 	.patchlevel = DRIVER_PATCHLEVEL,
 
-	DRM_GEM_SHMEM_DRIVER_OPS,
+	DRM_GEM_SHMEM_DRIVER_OPS_NO_MAP_SGT,
 	DRM_FBDEV_SHMEM_DRIVER_OPS,
 };
 
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 1de832964e92..7908087bcb5a 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -34,6 +34,7 @@
 
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_color_mgmt.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_format_helper.h>
@@ -71,31 +72,44 @@ static unsigned long ast_fb_vram_size(struct ast_device *ast)
 	return cursor_offset - offset;
 }
 
-static inline void ast_load_palette_index(struct ast_device *ast,
-				     u8 index, u8 red, u8 green,
-				     u8 blue)
+static void ast_set_gamma_lut(struct drm_crtc *crtc, unsigned int index,
+			      u16 red, u16 green, u16 blue)
 {
-	ast_io_write8(ast, AST_IO_VGADWR, index);
+	struct drm_device *dev = crtc->dev;
+	struct ast_device *ast = to_ast_device(dev);
+	u8 i8 = index & 0xff;
+	u8 r8 = red >> 8;
+	u8 g8 = green >> 8;
+	u8 b8 = blue >> 8;
+
+	if (drm_WARN_ON_ONCE(dev, index != i8))
+		return; /* driver bug */
+
+	ast_io_write8(ast, AST_IO_VGADWR, i8);
 	ast_io_read8(ast, AST_IO_VGASRI);
-	ast_io_write8(ast, AST_IO_VGAPDR, red);
+	ast_io_write8(ast, AST_IO_VGAPDR, r8);
 	ast_io_read8(ast, AST_IO_VGASRI);
-	ast_io_write8(ast, AST_IO_VGAPDR, green);
+	ast_io_write8(ast, AST_IO_VGAPDR, g8);
 	ast_io_read8(ast, AST_IO_VGASRI);
-	ast_io_write8(ast, AST_IO_VGAPDR, blue);
+	ast_io_write8(ast, AST_IO_VGAPDR, b8);
 	ast_io_read8(ast, AST_IO_VGASRI);
 }
 
-static void ast_crtc_set_gamma_linear(struct ast_device *ast,
-				      const struct drm_format_info *format)
+static void ast_crtc_fill_gamma(struct ast_device *ast,
+				const struct drm_format_info *format)
 {
-	int i;
+	struct drm_crtc *crtc = &ast->crtc;
 
 	switch (format->format) {
-	case DRM_FORMAT_C8: /* In this case, gamma table is used as color palette */
+	case DRM_FORMAT_C8:
+		/* gamma table is used as color palette */
+		drm_crtc_fill_palette_8(crtc, ast_set_gamma_lut);
+		break;
 	case DRM_FORMAT_RGB565:
+		/* also uses 8-bit gamma ramp on low-color modes */
+		fallthrough;
 	case DRM_FORMAT_XRGB8888:
-		for (i = 0; i < AST_LUT_SIZE; i++)
-			ast_load_palette_index(ast, i, i, i, i);
+		drm_crtc_fill_gamma_888(crtc, ast_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(&ast->base, "Unsupported format %p4cc for gamma correction\n",
@@ -104,21 +118,22 @@ static void ast_crtc_set_gamma_linear(struct ast_device *ast,
 	}
 }
 
-static void ast_crtc_set_gamma(struct ast_device *ast,
-			       const struct drm_format_info *format,
-			       struct drm_color_lut *lut)
+static void ast_crtc_load_gamma(struct ast_device *ast,
+				const struct drm_format_info *format,
+				struct drm_color_lut *lut)
 {
-	int i;
+	struct drm_crtc *crtc = &ast->crtc;
 
 	switch (format->format) {
-	case DRM_FORMAT_C8: /* In this case, gamma table is used as color palette */
+	case DRM_FORMAT_C8:
+		/* gamma table is used as color palette */
+		drm_crtc_load_palette_8(crtc, lut, ast_set_gamma_lut);
+		break;
 	case DRM_FORMAT_RGB565:
+		/* also uses 8-bit gamma ramp on low-color modes */
+		fallthrough;
 	case DRM_FORMAT_XRGB8888:
-		for (i = 0; i < AST_LUT_SIZE; i++)
-			ast_load_palette_index(ast, i,
-					       lut[i].red >> 8,
-					       lut[i].green >> 8,
-					       lut[i].blue >> 8);
+		drm_crtc_load_gamma_888(crtc, lut, ast_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(&ast->base, "Unsupported format %p4cc for gamma correction\n",
@@ -811,11 +826,11 @@ ast_crtc_helper_atomic_flush(struct drm_crtc *crtc,
 	 */
 	if (crtc_state->enable && crtc_state->color_mgmt_changed) {
 		if (crtc_state->gamma_lut)
-			ast_crtc_set_gamma(ast,
-					   ast_crtc_state->format,
-					   crtc_state->gamma_lut->data);
+			ast_crtc_load_gamma(ast,
+					    ast_crtc_state->format,
+					    crtc_state->gamma_lut->data);
 		else
-			ast_crtc_set_gamma_linear(ast, ast_crtc_state->format);
+			ast_crtc_fill_gamma(ast, ast_crtc_state->format);
 	}
 }
 
diff --git a/drivers/gpu/drm/bridge/adv7511/Kconfig b/drivers/gpu/drm/bridge/adv7511/Kconfig
index f46a5e26b5dd..59a5256ce8a6 100644
--- a/drivers/gpu/drm/bridge/adv7511/Kconfig
+++ b/drivers/gpu/drm/bridge/adv7511/Kconfig
@@ -5,6 +5,9 @@ config DRM_I2C_ADV7511
 	select DRM_KMS_HELPER
 	select REGMAP_I2C
 	select DRM_MIPI_DSI
+	select DRM_DISPLAY_HELPER
+	select DRM_BRIDGE_CONNECTOR
+	select DRM_DISPLAY_HDMI_STATE_HELPER
 	help
 	  Support for the Analog Devices ADV7511(W)/13/33/35 HDMI encoders.
 
@@ -19,7 +22,7 @@ config DRM_I2C_ADV7511_AUDIO
 config DRM_I2C_ADV7511_CEC
 	bool "ADV7511/33/35 HDMI CEC driver"
 	depends on DRM_I2C_ADV7511
-	select CEC_CORE
+	select DRM_DISPLAY_HDMI_CEC_HELPER
 	default y
 	help
 	  When selected the HDMI transmitter will support the CEC feature.
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h
index ec0b7f3d889c..71bb64e5f481 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511.h
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h
@@ -313,16 +313,11 @@ enum adv7511_csc_scaling {
  * @csc_enable:			Whether to enable color space conversion
  * @csc_scaling_factor:		Color space conversion scaling factor
  * @csc_coefficents:		Color space conversion coefficents
- * @hdmi_mode:			Whether to use HDMI or DVI output mode
- * @avi_infoframe:		HDMI infoframe
  */
 struct adv7511_video_config {
 	bool csc_enable;
 	enum adv7511_csc_scaling csc_scaling_factor;
 	const uint16_t *csc_coefficents;
-
-	bool hdmi_mode;
-	struct hdmi_avi_infoframe avi_infoframe;
 };
 
 enum adv7511_type {
@@ -337,6 +332,7 @@ struct adv7511_chip_info {
 	enum adv7511_type type;
 	unsigned int max_mode_clock_khz;
 	unsigned int max_lane_freq_khz;
+	const char *name;
 	const char * const *supply_names;
 	unsigned int num_supplies;
 	unsigned int reg_cec_offset;
@@ -371,7 +367,7 @@ struct adv7511 {
 	struct work_struct hpd_work;
 
 	struct drm_bridge bridge;
-	struct drm_connector connector;
+	struct drm_connector *cec_connector;
 
 	bool embedded_sync;
 	enum adv7511_sync_polarity vsync_polarity;
@@ -389,9 +385,7 @@ struct adv7511 {
 	bool use_timing_gen;
 
 	const struct adv7511_chip_info *info;
-	struct platform_device *audio_pdev;
 
-	struct cec_adapter *cec_adap;
 	u8   cec_addr[ADV7511_MAX_ADDRS];
 	u8   cec_valid_addrs;
 	bool cec_enabled_adap;
@@ -399,20 +393,29 @@ struct adv7511 {
 	u32 cec_clk_freq;
 };
 
+static inline struct adv7511 *bridge_to_adv7511(struct drm_bridge *bridge)
+{
+	return container_of(bridge, struct adv7511, bridge);
+}
+
 #ifdef CONFIG_DRM_I2C_ADV7511_CEC
-int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511);
+int adv7511_cec_init(struct drm_connector *connector,
+		     struct drm_bridge *bridge);
+int adv7511_cec_enable(struct drm_bridge *bridge, bool enable);
+int adv7511_cec_log_addr(struct drm_bridge *bridge, u8 addr);
+int adv7511_cec_transmit(struct drm_bridge *bridge, u8 attempts,
+			 u32 signal_free_time, struct cec_msg *msg);
 int adv7511_cec_irq_process(struct adv7511 *adv7511, unsigned int irq1);
 #else
-static inline int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511)
-{
-	regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL,
-		     ADV7511_CEC_CTRL_POWER_DOWN);
-	return 0;
-}
+#define adv7511_cec_init NULL
+#define adv7511_cec_enable NULL
+#define adv7511_cec_log_addr NULL
+#define adv7511_cec_transmit NULL
 #endif
 
 void adv7533_dsi_power_on(struct adv7511 *adv);
 void adv7533_dsi_power_off(struct adv7511 *adv);
+void adv7533_dsi_config_timing_gen(struct adv7511 *adv);
 enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv,
 					const struct drm_display_mode *mode);
 int adv7533_patch_registers(struct adv7511 *adv);
@@ -421,16 +424,18 @@ int adv7533_attach_dsi(struct adv7511 *adv);
 int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv);
 
 #ifdef CONFIG_DRM_I2C_ADV7511_AUDIO
-int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511);
-void adv7511_audio_exit(struct adv7511 *adv7511);
+int adv7511_hdmi_audio_startup(struct drm_connector *connector,
+			       struct drm_bridge *bridge);
+void adv7511_hdmi_audio_shutdown(struct drm_connector *connector,
+				 struct drm_bridge *bridge);
+int adv7511_hdmi_audio_prepare(struct drm_connector *connector,
+			       struct drm_bridge *bridge,
+			       struct hdmi_codec_daifmt *fmt,
+			       struct hdmi_codec_params *hparms);
 #else /*CONFIG_DRM_I2C_ADV7511_AUDIO */
-static inline int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
-{
-	return 0;
-}
-static inline void adv7511_audio_exit(struct adv7511 *adv7511)
-{
-}
+#define adv7511_hdmi_audio_startup NULL
+#define adv7511_hdmi_audio_shutdown NULL
+#define adv7511_hdmi_audio_prepare NULL
 #endif /* CONFIG_DRM_I2C_ADV7511_AUDIO */
 
 #endif /* __DRM_I2C_ADV7511_H__ */
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
index 1ff8c815ec79..915c3b967216 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
@@ -55,11 +55,12 @@ static int adv7511_update_cts_n(struct adv7511 *adv7511)
 	return 0;
 }
 
-static int adv7511_hdmi_hw_params(struct device *dev, void *data,
-				  struct hdmi_codec_daifmt *fmt,
-				  struct hdmi_codec_params *hparms)
+int adv7511_hdmi_audio_prepare(struct drm_connector *connector,
+			       struct drm_bridge *bridge,
+			       struct hdmi_codec_daifmt *fmt,
+			       struct hdmi_codec_params *hparms)
 {
-	struct adv7511 *adv7511 = dev_get_drvdata(dev);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 	unsigned int audio_source, i2s_format = 0;
 	unsigned int invert_clock;
 	unsigned int rate;
@@ -167,9 +168,10 @@ static int adv7511_hdmi_hw_params(struct device *dev, void *data,
 	return 0;
 }
 
-static int audio_startup(struct device *dev, void *data)
+int adv7511_hdmi_audio_startup(struct drm_connector *connector,
+			       struct drm_bridge *bridge)
 {
-	struct adv7511 *adv7511 = dev_get_drvdata(dev);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 
 	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG,
 				BIT(7), 0);
@@ -204,69 +206,12 @@ static int audio_startup(struct device *dev, void *data)
 	return 0;
 }
 
-static void audio_shutdown(struct device *dev, void *data)
+void adv7511_hdmi_audio_shutdown(struct drm_connector *connector,
+				 struct drm_bridge *bridge)
 {
-	struct adv7511 *adv7511 = dev_get_drvdata(dev);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 
 	if (adv7511->audio_source == ADV7511_AUDIO_SOURCE_SPDIF)
 		regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG,
 				   BIT(7), 0);
 }
-
-static int adv7511_hdmi_i2s_get_dai_id(struct snd_soc_component *component,
-					struct device_node *endpoint,
-					void *data)
-{
-	struct of_endpoint of_ep;
-	int ret;
-
-	ret = of_graph_parse_endpoint(endpoint, &of_ep);
-	if (ret < 0)
-		return ret;
-
-	/*
-	 * HDMI sound should be located as reg = <2>
-	 * Then, it is sound port 0
-	 */
-	if (of_ep.port == 2)
-		return 0;
-
-	return -EINVAL;
-}
-
-static const struct hdmi_codec_ops adv7511_codec_ops = {
-	.hw_params	= adv7511_hdmi_hw_params,
-	.audio_shutdown = audio_shutdown,
-	.audio_startup	= audio_startup,
-	.get_dai_id	= adv7511_hdmi_i2s_get_dai_id,
-};
-
-static const struct hdmi_codec_pdata codec_data = {
-	.ops = &adv7511_codec_ops,
-	.i2s_formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |
-			SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S24_LE |
-			SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE),
-	.max_i2s_channels = 2,
-	.i2s = 1,
-	.no_i2s_capture = 1,
-	.spdif = 1,
-	.no_spdif_capture = 1,
-};
-
-int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
-{
-	adv7511->audio_pdev = platform_device_register_data(dev,
-					HDMI_CODEC_DRV_NAME,
-					PLATFORM_DEVID_AUTO,
-					&codec_data,
-					sizeof(codec_data));
-	return PTR_ERR_OR_ZERO(adv7511->audio_pdev);
-}
-
-void adv7511_audio_exit(struct adv7511 *adv7511)
-{
-	if (adv7511->audio_pdev) {
-		platform_device_unregister(adv7511->audio_pdev);
-		adv7511->audio_pdev = NULL;
-	}
-}
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c b/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c
index 2e9c88a2b5ed..822265426f58 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c
@@ -12,6 +12,8 @@
 
 #include <media/cec.h>
 
+#include <drm/display/drm_hdmi_cec_helper.h>
+
 #include "adv7511.h"
 
 static const u8 ADV7511_REG_CEC_RX_FRAME_HDR[] = {
@@ -44,8 +46,8 @@ static void adv_cec_tx_raw_status(struct adv7511 *adv7511, u8 tx_raw_status)
 		return;
 
 	if (tx_raw_status & ADV7511_INT1_CEC_TX_ARBIT_LOST) {
-		cec_transmit_attempt_done(adv7511->cec_adap,
-					  CEC_TX_STATUS_ARB_LOST);
+		drm_connector_hdmi_cec_transmit_attempt_done(adv7511->cec_connector,
+							     CEC_TX_STATUS_ARB_LOST);
 		return;
 	}
 	if (tx_raw_status & ADV7511_INT1_CEC_TX_RETRY_TIMEOUT) {
@@ -72,12 +74,14 @@ static void adv_cec_tx_raw_status(struct adv7511 *adv7511, u8 tx_raw_status)
 			if (low_drive_cnt)
 				status |= CEC_TX_STATUS_LOW_DRIVE;
 		}
-		cec_transmit_done(adv7511->cec_adap, status,
-				  0, nack_cnt, low_drive_cnt, err_cnt);
+		drm_connector_hdmi_cec_transmit_done(adv7511->cec_connector, status,
+						     0, nack_cnt, low_drive_cnt,
+						     err_cnt);
 		return;
 	}
 	if (tx_raw_status & ADV7511_INT1_CEC_TX_READY) {
-		cec_transmit_attempt_done(adv7511->cec_adap, CEC_TX_STATUS_OK);
+		drm_connector_hdmi_cec_transmit_attempt_done(adv7511->cec_connector,
+							     CEC_TX_STATUS_OK);
 		return;
 	}
 }
@@ -116,7 +120,7 @@ static void adv7511_cec_rx(struct adv7511 *adv7511, int rx_buf)
 	regmap_update_bits(adv7511->regmap_cec,
 			   ADV7511_REG_CEC_RX_BUFFERS + offset, BIT(rx_buf), 0);
 
-	cec_received_msg(adv7511->cec_adap, &msg);
+	drm_connector_hdmi_cec_received_msg(adv7511->cec_connector, &msg);
 }
 
 int adv7511_cec_irq_process(struct adv7511 *adv7511, unsigned int irq1)
@@ -179,9 +183,9 @@ int adv7511_cec_irq_process(struct adv7511 *adv7511, unsigned int irq1)
 	return IRQ_HANDLED;
 }
 
-static int adv7511_cec_adap_enable(struct cec_adapter *adap, bool enable)
+int adv7511_cec_enable(struct drm_bridge *bridge, bool enable)
 {
-	struct adv7511 *adv7511 = cec_get_drvdata(adap);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 	unsigned int offset = adv7511->info->reg_cec_offset;
 
 	if (adv7511->i2c_cec == NULL)
@@ -225,9 +229,9 @@ static int adv7511_cec_adap_enable(struct cec_adapter *adap, bool enable)
 	return 0;
 }
 
-static int adv7511_cec_adap_log_addr(struct cec_adapter *adap, u8 addr)
+int adv7511_cec_log_addr(struct drm_bridge *bridge, u8 addr)
 {
-	struct adv7511 *adv7511 = cec_get_drvdata(adap);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 	unsigned int offset = adv7511->info->reg_cec_offset;
 	unsigned int i, free_idx = ADV7511_MAX_ADDRS;
 
@@ -293,10 +297,10 @@ static int adv7511_cec_adap_log_addr(struct cec_adapter *adap, u8 addr)
 	return 0;
 }
 
-static int adv7511_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
-				     u32 signal_free_time, struct cec_msg *msg)
+int adv7511_cec_transmit(struct drm_bridge *bridge, u8 attempts,
+			 u32 signal_free_time, struct cec_msg *msg)
 {
-	struct adv7511 *adv7511 = cec_get_drvdata(adap);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
 	unsigned int offset = adv7511->info->reg_cec_offset;
 	u8 len = msg->len;
 	unsigned int i;
@@ -328,12 +332,6 @@ static int adv7511_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
 	return 0;
 }
 
-static const struct cec_adap_ops adv7511_cec_adap_ops = {
-	.adap_enable = adv7511_cec_adap_enable,
-	.adap_log_addr = adv7511_cec_adap_log_addr,
-	.adap_transmit = adv7511_cec_adap_transmit,
-};
-
 static int adv7511_cec_parse_dt(struct device *dev, struct adv7511 *adv7511)
 {
 	adv7511->cec_clk = devm_clk_get(dev, "cec");
@@ -348,20 +346,18 @@ static int adv7511_cec_parse_dt(struct device *dev, struct adv7511 *adv7511)
 	return 0;
 }
 
-int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511)
+int adv7511_cec_init(struct drm_connector *connector,
+		     struct drm_bridge *bridge)
 {
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
+	struct device *dev = &adv7511->i2c_main->dev;
 	unsigned int offset = adv7511->info->reg_cec_offset;
 	int ret = adv7511_cec_parse_dt(dev, adv7511);
 
 	if (ret)
 		goto err_cec_parse_dt;
 
-	adv7511->cec_adap = cec_allocate_adapter(&adv7511_cec_adap_ops,
-		adv7511, dev_name(dev), CEC_CAP_DEFAULTS, ADV7511_MAX_ADDRS);
-	if (IS_ERR(adv7511->cec_adap)) {
-		ret = PTR_ERR(adv7511->cec_adap);
-		goto err_cec_alloc;
-	}
+	adv7511->cec_connector = connector;
 
 	regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL, 0);
 	/* cec soft reset */
@@ -378,17 +374,8 @@ int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511)
 		     ADV7511_REG_CEC_CLK_DIV + offset,
 		     ((adv7511->cec_clk_freq / 750000) - 1) << 2);
 
-	ret = cec_register_adapter(adv7511->cec_adap, dev);
-	if (ret)
-		goto err_cec_register;
 	return 0;
 
-err_cec_register:
-	cec_delete_adapter(adv7511->cec_adap);
-	adv7511->cec_adap = NULL;
-err_cec_alloc:
-	dev_info(dev, "Initializing CEC failed with error %d, disabling CEC\n",
-		 ret);
 err_cec_parse_dt:
 	regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL,
 		     ADV7511_CEC_CTRL_POWER_DOWN);
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 1257009e850c..9df18a8f2e37 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -12,14 +12,17 @@
 #include <linux/of.h>
 #include <linux/slab.h>
 
-#include <media/cec.h>
+#include <sound/pcm.h>
 
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_bridge_connector.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_of.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/display/drm_hdmi_helper.h>
+#include <drm/display/drm_hdmi_state_helper.h>
 
 #include "adv7511.h"
 
@@ -203,62 +206,37 @@ static const uint16_t adv7511_csc_ycbcr_to_rgb[] = {
 
 static void adv7511_set_config_csc(struct adv7511 *adv7511,
 				   struct drm_connector *connector,
-				   bool rgb, bool hdmi_mode)
+				   bool rgb)
 {
 	struct adv7511_video_config config;
 	bool output_format_422, output_format_ycbcr;
 	unsigned int mode;
-	uint8_t infoframe[17];
-
-	config.hdmi_mode = hdmi_mode;
-
-	hdmi_avi_infoframe_init(&config.avi_infoframe);
-
-	config.avi_infoframe.scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
 
 	if (rgb) {
 		config.csc_enable = false;
-		config.avi_infoframe.colorspace = HDMI_COLORSPACE_RGB;
+		output_format_422 = false;
+		output_format_ycbcr = false;
 	} else {
 		config.csc_scaling_factor = ADV7511_CSC_SCALING_4;
 		config.csc_coefficents = adv7511_csc_ycbcr_to_rgb;
 
 		if ((connector->display_info.color_formats &
 		     DRM_COLOR_FORMAT_YCBCR422) &&
-		    config.hdmi_mode) {
+		    connector->display_info.is_hdmi) {
 			config.csc_enable = false;
-			config.avi_infoframe.colorspace =
-				HDMI_COLORSPACE_YUV422;
-		} else {
-			config.csc_enable = true;
-			config.avi_infoframe.colorspace = HDMI_COLORSPACE_RGB;
-		}
-	}
-
-	if (config.hdmi_mode) {
-		mode = ADV7511_HDMI_CFG_MODE_HDMI;
-
-		switch (config.avi_infoframe.colorspace) {
-		case HDMI_COLORSPACE_YUV444:
-			output_format_422 = false;
-			output_format_ycbcr = true;
-			break;
-		case HDMI_COLORSPACE_YUV422:
 			output_format_422 = true;
 			output_format_ycbcr = true;
-			break;
-		default:
+		} else {
+			config.csc_enable = true;
 			output_format_422 = false;
 			output_format_ycbcr = false;
-			break;
 		}
-	} else {
-		mode = ADV7511_HDMI_CFG_MODE_DVI;
-		output_format_422 = false;
-		output_format_ycbcr = false;
 	}
 
-	adv7511_packet_disable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME);
+	if (connector->display_info.is_hdmi)
+		mode = ADV7511_HDMI_CFG_MODE_HDMI;
+	else
+		mode = ADV7511_HDMI_CFG_MODE_DVI;
 
 	adv7511_set_colormap(adv7511, config.csc_enable,
 			     config.csc_coefficents,
@@ -269,15 +247,6 @@ static void adv7511_set_config_csc(struct adv7511 *adv7511,
 
 	regmap_update_bits(adv7511->regmap, ADV7511_REG_HDCP_HDMI_CFG,
 			   ADV7511_HDMI_CFG_MODE_MASK, mode);
-
-	hdmi_avi_infoframe_pack(&config.avi_infoframe, infoframe,
-				sizeof(infoframe));
-
-	/* The AVI infoframe id is not configurable */
-	regmap_bulk_write(adv7511->regmap, ADV7511_REG_AVI_INFOFRAME_VERSION,
-			  infoframe + 1, sizeof(infoframe) - 1);
-
-	adv7511_packet_enable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME);
 }
 
 static void adv7511_set_link_config(struct adv7511 *adv7511,
@@ -446,22 +415,16 @@ static void adv7511_hpd_work(struct work_struct *work)
 	 * restore its state.
 	 */
 	if (status == connector_status_connected &&
-	    adv7511->connector.status == connector_status_disconnected &&
+	    adv7511->status == connector_status_disconnected &&
 	    adv7511->powered) {
 		regcache_mark_dirty(adv7511->regmap);
 		adv7511_power_on(adv7511);
 	}
 
-	if (adv7511->connector.status != status) {
-		adv7511->connector.status = status;
+	if (adv7511->status != status) {
+		adv7511->status = status;
 
-		if (adv7511->connector.dev) {
-			if (status == connector_status_disconnected)
-				cec_phys_addr_invalidate(adv7511->cec_adap);
-			drm_kms_helper_hotplug_event(adv7511->connector.dev);
-		} else {
-			drm_bridge_hpd_notify(&adv7511->bridge, status);
-		}
+		drm_bridge_hpd_notify(&adv7511->bridge, status);
 	}
 }
 
@@ -636,45 +599,11 @@ static const struct drm_edid *adv7511_edid_read(struct adv7511 *adv7511,
 	if (!adv7511->powered)
 		__adv7511_power_off(adv7511);
 
-	if (drm_edid) {
-		/*
-		 * FIXME: The CEC physical address should be set using
-		 * cec_s_phys_addr(adap,
-		 * connector->display_info.source_physical_address, false) from
-		 * a path that has read the EDID and called
-		 * drm_edid_connector_update().
-		 */
-		const struct edid *edid = drm_edid_raw(drm_edid);
-
-		adv7511_set_config_csc(adv7511, connector, adv7511->rgb,
-				       drm_detect_hdmi_monitor(edid));
-
-		cec_s_phys_addr_from_edid(adv7511->cec_adap, edid);
-	} else {
-		cec_s_phys_addr_from_edid(adv7511->cec_adap, NULL);
-	}
-
 	return drm_edid;
 }
 
-static int adv7511_get_modes(struct adv7511 *adv7511,
-			     struct drm_connector *connector)
-{
-	const struct drm_edid *drm_edid;
-	unsigned int count;
-
-	drm_edid = adv7511_edid_read(adv7511, connector);
-
-	drm_edid_connector_update(connector, drm_edid);
-	count = drm_edid_connector_add_modes(connector);
-
-	drm_edid_free(drm_edid);
-
-	return count;
-}
-
 static enum drm_connector_status
-adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector)
+adv7511_detect(struct adv7511 *adv7511)
 {
 	enum drm_connector_status status;
 	unsigned int val;
@@ -699,8 +628,6 @@ adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector)
 	if (status == connector_status_connected && hpd && adv7511->powered) {
 		regcache_mark_dirty(adv7511->regmap);
 		adv7511_power_on(adv7511);
-		if (connector)
-			adv7511_get_modes(adv7511, connector);
 		if (adv7511->status == connector_status_connected)
 			status = connector_status_disconnected;
 	} else {
@@ -719,17 +646,7 @@ adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector)
 	return status;
 }
 
-static enum drm_mode_status adv7511_mode_valid(struct adv7511 *adv7511,
-			      const struct drm_display_mode *mode)
-{
-	if (mode->clock > 165000)
-		return MODE_CLOCK_HIGH;
-
-	return MODE_OK;
-}
-
 static void adv7511_mode_set(struct adv7511 *adv7511,
-			     const struct drm_display_mode *mode,
 			     const struct drm_display_mode *adj_mode)
 {
 	unsigned int low_refresh_rate;
@@ -800,11 +717,11 @@ static void adv7511_mode_set(struct adv7511 *adv7511,
 			vsync_polarity = 1;
 	}
 
-	if (drm_mode_vrefresh(mode) <= 24)
+	if (drm_mode_vrefresh(adj_mode) <= 24)
 		low_refresh_rate = ADV7511_LOW_REFRESH_RATE_24HZ;
-	else if (drm_mode_vrefresh(mode) <= 25)
+	else if (drm_mode_vrefresh(adj_mode) <= 25)
 		low_refresh_rate = ADV7511_LOW_REFRESH_RATE_25HZ;
-	else if (drm_mode_vrefresh(mode) <= 30)
+	else if (drm_mode_vrefresh(adj_mode) <= 30)
 		low_refresh_rate = ADV7511_LOW_REFRESH_RATE_30HZ;
 	else
 		low_refresh_rate = ADV7511_LOW_REFRESH_RATE_NONE;
@@ -821,82 +738,30 @@ static void adv7511_mode_set(struct adv7511 *adv7511,
 
 	drm_mode_copy(&adv7511->curr_mode, adj_mode);
 
+	/* Update horizontal/vertical porch params */
+	if (adv7511->info->has_dsi && adv7511->use_timing_gen)
+		adv7533_dsi_config_timing_gen(adv7511);
+
 	/*
 	 * TODO Test first order 4:2:2 to 4:4:4 up conversion method, which is
 	 * supposed to give better results.
 	 */
 
-	adv7511->f_tmds = mode->clock;
-}
-
-/* -----------------------------------------------------------------------------
- * DRM Connector Operations
- */
-
-static struct adv7511 *connector_to_adv7511(struct drm_connector *connector)
-{
-	return container_of(connector, struct adv7511, connector);
+	adv7511->f_tmds = adj_mode->clock;
 }
 
-static int adv7511_connector_get_modes(struct drm_connector *connector)
-{
-	struct adv7511 *adv = connector_to_adv7511(connector);
-
-	return adv7511_get_modes(adv, connector);
-}
-
-static enum drm_mode_status
-adv7511_connector_mode_valid(struct drm_connector *connector,
-			     const struct drm_display_mode *mode)
-{
-	struct adv7511 *adv = connector_to_adv7511(connector);
-
-	return adv7511_mode_valid(adv, mode);
-}
-
-static struct drm_connector_helper_funcs adv7511_connector_helper_funcs = {
-	.get_modes = adv7511_connector_get_modes,
-	.mode_valid = adv7511_connector_mode_valid,
-};
-
-static enum drm_connector_status
-adv7511_connector_detect(struct drm_connector *connector, bool force)
-{
-	struct adv7511 *adv = connector_to_adv7511(connector);
-
-	return adv7511_detect(adv, connector);
-}
-
-static const struct drm_connector_funcs adv7511_connector_funcs = {
-	.fill_modes = drm_helper_probe_single_connector_modes,
-	.detect = adv7511_connector_detect,
-	.destroy = drm_connector_cleanup,
-	.reset = drm_atomic_helper_connector_reset,
-	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
-	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
 static int adv7511_connector_init(struct adv7511 *adv)
 {
 	struct drm_bridge *bridge = &adv->bridge;
-	int ret;
-
-	if (adv->i2c_main->irq)
-		adv->connector.polled = DRM_CONNECTOR_POLL_HPD;
-	else
-		adv->connector.polled = DRM_CONNECTOR_POLL_CONNECT |
-				DRM_CONNECTOR_POLL_DISCONNECT;
+	struct drm_connector *connector;
 
-	ret = drm_connector_init(bridge->dev, &adv->connector,
-				 &adv7511_connector_funcs,
-				 DRM_MODE_CONNECTOR_HDMIA);
-	if (ret < 0) {
+	connector = drm_bridge_connector_init(bridge->dev, bridge->encoder);
+	if (IS_ERR(connector)) {
 		DRM_ERROR("Failed to initialize connector with drm\n");
-		return ret;
+		return PTR_ERR(connector);
 	}
-	drm_connector_helper_add(&adv->connector,
-				 &adv7511_connector_helper_funcs);
-	drm_connector_attach_encoder(&adv->connector, bridge->encoder);
+
+	drm_connector_attach_encoder(connector, bridge->encoder);
 
 	return 0;
 }
@@ -905,7 +770,7 @@ static int adv7511_connector_init(struct adv7511 *adv)
  * DRM Bridge Operations
  */
 
-static struct adv7511 *bridge_to_adv7511(struct drm_bridge *bridge)
+static const struct adv7511 *bridge_to_adv7511_const(const struct drm_bridge *bridge)
 {
 	return container_of(bridge, struct adv7511, bridge);
 }
@@ -914,8 +779,29 @@ static void adv7511_bridge_atomic_enable(struct drm_bridge *bridge,
 					 struct drm_atomic_state *state)
 {
 	struct adv7511 *adv = bridge_to_adv7511(bridge);
+	struct drm_connector *connector;
+	struct drm_connector_state *conn_state;
+	struct drm_crtc_state *crtc_state;
 
 	adv7511_power_on(adv);
+
+	connector = drm_atomic_get_new_connector_for_encoder(state, bridge->encoder);
+	if (WARN_ON(!connector))
+		return;
+
+	conn_state = drm_atomic_get_new_connector_state(state, connector);
+	if (WARN_ON(!conn_state))
+		return;
+
+	crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc);
+	if (WARN_ON(!crtc_state))
+		return;
+
+	adv7511_set_config_csc(adv, connector, adv->rgb);
+
+	adv7511_mode_set(adv, &crtc_state->adjusted_mode);
+
+	drm_atomic_helper_connector_hdmi_update_infoframes(connector, state);
 }
 
 static void adv7511_bridge_atomic_disable(struct drm_bridge *bridge,
@@ -926,13 +812,17 @@ static void adv7511_bridge_atomic_disable(struct drm_bridge *bridge,
 	adv7511_power_off(adv);
 }
 
-static void adv7511_bridge_mode_set(struct drm_bridge *bridge,
-				    const struct drm_display_mode *mode,
-				    const struct drm_display_mode *adj_mode)
+static enum drm_mode_status
+adv7511_bridge_hdmi_tmds_char_rate_valid(const struct drm_bridge *bridge,
+					 const struct drm_display_mode *mode,
+					 unsigned long long tmds_rate)
 {
-	struct adv7511 *adv = bridge_to_adv7511(bridge);
+	const struct adv7511 *adv = bridge_to_adv7511_const(bridge);
 
-	adv7511_mode_set(adv, mode, adj_mode);
+	if (tmds_rate > 1000ULL * adv->info->max_mode_clock_khz)
+		return MODE_CLOCK_HIGH;
+
+	return MODE_OK;
 }
 
 static enum drm_mode_status adv7511_bridge_mode_valid(struct drm_bridge *bridge,
@@ -941,10 +831,10 @@ static enum drm_mode_status adv7511_bridge_mode_valid(struct drm_bridge *bridge,
 {
 	struct adv7511 *adv = bridge_to_adv7511(bridge);
 
-	if (adv->info->has_dsi)
-		return adv7533_mode_valid(adv, mode);
-	else
-		return adv7511_mode_valid(adv, mode);
+	if (!adv->info->has_dsi)
+		return MODE_OK;
+
+	return adv7533_mode_valid(adv, mode);
 }
 
 static int adv7511_bridge_attach(struct drm_bridge *bridge,
@@ -978,7 +868,7 @@ static enum drm_connector_status adv7511_bridge_detect(struct drm_bridge *bridge
 {
 	struct adv7511 *adv = bridge_to_adv7511(bridge);
 
-	return adv7511_detect(adv, NULL);
+	return adv7511_detect(adv);
 }
 
 static const struct drm_edid *adv7511_bridge_edid_read(struct drm_bridge *bridge,
@@ -989,28 +879,71 @@ static const struct drm_edid *adv7511_bridge_edid_read(struct drm_bridge *bridge
 	return adv7511_edid_read(adv, connector);
 }
 
-static void adv7511_bridge_hpd_notify(struct drm_bridge *bridge,
-				      enum drm_connector_status status)
+static int adv7511_bridge_hdmi_clear_infoframe(struct drm_bridge *bridge,
+					       enum hdmi_infoframe_type type)
 {
-	struct adv7511 *adv = bridge_to_adv7511(bridge);
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
+
+	switch (type) {
+	case HDMI_INFOFRAME_TYPE_AVI:
+		adv7511_packet_disable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME);
+		break;
+	default:
+		drm_dbg_driver(adv7511->bridge.dev, "Unsupported HDMI InfoFrame %x\n", type);
+		break;
+	}
 
-	if (status == connector_status_disconnected)
-		cec_phys_addr_invalidate(adv->cec_adap);
+	return 0;
+}
+
+static int adv7511_bridge_hdmi_write_infoframe(struct drm_bridge *bridge,
+					       enum hdmi_infoframe_type type,
+					       const u8 *buffer, size_t len)
+{
+	struct adv7511 *adv7511 = bridge_to_adv7511(bridge);
+
+	adv7511_bridge_hdmi_clear_infoframe(bridge, type);
+
+	switch (type) {
+	case HDMI_INFOFRAME_TYPE_AVI:
+		/* The AVI infoframe id is not configurable */
+		regmap_bulk_write(adv7511->regmap, ADV7511_REG_AVI_INFOFRAME_VERSION,
+				  buffer + 1, len - 1);
+
+		adv7511_packet_enable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME);
+		break;
+	default:
+		drm_dbg_driver(adv7511->bridge.dev, "Unsupported HDMI InfoFrame %x\n", type);
+		break;
+	}
+
+	return 0;
 }
 
 static const struct drm_bridge_funcs adv7511_bridge_funcs = {
-	.mode_set = adv7511_bridge_mode_set,
 	.mode_valid = adv7511_bridge_mode_valid,
 	.attach = adv7511_bridge_attach,
 	.detect = adv7511_bridge_detect,
 	.edid_read = adv7511_bridge_edid_read,
-	.hpd_notify = adv7511_bridge_hpd_notify,
 
 	.atomic_enable = adv7511_bridge_atomic_enable,
 	.atomic_disable = adv7511_bridge_atomic_disable,
 	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
 	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
 	.atomic_reset = drm_atomic_helper_bridge_reset,
+
+	.hdmi_tmds_char_rate_valid = adv7511_bridge_hdmi_tmds_char_rate_valid,
+	.hdmi_clear_infoframe = adv7511_bridge_hdmi_clear_infoframe,
+	.hdmi_write_infoframe = adv7511_bridge_hdmi_write_infoframe,
+
+	.hdmi_audio_startup = adv7511_hdmi_audio_startup,
+	.hdmi_audio_prepare = adv7511_hdmi_audio_prepare,
+	.hdmi_audio_shutdown = adv7511_hdmi_audio_shutdown,
+
+	.hdmi_cec_init = adv7511_cec_init,
+	.hdmi_cec_enable = adv7511_cec_enable,
+	.hdmi_cec_log_addr = adv7511_cec_log_addr,
+	.hdmi_cec_transmit = adv7511_cec_transmit,
 };
 
 /* -----------------------------------------------------------------------------
@@ -1224,9 +1157,10 @@ static int adv7511_probe(struct i2c_client *i2c)
 	if (!dev->of_node)
 		return -EINVAL;
 
-	adv7511 = devm_kzalloc(dev, sizeof(*adv7511), GFP_KERNEL);
-	if (!adv7511)
-		return -ENOMEM;
+	adv7511 = devm_drm_bridge_alloc(dev, struct adv7511, bridge,
+					&adv7511_bridge_funcs);
+	if (IS_ERR(adv7511))
+		return PTR_ERR(adv7511);
 
 	adv7511->i2c_main = i2c;
 	adv7511->powered = false;
@@ -1323,22 +1257,43 @@ static int adv7511_probe(struct i2c_client *i2c)
 	if (adv7511->info->link_config)
 		adv7511_set_link_config(adv7511, &link_config);
 
-	ret = adv7511_cec_init(dev, adv7511);
-	if (ret)
-		goto err_unregister_cec;
+	regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL,
+		     ADV7511_CEC_CTRL_POWER_DOWN);
 
-	adv7511->bridge.funcs = &adv7511_bridge_funcs;
-	adv7511->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID;
+	adv7511->bridge.ops = DRM_BRIDGE_OP_DETECT |
+		DRM_BRIDGE_OP_EDID |
+		DRM_BRIDGE_OP_HDMI |
+		DRM_BRIDGE_OP_HDMI_AUDIO |
+		DRM_BRIDGE_OP_HDMI_CEC_ADAPTER;
 	if (adv7511->i2c_main->irq)
 		adv7511->bridge.ops |= DRM_BRIDGE_OP_HPD;
 
+	adv7511->bridge.vendor = "Analog";
+	adv7511->bridge.product = adv7511->info->name;
+
+#ifdef CONFIG_DRM_I2C_ADV7511_AUDIO
+	adv7511->bridge.hdmi_audio_dev = dev;
+	adv7511->bridge.hdmi_audio_max_i2s_playback_channels = 2;
+	adv7511->bridge.hdmi_audio_i2s_formats = (SNDRV_PCM_FMTBIT_S16_LE |
+						  SNDRV_PCM_FMTBIT_S20_3LE |
+						  SNDRV_PCM_FMTBIT_S24_3LE |
+						  SNDRV_PCM_FMTBIT_S24_LE |
+						  SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE),
+	adv7511->bridge.hdmi_audio_spdif_playback = 1;
+	adv7511->bridge.hdmi_audio_dai_port = 2;
+#endif
+
+#ifdef CONFIG_DRM_I2C_ADV7511_CEC
+	adv7511->bridge.hdmi_cec_dev = dev;
+	adv7511->bridge.hdmi_cec_adapter_name = dev_name(dev);
+	adv7511->bridge.hdmi_cec_available_las = ADV7511_MAX_ADDRS;
+#endif
+
 	adv7511->bridge.of_node = dev->of_node;
 	adv7511->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
 
 	drm_bridge_add(&adv7511->bridge);
 
-	adv7511_audio_init(dev, adv7511);
-
 	if (i2c->irq) {
 		init_waitqueue_head(&adv7511->wq);
 
@@ -1360,10 +1315,7 @@ static int adv7511_probe(struct i2c_client *i2c)
 	return 0;
 
 err_unregister_audio:
-	adv7511_audio_exit(adv7511);
 	drm_bridge_remove(&adv7511->bridge);
-err_unregister_cec:
-	cec_unregister_adapter(adv7511->cec_adap);
 	i2c_unregister_device(adv7511->i2c_cec);
 	clk_disable_unprepare(adv7511->cec_clk);
 err_i2c_unregister_packet:
@@ -1388,9 +1340,6 @@ static void adv7511_remove(struct i2c_client *i2c)
 
 	drm_bridge_remove(&adv7511->bridge);
 
-	adv7511_audio_exit(adv7511);
-
-	cec_unregister_adapter(adv7511->cec_adap);
 	i2c_unregister_device(adv7511->i2c_cec);
 	clk_disable_unprepare(adv7511->cec_clk);
 
@@ -1400,6 +1349,8 @@ static void adv7511_remove(struct i2c_client *i2c)
 
 static const struct adv7511_chip_info adv7511_chip_info = {
 	.type = ADV7511,
+	.name = "ADV7511",
+	.max_mode_clock_khz = 165000,
 	.supply_names = adv7511_supply_names,
 	.num_supplies = ARRAY_SIZE(adv7511_supply_names),
 	.link_config = true,
@@ -1407,6 +1358,7 @@ static const struct adv7511_chip_info adv7511_chip_info = {
 
 static const struct adv7511_chip_info adv7533_chip_info = {
 	.type = ADV7533,
+	.name = "ADV7533",
 	.max_mode_clock_khz = 80000,
 	.max_lane_freq_khz = 800000,
 	.supply_names = adv7533_supply_names,
@@ -1417,6 +1369,7 @@ static const struct adv7511_chip_info adv7533_chip_info = {
 
 static const struct adv7511_chip_info adv7535_chip_info = {
 	.type = ADV7535,
+	.name = "ADV7535",
 	.max_mode_clock_khz = 148500,
 	.max_lane_freq_khz = 891000,
 	.supply_names = adv7533_supply_names,
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c
index 122ad91e8a32..188c1093a66e 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7533.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c
@@ -24,7 +24,7 @@ static const struct reg_sequence adv7533_cec_fixed_registers[] = {
 	{ 0x05, 0xc8 },
 };
 
-static void adv7511_dsi_config_timing_gen(struct adv7511 *adv)
+void adv7533_dsi_config_timing_gen(struct adv7511 *adv)
 {
 	struct mipi_dsi_device *dsi = adv->dsi;
 	struct drm_display_mode *mode = &adv->curr_mode;
@@ -67,9 +67,6 @@ void adv7533_dsi_power_on(struct adv7511 *adv)
 {
 	struct mipi_dsi_device *dsi = adv->dsi;
 
-	if (adv->use_timing_gen)
-		adv7511_dsi_config_timing_gen(adv);
-
 	/* set number of dsi lanes */
 	regmap_write(adv->regmap_cec, 0x1c, dsi->lanes << 4);
 
@@ -106,10 +103,6 @@ enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv,
 	struct mipi_dsi_device *dsi = adv->dsi;
 	u8 bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);
 
-	/* Check max clock for either 7533 or 7535 */
-	if (mode->clock > adv->info->max_mode_clock_khz)
-		return MODE_CLOCK_HIGH;
-
 	/* Check max clock for each lane */
 	if (mode->clock * bpp > adv->info->max_lane_freq_khz * adv->num_dsi_lanes)
 		return MODE_CLOCK_HIGH;
diff --git a/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
index a83020d6576f..ba0fc149a9e7 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
@@ -1193,9 +1193,10 @@ static int anx78xx_i2c_probe(struct i2c_client *client)
 	bool found = false;
 	int err;
 
-	anx78xx = devm_kzalloc(&client->dev, sizeof(*anx78xx), GFP_KERNEL);
-	if (!anx78xx)
-		return -ENOMEM;
+	anx78xx = devm_drm_bridge_alloc(&client->dev, struct anx78xx, bridge,
+					&anx78xx_bridge_funcs);
+	if (IS_ERR(anx78xx))
+		return PTR_ERR(anx78xx);
 
 	pdata = &anx78xx->pdata;
 
@@ -1306,8 +1307,6 @@ static int anx78xx_i2c_probe(struct i2c_client *client)
 		goto err_poweroff;
 	}
 
-	anx78xx->bridge.funcs = &anx78xx_bridge_funcs;
-
 	drm_bridge_add(&anx78xx->bridge);
 
 	/* If cable is pulled out, just poweroff and wait for HPD event */
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index 8a9079c2ed5c..0ac4a82c5a6e 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -2596,7 +2596,6 @@ static int anx7625_link_bridge(struct drm_dp_aux *aux)
 		return ret;
 	}
 
-	platform->bridge.funcs = &anx7625_bridge_funcs;
 	platform->bridge.of_node = dev->of_node;
 	if (!anx7625_of_panel_on_aux_bus(dev))
 		platform->bridge.ops |= DRM_BRIDGE_OP_EDID;
@@ -2630,10 +2629,10 @@ static int anx7625_i2c_probe(struct i2c_client *client)
 		return -ENODEV;
 	}
 
-	platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
-	if (!platform) {
+	platform = devm_drm_bridge_alloc(dev, struct anx7625_data, bridge, &anx7625_bridge_funcs);
+	if (IS_ERR(platform)) {
 		DRM_DEV_ERROR(dev, "fail to allocate driver data\n");
-		return -ENOMEM;
+		return PTR_ERR(platform);
 	}
 
 	pdata = &platform->pdata;
diff --git a/drivers/gpu/drm/bridge/aux-bridge.c b/drivers/gpu/drm/bridge/aux-bridge.c
index c179b86d208f..5b219e3b87b1 100644
--- a/drivers/gpu/drm/bridge/aux-bridge.c
+++ b/drivers/gpu/drm/bridge/aux-bridge.c
@@ -109,9 +109,10 @@ static int drm_aux_bridge_probe(struct auxiliary_device *auxdev,
 {
 	struct drm_aux_bridge_data *data;
 
-	data = devm_kzalloc(&auxdev->dev, sizeof(*data), GFP_KERNEL);
-	if (!data)
-		return -ENOMEM;
+	data = devm_drm_bridge_alloc(&auxdev->dev, struct drm_aux_bridge_data,
+				     bridge, &drm_aux_bridge_funcs);
+	if (IS_ERR(data))
+		return PTR_ERR(data);
 
 	data->dev = &auxdev->dev;
 	data->next_bridge = devm_drm_of_get_bridge(&auxdev->dev, auxdev->dev.of_node, 0, 0);
@@ -119,7 +120,6 @@ static int drm_aux_bridge_probe(struct auxiliary_device *auxdev,
 		return dev_err_probe(&auxdev->dev, PTR_ERR(data->next_bridge),
 				     "failed to acquire drm_bridge\n");
 
-	data->bridge.funcs = &drm_aux_bridge_funcs;
 	data->bridge.of_node = data->dev->of_node;
 
 	/* passthrough data, allow everything */
diff --git a/drivers/gpu/drm/bridge/aux-hpd-bridge.c b/drivers/gpu/drm/bridge/aux-hpd-bridge.c
index b3f588b71a7d..3eb411f874e4 100644
--- a/drivers/gpu/drm/bridge/aux-hpd-bridge.c
+++ b/drivers/gpu/drm/bridge/aux-hpd-bridge.c
@@ -171,12 +171,13 @@ static int drm_aux_hpd_bridge_probe(struct auxiliary_device *auxdev,
 {
 	struct drm_aux_hpd_bridge_data *data;
 
-	data = devm_kzalloc(&auxdev->dev, sizeof(*data), GFP_KERNEL);
-	if (!data)
-		return -ENOMEM;
+	data = devm_drm_bridge_alloc(&auxdev->dev,
+				     struct drm_aux_hpd_bridge_data, bridge,
+				     &drm_aux_hpd_bridge_funcs);
+	if (IS_ERR(data))
+		return PTR_ERR(data);
 
 	data->dev = &auxdev->dev;
-	data->bridge.funcs = &drm_aux_hpd_bridge_funcs;
 	data->bridge.of_node = dev_get_platdata(data->dev);
 	data->bridge.ops = DRM_BRIDGE_OP_HPD;
 	data->bridge.type = id->driver_data;
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index b022dd6e6b6e..a57ca8c3bdae 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -670,13 +670,28 @@ cdns_dsi_bridge_mode_valid(struct drm_bridge *bridge,
 	return MODE_OK;
 }
 
-static void cdns_dsi_bridge_atomic_disable(struct drm_bridge *bridge,
-					   struct drm_atomic_state *state)
+static void cdns_dsi_bridge_atomic_post_disable(struct drm_bridge *bridge,
+						struct drm_atomic_state *state)
 {
 	struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
 	struct cdns_dsi *dsi = input_to_dsi(input);
 	u32 val;
 
+	/*
+	 * The cdns-dsi controller needs to be disabled after it's DPI source
+	 * has stopped streaming. If this is not followed, there is a brief
+	 * window before DPI source is disabled and after cdns-dsi controller
+	 * has been disabled where the DPI stream is still on, but the cdns-dsi
+	 * controller is not ready anymore to accept the incoming signals. This
+	 * is one of the reasons why a shift in pixel colors is observed on
+	 * displays that have cdns-dsi as one of the bridges.
+	 *
+	 * To mitigate this, disable this bridge from the bridge post_disable()
+	 * hook, instead of the bridge _disable() hook. The bridge post_disable()
+	 * hook gets called after the CRTC disable, where often many DPI sources
+	 * disable their streams.
+	 */
+
 	val = readl(dsi->regs + MCTL_MAIN_DATA_CTL);
 	val &= ~(IF_VID_SELECT_MASK | IF_VID_MODE | VID_EN | HOST_EOT_GEN |
 		 DISP_EOT_GEN);
@@ -688,15 +703,6 @@ static void cdns_dsi_bridge_atomic_disable(struct drm_bridge *bridge,
 	if (dsi->platform_ops && dsi->platform_ops->disable)
 		dsi->platform_ops->disable(dsi);
 
-	pm_runtime_put(dsi->base.dev);
-}
-
-static void cdns_dsi_bridge_atomic_post_disable(struct drm_bridge *bridge,
-						struct drm_atomic_state *state)
-{
-	struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
-	struct cdns_dsi *dsi = input_to_dsi(input);
-
 	dsi->phy_initialized = false;
 	dsi->link_initialized = false;
 	phy_power_off(dsi->dphy);
@@ -774,8 +780,8 @@ static void cdns_dsi_init_link(struct cdns_dsi *dsi)
 	dsi->link_initialized = true;
 }
 
-static void cdns_dsi_bridge_atomic_enable(struct drm_bridge *bridge,
-					  struct drm_atomic_state *state)
+static void cdns_dsi_bridge_atomic_pre_enable(struct drm_bridge *bridge,
+					      struct drm_atomic_state *state)
 {
 	struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
 	struct cdns_dsi *dsi = input_to_dsi(input);
@@ -792,6 +798,21 @@ static void cdns_dsi_bridge_atomic_enable(struct drm_bridge *bridge,
 	u32 tmp, reg_wakeup, div, status;
 	int nlanes;
 
+	/*
+	 * The cdns-dsi controller needs to be enabled before it's DPI source
+	 * has begun streaming. If this is not followed, there is a brief window
+	 * after DPI source enable and before cdns-dsi controller enable where
+	 * the DPI stream is on, but the cdns-dsi controller is not ready to
+	 * accept the incoming signals. This is one of the reasons why a shift
+	 * in pixel colors is observed on displays that have cdns-dsi as one of
+	 * the bridges.
+	 *
+	 * To mitigate this, enable this bridge from the bridge pre_enable()
+	 * hook, instead of the bridge _enable() hook. The bridge pre_enable()
+	 * hook gets called before the CRTC enable, where often many DPI sources
+	 * enable their streams.
+	 */
+
 	if (WARN_ON(pm_runtime_get_sync(dsi->base.dev) < 0))
 		return;
 
@@ -811,8 +832,8 @@ static void cdns_dsi_bridge_atomic_enable(struct drm_bridge *bridge,
 	mode = &crtc_state->adjusted_mode;
 	nlanes = output->dev->lanes;
 
-	cdns_dsi_hs_init(dsi);
 	cdns_dsi_init_link(dsi);
+	cdns_dsi_hs_init(dsi);
 
 	/*
 	 * Now that the DSI Link and DSI Phy are initialized,
@@ -941,19 +962,6 @@ static void cdns_dsi_bridge_atomic_enable(struct drm_bridge *bridge,
 	writel(tmp, dsi->regs + MCTL_MAIN_EN);
 }
 
-static void cdns_dsi_bridge_atomic_pre_enable(struct drm_bridge *bridge,
-					      struct drm_atomic_state *state)
-{
-	struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
-	struct cdns_dsi *dsi = input_to_dsi(input);
-
-	if (WARN_ON(pm_runtime_get_sync(dsi->base.dev) < 0))
-		return;
-
-	cdns_dsi_init_link(dsi);
-	cdns_dsi_hs_init(dsi);
-}
-
 static u32 *cdns_dsi_bridge_get_input_bus_fmts(struct drm_bridge *bridge,
 					       struct drm_bridge_state *bridge_state,
 					       struct drm_crtc_state *crtc_state,
@@ -1048,9 +1056,7 @@ cdns_dsi_bridge_atomic_reset(struct drm_bridge *bridge)
 static const struct drm_bridge_funcs cdns_dsi_bridge_funcs = {
 	.attach = cdns_dsi_bridge_attach,
 	.mode_valid = cdns_dsi_bridge_mode_valid,
-	.atomic_disable = cdns_dsi_bridge_atomic_disable,
 	.atomic_pre_enable = cdns_dsi_bridge_atomic_pre_enable,
-	.atomic_enable = cdns_dsi_bridge_atomic_enable,
 	.atomic_post_disable = cdns_dsi_bridge_atomic_post_disable,
 	.atomic_check = cdns_dsi_bridge_atomic_check,
 	.atomic_reset = cdns_dsi_bridge_atomic_reset,
@@ -1289,9 +1295,10 @@ static int cdns_dsi_drm_probe(struct platform_device *pdev)
 	int ret, irq;
 	u32 val;
 
-	dsi = devm_kzalloc(&pdev->dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(&pdev->dev, struct cdns_dsi, input.bridge,
+				    &cdns_dsi_bridge_funcs);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	platform_set_drvdata(pdev, dsi);
 
@@ -1349,7 +1356,6 @@ static int cdns_dsi_drm_probe(struct platform_device *pdev)
 	 * CDNS_DPI_INPUT.
 	 */
 	input->id = CDNS_DPI_INPUT;
-	input->bridge.funcs = &cdns_dsi_bridge_funcs;
 	input->bridge.of_node = pdev->dev.of_node;
 
 	/* Mask all interrupts before registering the IRQ handler. */
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
index b431e7efd1f0..cb5f5a8c539a 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
@@ -2389,9 +2389,10 @@ static int cdns_mhdp_probe(struct platform_device *pdev)
 	int ret;
 	int irq;
 
-	mhdp = devm_kzalloc(dev, sizeof(*mhdp), GFP_KERNEL);
-	if (!mhdp)
-		return -ENOMEM;
+	mhdp = devm_drm_bridge_alloc(dev, struct cdns_mhdp_device, bridge,
+				     &cdns_mhdp_bridge_funcs);
+	if (IS_ERR(mhdp))
+		return PTR_ERR(mhdp);
 
 	clk = devm_clk_get_enabled(dev, NULL);
 	if (IS_ERR(clk)) {
@@ -2481,7 +2482,6 @@ static int cdns_mhdp_probe(struct platform_device *pdev)
 	mhdp->display_fmt.bpc = 8;
 
 	mhdp->bridge.of_node = pdev->dev.of_node;
-	mhdp->bridge.funcs = &cdns_mhdp_bridge_funcs;
 	mhdp->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID |
 			   DRM_BRIDGE_OP_HPD;
 	mhdp->bridge.type = DRM_MODE_CONNECTOR_DisplayPort;
diff --git a/drivers/gpu/drm/bridge/chipone-icn6211.c b/drivers/gpu/drm/bridge/chipone-icn6211.c
index 634c5b030667..814713c5bea9 100644
--- a/drivers/gpu/drm/bridge/chipone-icn6211.c
+++ b/drivers/gpu/drm/bridge/chipone-icn6211.c
@@ -691,9 +691,10 @@ static int chipone_common_probe(struct device *dev, struct chipone **icnr)
 	struct chipone *icn;
 	int ret;
 
-	icn = devm_kzalloc(dev, sizeof(struct chipone), GFP_KERNEL);
-	if (!icn)
-		return -ENOMEM;
+	icn = devm_drm_bridge_alloc(dev, struct chipone, bridge,
+				    &chipone_bridge_funcs);
+	if (IS_ERR(icn))
+		return PTR_ERR(icn);
 
 	icn->dev = dev;
 
@@ -701,7 +702,6 @@ static int chipone_common_probe(struct device *dev, struct chipone **icnr)
 	if (ret)
 		return ret;
 
-	icn->bridge.funcs = &chipone_bridge_funcs;
 	icn->bridge.type = DRM_MODE_CONNECTOR_DPI;
 	icn->bridge.of_node = dev->of_node;
 
diff --git a/drivers/gpu/drm/bridge/chrontel-ch7033.c b/drivers/gpu/drm/bridge/chrontel-ch7033.c
index 210c45c1efd4..ab9274793356 100644
--- a/drivers/gpu/drm/bridge/chrontel-ch7033.c
+++ b/drivers/gpu/drm/bridge/chrontel-ch7033.c
@@ -536,9 +536,10 @@ static int ch7033_probe(struct i2c_client *client)
 	unsigned int val;
 	int ret;
 
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	priv = devm_drm_bridge_alloc(dev, struct ch7033_priv, bridge,
+				     &ch7033_bridge_funcs);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
 
 	dev_set_drvdata(dev, priv);
 
@@ -575,7 +576,6 @@ static int ch7033_probe(struct i2c_client *client)
 	}
 
 	INIT_LIST_HEAD(&priv->bridge.list);
-	priv->bridge.funcs = &ch7033_bridge_funcs;
 	priv->bridge.of_node = dev->of_node;
 	drm_bridge_add(&priv->bridge);
 
diff --git a/drivers/gpu/drm/bridge/cros-ec-anx7688.c b/drivers/gpu/drm/bridge/cros-ec-anx7688.c
index c8abd9920fee..a35dae9b56e2 100644
--- a/drivers/gpu/drm/bridge/cros-ec-anx7688.c
+++ b/drivers/gpu/drm/bridge/cros-ec-anx7688.c
@@ -103,9 +103,10 @@ static int cros_ec_anx7688_bridge_probe(struct i2c_client *client)
 	u8 buffer[4];
 	int ret;
 
-	anx7688 = devm_kzalloc(dev, sizeof(*anx7688), GFP_KERNEL);
-	if (!anx7688)
-		return -ENOMEM;
+	anx7688 = devm_drm_bridge_alloc(dev, struct cros_ec_anx7688, bridge,
+					&cros_ec_anx7688_bridge_funcs);
+	if (IS_ERR(anx7688))
+		return PTR_ERR(anx7688);
 
 	anx7688->client = client;
 	i2c_set_clientdata(client, anx7688);
@@ -153,7 +154,6 @@ static int cros_ec_anx7688_bridge_probe(struct i2c_client *client)
 		DRM_WARN("Old ANX7688 FW version (0x%04x), not filtering\n",
 			 fw_version);
 
-	anx7688->bridge.funcs = &cros_ec_anx7688_bridge_funcs;
 	drm_bridge_add(&anx7688->bridge);
 
 	return 0;
diff --git a/drivers/gpu/drm/bridge/fsl-ldb.c b/drivers/gpu/drm/bridge/fsl-ldb.c
index 2cb6dfc7a6d3..5c3cf37200bc 100644
--- a/drivers/gpu/drm/bridge/fsl-ldb.c
+++ b/drivers/gpu/drm/bridge/fsl-ldb.c
@@ -298,16 +298,15 @@ static int fsl_ldb_probe(struct platform_device *pdev)
 	struct fsl_ldb *fsl_ldb;
 	int dual_link;
 
-	fsl_ldb = devm_kzalloc(dev, sizeof(*fsl_ldb), GFP_KERNEL);
-	if (!fsl_ldb)
-		return -ENOMEM;
+	fsl_ldb = devm_drm_bridge_alloc(dev, struct fsl_ldb, bridge, &funcs);
+	if (IS_ERR(fsl_ldb))
+		return PTR_ERR(fsl_ldb);
 
 	fsl_ldb->devdata = of_device_get_match_data(dev);
 	if (!fsl_ldb->devdata)
 		return -EINVAL;
 
 	fsl_ldb->dev = &pdev->dev;
-	fsl_ldb->bridge.funcs = &funcs;
 	fsl_ldb->bridge.of_node = dev->of_node;
 
 	fsl_ldb->clk = devm_clk_get(dev, "ldb");
diff --git a/drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c b/drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c
index f072c6ed39ef..989bc497b050 100644
--- a/drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c
+++ b/drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c
@@ -59,9 +59,10 @@ struct drm_bridge *devm_imx_drm_legacy_bridge(struct device *dev,
 	struct imx_legacy_bridge *imx_bridge;
 	int ret;
 
-	imx_bridge = devm_kzalloc(dev, sizeof(*imx_bridge), GFP_KERNEL);
-	if (!imx_bridge)
-		return ERR_PTR(-ENOMEM);
+	imx_bridge = devm_drm_bridge_alloc(dev, struct imx_legacy_bridge,
+					   base, &imx_legacy_bridge_funcs);
+	if (IS_ERR(imx_bridge))
+		return ERR_CAST(imx_bridge);
 
 	ret = of_get_drm_display_mode(np,
 				      &imx_bridge->mode,
@@ -72,7 +73,6 @@ struct drm_bridge *devm_imx_drm_legacy_bridge(struct device *dev,
 
 	imx_bridge->mode.type |= DRM_MODE_TYPE_DRIVER;
 
-	imx_bridge->base.funcs = &imx_legacy_bridge_funcs;
 	imx_bridge->base.of_node = np;
 	imx_bridge->base.ops = DRM_BRIDGE_OP_MODES;
 	imx_bridge->base.type = type;
diff --git a/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c b/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c
index 8a4fd7d77a8d..3a6f8587a257 100644
--- a/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c
+++ b/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c
@@ -140,9 +140,10 @@ static int imx8mp_hdmi_pvi_probe(struct platform_device *pdev)
 	struct device_node *remote;
 	struct imx8mp_hdmi_pvi *pvi;
 
-	pvi = devm_kzalloc(&pdev->dev, sizeof(*pvi), GFP_KERNEL);
-	if (!pvi)
-		return -ENOMEM;
+	pvi = devm_drm_bridge_alloc(&pdev->dev, struct imx8mp_hdmi_pvi,
+				    bridge, &imx_hdmi_pvi_bridge_funcs);
+	if (IS_ERR(pvi))
+		return PTR_ERR(pvi);
 
 	platform_set_drvdata(pdev, pvi);
 	pvi->dev = &pdev->dev;
@@ -166,7 +167,6 @@ static int imx8mp_hdmi_pvi_probe(struct platform_device *pdev)
 	pm_runtime_enable(&pdev->dev);
 
 	/* Register the bridge. */
-	pvi->bridge.funcs = &imx_hdmi_pvi_bridge_funcs;
 	pvi->bridge.of_node = pdev->dev.of_node;
 	pvi->bridge.timings = pvi->next_bridge->timings;
 
diff --git a/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c b/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c
index 1f6fd488e703..8517b1c953d4 100644
--- a/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c
+++ b/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c
@@ -63,12 +63,11 @@ struct imx8qxp_pc_channel {
 	struct drm_bridge *next_bridge;
 	struct imx8qxp_pc *pc;
 	unsigned int stream_id;
-	bool is_available;
 };
 
 struct imx8qxp_pc {
 	struct device *dev;
-	struct imx8qxp_pc_channel ch[2];
+	struct imx8qxp_pc_channel *ch[2];
 	struct clk *clk_apb;
 	void __iomem *base;
 };
@@ -307,7 +306,14 @@ static int imx8qxp_pc_bridge_probe(struct platform_device *pdev)
 			goto free_child;
 		}
 
-		ch = &pc->ch[i];
+		ch = devm_drm_bridge_alloc(dev, struct imx8qxp_pc_channel, bridge,
+					   &imx8qxp_pc_bridge_funcs);
+		if (IS_ERR(ch)) {
+			ret = PTR_ERR(ch);
+			goto free_child;
+		}
+
+		pc->ch[i] = ch;
 		ch->pc = pc;
 		ch->stream_id = i;
 
@@ -333,9 +339,7 @@ static int imx8qxp_pc_bridge_probe(struct platform_device *pdev)
 		of_node_put(remote);
 
 		ch->bridge.driver_private = ch;
-		ch->bridge.funcs = &imx8qxp_pc_bridge_funcs;
 		ch->bridge.of_node = child;
-		ch->is_available = true;
 
 		drm_bridge_add(&ch->bridge);
 	}
@@ -345,8 +349,8 @@ static int imx8qxp_pc_bridge_probe(struct platform_device *pdev)
 free_child:
 	of_node_put(child);
 
-	if (i == 1 && pc->ch[0].next_bridge)
-		drm_bridge_remove(&pc->ch[0].bridge);
+	if (i == 1 && pc->ch[0]->next_bridge)
+		drm_bridge_remove(&pc->ch[0]->bridge);
 
 	pm_runtime_disable(dev);
 	return ret;
@@ -359,13 +363,10 @@ static void imx8qxp_pc_bridge_remove(struct platform_device *pdev)
 	int i;
 
 	for (i = 0; i < 2; i++) {
-		ch = &pc->ch[i];
-
-		if (!ch->is_available)
-			continue;
+		ch = pc->ch[i];
 
-		drm_bridge_remove(&ch->bridge);
-		ch->is_available = false;
+		if (ch)
+			drm_bridge_remove(&ch->bridge);
 	}
 
 	pm_runtime_disable(&pdev->dev);
diff --git a/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c b/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c
index e092c9ea99b0..e5943506981d 100644
--- a/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c
+++ b/drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c
@@ -327,9 +327,10 @@ static int imx8qxp_pixel_link_bridge_probe(struct platform_device *pdev)
 	struct device_node *np = dev->of_node;
 	int ret;
 
-	pl = devm_kzalloc(dev, sizeof(*pl), GFP_KERNEL);
-	if (!pl)
-		return -ENOMEM;
+	pl = devm_drm_bridge_alloc(dev, struct imx8qxp_pixel_link, bridge,
+				   &imx8qxp_pixel_link_bridge_funcs);
+	if (IS_ERR(pl))
+		return PTR_ERR(pl);
 
 	ret = imx_scu_get_handle(&pl->ipc_handle);
 	if (ret) {
@@ -384,7 +385,6 @@ static int imx8qxp_pixel_link_bridge_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, pl);
 
 	pl->bridge.driver_private = pl;
-	pl->bridge.funcs = &imx8qxp_pixel_link_bridge_funcs;
 	pl->bridge.of_node = np;
 
 	drm_bridge_add(&pl->bridge);
diff --git a/drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c b/drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c
index da138ab51b3b..111310acab2c 100644
--- a/drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c
+++ b/drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c
@@ -392,9 +392,10 @@ static int imx8qxp_pxl2dpi_bridge_probe(struct platform_device *pdev)
 	struct device_node *np = dev->of_node;
 	int ret;
 
-	p2d = devm_kzalloc(dev, sizeof(*p2d), GFP_KERNEL);
-	if (!p2d)
-		return -ENOMEM;
+	p2d = devm_drm_bridge_alloc(dev, struct imx8qxp_pxl2dpi, bridge,
+				    &imx8qxp_pxl2dpi_bridge_funcs);
+	if (IS_ERR(p2d))
+		return PTR_ERR(p2d);
 
 	p2d->regmap = syscon_node_to_regmap(np->parent);
 	if (IS_ERR(p2d->regmap)) {
@@ -441,7 +442,6 @@ static int imx8qxp_pxl2dpi_bridge_probe(struct platform_device *pdev)
 	pm_runtime_enable(dev);
 
 	p2d->bridge.driver_private = p2d;
-	p2d->bridge.funcs = &imx8qxp_pxl2dpi_bridge_funcs;
 	p2d->bridge.of_node = np;
 
 	drm_bridge_add(&p2d->bridge);
diff --git a/drivers/gpu/drm/bridge/ite-it6263.c b/drivers/gpu/drm/bridge/ite-it6263.c
index a3a63a977b0a..c4eedf643f39 100644
--- a/drivers/gpu/drm/bridge/ite-it6263.c
+++ b/drivers/gpu/drm/bridge/ite-it6263.c
@@ -816,9 +816,10 @@ static int it6263_probe(struct i2c_client *client)
 	struct it6263 *it;
 	int ret;
 
-	it = devm_kzalloc(dev, sizeof(*it), GFP_KERNEL);
-	if (!it)
-		return -ENOMEM;
+	it = devm_drm_bridge_alloc(dev, struct it6263, bridge,
+				   &it6263_bridge_funcs);
+	if (IS_ERR(it))
+		return PTR_ERR(it);
 
 	it->dev = dev;
 	it->hdmi_i2c = client;
@@ -866,7 +867,6 @@ static int it6263_probe(struct i2c_client *client)
 
 	i2c_set_clientdata(client, it);
 
-	it->bridge.funcs = &it6263_bridge_funcs;
 	it->bridge.of_node = dev->of_node;
 	/* IT6263 chip doesn't support HPD interrupt. */
 	it->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID |
diff --git a/drivers/gpu/drm/bridge/ite-it6505.c b/drivers/gpu/drm/bridge/ite-it6505.c
index 1383d1e21afe..b0dc9280d870 100644
--- a/drivers/gpu/drm/bridge/ite-it6505.c
+++ b/drivers/gpu/drm/bridge/ite-it6505.c
@@ -3583,9 +3583,10 @@ static int it6505_i2c_probe(struct i2c_client *client)
 	struct extcon_dev *extcon;
 	int err;
 
-	it6505 = devm_kzalloc(&client->dev, sizeof(*it6505), GFP_KERNEL);
-	if (!it6505)
-		return -ENOMEM;
+	it6505 = devm_drm_bridge_alloc(&client->dev, struct it6505, bridge,
+				       &it6505_bridge_funcs);
+	if (IS_ERR(it6505))
+		return PTR_ERR(it6505);
 
 	mutex_init(&it6505->extcon_lock);
 	mutex_init(&it6505->mode_lock);
@@ -3660,7 +3661,6 @@ static int it6505_i2c_probe(struct i2c_client *client)
 	it6505->aux.transfer = it6505_aux_transfer;
 	drm_dp_aux_init(&it6505->aux);
 
-	it6505->bridge.funcs = &it6505_bridge_funcs;
 	it6505->bridge.type = DRM_MODE_CONNECTOR_DisplayPort;
 	it6505->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID |
 			     DRM_BRIDGE_OP_HPD;
diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c
index 7b110ae53291..6494f0842793 100644
--- a/drivers/gpu/drm/bridge/ite-it66121.c
+++ b/drivers/gpu/drm/bridge/ite-it66121.c
@@ -1516,9 +1516,10 @@ static int it66121_probe(struct i2c_client *client)
 		return -ENXIO;
 	}
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct it66121_ctx, bridge,
+				    &it66121_bridge_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ep = of_graph_get_endpoint_by_regs(dev->of_node, 0, 0);
 	if (!ep)
@@ -1577,7 +1578,6 @@ static int it66121_probe(struct i2c_client *client)
 		return -ENODEV;
 	}
 
-	ctx->bridge.funcs = &it66121_bridge_funcs;
 	ctx->bridge.of_node = dev->of_node;
 	ctx->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
 	ctx->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID;
diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c
index 3e49d855b364..bd83228b0f0e 100644
--- a/drivers/gpu/drm/bridge/lontium-lt8912b.c
+++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c
@@ -761,9 +761,10 @@ static int lt8912_probe(struct i2c_client *client)
 	int ret = 0;
 	struct device *dev = &client->dev;
 
-	lt = devm_kzalloc(dev, sizeof(struct lt8912), GFP_KERNEL);
-	if (!lt)
-		return -ENOMEM;
+	lt = devm_drm_bridge_alloc(dev, struct lt8912, bridge,
+				   &lt8912_bridge_funcs);
+	if (IS_ERR(lt))
+		return PTR_ERR(lt);
 
 	lt->dev = dev;
 	lt->i2c_client[0] = client;
@@ -778,7 +779,6 @@ static int lt8912_probe(struct i2c_client *client)
 
 	i2c_set_clientdata(client, lt);
 
-	lt->bridge.funcs = &lt8912_bridge_funcs;
 	lt->bridge.of_node = dev->of_node;
 	lt->bridge.ops = (DRM_BRIDGE_OP_EDID |
 			  DRM_BRIDGE_OP_DETECT);
diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c b/drivers/gpu/drm/bridge/lontium-lt9211.c
index 9b2dac9bd63c..399fa7eebd49 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9211.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9211.c
@@ -727,9 +727,9 @@ static int lt9211_probe(struct i2c_client *client)
 	struct lt9211 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct lt9211, bridge, &lt9211_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->dev = dev;
 
@@ -755,7 +755,6 @@ static int lt9211_probe(struct i2c_client *client)
 	dev_set_drvdata(dev, ctx);
 	i2c_set_clientdata(client, ctx);
 
-	ctx->bridge.funcs = &lt9211_funcs;
 	ctx->bridge.of_node = dev->of_node;
 	drm_bridge_add(&ctx->bridge);
 
diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c
index a35a8b8ca89c..d6ee79c1e427 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9611.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9611.c
@@ -1072,9 +1072,10 @@ static int lt9611_probe(struct i2c_client *client)
 		return -ENODEV;
 	}
 
-	lt9611 = devm_kzalloc(dev, sizeof(*lt9611), GFP_KERNEL);
-	if (!lt9611)
-		return -ENOMEM;
+	lt9611 = devm_drm_bridge_alloc(dev, struct lt9611, bridge,
+				       &lt9611_bridge_funcs);
+	if (IS_ERR(lt9611))
+		return PTR_ERR(lt9611);
 
 	lt9611->dev = dev;
 	lt9611->client = client;
@@ -1127,7 +1128,6 @@ static int lt9611_probe(struct i2c_client *client)
 	/* Disable Audio InfoFrame, enabled by default */
 	regmap_update_bits(lt9611->regmap, 0x843d, LT9611_INFOFRAME_AUDIO, 0);
 
-	lt9611->bridge.funcs = &lt9611_bridge_funcs;
 	lt9611->bridge.of_node = client->dev.of_node;
 	lt9611->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID |
 			     DRM_BRIDGE_OP_HPD | DRM_BRIDGE_OP_MODES |
diff --git a/drivers/gpu/drm/bridge/lvds-codec.c b/drivers/gpu/drm/bridge/lvds-codec.c
index 1646e454e0b0..e6a7147e141b 100644
--- a/drivers/gpu/drm/bridge/lvds-codec.c
+++ b/drivers/gpu/drm/bridge/lvds-codec.c
@@ -118,9 +118,10 @@ static int lvds_codec_probe(struct platform_device *pdev)
 	u32 val;
 	int ret;
 
-	lvds_codec = devm_kzalloc(dev, sizeof(*lvds_codec), GFP_KERNEL);
-	if (!lvds_codec)
-		return -ENOMEM;
+	lvds_codec = devm_drm_bridge_alloc(dev, struct lvds_codec, bridge,
+					   &funcs);
+	if (IS_ERR(lvds_codec))
+		return PTR_ERR(lvds_codec);
 
 	lvds_codec->dev = &pdev->dev;
 	lvds_codec->connector_type = (uintptr_t)of_device_get_match_data(dev);
@@ -156,8 +157,6 @@ static int lvds_codec_probe(struct platform_device *pdev)
 	if (IS_ERR(lvds_codec->panel_bridge))
 		return PTR_ERR(lvds_codec->panel_bridge);
 
-	lvds_codec->bridge.funcs = &funcs;
-
 	/*
 	 * Decoder input LVDS format is a property of the decoder chip or even
 	 * its strapping. Handle data-mapping the same way lvds-panel does. In
diff --git a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
index 15a5a1f644fc..81dde9ed7bcf 100644
--- a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
+++ b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
@@ -225,13 +225,11 @@ static int ge_b850v3_lvds_init(struct device *dev)
 	if (ge_b850v3_lvds_ptr)
 		goto success;
 
-	ge_b850v3_lvds_ptr = devm_kzalloc(dev,
-					  sizeof(*ge_b850v3_lvds_ptr),
-					  GFP_KERNEL);
-
-	if (!ge_b850v3_lvds_ptr) {
+	ge_b850v3_lvds_ptr = devm_drm_bridge_alloc(dev, struct ge_b850v3_lvds, bridge,
+						   &ge_b850v3_lvds_funcs);
+	if (IS_ERR(ge_b850v3_lvds_ptr)) {
 		mutex_unlock(&ge_b850v3_lvds_dev_mutex);
-		return -ENOMEM;
+		return PTR_ERR(ge_b850v3_lvds_ptr);
 	}
 
 success:
@@ -264,7 +262,6 @@ static int ge_b850v3_register(void)
 	struct device *dev = &stdp4028_i2c->dev;
 
 	/* drm bridge initialization */
-	ge_b850v3_lvds_ptr->bridge.funcs = &ge_b850v3_lvds_funcs;
 	ge_b850v3_lvds_ptr->bridge.ops = DRM_BRIDGE_OP_DETECT |
 					 DRM_BRIDGE_OP_EDID;
 	ge_b850v3_lvds_ptr->bridge.type = DRM_MODE_CONNECTOR_DisplayPort;
diff --git a/drivers/gpu/drm/bridge/microchip-lvds.c b/drivers/gpu/drm/bridge/microchip-lvds.c
index 1d4ae0097df8..9f4ff82bc6b4 100644
--- a/drivers/gpu/drm/bridge/microchip-lvds.c
+++ b/drivers/gpu/drm/bridge/microchip-lvds.c
@@ -157,9 +157,10 @@ static int mchp_lvds_probe(struct platform_device *pdev)
 	if (!dev->of_node)
 		return -ENODEV;
 
-	lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
-	if (!lvds)
-		return -ENOMEM;
+	lvds = devm_drm_bridge_alloc(&pdev->dev, struct mchp_lvds, bridge,
+				     &mchp_lvds_bridge_funcs);
+	if (IS_ERR(lvds))
+		return PTR_ERR(lvds);
 
 	lvds->dev = dev;
 
@@ -192,7 +193,6 @@ static int mchp_lvds_probe(struct platform_device *pdev)
 
 	lvds->bridge.of_node = dev->of_node;
 	lvds->bridge.type = DRM_MODE_CONNECTOR_LVDS;
-	lvds->bridge.funcs = &mchp_lvds_bridge_funcs;
 
 	dev_set_drvdata(dev, lvds);
 	ret = devm_pm_runtime_enable(dev);
diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c
index 55912ae11f46..2f7429b24fc2 100644
--- a/drivers/gpu/drm/bridge/nwl-dsi.c
+++ b/drivers/gpu/drm/bridge/nwl-dsi.c
@@ -1149,9 +1149,10 @@ static int nwl_dsi_probe(struct platform_device *pdev)
 	struct nwl_dsi *dsi;
 	int ret;
 
-	dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(dev, struct nwl_dsi, bridge,
+				    &nwl_dsi_bridge_funcs);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	dsi->dev = dev;
 
@@ -1180,7 +1181,6 @@ static int nwl_dsi_probe(struct platform_device *pdev)
 		dsi->quirks = (uintptr_t)attr->data;
 
 	dsi->bridge.driver_private = dsi;
-	dsi->bridge.funcs = &nwl_dsi_bridge_funcs;
 	dsi->bridge.of_node = dev->of_node;
 	dsi->bridge.timings = &nwl_dsi_timings;
 	dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
diff --git a/drivers/gpu/drm/bridge/nxp-ptn3460.c b/drivers/gpu/drm/bridge/nxp-ptn3460.c
index 25d7c415478b..7acb11f16dc1 100644
--- a/drivers/gpu/drm/bridge/nxp-ptn3460.c
+++ b/drivers/gpu/drm/bridge/nxp-ptn3460.c
@@ -261,10 +261,10 @@ static int ptn3460_probe(struct i2c_client *client)
 	struct drm_bridge *panel_bridge;
 	int ret;
 
-	ptn_bridge = devm_kzalloc(dev, sizeof(*ptn_bridge), GFP_KERNEL);
-	if (!ptn_bridge) {
-		return -ENOMEM;
-	}
+	ptn_bridge = devm_drm_bridge_alloc(dev, struct ptn3460_bridge, bridge,
+					   &ptn3460_bridge_funcs);
+	if (IS_ERR(ptn_bridge))
+		return PTR_ERR(ptn_bridge);
 
 	panel_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 0, 0);
 	if (IS_ERR(panel_bridge))
@@ -300,7 +300,6 @@ static int ptn3460_probe(struct i2c_client *client)
 		return ret;
 	}
 
-	ptn_bridge->bridge.funcs = &ptn3460_bridge_funcs;
 	ptn_bridge->bridge.ops = DRM_BRIDGE_OP_EDID;
 	ptn_bridge->bridge.type = DRM_MODE_CONNECTOR_LVDS;
 	ptn_bridge->bridge.of_node = dev->of_node;
diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c
index 79b009ab9396..6cbbfb1381a4 100644
--- a/drivers/gpu/drm/bridge/panel.c
+++ b/drivers/gpu/drm/bridge/panel.c
@@ -287,15 +287,14 @@ struct drm_bridge *drm_panel_bridge_add_typed(struct drm_panel *panel,
 	if (!panel)
 		return ERR_PTR(-EINVAL);
 
-	panel_bridge = devm_kzalloc(panel->dev, sizeof(*panel_bridge),
-				    GFP_KERNEL);
-	if (!panel_bridge)
-		return ERR_PTR(-ENOMEM);
+	panel_bridge = devm_drm_bridge_alloc(panel->dev, struct panel_bridge, bridge,
+					     &panel_bridge_bridge_funcs);
+	if (IS_ERR(panel_bridge))
+		return (void *)panel_bridge;
 
 	panel_bridge->connector_type = connector_type;
 	panel_bridge->panel = panel;
 
-	panel_bridge->bridge.funcs = &panel_bridge_bridge_funcs;
 	panel_bridge->bridge.of_node = panel->dev->of_node;
 	panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES;
 	panel_bridge->bridge.type = connector_type;
@@ -327,7 +326,8 @@ void drm_panel_bridge_remove(struct drm_bridge *bridge)
 	panel_bridge = drm_bridge_to_panel_bridge(bridge);
 
 	drm_bridge_remove(bridge);
-	devm_kfree(panel_bridge->panel->dev, bridge);
+	/* TODO remove this after reworking panel_bridge lifetime */
+	devm_drm_put_bridge(panel_bridge->panel->dev, bridge);
 }
 EXPORT_SYMBOL(drm_panel_bridge_remove);
 
diff --git a/drivers/gpu/drm/bridge/parade-ps8622.c b/drivers/gpu/drm/bridge/parade-ps8622.c
index 8726fefc5c65..f879a1df077d 100644
--- a/drivers/gpu/drm/bridge/parade-ps8622.c
+++ b/drivers/gpu/drm/bridge/parade-ps8622.c
@@ -449,9 +449,10 @@ static int ps8622_probe(struct i2c_client *client)
 	struct drm_bridge *panel_bridge;
 	int ret;
 
-	ps8622 = devm_kzalloc(dev, sizeof(*ps8622), GFP_KERNEL);
-	if (!ps8622)
-		return -ENOMEM;
+	ps8622 = devm_drm_bridge_alloc(dev, struct ps8622_bridge, bridge,
+				       &ps8622_bridge_funcs);
+	if (IS_ERR(ps8622))
+		return PTR_ERR(ps8622);
 
 	panel_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 0, 0);
 	if (IS_ERR(panel_bridge))
@@ -509,7 +510,6 @@ static int ps8622_probe(struct i2c_client *client)
 		ps8622->bl->props.brightness = PS8622_MAX_BRIGHTNESS;
 	}
 
-	ps8622->bridge.funcs = &ps8622_bridge_funcs;
 	ps8622->bridge.type = DRM_MODE_CONNECTOR_LVDS;
 	ps8622->bridge.of_node = dev->of_node;
 	drm_bridge_add(&ps8622->bridge);
diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c
index 2422ff68c104..825777a5758f 100644
--- a/drivers/gpu/drm/bridge/parade-ps8640.c
+++ b/drivers/gpu/drm/bridge/parade-ps8640.c
@@ -636,9 +636,10 @@ static int ps8640_probe(struct i2c_client *client)
 	int ret;
 	u32 i;
 
-	ps_bridge = devm_kzalloc(dev, sizeof(*ps_bridge), GFP_KERNEL);
-	if (!ps_bridge)
-		return -ENOMEM;
+	ps_bridge = devm_drm_bridge_alloc(dev, struct ps8640, bridge,
+					  &ps8640_bridge_funcs);
+	if (IS_ERR(ps_bridge))
+		return PTR_ERR(ps_bridge);
 
 	mutex_init(&ps_bridge->aux_lock);
 
@@ -662,7 +663,6 @@ static int ps8640_probe(struct i2c_client *client)
 	if (IS_ERR(ps_bridge->gpio_reset))
 		return PTR_ERR(ps_bridge->gpio_reset);
 
-	ps_bridge->bridge.funcs = &ps8640_bridge_funcs;
 	ps_bridge->bridge.of_node = dev->of_node;
 	ps_bridge->bridge.type = DRM_MODE_CONNECTOR_eDP;
 
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index 6de61d9fe064..882973e90062 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -1135,7 +1135,6 @@ static int sii902x_init(struct sii902x *sii902x)
 	if (ret)
 		goto err_unreg_audio;
 
-	sii902x->bridge.funcs = &sii902x_bridge_funcs;
 	sii902x->bridge.of_node = dev->of_node;
 	sii902x->bridge.timings = &default_sii902x_timings;
 	sii902x->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID;
@@ -1170,9 +1169,9 @@ static int sii902x_probe(struct i2c_client *client)
 		return -EIO;
 	}
 
-	sii902x = devm_kzalloc(dev, sizeof(*sii902x), GFP_KERNEL);
-	if (!sii902x)
-		return -ENOMEM;
+	sii902x = devm_drm_bridge_alloc(dev, struct sii902x, bridge, &sii902x_bridge_funcs);
+	if (IS_ERR(sii902x))
+		return PTR_ERR(sii902x);
 
 	sii902x->i2c = client;
 	sii902x->regmap = devm_regmap_init_i2c(client, &sii902x_regmap_config);
diff --git a/drivers/gpu/drm/bridge/sii9234.c b/drivers/gpu/drm/bridge/sii9234.c
index cd7837c9a6e0..bb1bed03eb5b 100644
--- a/drivers/gpu/drm/bridge/sii9234.c
+++ b/drivers/gpu/drm/bridge/sii9234.c
@@ -888,9 +888,10 @@ static int sii9234_probe(struct i2c_client *client)
 	struct device *dev = &client->dev;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct sii9234, bridge,
+				    &sii9234_bridge_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->dev = dev;
 	mutex_init(&ctx->lock);
@@ -921,7 +922,6 @@ static int sii9234_probe(struct i2c_client *client)
 
 	i2c_set_clientdata(client, ctx);
 
-	ctx->bridge.funcs = &sii9234_bridge_funcs;
 	ctx->bridge.of_node = dev->of_node;
 	drm_bridge_add(&ctx->bridge);
 
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index 3af650dc92a1..9e48ad39e1cc 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -2291,9 +2291,10 @@ static int sii8620_probe(struct i2c_client *client)
 	struct sii8620 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct sii8620, bridge,
+				    &sii8620_bridge_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->dev = dev;
 	mutex_init(&ctx->lock);
@@ -2336,7 +2337,6 @@ static int sii8620_probe(struct i2c_client *client)
 
 	i2c_set_clientdata(client, ctx);
 
-	ctx->bridge.funcs = &sii8620_bridge_funcs;
 	ctx->bridge.of_node = dev->of_node;
 	drm_bridge_add(&ctx->bridge);
 
diff --git a/drivers/gpu/drm/bridge/simple-bridge.c b/drivers/gpu/drm/bridge/simple-bridge.c
index 70db5b99e5bb..c66bd913e33a 100644
--- a/drivers/gpu/drm/bridge/simple-bridge.c
+++ b/drivers/gpu/drm/bridge/simple-bridge.c
@@ -168,9 +168,10 @@ static int simple_bridge_probe(struct platform_device *pdev)
 	struct simple_bridge *sbridge;
 	struct device_node *remote;
 
-	sbridge = devm_kzalloc(&pdev->dev, sizeof(*sbridge), GFP_KERNEL);
-	if (!sbridge)
-		return -ENOMEM;
+	sbridge = devm_drm_bridge_alloc(&pdev->dev, struct simple_bridge,
+					bridge, &simple_bridge_bridge_funcs);
+	if (IS_ERR(sbridge))
+		return PTR_ERR(sbridge);
 
 	sbridge->info = of_device_get_match_data(&pdev->dev);
 
@@ -204,7 +205,6 @@ static int simple_bridge_probe(struct platform_device *pdev)
 				     "Unable to retrieve enable GPIO\n");
 
 	/* Register the bridge. */
-	sbridge->bridge.funcs = &simple_bridge_bridge_funcs;
 	sbridge->bridge.of_node = pdev->dev.of_node;
 	sbridge->bridge.timings = sbridge->info->timings;
 
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
index 5e5f8c2f95be..94dddaf49b3c 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
@@ -1045,9 +1045,10 @@ struct dw_hdmi_qp *dw_hdmi_qp_bind(struct platform_device *pdev,
 		return ERR_PTR(-ENODEV);
 	}
 
-	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
-	if (!hdmi)
-		return ERR_PTR(-ENOMEM);
+	hdmi = devm_drm_bridge_alloc(dev, struct dw_hdmi_qp, bridge,
+				     &dw_hdmi_qp_bridge_funcs);
+	if (IS_ERR(hdmi))
+		return ERR_CAST(hdmi);
 
 	hdmi->dev = dev;
 
@@ -1073,7 +1074,6 @@ struct dw_hdmi_qp *dw_hdmi_qp_bind(struct platform_device *pdev,
 		return ERR_PTR(ret);
 
 	hdmi->bridge.driver_private = hdmi;
-	hdmi->bridge.funcs = &dw_hdmi_qp_bridge_funcs;
 	hdmi->bridge.ops = DRM_BRIDGE_OP_DETECT |
 			   DRM_BRIDGE_OP_EDID |
 			   DRM_BRIDGE_OP_HDMI |
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index b08ada920a50..c0dc0f2976b9 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -1194,9 +1194,10 @@ __dw_mipi_dsi_probe(struct platform_device *pdev,
 	struct dw_mipi_dsi *dsi;
 	int ret;
 
-	dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return ERR_PTR(-ENOMEM);
+	dsi = devm_drm_bridge_alloc(dev, struct dw_mipi_dsi, bridge,
+				    &dw_mipi_dsi_bridge_funcs);
+	if (IS_ERR(dsi))
+		return ERR_CAST(dsi);
 
 	dsi->dev = dev;
 	dsi->plat_data = plat_data;
@@ -1265,7 +1266,6 @@ __dw_mipi_dsi_probe(struct platform_device *pdev,
 	}
 
 	dsi->bridge.driver_private = dsi;
-	dsi->bridge.funcs = &dw_mipi_dsi_bridge_funcs;
 	dsi->bridge.of_node = pdev->dev.of_node;
 
 	return dsi;
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c
index c76f5f2e74d1..fc91aca95d12 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c
@@ -914,9 +914,10 @@ __dw_mipi_dsi2_probe(struct platform_device *pdev,
 	struct dw_mipi_dsi2 *dsi2;
 	int ret;
 
-	dsi2 = devm_kzalloc(dev, sizeof(*dsi2), GFP_KERNEL);
-	if (!dsi2)
-		return ERR_PTR(-ENOMEM);
+	dsi2 = devm_drm_bridge_alloc(dev, struct dw_mipi_dsi2, bridge,
+				     &dw_mipi_dsi2_bridge_funcs);
+	if (IS_ERR(dsi2))
+		return ERR_CAST(dsi2);
 
 	dsi2->dev = dev;
 	dsi2->plat_data = plat_data;
@@ -981,7 +982,6 @@ __dw_mipi_dsi2_probe(struct platform_device *pdev,
 	}
 
 	dsi2->bridge.driver_private = dsi2;
-	dsi2->bridge.funcs = &dw_mipi_dsi2_bridge_funcs;
 	dsi2->bridge.of_node = pdev->dev.of_node;
 
 	return dsi2;
diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc358762.c
index edf01476f2ef..98df3e667d4a 100644
--- a/drivers/gpu/drm/bridge/tc358762.c
+++ b/drivers/gpu/drm/bridge/tc358762.c
@@ -265,9 +265,10 @@ static int tc358762_probe(struct mipi_dsi_device *dsi)
 	struct tc358762 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(struct tc358762), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct tc358762, bridge,
+				    &tc358762_bridge_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
@@ -288,7 +289,6 @@ static int tc358762_probe(struct mipi_dsi_device *dsi)
 	if (ret < 0)
 		return ret;
 
-	ctx->bridge.funcs = &tc358762_bridge_funcs;
 	ctx->bridge.type = DRM_MODE_CONNECTOR_DPI;
 	ctx->bridge.of_node = dev->of_node;
 	ctx->bridge.pre_enable_prev_first = true;
diff --git a/drivers/gpu/drm/bridge/tc358764.c b/drivers/gpu/drm/bridge/tc358764.c
index 3f76c890fad9..084e9d898e22 100644
--- a/drivers/gpu/drm/bridge/tc358764.c
+++ b/drivers/gpu/drm/bridge/tc358764.c
@@ -347,9 +347,10 @@ static int tc358764_probe(struct mipi_dsi_device *dsi)
 	struct tc358764 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(struct tc358764), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_bridge_alloc(dev, struct tc358764, bridge,
+				    &tc358764_bridge_funcs);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
@@ -368,7 +369,6 @@ static int tc358764_probe(struct mipi_dsi_device *dsi)
 	if (ret < 0)
 		return ret;
 
-	ctx->bridge.funcs = &tc358764_bridge_funcs;
 	ctx->bridge.of_node = dev->of_node;
 	ctx->bridge.pre_enable_prev_first = true;
 
diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c
index 063f217a17b6..fbdc44e16229 100644
--- a/drivers/gpu/drm/bridge/tc358768.c
+++ b/drivers/gpu/drm/bridge/tc358768.c
@@ -1287,9 +1287,10 @@ static int tc358768_i2c_probe(struct i2c_client *client)
 	if (!np)
 		return -ENODEV;
 
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	priv = devm_drm_bridge_alloc(dev, struct tc358768_priv, bridge,
+				     &tc358768_bridge_funcs);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
 
 	dev_set_drvdata(dev, priv);
 	priv->dev = dev;
@@ -1321,7 +1322,6 @@ static int tc358768_i2c_probe(struct i2c_client *client)
 	priv->dsi_host.dev = dev;
 	priv->dsi_host.ops = &tc358768_dsi_host_ops;
 
-	priv->bridge.funcs = &tc358768_bridge_funcs;
 	priv->bridge.timings = &default_tc358768_timings;
 	priv->bridge.of_node = np;
 
diff --git a/drivers/gpu/drm/bridge/tc358775.c b/drivers/gpu/drm/bridge/tc358775.c
index 1b10e6ee1724..366b12db0e7c 100644
--- a/drivers/gpu/drm/bridge/tc358775.c
+++ b/drivers/gpu/drm/bridge/tc358775.c
@@ -659,9 +659,10 @@ static int tc_probe(struct i2c_client *client)
 	struct tc_data *tc;
 	int ret;
 
-	tc = devm_kzalloc(dev, sizeof(*tc), GFP_KERNEL);
-	if (!tc)
-		return -ENOMEM;
+	tc = devm_drm_bridge_alloc(dev, struct tc_data, bridge,
+				   &tc_bridge_funcs);
+	if (IS_ERR(tc))
+		return PTR_ERR(tc);
 
 	tc->dev = dev;
 	tc->i2c = client;
@@ -701,7 +702,6 @@ static int tc_probe(struct i2c_client *client)
 		return ret;
 	}
 
-	tc->bridge.funcs = &tc_bridge_funcs;
 	tc->bridge.of_node = dev->of_node;
 	tc->bridge.pre_enable_prev_first = true;
 	drm_bridge_add(&tc->bridge);
diff --git a/drivers/gpu/drm/bridge/thc63lvd1024.c b/drivers/gpu/drm/bridge/thc63lvd1024.c
index e2fc78adebcf..2cb7cd0c0608 100644
--- a/drivers/gpu/drm/bridge/thc63lvd1024.c
+++ b/drivers/gpu/drm/bridge/thc63lvd1024.c
@@ -181,9 +181,10 @@ static int thc63_probe(struct platform_device *pdev)
 	struct thc63_dev *thc63;
 	int ret;
 
-	thc63 = devm_kzalloc(&pdev->dev, sizeof(*thc63), GFP_KERNEL);
-	if (!thc63)
-		return -ENOMEM;
+	thc63 = devm_drm_bridge_alloc(&pdev->dev, struct thc63_dev, bridge,
+				      &thc63_bridge_func);
+	if (IS_ERR(thc63))
+		return PTR_ERR(thc63);
 
 	thc63->dev = &pdev->dev;
 	platform_set_drvdata(pdev, thc63);
@@ -208,7 +209,6 @@ static int thc63_probe(struct platform_device *pdev)
 
 	thc63->bridge.driver_private = thc63;
 	thc63->bridge.of_node = pdev->dev.of_node;
-	thc63->bridge.funcs = &thc63_bridge_func;
 	thc63->bridge.timings = &thc63->timings;
 
 	drm_bridge_add(&thc63->bridge);
diff --git a/drivers/gpu/drm/bridge/ti-dlpc3433.c b/drivers/gpu/drm/bridge/ti-dlpc3433.c
index 47638d1c96ec..b07f7c9d5890 100644
--- a/drivers/gpu/drm/bridge/ti-dlpc3433.c
+++ b/drivers/gpu/drm/bridge/ti-dlpc3433.c
@@ -348,9 +348,10 @@ static int dlpc3433_probe(struct i2c_client *client)
 	struct dlpc *dlpc;
 	int ret;
 
-	dlpc = devm_kzalloc(dev, sizeof(*dlpc), GFP_KERNEL);
-	if (!dlpc)
-		return -ENOMEM;
+	dlpc = devm_drm_bridge_alloc(dev, struct dlpc, bridge,
+				     &dlpc_bridge_funcs);
+	if (IS_ERR(dlpc))
+		return PTR_ERR(dlpc);
 
 	dlpc->dev = dev;
 
@@ -365,7 +366,6 @@ static int dlpc3433_probe(struct i2c_client *client)
 	dev_set_drvdata(dev, dlpc);
 	i2c_set_clientdata(client, dlpc);
 
-	dlpc->bridge.funcs = &dlpc_bridge_funcs;
 	dlpc->bridge.of_node = dev->of_node;
 	drm_bridge_add(&dlpc->bridge);
 
diff --git a/drivers/gpu/drm/bridge/ti-tdp158.c b/drivers/gpu/drm/bridge/ti-tdp158.c
index cca75443f012..27053d020df7 100644
--- a/drivers/gpu/drm/bridge/ti-tdp158.c
+++ b/drivers/gpu/drm/bridge/ti-tdp158.c
@@ -68,9 +68,10 @@ static int tdp158_probe(struct i2c_client *client)
 	struct tdp158 *tdp158;
 	struct device *dev = &client->dev;
 
-	tdp158 = devm_kzalloc(dev, sizeof(*tdp158), GFP_KERNEL);
-	if (!tdp158)
-		return -ENOMEM;
+	tdp158 = devm_drm_bridge_alloc(dev, struct tdp158, bridge,
+				       &tdp158_bridge_funcs);
+	if (IS_ERR(tdp158))
+		return PTR_ERR(tdp158);
 
 	tdp158->next = devm_drm_of_get_bridge(dev, dev->of_node, 1, 0);
 	if (IS_ERR(tdp158->next))
@@ -89,7 +90,6 @@ static int tdp158_probe(struct i2c_client *client)
 		return dev_err_probe(dev, PTR_ERR(tdp158->enable), "enable");
 
 	tdp158->bridge.of_node = dev->of_node;
-	tdp158->bridge.funcs = &tdp158_bridge_funcs;
 	tdp158->bridge.driver_private = tdp158;
 	tdp158->dev = dev;
 
diff --git a/drivers/gpu/drm/bridge/ti-tfp410.c b/drivers/gpu/drm/bridge/ti-tfp410.c
index e15d232ddbac..549e8e8edeb4 100644
--- a/drivers/gpu/drm/bridge/ti-tfp410.c
+++ b/drivers/gpu/drm/bridge/ti-tfp410.c
@@ -341,14 +341,14 @@ static int tfp410_init(struct device *dev, bool i2c)
 		return -ENXIO;
 	}
 
-	dvi = devm_kzalloc(dev, sizeof(*dvi), GFP_KERNEL);
-	if (!dvi)
-		return -ENOMEM;
+	dvi = devm_drm_bridge_alloc(dev, struct tfp410, bridge,
+				    &tfp410_bridge_funcs);
+	if (IS_ERR(dvi))
+		return PTR_ERR(dvi);
 
 	dvi->dev = dev;
 	dev_set_drvdata(dev, dvi);
 
-	dvi->bridge.funcs = &tfp410_bridge_funcs;
 	dvi->bridge.of_node = dev->of_node;
 	dvi->bridge.timings = &dvi->timings;
 	dvi->bridge.type = DRM_MODE_CONNECTOR_DVID;
diff --git a/drivers/gpu/drm/bridge/ti-tpd12s015.c b/drivers/gpu/drm/bridge/ti-tpd12s015.c
index 1c289051a598..0919364e80d1 100644
--- a/drivers/gpu/drm/bridge/ti-tpd12s015.c
+++ b/drivers/gpu/drm/bridge/ti-tpd12s015.c
@@ -116,13 +116,13 @@ static int tpd12s015_probe(struct platform_device *pdev)
 	struct gpio_desc *gpio;
 	int ret;
 
-	tpd = devm_kzalloc(&pdev->dev, sizeof(*tpd), GFP_KERNEL);
-	if (!tpd)
-		return -ENOMEM;
+	tpd = devm_drm_bridge_alloc(&pdev->dev, struct tpd12s015_device,
+				    bridge, &tpd12s015_bridge_funcs);
+	if (IS_ERR(tpd))
+		return PTR_ERR(tpd);
 
 	platform_set_drvdata(pdev, tpd);
 
-	tpd->bridge.funcs = &tpd12s015_bridge_funcs;
 	tpd->bridge.of_node = pdev->dev.of_node;
 	tpd->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
 	tpd->bridge.ops = DRM_BRIDGE_OP_DETECT;
diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig
index 8d22b7627d41..df09cf9a8ca1 100644
--- a/drivers/gpu/drm/display/Kconfig
+++ b/drivers/gpu/drm/display/Kconfig
@@ -8,6 +8,7 @@ config DRM_DISPLAY_DP_AUX_BUS
 config DRM_DISPLAY_HELPER
 	tristate
 	depends on DRM
+	select CEC_CORE if DRM_DISPLAY_DP_AUX_CEC || DRM_DISPLAY_HDMI_CEC_HELPER || CEC_NOTIFIER
 	help
 	  DRM helpers for display adapters.
 
@@ -16,6 +17,7 @@ if DRM_DISPLAY_HELPER
 config DRM_BRIDGE_CONNECTOR
 	bool
 	select DRM_DISPLAY_HDMI_AUDIO_HELPER
+	select DRM_DISPLAY_HDMI_CEC_HELPER
 	select DRM_DISPLAY_HDMI_STATE_HELPER
 	help
 	  DRM connector implementation terminating DRM bridge chains.
@@ -23,7 +25,6 @@ config DRM_BRIDGE_CONNECTOR
 config DRM_DISPLAY_DP_AUX_CEC
 	bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support"
 	select DRM_DISPLAY_DP_HELPER
-	select CEC_CORE
 	help
 	  Choose this option if you want to enable HDMI CEC support for
 	  DisplayPort/USB-C to HDMI adapters.
@@ -82,6 +83,16 @@ config DRM_DISPLAY_HDMI_AUDIO_HELPER
 	  DRM display helpers for HDMI Audio functionality (generic HDMI Codec
 	  implementation).
 
+config DRM_DISPLAY_HDMI_CEC_HELPER
+	bool
+	help
+	  DRM display helpers for HDMI CEC implementation.
+
+config DRM_DISPLAY_HDMI_CEC_NOTIFIER_HELPER
+	def_bool CEC_NOTIFIER
+	help
+	  DRM display helpers for HDMI CEC notifiers implementation.
+
 config DRM_DISPLAY_HDMI_HELPER
 	bool
 	help
diff --git a/drivers/gpu/drm/display/Makefile b/drivers/gpu/drm/display/Makefile
index b17879b957d5..0ff4a1ad0222 100644
--- a/drivers/gpu/drm/display/Makefile
+++ b/drivers/gpu/drm/display/Makefile
@@ -16,6 +16,10 @@ drm_display_helper-$(CONFIG_DRM_DISPLAY_DSC_HELPER) += \
 drm_display_helper-$(CONFIG_DRM_DISPLAY_HDCP_HELPER) += drm_hdcp_helper.o
 drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_AUDIO_HELPER) += \
 	drm_hdmi_audio_helper.o
+drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_CEC_HELPER) += \
+	drm_hdmi_cec_helper.o
+drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_CEC_NOTIFIER_HELPER) += \
+	drm_hdmi_cec_notifier_helper.o
 drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_HELPER) += \
 	drm_hdmi_helper.o \
 	drm_scdc_helper.o
diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/drm/display/drm_bridge_connector.c
index 7d2e499ea5de..58846e26f1e1 100644
--- a/drivers/gpu/drm/display/drm_bridge_connector.c
+++ b/drivers/gpu/drm/display/drm_bridge_connector.c
@@ -20,6 +20,7 @@
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/display/drm_hdmi_audio_helper.h>
+#include <drm/display/drm_hdmi_cec_helper.h>
 #include <drm/display/drm_hdmi_helper.h>
 #include <drm/display/drm_hdmi_state_helper.h>
 
@@ -113,6 +114,13 @@ struct drm_bridge_connector {
 	 * &DRM_BRIDGE_OP_DP_AUDIO).
 	 */
 	struct drm_bridge *bridge_dp_audio;
+	/**
+	 * @bridge_hdmi_cec:
+	 *
+	 * The bridge in the chain that implements CEC support, if any (see
+	 * DRM_BRIDGE_OP_HDMI_CEC_NOTIFIER).
+	 */
+	struct drm_bridge *bridge_hdmi_cec;
 };
 
 #define to_drm_bridge_connector(x) \
@@ -546,6 +554,65 @@ static const struct drm_connector_hdmi_audio_funcs drm_bridge_connector_hdmi_aud
 	.mute_stream = drm_bridge_connector_audio_mute_stream,
 };
 
+static int drm_bridge_connector_hdmi_cec_enable(struct drm_connector *connector, bool enable)
+{
+	struct drm_bridge_connector *bridge_connector =
+		to_drm_bridge_connector(connector);
+	struct drm_bridge *bridge;
+
+	bridge = bridge_connector->bridge_hdmi_cec;
+
+	return bridge->funcs->hdmi_cec_enable(bridge, enable);
+}
+
+static int drm_bridge_connector_hdmi_cec_log_addr(struct drm_connector *connector, u8 logical_addr)
+{
+	struct drm_bridge_connector *bridge_connector =
+		to_drm_bridge_connector(connector);
+	struct drm_bridge *bridge;
+
+	bridge = bridge_connector->bridge_hdmi_cec;
+
+	return bridge->funcs->hdmi_cec_log_addr(bridge, logical_addr);
+}
+
+static int drm_bridge_connector_hdmi_cec_transmit(struct drm_connector *connector,
+						  u8 attempts,
+						  u32 signal_free_time,
+						  struct cec_msg *msg)
+{
+	struct drm_bridge_connector *bridge_connector =
+		to_drm_bridge_connector(connector);
+	struct drm_bridge *bridge;
+
+	bridge = bridge_connector->bridge_hdmi_cec;
+
+	return bridge->funcs->hdmi_cec_transmit(bridge, attempts,
+						signal_free_time,
+						msg);
+}
+
+static int drm_bridge_connector_hdmi_cec_init(struct drm_connector *connector)
+{
+	struct drm_bridge_connector *bridge_connector =
+		to_drm_bridge_connector(connector);
+	struct drm_bridge *bridge;
+
+	bridge = bridge_connector->bridge_hdmi_cec;
+
+	if (!bridge->funcs->hdmi_cec_init)
+		return 0;
+
+	return bridge->funcs->hdmi_cec_init(connector, bridge);
+}
+
+static const struct drm_connector_hdmi_cec_funcs drm_bridge_connector_hdmi_cec_funcs = {
+	.init = drm_bridge_connector_hdmi_cec_init,
+	.enable = drm_bridge_connector_hdmi_cec_enable,
+	.log_addr = drm_bridge_connector_hdmi_cec_log_addr,
+	.transmit = drm_bridge_connector_hdmi_cec_transmit,
+};
+
 /* -----------------------------------------------------------------------------
  * Bridge Connector Initialisation
  */
@@ -662,6 +729,25 @@ struct drm_connector *drm_bridge_connector_init(struct drm_device *drm,
 			bridge_connector->bridge_dp_audio = bridge;
 		}
 
+		if (bridge->ops & DRM_BRIDGE_OP_HDMI_CEC_NOTIFIER) {
+			if (bridge_connector->bridge_hdmi_cec)
+				return ERR_PTR(-EBUSY);
+
+			bridge_connector->bridge_hdmi_cec = bridge;
+		}
+
+		if (bridge->ops & DRM_BRIDGE_OP_HDMI_CEC_ADAPTER) {
+			if (bridge_connector->bridge_hdmi_cec)
+				return ERR_PTR(-EBUSY);
+
+			bridge_connector->bridge_hdmi_cec = bridge;
+
+			if (!bridge->funcs->hdmi_cec_enable ||
+			    !bridge->funcs->hdmi_cec_log_addr ||
+			    !bridge->funcs->hdmi_cec_transmit)
+				return ERR_PTR(-EINVAL);
+		}
+
 		if (!drm_bridge_get_next_bridge(bridge))
 			connector_type = bridge->type;
 
@@ -717,12 +803,33 @@ struct drm_connector *drm_bridge_connector_init(struct drm_device *drm,
 		ret = drm_connector_hdmi_audio_init(connector, dev,
 						    &drm_bridge_connector_hdmi_audio_funcs,
 						    bridge->hdmi_audio_max_i2s_playback_channels,
+						    bridge->hdmi_audio_i2s_formats,
 						    bridge->hdmi_audio_spdif_playback,
 						    bridge->hdmi_audio_dai_port);
 		if (ret)
 			return ERR_PTR(ret);
 	}
 
+	if (bridge_connector->bridge_hdmi_cec &&
+	    bridge_connector->bridge_hdmi_cec->ops & DRM_BRIDGE_OP_HDMI_CEC_NOTIFIER) {
+		ret = drmm_connector_hdmi_cec_notifier_register(connector,
+								NULL,
+								bridge->hdmi_cec_dev);
+		if (ret)
+			return ERR_PTR(ret);
+	}
+
+	if (bridge_connector->bridge_hdmi_cec &&
+	    bridge_connector->bridge_hdmi_cec->ops & DRM_BRIDGE_OP_HDMI_CEC_ADAPTER) {
+		ret = drmm_connector_hdmi_cec_register(connector,
+						       &drm_bridge_connector_hdmi_cec_funcs,
+						       bridge->hdmi_cec_adapter_name,
+						       bridge->hdmi_cec_available_las,
+						       bridge->hdmi_cec_dev);
+		if (ret)
+			return ERR_PTR(ret);
+	}
+
 	drm_connector_helper_add(connector, &drm_bridge_connector_helper_funcs);
 
 	if (bridge_connector->bridge_hpd)
diff --git a/drivers/gpu/drm/display/drm_hdmi_audio_helper.c b/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
index ae8a0cf595fc..f165166afb2d 100644
--- a/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
@@ -143,6 +143,7 @@ static const struct hdmi_codec_ops drm_connector_hdmi_audio_ops = {
  * @hdmi_codec_dev: device to be used as a parent for the HDMI Codec
  * @funcs: callbacks for this HDMI Codec
  * @max_i2s_playback_channels: maximum number of playback I2S channels
+ * @i2s_formats: set of I2S formats (use 0 for a bus-specific set)
  * @spdif_playback: set if HDMI codec has S/PDIF playback port
  * @dai_port: sound DAI port, -1 if it is not enabled
  *
@@ -155,6 +156,7 @@ int drm_connector_hdmi_audio_init(struct drm_connector *connector,
 				  struct device *hdmi_codec_dev,
 				  const struct drm_connector_hdmi_audio_funcs *funcs,
 				  unsigned int max_i2s_playback_channels,
+				  u64 i2s_formats,
 				  bool spdif_playback,
 				  int dai_port)
 {
@@ -162,6 +164,7 @@ int drm_connector_hdmi_audio_init(struct drm_connector *connector,
 		.ops = &drm_connector_hdmi_audio_ops,
 		.max_i2s_channels = max_i2s_playback_channels,
 		.i2s = !!max_i2s_playback_channels,
+		.i2s_formats = i2s_formats,
 		.spdif = spdif_playback,
 		.no_i2s_capture = true,
 		.no_spdif_capture = true,
diff --git a/drivers/gpu/drm/display/drm_hdmi_cec_helper.c b/drivers/gpu/drm/display/drm_hdmi_cec_helper.c
new file mode 100644
index 000000000000..a25f60509043
--- /dev/null
+++ b/drivers/gpu/drm/display/drm_hdmi_cec_helper.c
@@ -0,0 +1,192 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright (c) 2024 Linaro Ltd
+ */
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_managed.h>
+#include <drm/display/drm_hdmi_cec_helper.h>
+
+#include <linux/mutex.h>
+
+#include <media/cec.h>
+
+struct drm_connector_hdmi_cec_data {
+	struct cec_adapter *adapter;
+	const struct drm_connector_hdmi_cec_funcs *funcs;
+};
+
+static int drm_connector_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
+{
+	struct drm_connector *connector = cec_get_drvdata(adap);
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	return data->funcs->enable(connector, enable);
+}
+
+static int drm_connector_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 logical_addr)
+{
+	struct drm_connector *connector = cec_get_drvdata(adap);
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	return data->funcs->log_addr(connector, logical_addr);
+}
+
+static int drm_connector_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
+						u32 signal_free_time, struct cec_msg *msg)
+{
+	struct drm_connector *connector = cec_get_drvdata(adap);
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	return data->funcs->transmit(connector, attempts, signal_free_time, msg);
+}
+
+static const struct cec_adap_ops drm_connector_hdmi_cec_adap_ops = {
+	.adap_enable = drm_connector_hdmi_cec_adap_enable,
+	.adap_log_addr = drm_connector_hdmi_cec_adap_log_addr,
+	.adap_transmit = drm_connector_hdmi_cec_adap_transmit,
+};
+
+static void drm_connector_hdmi_cec_adapter_phys_addr_invalidate(struct drm_connector *connector)
+{
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_phys_addr_invalidate(data->adapter);
+}
+
+static void drm_connector_hdmi_cec_adapter_phys_addr_set(struct drm_connector *connector,
+							 u16 addr)
+{
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_s_phys_addr(data->adapter, addr, false);
+}
+
+static void drm_connector_hdmi_cec_adapter_unregister(struct drm_device *dev, void *res)
+{
+	struct drm_connector *connector = res;
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_delete_adapter(data->adapter);
+
+	if (data->funcs->uninit)
+		data->funcs->uninit(connector);
+
+	kfree(data);
+	connector->cec.data = NULL;
+}
+
+static struct drm_connector_cec_funcs drm_connector_hdmi_cec_adapter_funcs = {
+	.phys_addr_invalidate = drm_connector_hdmi_cec_adapter_phys_addr_invalidate,
+	.phys_addr_set = drm_connector_hdmi_cec_adapter_phys_addr_set,
+};
+
+int drmm_connector_hdmi_cec_register(struct drm_connector *connector,
+				     const struct drm_connector_hdmi_cec_funcs *funcs,
+				     const char *name,
+				     u8 available_las,
+				     struct device *dev)
+{
+	struct drm_connector_hdmi_cec_data *data;
+	struct cec_connector_info conn_info;
+	struct cec_adapter *cec_adap;
+	int ret;
+
+	if (!funcs->init || !funcs->enable || !funcs->log_addr || !funcs->transmit)
+		return -EINVAL;
+
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+
+	data->funcs = funcs;
+
+	cec_adap = cec_allocate_adapter(&drm_connector_hdmi_cec_adap_ops, connector, name,
+					CEC_CAP_DEFAULTS | CEC_CAP_CONNECTOR_INFO,
+					available_las ? : CEC_MAX_LOG_ADDRS);
+	ret = PTR_ERR_OR_ZERO(cec_adap);
+	if (ret < 0)
+		goto err_free;
+
+	cec_fill_conn_info_from_drm(&conn_info, connector);
+	cec_s_conn_info(cec_adap, &conn_info);
+
+	data->adapter = cec_adap;
+
+	mutex_lock(&connector->cec.mutex);
+
+	connector->cec.data = data;
+	connector->cec.funcs = &drm_connector_hdmi_cec_adapter_funcs;
+
+	ret = funcs->init(connector);
+	if (ret < 0)
+		goto err_delete_adapter;
+
+	/*
+	 * NOTE: the CEC adapter will be unregistered by drmm cleanup from
+	 * drm_managed_release(), which is called from drm_dev_release()
+	 * during device unbind.
+	 *
+	 * However, the CEC framework cleans up the CEC adapter only when the
+	 * last user has closed its file descriptor, so we don't need to handle
+	 * it in DRM.
+	 *
+	 * Before that CEC framework makes sure that even if the userspace
+	 * still holds CEC device open, all calls will be shortcut via
+	 * cec_is_registered(), making sure that there is no access to the
+	 * freed memory.
+	 */
+	ret = cec_register_adapter(cec_adap, dev);
+	if (ret < 0)
+		goto err_delete_adapter;
+
+	mutex_unlock(&connector->cec.mutex);
+
+	return drmm_add_action_or_reset(connector->dev,
+					drm_connector_hdmi_cec_adapter_unregister,
+					connector);
+
+err_delete_adapter:
+	cec_delete_adapter(cec_adap);
+
+	connector->cec.data = NULL;
+
+	mutex_unlock(&connector->cec.mutex);
+
+err_free:
+	kfree(data);
+
+	return ret;
+}
+EXPORT_SYMBOL(drmm_connector_hdmi_cec_register);
+
+void drm_connector_hdmi_cec_received_msg(struct drm_connector *connector,
+					 struct cec_msg *msg)
+{
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_received_msg(data->adapter, msg);
+}
+EXPORT_SYMBOL(drm_connector_hdmi_cec_received_msg);
+
+void drm_connector_hdmi_cec_transmit_attempt_done(struct drm_connector *connector,
+						  u8 status)
+{
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_transmit_attempt_done(data->adapter, status);
+}
+EXPORT_SYMBOL(drm_connector_hdmi_cec_transmit_attempt_done);
+
+void drm_connector_hdmi_cec_transmit_done(struct drm_connector *connector,
+					  u8 status,
+					  u8 arb_lost_cnt, u8 nack_cnt,
+					  u8 low_drive_cnt, u8 error_cnt)
+{
+	struct drm_connector_hdmi_cec_data *data = connector->cec.data;
+
+	cec_transmit_done(data->adapter, status,
+			  arb_lost_cnt, nack_cnt, low_drive_cnt, error_cnt);
+}
+EXPORT_SYMBOL(drm_connector_hdmi_cec_transmit_done);
diff --git a/drivers/gpu/drm/display/drm_hdmi_cec_notifier_helper.c b/drivers/gpu/drm/display/drm_hdmi_cec_notifier_helper.c
new file mode 100644
index 000000000000..28f8e008cc59
--- /dev/null
+++ b/drivers/gpu/drm/display/drm_hdmi_cec_notifier_helper.c
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright (c) 2024 Linaro Ltd
+ */
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_managed.h>
+#include <drm/display/drm_hdmi_cec_helper.h>
+
+#include <linux/mutex.h>
+
+#include <media/cec.h>
+#include <media/cec-notifier.h>
+
+static void drm_connector_hdmi_cec_notifier_phys_addr_invalidate(struct drm_connector *connector)
+{
+	cec_notifier_phys_addr_invalidate(connector->cec.data);
+}
+
+static void drm_connector_hdmi_cec_notifier_phys_addr_set(struct drm_connector *connector,
+							  u16 addr)
+{
+	cec_notifier_set_phys_addr(connector->cec.data, addr);
+}
+
+static void drm_connector_hdmi_cec_notifier_unregister(struct drm_device *dev, void *res)
+{
+	struct drm_connector *connector = res;
+
+	cec_notifier_conn_unregister(connector->cec.data);
+	connector->cec.data = NULL;
+}
+
+static const struct drm_connector_cec_funcs drm_connector_cec_notifier_funcs = {
+	.phys_addr_invalidate = drm_connector_hdmi_cec_notifier_phys_addr_invalidate,
+	.phys_addr_set = drm_connector_hdmi_cec_notifier_phys_addr_set,
+};
+
+int drmm_connector_hdmi_cec_notifier_register(struct drm_connector *connector,
+					      const char *port_name,
+					      struct device *dev)
+{
+	struct cec_connector_info conn_info;
+	struct cec_notifier *notifier;
+
+	cec_fill_conn_info_from_drm(&conn_info, connector);
+
+	notifier = cec_notifier_conn_register(dev, port_name, &conn_info);
+	if (!notifier)
+		return -ENOMEM;
+
+	mutex_lock(&connector->cec.mutex);
+
+	connector->cec.data = notifier;
+	connector->cec.funcs = &drm_connector_cec_notifier_funcs;
+
+	mutex_unlock(&connector->cec.mutex);
+
+	return drmm_add_action_or_reset(connector->dev,
+					drm_connector_hdmi_cec_notifier_unregister,
+					connector);
+}
+EXPORT_SYMBOL(drmm_connector_hdmi_cec_notifier_register);
diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
index d9d9948b29e9..2c641add7434 100644
--- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
@@ -3,9 +3,11 @@
 #include <drm/drm_atomic.h>
 #include <drm/drm_connector.h>
 #include <drm/drm_edid.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_print.h>
 
 #include <drm/display/drm_hdmi_audio_helper.h>
+#include <drm/display/drm_hdmi_cec_helper.h>
 #include <drm/display/drm_hdmi_helper.h>
 #include <drm/display/drm_hdmi_state_helper.h>
 
@@ -407,6 +409,11 @@ sink_supports_format_bpc(const struct drm_connector *connector,
 		return false;
 	}
 
+	if (drm_mode_is_420_only(info, mode) && format != HDMI_COLORSPACE_YUV420) {
+		drm_dbg_kms(dev, "Mode can be only supported in YUV420 format.\n");
+		return false;
+	}
+
 	switch (format) {
 	case HDMI_COLORSPACE_RGB:
 		drm_dbg_kms(dev, "RGB Format, checking the constraints.\n");
@@ -437,9 +444,36 @@ sink_supports_format_bpc(const struct drm_connector *connector,
 		return true;
 
 	case HDMI_COLORSPACE_YUV420:
-		/* TODO: YUV420 is unsupported at the moment. */
-		drm_dbg_kms(dev, "YUV420 format isn't supported yet.\n");
-		return false;
+		drm_dbg_kms(dev, "YUV420 format, checking the constraints.\n");
+
+		if (!(info->color_formats & DRM_COLOR_FORMAT_YCBCR420)) {
+			drm_dbg_kms(dev, "Sink doesn't support YUV420.\n");
+			return false;
+		}
+
+		if (!drm_mode_is_420(info, mode)) {
+			drm_dbg_kms(dev, "Mode cannot be supported in YUV420 format.\n");
+			return false;
+		}
+
+		if (bpc == 10 && !(info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_30)) {
+			drm_dbg_kms(dev, "10 BPC but sink doesn't support Deep Color 30.\n");
+			return false;
+		}
+
+		if (bpc == 12 && !(info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_36)) {
+			drm_dbg_kms(dev, "12 BPC but sink doesn't support Deep Color 36.\n");
+			return false;
+		}
+
+		if (bpc == 16 && !(info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48)) {
+			drm_dbg_kms(dev, "16 BPC but sink doesn't support Deep Color 48.\n");
+			return false;
+		}
+
+		drm_dbg_kms(dev, "YUV420 format supported in that configuration.\n");
+
+		return true;
 
 	case HDMI_COLORSPACE_YUV422:
 		drm_dbg_kms(dev, "YUV422 format, checking the constraints.\n");
@@ -545,8 +579,9 @@ hdmi_try_format_bpc(const struct drm_connector *connector,
 	struct drm_device *dev = connector->dev;
 	int ret;
 
-	drm_dbg_kms(dev, "Trying %s output format\n",
-		    drm_hdmi_connector_get_output_format_name(fmt));
+	drm_dbg_kms(dev, "Trying %s output format with %u bpc\n",
+		    drm_hdmi_connector_get_output_format_name(fmt),
+		    bpc);
 
 	if (!sink_supports_format_bpc(connector, info, mode, fmt, bpc)) {
 		drm_dbg_kms(dev, "%s output format not supported with %u bpc\n",
@@ -563,7 +598,7 @@ hdmi_try_format_bpc(const struct drm_connector *connector,
 		return false;
 	}
 
-	drm_dbg_kms(dev, "%s output format supported with %u (TMDS char rate: %llu Hz)\n",
+	drm_dbg_kms(dev, "%s output format supported with %u bpc (TMDS char rate: %llu Hz)\n",
 		    drm_hdmi_connector_get_output_format_name(fmt),
 		    bpc, conn_state->hdmi.tmds_char_rate);
 
@@ -571,23 +606,35 @@ hdmi_try_format_bpc(const struct drm_connector *connector,
 }
 
 static int
-hdmi_compute_format(const struct drm_connector *connector,
-		    struct drm_connector_state *conn_state,
-		    const struct drm_display_mode *mode,
-		    unsigned int bpc)
+hdmi_compute_format_bpc(const struct drm_connector *connector,
+			struct drm_connector_state *conn_state,
+			const struct drm_display_mode *mode,
+			unsigned int max_bpc, enum hdmi_colorspace fmt)
 {
 	struct drm_device *dev = connector->dev;
+	unsigned int bpc;
+	int ret;
+
+	for (bpc = max_bpc; bpc >= 8; bpc -= 2) {
+		ret = hdmi_try_format_bpc(connector, conn_state, mode, bpc, fmt);
+		if (!ret)
+			continue;
+
+		conn_state->hdmi.output_bpc = bpc;
+		conn_state->hdmi.output_format = fmt;
+
+		drm_dbg_kms(dev,
+			    "Mode %ux%u @ %uHz: Found configuration: bpc: %u, fmt: %s, clock: %llu\n",
+			    mode->hdisplay, mode->vdisplay, drm_mode_vrefresh(mode),
+			    conn_state->hdmi.output_bpc,
+			    drm_hdmi_connector_get_output_format_name(conn_state->hdmi.output_format),
+			    conn_state->hdmi.tmds_char_rate);
 
-	/*
-	 * TODO: Add support for YCbCr420 output for HDMI 2.0 capable
-	 * devices, for modes that only support YCbCr420.
-	 */
-	if (hdmi_try_format_bpc(connector, conn_state, mode, bpc, HDMI_COLORSPACE_RGB)) {
-		conn_state->hdmi.output_format = HDMI_COLORSPACE_RGB;
 		return 0;
 	}
 
-	drm_dbg_kms(dev, "Failed. No Format Supported for that bpc count.\n");
+	drm_dbg_kms(dev, "Failed. %s output format not supported for any bpc count.\n",
+		    drm_hdmi_connector_get_output_format_name(fmt));
 
 	return -EINVAL;
 }
@@ -597,33 +644,29 @@ hdmi_compute_config(const struct drm_connector *connector,
 		    struct drm_connector_state *conn_state,
 		    const struct drm_display_mode *mode)
 {
-	struct drm_device *dev = connector->dev;
 	unsigned int max_bpc = clamp_t(unsigned int,
 				       conn_state->max_bpc,
 				       8, connector->max_bpc);
-	unsigned int bpc;
 	int ret;
 
-	for (bpc = max_bpc; bpc >= 8; bpc -= 2) {
-		drm_dbg_kms(dev, "Trying with a %d bpc output\n", bpc);
-
-		ret = hdmi_compute_format(connector, conn_state, mode, bpc);
-		if (ret)
-			continue;
-
-		conn_state->hdmi.output_bpc = bpc;
-
-		drm_dbg_kms(dev,
-			    "Mode %ux%u @ %uHz: Found configuration: bpc: %u, fmt: %s, clock: %llu\n",
-			    mode->hdisplay, mode->vdisplay, drm_mode_vrefresh(mode),
-			    conn_state->hdmi.output_bpc,
-			    drm_hdmi_connector_get_output_format_name(conn_state->hdmi.output_format),
-			    conn_state->hdmi.tmds_char_rate);
-
-		return 0;
+	ret = hdmi_compute_format_bpc(connector, conn_state, mode, max_bpc,
+				      HDMI_COLORSPACE_RGB);
+	if (ret) {
+		if (connector->ycbcr_420_allowed) {
+			ret = hdmi_compute_format_bpc(connector, conn_state,
+						      mode, max_bpc,
+						      HDMI_COLORSPACE_YUV420);
+			if (ret)
+				drm_dbg_kms(connector->dev,
+					    "YUV420 output format doesn't work.\n");
+		} else {
+			drm_dbg_kms(connector->dev,
+				    "YUV420 output format not allowed for connector.\n");
+			ret = -EINVAL;
+		}
 	}
 
-	return -EINVAL;
+	return ret;
 }
 
 static int hdmi_generate_avi_infoframe(const struct drm_connector *connector,
@@ -798,12 +841,12 @@ int drm_atomic_helper_connector_hdmi_check(struct drm_connector *connector,
 	if (!new_conn_state->crtc || !new_conn_state->best_encoder)
 		return 0;
 
-	new_conn_state->hdmi.is_limited_range = hdmi_is_limited_range(connector, new_conn_state);
-
 	ret = hdmi_compute_config(connector, new_conn_state, mode);
 	if (ret)
 		return ret;
 
+	new_conn_state->hdmi.is_limited_range = hdmi_is_limited_range(connector, new_conn_state);
+
 	ret = hdmi_generate_infoframes(connector, new_conn_state);
 	if (ret)
 		return ret;
@@ -1081,9 +1124,10 @@ drm_atomic_helper_connector_hdmi_update(struct drm_connector *connector,
 	const struct drm_edid *drm_edid;
 
 	if (status == connector_status_disconnected) {
-		// TODO: also handle CEC and scramber, HDMI sink disconnected.
+		// TODO: also handle scramber, HDMI sink disconnected.
 		drm_connector_hdmi_audio_plugged_notify(connector, false);
 		drm_edid_connector_update(connector, NULL);
+		drm_connector_cec_phys_addr_invalidate(connector);
 		return;
 	}
 
@@ -1097,8 +1141,9 @@ drm_atomic_helper_connector_hdmi_update(struct drm_connector *connector,
 	drm_edid_free(drm_edid);
 
 	if (status == connector_status_connected) {
-		// TODO: also handle CEC and scramber, HDMI sink is now connected.
+		// TODO: also handle scramber, HDMI sink is now connected.
 		drm_connector_hdmi_audio_plugged_notify(connector, true);
+		drm_connector_cec_phys_addr_set(connector);
 	}
 }
 
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index ee64ca1b1bec..2fe6c91910a1 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1160,11 +1160,10 @@ crtc_needs_disable(struct drm_crtc_state *old_state,
 }
 
 static void
-disable_outputs(struct drm_device *dev, struct drm_atomic_state *state)
+encoder_bridge_disable(struct drm_device *dev, struct drm_atomic_state *state)
 {
 	struct drm_connector *connector;
 	struct drm_connector_state *old_conn_state, *new_conn_state;
-	struct drm_crtc *crtc;
 	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
 	int i;
 
@@ -1224,9 +1223,15 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *state)
 			else if (funcs->dpms)
 				funcs->dpms(encoder, DRM_MODE_DPMS_OFF);
 		}
-
-		drm_atomic_bridge_chain_post_disable(bridge, state);
 	}
+}
+
+static void
+crtc_disable(struct drm_device *dev, struct drm_atomic_state *state)
+{
+	struct drm_crtc *crtc;
+	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
+	int i;
 
 	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
 		const struct drm_crtc_helper_funcs *funcs;
@@ -1274,6 +1279,68 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *state)
 	}
 }
 
+static void
+encoder_bridge_post_disable(struct drm_device *dev, struct drm_atomic_state *state)
+{
+	struct drm_connector *connector;
+	struct drm_connector_state *old_conn_state, *new_conn_state;
+	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
+	int i;
+
+	for_each_oldnew_connector_in_state(state, connector, old_conn_state, new_conn_state, i) {
+		struct drm_encoder *encoder;
+		struct drm_bridge *bridge;
+
+		/*
+		 * Shut down everything that's in the changeset and currently
+		 * still on. So need to check the old, saved state.
+		 */
+		if (!old_conn_state->crtc)
+			continue;
+
+		old_crtc_state = drm_atomic_get_old_crtc_state(state, old_conn_state->crtc);
+
+		if (new_conn_state->crtc)
+			new_crtc_state = drm_atomic_get_new_crtc_state(state,
+								       new_conn_state->crtc);
+		else
+			new_crtc_state = NULL;
+
+		if (!crtc_needs_disable(old_crtc_state, new_crtc_state) ||
+		    !drm_atomic_crtc_needs_modeset(old_conn_state->crtc->state))
+			continue;
+
+		encoder = old_conn_state->best_encoder;
+
+		/*
+		 * We shouldn't get this far if we didn't previously have
+		 * an encoder.. but WARN_ON() rather than explode.
+		 */
+		if (WARN_ON(!encoder))
+			continue;
+
+		drm_dbg_atomic(dev, "post-disabling bridges [ENCODER:%d:%s]\n",
+			       encoder->base.id, encoder->name);
+
+		/*
+		 * Each encoder has at most one connector (since we always steal
+		 * it away), so we won't call disable hooks twice.
+		 */
+		bridge = drm_bridge_chain_get_first_bridge(encoder);
+		drm_atomic_bridge_chain_post_disable(bridge, state);
+	}
+}
+
+static void
+disable_outputs(struct drm_device *dev, struct drm_atomic_state *state)
+{
+	encoder_bridge_disable(dev, state);
+
+	crtc_disable(dev, state);
+
+	encoder_bridge_post_disable(dev, state);
+}
+
 /**
  * drm_atomic_helper_update_legacy_modeset_state - update legacy modeset state
  * @dev: DRM device
@@ -1483,28 +1550,44 @@ static void drm_atomic_helper_commit_writebacks(struct drm_device *dev,
 	}
 }
 
-/**
- * drm_atomic_helper_commit_modeset_enables - modeset commit to enable outputs
- * @dev: DRM device
- * @state: atomic state object being committed
- *
- * This function enables all the outputs with the new configuration which had to
- * be turned off for the update.
- *
- * For compatibility with legacy CRTC helpers this should be called after
- * drm_atomic_helper_commit_planes(), which is what the default commit function
- * does. But drivers with different needs can group the modeset commits together
- * and do the plane commits at the end. This is useful for drivers doing runtime
- * PM since planes updates then only happen when the CRTC is actually enabled.
- */
-void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
-					      struct drm_atomic_state *state)
+static void
+encoder_bridge_pre_enable(struct drm_device *dev, struct drm_atomic_state *state)
+{
+	struct drm_connector *connector;
+	struct drm_connector_state *new_conn_state;
+	int i;
+
+	for_each_new_connector_in_state(state, connector, new_conn_state, i) {
+		struct drm_encoder *encoder;
+		struct drm_bridge *bridge;
+
+		if (!new_conn_state->best_encoder)
+			continue;
+
+		if (!new_conn_state->crtc->state->active ||
+		    !drm_atomic_crtc_needs_modeset(new_conn_state->crtc->state))
+			continue;
+
+		encoder = new_conn_state->best_encoder;
+
+		drm_dbg_atomic(dev, "pre-enabling bridges [ENCODER:%d:%s]\n",
+			       encoder->base.id, encoder->name);
+
+		/*
+		 * Each encoder has at most one connector (since we always steal
+		 * it away), so we won't call enable hooks twice.
+		 */
+		bridge = drm_bridge_chain_get_first_bridge(encoder);
+		drm_atomic_bridge_chain_pre_enable(bridge, state);
+	}
+}
+
+static void
+crtc_enable(struct drm_device *dev, struct drm_atomic_state *state)
 {
 	struct drm_crtc *crtc;
 	struct drm_crtc_state *old_crtc_state;
 	struct drm_crtc_state *new_crtc_state;
-	struct drm_connector *connector;
-	struct drm_connector_state *new_conn_state;
 	int i;
 
 	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
@@ -1528,6 +1611,14 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
 				funcs->commit(crtc);
 		}
 	}
+}
+
+static void
+encoder_bridge_enable(struct drm_device *dev, struct drm_atomic_state *state)
+{
+	struct drm_connector *connector;
+	struct drm_connector_state *new_conn_state;
+	int i;
 
 	for_each_new_connector_in_state(state, connector, new_conn_state, i) {
 		const struct drm_encoder_helper_funcs *funcs;
@@ -1552,7 +1643,6 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
 		 * it away), so we won't call enable hooks twice.
 		 */
 		bridge = drm_bridge_chain_get_first_bridge(encoder);
-		drm_atomic_bridge_chain_pre_enable(bridge, state);
 
 		if (funcs) {
 			if (funcs->atomic_enable)
@@ -1565,6 +1655,30 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
 
 		drm_atomic_bridge_chain_enable(bridge, state);
 	}
+}
+
+/**
+ * drm_atomic_helper_commit_modeset_enables - modeset commit to enable outputs
+ * @dev: DRM device
+ * @state: atomic state object being committed
+ *
+ * This function enables all the outputs with the new configuration which had to
+ * be turned off for the update.
+ *
+ * For compatibility with legacy CRTC helpers this should be called after
+ * drm_atomic_helper_commit_planes(), which is what the default commit function
+ * does. But drivers with different needs can group the modeset commits together
+ * and do the plane commits at the end. This is useful for drivers doing runtime
+ * PM since planes updates then only happen when the CRTC is actually enabled.
+ */
+void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
+					      struct drm_atomic_state *state)
+{
+	encoder_bridge_pre_enable(dev, state);
+
+	crtc_enable(dev, state);
+
+	encoder_bridge_enable(dev, state);
 
 	drm_atomic_helper_commit_writebacks(dev, state);
 }
diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
index 22aa015df387..d6bf605b4b90 100644
--- a/drivers/gpu/drm/drm_auth.c
+++ b/drivers/gpu/drm/drm_auth.c
@@ -95,7 +95,7 @@ int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv)
 	struct drm_auth *auth = data;
 	int ret = 0;
 
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 	if (!file_priv->magic) {
 		ret = idr_alloc(&file_priv->master->magic_map, file_priv,
 				1, 0, GFP_KERNEL);
@@ -103,7 +103,6 @@ int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv)
 			file_priv->magic = ret;
 	}
 	auth->magic = file_priv->magic;
-	mutex_unlock(&dev->master_mutex);
 
 	drm_dbg_core(dev, "%u\n", auth->magic);
 
@@ -118,13 +117,12 @@ int drm_authmagic(struct drm_device *dev, void *data,
 
 	drm_dbg_core(dev, "%u\n", auth->magic);
 
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 	file = idr_find(&file_priv->master->magic_map, auth->magic);
 	if (file) {
 		file->authenticated = 1;
 		idr_replace(&file_priv->master->magic_map, NULL, auth->magic);
 	}
-	mutex_unlock(&dev->master_mutex);
 
 	return file ? 0 : -EINVAL;
 }
@@ -248,41 +246,33 @@ int drm_setmaster_ioctl(struct drm_device *dev, void *data,
 {
 	int ret;
 
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 
 	ret = drm_master_check_perm(dev, file_priv);
 	if (ret)
-		goto out_unlock;
+		return ret;
 
 	if (drm_is_current_master_locked(file_priv))
-		goto out_unlock;
+		return ret;
 
-	if (dev->master) {
-		ret = -EBUSY;
-		goto out_unlock;
-	}
+	if (dev->master)
+		return -EBUSY;
 
-	if (!file_priv->master) {
-		ret = -EINVAL;
-		goto out_unlock;
-	}
+	if (!file_priv->master)
+		return -EINVAL;
 
-	if (!file_priv->is_master) {
-		ret = drm_new_set_master(dev, file_priv);
-		goto out_unlock;
-	}
+	if (!file_priv->is_master)
+		return drm_new_set_master(dev, file_priv);
 
 	if (file_priv->master->lessor != NULL) {
 		drm_dbg_lease(dev,
 			      "Attempt to set lessee %d as master\n",
 			      file_priv->master->lessee_id);
-		ret = -EINVAL;
-		goto out_unlock;
+		return -EINVAL;
 	}
 
 	drm_set_master(dev, file_priv, false);
-out_unlock:
-	mutex_unlock(&dev->master_mutex);
+
 	return ret;
 }
 
@@ -299,33 +289,27 @@ int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
 {
 	int ret;
 
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 
 	ret = drm_master_check_perm(dev, file_priv);
 	if (ret)
-		goto out_unlock;
+		return ret;
 
-	if (!drm_is_current_master_locked(file_priv)) {
-		ret = -EINVAL;
-		goto out_unlock;
-	}
+	if (!drm_is_current_master_locked(file_priv))
+		return -EINVAL;
 
-	if (!dev->master) {
-		ret = -EINVAL;
-		goto out_unlock;
-	}
+	if (!dev->master)
+		return -EINVAL;
 
 	if (file_priv->master->lessor != NULL) {
 		drm_dbg_lease(dev,
 			      "Attempt to drop lessee %d as master\n",
 			      file_priv->master->lessee_id);
-		ret = -EINVAL;
-		goto out_unlock;
+		return -EINVAL;
 	}
 
 	drm_drop_master(dev, file_priv);
-out_unlock:
-	mutex_unlock(&dev->master_mutex);
+
 	return ret;
 }
 
@@ -337,7 +321,7 @@ int drm_master_open(struct drm_file *file_priv)
 	/* if there is no current master make this fd it, but do not create
 	 * any master object for render clients
 	 */
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 	if (!dev->master) {
 		ret = drm_new_set_master(dev, file_priv);
 	} else {
@@ -345,7 +329,6 @@ int drm_master_open(struct drm_file *file_priv)
 		file_priv->master = drm_master_get(dev->master);
 		spin_unlock(&file_priv->master_lookup_lock);
 	}
-	mutex_unlock(&dev->master_mutex);
 
 	return ret;
 }
@@ -355,7 +338,7 @@ void drm_master_release(struct drm_file *file_priv)
 	struct drm_device *dev = file_priv->minor->dev;
 	struct drm_master *master;
 
-	mutex_lock(&dev->master_mutex);
+	guard(mutex)(&dev->master_mutex);
 	master = file_priv->master;
 	if (file_priv->magic)
 		idr_remove(&file_priv->master->magic_map, file_priv->magic);
@@ -376,7 +359,6 @@ out:
 	/* drop the master reference held by the file priv */
 	if (file_priv->master)
 		drm_master_put(&file_priv->master);
-	mutex_unlock(&dev->master_mutex);
 }
 
 /**
diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
index b4c89ec01998..bf34cc5ab031 100644
--- a/drivers/gpu/drm/drm_bridge.c
+++ b/drivers/gpu/drm/drm_bridge.c
@@ -203,6 +203,8 @@ static void __drm_bridge_free(struct kref *kref)
 {
 	struct drm_bridge *bridge = container_of(kref, struct drm_bridge, refcount);
 
+	if (bridge->funcs->destroy)
+		bridge->funcs->destroy(bridge);
 	kfree(bridge->container);
 }
 
@@ -1392,6 +1394,23 @@ struct drm_bridge *of_drm_find_bridge(struct device_node *np)
 EXPORT_SYMBOL(of_drm_find_bridge);
 #endif
 
+/**
+ * devm_drm_put_bridge - Release a bridge reference obtained via devm
+ * @dev: device that got the bridge via devm
+ * @bridge: pointer to a struct drm_bridge obtained via devm
+ *
+ * Same as drm_bridge_put() for bridge pointers obtained via devm functions
+ * such as devm_drm_bridge_alloc().
+ *
+ * This function is a temporary workaround and MUST NOT be used. Manual
+ * handling of bridge lifetime is inherently unsafe.
+ */
+void devm_drm_put_bridge(struct device *dev, struct drm_bridge *bridge)
+{
+	devm_release_action(dev, drm_bridge_put_void, bridge);
+}
+EXPORT_SYMBOL(devm_drm_put_bridge);
+
 static void drm_bridge_debugfs_show_bridge(struct drm_printer *p,
 					   struct drm_bridge *bridge,
 					   unsigned int idx)
diff --git a/drivers/gpu/drm/drm_client.c b/drivers/gpu/drm/drm_client.c
index f1de7faf9fb4..f7197a07c045 100644
--- a/drivers/gpu/drm/drm_client.c
+++ b/drivers/gpu/drm/drm_client.c
@@ -303,34 +303,17 @@ EXPORT_SYMBOL(drm_client_buffer_vunmap_local);
  * Returns:
  *	0 on success, or a negative errno code otherwise.
  */
-int
-drm_client_buffer_vmap(struct drm_client_buffer *buffer,
-		       struct iosys_map *map_copy)
+int drm_client_buffer_vmap(struct drm_client_buffer *buffer,
+			   struct iosys_map *map_copy)
 {
-	struct drm_gem_object *gem = buffer->gem;
-	struct iosys_map *map = &buffer->map;
 	int ret;
 
-	drm_gem_lock(gem);
-
-	ret = drm_gem_pin_locked(gem);
-	if (ret)
-		goto err_drm_gem_pin_locked;
-	ret = drm_gem_vmap_locked(gem, map);
+	ret = drm_gem_vmap(buffer->gem, &buffer->map);
 	if (ret)
-		goto err_drm_gem_vmap;
-
-	drm_gem_unlock(gem);
-
-	*map_copy = *map;
+		return ret;
+	*map_copy = buffer->map;
 
 	return 0;
-
-err_drm_gem_vmap:
-	drm_gem_unpin_locked(buffer->gem);
-err_drm_gem_pin_locked:
-	drm_gem_unlock(gem);
-	return ret;
 }
 EXPORT_SYMBOL(drm_client_buffer_vmap);
 
@@ -344,13 +327,7 @@ EXPORT_SYMBOL(drm_client_buffer_vmap);
  */
 void drm_client_buffer_vunmap(struct drm_client_buffer *buffer)
 {
-	struct drm_gem_object *gem = buffer->gem;
-	struct iosys_map *map = &buffer->map;
-
-	drm_gem_lock(gem);
-	drm_gem_vunmap_locked(gem, map);
-	drm_gem_unpin_locked(gem);
-	drm_gem_unlock(gem);
+	drm_gem_vunmap(buffer->gem, &buffer->map);
 }
 EXPORT_SYMBOL(drm_client_buffer_vunmap);
 
diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
index 3969dc548cff..5399c111c51f 100644
--- a/drivers/gpu/drm/drm_color_mgmt.c
+++ b/drivers/gpu/drm/drm_color_mgmt.c
@@ -28,6 +28,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_print.h>
+#include <kunit/visibility.h>
 
 #include "drm_crtc_internal.h"
 
@@ -494,6 +495,7 @@ const char *drm_get_color_encoding_name(enum drm_color_encoding encoding)
 
 	return color_encoding_name[encoding];
 }
+EXPORT_SYMBOL_IF_KUNIT(drm_get_color_encoding_name);
 
 /**
  * drm_get_color_range_name - return a string for color range
@@ -509,6 +511,7 @@ const char *drm_get_color_range_name(enum drm_color_range range)
 
 	return color_range_name[range];
 }
+EXPORT_SYMBOL_IF_KUNIT(drm_get_color_range_name);
 
 /**
  * drm_plane_create_color_properties - color encoding related plane properties
@@ -630,3 +633,209 @@ int drm_color_lut_check(const struct drm_property_blob *lut, u32 tests)
 	return 0;
 }
 EXPORT_SYMBOL(drm_color_lut_check);
+
+/*
+ * Gamma-LUT programming
+ */
+
+/**
+ * drm_crtc_load_gamma_888 - Programs gamma ramp for RGB888-like formats
+ * @crtc: The displaying CRTC
+ * @lut: The gamma ramp to program
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs the gamma ramp specified in @lut to hardware. The input gamma
+ * ramp must have 256 entries per color component.
+ */
+void drm_crtc_load_gamma_888(struct drm_crtc *crtc, const struct drm_color_lut *lut,
+			     drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+
+	for (i = 0; i < 256; ++i)
+		set_gamma(crtc, i, lut[i].red, lut[i].green, lut[i].blue);
+}
+EXPORT_SYMBOL(drm_crtc_load_gamma_888);
+
+/**
+ * drm_crtc_load_gamma_565_from_888 - Programs gamma ramp for RGB565-like formats
+ * @crtc: The displaying CRTC
+ * @lut: The gamma ramp to program
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs the gamma ramp specified in @lut to hardware. The input gamma
+ * ramp must have 256 entries per color component. The helper interpolates
+ * the individual color components to reduce the number of entries to 5/6/5.
+ */
+void drm_crtc_load_gamma_565_from_888(struct drm_crtc *crtc, const struct drm_color_lut *lut,
+				      drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+	u16 r, g, b;
+
+	for (i = 0; i < 32; ++i) {
+		r = lut[i * 8 + i / 4].red;
+		g = lut[i * 4 + i / 16].green;
+		b = lut[i * 8 + i / 4].blue;
+		set_gamma(crtc, i, r, g, b);
+	}
+	/* Green has one more bit, so add padding with 0 for red and blue. */
+	for (i = 32; i < 64; ++i) {
+		g = lut[i * 4 + i / 16].green;
+		set_gamma(crtc, i, 0, g, 0);
+	}
+}
+EXPORT_SYMBOL(drm_crtc_load_gamma_565_from_888);
+
+/**
+ * drm_crtc_load_gamma_555_from_888 - Programs gamma ramp for RGB555-like formats
+ * @crtc: The displaying CRTC
+ * @lut: The gamma ramp to program
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs the gamma ramp specified in @lut to hardware. The input gamma
+ * ramp must have 256 entries per color component. The helper interpolates
+ * the individual color components to reduce the number of entries to 5/5/5.
+ */
+void drm_crtc_load_gamma_555_from_888(struct drm_crtc *crtc, const struct drm_color_lut *lut,
+				      drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+	u16 r, g, b;
+
+	for (i = 0; i < 32; ++i) {
+		r = lut[i * 8 + i / 4].red;
+		g = lut[i * 8 + i / 4].green;
+		b = lut[i * 8 + i / 4].blue;
+		set_gamma(crtc, i, r, g, b);
+	}
+}
+EXPORT_SYMBOL(drm_crtc_load_gamma_555_from_888);
+
+static void fill_gamma_888(struct drm_crtc *crtc, unsigned int i, u16 r, u16 g, u16 b,
+			   drm_crtc_set_lut_func set_gamma)
+{
+	r = (r << 8) | r;
+	g = (g << 8) | g;
+	b = (b << 8) | b;
+
+	set_gamma(crtc, i, r, g, b);
+}
+
+/**
+ * drm_crtc_fill_gamma_888 - Programs a default gamma ramp for RGB888-like formats
+ * @crtc: The displaying CRTC
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs a default gamma ramp to hardware.
+ */
+void drm_crtc_fill_gamma_888(struct drm_crtc *crtc, drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+
+	for (i = 0; i < 256; ++i)
+		fill_gamma_888(crtc, i, i, i, i, set_gamma);
+}
+EXPORT_SYMBOL(drm_crtc_fill_gamma_888);
+
+static void fill_gamma_565(struct drm_crtc *crtc, unsigned int i, u16 r, u16 g, u16 b,
+			   drm_crtc_set_lut_func set_gamma)
+{
+	r = (r << 11) | (r << 6) | (r << 1) | (r >> 4);
+	g = (g << 10) | (g << 4) | (g >> 2);
+	b = (b << 11) | (b << 6) | (b << 1) | (b >> 4);
+
+	set_gamma(crtc, i, r, g, b);
+}
+
+/**
+ * drm_crtc_fill_gamma_565 - Programs a default gamma ramp for RGB565-like formats
+ * @crtc: The displaying CRTC
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs a default gamma ramp to hardware.
+ */
+void drm_crtc_fill_gamma_565(struct drm_crtc *crtc, drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+
+	for (i = 0; i < 32; ++i)
+		fill_gamma_565(crtc, i, i, i, i, set_gamma);
+	/* Green has one more bit, so add padding with 0 for red and blue. */
+	for (i = 32; i < 64; ++i)
+		fill_gamma_565(crtc, i, 0, i, 0, set_gamma);
+}
+EXPORT_SYMBOL(drm_crtc_fill_gamma_565);
+
+static void fill_gamma_555(struct drm_crtc *crtc, unsigned int i, u16 r, u16 g, u16 b,
+			   drm_crtc_set_lut_func set_gamma)
+{
+	r = (r << 11) | (r << 6) | (r << 1) | (r >> 4);
+	g = (g << 11) | (g << 6) | (g << 1) | (g >> 4);
+	b = (b << 11) | (b << 6) | (b << 1) | (r >> 4);
+
+	set_gamma(crtc, i, r, g, b);
+}
+
+/**
+ * drm_crtc_fill_gamma_555 - Programs a default gamma ramp for RGB555-like formats
+ * @crtc: The displaying CRTC
+ * @set_gamma: Callback for programming the hardware gamma LUT
+ *
+ * Programs a default gamma ramp to hardware.
+ */
+void drm_crtc_fill_gamma_555(struct drm_crtc *crtc, drm_crtc_set_lut_func set_gamma)
+{
+	unsigned int i;
+
+	for (i = 0; i < 32; ++i)
+		fill_gamma_555(crtc, i, i, i, i, set_gamma);
+}
+EXPORT_SYMBOL(drm_crtc_fill_gamma_555);
+
+/*
+ * Color-LUT programming
+ */
+
+/**
+ * drm_crtc_load_palette_8 - Programs palette for C8-like formats
+ * @crtc: The displaying CRTC
+ * @lut: The palette to program
+ * @set_palette: Callback for programming the hardware palette
+ *
+ * Programs the palette specified in @lut to hardware. The input palette
+ * must have 256 entries per color component.
+ */
+void drm_crtc_load_palette_8(struct drm_crtc *crtc, const struct drm_color_lut *lut,
+			     drm_crtc_set_lut_func set_palette)
+{
+	unsigned int i;
+
+	for (i = 0; i < 256; ++i)
+		set_palette(crtc, i, lut[i].red, lut[i].green, lut[i].blue);
+}
+EXPORT_SYMBOL(drm_crtc_load_palette_8);
+
+static void fill_palette_8(struct drm_crtc *crtc, unsigned int i,
+			   drm_crtc_set_lut_func set_palette)
+{
+	u16 Y = (i << 8) | i; // relative luminance
+
+	set_palette(crtc, i, Y, Y, Y);
+}
+
+/**
+ * drm_crtc_fill_palette_8 - Programs a default palette for C8-like formats
+ * @crtc: The displaying CRTC
+ * @set_palette: Callback for programming the hardware gamma LUT
+ *
+ * Programs a default palette to hardware.
+ */
+void drm_crtc_fill_palette_8(struct drm_crtc *crtc, drm_crtc_set_lut_func set_palette)
+{
+	unsigned int i;
+
+	for (i = 0; i < 256; ++i)
+		fill_palette_8(crtc, i, set_palette);
+}
+EXPORT_SYMBOL(drm_crtc_fill_palette_8);
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 48b08c9611a7..395e1bf006bd 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -279,6 +279,7 @@ static int drm_connector_init_only(struct drm_device *dev,
 	INIT_LIST_HEAD(&connector->probed_modes);
 	INIT_LIST_HEAD(&connector->modes);
 	mutex_init(&connector->mutex);
+	mutex_init(&connector->cec.mutex);
 	mutex_init(&connector->eld_mutex);
 	mutex_init(&connector->edid_override_mutex);
 	mutex_init(&connector->hdmi.infoframes.lock);
@@ -702,6 +703,46 @@ static void drm_mode_remove(struct drm_connector *connector,
 }
 
 /**
+ * drm_connector_cec_phys_addr_invalidate - invalidate CEC physical address
+ * @connector: connector undergoing CEC operation
+ *
+ * Invalidated CEC physical address set for this DRM connector.
+ */
+void drm_connector_cec_phys_addr_invalidate(struct drm_connector *connector)
+{
+	mutex_lock(&connector->cec.mutex);
+
+	if (connector->cec.funcs &&
+	    connector->cec.funcs->phys_addr_invalidate)
+		connector->cec.funcs->phys_addr_invalidate(connector);
+
+	mutex_unlock(&connector->cec.mutex);
+}
+EXPORT_SYMBOL(drm_connector_cec_phys_addr_invalidate);
+
+/**
+ * drm_connector_cec_phys_addr_set - propagate CEC physical address
+ * @connector: connector undergoing CEC operation
+ *
+ * Propagate CEC physical address from the display_info to this DRM connector.
+ */
+void drm_connector_cec_phys_addr_set(struct drm_connector *connector)
+{
+	u16 addr;
+
+	mutex_lock(&connector->cec.mutex);
+
+	addr = connector->display_info.source_physical_address;
+
+	if (connector->cec.funcs &&
+	    connector->cec.funcs->phys_addr_set)
+		connector->cec.funcs->phys_addr_set(connector, addr);
+
+	mutex_unlock(&connector->cec.mutex);
+}
+EXPORT_SYMBOL(drm_connector_cec_phys_addr_set);
+
+/**
  * drm_connector_cleanup - cleans up an initialised connector
  * @connector: connector to cleanup
  *
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
index 3dfd8b34dceb..abceb28b23fc 100644
--- a/drivers/gpu/drm/drm_debugfs.c
+++ b/drivers/gpu/drm/drm_debugfs.c
@@ -77,14 +77,15 @@ static int drm_clients_info(struct seq_file *m, void *data)
 	kuid_t uid;
 
 	seq_printf(m,
-		   "%20s %5s %3s master a %5s %10s %*s\n",
+		   "%20s %5s %3s master a %5s %10s %*s %20s\n",
 		   "command",
 		   "tgid",
 		   "dev",
 		   "uid",
 		   "magic",
 		   DRM_CLIENT_NAME_MAX_LEN,
-		   "name");
+		   "name",
+		   "id");
 
 	/* dev->filelist is sorted youngest first, but we want to present
 	 * oldest first (i.e. kernel, servers, clients), so walk backwardss.
@@ -100,7 +101,7 @@ static int drm_clients_info(struct seq_file *m, void *data)
 		pid = rcu_dereference(priv->pid);
 		task = pid_task(pid, PIDTYPE_TGID);
 		uid = task ? __task_cred(task)->euid : GLOBAL_ROOT_UID;
-		seq_printf(m, "%20s %5d %3d   %c    %c %5d %10u %*s\n",
+		seq_printf(m, "%20s %5d %3d   %c    %c %5d %10u %*s %20llu\n",
 			   task ? task->comm : "<unknown>",
 			   pid_vnr(pid),
 			   priv->minor->index,
@@ -109,7 +110,8 @@ static int drm_clients_info(struct seq_file *m, void *data)
 			   from_kuid_munged(seq_user_ns(m), uid),
 			   priv->magic,
 			   DRM_CLIENT_NAME_MAX_LEN,
-			   priv->client_name ? priv->client_name : "<unset>");
+			   priv->client_name ? priv->client_name : "<unset>",
+			   priv->client_id);
 		rcu_read_unlock();
 		mutex_unlock(&priv->client_name_lock);
 	}
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c
index 246cf845e2c9..818630ba6e0d 100644
--- a/drivers/gpu/drm/drm_file.c
+++ b/drivers/gpu/drm/drm_file.c
@@ -1017,8 +1017,10 @@ void drm_file_err(struct drm_file *file_priv, const char *fmt, ...)
 	pid = rcu_dereference(file_priv->pid);
 	task = pid_task(pid, PIDTYPE_TGID);
 
-	drm_err(dev, "comm: %s pid: %d client: %s ... %pV", task ? task->comm : "Unset",
-		task ? task->pid : 0, file_priv->client_name ?: "Unset", &vaf);
+	drm_err(dev, "comm: %s pid: %d client-id:%llu client: %s ... %pV",
+		task ? task->comm : "Unset",
+		task ? task->pid : 0, file_priv->client_id,
+		file_priv->client_name ?: "Unset", &vaf);
 
 	va_end(args);
 	rcu_read_unlock();
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index 3a94ca211f9c..55ddd99fd7f6 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -346,6 +346,33 @@ const struct drm_format_info *__drm_format_info(u32 format)
 		{ .format = DRM_FORMAT_P030,            .depth = 0,  .num_planes = 2,
 		  .char_per_block = { 4, 8, 0 }, .block_w = { 3, 3, 0 }, .block_h = { 1, 1, 0 },
 		  .hsub = 2, .vsub = 2, .is_yuv = true},
+		{ .format = DRM_FORMAT_S010,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 2, .is_yuv = true},
+		{ .format = DRM_FORMAT_S210,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 1, .is_yuv = true},
+		{ .format = DRM_FORMAT_S410,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 1, .vsub = 1, .is_yuv = true},
+		{ .format = DRM_FORMAT_S012,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 2, .is_yuv = true},
+		{ .format = DRM_FORMAT_S212,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 1, .is_yuv = true},
+		{ .format = DRM_FORMAT_S412,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 1, .vsub = 1, .is_yuv = true},
+		{ .format = DRM_FORMAT_S016,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 2, .is_yuv = true},
+		{ .format = DRM_FORMAT_S216,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 2, .vsub = 1, .is_yuv = true},
+		{ .format = DRM_FORMAT_S416,            .depth = 0,  .num_planes = 3,
+		  .char_per_block = { 2, 2, 2 }, .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 },
+		  .hsub = 1, .vsub = 1, .is_yuv = true},
 	};
 
 	unsigned int i;
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 1e659d2660f7..a0a3b6baa569 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -1184,38 +1184,6 @@ void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
 		obj->funcs->print_info(p, indent, obj);
 }
 
-int drm_gem_pin_locked(struct drm_gem_object *obj)
-{
-	if (obj->funcs->pin)
-		return obj->funcs->pin(obj);
-
-	return 0;
-}
-
-void drm_gem_unpin_locked(struct drm_gem_object *obj)
-{
-	if (obj->funcs->unpin)
-		obj->funcs->unpin(obj);
-}
-
-int drm_gem_pin(struct drm_gem_object *obj)
-{
-	int ret;
-
-	dma_resv_lock(obj->resv, NULL);
-	ret = drm_gem_pin_locked(obj);
-	dma_resv_unlock(obj->resv);
-
-	return ret;
-}
-
-void drm_gem_unpin(struct drm_gem_object *obj)
-{
-	dma_resv_lock(obj->resv, NULL);
-	drm_gem_unpin_locked(obj);
-	dma_resv_unlock(obj->resv);
-}
-
 int drm_gem_vmap_locked(struct drm_gem_object *obj, struct iosys_map *map)
 {
 	int ret;
diff --git a/drivers/gpu/drm/drm_gem_framebuffer_helper.c b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
index 6f72e7a0f427..baf99a68bdb5 100644
--- a/drivers/gpu/drm/drm_gem_framebuffer_helper.c
+++ b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
@@ -607,8 +607,11 @@ int drm_gem_fb_afbc_init(struct drm_device *dev,
 	if (ret < 0)
 		return ret;
 
-	if (objs[0]->size < afbc_fb->afbc_size)
+	if (objs[0]->size < afbc_fb->afbc_size) {
+		drm_dbg_kms(dev, "GEM object size (%zu) smaller than minimum afbc size (%u)\n",
+			    objs[0]->size, afbc_fb->afbc_size);
 		return -EINVAL;
+	}
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
index aa43265f4f4f..8ac0b1fa5287 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -348,6 +348,8 @@ int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
 	struct drm_gem_object *obj = &shmem->base;
 	int ret = 0;
 
+	dma_resv_assert_held(obj->resv);
+
 	if (drm_gem_is_imported(obj)) {
 		ret = dma_buf_vmap(obj->dma_buf, map);
 	} else {
@@ -408,6 +410,8 @@ void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
 {
 	struct drm_gem_object *obj = &shmem->base;
 
+	dma_resv_assert_held(obj->resv);
+
 	if (drm_gem_is_imported(obj)) {
 		dma_buf_vunmap(obj->dma_buf, map);
 	} else {
@@ -800,6 +804,63 @@ drm_gem_shmem_prime_import_sg_table(struct drm_device *dev,
 }
 EXPORT_SYMBOL_GPL(drm_gem_shmem_prime_import_sg_table);
 
+/**
+ * drm_gem_shmem_prime_import_no_map - Import dmabuf without mapping its sg_table
+ * @dev: Device to import into
+ * @dma_buf: dma-buf object to import
+ *
+ * Drivers that use the shmem helpers but also wants to import dmabuf without
+ * mapping its sg_table can use this as their &drm_driver.gem_prime_import
+ * implementation.
+ */
+struct drm_gem_object *drm_gem_shmem_prime_import_no_map(struct drm_device *dev,
+							 struct dma_buf *dma_buf)
+{
+	struct dma_buf_attachment *attach;
+	struct drm_gem_shmem_object *shmem;
+	struct drm_gem_object *obj;
+	size_t size;
+	int ret;
+
+	if (drm_gem_is_prime_exported_dma_buf(dev, dma_buf)) {
+		/*
+		 * Importing dmabuf exported from our own gem increases
+		 * refcount on gem itself instead of f_count of dmabuf.
+		 */
+		obj = dma_buf->priv;
+		drm_gem_object_get(obj);
+		return obj;
+	}
+
+	attach = dma_buf_attach(dma_buf, dev->dev);
+	if (IS_ERR(attach))
+		return ERR_CAST(attach);
+
+	get_dma_buf(dma_buf);
+
+	size = PAGE_ALIGN(attach->dmabuf->size);
+
+	shmem = __drm_gem_shmem_create(dev, size, true, NULL);
+	if (IS_ERR(shmem)) {
+		ret = PTR_ERR(shmem);
+		goto fail_detach;
+	}
+
+	drm_dbg_prime(dev, "size = %zu\n", size);
+
+	shmem->base.import_attach = attach;
+	shmem->base.resv = dma_buf->resv;
+
+	return &shmem->base;
+
+fail_detach:
+	dma_buf_detach(dma_buf, attach);
+	dma_buf_put(dma_buf);
+
+	return ERR_PTR(ret);
+}
+EXPORT_SYMBOL_GPL(drm_gem_shmem_prime_import_no_map);
+
 MODULE_DESCRIPTION("DRM SHMEM memory-management helpers");
 MODULE_IMPORT_NS("DMA_BUF");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 22b1fe9c03b8..ead50fef5e7d 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -88,11 +88,6 @@ static const struct drm_gem_object_funcs drm_gem_vram_object_funcs;
  * drmm_vram_helper_init() is a managed interface that installs a
  * clean-up handler to run during the DRM device's release.
  *
- * For drawing or scanout operations, rsp. buffer objects have to be pinned
- * in video RAM. Call drm_gem_vram_pin() with &DRM_GEM_VRAM_PL_FLAG_VRAM or
- * &DRM_GEM_VRAM_PL_FLAG_SYSTEM to pin a buffer object in video RAM or system
- * memory. Call drm_gem_vram_unpin() to release the pinned object afterwards.
- *
  * A buffer object that is pinned in video RAM has a fixed address within that
  * memory region. Call drm_gem_vram_offset() to retrieve this value. Typically
  * it's used to program the hardware's scanout engine for framebuffers, set
@@ -299,30 +294,7 @@ out:
 	return 0;
 }
 
-/**
- * drm_gem_vram_pin() - Pins a GEM VRAM object in a region.
- * @gbo:	the GEM VRAM object
- * @pl_flag:	a bitmask of possible memory regions
- *
- * Pinning a buffer object ensures that it is not evicted from
- * a memory region. A pinned buffer object has to be unpinned before
- * it can be pinned to another region. If the pl_flag argument is 0,
- * the buffer is pinned at its current location (video RAM or system
- * memory).
- *
- * Small buffer objects, such as cursor images, can lead to memory
- * fragmentation if they are pinned in the middle of video RAM. This
- * is especially a problem on devices with only a small amount of
- * video RAM. Fragmentation can prevent the primary framebuffer from
- * fitting in, even though there's enough memory overall. The modifier
- * DRM_GEM_VRAM_PL_FLAG_TOPDOWN marks the buffer object to be pinned
- * at the high end of the memory region to avoid fragmentation.
- *
- * Returns:
- * 0 on success, or
- * a negative error code otherwise.
- */
-int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag)
+static int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag)
 {
 	int ret;
 
@@ -334,7 +306,6 @@ int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag)
 
 	return ret;
 }
-EXPORT_SYMBOL(drm_gem_vram_pin);
 
 static void drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo)
 {
@@ -343,15 +314,7 @@ static void drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo)
 	ttm_bo_unpin(&gbo->bo);
 }
 
-/**
- * drm_gem_vram_unpin() - Unpins a GEM VRAM object
- * @gbo:	the GEM VRAM object
- *
- * Returns:
- * 0 on success, or
- * a negative error code otherwise.
- */
-int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo)
+static int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo)
 {
 	int ret;
 
@@ -364,7 +327,6 @@ int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo)
 
 	return 0;
 }
-EXPORT_SYMBOL(drm_gem_vram_unpin);
 
 /**
  * drm_gem_vram_vmap() - Pins and maps a GEM VRAM object into kernel address
@@ -690,41 +652,6 @@ EXPORT_SYMBOL(drm_gem_vram_plane_helper_cleanup_fb);
  */
 
 /**
- * drm_gem_vram_object_pin() - Implements &struct drm_gem_object_funcs.pin
- * @gem:	The GEM object to pin
- *
- * Returns:
- * 0 on success, or
- * a negative errno code otherwise.
- */
-static int drm_gem_vram_object_pin(struct drm_gem_object *gem)
-{
-	struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem);
-
-	/*
-	 * Fbdev console emulation is the use case of these PRIME
-	 * helpers. This may involve updating a hardware buffer from
-	 * a shadow FB. We pin the buffer to it's current location
-	 * (either video RAM or system memory) to prevent it from
-	 * being relocated during the update operation. If you require
-	 * the buffer to be pinned to VRAM, implement a callback that
-	 * sets the flags accordingly.
-	 */
-	return drm_gem_vram_pin_locked(gbo, 0);
-}
-
-/**
- * drm_gem_vram_object_unpin() - Implements &struct drm_gem_object_funcs.unpin
- * @gem:	The GEM object to unpin
- */
-static void drm_gem_vram_object_unpin(struct drm_gem_object *gem)
-{
-	struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem);
-
-	drm_gem_vram_unpin_locked(gbo);
-}
-
-/**
  * drm_gem_vram_object_vmap() -
  *	Implements &struct drm_gem_object_funcs.vmap
  * @gem: The GEM object to map
@@ -762,8 +689,6 @@ static void drm_gem_vram_object_vunmap(struct drm_gem_object *gem,
 
 static const struct drm_gem_object_funcs drm_gem_vram_object_funcs = {
 	.free	= drm_gem_vram_object_free,
-	.pin	= drm_gem_vram_object_pin,
-	.unpin	= drm_gem_vram_object_unpin,
 	.vmap	= drm_gem_vram_object_vmap,
 	.vunmap	= drm_gem_vram_object_vunmap,
 	.mmap   = drm_gem_ttm_mmap,
diff --git a/drivers/gpu/drm/drm_internal.h b/drivers/gpu/drm/drm_internal.h
index e44f28fd81d3..442eb31351dd 100644
--- a/drivers/gpu/drm/drm_internal.h
+++ b/drivers/gpu/drm/drm_internal.h
@@ -175,10 +175,6 @@ void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
 			const struct drm_gem_object *obj);
 
-int drm_gem_pin_locked(struct drm_gem_object *obj);
-void drm_gem_unpin_locked(struct drm_gem_object *obj);
-int drm_gem_pin(struct drm_gem_object *obj);
-void drm_gem_unpin(struct drm_gem_object *obj);
 int drm_gem_vmap_locked(struct drm_gem_object *obj, struct iosys_map *map);
 void drm_gem_vunmap_locked(struct drm_gem_object *obj, struct iosys_map *map);
 
diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c
index 650de4da0853..805b4151ccef 100644
--- a/drivers/gpu/drm/drm_panel.c
+++ b/drivers/gpu/drm/drm_panel.c
@@ -473,13 +473,51 @@ int of_drm_get_panel_orientation(const struct device_node *np,
 EXPORT_SYMBOL(of_drm_get_panel_orientation);
 #endif
 
+/* Find panel by fwnode. This should be identical to of_drm_find_panel(). */
+static struct drm_panel *find_panel_by_fwnode(const struct fwnode_handle *fwnode)
+{
+	struct drm_panel *panel;
+
+	if (!fwnode_device_is_available(fwnode))
+		return ERR_PTR(-ENODEV);
+
+	mutex_lock(&panel_lock);
+
+	list_for_each_entry(panel, &panel_list, list) {
+		if (dev_fwnode(panel->dev) == fwnode) {
+			mutex_unlock(&panel_lock);
+			return panel;
+		}
+	}
+
+	mutex_unlock(&panel_lock);
+
+	return ERR_PTR(-EPROBE_DEFER);
+}
+
+/* Find panel by follower device */
+static struct drm_panel *find_panel_by_dev(struct device *follower_dev)
+{
+	struct fwnode_handle *fwnode;
+	struct drm_panel *panel;
+
+	fwnode = fwnode_find_reference(dev_fwnode(follower_dev), "panel", 0);
+	if (IS_ERR(fwnode))
+		return ERR_PTR(-ENODEV);
+
+	panel = find_panel_by_fwnode(fwnode);
+	fwnode_handle_put(fwnode);
+
+	return panel;
+}
+
 /**
  * drm_is_panel_follower() - Check if the device is a panel follower
  * @dev: The 'struct device' to check
  *
  * This checks to see if a device needs to be power sequenced together with
  * a panel using the panel follower API.
- * At the moment panels can only be followed on device tree enabled systems.
+ *
  * The "panel" property of the follower points to the panel to be followed.
  *
  * Return: true if we should be power sequenced with a panel; false otherwise.
@@ -491,7 +529,7 @@ bool drm_is_panel_follower(struct device *dev)
 	 * don't bother trying to parse it here. We just need to know if the
 	 * property is there.
 	 */
-	return of_property_present(dev->of_node, "panel");
+	return device_property_present(dev, "panel");
 }
 EXPORT_SYMBOL(drm_is_panel_follower);
 
@@ -508,7 +546,6 @@ EXPORT_SYMBOL(drm_is_panel_follower);
  * If a follower is added to a panel that's already been turned on, the
  * follower's prepare callback is called right away.
  *
- * At the moment panels can only be followed on device tree enabled systems.
  * The "panel" property of the follower points to the panel to be followed.
  *
  * Return: 0 or an error code. Note that -ENODEV means that we detected that
@@ -518,16 +555,10 @@ EXPORT_SYMBOL(drm_is_panel_follower);
 int drm_panel_add_follower(struct device *follower_dev,
 			   struct drm_panel_follower *follower)
 {
-	struct device_node *panel_np;
 	struct drm_panel *panel;
 	int ret;
 
-	panel_np = of_parse_phandle(follower_dev->of_node, "panel", 0);
-	if (!panel_np)
-		return -ENODEV;
-
-	panel = of_drm_find_panel(panel_np);
-	of_node_put(panel_np);
+	panel = find_panel_by_dev(follower_dev);
 	if (IS_ERR(panel))
 		return PTR_ERR(panel);
 
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index d828502268b8..b703f83874e1 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -599,6 +599,7 @@ int drm_gem_map_attach(struct dma_buf *dma_buf,
 		       struct dma_buf_attachment *attach)
 {
 	struct drm_gem_object *obj = dma_buf->priv;
+	int ret;
 
 	/*
 	 * drm_gem_map_dma_buf() requires obj->get_sg_table(), but drivers
@@ -608,7 +609,16 @@ int drm_gem_map_attach(struct dma_buf *dma_buf,
 	    !obj->funcs->get_sg_table)
 		return -ENOSYS;
 
-	return drm_gem_pin(obj);
+	if (!obj->funcs->pin)
+		return 0;
+
+	ret = dma_resv_lock(obj->resv, NULL);
+	if (ret)
+		return ret;
+	ret = obj->funcs->pin(obj);
+	dma_resv_unlock(obj->resv);
+
+	return ret;
 }
 EXPORT_SYMBOL(drm_gem_map_attach);
 
@@ -625,8 +635,16 @@ void drm_gem_map_detach(struct dma_buf *dma_buf,
 			struct dma_buf_attachment *attach)
 {
 	struct drm_gem_object *obj = dma_buf->priv;
+	int ret;
+
+	if (!obj->funcs->unpin)
+		return;
 
-	drm_gem_unpin(obj);
+	ret = dma_resv_lock(obj->resv, NULL);
+	if (drm_WARN_ON(obj->dev, ret))
+		return;
+	obj->funcs->unpin(obj);
+	dma_resv_unlock(obj->resv);
 }
 EXPORT_SYMBOL(drm_gem_map_detach);
 
@@ -910,6 +928,26 @@ struct dma_buf *drm_gem_prime_export(struct drm_gem_object *obj,
 }
 EXPORT_SYMBOL(drm_gem_prime_export);
 
+
+/**
+ * drm_gem_is_prime_exported_dma_buf -
+ * checks if the DMA-BUF was exported from a GEM object belonging to @dev.
+ * @dev: drm_device to check against
+ * @dma_buf: dma-buf object to import
+ *
+ * Return: true if the DMA-BUF was exported from a GEM object belonging
+ * to @dev, false otherwise.
+ */
+
+bool drm_gem_is_prime_exported_dma_buf(struct drm_device *dev,
+				       struct dma_buf *dma_buf)
+{
+	struct drm_gem_object *obj = dma_buf->priv;
+
+	return (dma_buf->ops == &drm_gem_prime_dmabuf_ops) && (obj->dev == dev);
+}
+EXPORT_SYMBOL(drm_gem_is_prime_exported_dma_buf);
+
 /**
  * drm_gem_prime_import_dev - core implementation of the import callback
  * @dev: drm_device to import into
@@ -933,16 +971,14 @@ struct drm_gem_object *drm_gem_prime_import_dev(struct drm_device *dev,
 	struct drm_gem_object *obj;
 	int ret;
 
-	if (dma_buf->ops == &drm_gem_prime_dmabuf_ops) {
+	if (drm_gem_is_prime_exported_dma_buf(dev, dma_buf)) {
+		/*
+		 * Importing dmabuf exported from our own gem increases
+		 * refcount on gem itself instead of f_count of dmabuf.
+		 */
 		obj = dma_buf->priv;
-		if (obj->dev == dev) {
-			/*
-			 * Importing dmabuf exported from our own gem increases
-			 * refcount on gem itself instead of f_count of dmabuf.
-			 */
-			drm_gem_object_get(obj);
-			return obj;
-		}
+		drm_gem_object_get(obj);
+		return obj;
 	}
 
 	if (!dev->driver->gem_prime_import_sg_table)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
index 3c0a5c3e0e3d..76c742328edb 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
@@ -534,7 +534,7 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data,
 
 	ret = drm_sched_job_init(&submit->sched_job,
 				 &ctx->sched_entity[args->pipe],
-				 1, submit->ctx);
+				 1, submit->ctx, file->client_id);
 	if (ret)
 		goto err_submit_put;
 
diff --git a/drivers/gpu/drm/hyperv/hyperv_drm.h b/drivers/gpu/drm/hyperv/hyperv_drm.h
index d2d8582b36df..9e776112c03e 100644
--- a/drivers/gpu/drm/hyperv/hyperv_drm.h
+++ b/drivers/gpu/drm/hyperv/hyperv_drm.h
@@ -11,7 +11,9 @@
 struct hyperv_drm_device {
 	/* drm */
 	struct drm_device dev;
-	struct drm_simple_display_pipe pipe;
+	struct drm_plane plane;
+	struct drm_crtc crtc;
+	struct drm_encoder encoder;
 	struct drm_connector connector;
 
 	/* mode */
diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_modeset.c b/drivers/gpu/drm/hyperv/hyperv_drm_modeset.c
index 6c6b57298797..945b9482bcb3 100644
--- a/drivers/gpu/drm/hyperv/hyperv_drm_modeset.c
+++ b/drivers/gpu/drm/hyperv/hyperv_drm_modeset.c
@@ -5,6 +5,8 @@
 
 #include <linux/hyperv.h>
 
+#include <drm/drm_atomic.h>
+#include <drm/drm_crtc_helper.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_edid.h>
@@ -15,7 +17,8 @@
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_gem_shmem_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_simple_kms_helper.h>
+#include <drm/drm_panic.h>
+#include <drm/drm_plane.h>
 
 #include "hyperv_drm.h"
 
@@ -38,18 +41,6 @@ static int hyperv_blit_to_vram_rect(struct drm_framebuffer *fb,
 	return 0;
 }
 
-static int hyperv_blit_to_vram_fullscreen(struct drm_framebuffer *fb,
-					  const struct iosys_map *map)
-{
-	struct drm_rect fullscreen = {
-		.x1 = 0,
-		.x2 = fb->width,
-		.y1 = 0,
-		.y2 = fb->height,
-	};
-	return hyperv_blit_to_vram_rect(fb, map, &fullscreen);
-}
-
 static int hyperv_connector_get_modes(struct drm_connector *connector)
 {
 	struct hyperv_drm_device *hv = to_hv(connector->dev);
@@ -98,30 +89,66 @@ static int hyperv_check_size(struct hyperv_drm_device *hv, int w, int h,
 	return 0;
 }
 
-static void hyperv_pipe_enable(struct drm_simple_display_pipe *pipe,
-			       struct drm_crtc_state *crtc_state,
-			       struct drm_plane_state *plane_state)
+static const uint32_t hyperv_formats[] = {
+	DRM_FORMAT_XRGB8888,
+};
+
+static const uint64_t hyperv_modifiers[] = {
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID
+};
+
+static void hyperv_crtc_helper_atomic_enable(struct drm_crtc *crtc,
+					     struct drm_atomic_state *state)
 {
-	struct hyperv_drm_device *hv = to_hv(pipe->crtc.dev);
-	struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state);
+	struct hyperv_drm_device *hv = to_hv(crtc->dev);
+	struct drm_plane *plane = &hv->plane;
+	struct drm_plane_state *plane_state = plane->state;
+	struct drm_crtc_state *crtc_state = crtc->state;
 
 	hyperv_hide_hw_ptr(hv->hdev);
 	hyperv_update_situation(hv->hdev, 1,  hv->screen_depth,
 				crtc_state->mode.hdisplay,
 				crtc_state->mode.vdisplay,
 				plane_state->fb->pitches[0]);
-	hyperv_blit_to_vram_fullscreen(plane_state->fb, &shadow_plane_state->data[0]);
 }
 
-static int hyperv_pipe_check(struct drm_simple_display_pipe *pipe,
-			     struct drm_plane_state *plane_state,
-			     struct drm_crtc_state *crtc_state)
+static const struct drm_crtc_helper_funcs hyperv_crtc_helper_funcs = {
+	.atomic_check = drm_crtc_helper_atomic_check,
+	.atomic_enable = hyperv_crtc_helper_atomic_enable,
+};
+
+static const struct drm_crtc_funcs hyperv_crtc_funcs = {
+	.reset = drm_atomic_helper_crtc_reset,
+	.destroy = drm_crtc_cleanup,
+	.set_config = drm_atomic_helper_set_config,
+	.page_flip = drm_atomic_helper_page_flip,
+	.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
+};
+
+static int hyperv_plane_atomic_check(struct drm_plane *plane,
+				     struct drm_atomic_state *state)
 {
-	struct hyperv_drm_device *hv = to_hv(pipe->crtc.dev);
+	struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane);
+	struct hyperv_drm_device *hv = to_hv(plane->dev);
 	struct drm_framebuffer *fb = plane_state->fb;
+	struct drm_crtc *crtc = plane_state->crtc;
+	struct drm_crtc_state *crtc_state = NULL;
+	int ret;
 
-	if (fb->format->format != DRM_FORMAT_XRGB8888)
-		return -EINVAL;
+	if (crtc)
+		crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
+
+	ret = drm_atomic_helper_check_plane_state(plane_state, crtc_state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  false, false);
+	if (ret)
+		return ret;
+
+	if (!plane_state->visible)
+		return 0;
 
 	if (fb->pitches[0] * fb->height > hv->fb_size) {
 		drm_err(&hv->dev, "fb size requested by %s for %dX%d (pitch %d) greater than %ld\n",
@@ -132,53 +159,120 @@ static int hyperv_pipe_check(struct drm_simple_display_pipe *pipe,
 	return 0;
 }
 
-static void hyperv_pipe_update(struct drm_simple_display_pipe *pipe,
-			       struct drm_plane_state *old_state)
+static void hyperv_plane_atomic_update(struct drm_plane *plane,
+				       struct drm_atomic_state *state)
 {
-	struct hyperv_drm_device *hv = to_hv(pipe->crtc.dev);
-	struct drm_plane_state *state = pipe->plane.state;
-	struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(state);
-	struct drm_rect rect;
+	struct hyperv_drm_device *hv = to_hv(plane->dev);
+	struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state, plane);
+	struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, plane);
+	struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(new_state);
+	struct drm_rect damage;
+	struct drm_rect dst_clip;
+	struct drm_atomic_helper_damage_iter iter;
+
+	drm_atomic_helper_damage_iter_init(&iter, old_state, new_state);
+	drm_atomic_for_each_plane_damage(&iter, &damage) {
+		dst_clip = new_state->dst;
+
+		if (!drm_rect_intersect(&dst_clip, &damage))
+			continue;
+
+		hyperv_blit_to_vram_rect(new_state->fb, &shadow_plane_state->data[0], &damage);
+		hyperv_update_dirt(hv->hdev, &damage);
+	}
+}
 
-	if (drm_atomic_helper_damage_merged(old_state, state, &rect)) {
-		hyperv_blit_to_vram_rect(state->fb, &shadow_plane_state->data[0], &rect);
-		hyperv_update_dirt(hv->hdev, &rect);
+static int hyperv_plane_get_scanout_buffer(struct drm_plane *plane,
+					   struct drm_scanout_buffer *sb)
+{
+	struct hyperv_drm_device *hv = to_hv(plane->dev);
+	struct iosys_map map = IOSYS_MAP_INIT_VADDR_IOMEM(hv->vram);
+
+	if (plane->state && plane->state->fb) {
+		sb->format = plane->state->fb->format;
+		sb->width = plane->state->fb->width;
+		sb->height = plane->state->fb->height;
+		sb->pitch[0] = plane->state->fb->pitches[0];
+		sb->map[0] = map;
+		return 0;
 	}
+	return -ENODEV;
 }
 
-static const struct drm_simple_display_pipe_funcs hyperv_pipe_funcs = {
-	.enable	= hyperv_pipe_enable,
-	.check = hyperv_pipe_check,
-	.update	= hyperv_pipe_update,
-	DRM_GEM_SIMPLE_DISPLAY_PIPE_SHADOW_PLANE_FUNCS,
+static void hyperv_plane_panic_flush(struct drm_plane *plane)
+{
+	struct hyperv_drm_device *hv = to_hv(plane->dev);
+	struct drm_rect rect;
+
+	if (!plane->state || !plane->state->fb)
+		return;
+
+	rect.x1 = 0;
+	rect.y1 = 0;
+	rect.x2 = plane->state->fb->width;
+	rect.y2 = plane->state->fb->height;
+
+	hyperv_update_dirt(hv->hdev, &rect);
+}
+
+static const struct drm_plane_helper_funcs hyperv_plane_helper_funcs = {
+	DRM_GEM_SHADOW_PLANE_HELPER_FUNCS,
+	.atomic_check = hyperv_plane_atomic_check,
+	.atomic_update = hyperv_plane_atomic_update,
+	.get_scanout_buffer = hyperv_plane_get_scanout_buffer,
+	.panic_flush = hyperv_plane_panic_flush,
 };
 
-static const uint32_t hyperv_formats[] = {
-	DRM_FORMAT_XRGB8888,
+static const struct drm_plane_funcs hyperv_plane_funcs = {
+	.update_plane		= drm_atomic_helper_update_plane,
+	.disable_plane		= drm_atomic_helper_disable_plane,
+	.destroy		= drm_plane_cleanup,
+	DRM_GEM_SHADOW_PLANE_FUNCS,
 };
 
-static const uint64_t hyperv_modifiers[] = {
-	DRM_FORMAT_MOD_LINEAR,
-	DRM_FORMAT_MOD_INVALID
+static const struct drm_encoder_funcs hyperv_drm_simple_encoder_funcs_cleanup = {
+	.destroy = drm_encoder_cleanup,
 };
 
 static inline int hyperv_pipe_init(struct hyperv_drm_device *hv)
 {
+	struct drm_device *dev = &hv->dev;
+	struct drm_encoder *encoder = &hv->encoder;
+	struct drm_plane *plane = &hv->plane;
+	struct drm_crtc *crtc = &hv->crtc;
+	struct drm_connector *connector = &hv->connector;
 	int ret;
 
-	ret = drm_simple_display_pipe_init(&hv->dev,
-					   &hv->pipe,
-					   &hyperv_pipe_funcs,
-					   hyperv_formats,
-					   ARRAY_SIZE(hyperv_formats),
-					   hyperv_modifiers,
-					   &hv->connector);
+	ret = drm_universal_plane_init(dev, plane, 0,
+				       &hyperv_plane_funcs,
+				       hyperv_formats, ARRAY_SIZE(hyperv_formats),
+				       hyperv_modifiers,
+				       DRM_PLANE_TYPE_PRIMARY, NULL);
 	if (ret)
 		return ret;
+	drm_plane_helper_add(plane, &hyperv_plane_helper_funcs);
+	drm_plane_enable_fb_damage_clips(plane);
 
-	drm_plane_enable_fb_damage_clips(&hv->pipe.plane);
+	ret = drm_crtc_init_with_planes(dev, crtc, plane, NULL,
+					&hyperv_crtc_funcs, NULL);
+	if (ret)
+		return ret;
+	drm_crtc_helper_add(crtc, &hyperv_crtc_helper_funcs);
 
-	return 0;
+	encoder->possible_crtcs = drm_crtc_mask(crtc);
+	ret = drm_encoder_init(dev, encoder,
+			       &hyperv_drm_simple_encoder_funcs_cleanup,
+			       DRM_MODE_ENCODER_NONE, NULL);
+	if (ret)
+		return ret;
+
+	ret = hyperv_conn_init(hv);
+	if (ret) {
+		drm_err(dev, "Failed to initialized connector.\n");
+		return ret;
+	}
+
+	return drm_connector_attach_encoder(connector, encoder);
 }
 
 static enum drm_mode_status
@@ -221,12 +315,6 @@ int hyperv_mode_config_init(struct hyperv_drm_device *hv)
 
 	dev->mode_config.funcs = &hyperv_mode_config_funcs;
 
-	ret = hyperv_conn_init(hv);
-	if (ret) {
-		drm_err(dev, "Failed to initialized connector.\n");
-		return ret;
-	}
-
 	ret = hyperv_pipe_init(hv);
 	if (ret) {
 		drm_err(dev, "Failed to initialized pipe.\n");
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index ca7033251e91..aa566ad3f5cd 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1276,6 +1276,8 @@ static void gen11_dsi_enable(struct intel_atomic_state *state,
 	intel_backlight_enable(crtc_state, conn_state);
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON);
 
+	intel_panel_prepare(crtc_state, conn_state);
+
 	intel_crtc_vblank_on(crtc_state);
 }
 
@@ -1409,6 +1411,8 @@ static void gen11_dsi_disable(struct intel_atomic_state *state,
 {
 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
 
+	intel_panel_unprepare(old_conn_state);
+
 	/* step1: turn off backlight */
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF);
 	intel_backlight_disable(old_conn_state);
diff --git a/drivers/gpu/drm/i915/display/intel_connector.c b/drivers/gpu/drm/i915/display/intel_connector.c
index 6c81c9f2fd09..18f3a1d26662 100644
--- a/drivers/gpu/drm/i915/display/intel_connector.c
+++ b/drivers/gpu/drm/i915/display/intel_connector.c
@@ -32,7 +32,6 @@
 
 #include "i915_drv.h"
 #include "i915_utils.h"
-#include "intel_backlight.h"
 #include "intel_connector.h"
 #include "intel_display_core.h"
 #include "intel_display_debugfs.h"
@@ -153,36 +152,36 @@ void intel_connector_destroy(struct drm_connector *connector)
 	kfree(connector);
 }
 
-int intel_connector_register(struct drm_connector *connector)
+int intel_connector_register(struct drm_connector *_connector)
 {
-	struct intel_connector *intel_connector = to_intel_connector(connector);
-	struct drm_i915_private *i915 = to_i915(connector->dev);
+	struct intel_connector *connector = to_intel_connector(_connector);
+	struct drm_i915_private *i915 = to_i915(_connector->dev);
 	int ret;
 
-	ret = intel_backlight_device_register(intel_connector);
+	ret = intel_panel_register(connector);
 	if (ret)
 		goto err;
 
 	if (i915_inject_probe_failure(i915)) {
 		ret = -EFAULT;
-		goto err_backlight;
+		goto err_panel;
 	}
 
-	intel_connector_debugfs_add(intel_connector);
+	intel_connector_debugfs_add(connector);
 
 	return 0;
 
-err_backlight:
-	intel_backlight_device_unregister(intel_connector);
+err_panel:
+	intel_panel_unregister(connector);
 err:
 	return ret;
 }
 
-void intel_connector_unregister(struct drm_connector *connector)
+void intel_connector_unregister(struct drm_connector *_connector)
 {
-	struct intel_connector *intel_connector = to_intel_connector(connector);
+	struct intel_connector *connector = to_intel_connector(_connector);
 
-	intel_backlight_device_unregister(intel_connector);
+	intel_panel_unregister(connector);
 }
 
 void intel_connector_attach_encoder(struct intel_connector *connector,
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index d6d0440dcee9..79c328d49ef0 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -37,6 +37,7 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_encoder.h>
 #include <drm/drm_framebuffer.h>
+#include <drm/drm_panel.h>
 #include <drm/drm_rect.h>
 #include <drm/drm_vblank_work.h>
 #include <drm/intel/i915_hdcp_interface.h>
@@ -384,6 +385,9 @@ struct intel_vbt_panel_data {
 };
 
 struct intel_panel {
+	/* Simple drm_panel */
+	struct drm_panel *base;
+
 	/* Fixed EDID for eDP and LVDS. May hold ERR_PTR for invalid EDID. */
 	const struct drm_edid *fixed_edid;
 
diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c
index f5c972880391..f956919dc648 100644
--- a/drivers/gpu/drm/i915/display/intel_panel.c
+++ b/drivers/gpu/drm/i915/display/intel_panel.c
@@ -462,3 +462,134 @@ void intel_panel_fini(struct intel_connector *connector)
 		drm_mode_destroy(connector->base.dev, fixed_mode);
 	}
 }
+
+/*
+ * If the panel was already enabled at probe, and we took over the state, the
+ * panel prepared state is out of sync, and the panel followers won't be
+ * notified. We need to call drm_panel_prepare() on enabled panels.
+ *
+ * It would be natural to handle this e.g. in the connector ->sync_state hook at
+ * intel_modeset_readout_hw_state(), but that's unfortunately too early. We
+ * don't have drm_connector::kdev at that time. For now, figure out the state at
+ * ->late_register, and sync there.
+ */
+static void intel_panel_sync_state(struct intel_connector *connector)
+{
+	struct intel_display *display = to_intel_display(connector);
+	struct drm_connector_state *conn_state;
+	struct intel_crtc *crtc;
+	int ret;
+
+	ret = drm_modeset_lock(&display->drm->mode_config.connection_mutex, NULL);
+	if (ret)
+		return;
+
+	conn_state = connector->base.state;
+
+	crtc = to_intel_crtc(conn_state->crtc);
+	if (crtc) {
+		struct intel_crtc_state *crtc_state;
+
+		crtc_state = to_intel_crtc_state(crtc->base.state);
+
+		if (crtc_state->hw.active) {
+			drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] Panel prepare\n",
+				    connector->base.base.id, connector->base.name);
+			intel_panel_prepare(crtc_state, conn_state);
+		}
+	}
+
+	drm_modeset_unlock(&display->drm->mode_config.connection_mutex);
+}
+
+const struct drm_panel_funcs dummy_panel_funcs = {
+};
+
+int intel_panel_register(struct intel_connector *connector)
+{
+	struct intel_display *display = to_intel_display(connector);
+	struct intel_panel *panel = &connector->panel;
+	int ret;
+
+	ret = intel_backlight_device_register(connector);
+	if (ret)
+		return ret;
+
+	if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI) {
+		struct device *dev = connector->base.kdev;
+		struct drm_panel *base;
+
+		/* Sanity check. */
+		if (drm_WARN_ON(display->drm, !dev))
+			goto out;
+
+		/*
+		 * We need drm_connector::kdev for allocating the panel, to make
+		 * drm_panel_add_follower() lookups work. The kdev is
+		 * initialized in drm_sysfs_connector_add(), just before the
+		 * connector .late_register() hooks. So we can't allocate the
+		 * panel at connector init time, and can't allocate struct
+		 * intel_panel with a drm_panel sub-struct. For now, use
+		 * __devm_drm_panel_alloc() directly.
+		 *
+		 * The lookups also depend on drm_connector::fwnode being set in
+		 * intel_acpi_assign_connector_fwnodes(). However, if that's
+		 * missing, it will gracefully lead to -EPROBE_DEFER in
+		 * drm_panel_add_follower().
+		 */
+		base = __devm_drm_panel_alloc(dev, sizeof(*base), 0,
+					      &dummy_panel_funcs,
+					      connector->base.connector_type);
+		if (IS_ERR(base)) {
+			ret = PTR_ERR(base);
+			goto err;
+		}
+
+		panel->base = base;
+
+		drm_panel_add(panel->base);
+
+		drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] Registered panel device '%s', has fwnode: %s\n",
+			    connector->base.base.id, connector->base.name,
+			    dev_name(dev), str_yes_no(dev_fwnode(dev)));
+
+		intel_panel_sync_state(connector);
+	}
+
+out:
+	return 0;
+
+err:
+	intel_backlight_device_unregister(connector);
+
+	return ret;
+}
+
+void intel_panel_unregister(struct intel_connector *connector)
+{
+	struct intel_panel *panel = &connector->panel;
+
+	if (panel->base)
+		drm_panel_remove(panel->base);
+
+	intel_backlight_device_unregister(connector);
+}
+
+/* Notify followers, if any, about power being up. */
+void intel_panel_prepare(const struct intel_crtc_state *crtc_state,
+			 const struct drm_connector_state *conn_state)
+{
+	struct intel_connector *connector = to_intel_connector(conn_state->connector);
+	struct intel_panel *panel = &connector->panel;
+
+	drm_panel_prepare(panel->base);
+}
+
+/* Notify followers, if any, about power going down. */
+void intel_panel_unprepare(const struct drm_connector_state *old_conn_state)
+{
+	struct intel_connector *connector = to_intel_connector(old_conn_state->connector);
+	struct intel_panel *panel = &connector->panel;
+
+	drm_panel_unprepare(panel->base);
+}
diff --git a/drivers/gpu/drm/i915/display/intel_panel.h b/drivers/gpu/drm/i915/display/intel_panel.h
index b60d12322e5d..56a6412cf0fb 100644
--- a/drivers/gpu/drm/i915/display/intel_panel.h
+++ b/drivers/gpu/drm/i915/display/intel_panel.h
@@ -23,6 +23,8 @@ void intel_panel_init_alloc(struct intel_connector *connector);
 int intel_panel_init(struct intel_connector *connector,
 		     const struct drm_edid *fixed_edid);
 void intel_panel_fini(struct intel_connector *connector);
+int intel_panel_register(struct intel_connector *connector);
+void intel_panel_unregister(struct intel_connector *connector);
 enum drm_connector_status
 intel_panel_detect(struct drm_connector *connector, bool force);
 bool intel_panel_use_ssc(struct intel_display *display);
@@ -51,4 +53,8 @@ void intel_panel_add_vbt_sdvo_fixed_mode(struct intel_connector *connector);
 void intel_panel_add_encoder_fixed_mode(struct intel_connector *connector,
 					struct intel_encoder *encoder);
 
+void intel_panel_prepare(const struct intel_crtc_state *crtc_state,
+			 const struct drm_connector_state *conn_state);
+void intel_panel_unprepare(const struct drm_connector_state *old_conn_state);
+
 #endif /* __INTEL_PANEL_H__ */
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_requests.c b/drivers/gpu/drm/i915/gt/intel_gt_requests.c
index d1a382dfaa1d..ae3557ed6c1e 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_requests.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_requests.c
@@ -252,8 +252,8 @@ void intel_gt_watchdog_work(struct work_struct *work)
 			struct dma_fence *f = &rq->fence;
 
 			pr_notice("Fence expiration time out i915-%s:%s:%llx!\n",
-				  f->ops->get_driver_name(f),
-				  f->ops->get_timeline_name(f),
+				  dma_fence_driver_name(f),
+				  dma_fence_timeline_name(f),
 				  f->seqno);
 			i915_request_cancel(rq, -EINTR);
 		}
diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
index c3d27eadc0a7..4874c4f1e4ab 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -2184,7 +2184,7 @@ void i915_request_show(struct drm_printer *m,
 		       const char *prefix,
 		       int indent)
 {
-	const char *name = rq->fence.ops->get_timeline_name((struct dma_fence *)&rq->fence);
+	const char *name = dma_fence_timeline_name((struct dma_fence *)&rq->fence);
 	char buf[80] = "";
 	int x = 0;
 
diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c
index a4902ee08b6e..9edf659d18db 100644
--- a/drivers/gpu/drm/i915/i915_sw_fence.c
+++ b/drivers/gpu/drm/i915/i915_sw_fence.c
@@ -436,8 +436,8 @@ static void timer_i915_sw_fence_wake(struct timer_list *t)
 		return;
 
 	pr_notice("Asynchronous wait on fence %s:%s:%llx timed out (hint:%ps)\n",
-		  cb->dma->ops->get_driver_name(cb->dma),
-		  cb->dma->ops->get_timeline_name(cb->dma),
+		  dma_fence_driver_name(cb->dma),
+		  dma_fence_timeline_name(cb->dma),
 		  cb->dma->seqno,
 		  i915_sw_fence_debug_hint(fence));
 
diff --git a/drivers/gpu/drm/imagination/pvr_job.c b/drivers/gpu/drm/imagination/pvr_job.c
index 59b334d094fa..7564b0f21b42 100644
--- a/drivers/gpu/drm/imagination/pvr_job.c
+++ b/drivers/gpu/drm/imagination/pvr_job.c
@@ -446,7 +446,7 @@ create_job(struct pvr_device *pvr_dev,
 	if (err)
 		goto err_put_job;
 
-	err = pvr_queue_job_init(job);
+	err = pvr_queue_job_init(job, pvr_file->file->client_id);
 	if (err)
 		goto err_put_job;
 
diff --git a/drivers/gpu/drm/imagination/pvr_queue.c b/drivers/gpu/drm/imagination/pvr_queue.c
index 5e9bc0992824..5a41ee79fed6 100644
--- a/drivers/gpu/drm/imagination/pvr_queue.c
+++ b/drivers/gpu/drm/imagination/pvr_queue.c
@@ -1073,6 +1073,7 @@ static int pvr_queue_cleanup_fw_context(struct pvr_queue *queue)
 /**
  * pvr_queue_job_init() - Initialize queue related fields in a pvr_job object.
  * @job: The job to initialize.
+ * @drm_client_id: drm_file.client_id submitting the job
  *
  * Bind the job to a queue and allocate memory to guarantee pvr_queue_job_arm()
  * and pvr_queue_job_push() can't fail. We also make sure the context type is
@@ -1082,7 +1083,7 @@ static int pvr_queue_cleanup_fw_context(struct pvr_queue *queue)
  *  * 0 on success, or
  *  * An error code if something failed.
  */
-int pvr_queue_job_init(struct pvr_job *job)
+int pvr_queue_job_init(struct pvr_job *job, u64 drm_client_id)
 {
 	/* Fragment jobs need at least one native fence wait on the geometry job fence. */
 	u32 min_native_dep_count = job->type == DRM_PVR_JOB_TYPE_FRAGMENT ? 1 : 0;
@@ -1099,7 +1100,7 @@ int pvr_queue_job_init(struct pvr_job *job)
 	if (!pvr_cccb_cmdseq_can_fit(&queue->cccb, job_cmds_size(job, min_native_dep_count)))
 		return -E2BIG;
 
-	err = drm_sched_job_init(&job->base, &queue->entity, 1, THIS_MODULE);
+	err = drm_sched_job_init(&job->base, &queue->entity, 1, THIS_MODULE, drm_client_id);
 	if (err)
 		return err;
 
diff --git a/drivers/gpu/drm/imagination/pvr_queue.h b/drivers/gpu/drm/imagination/pvr_queue.h
index 93fe9ac9f58c..fc1986d73fc8 100644
--- a/drivers/gpu/drm/imagination/pvr_queue.h
+++ b/drivers/gpu/drm/imagination/pvr_queue.h
@@ -143,7 +143,7 @@ struct pvr_queue {
 
 bool pvr_queue_fence_is_ufo_backed(struct dma_fence *f);
 
-int pvr_queue_job_init(struct pvr_job *job);
+int pvr_queue_job_init(struct pvr_job *job, u64 drm_client_id);
 
 void pvr_queue_job_cleanup(struct pvr_job *job);
 
diff --git a/drivers/gpu/drm/imx/Kconfig b/drivers/gpu/drm/imx/Kconfig
index 03535a15dd8f..3e8c6edbc17c 100644
--- a/drivers/gpu/drm/imx/Kconfig
+++ b/drivers/gpu/drm/imx/Kconfig
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
+source "drivers/gpu/drm/imx/dc/Kconfig"
 source "drivers/gpu/drm/imx/dcss/Kconfig"
 source "drivers/gpu/drm/imx/ipuv3/Kconfig"
 source "drivers/gpu/drm/imx/lcdc/Kconfig"
diff --git a/drivers/gpu/drm/imx/Makefile b/drivers/gpu/drm/imx/Makefile
index 86f38e7c7422..c7b317640d71 100644
--- a/drivers/gpu/drm/imx/Makefile
+++ b/drivers/gpu/drm/imx/Makefile
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 
+obj-$(CONFIG_DRM_IMX8_DC) += dc/
 obj-$(CONFIG_DRM_IMX_DCSS) += dcss/
 obj-$(CONFIG_DRM_IMX) += ipuv3/
 obj-$(CONFIG_DRM_IMX_LCDC) += lcdc/
diff --git a/drivers/gpu/drm/imx/dc/Kconfig b/drivers/gpu/drm/imx/dc/Kconfig
new file mode 100644
index 000000000000..415993207f2e
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/Kconfig
@@ -0,0 +1,13 @@
+config DRM_IMX8_DC
+	tristate "Freescale i.MX8 Display Controller Graphics"
+	depends on DRM && COMMON_CLK && OF && (ARCH_MXC || COMPILE_TEST)
+	select DRM_CLIENT_SELECTION
+	select DRM_GEM_DMA_HELPER
+	select DRM_KMS_HELPER
+	select DRM_DISPLAY_HELPER
+	select DRM_BRIDGE_CONNECTOR
+	select GENERIC_IRQ_CHIP
+	select REGMAP
+	select REGMAP_MMIO
+	help
+	  enable Freescale i.MX8 Display Controller(DC) graphics support
diff --git a/drivers/gpu/drm/imx/dc/Makefile b/drivers/gpu/drm/imx/dc/Makefile
new file mode 100644
index 000000000000..b9d33c074984
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/Makefile
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0
+
+imx8-dc-drm-objs := dc-cf.o dc-crtc.o dc-de.o dc-drv.o dc-ed.o dc-fg.o dc-fl.o \
+		    dc-fu.o dc-fw.o dc-ic.o dc-kms.o dc-lb.o dc-pe.o \
+		    dc-plane.o dc-tc.o
+
+obj-$(CONFIG_DRM_IMX8_DC) += imx8-dc-drm.o
diff --git a/drivers/gpu/drm/imx/dc/dc-cf.c b/drivers/gpu/drm/imx/dc/dc-cf.c
new file mode 100644
index 000000000000..2f077161e912
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-cf.c
@@ -0,0 +1,172 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/component.h>
+#include <linux/ioport.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "dc-drv.h"
+#include "dc-pe.h"
+
+#define STATICCONTROL		0x8
+
+#define FRAMEDIMENSIONS		0xc
+#define  HEIGHT(x)		FIELD_PREP(GENMASK(29, 16), ((x) - 1))
+#define  WIDTH(x)		FIELD_PREP(GENMASK(13, 0), ((x) - 1))
+
+#define CONSTANTCOLOR		0x10
+#define  BLUE(x)		FIELD_PREP(GENMASK(15, 8), (x))
+
+static const struct dc_subdev_info dc_cf_info[] = {
+	{ .reg_start = 0x56180960, .id = 0, },
+	{ .reg_start = 0x561809e0, .id = 1, },
+	{ .reg_start = 0x561809a0, .id = 4, },
+	{ .reg_start = 0x56180a20, .id = 5, },
+};
+
+static const struct regmap_range dc_cf_regmap_ranges[] = {
+	regmap_reg_range(STATICCONTROL, CONSTANTCOLOR),
+};
+
+static const struct regmap_access_table dc_cf_regmap_access_table = {
+	.yes_ranges = dc_cf_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_cf_regmap_ranges),
+};
+
+static const struct regmap_config dc_cf_cfg_regmap_config = {
+	.name = "cfg",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_cf_regmap_access_table,
+	.rd_table = &dc_cf_regmap_access_table,
+	.max_register = CONSTANTCOLOR,
+};
+
+static inline void dc_cf_enable_shden(struct dc_cf *cf)
+{
+	regmap_write(cf->reg_cfg, STATICCONTROL, SHDEN);
+}
+
+enum dc_link_id dc_cf_get_link_id(struct dc_cf *cf)
+{
+	return cf->link;
+}
+
+void dc_cf_framedimensions(struct dc_cf *cf, unsigned int w,
+			   unsigned int h)
+{
+	regmap_write(cf->reg_cfg, FRAMEDIMENSIONS, WIDTH(w) | HEIGHT(h));
+}
+
+void dc_cf_constantcolor_black(struct dc_cf *cf)
+{
+	regmap_write(cf->reg_cfg, CONSTANTCOLOR, 0);
+}
+
+void dc_cf_constantcolor_blue(struct dc_cf *cf)
+{
+	regmap_write(cf->reg_cfg, CONSTANTCOLOR, BLUE(0xff));
+}
+
+void dc_cf_init(struct dc_cf *cf)
+{
+	dc_cf_enable_shden(cf);
+}
+
+static int dc_cf_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_pec;
+	void __iomem *base_cfg;
+	struct dc_cf *cf;
+	int id;
+
+	cf = devm_kzalloc(dev, sizeof(*cf), GFP_KERNEL);
+	if (!cf)
+		return -ENOMEM;
+
+	res_pec = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	base_cfg = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	if (IS_ERR(base_cfg))
+		return PTR_ERR(base_cfg);
+
+	cf->reg_cfg = devm_regmap_init_mmio(dev, base_cfg,
+					    &dc_cf_cfg_regmap_config);
+	if (IS_ERR(cf->reg_cfg))
+		return PTR_ERR(cf->reg_cfg);
+
+	id = dc_subdev_get_id(dc_cf_info, ARRAY_SIZE(dc_cf_info), res_pec);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	switch (id) {
+	case 0:
+		cf->link = LINK_ID_CONSTFRAME0;
+		dc_drm->cf_cont[0] = cf;
+		break;
+	case 1:
+		cf->link = LINK_ID_CONSTFRAME1;
+		dc_drm->cf_cont[1] = cf;
+		break;
+	case 4:
+		cf->link = LINK_ID_CONSTFRAME4;
+		dc_drm->cf_safe[0] = cf;
+		break;
+	case 5:
+		cf->link = LINK_ID_CONSTFRAME5;
+		dc_drm->cf_safe[1] = cf;
+		break;
+	}
+
+	return 0;
+}
+
+static const struct component_ops dc_cf_ops = {
+	.bind = dc_cf_bind,
+};
+
+static int dc_cf_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_cf_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_cf_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_cf_ops);
+}
+
+static const struct of_device_id dc_cf_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-constframe" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_cf_dt_ids);
+
+struct platform_driver dc_cf_driver = {
+	.probe = dc_cf_probe,
+	.remove = dc_cf_remove,
+	.driver = {
+		.name = "imx8-dc-constframe",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_cf_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-crtc.c b/drivers/gpu/drm/imx/dc/dc-crtc.c
new file mode 100644
index 000000000000..31d3a982deaf
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-crtc.c
@@ -0,0 +1,555 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/completion.h>
+#include <linux/container_of.h>
+#include <linux/interrupt.h>
+#include <linux/irqreturn.h>
+#include <linux/pm_runtime.h>
+#include <linux/spinlock.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_atomic_state_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_modeset_helper_vtables.h>
+#include <drm/drm_plane.h>
+#include <drm/drm_print.h>
+#include <drm/drm_vblank.h>
+
+#include "dc-de.h"
+#include "dc-drv.h"
+#include "dc-kms.h"
+#include "dc-pe.h"
+
+#define dc_crtc_dbg(crtc, fmt, ...)					\
+do {									\
+	struct drm_crtc *_crtc = (crtc);				\
+	drm_dbg_kms(_crtc->dev, "[CRTC:%d:%s] " fmt,			\
+		    _crtc->base.id, _crtc->name, ##__VA_ARGS__);	\
+} while (0)
+
+#define dc_crtc_err(crtc, fmt, ...)					\
+do {									\
+	struct drm_crtc *_crtc = (crtc);				\
+	drm_err(_crtc->dev, "[CRTC:%d:%s] " fmt,			\
+		_crtc->base.id, _crtc->name, ##__VA_ARGS__);		\
+} while (0)
+
+#define DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(c)				\
+do {									\
+	unsigned long ret;						\
+	ret = wait_for_completion_timeout(&dc_crtc->c, HZ);		\
+	if (ret == 0)							\
+		dc_crtc_err(crtc, "%s: wait for " #c " timeout\n",	\
+							__func__);	\
+} while (0)
+
+#define DC_CRTC_CHECK_FRAMEGEN_FIFO(fg)					\
+do {									\
+	struct dc_fg *_fg = (fg);					\
+	if (dc_fg_secondary_requests_to_read_empty_fifo(_fg)) {		\
+		dc_fg_secondary_clear_channel_status(_fg);		\
+		dc_crtc_err(crtc, "%s: FrameGen FIFO empty\n",		\
+							__func__);	\
+	}								\
+} while (0)
+
+#define DC_CRTC_WAIT_FOR_FRAMEGEN_SECONDARY_SYNCUP(fg)			\
+do {									\
+	if (dc_fg_wait_for_secondary_syncup(fg))			\
+		dc_crtc_err(crtc,					\
+			"%s: FrameGen secondary channel isn't syncup\n",\
+							__func__);	\
+} while (0)
+
+static inline struct dc_crtc *to_dc_crtc(struct drm_crtc *crtc)
+{
+	return container_of(crtc, struct dc_crtc, base);
+}
+
+static u32 dc_crtc_get_vblank_counter(struct drm_crtc *crtc)
+{
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+
+	return dc_fg_get_frame_index(dc_crtc->fg);
+}
+
+static int dc_crtc_enable_vblank(struct drm_crtc *crtc)
+{
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+
+	enable_irq(dc_crtc->irq_dec_framecomplete);
+
+	return 0;
+}
+
+static void dc_crtc_disable_vblank(struct drm_crtc *crtc)
+{
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+
+	/* nosync due to atomic context */
+	disable_irq_nosync(dc_crtc->irq_dec_framecomplete);
+}
+
+static const struct drm_crtc_funcs dc_crtc_funcs = {
+	.reset			= drm_atomic_helper_crtc_reset,
+	.destroy		= drm_crtc_cleanup,
+	.set_config		= drm_atomic_helper_set_config,
+	.page_flip		= drm_atomic_helper_page_flip,
+	.atomic_duplicate_state	= drm_atomic_helper_crtc_duplicate_state,
+	.atomic_destroy_state	= drm_atomic_helper_crtc_destroy_state,
+	.get_vblank_counter	= dc_crtc_get_vblank_counter,
+	.enable_vblank		= dc_crtc_enable_vblank,
+	.disable_vblank		= dc_crtc_disable_vblank,
+	.get_vblank_timestamp	= drm_crtc_vblank_helper_get_vblank_timestamp,
+};
+
+static void dc_crtc_queue_state_event(struct drm_crtc_state *crtc_state)
+{
+	struct drm_crtc *crtc = crtc_state->crtc;
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+
+	spin_lock_irq(&crtc->dev->event_lock);
+	if (crtc_state->event) {
+		WARN_ON(drm_crtc_vblank_get(crtc));
+		WARN_ON(dc_crtc->event);
+		dc_crtc->event = crtc_state->event;
+		crtc_state->event = NULL;
+	}
+	spin_unlock_irq(&crtc->dev->event_lock);
+}
+
+static inline enum drm_mode_status
+dc_crtc_check_clock(struct dc_crtc *dc_crtc, int clk_khz)
+{
+	return dc_fg_check_clock(dc_crtc->fg, clk_khz);
+}
+
+static enum drm_mode_status
+dc_crtc_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode *mode)
+{
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	enum drm_mode_status status;
+
+	status = dc_crtc_check_clock(dc_crtc, mode->clock);
+	if (status != MODE_OK)
+		return status;
+
+	if (mode->crtc_clock > DC_FRAMEGEN_MAX_CLOCK_KHZ)
+		return MODE_CLOCK_HIGH;
+
+	return MODE_OK;
+}
+
+static int
+dc_crtc_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+	struct drm_crtc_state *new_crtc_state =
+				drm_atomic_get_new_crtc_state(state, crtc);
+	struct drm_display_mode *adj = &new_crtc_state->adjusted_mode;
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	enum drm_mode_status status;
+
+	status = dc_crtc_check_clock(dc_crtc, adj->clock);
+	if (status != MODE_OK)
+		return -EINVAL;
+
+	return 0;
+}
+
+static void
+dc_crtc_atomic_begin(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+	struct drm_crtc_state *new_crtc_state =
+				drm_atomic_get_new_crtc_state(state, crtc);
+	struct dc_drm_device *dc_drm = to_dc_drm_device(crtc->dev);
+	int idx, ret;
+
+	if (!drm_atomic_crtc_needs_modeset(new_crtc_state) ||
+	    !new_crtc_state->active)
+		return;
+
+	if (!drm_dev_enter(crtc->dev, &idx))
+		return;
+
+	/* request pixel engine power-on when CRTC starts to be active */
+	ret = pm_runtime_resume_and_get(dc_drm->pe->dev);
+	if (ret)
+		dc_crtc_err(crtc, "failed to get DC pixel engine RPM: %d\n",
+			    ret);
+
+	drm_dev_exit(idx);
+}
+
+static void
+dc_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+	struct drm_crtc_state *old_crtc_state =
+				drm_atomic_get_old_crtc_state(state, crtc);
+	struct drm_crtc_state *new_crtc_state =
+				drm_atomic_get_new_crtc_state(state, crtc);
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	int idx;
+
+	if (drm_atomic_crtc_needs_modeset(new_crtc_state) ||
+	    (!old_crtc_state->active && !new_crtc_state->active))
+		return;
+
+	if (!drm_dev_enter(crtc->dev, &idx))
+		goto out;
+
+	enable_irq(dc_crtc->irq_ed_cont_shdload);
+
+	/* flush plane update out to display */
+	dc_ed_pec_sync_trigger(dc_crtc->ed_cont);
+
+	DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(ed_cont_shdload_done);
+
+	disable_irq(dc_crtc->irq_ed_cont_shdload);
+
+	DC_CRTC_CHECK_FRAMEGEN_FIFO(dc_crtc->fg);
+
+	drm_dev_exit(idx);
+
+out:
+	dc_crtc_queue_state_event(new_crtc_state);
+}
+
+static void
+dc_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+	struct drm_crtc_state *new_crtc_state =
+				drm_atomic_get_new_crtc_state(state, crtc);
+	struct drm_display_mode *adj = &new_crtc_state->adjusted_mode;
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	enum dc_link_id cf_link;
+	int idx, ret;
+
+	dc_crtc_dbg(crtc, "mode " DRM_MODE_FMT "\n", DRM_MODE_ARG(adj));
+
+	drm_crtc_vblank_on(crtc);
+
+	if (!drm_dev_enter(crtc->dev, &idx))
+		goto out;
+
+	/* request display engine power-on when CRTC is enabled */
+	ret = pm_runtime_resume_and_get(dc_crtc->de->dev);
+	if (ret < 0)
+		dc_crtc_err(crtc, "failed to get DC display engine RPM: %d\n",
+			    ret);
+
+	enable_irq(dc_crtc->irq_dec_shdload);
+	enable_irq(dc_crtc->irq_ed_cont_shdload);
+	enable_irq(dc_crtc->irq_ed_safe_shdload);
+
+	dc_fg_cfg_videomode(dc_crtc->fg, adj);
+
+	dc_cf_framedimensions(dc_crtc->cf_cont,
+			      adj->crtc_hdisplay, adj->crtc_vdisplay);
+	dc_cf_framedimensions(dc_crtc->cf_safe,
+			      adj->crtc_hdisplay, adj->crtc_vdisplay);
+
+	/* constframe in safety stream shows blue frame */
+	dc_cf_constantcolor_blue(dc_crtc->cf_safe);
+	cf_link = dc_cf_get_link_id(dc_crtc->cf_safe);
+	dc_ed_pec_src_sel(dc_crtc->ed_safe, cf_link);
+
+	/* show CRTC background if no plane is enabled */
+	if (new_crtc_state->plane_mask == 0) {
+		/* constframe in content stream shows black frame */
+		dc_cf_constantcolor_black(dc_crtc->cf_cont);
+
+		cf_link = dc_cf_get_link_id(dc_crtc->cf_cont);
+		dc_ed_pec_src_sel(dc_crtc->ed_cont, cf_link);
+	}
+
+	dc_fg_enable_clock(dc_crtc->fg);
+	dc_ed_pec_sync_trigger(dc_crtc->ed_cont);
+	dc_ed_pec_sync_trigger(dc_crtc->ed_safe);
+	dc_fg_shdtokgen(dc_crtc->fg);
+	dc_fg_enable(dc_crtc->fg);
+
+	DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(ed_safe_shdload_done);
+	DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(ed_cont_shdload_done);
+	DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(dec_shdload_done);
+
+	disable_irq(dc_crtc->irq_ed_safe_shdload);
+	disable_irq(dc_crtc->irq_ed_cont_shdload);
+	disable_irq(dc_crtc->irq_dec_shdload);
+
+	DC_CRTC_WAIT_FOR_FRAMEGEN_SECONDARY_SYNCUP(dc_crtc->fg);
+
+	DC_CRTC_CHECK_FRAMEGEN_FIFO(dc_crtc->fg);
+
+	drm_dev_exit(idx);
+
+out:
+	dc_crtc_queue_state_event(new_crtc_state);
+}
+
+static void
+dc_crtc_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+	struct drm_crtc_state *new_crtc_state =
+				drm_atomic_get_new_crtc_state(state, crtc);
+	struct dc_drm_device *dc_drm = to_dc_drm_device(crtc->dev);
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	int idx, ret;
+
+	if (!drm_dev_enter(crtc->dev, &idx))
+		goto out;
+
+	enable_irq(dc_crtc->irq_dec_seqcomplete);
+	dc_fg_disable(dc_crtc->fg);
+	DC_CRTC_WAIT_FOR_COMPLETION_TIMEOUT(dec_seqcomplete_done);
+	disable_irq(dc_crtc->irq_dec_seqcomplete);
+
+	dc_fg_disable_clock(dc_crtc->fg);
+
+	/* request pixel engine power-off as plane is off too */
+	ret = pm_runtime_put(dc_drm->pe->dev);
+	if (ret)
+		dc_crtc_err(crtc, "failed to put DC pixel engine RPM: %d\n",
+			    ret);
+
+	/* request display engine power-off when CRTC is disabled */
+	ret = pm_runtime_put(dc_crtc->de->dev);
+	if (ret < 0)
+		dc_crtc_err(crtc, "failed to put DC display engine RPM: %d\n",
+			    ret);
+
+	drm_dev_exit(idx);
+
+out:
+	drm_crtc_vblank_off(crtc);
+
+	spin_lock_irq(&crtc->dev->event_lock);
+	if (new_crtc_state->event && !new_crtc_state->active) {
+		drm_crtc_send_vblank_event(crtc, new_crtc_state->event);
+		new_crtc_state->event = NULL;
+	}
+	spin_unlock_irq(&crtc->dev->event_lock);
+}
+
+static bool dc_crtc_get_scanout_position(struct drm_crtc *crtc,
+					 bool in_vblank_irq,
+					 int *vpos, int *hpos,
+					 ktime_t *stime, ktime_t *etime,
+					 const struct drm_display_mode *mode)
+{
+	struct dc_crtc *dc_crtc = to_dc_crtc(crtc);
+	int vdisplay = mode->crtc_vdisplay;
+	int vtotal = mode->crtc_vtotal;
+	bool reliable;
+	int line;
+	int idx;
+
+	if (stime)
+		*stime = ktime_get();
+
+	if (!drm_dev_enter(crtc->dev, &idx)) {
+		reliable = false;
+		*vpos = 0;
+		*hpos = 0;
+		goto out;
+	}
+
+	/* line index starts with 0 for the first active output line */
+	line = dc_fg_get_line_index(dc_crtc->fg);
+
+	if (line < vdisplay)
+		/* active scanout area - positive */
+		*vpos = line + 1;
+	else
+		/* inside vblank - negative */
+		*vpos = line - (vtotal - 1);
+
+	*hpos = 0;
+
+	reliable = true;
+
+	drm_dev_exit(idx);
+out:
+	if (etime)
+		*etime = ktime_get();
+
+	return reliable;
+}
+
+static const struct drm_crtc_helper_funcs dc_helper_funcs = {
+	.mode_valid		= dc_crtc_mode_valid,
+	.atomic_check		= dc_crtc_atomic_check,
+	.atomic_begin		= dc_crtc_atomic_begin,
+	.atomic_flush		= dc_crtc_atomic_flush,
+	.atomic_enable		= dc_crtc_atomic_enable,
+	.atomic_disable		= dc_crtc_atomic_disable,
+	.get_scanout_position	= dc_crtc_get_scanout_position,
+};
+
+static irqreturn_t dc_crtc_irq_handler_dec_framecomplete(int irq, void *dev_id)
+{
+	struct dc_crtc *dc_crtc = dev_id;
+	struct drm_crtc *crtc = &dc_crtc->base;
+	unsigned long flags;
+
+	drm_crtc_handle_vblank(crtc);
+
+	spin_lock_irqsave(&crtc->dev->event_lock, flags);
+	if (dc_crtc->event) {
+		drm_crtc_send_vblank_event(crtc, dc_crtc->event);
+		dc_crtc->event = NULL;
+		drm_crtc_vblank_put(crtc);
+	}
+	spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t
+dc_crtc_irq_handler_dec_seqcomplete_done(int irq, void *dev_id)
+{
+	struct dc_crtc *dc_crtc = dev_id;
+
+	complete(&dc_crtc->dec_seqcomplete_done);
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t dc_crtc_irq_handler_dec_shdload_done(int irq, void *dev_id)
+{
+	struct dc_crtc *dc_crtc = dev_id;
+
+	complete(&dc_crtc->dec_shdload_done);
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t
+dc_crtc_irq_handler_ed_cont_shdload_done(int irq, void *dev_id)
+{
+	struct dc_crtc *dc_crtc = dev_id;
+
+	complete(&dc_crtc->ed_cont_shdload_done);
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t
+dc_crtc_irq_handler_ed_safe_shdload_done(int irq, void *dev_id)
+{
+	struct dc_crtc *dc_crtc = dev_id;
+
+	complete(&dc_crtc->ed_safe_shdload_done);
+
+	return IRQ_HANDLED;
+}
+
+static int dc_crtc_request_irqs(struct drm_device *drm, struct dc_crtc *dc_crtc)
+{
+	struct {
+		struct device *dev;
+		unsigned int irq;
+		irqreturn_t (*irq_handler)(int irq, void *dev_id);
+	} irqs[DC_CRTC_IRQS] = {
+		{
+			dc_crtc->de->dev,
+			dc_crtc->irq_dec_framecomplete,
+			dc_crtc_irq_handler_dec_framecomplete,
+		}, {
+			dc_crtc->de->dev,
+			dc_crtc->irq_dec_seqcomplete,
+			dc_crtc_irq_handler_dec_seqcomplete_done,
+		}, {
+			dc_crtc->de->dev,
+			dc_crtc->irq_dec_shdload,
+			dc_crtc_irq_handler_dec_shdload_done,
+		}, {
+			dc_crtc->ed_cont->dev,
+			dc_crtc->irq_ed_cont_shdload,
+			dc_crtc_irq_handler_ed_cont_shdload_done,
+		}, {
+			dc_crtc->ed_safe->dev,
+			dc_crtc->irq_ed_safe_shdload,
+			dc_crtc_irq_handler_ed_safe_shdload_done,
+		},
+	};
+	int i, ret;
+
+	for (i = 0; i < DC_CRTC_IRQS; i++) {
+		struct dc_crtc_irq *irq = &dc_crtc->irqs[i];
+
+		ret = devm_request_irq(irqs[i].dev, irqs[i].irq,
+				       irqs[i].irq_handler, IRQF_NO_AUTOEN,
+				       dev_name(irqs[i].dev), dc_crtc);
+		if (ret) {
+			dev_err(irqs[i].dev, "failed to request irq(%u): %d\n",
+				irqs[i].irq, ret);
+			return ret;
+		}
+
+		irq->dc_crtc = dc_crtc;
+		irq->irq = irqs[i].irq;
+	}
+
+	return 0;
+}
+
+int dc_crtc_init(struct dc_drm_device *dc_drm, int crtc_index)
+{
+	struct dc_crtc *dc_crtc = &dc_drm->dc_crtc[crtc_index];
+	struct drm_device *drm = &dc_drm->base;
+	struct dc_de *de = dc_drm->de[crtc_index];
+	struct dc_pe *pe = dc_drm->pe;
+	struct dc_plane *dc_primary;
+	int ret;
+
+	dc_crtc->de = de;
+
+	init_completion(&dc_crtc->dec_seqcomplete_done);
+	init_completion(&dc_crtc->dec_shdload_done);
+	init_completion(&dc_crtc->ed_cont_shdload_done);
+	init_completion(&dc_crtc->ed_safe_shdload_done);
+
+	dc_crtc->cf_cont = pe->cf_cont[crtc_index];
+	dc_crtc->cf_safe = pe->cf_safe[crtc_index];
+	dc_crtc->ed_cont = pe->ed_cont[crtc_index];
+	dc_crtc->ed_safe = pe->ed_safe[crtc_index];
+	dc_crtc->fg = de->fg;
+
+	dc_crtc->irq_dec_framecomplete = de->irq_framecomplete;
+	dc_crtc->irq_dec_seqcomplete = de->irq_seqcomplete;
+	dc_crtc->irq_dec_shdload = de->irq_shdload;
+	dc_crtc->irq_ed_safe_shdload = dc_crtc->ed_safe->irq_shdload;
+	dc_crtc->irq_ed_cont_shdload = dc_crtc->ed_cont->irq_shdload;
+
+	dc_primary = &dc_drm->dc_primary[crtc_index];
+	ret = dc_plane_init(dc_drm, dc_primary);
+	if (ret) {
+		dev_err(de->dev, "failed to initialize primary plane: %d\n",
+			ret);
+		return ret;
+	}
+
+	drm_crtc_helper_add(&dc_crtc->base, &dc_helper_funcs);
+
+	ret = drm_crtc_init_with_planes(drm, &dc_crtc->base, &dc_primary->base,
+					NULL, &dc_crtc_funcs, NULL);
+	if (ret)
+		dev_err(de->dev, "failed to add CRTC: %d\n", ret);
+
+	return ret;
+}
+
+int dc_crtc_post_init(struct dc_drm_device *dc_drm, int crtc_index)
+{
+	struct dc_crtc *dc_crtc = &dc_drm->dc_crtc[crtc_index];
+	struct drm_device *drm = &dc_drm->base;
+
+	return dc_crtc_request_irqs(drm, dc_crtc);
+}
diff --git a/drivers/gpu/drm/imx/dc/dc-de.c b/drivers/gpu/drm/imx/dc/dc-de.c
new file mode 100644
index 000000000000..5a3125596fdf
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-de.c
@@ -0,0 +1,177 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#include "dc-de.h"
+#include "dc-drv.h"
+
+#define POLARITYCTRL		0xc
+#define  POLEN_HIGH		BIT(2)
+
+static const struct dc_subdev_info dc_de_info[] = {
+	{ .reg_start = 0x5618b400, .id = 0, },
+	{ .reg_start = 0x5618b420, .id = 1, },
+};
+
+static const struct regmap_range dc_de_regmap_ranges[] = {
+	regmap_reg_range(POLARITYCTRL, POLARITYCTRL),
+};
+
+static const struct regmap_access_table dc_de_regmap_access_table = {
+	.yes_ranges = dc_de_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_de_regmap_ranges),
+};
+
+static const struct regmap_config dc_de_top_regmap_config = {
+	.name = "top",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_de_regmap_access_table,
+	.rd_table = &dc_de_regmap_access_table,
+	.max_register = POLARITYCTRL,
+};
+
+static inline void dc_dec_init(struct dc_de *de)
+{
+	regmap_write_bits(de->reg_top, POLARITYCTRL, POLARITYCTRL, POLEN_HIGH);
+}
+
+static int dc_de_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_top;
+	void __iomem *base_top;
+	struct dc_de *de;
+	int ret, id;
+
+	de = devm_kzalloc(dev, sizeof(*de), GFP_KERNEL);
+	if (!de)
+		return -ENOMEM;
+
+	base_top = devm_platform_get_and_ioremap_resource(pdev, 0, &res_top);
+	if (IS_ERR(base_top))
+		return PTR_ERR(base_top);
+
+	de->reg_top = devm_regmap_init_mmio(dev, base_top,
+					    &dc_de_top_regmap_config);
+	if (IS_ERR(de->reg_top))
+		return PTR_ERR(de->reg_top);
+
+	de->irq_shdload = platform_get_irq_byname(pdev, "shdload");
+	if (de->irq_shdload < 0)
+		return de->irq_shdload;
+
+	de->irq_framecomplete = platform_get_irq_byname(pdev, "framecomplete");
+	if (de->irq_framecomplete < 0)
+		return de->irq_framecomplete;
+
+	de->irq_seqcomplete = platform_get_irq_byname(pdev, "seqcomplete");
+	if (de->irq_seqcomplete < 0)
+		return de->irq_seqcomplete;
+
+	de->dev = dev;
+
+	dev_set_drvdata(dev, de);
+
+	ret = devm_pm_runtime_enable(dev);
+	if (ret)
+		return ret;
+
+	id = dc_subdev_get_id(dc_de_info, ARRAY_SIZE(dc_de_info), res_top);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	dc_drm->de[id] = de;
+
+	return 0;
+}
+
+/*
+ * It's possible to get the child device pointers from the child component
+ * bind callbacks, but it depends on the component helper behavior to bind
+ * the display engine component first.  To avoid the dependency, post bind
+ * to get the pointers from dc_drm in a safe manner.
+ */
+void dc_de_post_bind(struct dc_drm_device *dc_drm)
+{
+	struct dc_de *de;
+	int i;
+
+	for (i = 0; i < DC_DISPLAYS; i++) {
+		de = dc_drm->de[i];
+		de->fg = dc_drm->fg[i];
+		de->tc = dc_drm->tc[i];
+	}
+}
+
+static const struct component_ops dc_de_ops = {
+	.bind = dc_de_bind,
+};
+
+static int dc_de_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = devm_of_platform_populate(&pdev->dev);
+	if (ret < 0)
+		return ret;
+
+	ret = component_add(&pdev->dev, &dc_de_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_de_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_de_ops);
+}
+
+static int dc_de_runtime_resume(struct device *dev)
+{
+	struct dc_de *de = dev_get_drvdata(dev);
+
+	dc_dec_init(de);
+	dc_fg_init(de->fg);
+	dc_tc_init(de->tc);
+
+	return 0;
+}
+
+static const struct dev_pm_ops dc_de_pm_ops = {
+	RUNTIME_PM_OPS(NULL, dc_de_runtime_resume, NULL)
+};
+
+static const struct of_device_id dc_de_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-display-engine" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_de_dt_ids);
+
+struct platform_driver dc_de_driver = {
+	.probe = dc_de_probe,
+	.remove = dc_de_remove,
+	.driver = {
+		.name = "imx8-dc-display-engine",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_de_dt_ids,
+		.pm = pm_sleep_ptr(&dc_de_pm_ops),
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-de.h b/drivers/gpu/drm/imx/dc/dc-de.h
new file mode 100644
index 000000000000..211f3fcc1a9a
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-de.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DC_DISPLAY_ENGINE_H__
+#define __DC_DISPLAY_ENGINE_H__
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/regmap.h>
+#include <drm/drm_modes.h>
+
+#define DC_DISPLAYS	2
+
+#define DC_FRAMEGEN_MAX_FRAME_INDEX	0x3ffff
+#define DC_FRAMEGEN_MAX_CLOCK_KHZ	300000
+
+struct dc_fg {
+	struct device *dev;
+	struct regmap *reg;
+	struct clk *clk_disp;
+};
+
+struct dc_tc {
+	struct device *dev;
+	struct regmap *reg;
+};
+
+struct dc_de {
+	struct device *dev;
+	struct regmap *reg_top;
+	struct dc_fg *fg;
+	struct dc_tc *tc;
+	int irq_shdload;
+	int irq_framecomplete;
+	int irq_seqcomplete;
+};
+
+/* Frame Generator Unit */
+void dc_fg_cfg_videomode(struct dc_fg *fg, struct drm_display_mode *m);
+void dc_fg_enable(struct dc_fg *fg);
+void dc_fg_disable(struct dc_fg *fg);
+void dc_fg_shdtokgen(struct dc_fg *fg);
+u32 dc_fg_get_frame_index(struct dc_fg *fg);
+u32 dc_fg_get_line_index(struct dc_fg *fg);
+bool dc_fg_wait_for_frame_index_moving(struct dc_fg *fg);
+bool dc_fg_secondary_requests_to_read_empty_fifo(struct dc_fg *fg);
+void dc_fg_secondary_clear_channel_status(struct dc_fg *fg);
+int dc_fg_wait_for_secondary_syncup(struct dc_fg *fg);
+void dc_fg_enable_clock(struct dc_fg *fg);
+void dc_fg_disable_clock(struct dc_fg *fg);
+enum drm_mode_status dc_fg_check_clock(struct dc_fg *fg, int clk_khz);
+void dc_fg_init(struct dc_fg *fg);
+
+/* Timing Controller Unit */
+void dc_tc_init(struct dc_tc *tc);
+
+#endif /* __DC_DISPLAY_ENGINE_H__ */
diff --git a/drivers/gpu/drm/imx/dc/dc-drv.c b/drivers/gpu/drm/imx/dc/dc-drv.c
new file mode 100644
index 000000000000..04f021d2d6cf
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-drv.c
@@ -0,0 +1,293 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+#include <linux/pm_runtime.h>
+
+#include <drm/clients/drm_client_setup.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_fbdev_dma.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_gem_dma_helper.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_modeset_helper.h>
+#include <drm/drm_of.h>
+
+#include "dc-de.h"
+#include "dc-drv.h"
+#include "dc-pe.h"
+
+struct dc_priv {
+	struct drm_device *drm;
+	struct clk *clk_cfg;
+};
+
+DEFINE_DRM_GEM_DMA_FOPS(dc_drm_driver_fops);
+
+static struct drm_driver dc_drm_driver = {
+	.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
+	DRM_GEM_DMA_DRIVER_OPS,
+	DRM_FBDEV_DMA_DRIVER_OPS,
+	.fops = &dc_drm_driver_fops,
+	.name = "imx8-dc",
+	.desc = "i.MX8 DC DRM graphics",
+	.major = 1,
+	.minor = 0,
+	.patchlevel = 0,
+};
+
+static void
+dc_add_components(struct device *dev, struct component_match **matchptr)
+{
+	struct device_node *child, *grandchild;
+
+	for_each_available_child_of_node(dev->of_node, child) {
+		/* The interrupt controller is not a component. */
+		if (of_device_is_compatible(child, "fsl,imx8qxp-dc-intc"))
+			continue;
+
+		drm_of_component_match_add(dev, matchptr, component_compare_of,
+					   child);
+
+		for_each_available_child_of_node(child, grandchild)
+			drm_of_component_match_add(dev, matchptr,
+						   component_compare_of,
+						   grandchild);
+	}
+}
+
+static int dc_drm_component_bind_all(struct dc_drm_device *dc_drm)
+{
+	struct drm_device *drm = &dc_drm->base;
+	int ret;
+
+	ret = component_bind_all(drm->dev, dc_drm);
+	if (ret)
+		return ret;
+
+	dc_de_post_bind(dc_drm);
+	dc_pe_post_bind(dc_drm);
+
+	return 0;
+}
+
+static void dc_drm_component_unbind_all(void *ptr)
+{
+	struct dc_drm_device *dc_drm = ptr;
+	struct drm_device *drm = &dc_drm->base;
+
+	component_unbind_all(drm->dev, dc_drm);
+}
+
+static int dc_drm_bind(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+	struct dc_drm_device *dc_drm;
+	struct drm_device *drm;
+	int ret;
+
+	dc_drm = devm_drm_dev_alloc(dev, &dc_drm_driver, struct dc_drm_device,
+				    base);
+	if (IS_ERR(dc_drm))
+		return PTR_ERR(dc_drm);
+
+	drm = &dc_drm->base;
+
+	ret = dc_drm_component_bind_all(dc_drm);
+	if (ret)
+		return ret;
+
+	ret = devm_add_action_or_reset(dev, dc_drm_component_unbind_all,
+				       dc_drm);
+	if (ret)
+		return ret;
+
+	ret = dc_kms_init(dc_drm);
+	if (ret)
+		return ret;
+
+	ret = drm_dev_register(drm, 0);
+	if (ret) {
+		dev_err(dev, "failed to register drm device: %d\n", ret);
+		goto err;
+	}
+
+	drm_client_setup_with_fourcc(drm, DRM_FORMAT_XRGB8888);
+
+	priv->drm = drm;
+
+	return 0;
+
+err:
+	dc_kms_uninit(dc_drm);
+
+	return ret;
+}
+
+static void dc_drm_unbind(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+	struct dc_drm_device *dc_drm = to_dc_drm_device(priv->drm);
+	struct drm_device *drm = &dc_drm->base;
+
+	priv->drm = NULL;
+	drm_dev_unplug(drm);
+	dc_kms_uninit(dc_drm);
+	drm_atomic_helper_shutdown(drm);
+}
+
+static const struct component_master_ops dc_drm_ops = {
+	.bind = dc_drm_bind,
+	.unbind = dc_drm_unbind,
+};
+
+static int dc_probe(struct platform_device *pdev)
+{
+	struct component_match *match = NULL;
+	struct dc_priv *priv;
+	int ret;
+
+	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	priv->clk_cfg = devm_clk_get(&pdev->dev, NULL);
+	if (IS_ERR(priv->clk_cfg))
+		return dev_err_probe(&pdev->dev, PTR_ERR(priv->clk_cfg),
+				     "failed to get cfg clock\n");
+
+	dev_set_drvdata(&pdev->dev, priv);
+
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+	if (ret)
+		return ret;
+
+	ret = devm_pm_runtime_enable(&pdev->dev);
+	if (ret)
+		return ret;
+
+	ret = devm_of_platform_populate(&pdev->dev);
+	if (ret)
+		return ret;
+
+	dc_add_components(&pdev->dev, &match);
+
+	ret = component_master_add_with_match(&pdev->dev, &dc_drm_ops, match);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component master\n");
+
+	return 0;
+}
+
+static void dc_remove(struct platform_device *pdev)
+{
+	component_master_del(&pdev->dev, &dc_drm_ops);
+}
+
+static int dc_runtime_suspend(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+
+	clk_disable_unprepare(priv->clk_cfg);
+
+	return 0;
+}
+
+static int dc_runtime_resume(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+	int ret;
+
+	ret = clk_prepare_enable(priv->clk_cfg);
+	if (ret)
+		dev_err(dev, "failed to enable cfg clock: %d\n", ret);
+
+	return ret;
+}
+
+static int dc_suspend(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_suspend(priv->drm);
+}
+
+static int dc_resume(struct device *dev)
+{
+	struct dc_priv *priv = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_resume(priv->drm);
+}
+
+static void dc_shutdown(struct platform_device *pdev)
+{
+	struct dc_priv *priv = dev_get_drvdata(&pdev->dev);
+
+	drm_atomic_helper_shutdown(priv->drm);
+}
+
+static const struct dev_pm_ops dc_pm_ops = {
+	RUNTIME_PM_OPS(dc_runtime_suspend, dc_runtime_resume, NULL)
+	SYSTEM_SLEEP_PM_OPS(dc_suspend, dc_resume)
+};
+
+static const struct of_device_id dc_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc", },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_dt_ids);
+
+static struct platform_driver dc_driver = {
+	.probe = dc_probe,
+	.remove = dc_remove,
+	.shutdown = dc_shutdown,
+	.driver = {
+		.name = "imx8-dc",
+		.of_match_table	= dc_dt_ids,
+		.pm = pm_sleep_ptr(&dc_pm_ops),
+	},
+};
+
+static struct platform_driver * const dc_drivers[] = {
+	&dc_cf_driver,
+	&dc_de_driver,
+	&dc_ed_driver,
+	&dc_fg_driver,
+	&dc_fl_driver,
+	&dc_fw_driver,
+	&dc_ic_driver,
+	&dc_lb_driver,
+	&dc_pe_driver,
+	&dc_tc_driver,
+	&dc_driver,
+};
+
+static int __init dc_drm_init(void)
+{
+	return platform_register_drivers(dc_drivers, ARRAY_SIZE(dc_drivers));
+}
+
+static void __exit dc_drm_exit(void)
+{
+	platform_unregister_drivers(dc_drivers, ARRAY_SIZE(dc_drivers));
+}
+
+module_init(dc_drm_init);
+module_exit(dc_drm_exit);
+
+MODULE_DESCRIPTION("i.MX8 Display Controller DRM Driver");
+MODULE_AUTHOR("Liu Ying <victor.liu@nxp.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/imx/dc/dc-drv.h b/drivers/gpu/drm/imx/dc/dc-drv.h
new file mode 100644
index 000000000000..eb61b8c76269
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-drv.h
@@ -0,0 +1,102 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DC_DRV_H__
+#define __DC_DRV_H__
+
+#include <linux/container_of.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+
+#include <drm/drm_device.h>
+#include <drm/drm_encoder.h>
+
+#include "dc-de.h"
+#include "dc-kms.h"
+#include "dc-pe.h"
+
+/**
+ * struct dc_drm_device - DC specific drm_device
+ */
+struct dc_drm_device {
+	/** @base: base drm_device structure */
+	struct drm_device base;
+	/** @dc_crtc: DC specific CRTC list */
+	struct dc_crtc dc_crtc[DC_DISPLAYS];
+	/** @dc_primary: DC specific primary plane list */
+	struct dc_plane dc_primary[DC_DISPLAYS];
+	/** @encoder: encoder list */
+	struct drm_encoder encoder[DC_DISPLAYS];
+	/** @cf_safe: constframe list(safety stream) */
+	struct dc_cf *cf_safe[DC_DISPLAYS];
+	/** @cf_cont: constframe list(content stream) */
+	struct dc_cf *cf_cont[DC_DISPLAYS];
+	/** @de: display engine list */
+	struct dc_de *de[DC_DISPLAYS];
+	/** @ed_safe: extdst list(safety stream) */
+	struct dc_ed *ed_safe[DC_DISPLAYS];
+	/** @ed_cont: extdst list(content stream) */
+	struct dc_ed *ed_cont[DC_DISPLAYS];
+	/** @fg: framegen list */
+	struct dc_fg *fg[DC_DISPLAYS];
+	/** @fu_disp: fetchunit list(used by display engine) */
+	struct dc_fu *fu_disp[DC_DISP_FU_CNT];
+	/** @lb: layerblend list */
+	struct dc_lb *lb[DC_LB_CNT];
+	/** @pe: pixel engine */
+	struct dc_pe *pe;
+	/** @tc: tcon list */
+	struct dc_tc *tc[DC_DISPLAYS];
+};
+
+struct dc_subdev_info {
+	resource_size_t reg_start;
+	int id;
+};
+
+static inline struct dc_drm_device *to_dc_drm_device(struct drm_device *drm)
+{
+	return container_of(drm, struct dc_drm_device, base);
+}
+
+int dc_crtc_init(struct dc_drm_device *dc_drm, int crtc_index);
+int dc_crtc_post_init(struct dc_drm_device *dc_drm, int crtc_index);
+
+int dc_kms_init(struct dc_drm_device *dc_drm);
+void dc_kms_uninit(struct dc_drm_device *dc_drm);
+
+int dc_plane_init(struct dc_drm_device *dc_drm, struct dc_plane *dc_plane);
+
+extern struct platform_driver dc_cf_driver;
+extern struct platform_driver dc_de_driver;
+extern struct platform_driver dc_ed_driver;
+extern struct platform_driver dc_fg_driver;
+extern struct platform_driver dc_fl_driver;
+extern struct platform_driver dc_fw_driver;
+extern struct platform_driver dc_ic_driver;
+extern struct platform_driver dc_lb_driver;
+extern struct platform_driver dc_pe_driver;
+extern struct platform_driver dc_tc_driver;
+
+static inline int dc_subdev_get_id(const struct dc_subdev_info *info,
+				   int info_cnt, struct resource *res)
+{
+	int i;
+
+	if (!res)
+		return -EINVAL;
+
+	for (i = 0; i < info_cnt; i++)
+		if (info[i].reg_start == res->start)
+			return info[i].id;
+
+	return -EINVAL;
+}
+
+void dc_de_post_bind(struct dc_drm_device *dc_drm);
+void dc_pe_post_bind(struct dc_drm_device *dc_drm);
+
+#endif /* __DC_DRV_H__ */
diff --git a/drivers/gpu/drm/imx/dc/dc-ed.c b/drivers/gpu/drm/imx/dc/dc-ed.c
new file mode 100644
index 000000000000..86ecc22d0a55
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-ed.c
@@ -0,0 +1,288 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "dc-drv.h"
+#include "dc-pe.h"
+
+#define PIXENGCFG_STATIC	0x8
+#define  POWERDOWN		BIT(4)
+#define  SYNC_MODE		BIT(8)
+#define  SINGLE			0
+#define  DIV_MASK		GENMASK(23, 16)
+#define  DIV(x)			FIELD_PREP(DIV_MASK, (x))
+#define  DIV_RESET		0x80
+
+#define PIXENGCFG_DYNAMIC	0xc
+
+#define PIXENGCFG_TRIGGER	0x14
+#define  SYNC_TRIGGER		BIT(0)
+
+#define STATICCONTROL		0x8
+#define  KICK_MODE		BIT(8)
+#define  EXTERNAL		BIT(8)
+#define  PERFCOUNTMODE		BIT(12)
+
+#define CONTROL			0xc
+#define  GAMMAAPPLYENABLE	BIT(0)
+
+static const struct dc_subdev_info dc_ed_info[] = {
+	{ .reg_start = 0x56180980, .id = 0, },
+	{ .reg_start = 0x56180a00, .id = 1, },
+	{ .reg_start = 0x561809c0, .id = 4, },
+	{ .reg_start = 0x56180a40, .id = 5, },
+};
+
+static const struct regmap_range dc_ed_pec_regmap_write_ranges[] = {
+	regmap_reg_range(PIXENGCFG_STATIC, PIXENGCFG_STATIC),
+	regmap_reg_range(PIXENGCFG_DYNAMIC, PIXENGCFG_DYNAMIC),
+	regmap_reg_range(PIXENGCFG_TRIGGER, PIXENGCFG_TRIGGER),
+};
+
+static const struct regmap_access_table dc_ed_pec_regmap_write_table = {
+	.yes_ranges = dc_ed_pec_regmap_write_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ed_pec_regmap_write_ranges),
+};
+
+static const struct regmap_range dc_ed_pec_regmap_read_ranges[] = {
+	regmap_reg_range(PIXENGCFG_STATIC, PIXENGCFG_STATIC),
+	regmap_reg_range(PIXENGCFG_DYNAMIC, PIXENGCFG_DYNAMIC),
+};
+
+static const struct regmap_access_table dc_ed_pec_regmap_read_table = {
+	.yes_ranges = dc_ed_pec_regmap_read_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ed_pec_regmap_read_ranges),
+};
+
+static const struct regmap_range dc_ed_pec_regmap_volatile_ranges[] = {
+	regmap_reg_range(PIXENGCFG_TRIGGER, PIXENGCFG_TRIGGER),
+};
+
+static const struct regmap_access_table dc_ed_pec_regmap_volatile_table = {
+	.yes_ranges = dc_ed_pec_regmap_volatile_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ed_pec_regmap_volatile_ranges),
+};
+
+static const struct regmap_config dc_ed_pec_regmap_config = {
+	.name = "pec",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_ed_pec_regmap_write_table,
+	.rd_table = &dc_ed_pec_regmap_read_table,
+	.volatile_table = &dc_ed_pec_regmap_volatile_table,
+	.max_register = PIXENGCFG_TRIGGER,
+};
+
+static const struct regmap_range dc_ed_regmap_ranges[] = {
+	regmap_reg_range(STATICCONTROL, STATICCONTROL),
+	regmap_reg_range(CONTROL, CONTROL),
+};
+
+static const struct regmap_access_table dc_ed_regmap_access_table = {
+	.yes_ranges = dc_ed_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ed_regmap_ranges),
+};
+
+static const struct regmap_config dc_ed_cfg_regmap_config = {
+	.name = "cfg",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_ed_regmap_access_table,
+	.rd_table = &dc_ed_regmap_access_table,
+	.max_register = CONTROL,
+};
+
+static const enum dc_link_id src_sels[] = {
+	LINK_ID_NONE,
+	LINK_ID_CONSTFRAME0,
+	LINK_ID_CONSTFRAME1,
+	LINK_ID_CONSTFRAME4,
+	LINK_ID_CONSTFRAME5,
+	LINK_ID_LAYERBLEND3,
+	LINK_ID_LAYERBLEND2,
+	LINK_ID_LAYERBLEND1,
+	LINK_ID_LAYERBLEND0,
+};
+
+static inline void dc_ed_pec_enable_shden(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_pec, PIXENGCFG_STATIC, SHDEN, SHDEN);
+}
+
+static inline void dc_ed_pec_poweron(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_pec, PIXENGCFG_STATIC, POWERDOWN, 0);
+}
+
+static inline void dc_ed_pec_sync_mode_single(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_pec, PIXENGCFG_STATIC, SYNC_MODE, SINGLE);
+}
+
+static inline void dc_ed_pec_div_reset(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_pec, PIXENGCFG_STATIC, DIV_MASK,
+			  DIV(DIV_RESET));
+}
+
+void dc_ed_pec_src_sel(struct dc_ed *ed, enum dc_link_id src)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(src_sels); i++) {
+		if (src_sels[i] == src) {
+			regmap_write(ed->reg_pec, PIXENGCFG_DYNAMIC, src);
+			return;
+		}
+	}
+}
+
+void dc_ed_pec_sync_trigger(struct dc_ed *ed)
+{
+	regmap_write(ed->reg_pec, PIXENGCFG_TRIGGER, SYNC_TRIGGER);
+}
+
+static inline void dc_ed_enable_shden(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_cfg, STATICCONTROL, SHDEN, SHDEN);
+}
+
+static inline void dc_ed_kick_mode_external(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_cfg, STATICCONTROL, KICK_MODE, EXTERNAL);
+}
+
+static inline void dc_ed_disable_perfcountmode(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_cfg, STATICCONTROL, PERFCOUNTMODE, 0);
+}
+
+static inline void dc_ed_disable_gamma_apply(struct dc_ed *ed)
+{
+	regmap_write_bits(ed->reg_cfg, CONTROL, GAMMAAPPLYENABLE, 0);
+}
+
+void dc_ed_init(struct dc_ed *ed)
+{
+	dc_ed_pec_src_sel(ed, LINK_ID_NONE);
+	dc_ed_pec_enable_shden(ed);
+	dc_ed_pec_poweron(ed);
+	dc_ed_pec_sync_mode_single(ed);
+	dc_ed_pec_div_reset(ed);
+	dc_ed_enable_shden(ed);
+	dc_ed_disable_perfcountmode(ed);
+	dc_ed_kick_mode_external(ed);
+	dc_ed_disable_gamma_apply(ed);
+}
+
+static int dc_ed_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_pec;
+	void __iomem *base_pec;
+	void __iomem *base_cfg;
+	struct dc_ed *ed;
+	int id;
+
+	ed = devm_kzalloc(dev, sizeof(*ed), GFP_KERNEL);
+	if (!ed)
+		return -ENOMEM;
+
+	base_pec = devm_platform_get_and_ioremap_resource(pdev, 0, &res_pec);
+	if (IS_ERR(base_pec))
+		return PTR_ERR(base_pec);
+
+	base_cfg = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	if (IS_ERR(base_cfg))
+		return PTR_ERR(base_cfg);
+
+	ed->reg_pec = devm_regmap_init_mmio(dev, base_pec,
+					    &dc_ed_pec_regmap_config);
+	if (IS_ERR(ed->reg_pec))
+		return PTR_ERR(ed->reg_pec);
+
+	ed->reg_cfg = devm_regmap_init_mmio(dev, base_cfg,
+					    &dc_ed_cfg_regmap_config);
+	if (IS_ERR(ed->reg_cfg))
+		return PTR_ERR(ed->reg_cfg);
+
+	ed->irq_shdload = platform_get_irq_byname(pdev, "shdload");
+	if (ed->irq_shdload < 0)
+		return ed->irq_shdload;
+
+	ed->dev = dev;
+
+	id = dc_subdev_get_id(dc_ed_info, ARRAY_SIZE(dc_ed_info), res_pec);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	switch (id) {
+	case 0:
+		dc_drm->ed_cont[0] = ed;
+		break;
+	case 1:
+		dc_drm->ed_cont[1] = ed;
+		break;
+	case 4:
+		dc_drm->ed_safe[0] = ed;
+		break;
+	case 5:
+		dc_drm->ed_safe[1] = ed;
+		break;
+	}
+
+	return 0;
+}
+
+static const struct component_ops dc_ed_ops = {
+	.bind = dc_ed_bind,
+};
+
+static int dc_ed_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_ed_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_ed_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_ed_ops);
+}
+
+static const struct of_device_id dc_ed_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-extdst" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_ed_dt_ids);
+
+struct platform_driver dc_ed_driver = {
+	.probe = dc_ed_probe,
+	.remove = dc_ed_remove,
+	.driver = {
+		.name = "imx8-dc-extdst",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_ed_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-fg.c b/drivers/gpu/drm/imx/dc/dc-fg.c
new file mode 100644
index 000000000000..7f6c1852bf72
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-fg.c
@@ -0,0 +1,376 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/device.h>
+#include <linux/jiffies.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/units.h>
+
+#include <drm/drm_modes.h>
+
+#include "dc-de.h"
+#include "dc-drv.h"
+
+#define FGSTCTRL		0x8
+#define  FGSYNCMODE_MASK	GENMASK(2, 1)
+#define  FGSYNCMODE(x)		FIELD_PREP(FGSYNCMODE_MASK, (x))
+#define  SHDEN			BIT(0)
+
+#define HTCFG1			0xc
+#define  HTOTAL(x)		FIELD_PREP(GENMASK(29, 16), ((x) - 1))
+#define  HACT(x)		FIELD_PREP(GENMASK(13, 0), (x))
+
+#define HTCFG2			0x10
+#define  HSEN			BIT(31)
+#define  HSBP(x)		FIELD_PREP(GENMASK(29, 16), ((x) - 1))
+#define  HSYNC(x)		FIELD_PREP(GENMASK(13, 0), ((x) - 1))
+
+#define VTCFG1			0x14
+#define  VTOTAL(x)		FIELD_PREP(GENMASK(29, 16), ((x) - 1))
+#define  VACT(x)		FIELD_PREP(GENMASK(13, 0), (x))
+
+#define VTCFG2			0x18
+#define  VSEN			BIT(31)
+#define  VSBP(x)		FIELD_PREP(GENMASK(29, 16), ((x) - 1))
+#define  VSYNC(x)		FIELD_PREP(GENMASK(13, 0), ((x) - 1))
+
+#define PKICKCONFIG		0x2c
+#define SKICKCONFIG		0x30
+#define  EN			BIT(31)
+#define  ROW(x)			FIELD_PREP(GENMASK(29, 16), (x))
+#define  COL(x)			FIELD_PREP(GENMASK(13, 0), (x))
+
+#define PACFG			0x54
+#define SACFG			0x58
+#define  STARTY(x)		FIELD_PREP(GENMASK(29, 16), ((x) + 1))
+#define  STARTX(x)		FIELD_PREP(GENMASK(13, 0), ((x) + 1))
+
+#define FGINCTRL		0x5c
+#define FGINCTRLPANIC		0x60
+#define  FGDM_MASK		GENMASK(2, 0)
+#define  ENPRIMALPHA		BIT(3)
+#define  ENSECALPHA		BIT(4)
+
+#define FGCCR			0x64
+#define  CCGREEN(x)		FIELD_PREP(GENMASK(19, 10), (x))
+
+#define FGENABLE		0x68
+#define  FGEN			BIT(0)
+
+#define FGSLR			0x6c
+#define  SHDTOKGEN		BIT(0)
+
+#define FGTIMESTAMP		0x74
+#define  FRAMEINDEX(x)		FIELD_GET(GENMASK(31, 14), (x))
+#define  LINEINDEX(x)		FIELD_GET(GENMASK(13, 0), (x))
+
+#define FGCHSTAT		0x78
+#define  SECSYNCSTAT		BIT(24)
+#define  SFIFOEMPTY		BIT(16)
+
+#define FGCHSTATCLR		0x7c
+#define  CLRSECSTAT		BIT(16)
+
+enum dc_fg_syncmode {
+	FG_SYNCMODE_OFF,	/* No side-by-side synchronization. */
+};
+
+enum dc_fg_dm {
+	FG_DM_CONSTCOL = 0x1,	/* Constant Color Background is shown. */
+	FG_DM_SEC_ON_TOP = 0x5,	/* Both inputs overlaid with secondary on top. */
+};
+
+static const struct dc_subdev_info dc_fg_info[] = {
+	{ .reg_start = 0x5618b800, .id = 0, },
+	{ .reg_start = 0x5618d400, .id = 1, },
+};
+
+static const struct regmap_range dc_fg_regmap_write_ranges[] = {
+	regmap_reg_range(FGSTCTRL, VTCFG2),
+	regmap_reg_range(PKICKCONFIG, SKICKCONFIG),
+	regmap_reg_range(PACFG, FGSLR),
+	regmap_reg_range(FGCHSTATCLR, FGCHSTATCLR),
+};
+
+static const struct regmap_range dc_fg_regmap_read_ranges[] = {
+	regmap_reg_range(FGSTCTRL, VTCFG2),
+	regmap_reg_range(PKICKCONFIG, SKICKCONFIG),
+	regmap_reg_range(PACFG, FGENABLE),
+	regmap_reg_range(FGTIMESTAMP, FGCHSTAT),
+};
+
+static const struct regmap_access_table dc_fg_regmap_write_table = {
+	.yes_ranges = dc_fg_regmap_write_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_fg_regmap_write_ranges),
+};
+
+static const struct regmap_access_table dc_fg_regmap_read_table = {
+	.yes_ranges = dc_fg_regmap_read_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_fg_regmap_read_ranges),
+};
+
+static const struct regmap_config dc_fg_regmap_config = {
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_fg_regmap_write_table,
+	.rd_table = &dc_fg_regmap_read_table,
+	.max_register = FGCHSTATCLR,
+};
+
+static inline void dc_fg_enable_shden(struct dc_fg *fg)
+{
+	regmap_write_bits(fg->reg, FGSTCTRL, SHDEN, SHDEN);
+}
+
+static inline void dc_fg_syncmode(struct dc_fg *fg, enum dc_fg_syncmode mode)
+{
+	regmap_write_bits(fg->reg, FGSTCTRL, FGSYNCMODE_MASK, FGSYNCMODE(mode));
+}
+
+void dc_fg_cfg_videomode(struct dc_fg *fg, struct drm_display_mode *m)
+{
+	u32 hact, htotal, hsync, hsbp;
+	u32 vact, vtotal, vsync, vsbp;
+	u32 kick_row, kick_col;
+	int ret;
+
+	hact = m->crtc_hdisplay;
+	htotal = m->crtc_htotal;
+	hsync = m->crtc_hsync_end - m->crtc_hsync_start;
+	hsbp = m->crtc_htotal - m->crtc_hsync_start;
+
+	vact = m->crtc_vdisplay;
+	vtotal = m->crtc_vtotal;
+	vsync = m->crtc_vsync_end - m->crtc_vsync_start;
+	vsbp = m->crtc_vtotal - m->crtc_vsync_start;
+
+	/* video mode */
+	regmap_write(fg->reg, HTCFG1, HACT(hact)   | HTOTAL(htotal));
+	regmap_write(fg->reg, HTCFG2, HSYNC(hsync) | HSBP(hsbp) | HSEN);
+	regmap_write(fg->reg, VTCFG1, VACT(vact)   | VTOTAL(vtotal));
+	regmap_write(fg->reg, VTCFG2, VSYNC(vsync) | VSBP(vsbp) | VSEN);
+
+	kick_col = hact + 1;
+	kick_row = vact;
+
+	/* pkickconfig */
+	regmap_write(fg->reg, PKICKCONFIG, COL(kick_col) | ROW(kick_row) | EN);
+
+	/* skikconfig */
+	regmap_write(fg->reg, SKICKCONFIG, COL(kick_col) | ROW(kick_row) | EN);
+
+	/* primary and secondary area position configuration */
+	regmap_write(fg->reg, PACFG, STARTX(0) | STARTY(0));
+	regmap_write(fg->reg, SACFG, STARTX(0) | STARTY(0));
+
+	/* alpha */
+	regmap_write_bits(fg->reg, FGINCTRL,      ENPRIMALPHA | ENSECALPHA, 0);
+	regmap_write_bits(fg->reg, FGINCTRLPANIC, ENPRIMALPHA | ENSECALPHA, 0);
+
+	/* constant color is green(used in panic mode)  */
+	regmap_write(fg->reg, FGCCR, CCGREEN(0x3ff));
+
+	ret = clk_set_rate(fg->clk_disp, m->clock * HZ_PER_KHZ);
+	if (ret < 0)
+		dev_err(fg->dev, "failed to set display clock rate: %d\n", ret);
+}
+
+static inline void dc_fg_displaymode(struct dc_fg *fg, enum dc_fg_dm mode)
+{
+	regmap_write_bits(fg->reg, FGINCTRL, FGDM_MASK, mode);
+}
+
+static inline void dc_fg_panic_displaymode(struct dc_fg *fg, enum dc_fg_dm mode)
+{
+	regmap_write_bits(fg->reg, FGINCTRLPANIC, FGDM_MASK, mode);
+}
+
+void dc_fg_enable(struct dc_fg *fg)
+{
+	regmap_write(fg->reg, FGENABLE, FGEN);
+}
+
+void dc_fg_disable(struct dc_fg *fg)
+{
+	regmap_write(fg->reg, FGENABLE, 0);
+}
+
+void dc_fg_shdtokgen(struct dc_fg *fg)
+{
+	regmap_write(fg->reg, FGSLR, SHDTOKGEN);
+}
+
+u32 dc_fg_get_frame_index(struct dc_fg *fg)
+{
+	u32 val;
+
+	regmap_read(fg->reg, FGTIMESTAMP, &val);
+
+	return FRAMEINDEX(val);
+}
+
+u32 dc_fg_get_line_index(struct dc_fg *fg)
+{
+	u32 val;
+
+	regmap_read(fg->reg, FGTIMESTAMP, &val);
+
+	return LINEINDEX(val);
+}
+
+bool dc_fg_wait_for_frame_index_moving(struct dc_fg *fg)
+{
+	unsigned long timeout = jiffies + msecs_to_jiffies(100);
+	u32 frame_index, last_frame_index;
+
+	frame_index = dc_fg_get_frame_index(fg);
+	do {
+		last_frame_index = frame_index;
+		frame_index = dc_fg_get_frame_index(fg);
+	} while (last_frame_index == frame_index &&
+		 time_before(jiffies, timeout));
+
+	return last_frame_index != frame_index;
+}
+
+bool dc_fg_secondary_requests_to_read_empty_fifo(struct dc_fg *fg)
+{
+	u32 val;
+
+	regmap_read(fg->reg, FGCHSTAT, &val);
+
+	return !!(val & SFIFOEMPTY);
+}
+
+void dc_fg_secondary_clear_channel_status(struct dc_fg *fg)
+{
+	regmap_write(fg->reg, FGCHSTATCLR, CLRSECSTAT);
+}
+
+int dc_fg_wait_for_secondary_syncup(struct dc_fg *fg)
+{
+	unsigned int val;
+
+	return regmap_read_poll_timeout(fg->reg, FGCHSTAT, val,
+					val & SECSYNCSTAT, 5, 100000);
+}
+
+void dc_fg_enable_clock(struct dc_fg *fg)
+{
+	int ret;
+
+	ret = clk_prepare_enable(fg->clk_disp);
+	if (ret)
+		dev_err(fg->dev, "failed to enable display clock: %d\n", ret);
+}
+
+void dc_fg_disable_clock(struct dc_fg *fg)
+{
+	clk_disable_unprepare(fg->clk_disp);
+}
+
+enum drm_mode_status dc_fg_check_clock(struct dc_fg *fg, int clk_khz)
+{
+	unsigned long rounded_rate;
+
+	rounded_rate = clk_round_rate(fg->clk_disp, clk_khz * HZ_PER_KHZ);
+
+	if (rounded_rate != clk_khz * HZ_PER_KHZ)
+		return MODE_NOCLOCK;
+
+	return MODE_OK;
+}
+
+void dc_fg_init(struct dc_fg *fg)
+{
+	dc_fg_enable_shden(fg);
+	dc_fg_syncmode(fg, FG_SYNCMODE_OFF);
+	dc_fg_displaymode(fg, FG_DM_SEC_ON_TOP);
+	dc_fg_panic_displaymode(fg, FG_DM_CONSTCOL);
+}
+
+static int dc_fg_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res;
+	void __iomem *base;
+	struct dc_fg *fg;
+	int id;
+
+	fg = devm_kzalloc(dev, sizeof(*fg), GFP_KERNEL);
+	if (!fg)
+		return -ENOMEM;
+
+	base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
+
+	fg->reg = devm_regmap_init_mmio(dev, base, &dc_fg_regmap_config);
+	if (IS_ERR(fg->reg))
+		return PTR_ERR(fg->reg);
+
+	fg->clk_disp = devm_clk_get(dev, NULL);
+	if (IS_ERR(fg->clk_disp))
+		return dev_err_probe(dev, PTR_ERR(fg->clk_disp),
+				     "failed to get display clock\n");
+
+	id = dc_subdev_get_id(dc_fg_info, ARRAY_SIZE(dc_fg_info), res);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	fg->dev = dev;
+	dc_drm->fg[id] = fg;
+
+	return 0;
+}
+
+static const struct component_ops dc_fg_ops = {
+	.bind = dc_fg_bind,
+};
+
+static int dc_fg_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_fg_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_fg_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_fg_ops);
+}
+
+static const struct of_device_id dc_fg_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-framegen" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_fg_dt_ids);
+
+struct platform_driver dc_fg_driver = {
+	.probe = dc_fg_probe,
+	.remove = dc_fg_remove,
+	.driver = {
+		.name = "imx8-dc-framegen",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_fg_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-fl.c b/drivers/gpu/drm/imx/dc/dc-fl.c
new file mode 100644
index 000000000000..3ce24c72aa13
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-fl.c
@@ -0,0 +1,185 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/component.h>
+#include <linux/ioport.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <drm/drm_fourcc.h>
+
+#include "dc-drv.h"
+#include "dc-fu.h"
+
+#define BASEADDRESS(x)			(0x10 + FRAC_OFFSET * (x))
+#define SOURCEBUFFERATTRIBUTES(x)	(0x14 + FRAC_OFFSET * (x))
+#define SOURCEBUFFERDIMENSION(x)	(0x18 + FRAC_OFFSET * (x))
+#define COLORCOMPONENTBITS(x)		(0x1c + FRAC_OFFSET * (x))
+#define COLORCOMPONENTSHIFT(x)		(0x20 + FRAC_OFFSET * (x))
+#define LAYEROFFSET(x)			(0x24 + FRAC_OFFSET * (x))
+#define CLIPWINDOWOFFSET(x)		(0x28 + FRAC_OFFSET * (x))
+#define CLIPWINDOWDIMENSIONS(x)		(0x2c + FRAC_OFFSET * (x))
+#define CONSTANTCOLOR(x)		(0x30 + FRAC_OFFSET * (x))
+#define LAYERPROPERTY(x)		(0x34 + FRAC_OFFSET * (x))
+#define FRAMEDIMENSIONS			0x150
+
+struct dc_fl {
+	struct dc_fu fu;
+};
+
+static const struct dc_subdev_info dc_fl_info[] = {
+	{ .reg_start = 0x56180ac0, .id = 0, },
+};
+
+static const struct regmap_range dc_fl_regmap_ranges[] = {
+	regmap_reg_range(STATICCONTROL, FRAMEDIMENSIONS),
+};
+
+static const struct regmap_access_table dc_fl_regmap_access_table = {
+	.yes_ranges = dc_fl_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_fl_regmap_ranges),
+};
+
+static const struct regmap_config dc_fl_cfg_regmap_config = {
+	.name = "cfg",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_fl_regmap_access_table,
+	.rd_table = &dc_fl_regmap_access_table,
+	.max_register = FRAMEDIMENSIONS,
+};
+
+static void dc_fl_set_fmt(struct dc_fu *fu, enum dc_fu_frac frac,
+			  const struct drm_format_info *format)
+{
+	u32 bits = 0, shifts = 0;
+
+	dc_fu_set_src_bpp(fu, frac, format->cpp[0] * 8);
+
+	regmap_write_bits(fu->reg_cfg, LAYERPROPERTY(frac),
+			  YUVCONVERSIONMODE_MASK,
+			  YUVCONVERSIONMODE(YUVCONVERSIONMODE_OFF));
+
+	dc_fu_get_pixel_format_bits(fu, format->format, &bits);
+	dc_fu_get_pixel_format_shifts(fu, format->format, &shifts);
+
+	regmap_write(fu->reg_cfg, COLORCOMPONENTBITS(frac), bits);
+	regmap_write(fu->reg_cfg, COLORCOMPONENTSHIFT(frac), shifts);
+}
+
+static void dc_fl_set_framedimensions(struct dc_fu *fu, int w, int h)
+{
+	regmap_write(fu->reg_cfg, FRAMEDIMENSIONS,
+		     FRAMEWIDTH(w) | FRAMEHEIGHT(h));
+}
+
+static void dc_fl_init(struct dc_fu *fu)
+{
+	dc_fu_common_hw_init(fu);
+	dc_fu_shdldreq_sticky(fu, 0xff);
+}
+
+static void dc_fl_set_ops(struct dc_fu *fu)
+{
+	memcpy(&fu->ops, &dc_fu_common_ops, sizeof(dc_fu_common_ops));
+	fu->ops.init = dc_fl_init;
+	fu->ops.set_fmt = dc_fl_set_fmt;
+	fu->ops.set_framedimensions = dc_fl_set_framedimensions;
+}
+
+static int dc_fl_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_pec;
+	void __iomem *base_cfg;
+	struct dc_fl *fl;
+	struct dc_fu *fu;
+	int i, id;
+
+	fl = devm_kzalloc(dev, sizeof(*fl), GFP_KERNEL);
+	if (!fl)
+		return -ENOMEM;
+
+	fu = &fl->fu;
+
+	res_pec = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	base_cfg = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	if (IS_ERR(base_cfg))
+		return PTR_ERR(base_cfg);
+
+	fu->reg_cfg = devm_regmap_init_mmio(dev, base_cfg,
+					    &dc_fl_cfg_regmap_config);
+	if (IS_ERR(fu->reg_cfg))
+		return PTR_ERR(fu->reg_cfg);
+
+	id = dc_subdev_get_id(dc_fl_info, ARRAY_SIZE(dc_fl_info), res_pec);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	fu->link_id = LINK_ID_FETCHLAYER0;
+	fu->id = DC_FETCHUNIT_FL0;
+	for (i = 0; i < DC_FETCHUNIT_FRAC_NUM; i++) {
+		fu->reg_baseaddr[i]		  = BASEADDRESS(i);
+		fu->reg_sourcebufferattributes[i] = SOURCEBUFFERATTRIBUTES(i);
+		fu->reg_sourcebufferdimension[i]  = SOURCEBUFFERDIMENSION(i);
+		fu->reg_layeroffset[i]		  = LAYEROFFSET(i);
+		fu->reg_clipwindowoffset[i]	  = CLIPWINDOWOFFSET(i);
+		fu->reg_clipwindowdimensions[i]	  = CLIPWINDOWDIMENSIONS(i);
+		fu->reg_constantcolor[i]	  = CONSTANTCOLOR(i);
+		fu->reg_layerproperty[i]	  = LAYERPROPERTY(i);
+	}
+	snprintf(fu->name, sizeof(fu->name), "FetchLayer%d", id);
+
+	dc_fl_set_ops(fu);
+
+	dc_drm->fu_disp[fu->id] = fu;
+
+	return 0;
+}
+
+static const struct component_ops dc_fl_ops = {
+	.bind = dc_fl_bind,
+};
+
+static int dc_fl_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_fl_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_fl_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_fl_ops);
+}
+
+static const struct of_device_id dc_fl_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-fetchlayer" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_fl_dt_ids);
+
+struct platform_driver dc_fl_driver = {
+	.probe = dc_fl_probe,
+	.remove = dc_fl_remove,
+	.driver = {
+		.name = "imx8-dc-fetchlayer",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_fl_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-fu.c b/drivers/gpu/drm/imx/dc/dc-fu.c
new file mode 100644
index 000000000000..f94c591c8158
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-fu.c
@@ -0,0 +1,258 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bitops.h>
+#include <linux/bits.h>
+#include <linux/math.h>
+
+#include "dc-fu.h"
+#include "dc-pe.h"
+
+/* STATICCONTROL */
+#define SHDLDREQSTICKY_MASK		GENMASK(31, 24)
+#define SHDLDREQSTICKY(x)		FIELD_PREP(SHDLDREQSTICKY_MASK, (x))
+#define BASEADDRESSAUTOUPDATE_MASK	GENMASK(23, 16)
+#define BASEADDRESSAUTOUPDATE(x)	FIELD_PREP(BASEADDRESSAUTOUPDATE_MASK, (x))
+
+/* BURSTBUFFERMANAGEMENT */
+#define SETBURSTLENGTH_MASK		GENMASK(12, 8)
+#define SETBURSTLENGTH(x)		FIELD_PREP(SETBURSTLENGTH_MASK, (x))
+#define SETNUMBUFFERS_MASK		GENMASK(7, 0)
+#define SETNUMBUFFERS(x)		FIELD_PREP(SETNUMBUFFERS_MASK, (x))
+#define LINEMODE_MASK			BIT(31)
+
+/* SOURCEBUFFERATTRIBUTES */
+#define BITSPERPIXEL_MASK		GENMASK(21, 16)
+#define BITSPERPIXEL(x)			FIELD_PREP(BITSPERPIXEL_MASK, (x))
+#define STRIDE_MASK			GENMASK(15, 0)
+#define STRIDE(x)			FIELD_PREP(STRIDE_MASK, (x) - 1)
+
+/* SOURCEBUFFERDIMENSION */
+#define LINEWIDTH(x)			FIELD_PREP(GENMASK(13, 0), (x))
+#define LINECOUNT(x)			FIELD_PREP(GENMASK(29, 16), (x))
+
+/* LAYEROFFSET */
+#define LAYERXOFFSET(x)			FIELD_PREP(GENMASK(14, 0), (x))
+#define LAYERYOFFSET(x)			FIELD_PREP(GENMASK(30, 16), (x))
+
+/* CLIPWINDOWOFFSET */
+#define CLIPWINDOWXOFFSET(x)		FIELD_PREP(GENMASK(14, 0), (x))
+#define CLIPWINDOWYOFFSET(x)		FIELD_PREP(GENMASK(30, 16), (x))
+
+/* CLIPWINDOWDIMENSIONS */
+#define CLIPWINDOWWIDTH(x)		FIELD_PREP(GENMASK(13, 0), (x) - 1)
+#define CLIPWINDOWHEIGHT(x)		FIELD_PREP(GENMASK(29, 16), (x) - 1)
+
+enum dc_linemode {
+	/*
+	 * Mandatory setting for operation in the Display Controller.
+	 * Works also for Blit Engine with marginal performance impact.
+	 */
+	LINEMODE_DISPLAY = 0,
+};
+
+struct dc_fu_pixel_format {
+	u32 pixel_format;
+	u32 bits;
+	u32 shifts;
+};
+
+static const struct dc_fu_pixel_format pixel_formats[] = {
+	{
+		DRM_FORMAT_XRGB8888,
+		R_BITS(8)   | G_BITS(8)   | B_BITS(8)   | A_BITS(0),
+		R_SHIFT(16) | G_SHIFT(8)  | B_SHIFT(0)  | A_SHIFT(0),
+	},
+};
+
+void dc_fu_get_pixel_format_bits(struct dc_fu *fu, u32 format, u32 *bits)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(pixel_formats); i++) {
+		if (pixel_formats[i].pixel_format == format) {
+			*bits = pixel_formats[i].bits;
+			return;
+		}
+	}
+}
+
+void
+dc_fu_get_pixel_format_shifts(struct dc_fu *fu, u32 format, u32 *shifts)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(pixel_formats); i++) {
+		if (pixel_formats[i].pixel_format == format) {
+			*shifts = pixel_formats[i].shifts;
+			return;
+		}
+	}
+}
+
+static inline void dc_fu_enable_shden(struct dc_fu *fu)
+{
+	regmap_write_bits(fu->reg_cfg, STATICCONTROL, SHDEN, SHDEN);
+}
+
+static inline void dc_fu_baddr_autoupdate(struct dc_fu *fu, u8 layer_mask)
+{
+	regmap_write_bits(fu->reg_cfg, STATICCONTROL,
+			  BASEADDRESSAUTOUPDATE_MASK,
+			  BASEADDRESSAUTOUPDATE(layer_mask));
+}
+
+void dc_fu_shdldreq_sticky(struct dc_fu *fu, u8 layer_mask)
+{
+	regmap_write_bits(fu->reg_cfg, STATICCONTROL, SHDLDREQSTICKY_MASK,
+			  SHDLDREQSTICKY(layer_mask));
+}
+
+static inline void dc_fu_set_linemode(struct dc_fu *fu, enum dc_linemode mode)
+{
+	regmap_write_bits(fu->reg_cfg, BURSTBUFFERMANAGEMENT, LINEMODE_MASK,
+			  mode);
+}
+
+static inline void dc_fu_set_numbuffers(struct dc_fu *fu, unsigned int num)
+{
+	regmap_write_bits(fu->reg_cfg, BURSTBUFFERMANAGEMENT,
+			  SETNUMBUFFERS_MASK, SETNUMBUFFERS(num));
+}
+
+static void dc_fu_set_burstlength(struct dc_fu *fu, dma_addr_t baddr)
+{
+	unsigned int burst_size, burst_length;
+
+	burst_size = 1 << __ffs(baddr);
+	burst_size = round_up(burst_size, 8);
+	burst_size = min(burst_size, 128U);
+	burst_length = burst_size / 8;
+
+	regmap_write_bits(fu->reg_cfg, BURSTBUFFERMANAGEMENT,
+			  SETBURSTLENGTH_MASK, SETBURSTLENGTH(burst_length));
+}
+
+static void dc_fu_set_baseaddress(struct dc_fu *fu, enum dc_fu_frac frac,
+				  dma_addr_t baddr)
+{
+	regmap_write(fu->reg_cfg, fu->reg_baseaddr[frac], baddr);
+}
+
+void dc_fu_set_src_bpp(struct dc_fu *fu, enum dc_fu_frac frac, unsigned int bpp)
+{
+	regmap_write_bits(fu->reg_cfg, fu->reg_sourcebufferattributes[frac],
+			  BITSPERPIXEL_MASK, BITSPERPIXEL(bpp));
+}
+
+static void dc_fu_set_src_stride(struct dc_fu *fu, enum dc_fu_frac frac,
+				 unsigned int stride)
+{
+	regmap_write_bits(fu->reg_cfg, fu->reg_sourcebufferattributes[frac],
+			  STRIDE_MASK, STRIDE(stride));
+}
+
+static void dc_fu_set_src_buf_dimensions(struct dc_fu *fu, enum dc_fu_frac frac,
+					 int w, int h)
+{
+	regmap_write(fu->reg_cfg, fu->reg_sourcebufferdimension[frac],
+		     LINEWIDTH(w) | LINECOUNT(h));
+}
+
+static inline void dc_fu_layeroffset(struct dc_fu *fu, enum dc_fu_frac frac,
+				     unsigned int x, unsigned int y)
+{
+	regmap_write(fu->reg_cfg, fu->reg_layeroffset[frac],
+		     LAYERXOFFSET(x) | LAYERYOFFSET(y));
+}
+
+static inline void dc_fu_clipoffset(struct dc_fu *fu, enum dc_fu_frac frac,
+				    unsigned int x, unsigned int y)
+{
+	regmap_write(fu->reg_cfg, fu->reg_clipwindowoffset[frac],
+		     CLIPWINDOWXOFFSET(x) | CLIPWINDOWYOFFSET(y));
+}
+
+static inline void dc_fu_clipdimensions(struct dc_fu *fu, enum dc_fu_frac frac,
+					unsigned int w, unsigned int h)
+{
+	regmap_write(fu->reg_cfg, fu->reg_clipwindowdimensions[frac],
+		     CLIPWINDOWWIDTH(w) | CLIPWINDOWHEIGHT(h));
+}
+
+static inline void
+dc_fu_set_pixel_blend_mode(struct dc_fu *fu, enum dc_fu_frac frac)
+{
+	regmap_write(fu->reg_cfg, fu->reg_layerproperty[frac], 0);
+	regmap_write(fu->reg_cfg, fu->reg_constantcolor[frac], 0);
+}
+
+static void dc_fu_enable_src_buf(struct dc_fu *fu, enum dc_fu_frac frac)
+{
+	regmap_write_bits(fu->reg_cfg, fu->reg_layerproperty[frac],
+			  SOURCEBUFFERENABLE, SOURCEBUFFERENABLE);
+}
+
+static void dc_fu_disable_src_buf(struct dc_fu *fu, enum dc_fu_frac frac)
+{
+	regmap_write_bits(fu->reg_cfg, fu->reg_layerproperty[frac],
+			  SOURCEBUFFERENABLE, 0);
+
+	if (fu->lb) {
+		dc_lb_pec_clken(fu->lb, CLKEN_DISABLE);
+		dc_lb_mode(fu->lb, LB_NEUTRAL);
+	}
+}
+
+static void dc_fu_set_layerblend(struct dc_fu *fu, struct dc_lb *lb)
+{
+	fu->lb = lb;
+}
+
+static enum dc_link_id dc_fu_get_link_id(struct dc_fu *fu)
+{
+	return fu->link_id;
+}
+
+static const char *dc_fu_get_name(struct dc_fu *fu)
+{
+	return fu->name;
+}
+
+const struct dc_fu_ops dc_fu_common_ops = {
+	.set_burstlength	= dc_fu_set_burstlength,
+	.set_baseaddress	= dc_fu_set_baseaddress,
+	.set_src_stride		= dc_fu_set_src_stride,
+	.set_src_buf_dimensions = dc_fu_set_src_buf_dimensions,
+	.enable_src_buf		= dc_fu_enable_src_buf,
+	.disable_src_buf	= dc_fu_disable_src_buf,
+	.set_layerblend		= dc_fu_set_layerblend,
+	.get_link_id		= dc_fu_get_link_id,
+	.get_name		= dc_fu_get_name,
+};
+
+const struct dc_fu_ops *dc_fu_get_ops(struct dc_fu *fu)
+{
+	return &fu->ops;
+}
+
+void dc_fu_common_hw_init(struct dc_fu *fu)
+{
+	enum dc_fu_frac i;
+
+	dc_fu_baddr_autoupdate(fu, 0x0);
+	dc_fu_enable_shden(fu);
+	dc_fu_set_linemode(fu, LINEMODE_DISPLAY);
+	dc_fu_set_numbuffers(fu, 16);
+
+	for (i = DC_FETCHUNIT_FRAC0; i < DC_FETCHUNIT_FRAC_NUM; i++) {
+		dc_fu_layeroffset(fu, i, 0, 0);
+		dc_fu_clipoffset(fu, i, 0, 0);
+		dc_fu_clipdimensions(fu, i, 1, 1);
+		dc_fu_disable_src_buf(fu, i);
+		dc_fu_set_pixel_blend_mode(fu, i);
+	}
+}
diff --git a/drivers/gpu/drm/imx/dc/dc-fu.h b/drivers/gpu/drm/imx/dc/dc-fu.h
new file mode 100644
index 000000000000..e016e1ea5b4e
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-fu.h
@@ -0,0 +1,129 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DC_FETCHUNIT_H__
+#define __DC_FETCHUNIT_H__
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/regmap.h>
+#include <linux/types.h>
+
+#include <drm/drm_fourcc.h>
+
+#include "dc-pe.h"
+
+#define FRAC_OFFSET			0x28
+
+#define STATICCONTROL			0x8
+#define BURSTBUFFERMANAGEMENT		0xc
+
+/* COLORCOMPONENTBITS */
+#define R_BITS(x)			FIELD_PREP_CONST(GENMASK(27, 24), (x))
+#define G_BITS(x)			FIELD_PREP_CONST(GENMASK(19, 16), (x))
+#define B_BITS(x)			FIELD_PREP_CONST(GENMASK(11, 8), (x))
+#define A_BITS(x)			FIELD_PREP_CONST(GENMASK(3, 0), (x))
+
+/* COLORCOMPONENTSHIFT */
+#define R_SHIFT(x)			FIELD_PREP_CONST(GENMASK(28, 24), (x))
+#define G_SHIFT(x)			FIELD_PREP_CONST(GENMASK(20, 16), (x))
+#define B_SHIFT(x)			FIELD_PREP_CONST(GENMASK(12, 8), (x))
+#define A_SHIFT(x)			FIELD_PREP_CONST(GENMASK(4, 0), (x))
+
+/* LAYERPROPERTY */
+#define YUVCONVERSIONMODE_MASK		GENMASK(18, 17)
+#define YUVCONVERSIONMODE(x)		FIELD_PREP(YUVCONVERSIONMODE_MASK, (x))
+#define SOURCEBUFFERENABLE		BIT(31)
+
+/* FRAMEDIMENSIONS */
+#define FRAMEWIDTH(x)			FIELD_PREP(GENMASK(13, 0), (x))
+#define FRAMEHEIGHT(x)			FIELD_PREP(GENMASK(29, 16), (x))
+
+/* CONTROL */
+#define INPUTSELECT_MASK		GENMASK(4, 3)
+#define INPUTSELECT(x)			FIELD_PREP(INPUTSELECT_MASK, (x))
+#define RASTERMODE_MASK			GENMASK(2, 0)
+#define RASTERMODE(x)			FIELD_PREP(RASTERMODE_MASK, (x))
+
+enum dc_yuvconversionmode {
+	YUVCONVERSIONMODE_OFF,
+};
+
+enum dc_inputselect {
+	INPUTSELECT_INACTIVE,
+};
+
+enum dc_rastermode {
+	RASTERMODE_NORMAL,
+};
+
+enum {
+	DC_FETCHUNIT_FL0,
+	DC_FETCHUNIT_FW2,
+};
+
+enum dc_fu_frac {
+	DC_FETCHUNIT_FRAC0,
+	DC_FETCHUNIT_FRAC1,
+	DC_FETCHUNIT_FRAC2,
+	DC_FETCHUNIT_FRAC3,
+	DC_FETCHUNIT_FRAC4,
+	DC_FETCHUNIT_FRAC5,
+	DC_FETCHUNIT_FRAC6,
+	DC_FETCHUNIT_FRAC7,
+	DC_FETCHUNIT_FRAC_NUM
+};
+
+struct dc_fu;
+struct dc_lb;
+
+struct dc_fu_ops {
+	void (*init)(struct dc_fu *fu);
+	void (*set_burstlength)(struct dc_fu *fu, dma_addr_t baddr);
+	void (*set_baseaddress)(struct dc_fu *fu, enum dc_fu_frac frac,
+				dma_addr_t baddr);
+	void (*set_src_stride)(struct dc_fu *fu, enum dc_fu_frac frac,
+			       unsigned int stride);
+	void (*set_src_buf_dimensions)(struct dc_fu *fu, enum dc_fu_frac frac,
+				       int w, int h);
+	void (*set_fmt)(struct dc_fu *fu, enum dc_fu_frac frac,
+			const struct drm_format_info *format);
+	void (*enable_src_buf)(struct dc_fu *fu, enum dc_fu_frac frac);
+	void (*disable_src_buf)(struct dc_fu *fu, enum dc_fu_frac frac);
+	void (*set_framedimensions)(struct dc_fu *fu, int w, int h);
+	void (*set_layerblend)(struct dc_fu *fu, struct dc_lb *lb);
+	enum dc_link_id (*get_link_id)(struct dc_fu *fu);
+	const char *(*get_name)(struct dc_fu *fu);
+};
+
+struct dc_fu {
+	struct regmap *reg_pec;
+	struct regmap *reg_cfg;
+	char name[21];
+	u32 reg_baseaddr[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_sourcebufferattributes[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_sourcebufferdimension[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_layeroffset[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_clipwindowoffset[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_clipwindowdimensions[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_constantcolor[DC_FETCHUNIT_FRAC_NUM];
+	u32 reg_layerproperty[DC_FETCHUNIT_FRAC_NUM];
+	unsigned int id;
+	enum dc_link_id link_id;
+	struct dc_fu_ops ops;
+	struct dc_lb *lb;
+};
+
+extern const struct dc_fu_ops dc_fu_common_ops;
+
+void dc_fu_get_pixel_format_bits(struct dc_fu *fu, u32 format, u32 *bits);
+void dc_fu_get_pixel_format_shifts(struct dc_fu *fu, u32 format, u32 *shifts);
+void dc_fu_shdldreq_sticky(struct dc_fu *fu, u8 layer_mask);
+void dc_fu_set_src_bpp(struct dc_fu *fu, enum dc_fu_frac frac, unsigned int bpp);
+void dc_fu_common_hw_init(struct dc_fu *fu);
+
+const struct dc_fu_ops *dc_fu_get_ops(struct dc_fu *fu);
+
+#endif /* __DC_FETCHUNIT_H__ */
diff --git a/drivers/gpu/drm/imx/dc/dc-fw.c b/drivers/gpu/drm/imx/dc/dc-fw.c
new file mode 100644
index 000000000000..acb2d4d9e2ec
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-fw.c
@@ -0,0 +1,222 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <drm/drm_fourcc.h>
+
+#include "dc-drv.h"
+#include "dc-fu.h"
+
+#define PIXENGCFG_DYNAMIC		0x8
+
+#define BASEADDRESS(x)			(0x10 + FRAC_OFFSET * (x))
+#define SOURCEBUFFERATTRIBUTES(x)	(0x14 + FRAC_OFFSET * (x))
+#define SOURCEBUFFERDIMENSION(x)	(0x18 + FRAC_OFFSET * (x))
+#define COLORCOMPONENTBITS(x)		(0x1c + FRAC_OFFSET * (x))
+#define COLORCOMPONENTSHIFT(x)		(0x20 + FRAC_OFFSET * (x))
+#define LAYEROFFSET(x)			(0x24 + FRAC_OFFSET * (x))
+#define CLIPWINDOWOFFSET(x)		(0x28 + FRAC_OFFSET * (x))
+#define CLIPWINDOWDIMENSIONS(x)		(0x2c + FRAC_OFFSET * (x))
+#define CONSTANTCOLOR(x)		(0x30 + FRAC_OFFSET * (x))
+#define LAYERPROPERTY(x)		(0x34 + FRAC_OFFSET * (x))
+#define FRAMEDIMENSIONS			0x150
+#define CONTROL				0x170
+
+struct dc_fw {
+	struct dc_fu fu;
+};
+
+static const struct dc_subdev_info dc_fw_info[] = {
+	{ .reg_start = 0x56180a60, .id = 2, },
+};
+
+static const struct regmap_range dc_fw_pec_regmap_access_ranges[] = {
+	regmap_reg_range(PIXENGCFG_DYNAMIC, PIXENGCFG_DYNAMIC),
+};
+
+static const struct regmap_access_table dc_fw_pec_regmap_access_table = {
+	.yes_ranges = dc_fw_pec_regmap_access_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_fw_pec_regmap_access_ranges),
+};
+
+static const struct regmap_config dc_fw_pec_regmap_config = {
+	.name = "pec",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_fw_pec_regmap_access_table,
+	.rd_table = &dc_fw_pec_regmap_access_table,
+	.max_register = PIXENGCFG_DYNAMIC,
+};
+
+static const struct regmap_range dc_fw_regmap_ranges[] = {
+	regmap_reg_range(STATICCONTROL, FRAMEDIMENSIONS),
+	regmap_reg_range(CONTROL, CONTROL),
+};
+
+static const struct regmap_access_table dc_fw_regmap_access_table = {
+	.yes_ranges = dc_fw_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_fw_regmap_ranges),
+};
+
+static const struct regmap_config dc_fw_cfg_regmap_config = {
+	.name = "cfg",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_fw_regmap_access_table,
+	.rd_table = &dc_fw_regmap_access_table,
+	.max_register = CONTROL,
+};
+
+static void dc_fw_set_fmt(struct dc_fu *fu, enum dc_fu_frac frac,
+			  const struct drm_format_info *format)
+{
+	u32 bits = 0, shifts = 0;
+
+	dc_fu_set_src_bpp(fu, frac, format->cpp[0] * 8);
+
+	regmap_write_bits(fu->reg_cfg, CONTROL, INPUTSELECT_MASK,
+			  INPUTSELECT(INPUTSELECT_INACTIVE));
+	regmap_write_bits(fu->reg_cfg, CONTROL, RASTERMODE_MASK,
+			  RASTERMODE(RASTERMODE_NORMAL));
+
+	regmap_write_bits(fu->reg_cfg, LAYERPROPERTY(frac),
+			  YUVCONVERSIONMODE_MASK,
+			  YUVCONVERSIONMODE(YUVCONVERSIONMODE_OFF));
+
+	dc_fu_get_pixel_format_bits(fu, format->format, &bits);
+	dc_fu_get_pixel_format_shifts(fu, format->format, &shifts);
+
+	regmap_write(fu->reg_cfg, COLORCOMPONENTBITS(frac), bits);
+	regmap_write(fu->reg_cfg, COLORCOMPONENTSHIFT(frac), shifts);
+}
+
+static void dc_fw_set_framedimensions(struct dc_fu *fu, int w, int h)
+{
+	regmap_write(fu->reg_cfg, FRAMEDIMENSIONS,
+		     FRAMEWIDTH(w) | FRAMEHEIGHT(h));
+}
+
+static void dc_fw_init(struct dc_fu *fu)
+{
+	regmap_write(fu->reg_pec, PIXENGCFG_DYNAMIC, LINK_ID_NONE);
+	dc_fu_common_hw_init(fu);
+	dc_fu_shdldreq_sticky(fu, 0xff);
+}
+
+static void dc_fw_set_ops(struct dc_fu *fu)
+{
+	memcpy(&fu->ops, &dc_fu_common_ops, sizeof(dc_fu_common_ops));
+	fu->ops.init = dc_fw_init;
+	fu->ops.set_fmt	= dc_fw_set_fmt;
+	fu->ops.set_framedimensions = dc_fw_set_framedimensions;
+}
+
+static int dc_fw_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_pec;
+	void __iomem *base_pec;
+	void __iomem *base_cfg;
+	struct dc_fw *fw;
+	struct dc_fu *fu;
+	int i, id;
+
+	fw = devm_kzalloc(dev, sizeof(*fw), GFP_KERNEL);
+	if (!fw)
+		return -ENOMEM;
+
+	fu = &fw->fu;
+
+	base_pec = devm_platform_get_and_ioremap_resource(pdev, 0, &res_pec);
+	if (IS_ERR(base_pec))
+		return PTR_ERR(base_pec);
+
+	base_cfg = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	if (IS_ERR(base_cfg))
+		return PTR_ERR(base_cfg);
+
+	fu->reg_pec = devm_regmap_init_mmio(dev, base_pec,
+					    &dc_fw_pec_regmap_config);
+	if (IS_ERR(fu->reg_pec))
+		return PTR_ERR(fu->reg_pec);
+
+	fu->reg_cfg = devm_regmap_init_mmio(dev, base_cfg,
+					    &dc_fw_cfg_regmap_config);
+	if (IS_ERR(fu->reg_cfg))
+		return PTR_ERR(fu->reg_cfg);
+
+	id = dc_subdev_get_id(dc_fw_info, ARRAY_SIZE(dc_fw_info), res_pec);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	fu->link_id = LINK_ID_FETCHWARP2;
+	fu->id = DC_FETCHUNIT_FW2;
+	for (i = 0; i < DC_FETCHUNIT_FRAC_NUM; i++) {
+		fu->reg_baseaddr[i]		  = BASEADDRESS(i);
+		fu->reg_sourcebufferattributes[i] = SOURCEBUFFERATTRIBUTES(i);
+		fu->reg_sourcebufferdimension[i]  = SOURCEBUFFERDIMENSION(i);
+		fu->reg_layeroffset[i]		  = LAYEROFFSET(i);
+		fu->reg_clipwindowoffset[i]	  = CLIPWINDOWOFFSET(i);
+		fu->reg_clipwindowdimensions[i]	  = CLIPWINDOWDIMENSIONS(i);
+		fu->reg_constantcolor[i]	  = CONSTANTCOLOR(i);
+		fu->reg_layerproperty[i]	  = LAYERPROPERTY(i);
+	}
+	snprintf(fu->name, sizeof(fu->name), "FetchWarp%d", id);
+
+	dc_fw_set_ops(fu);
+
+	dc_drm->fu_disp[fu->id] = fu;
+
+	return 0;
+}
+
+static const struct component_ops dc_fw_ops = {
+	.bind = dc_fw_bind,
+};
+
+static int dc_fw_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_fw_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_fw_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_fw_ops);
+}
+
+static const struct of_device_id dc_fw_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-fetchwarp" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_fw_dt_ids);
+
+struct platform_driver dc_fw_driver = {
+	.probe = dc_fw_probe,
+	.remove = dc_fw_remove,
+	.driver = {
+		.name = "imx8-dc-fetchwarp",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_fw_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-ic.c b/drivers/gpu/drm/imx/dc/dc-ic.c
new file mode 100644
index 000000000000..a270ae4030cd
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-ic.c
@@ -0,0 +1,282 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/clk.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/irqchip/chained_irq.h>
+#include <linux/irqdomain.h>
+#include <linux/of.h>
+#include <linux/of_irq.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#define USERINTERRUPTMASK(n)	(0x8 + 4 * (n))
+#define INTERRUPTENABLE(n)	(0x10 + 4 * (n))
+#define INTERRUPTPRESET(n)	(0x18 + 4 * (n))
+#define INTERRUPTCLEAR(n)	(0x20 + 4 * (n))
+#define INTERRUPTSTATUS(n)	(0x28 + 4 * (n))
+#define USERINTERRUPTENABLE(n)	(0x40 + 4 * (n))
+#define USERINTERRUPTPRESET(n)	(0x48 + 4 * (n))
+#define USERINTERRUPTCLEAR(n)	(0x50 + 4 * (n))
+#define USERINTERRUPTSTATUS(n)	(0x58 + 4 * (n))
+
+#define IRQ_COUNT	49
+#define IRQ_RESERVED	35
+#define REG_NUM		2
+
+struct dc_ic_data {
+	struct regmap		*regs;
+	struct clk		*clk_axi;
+	int			irq[IRQ_COUNT];
+	struct irq_domain	*domain;
+};
+
+struct dc_ic_entry {
+	struct dc_ic_data *data;
+	int irq;
+};
+
+static const struct regmap_range dc_ic_regmap_write_ranges[] = {
+	regmap_reg_range(USERINTERRUPTMASK(0), INTERRUPTCLEAR(1)),
+	regmap_reg_range(USERINTERRUPTENABLE(0), USERINTERRUPTCLEAR(1)),
+};
+
+static const struct regmap_access_table dc_ic_regmap_write_table = {
+	.yes_ranges = dc_ic_regmap_write_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ic_regmap_write_ranges),
+};
+
+static const struct regmap_range dc_ic_regmap_read_ranges[] = {
+	regmap_reg_range(USERINTERRUPTMASK(0), INTERRUPTENABLE(1)),
+	regmap_reg_range(INTERRUPTSTATUS(0), INTERRUPTSTATUS(1)),
+	regmap_reg_range(USERINTERRUPTENABLE(0), USERINTERRUPTENABLE(1)),
+	regmap_reg_range(USERINTERRUPTSTATUS(0), USERINTERRUPTSTATUS(1)),
+};
+
+static const struct regmap_access_table dc_ic_regmap_read_table = {
+	.yes_ranges = dc_ic_regmap_read_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ic_regmap_read_ranges),
+};
+
+static const struct regmap_range dc_ic_regmap_volatile_ranges[] = {
+	regmap_reg_range(INTERRUPTPRESET(0), INTERRUPTCLEAR(1)),
+	regmap_reg_range(USERINTERRUPTPRESET(0), USERINTERRUPTCLEAR(1)),
+};
+
+static const struct regmap_access_table dc_ic_regmap_volatile_table = {
+	.yes_ranges = dc_ic_regmap_volatile_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_ic_regmap_volatile_ranges),
+};
+
+static const struct regmap_config dc_ic_regmap_config = {
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_ic_regmap_write_table,
+	.rd_table = &dc_ic_regmap_read_table,
+	.volatile_table = &dc_ic_regmap_volatile_table,
+	.max_register = USERINTERRUPTSTATUS(1),
+};
+
+static void dc_ic_irq_handler(struct irq_desc *desc)
+{
+	struct dc_ic_entry *entry = irq_desc_get_handler_data(desc);
+	struct dc_ic_data *data = entry->data;
+	unsigned int status, enable;
+	unsigned int virq;
+
+	chained_irq_enter(irq_desc_get_chip(desc), desc);
+
+	regmap_read(data->regs, USERINTERRUPTSTATUS(entry->irq / 32), &status);
+	regmap_read(data->regs, USERINTERRUPTENABLE(entry->irq / 32), &enable);
+
+	status &= enable;
+
+	if (status & BIT(entry->irq % 32)) {
+		virq = irq_find_mapping(data->domain, entry->irq);
+		if (virq)
+			generic_handle_irq(virq);
+	}
+
+	chained_irq_exit(irq_desc_get_chip(desc), desc);
+}
+
+static const unsigned long unused_irq[REG_NUM] = {0x00000000, 0xfffe0008};
+
+static int dc_ic_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct irq_chip_generic *gc;
+	struct dc_ic_entry *entry;
+	struct irq_chip_type *ct;
+	struct dc_ic_data *data;
+	void __iomem *base;
+	int i, ret;
+
+	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+
+	entry = devm_kcalloc(dev, IRQ_COUNT, sizeof(*entry), GFP_KERNEL);
+	if (!entry)
+		return -ENOMEM;
+
+	base = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(base)) {
+		dev_err(dev, "failed to initialize reg\n");
+		return PTR_ERR(base);
+	}
+
+	data->regs = devm_regmap_init_mmio(dev, base, &dc_ic_regmap_config);
+	if (IS_ERR(data->regs))
+		return PTR_ERR(data->regs);
+
+	data->clk_axi = devm_clk_get(dev, NULL);
+	if (IS_ERR(data->clk_axi))
+		return dev_err_probe(dev, PTR_ERR(data->clk_axi),
+				     "failed to get AXI clock\n");
+
+	for (i = 0; i < IRQ_COUNT; i++) {
+		/* skip the reserved IRQ */
+		if (i == IRQ_RESERVED)
+			continue;
+
+		ret = platform_get_irq(pdev, i);
+		if (ret < 0)
+			return ret;
+	}
+
+	dev_set_drvdata(dev, data);
+
+	ret = devm_pm_runtime_enable(dev);
+	if (ret)
+		return ret;
+
+	ret = pm_runtime_resume_and_get(dev);
+	if (ret < 0) {
+		dev_err(dev, "failed to get runtime PM sync: %d\n", ret);
+		return ret;
+	}
+
+	for (i = 0; i < REG_NUM; i++) {
+		/* mask and clear all interrupts */
+		regmap_write(data->regs, USERINTERRUPTENABLE(i), 0x0);
+		regmap_write(data->regs, INTERRUPTENABLE(i), 0x0);
+		regmap_write(data->regs, USERINTERRUPTCLEAR(i), 0xffffffff);
+		regmap_write(data->regs, INTERRUPTCLEAR(i), 0xffffffff);
+
+		/* set all interrupts to user mode */
+		regmap_write(data->regs, USERINTERRUPTMASK(i), 0xffffffff);
+	}
+
+	data->domain = irq_domain_add_linear(dev->of_node, IRQ_COUNT,
+					     &irq_generic_chip_ops, data);
+	if (!data->domain) {
+		dev_err(dev, "failed to create IRQ domain\n");
+		pm_runtime_put(dev);
+		return -ENOMEM;
+	}
+	irq_domain_set_pm_device(data->domain, dev);
+
+	ret = irq_alloc_domain_generic_chips(data->domain, 32, 1, "DC",
+					     handle_level_irq, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed to alloc generic IRQ chips: %d\n", ret);
+		irq_domain_remove(data->domain);
+		pm_runtime_put(dev);
+		return ret;
+	}
+
+	for (i = 0; i < IRQ_COUNT; i += 32) {
+		gc = irq_get_domain_generic_chip(data->domain, i);
+		gc->reg_base = base;
+		gc->unused = unused_irq[i / 32];
+		ct = gc->chip_types;
+		ct->chip.irq_ack = irq_gc_ack_set_bit;
+		ct->chip.irq_mask = irq_gc_mask_clr_bit;
+		ct->chip.irq_unmask = irq_gc_mask_set_bit;
+		ct->regs.ack = USERINTERRUPTCLEAR(i / 32);
+		ct->regs.mask = USERINTERRUPTENABLE(i / 32);
+	}
+
+	for (i = 0; i < IRQ_COUNT; i++) {
+		/* skip the reserved IRQ */
+		if (i == IRQ_RESERVED)
+			continue;
+
+		data->irq[i] = irq_of_parse_and_map(dev->of_node, i);
+
+		entry[i].data = data;
+		entry[i].irq = i;
+
+		irq_set_chained_handler_and_data(data->irq[i],
+						 dc_ic_irq_handler, &entry[i]);
+	}
+
+	return 0;
+}
+
+static void dc_ic_remove(struct platform_device *pdev)
+{
+	struct dc_ic_data *data = dev_get_drvdata(&pdev->dev);
+	int i;
+
+	for (i = 0; i < IRQ_COUNT; i++) {
+		if (i == IRQ_RESERVED)
+			continue;
+
+		irq_set_chained_handler_and_data(data->irq[i], NULL, NULL);
+	}
+
+	irq_domain_remove(data->domain);
+
+	pm_runtime_put_sync(&pdev->dev);
+}
+
+static int dc_ic_runtime_suspend(struct device *dev)
+{
+	struct dc_ic_data *data = dev_get_drvdata(dev);
+
+	clk_disable_unprepare(data->clk_axi);
+
+	return 0;
+}
+
+static int dc_ic_runtime_resume(struct device *dev)
+{
+	struct dc_ic_data *data = dev_get_drvdata(dev);
+	int ret;
+
+	ret = clk_prepare_enable(data->clk_axi);
+	if (ret)
+		dev_err(dev, "failed to enable AXI clock: %d\n", ret);
+
+	return ret;
+}
+
+static const struct dev_pm_ops dc_ic_pm_ops = {
+	SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+				      pm_runtime_force_resume)
+	RUNTIME_PM_OPS(dc_ic_runtime_suspend, dc_ic_runtime_resume, NULL)
+};
+
+static const struct of_device_id dc_ic_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-intc", },
+	{ /* sentinel */ }
+};
+
+struct platform_driver dc_ic_driver = {
+	.probe = dc_ic_probe,
+	.remove = dc_ic_remove,
+	.driver = {
+		.name = "imx8-dc-intc",
+		.suppress_bind_attrs = true,
+		.of_match_table	= dc_ic_dt_ids,
+		.pm = pm_sleep_ptr(&dc_ic_pm_ops),
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-kms.c b/drivers/gpu/drm/imx/dc/dc-kms.c
new file mode 100644
index 000000000000..2b18aa37a4a8
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-kms.c
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/of.h>
+#include <linux/of_graph.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_bridge.h>
+#include <drm/drm_bridge_connector.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
+#include <drm/drm_encoder.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_mode_config.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+#include <drm/drm_vblank.h>
+
+#include "dc-de.h"
+#include "dc-drv.h"
+#include "dc-kms.h"
+
+static const struct drm_mode_config_funcs dc_drm_mode_config_funcs = {
+	.fb_create = drm_gem_fb_create,
+	.atomic_check = drm_atomic_helper_check,
+	.atomic_commit = drm_atomic_helper_commit,
+};
+
+static int dc_kms_init_encoder_per_crtc(struct dc_drm_device *dc_drm,
+					int crtc_index)
+{
+	struct dc_crtc *dc_crtc = &dc_drm->dc_crtc[crtc_index];
+	struct drm_device *drm = &dc_drm->base;
+	struct drm_crtc *crtc = &dc_crtc->base;
+	struct drm_connector *connector;
+	struct device *dev = drm->dev;
+	struct drm_encoder *encoder;
+	struct drm_bridge *bridge;
+	int ret;
+
+	bridge = devm_drm_of_get_bridge(dev, dc_crtc->de->tc->dev->of_node,
+					0, 0);
+	if (IS_ERR(bridge)) {
+		ret = PTR_ERR(bridge);
+		if (ret == -ENODEV)
+			return 0;
+
+		return dev_err_probe(dev, ret,
+				     "failed to find bridge for CRTC%u\n",
+				     crtc->index);
+	}
+
+	encoder = &dc_drm->encoder[crtc_index];
+	ret = drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_NONE);
+	if (ret) {
+		dev_err(dev, "failed to initialize encoder for CRTC%u: %d\n",
+			crtc->index, ret);
+		return ret;
+	}
+
+	encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+	ret = drm_bridge_attach(encoder, bridge, NULL,
+				DRM_BRIDGE_ATTACH_NO_CONNECTOR);
+	if (ret) {
+		dev_err(dev,
+			"failed to attach bridge to encoder for CRTC%u: %d\n",
+			crtc->index, ret);
+		return ret;
+	}
+
+	connector = drm_bridge_connector_init(drm, encoder);
+	if (IS_ERR(connector)) {
+		ret = PTR_ERR(connector);
+		dev_err(dev, "failed to init bridge connector for CRTC%u: %d\n",
+			crtc->index, ret);
+		return ret;
+	}
+
+	ret = drm_connector_attach_encoder(connector, encoder);
+	if (ret)
+		dev_err(dev,
+			"failed to attach encoder to connector for CRTC%u: %d\n",
+			crtc->index, ret);
+
+	return ret;
+}
+
+int dc_kms_init(struct dc_drm_device *dc_drm)
+{
+	struct drm_device *drm = &dc_drm->base;
+	int ret, i;
+
+	ret = drmm_mode_config_init(drm);
+	if (ret)
+		return ret;
+
+	drm->mode_config.min_width = 60;
+	drm->mode_config.min_height = 60;
+	drm->mode_config.max_width = 8192;
+	drm->mode_config.max_height = 8192;
+	drm->mode_config.funcs = &dc_drm_mode_config_funcs;
+
+	drm->vblank_disable_immediate = true;
+	drm->max_vblank_count = DC_FRAMEGEN_MAX_FRAME_INDEX;
+
+	for (i = 0; i < DC_DISPLAYS; i++) {
+		ret = dc_crtc_init(dc_drm, i);
+		if (ret)
+			return ret;
+
+		ret = dc_kms_init_encoder_per_crtc(dc_drm, i);
+		if (ret)
+			return ret;
+	}
+
+	for (i = 0; i < DC_DISPLAYS; i++) {
+		ret = dc_crtc_post_init(dc_drm, i);
+		if (ret)
+			return ret;
+	}
+
+	ret = drm_vblank_init(drm, DC_DISPLAYS);
+	if (ret) {
+		dev_err(drm->dev, "failed to init vblank support: %d\n", ret);
+		return ret;
+	}
+
+	drm_mode_config_reset(drm);
+
+	drm_kms_helper_poll_init(drm);
+
+	return 0;
+}
+
+void dc_kms_uninit(struct dc_drm_device *dc_drm)
+{
+	drm_kms_helper_poll_fini(&dc_drm->base);
+}
diff --git a/drivers/gpu/drm/imx/dc/dc-kms.h b/drivers/gpu/drm/imx/dc/dc-kms.h
new file mode 100644
index 000000000000..cd7860eff986
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-kms.h
@@ -0,0 +1,131 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DC_KMS_H__
+#define __DC_KMS_H__
+
+#include <linux/completion.h>
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_plane.h>
+#include <drm/drm_vblank.h>
+
+#include "dc-de.h"
+#include "dc-fu.h"
+#include "dc-pe.h"
+
+#define DC_CRTC_IRQS	5
+
+struct dc_crtc_irq {
+	struct dc_crtc *dc_crtc;
+	unsigned int irq;
+};
+
+/**
+ * struct dc_crtc - DC specific drm_crtc
+ *
+ * Each display controller contains one content stream and one safety stream.
+ * In general, the two streams have the same functionality. One stream is
+ * overlaid on the other by @fg. This driver chooses to generate black constant
+ * color from the content stream as background color, build plane(s) on the
+ * content stream by using layerblend(s) and always generate a constant color
+ * from the safety stream. Note that due to the decoupled timing, the safety
+ * stream still works to show the constant color properly even when the content
+ * stream has completely hung up due to mal-function of this driver.
+ */
+struct dc_crtc {
+	/** @base: base drm_crtc structure */
+	struct drm_crtc base;
+	/** @de: display engine */
+	struct dc_de *de;
+	/** @cf_cont: content stream constframe */
+	struct dc_cf *cf_cont;
+	/** @cf_safe: safety stream constframe */
+	struct dc_cf *cf_safe;
+	/** @ed_cont: content stream extdst */
+	struct dc_ed *ed_cont;
+	/** @ed_safe: safety stream extdst */
+	struct dc_ed *ed_safe;
+	/** @fg: framegen */
+	struct dc_fg *fg;
+	/**
+	 * @irq_dec_framecomplete:
+	 *
+	 * display engine configuration frame complete interrupt
+	 */
+	unsigned int irq_dec_framecomplete;
+	/**
+	 * @irq_dec_seqcomplete:
+	 *
+	 * display engine configuration sequence complete interrupt
+	 */
+	unsigned int irq_dec_seqcomplete;
+	/**
+	 * @irq_dec_shdload:
+	 *
+	 * display engine configuration shadow load interrupt
+	 */
+	unsigned int irq_dec_shdload;
+	/**
+	 * @irq_ed_cont_shdload:
+	 *
+	 * content stream extdst shadow load interrupt
+	 */
+	unsigned int irq_ed_cont_shdload;
+	/**
+	 * @irq_ed_safe_shdload:
+	 *
+	 * safety stream extdst shadow load interrupt
+	 */
+	unsigned int irq_ed_safe_shdload;
+	/**
+	 * @dec_seqcomplete_done:
+	 *
+	 * display engine configuration sequence completion
+	 */
+	struct completion dec_seqcomplete_done;
+	/**
+	 * @dec_shdload_done:
+	 *
+	 * display engine configuration shadow load completion
+	 */
+	struct completion dec_shdload_done;
+	/**
+	 * @ed_cont_shdload_done:
+	 *
+	 * content stream extdst shadow load completion
+	 */
+	struct completion ed_cont_shdload_done;
+	/**
+	 * @ed_safe_shdload_done:
+	 *
+	 * safety stream extdst shadow load completion
+	 */
+	struct completion ed_safe_shdload_done;
+	/** @event: cached pending vblank event */
+	struct drm_pending_vblank_event *event;
+	/** @irqs: interrupt list */
+	struct dc_crtc_irq irqs[DC_CRTC_IRQS];
+};
+
+/**
+ * struct dc_plane - DC specific drm_plane
+ *
+ * Build a plane on content stream with a fetchunit and a layerblend.
+ */
+struct dc_plane {
+	/** @base: base drm_plane structure */
+	struct drm_plane base;
+	/** @fu: fetchunit */
+	struct dc_fu *fu;
+	/** @cf: content stream constframe */
+	struct dc_cf *cf;
+	/** @lb: layerblend */
+	struct dc_lb *lb;
+	/** @ed: content stream extdst */
+	struct dc_ed *ed;
+};
+
+#endif /* __DC_KMS_H__ */
diff --git a/drivers/gpu/drm/imx/dc/dc-lb.c b/drivers/gpu/drm/imx/dc/dc-lb.c
new file mode 100644
index 000000000000..38f966625d38
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-lb.c
@@ -0,0 +1,325 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <drm/drm_blend.h>
+
+#include "dc-drv.h"
+#include "dc-pe.h"
+
+#define PIXENGCFG_DYNAMIC			0x8
+#define  PIXENGCFG_DYNAMIC_PRIM_SEL_MASK	GENMASK(5, 0)
+#define  PIXENGCFG_DYNAMIC_PRIM_SEL(x)		\
+		FIELD_PREP(PIXENGCFG_DYNAMIC_PRIM_SEL_MASK, (x))
+#define  PIXENGCFG_DYNAMIC_SEC_SEL_MASK		GENMASK(13, 8)
+#define  PIXENGCFG_DYNAMIC_SEC_SEL(x)		\
+		FIELD_PREP(PIXENGCFG_DYNAMIC_SEC_SEL_MASK, (x))
+
+#define STATICCONTROL				0x8
+#define  SHDTOKSEL_MASK				GENMASK(4, 3)
+#define  SHDTOKSEL(x)				FIELD_PREP(SHDTOKSEL_MASK, (x))
+#define  SHDLDSEL_MASK				GENMASK(2, 1)
+#define  SHDLDSEL(x)				FIELD_PREP(SHDLDSEL_MASK, (x))
+
+#define CONTROL					0xc
+#define  CTRL_MODE_MASK				BIT(0)
+#define  CTRL_MODE(x)				FIELD_PREP(CTRL_MODE_MASK, (x))
+
+#define BLENDCONTROL				0x10
+#define  ALPHA_MASK				GENMASK(23, 16)
+#define  ALPHA(x)				FIELD_PREP(ALPHA_MASK, (x))
+#define  PRIM_C_BLD_FUNC_MASK			GENMASK(2, 0)
+#define  PRIM_C_BLD_FUNC(x)			\
+		FIELD_PREP(PRIM_C_BLD_FUNC_MASK, (x))
+#define  SEC_C_BLD_FUNC_MASK			GENMASK(6, 4)
+#define  SEC_C_BLD_FUNC(x)			\
+		FIELD_PREP(SEC_C_BLD_FUNC_MASK, (x))
+#define  PRIM_A_BLD_FUNC_MASK			GENMASK(10, 8)
+#define  PRIM_A_BLD_FUNC(x)			\
+		FIELD_PREP(PRIM_A_BLD_FUNC_MASK, (x))
+#define  SEC_A_BLD_FUNC_MASK			GENMASK(14, 12)
+#define  SEC_A_BLD_FUNC(x)			\
+		FIELD_PREP(SEC_A_BLD_FUNC_MASK, (x))
+
+#define POSITION				0x14
+#define  XPOS_MASK				GENMASK(15, 0)
+#define  XPOS(x)				FIELD_PREP(XPOS_MASK, (x))
+#define  YPOS_MASK				GENMASK(31, 16)
+#define  YPOS(x)				FIELD_PREP(YPOS_MASK, (x))
+
+enum dc_lb_blend_func {
+	DC_LAYERBLEND_BLEND_ZERO,
+	DC_LAYERBLEND_BLEND_ONE,
+	DC_LAYERBLEND_BLEND_PRIM_ALPHA,
+	DC_LAYERBLEND_BLEND_ONE_MINUS_PRIM_ALPHA,
+	DC_LAYERBLEND_BLEND_SEC_ALPHA,
+	DC_LAYERBLEND_BLEND_ONE_MINUS_SEC_ALPHA,
+	DC_LAYERBLEND_BLEND_CONST_ALPHA,
+	DC_LAYERBLEND_BLEND_ONE_MINUS_CONST_ALPHA,
+};
+
+enum dc_lb_shadow_sel {
+	BOTH = 0x2,
+};
+
+static const struct dc_subdev_info dc_lb_info[] = {
+	{ .reg_start = 0x56180ba0, .id = 0, },
+	{ .reg_start = 0x56180bc0, .id = 1, },
+	{ .reg_start = 0x56180be0, .id = 2, },
+	{ .reg_start = 0x56180c00, .id = 3, },
+};
+
+static const struct regmap_range dc_lb_pec_regmap_access_ranges[] = {
+	regmap_reg_range(PIXENGCFG_DYNAMIC, PIXENGCFG_DYNAMIC),
+};
+
+static const struct regmap_access_table dc_lb_pec_regmap_access_table = {
+	.yes_ranges = dc_lb_pec_regmap_access_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_lb_pec_regmap_access_ranges),
+};
+
+static const struct regmap_config dc_lb_pec_regmap_config = {
+	.name = "pec",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_lb_pec_regmap_access_table,
+	.rd_table = &dc_lb_pec_regmap_access_table,
+	.max_register = PIXENGCFG_DYNAMIC,
+};
+
+static const struct regmap_range dc_lb_regmap_ranges[] = {
+	regmap_reg_range(STATICCONTROL, POSITION),
+};
+
+static const struct regmap_access_table dc_lb_regmap_access_table = {
+	.yes_ranges = dc_lb_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_lb_regmap_ranges),
+};
+
+static const struct regmap_config dc_lb_cfg_regmap_config = {
+	.name = "cfg",
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_lb_regmap_access_table,
+	.rd_table = &dc_lb_regmap_access_table,
+	.max_register = POSITION,
+};
+
+static const enum dc_link_id prim_sels[] = {
+	/* common options */
+	LINK_ID_NONE,
+	LINK_ID_CONSTFRAME0,
+	LINK_ID_CONSTFRAME1,
+	LINK_ID_CONSTFRAME4,
+	LINK_ID_CONSTFRAME5,
+	/*
+	 * special options:
+	 * layerblend(n) has n special options,
+	 * from layerblend0 to layerblend(n - 1), e.g.,
+	 * layerblend3 has 3 special options -
+	 * layerblend0/1/2.
+	 */
+	LINK_ID_LAYERBLEND0,
+	LINK_ID_LAYERBLEND1,
+	LINK_ID_LAYERBLEND2,
+	LINK_ID_LAYERBLEND3,
+};
+
+static const enum dc_link_id sec_sels[] = {
+	LINK_ID_NONE,
+	LINK_ID_FETCHWARP2,
+	LINK_ID_FETCHLAYER0,
+};
+
+enum dc_link_id dc_lb_get_link_id(struct dc_lb *lb)
+{
+	return lb->link;
+}
+
+void dc_lb_pec_dynamic_prim_sel(struct dc_lb *lb, enum dc_link_id prim)
+{
+	int fixed_sels_num = ARRAY_SIZE(prim_sels) - 4;
+	int i;
+
+	for (i = 0; i < fixed_sels_num + lb->id; i++) {
+		if (prim_sels[i] == prim) {
+			regmap_write_bits(lb->reg_pec, PIXENGCFG_DYNAMIC,
+					  PIXENGCFG_DYNAMIC_PRIM_SEL_MASK,
+					  PIXENGCFG_DYNAMIC_PRIM_SEL(prim));
+			return;
+		}
+	}
+
+	dev_warn(lb->dev, "invalid primary input selection:%d\n", prim);
+}
+
+void dc_lb_pec_dynamic_sec_sel(struct dc_lb *lb, enum dc_link_id sec)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(sec_sels); i++) {
+		if (sec_sels[i] == sec) {
+			regmap_write_bits(lb->reg_pec, PIXENGCFG_DYNAMIC,
+					  PIXENGCFG_DYNAMIC_SEC_SEL_MASK,
+					  PIXENGCFG_DYNAMIC_SEC_SEL(sec));
+			return;
+		}
+	}
+
+	dev_warn(lb->dev, "invalid secondary input selection:%d\n", sec);
+}
+
+void dc_lb_pec_clken(struct dc_lb *lb, enum dc_pec_clken clken)
+{
+	regmap_write_bits(lb->reg_pec, PIXENGCFG_DYNAMIC, CLKEN_MASK,
+			  CLKEN(clken));
+}
+
+static inline void dc_lb_enable_shden(struct dc_lb *lb)
+{
+	regmap_write_bits(lb->reg_cfg, STATICCONTROL, SHDEN, SHDEN);
+}
+
+static inline void dc_lb_shdtoksel(struct dc_lb *lb, enum dc_lb_shadow_sel sel)
+{
+	regmap_write_bits(lb->reg_cfg, STATICCONTROL, SHDTOKSEL_MASK,
+			  SHDTOKSEL(sel));
+}
+
+static inline void dc_lb_shdldsel(struct dc_lb *lb, enum dc_lb_shadow_sel sel)
+{
+	regmap_write_bits(lb->reg_cfg, STATICCONTROL, SHDLDSEL_MASK,
+			  SHDLDSEL(sel));
+}
+
+void dc_lb_mode(struct dc_lb *lb, enum dc_lb_mode mode)
+{
+	regmap_write_bits(lb->reg_cfg, CONTROL, CTRL_MODE_MASK, mode);
+}
+
+static inline void dc_lb_blendcontrol(struct dc_lb *lb)
+{
+	u32 val = PRIM_A_BLD_FUNC(DC_LAYERBLEND_BLEND_ZERO) |
+		  SEC_A_BLD_FUNC(DC_LAYERBLEND_BLEND_ZERO) |
+		  PRIM_C_BLD_FUNC(DC_LAYERBLEND_BLEND_ZERO) |
+		  SEC_C_BLD_FUNC(DC_LAYERBLEND_BLEND_CONST_ALPHA) |
+		  ALPHA(DRM_BLEND_ALPHA_OPAQUE >> 8);
+
+	regmap_write(lb->reg_cfg, BLENDCONTROL, val);
+}
+
+void dc_lb_position(struct dc_lb *lb, int x, int y)
+{
+	regmap_write(lb->reg_cfg, POSITION, XPOS(x) | YPOS(y));
+}
+
+int dc_lb_get_id(struct dc_lb *lb)
+{
+	return lb->id;
+}
+
+void dc_lb_init(struct dc_lb *lb)
+{
+	dc_lb_pec_dynamic_prim_sel(lb, LINK_ID_NONE);
+	dc_lb_pec_dynamic_sec_sel(lb, LINK_ID_NONE);
+	dc_lb_pec_clken(lb, CLKEN_DISABLE);
+	dc_lb_shdldsel(lb, BOTH);
+	dc_lb_shdtoksel(lb, BOTH);
+	dc_lb_blendcontrol(lb);
+	dc_lb_enable_shden(lb);
+}
+
+static int dc_lb_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res_pec;
+	void __iomem *base_pec;
+	void __iomem *base_cfg;
+	struct dc_lb *lb;
+
+	lb = devm_kzalloc(dev, sizeof(*lb), GFP_KERNEL);
+	if (!lb)
+		return -ENOMEM;
+
+	base_pec = devm_platform_get_and_ioremap_resource(pdev, 0, &res_pec);
+	if (IS_ERR(base_pec))
+		return PTR_ERR(base_pec);
+
+	base_cfg = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	if (IS_ERR(base_cfg))
+		return PTR_ERR(base_cfg);
+
+	lb->reg_pec = devm_regmap_init_mmio(dev, base_pec,
+					    &dc_lb_pec_regmap_config);
+	if (IS_ERR(lb->reg_pec))
+		return PTR_ERR(lb->reg_pec);
+
+	lb->reg_cfg = devm_regmap_init_mmio(dev, base_cfg,
+					    &dc_lb_cfg_regmap_config);
+	if (IS_ERR(lb->reg_cfg))
+		return PTR_ERR(lb->reg_cfg);
+
+	lb->id = dc_subdev_get_id(dc_lb_info, ARRAY_SIZE(dc_lb_info), res_pec);
+	if (lb->id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", lb->id);
+		return lb->id;
+	}
+
+	lb->dev = dev;
+	lb->link = LINK_ID_LAYERBLEND0 + lb->id;
+
+	dc_drm->lb[lb->id] = lb;
+
+	return 0;
+}
+
+static const struct component_ops dc_lb_ops = {
+	.bind = dc_lb_bind,
+};
+
+static int dc_lb_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_lb_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_lb_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_lb_ops);
+}
+
+static const struct of_device_id dc_lb_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-layerblend" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_lb_dt_ids);
+
+struct platform_driver dc_lb_driver = {
+	.probe = dc_lb_probe,
+	.remove = dc_lb_remove,
+	.driver = {
+		.name = "imx8-dc-layerblend",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_lb_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-pe.c b/drivers/gpu/drm/imx/dc/dc-pe.c
new file mode 100644
index 000000000000..6676c22f3f45
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-pe.c
@@ -0,0 +1,158 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+#include <linux/pm_runtime.h>
+
+#include "dc-drv.h"
+#include "dc-fu.h"
+#include "dc-pe.h"
+
+static int dc_pe_bind(struct device *dev, struct device *master, void *data)
+{
+	struct dc_drm_device *dc_drm = data;
+	struct dc_pe *pe;
+	int ret;
+
+	pe = devm_kzalloc(dev, sizeof(*pe), GFP_KERNEL);
+	if (!pe)
+		return -ENOMEM;
+
+	pe->clk_axi = devm_clk_get(dev, NULL);
+	if (IS_ERR(pe->clk_axi))
+		return dev_err_probe(dev, PTR_ERR(pe->clk_axi),
+				     "failed to get AXI clock\n");
+
+	pe->dev = dev;
+
+	dev_set_drvdata(dev, pe);
+
+	ret = devm_pm_runtime_enable(dev);
+	if (ret)
+		return ret;
+
+	dc_drm->pe = pe;
+
+	return 0;
+}
+
+/*
+ * It's possible to get the child device pointers from the child component
+ * bind callbacks, but it depends on the component helper behavior to bind
+ * the pixel engine component first.  To avoid the dependency, post bind to
+ * get the pointers from dc_drm in a safe manner.
+ */
+void dc_pe_post_bind(struct dc_drm_device *dc_drm)
+{
+	struct dc_pe *pe = dc_drm->pe;
+	int i;
+
+	for (i = 0; i < DC_DISPLAYS; i++) {
+		pe->cf_safe[i] = dc_drm->cf_safe[i];
+		pe->cf_cont[i] = dc_drm->cf_cont[i];
+		pe->ed_safe[i] = dc_drm->ed_safe[i];
+		pe->ed_cont[i] = dc_drm->ed_cont[i];
+	}
+
+	for (i = 0; i < DC_DISP_FU_CNT; i++)
+		pe->fu_disp[i] = dc_drm->fu_disp[i];
+
+	for (i = 0; i < DC_LB_CNT; i++)
+		pe->lb[i] = dc_drm->lb[i];
+}
+
+static const struct component_ops dc_pe_ops = {
+	.bind = dc_pe_bind,
+};
+
+static int dc_pe_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = devm_of_platform_populate(&pdev->dev);
+	if (ret < 0)
+		return ret;
+
+	ret = component_add(&pdev->dev, &dc_pe_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_pe_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_pe_ops);
+}
+
+static int dc_pe_runtime_suspend(struct device *dev)
+{
+	struct dc_pe *pe = dev_get_drvdata(dev);
+
+	clk_disable_unprepare(pe->clk_axi);
+
+	return 0;
+}
+
+static int dc_pe_runtime_resume(struct device *dev)
+{
+	struct dc_pe *pe = dev_get_drvdata(dev);
+	int i, ret;
+
+	ret = clk_prepare_enable(pe->clk_axi);
+	if (ret) {
+		dev_err(dev, "failed to enable AXI clock: %d\n", ret);
+		return ret;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(pe->cf_safe); i++)
+		dc_cf_init(pe->cf_safe[i]);
+
+	for (i = 0; i < ARRAY_SIZE(pe->cf_cont); i++)
+		dc_cf_init(pe->cf_cont[i]);
+
+	for (i = 0; i < ARRAY_SIZE(pe->ed_safe); i++)
+		dc_ed_init(pe->ed_safe[i]);
+
+	for (i = 0; i < ARRAY_SIZE(pe->ed_cont); i++)
+		dc_ed_init(pe->ed_cont[i]);
+
+	for (i = 0; i < ARRAY_SIZE(pe->fu_disp); i++)
+		pe->fu_disp[i]->ops.init(pe->fu_disp[i]);
+
+	for (i = 0; i < ARRAY_SIZE(pe->lb); i++)
+		dc_lb_init(pe->lb[i]);
+
+	return 0;
+}
+
+static const struct dev_pm_ops dc_pe_pm_ops = {
+	RUNTIME_PM_OPS(dc_pe_runtime_suspend, dc_pe_runtime_resume, NULL)
+};
+
+static const struct of_device_id dc_pe_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-pixel-engine", },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_pe_dt_ids);
+
+struct platform_driver dc_pe_driver = {
+	.probe = dc_pe_probe,
+	.remove = dc_pe_remove,
+	.driver = {
+		.name = "imx8-dc-pixel-engine",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_pe_dt_ids,
+		.pm = pm_sleep_ptr(&dc_pe_pm_ops),
+	},
+};
diff --git a/drivers/gpu/drm/imx/dc/dc-pe.h b/drivers/gpu/drm/imx/dc/dc-pe.h
new file mode 100644
index 000000000000..f5e01a6eb9e9
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-pe.h
@@ -0,0 +1,101 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DC_PIXEL_ENGINE_H__
+#define __DC_PIXEL_ENGINE_H__
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/regmap.h>
+
+#include "dc-de.h"
+
+#define SHDEN			BIT(0)
+
+#define CLKEN_MASK_SHIFT	24
+#define CLKEN_MASK		(0x3 << CLKEN_MASK_SHIFT)
+#define CLKEN(n)		((n) << CLKEN_MASK_SHIFT)
+
+#define DC_DISP_FU_CNT		2
+#define DC_LB_CNT		4
+
+enum dc_link_id {
+	LINK_ID_NONE		= 0x00,
+	LINK_ID_CONSTFRAME0	= 0x0c,
+	LINK_ID_CONSTFRAME4	= 0x0e,
+	LINK_ID_CONSTFRAME1	= 0x10,
+	LINK_ID_CONSTFRAME5	= 0x12,
+	LINK_ID_FETCHWARP2	= 0x14,
+	LINK_ID_FETCHLAYER0	= 0x1a,
+	LINK_ID_LAYERBLEND0	= 0x21,
+	LINK_ID_LAYERBLEND1	= 0x22,
+	LINK_ID_LAYERBLEND2	= 0x23,
+	LINK_ID_LAYERBLEND3	= 0x24,
+};
+
+enum dc_lb_mode {
+	LB_NEUTRAL,	/* Output is same as primary input. */
+	LB_BLEND,
+};
+
+enum dc_pec_clken {
+	CLKEN_DISABLE,
+	CLKEN_AUTOMATIC,
+};
+
+struct dc_cf {
+	struct regmap *reg_cfg;
+	enum dc_link_id link;
+};
+
+struct dc_ed {
+	struct device *dev;
+	struct regmap *reg_pec;
+	struct regmap *reg_cfg;
+	int irq_shdload;
+};
+
+struct dc_lb {
+	struct device *dev;
+	struct regmap *reg_pec;
+	struct regmap *reg_cfg;
+	int id;
+	enum dc_link_id link;
+};
+
+struct dc_pe {
+	struct device *dev;
+	struct clk *clk_axi;
+	struct dc_cf *cf_safe[DC_DISPLAYS];
+	struct dc_cf *cf_cont[DC_DISPLAYS];
+	struct dc_ed *ed_safe[DC_DISPLAYS];
+	struct dc_ed *ed_cont[DC_DISPLAYS];
+	struct dc_fu *fu_disp[DC_DISP_FU_CNT];
+	struct dc_lb *lb[DC_LB_CNT];
+};
+
+/* Constant Frame Unit */
+enum dc_link_id dc_cf_get_link_id(struct dc_cf *cf);
+void dc_cf_framedimensions(struct dc_cf *cf, unsigned int w, unsigned int h);
+void dc_cf_constantcolor_black(struct dc_cf *cf);
+void dc_cf_constantcolor_blue(struct dc_cf *cf);
+void dc_cf_init(struct dc_cf *cf);
+
+/* External Destination Unit */
+void dc_ed_pec_src_sel(struct dc_ed *ed, enum dc_link_id src);
+void dc_ed_pec_sync_trigger(struct dc_ed *ed);
+void dc_ed_init(struct dc_ed *ed);
+
+/* Layer Blend Unit */
+enum dc_link_id dc_lb_get_link_id(struct dc_lb *lb);
+void dc_lb_pec_dynamic_prim_sel(struct dc_lb *lb, enum dc_link_id prim);
+void dc_lb_pec_dynamic_sec_sel(struct dc_lb *lb, enum dc_link_id sec);
+void dc_lb_pec_clken(struct dc_lb *lb, enum dc_pec_clken clken);
+void dc_lb_mode(struct dc_lb *lb, enum dc_lb_mode mode);
+void dc_lb_position(struct dc_lb *lb, int x, int y);
+int dc_lb_get_id(struct dc_lb *lb);
+void dc_lb_init(struct dc_lb *lb);
+
+#endif /* __DC_PIXEL_ENGINE_H__ */
diff --git a/drivers/gpu/drm/imx/dc/dc-plane.c b/drivers/gpu/drm/imx/dc/dc-plane.c
new file mode 100644
index 000000000000..d8b946fb90de
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-plane.c
@@ -0,0 +1,224 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/container_of.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_atomic_state_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_fb_dma_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_framebuffer.h>
+#include <drm/drm_gem_atomic_helper.h>
+#include <drm/drm_plane_helper.h>
+#include <drm/drm_print.h>
+
+#include "dc-drv.h"
+#include "dc-fu.h"
+#include "dc-kms.h"
+
+#define DC_PLANE_MAX_PITCH	0x10000
+#define DC_PLANE_MAX_PIX_CNT	8192
+
+#define dc_plane_dbg(plane, fmt, ...)					\
+do {									\
+	struct drm_plane *_plane = (plane);				\
+	drm_dbg_kms(_plane->dev, "[PLANE:%d:%s] " fmt,			\
+		    _plane->base.id, _plane->name, ##__VA_ARGS__);	\
+} while (0)
+
+static const uint32_t dc_plane_formats[] = {
+	DRM_FORMAT_XRGB8888,
+};
+
+static const struct drm_plane_funcs dc_plane_funcs = {
+	.update_plane		= drm_atomic_helper_update_plane,
+	.disable_plane		= drm_atomic_helper_disable_plane,
+	.destroy		= drm_plane_cleanup,
+	.reset			= drm_atomic_helper_plane_reset,
+	.atomic_duplicate_state	= drm_atomic_helper_plane_duplicate_state,
+	.atomic_destroy_state	= drm_atomic_helper_plane_destroy_state,
+};
+
+static inline struct dc_plane *to_dc_plane(struct drm_plane *plane)
+{
+	return container_of(plane, struct dc_plane, base);
+}
+
+static int dc_plane_check_max_source_resolution(struct drm_plane_state *state)
+{
+	int src_h = drm_rect_height(&state->src) >> 16;
+	int src_w = drm_rect_width(&state->src) >> 16;
+
+	if (src_w > DC_PLANE_MAX_PIX_CNT || src_h > DC_PLANE_MAX_PIX_CNT) {
+		dc_plane_dbg(state->plane, "invalid source resolution\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int dc_plane_check_fb(struct drm_plane_state *state)
+{
+	struct drm_framebuffer *fb = state->fb;
+	dma_addr_t baseaddr = drm_fb_dma_get_gem_addr(fb, state, 0);
+
+	/* base address alignment */
+	if (baseaddr & 0x3) {
+		dc_plane_dbg(state->plane, "fb bad baddr alignment\n");
+		return -EINVAL;
+	}
+
+	/* pitches[0] range */
+	if (fb->pitches[0] > DC_PLANE_MAX_PITCH) {
+		dc_plane_dbg(state->plane, "fb pitches[0] is out of range\n");
+		return -EINVAL;
+	}
+
+	/* pitches[0] alignment */
+	if (fb->pitches[0] & 0x3) {
+		dc_plane_dbg(state->plane, "fb bad pitches[0] alignment\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int
+dc_plane_atomic_check(struct drm_plane *plane, struct drm_atomic_state *state)
+{
+	struct drm_plane_state *plane_state =
+				drm_atomic_get_new_plane_state(state, plane);
+	struct drm_crtc_state *crtc_state;
+	int ret;
+
+	/* ok to disable */
+	if (!plane_state->fb)
+		return 0;
+
+	if (!plane_state->crtc) {
+		dc_plane_dbg(plane, "no CRTC in plane state\n");
+		return -EINVAL;
+	}
+
+	crtc_state =
+		drm_atomic_get_existing_crtc_state(state, plane_state->crtc);
+	if (WARN_ON(!crtc_state))
+		return -EINVAL;
+
+	ret = drm_atomic_helper_check_plane_state(plane_state, crtc_state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  true, false);
+	if (ret) {
+		dc_plane_dbg(plane, "failed to check plane state: %d\n", ret);
+		return ret;
+	}
+
+	ret = dc_plane_check_max_source_resolution(plane_state);
+	if (ret)
+		return ret;
+
+	return dc_plane_check_fb(plane_state);
+}
+
+static void
+dc_plane_atomic_update(struct drm_plane *plane, struct drm_atomic_state *state)
+{
+	struct drm_plane_state *new_state =
+				drm_atomic_get_new_plane_state(state, plane);
+	struct dc_plane *dplane = to_dc_plane(plane);
+	struct drm_framebuffer *fb = new_state->fb;
+	const struct dc_fu_ops *fu_ops;
+	struct dc_lb *lb = dplane->lb;
+	struct dc_fu *fu = dplane->fu;
+	dma_addr_t baseaddr;
+	int src_w, src_h;
+	int idx;
+
+	if (!drm_dev_enter(plane->dev, &idx))
+		return;
+
+	src_w = drm_rect_width(&new_state->src) >> 16;
+	src_h = drm_rect_height(&new_state->src) >> 16;
+
+	baseaddr = drm_fb_dma_get_gem_addr(fb, new_state, 0);
+
+	fu_ops = dc_fu_get_ops(dplane->fu);
+
+	fu_ops->set_layerblend(fu, lb);
+	fu_ops->set_burstlength(fu, baseaddr);
+	fu_ops->set_src_stride(fu, DC_FETCHUNIT_FRAC0, fb->pitches[0]);
+	fu_ops->set_src_buf_dimensions(fu, DC_FETCHUNIT_FRAC0, src_w, src_h);
+	fu_ops->set_fmt(fu, DC_FETCHUNIT_FRAC0, fb->format);
+	fu_ops->set_framedimensions(fu, src_w, src_h);
+	fu_ops->set_baseaddress(fu, DC_FETCHUNIT_FRAC0, baseaddr);
+	fu_ops->enable_src_buf(fu, DC_FETCHUNIT_FRAC0);
+
+	dc_plane_dbg(plane, "uses %s\n", fu_ops->get_name(fu));
+
+	dc_lb_pec_dynamic_prim_sel(lb, dc_cf_get_link_id(dplane->cf));
+	dc_lb_pec_dynamic_sec_sel(lb, fu_ops->get_link_id(fu));
+	dc_lb_mode(lb, LB_BLEND);
+	dc_lb_position(lb, new_state->dst.x1, new_state->dst.y1);
+	dc_lb_pec_clken(lb, CLKEN_AUTOMATIC);
+
+	dc_plane_dbg(plane, "uses LayerBlend%d\n", dc_lb_get_id(lb));
+
+	/* set ExtDst's source to LayerBlend */
+	dc_ed_pec_src_sel(dplane->ed, dc_lb_get_link_id(lb));
+
+	drm_dev_exit(idx);
+}
+
+static void dc_plane_atomic_disable(struct drm_plane *plane,
+				    struct drm_atomic_state *state)
+{
+	struct dc_plane *dplane = to_dc_plane(plane);
+	const struct dc_fu_ops *fu_ops;
+	int idx;
+
+	if (!drm_dev_enter(plane->dev, &idx))
+		return;
+
+	/* disable fetchunit in shadow */
+	fu_ops = dc_fu_get_ops(dplane->fu);
+	fu_ops->disable_src_buf(dplane->fu, DC_FETCHUNIT_FRAC0);
+
+	/* set ExtDst's source to ConstFrame */
+	dc_ed_pec_src_sel(dplane->ed, dc_cf_get_link_id(dplane->cf));
+
+	drm_dev_exit(idx);
+}
+
+static const struct drm_plane_helper_funcs dc_plane_helper_funcs = {
+	.atomic_check = dc_plane_atomic_check,
+	.atomic_update = dc_plane_atomic_update,
+	.atomic_disable = dc_plane_atomic_disable,
+};
+
+int dc_plane_init(struct dc_drm_device *dc_drm, struct dc_plane *dc_plane)
+{
+	struct drm_plane *plane = &dc_plane->base;
+	int ret;
+
+	ret = drm_universal_plane_init(&dc_drm->base, plane, 0, &dc_plane_funcs,
+				       dc_plane_formats,
+				       ARRAY_SIZE(dc_plane_formats),
+				       NULL, DRM_PLANE_TYPE_PRIMARY, NULL);
+	if (ret)
+		return ret;
+
+	drm_plane_helper_add(plane, &dc_plane_helper_funcs);
+
+	dc_plane->fu = dc_drm->pe->fu_disp[plane->index];
+	dc_plane->cf = dc_drm->pe->cf_cont[plane->index];
+	dc_plane->lb = dc_drm->pe->lb[plane->index];
+	dc_plane->ed = dc_drm->pe->ed_cont[plane->index];
+
+	return 0;
+}
diff --git a/drivers/gpu/drm/imx/dc/dc-tc.c b/drivers/gpu/drm/imx/dc/dc-tc.c
new file mode 100644
index 000000000000..0bfd381b2cea
--- /dev/null
+++ b/drivers/gpu/drm/imx/dc/dc-tc.c
@@ -0,0 +1,141 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "dc-drv.h"
+#include "dc-de.h"
+
+#define TCON_CTRL	0x410
+#define  CTRL_RST_VAL	0x01401408
+
+/* red: MAPBIT 29-20, green: MAPBIT 19-10, blue: MAPBIT 9-0 */
+#define MAPBIT3_0	0x418
+#define MAPBIT7_4	0x41c
+#define MAPBIT11_8	0x420
+#define MAPBIT15_12	0x424
+#define MAPBIT19_16	0x428
+#define MAPBIT23_20	0x42c
+#define MAPBIT27_24	0x430
+#define MAPBIT31_28	0x434
+
+static const struct dc_subdev_info dc_tc_info[] = {
+	{ .reg_start = 0x5618c800, .id = 0, },
+	{ .reg_start = 0x5618e400, .id = 1, },
+};
+
+static const struct regmap_range dc_tc_regmap_ranges[] = {
+	regmap_reg_range(TCON_CTRL, TCON_CTRL),
+	regmap_reg_range(MAPBIT3_0, MAPBIT31_28),
+};
+
+static const struct regmap_access_table dc_tc_regmap_access_table = {
+	.yes_ranges = dc_tc_regmap_ranges,
+	.n_yes_ranges = ARRAY_SIZE(dc_tc_regmap_ranges),
+};
+
+static const struct regmap_config dc_tc_regmap_config = {
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.fast_io = true,
+	.wr_table = &dc_tc_regmap_access_table,
+	.rd_table = &dc_tc_regmap_access_table,
+	.max_register = MAPBIT31_28,
+};
+
+/*
+ * The pixels reach TCON are always in 30-bit BGR format.
+ * The first bridge always receives pixels in 30-bit RGB format.
+ * So, map the format to MEDIA_BUS_FMT_RGB101010_1X30.
+ */
+static const u32 dc_tc_mapbit[] = {
+	0x17161514, 0x1b1a1918, 0x0b0a1d1c, 0x0f0e0d0c,
+	0x13121110, 0x03020100, 0x07060504, 0x00000908,
+};
+
+void dc_tc_init(struct dc_tc *tc)
+{
+	/* reset TCON_CTRL to POR default so that TCON works in bypass mode */
+	regmap_write(tc->reg, TCON_CTRL, CTRL_RST_VAL);
+
+	/* set format */
+	regmap_bulk_write(tc->reg, MAPBIT3_0, dc_tc_mapbit,
+			  ARRAY_SIZE(dc_tc_mapbit));
+}
+
+static int dc_tc_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dc_drm_device *dc_drm = data;
+	struct resource *res;
+	void __iomem *base;
+	struct dc_tc *tc;
+	int id;
+
+	tc = devm_kzalloc(dev, sizeof(*tc), GFP_KERNEL);
+	if (!tc)
+		return -ENOMEM;
+
+	base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
+
+	tc->reg = devm_regmap_init_mmio(dev, base, &dc_tc_regmap_config);
+	if (IS_ERR(tc->reg))
+		return PTR_ERR(tc->reg);
+
+	id = dc_subdev_get_id(dc_tc_info, ARRAY_SIZE(dc_tc_info), res);
+	if (id < 0) {
+		dev_err(dev, "failed to get instance number: %d\n", id);
+		return id;
+	}
+
+	tc->dev = dev;
+	dc_drm->tc[id] = tc;
+
+	return 0;
+}
+
+static const struct component_ops dc_tc_ops = {
+	.bind = dc_tc_bind,
+};
+
+static int dc_tc_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = component_add(&pdev->dev, &dc_tc_ops);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "failed to add component\n");
+
+	return 0;
+}
+
+static void dc_tc_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dc_tc_ops);
+}
+
+static const struct of_device_id dc_tc_dt_ids[] = {
+	{ .compatible = "fsl,imx8qxp-dc-tcon" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dc_tc_dt_ids);
+
+struct platform_driver dc_tc_driver = {
+	.probe = dc_tc_probe,
+	.remove = dc_tc_remove,
+	.driver = {
+		.name = "imx8-dc-tcon",
+		.suppress_bind_attrs = true,
+		.of_match_table = dc_tc_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c
index 5deec673c11e..9722b847a539 100644
--- a/drivers/gpu/drm/lima/lima_gem.c
+++ b/drivers/gpu/drm/lima/lima_gem.c
@@ -341,7 +341,7 @@ int lima_gem_submit(struct drm_file *file, struct lima_submit *submit)
 
 	err = lima_sched_task_init(
 		submit->task, submit->ctx->context + submit->pipe,
-		bos, submit->nr_bos, vm);
+		bos, submit->nr_bos, vm, file->client_id);
 	if (err)
 		goto err_out1;
 
diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c
index 7934098e651b..954f4325b859 100644
--- a/drivers/gpu/drm/lima/lima_sched.c
+++ b/drivers/gpu/drm/lima/lima_sched.c
@@ -113,7 +113,8 @@ static inline struct lima_sched_pipe *to_lima_pipe(struct drm_gpu_scheduler *sch
 int lima_sched_task_init(struct lima_sched_task *task,
 			 struct lima_sched_context *context,
 			 struct lima_bo **bos, int num_bos,
-			 struct lima_vm *vm)
+			 struct lima_vm *vm,
+			 u64 drm_client_id)
 {
 	int err, i;
 
@@ -124,7 +125,8 @@ int lima_sched_task_init(struct lima_sched_task *task,
 	for (i = 0; i < num_bos; i++)
 		drm_gem_object_get(&bos[i]->base.base);
 
-	err = drm_sched_job_init(&task->base, &context->base, 1, vm);
+	err = drm_sched_job_init(&task->base, &context->base, 1, vm,
+				 drm_client_id);
 	if (err) {
 		kfree(task->bos);
 		return err;
diff --git a/drivers/gpu/drm/lima/lima_sched.h b/drivers/gpu/drm/lima/lima_sched.h
index 85b23ba901d5..1a08faf8a529 100644
--- a/drivers/gpu/drm/lima/lima_sched.h
+++ b/drivers/gpu/drm/lima/lima_sched.h
@@ -88,7 +88,8 @@ struct lima_sched_pipe {
 int lima_sched_task_init(struct lima_sched_task *task,
 			 struct lima_sched_context *context,
 			 struct lima_bo **bos, int num_bos,
-			 struct lima_vm *vm);
+			 struct lima_vm *vm,
+			 u64 drm_client_id);
 void lima_sched_task_fini(struct lima_sched_task *task);
 
 int lima_sched_context_init(struct lima_sched_pipe *pipe,
diff --git a/drivers/gpu/drm/lima/lima_trace.h b/drivers/gpu/drm/lima/lima_trace.h
index 3a349d10304e..98a7fb2fa00e 100644
--- a/drivers/gpu/drm/lima/lima_trace.h
+++ b/drivers/gpu/drm/lima/lima_trace.h
@@ -14,21 +14,19 @@ DECLARE_EVENT_CLASS(lima_task,
 	TP_PROTO(struct lima_sched_task *task),
 	TP_ARGS(task),
 	TP_STRUCT__entry(
-		__field(uint64_t, task_id)
 		__field(unsigned int, context)
 		__field(unsigned int, seqno)
 		__string(pipe, task->base.sched->name)
 		),
 
 	TP_fast_assign(
-		__entry->task_id = task->base.id;
 		__entry->context = task->base.s_fence->finished.context;
 		__entry->seqno = task->base.s_fence->finished.seqno;
 		__assign_str(pipe);
 		),
 
-	TP_printk("task=%llu, context=%u seqno=%u pipe=%s",
-		  __entry->task_id, __entry->context, __entry->seqno,
+	TP_printk("context=%u seqno=%u pipe=%s",
+		  __entry->context, __entry->seqno,
 		  __get_str(pipe))
 );
 
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index 58279ddaab3c..a5b10b2545dc 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -2725,9 +2725,10 @@ static int mtk_dp_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	int ret;
 
-	mtk_dp = devm_kzalloc(dev, sizeof(*mtk_dp), GFP_KERNEL);
-	if (!mtk_dp)
-		return -ENOMEM;
+	mtk_dp = devm_drm_bridge_alloc(dev, struct mtk_dp, bridge,
+				       &mtk_dp_bridge_funcs);
+	if (IS_ERR(mtk_dp))
+		return PTR_ERR(mtk_dp);
 
 	mtk_dp->dev = dev;
 	mtk_dp->data = (struct mtk_dp_data *)of_device_get_match_data(dev);
@@ -2785,7 +2786,6 @@ static int mtk_dp_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
-	mtk_dp->bridge.funcs = &mtk_dp_bridge_funcs;
 	mtk_dp->bridge.of_node = dev->of_node;
 	mtk_dp->bridge.type = mtk_dp->data->bridge_type;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 6fb85bc6487a..8b58421bc39d 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -1266,9 +1266,10 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 	struct mtk_dpi *dpi;
 	int ret;
 
-	dpi = devm_kzalloc(dev, sizeof(*dpi), GFP_KERNEL);
-	if (!dpi)
-		return -ENOMEM;
+	dpi = devm_drm_bridge_alloc(dev, struct mtk_dpi, bridge,
+				    &mtk_dpi_bridge_funcs);
+	if (IS_ERR(dpi))
+		return PTR_ERR(dpi);
 
 	dpi->dev = dev;
 	dpi->conf = (struct mtk_dpi_conf *)of_device_get_match_data(dev);
@@ -1320,7 +1321,6 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, dpi);
 
-	dpi->bridge.funcs = &mtk_dpi_bridge_funcs;
 	dpi->bridge.of_node = dev->of_node;
 	dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 4fe1f38a3c4b..d7726091819c 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -1196,9 +1196,10 @@ static int mtk_dsi_probe(struct platform_device *pdev)
 	int irq_num;
 	int ret;
 
-	dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(dev, struct mtk_dsi, bridge,
+				    &mtk_dsi_bridge_funcs);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	dsi->driver_data = of_device_get_match_data(dev);
 
@@ -1246,7 +1247,6 @@ static int mtk_dsi_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, dsi);
 
-	dsi->bridge.funcs = &mtk_dsi_bridge_funcs;
 	dsi->bridge.of_node = dev->of_node;
 	dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index 8803cd4a8bc9..6943cdc77dec 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1642,9 +1642,10 @@ static int mtk_hdmi_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	int ret;
 
-	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
-	if (!hdmi)
-		return -ENOMEM;
+	hdmi = devm_drm_bridge_alloc(dev, struct mtk_hdmi, bridge,
+				     &mtk_hdmi_bridge_funcs);
+	if (IS_ERR(hdmi))
+		return PTR_ERR(hdmi);
 
 	hdmi->dev = dev;
 	hdmi->conf = of_device_get_match_data(dev);
@@ -1666,7 +1667,6 @@ static int mtk_hdmi_probe(struct platform_device *pdev)
 		return dev_err_probe(dev, ret,
 				     "Failed to register audio driver\n");
 
-	hdmi->bridge.funcs = &mtk_hdmi_bridge_funcs;
 	hdmi->bridge.of_node = pdev->dev.of_node;
 	hdmi->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID
 			 | DRM_BRIDGE_OP_HPD;
diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.c b/drivers/gpu/drm/meson/meson_encoder_cvbs.c
index c9678dc68fa1..dc374bfc5951 100644
--- a/drivers/gpu/drm/meson/meson_encoder_cvbs.c
+++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.c
@@ -227,9 +227,12 @@ int meson_encoder_cvbs_probe(struct meson_drm *priv)
 	struct device_node *remote;
 	int ret;
 
-	meson_encoder_cvbs = devm_kzalloc(priv->dev, sizeof(*meson_encoder_cvbs), GFP_KERNEL);
-	if (!meson_encoder_cvbs)
-		return -ENOMEM;
+	meson_encoder_cvbs = devm_drm_bridge_alloc(priv->dev,
+						   struct meson_encoder_cvbs,
+						   bridge,
+						   &meson_encoder_cvbs_bridge_funcs);
+	if (IS_ERR(meson_encoder_cvbs))
+		return PTR_ERR(meson_encoder_cvbs);
 
 	/* CVBS Connector Bridge */
 	remote = of_graph_get_remote_node(priv->dev->of_node, 0, 0);
@@ -245,7 +248,6 @@ int meson_encoder_cvbs_probe(struct meson_drm *priv)
 				     "Failed to find CVBS Connector bridge\n");
 
 	/* CVBS Encoder Bridge */
-	meson_encoder_cvbs->bridge.funcs = &meson_encoder_cvbs_bridge_funcs;
 	meson_encoder_cvbs->bridge.of_node = priv->dev->of_node;
 	meson_encoder_cvbs->bridge.type = DRM_MODE_CONNECTOR_Composite;
 	meson_encoder_cvbs->bridge.ops = DRM_BRIDGE_OP_MODES;
diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.c b/drivers/gpu/drm/meson/meson_encoder_dsi.c
index 3db518e5f95d..6c6624f9ba24 100644
--- a/drivers/gpu/drm/meson/meson_encoder_dsi.c
+++ b/drivers/gpu/drm/meson/meson_encoder_dsi.c
@@ -106,9 +106,12 @@ int meson_encoder_dsi_probe(struct meson_drm *priv)
 	struct device_node *remote;
 	int ret;
 
-	meson_encoder_dsi = devm_kzalloc(priv->dev, sizeof(*meson_encoder_dsi), GFP_KERNEL);
-	if (!meson_encoder_dsi)
-		return -ENOMEM;
+	meson_encoder_dsi = devm_drm_bridge_alloc(priv->dev,
+						  struct meson_encoder_dsi,
+						  bridge,
+						  &meson_encoder_dsi_bridge_funcs);
+	if (IS_ERR(meson_encoder_dsi))
+		return PTR_ERR(meson_encoder_dsi);
 
 	/* DSI Transceiver Bridge */
 	remote = of_graph_get_remote_node(priv->dev->of_node, 2, 0);
@@ -123,7 +126,6 @@ int meson_encoder_dsi_probe(struct meson_drm *priv)
 				     "Failed to find DSI transceiver bridge\n");
 
 	/* DSI Encoder Bridge */
-	meson_encoder_dsi->bridge.funcs = &meson_encoder_dsi_bridge_funcs;
 	meson_encoder_dsi->bridge.of_node = priv->dev->of_node;
 	meson_encoder_dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
 
diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.c b/drivers/gpu/drm/meson/meson_encoder_hdmi.c
index ab08d690d882..8205ee56a691 100644
--- a/drivers/gpu/drm/meson/meson_encoder_hdmi.c
+++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.c
@@ -376,9 +376,12 @@ int meson_encoder_hdmi_probe(struct meson_drm *priv)
 	struct device_node *remote;
 	int ret;
 
-	meson_encoder_hdmi = devm_kzalloc(priv->dev, sizeof(*meson_encoder_hdmi), GFP_KERNEL);
-	if (!meson_encoder_hdmi)
-		return -ENOMEM;
+	meson_encoder_hdmi = devm_drm_bridge_alloc(priv->dev,
+						   struct meson_encoder_hdmi,
+						   bridge,
+						   &meson_encoder_hdmi_bridge_funcs);
+	if (IS_ERR(meson_encoder_hdmi))
+		return PTR_ERR(meson_encoder_hdmi);
 
 	/* HDMI Transceiver Bridge */
 	remote = of_graph_get_remote_node(priv->dev->of_node, 1, 0);
@@ -395,7 +398,6 @@ int meson_encoder_hdmi_probe(struct meson_drm *priv)
 	}
 
 	/* HDMI Encoder Bridge */
-	meson_encoder_hdmi->bridge.funcs = &meson_encoder_hdmi_bridge_funcs;
 	meson_encoder_hdmi->bridge.of_node = priv->dev->of_node;
 	meson_encoder_hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
 	meson_encoder_hdmi->bridge.interlace_allowed = true;
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h
index 819a7e9381e3..f4bf40cd7c88 100644
--- a/drivers/gpu/drm/mgag200/mgag200_drv.h
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.h
@@ -382,10 +382,10 @@ int mgag200_primary_plane_helper_get_scanout_buffer(struct drm_plane *plane,
 	.destroy = drm_plane_cleanup, \
 	DRM_GEM_SHADOW_PLANE_FUNCS
 
-void mgag200_crtc_set_gamma_linear(struct mga_device *mdev, const struct drm_format_info *format);
-void mgag200_crtc_set_gamma(struct mga_device *mdev,
-			    const struct drm_format_info *format,
-			    struct drm_color_lut *lut);
+void mgag200_crtc_fill_gamma(struct mga_device *mdev, const struct drm_format_info *format);
+void mgag200_crtc_load_gamma(struct mga_device *mdev,
+			     const struct drm_format_info *format,
+			     struct drm_color_lut *lut);
 
 enum drm_mode_status mgag200_crtc_helper_mode_valid(struct drm_crtc *crtc,
 						    const struct drm_display_mode *mode);
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200er.c b/drivers/gpu/drm/mgag200/mgag200_g200er.c
index c20ed0ab50ec..23debc70dc54 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200er.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200er.c
@@ -200,9 +200,9 @@ static void mgag200_g200er_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 	mgag200_g200er_reset_tagfifo(mdev);
 
 	if (crtc_state->gamma_lut)
-		mgag200_crtc_set_gamma(mdev, format, crtc_state->gamma_lut->data);
+		mgag200_crtc_load_gamma(mdev, format, crtc_state->gamma_lut->data);
 	else
-		mgag200_crtc_set_gamma_linear(mdev, format);
+		mgag200_crtc_fill_gamma(mdev, format);
 
 	mgag200_enable_display(mdev);
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ev.c b/drivers/gpu/drm/mgag200/mgag200_g200ev.c
index 78be964eb97c..f8796e2b7a0f 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200ev.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200ev.c
@@ -201,9 +201,9 @@ static void mgag200_g200ev_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 	mgag200_g200ev_set_hiprilvl(mdev);
 
 	if (crtc_state->gamma_lut)
-		mgag200_crtc_set_gamma(mdev, format, crtc_state->gamma_lut->data);
+		mgag200_crtc_load_gamma(mdev, format, crtc_state->gamma_lut->data);
 	else
-		mgag200_crtc_set_gamma_linear(mdev, format);
+		mgag200_crtc_fill_gamma(mdev, format);
 
 	mgag200_enable_display(mdev);
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200se.c b/drivers/gpu/drm/mgag200/mgag200_g200se.c
index 7a32d3b1d226..e80da12ba1fe 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200se.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200se.c
@@ -332,9 +332,9 @@ static void mgag200_g200se_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 	mgag200_g200se_set_hiprilvl(mdev, adjusted_mode, format);
 
 	if (crtc_state->gamma_lut)
-		mgag200_crtc_set_gamma(mdev, format, crtc_state->gamma_lut->data);
+		mgag200_crtc_load_gamma(mdev, format, crtc_state->gamma_lut->data);
 	else
-		mgag200_crtc_set_gamma_linear(mdev, format);
+		mgag200_crtc_fill_gamma(mdev, format);
 
 	mgag200_enable_display(mdev);
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 6067d08aeee3..951d715dea30 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -13,6 +13,7 @@
 
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_color_mgmt.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_format_helper.h>
@@ -30,35 +31,37 @@
  * This file contains setup code for the CRTC.
  */
 
-void mgag200_crtc_set_gamma_linear(struct mga_device *mdev,
-				   const struct drm_format_info *format)
+static void mgag200_set_gamma_lut(struct drm_crtc *crtc, unsigned int index,
+				  u16 red, u16 green, u16 blue)
 {
-	int i;
+	struct drm_device *dev = crtc->dev;
+	struct mga_device *mdev = to_mga_device(dev);
+	u8 i8 = index & 0xff;
+	u8 r8 = red >> 8;
+	u8 g8 = green >> 8;
+	u8 b8 = blue >> 8;
+
+	if (drm_WARN_ON_ONCE(dev, index != i8))
+		return; /* driver bug */
+
+	WREG8(DAC_INDEX + MGA1064_INDEX, i8);
+	WREG8(DAC_INDEX + MGA1064_COL_PAL, r8);
+	WREG8(DAC_INDEX + MGA1064_COL_PAL, g8);
+	WREG8(DAC_INDEX + MGA1064_COL_PAL, b8);
+}
 
-	WREG8(DAC_INDEX + MGA1064_INDEX, 0);
+void mgag200_crtc_fill_gamma(struct mga_device *mdev,
+			     const struct drm_format_info *format)
+{
+	struct drm_crtc *crtc = &mdev->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_RGB565:
-		/* Use better interpolation, to take 32 values from 0 to 255 */
-		for (i = 0; i < MGAG200_LUT_SIZE / 8; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i * 8 + i / 4);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i * 4 + i / 16);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i * 8 + i / 4);
-		}
-		/* Green has one more bit, so add padding with 0 for red and blue. */
-		for (i = MGAG200_LUT_SIZE / 8; i < MGAG200_LUT_SIZE / 4; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, 0);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i * 4 + i / 16);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, 0);
-		}
+		drm_crtc_fill_gamma_565(crtc, mgag200_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB888:
 	case DRM_FORMAT_XRGB8888:
-		for (i = 0; i < MGAG200_LUT_SIZE; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, i);
-		}
+		drm_crtc_fill_gamma_888(crtc, mgag200_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(&mdev->base, "Unsupported format %p4cc for gamma correction\n",
@@ -67,36 +70,19 @@ void mgag200_crtc_set_gamma_linear(struct mga_device *mdev,
 	}
 }
 
-void mgag200_crtc_set_gamma(struct mga_device *mdev,
-			    const struct drm_format_info *format,
-			    struct drm_color_lut *lut)
+void mgag200_crtc_load_gamma(struct mga_device *mdev,
+			     const struct drm_format_info *format,
+			     struct drm_color_lut *lut)
 {
-	int i;
-
-	WREG8(DAC_INDEX + MGA1064_INDEX, 0);
+	struct drm_crtc *crtc = &mdev->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_RGB565:
-		/* Use better interpolation, to take 32 values from lut[0] to lut[255] */
-		for (i = 0; i < MGAG200_LUT_SIZE / 8; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i * 8 + i / 4].red >> 8);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i * 4 + i / 16].green >> 8);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i * 8 + i / 4].blue >> 8);
-		}
-		/* Green has one more bit, so add padding with 0 for red and blue. */
-		for (i = MGAG200_LUT_SIZE / 8; i < MGAG200_LUT_SIZE / 4; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, 0);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i * 4 + i / 16].green >> 8);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, 0);
-		}
+		drm_crtc_load_gamma_565_from_888(crtc, lut, mgag200_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB888:
 	case DRM_FORMAT_XRGB8888:
-		for (i = 0; i < MGAG200_LUT_SIZE; i++) {
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i].red >> 8);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i].green >> 8);
-			WREG8(DAC_INDEX + MGA1064_COL_PAL, lut[i].blue >> 8);
-		}
+		drm_crtc_load_gamma_888(crtc, lut, mgag200_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(&mdev->base, "Unsupported format %p4cc for gamma correction\n",
@@ -642,9 +628,9 @@ void mgag200_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_s
 		const struct drm_format_info *format = mgag200_crtc_state->format;
 
 		if (crtc_state->gamma_lut)
-			mgag200_crtc_set_gamma(mdev, format, crtc_state->gamma_lut->data);
+			mgag200_crtc_load_gamma(mdev, format, crtc_state->gamma_lut->data);
 		else
-			mgag200_crtc_set_gamma_linear(mdev, format);
+			mgag200_crtc_fill_gamma(mdev, format);
 	}
 }
 
@@ -665,9 +651,9 @@ void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_
 		funcs->pixpllc_atomic_update(crtc, old_state);
 
 	if (crtc_state->gamma_lut)
-		mgag200_crtc_set_gamma(mdev, format, crtc_state->gamma_lut->data);
+		mgag200_crtc_load_gamma(mdev, format, crtc_state->gamma_lut->data);
 	else
-		mgag200_crtc_set_gamma_linear(mdev, format);
+		mgag200_crtc_fill_gamma(mdev, format);
 
 	mgag200_enable_display(mdev);
 }
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index 3e9aa2cc38ef..d9be0fe3d674 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -30,7 +30,7 @@
 static struct msm_gem_submit *submit_create(struct drm_device *dev,
 		struct msm_gpu *gpu,
 		struct msm_gpu_submitqueue *queue, uint32_t nr_bos,
-		uint32_t nr_cmds)
+		uint32_t nr_cmds, u64 drm_client_id)
 {
 	static atomic_t ident = ATOMIC_INIT(0);
 	struct msm_gem_submit *submit;
@@ -54,7 +54,8 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev,
 		return ERR_PTR(ret);
 	}
 
-	ret = drm_sched_job_init(&submit->base, queue->entity, 1, queue);
+	ret = drm_sched_job_init(&submit->base, queue->entity, 1, queue,
+				 drm_client_id);
 	if (ret) {
 		kfree(submit->hw_fence);
 		kfree(submit);
@@ -693,7 +694,8 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
 		}
 	}
 
-	submit = submit_create(dev, gpu, queue, args->nr_bos, args->nr_cmds);
+	submit = submit_create(dev, gpu, queue, args->nr_bos, args->nr_cmds,
+			       file->client_id);
 	if (IS_ERR(submit)) {
 		ret = PTR_ERR(submit);
 		goto out_post_unlock;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 6ded8c2b6d3b..d5654e26d5bc 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -50,10 +50,10 @@ nouveau_fctx(struct nouveau_fence *fence)
 	return container_of(fence->base.lock, struct nouveau_fence_chan, lock);
 }
 
-static int
+static bool
 nouveau_fence_signal(struct nouveau_fence *fence)
 {
-	int drop = 0;
+	bool drop = false;
 
 	dma_fence_signal_locked(&fence->base);
 	list_del(&fence->head);
@@ -63,7 +63,7 @@ nouveau_fence_signal(struct nouveau_fence *fence)
 		struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
 
 		if (!--fctx->notify_ref)
-			drop = 1;
+			drop = true;
 	}
 
 	dma_fence_put(&fence->base);
@@ -83,13 +83,11 @@ nouveau_local_fence(struct dma_fence *fence, struct nouveau_drm *drm)
 void
 nouveau_fence_context_kill(struct nouveau_fence_chan *fctx, int error)
 {
-	struct nouveau_fence *fence;
+	struct nouveau_fence *fence, *tmp;
 	unsigned long flags;
 
 	spin_lock_irqsave(&fctx->lock, flags);
-	while (!list_empty(&fctx->pending)) {
-		fence = list_entry(fctx->pending.next, typeof(*fence), head);
-
+	list_for_each_entry_safe(fence, tmp, &fctx->pending, head) {
 		if (error && !dma_fence_is_signaled_locked(&fence->base))
 			dma_fence_set_error(&fence->base, error);
 
@@ -127,23 +125,23 @@ nouveau_fence_context_free(struct nouveau_fence_chan *fctx)
 	kref_put(&fctx->fence_ref, nouveau_fence_context_put);
 }
 
-static int
+static void
 nouveau_fence_update(struct nouveau_channel *chan, struct nouveau_fence_chan *fctx)
 {
-	struct nouveau_fence *fence;
-	int drop = 0;
+	struct nouveau_fence *fence, *tmp;
+	bool drop = false;
 	u32 seq = fctx->read(chan);
 
-	while (!list_empty(&fctx->pending)) {
-		fence = list_entry(fctx->pending.next, typeof(*fence), head);
-
+	list_for_each_entry_safe(fence, tmp, &fctx->pending, head) {
 		if ((int)(seq - fence->base.seqno) < 0)
 			break;
 
-		drop |= nouveau_fence_signal(fence);
+		if (nouveau_fence_signal(fence))
+			drop = true;
 	}
 
-	return drop;
+	if (drop)
+		nvif_event_block(&fctx->event);
 }
 
 static void
@@ -151,22 +149,16 @@ nouveau_fence_uevent_work(struct work_struct *work)
 {
 	struct nouveau_fence_chan *fctx = container_of(work, struct nouveau_fence_chan,
 						       uevent_work);
+	struct nouveau_channel *chan;
+	struct nouveau_fence *fence;
 	unsigned long flags;
-	int drop = 0;
 
 	spin_lock_irqsave(&fctx->lock, flags);
-	if (!list_empty(&fctx->pending)) {
-		struct nouveau_fence *fence;
-		struct nouveau_channel *chan;
-
-		fence = list_entry(fctx->pending.next, typeof(*fence), head);
+	fence = list_first_entry_or_null(&fctx->pending, typeof(*fence), head);
+	if (fence) {
 		chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock));
-		if (nouveau_fence_update(chan, fctx))
-			drop = 1;
+		nouveau_fence_update(chan, fctx);
 	}
-	if (drop)
-		nvif_event_block(&fctx->event);
-
 	spin_unlock_irqrestore(&fctx->lock, flags);
 }
 
@@ -246,9 +238,7 @@ nouveau_fence_emit(struct nouveau_fence *fence)
 			return -ENODEV;
 		}
 
-		if (nouveau_fence_update(chan, fctx))
-			nvif_event_block(&fctx->event);
-
+		nouveau_fence_update(chan, fctx);
 		list_add_tail(&fence->head, &fctx->pending);
 		spin_unlock_irq(&fctx->lock);
 	}
@@ -259,21 +249,19 @@ nouveau_fence_emit(struct nouveau_fence *fence)
 bool
 nouveau_fence_done(struct nouveau_fence *fence)
 {
-	if (fence->base.ops == &nouveau_fence_ops_legacy ||
-	    fence->base.ops == &nouveau_fence_ops_uevent) {
-		struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
-		struct nouveau_channel *chan;
-		unsigned long flags;
+	struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
+	struct nouveau_channel *chan;
+	unsigned long flags;
 
-		if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags))
-			return true;
+	if (dma_fence_is_signaled(&fence->base))
+		return true;
+
+	spin_lock_irqsave(&fctx->lock, flags);
+	chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock));
+	if (chan)
+		nouveau_fence_update(chan, fctx);
+	spin_unlock_irqrestore(&fctx->lock, flags);
 
-		spin_lock_irqsave(&fctx->lock, flags);
-		chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock));
-		if (chan && nouveau_fence_update(chan, fctx))
-			nvif_event_block(&fctx->event);
-		spin_unlock_irqrestore(&fctx->lock, flags);
-	}
 	return dma_fence_is_signaled(&fence->base);
 }
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_sched.c b/drivers/gpu/drm/nouveau/nouveau_sched.c
index d326e55d2d24..460a5fb02412 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sched.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sched.c
@@ -87,7 +87,8 @@ nouveau_job_init(struct nouveau_job *job,
 	}
 
 	ret = drm_sched_job_init(&job->base, &sched->entity,
-				 args->credits, NULL);
+				 args->credits, NULL,
+				 job->file_priv->client_id);
 	if (ret)
 		goto err_free_chains;
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
index 4e09985424b6..e5bbd8563007 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
@@ -104,7 +104,7 @@ nvkm_chan_cctx_get(struct nvkm_chan *chan, struct nvkm_engn *engn, struct nvkm_c
 	if (cctx) {
 		refcount_inc(&cctx->refs);
 		*pcctx = cctx;
-		mutex_unlock(&chan->cgrp->mutex);
+		mutex_unlock(&cgrp->mutex);
 		return 0;
 	}
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
index 7e9e2d3564da..6e63df816d85 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
@@ -648,7 +648,7 @@ r535_conn_new(struct nvkm_disp *disp, u32 id)
 	ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom,
 				    NV0073_CTRL_CMD_SPECIFIC_GET_CONNECTOR_DATA, sizeof(*ctrl));
 	if (IS_ERR(ctrl))
-		return (void *)ctrl;
+		return ERR_CAST(ctrl);
 
 	ctrl->subDeviceInstance = 0;
 	ctrl->displayId = BIT(id);
diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c
index 6eff97a09160..9f86db774c39 100644
--- a/drivers/gpu/drm/omapdrm/dss/dpi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dpi.c
@@ -562,7 +562,6 @@ static const struct drm_bridge_funcs dpi_bridge_funcs = {
 
 static void dpi_bridge_init(struct dpi_data *dpi)
 {
-	dpi->bridge.funcs = &dpi_bridge_funcs;
 	dpi->bridge.of_node = dpi->pdev->dev.of_node;
 	dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
 
@@ -707,9 +706,9 @@ int dpi_init_port(struct dss_device *dss, struct platform_device *pdev,
 	u32 datalines;
 	int r;
 
-	dpi = devm_kzalloc(&pdev->dev, sizeof(*dpi), GFP_KERNEL);
-	if (!dpi)
-		return -ENOMEM;
+	dpi = devm_drm_bridge_alloc(&pdev->dev, struct dpi_data, bridge, &dpi_bridge_funcs);
+	if (IS_ERR(dpi))
+		return PTR_ERR(dpi);
 
 	ep = of_graph_get_next_port_endpoint(port, NULL);
 	if (!ep)
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 91ee63bfe0bc..b129e5a8d791 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -4701,7 +4701,6 @@ static const struct drm_bridge_funcs dsi_bridge_funcs = {
 
 static void dsi_bridge_init(struct dsi_data *dsi)
 {
-	dsi->bridge.funcs = &dsi_bridge_funcs;
 	dsi->bridge.of_node = dsi->host.dev->of_node;
 	dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
 
@@ -4894,9 +4893,9 @@ static int dsi_probe(struct platform_device *pdev)
 	unsigned int i;
 	int r;
 
-	dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(dev, struct dsi_data, bridge, &dsi_bridge_funcs);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	dsi->dev = dev;
 	dev_set_drvdata(dev, dsi);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index a3b22952fdc3..3cd612af2449 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -505,7 +505,6 @@ static const struct drm_bridge_funcs hdmi4_bridge_funcs = {
 
 static void hdmi4_bridge_init(struct omap_hdmi *hdmi)
 {
-	hdmi->bridge.funcs = &hdmi4_bridge_funcs;
 	hdmi->bridge.of_node = hdmi->pdev->dev.of_node;
 	hdmi->bridge.ops = DRM_BRIDGE_OP_EDID;
 	hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
@@ -761,9 +760,9 @@ static int hdmi4_probe(struct platform_device *pdev)
 	int irq;
 	int r;
 
-	hdmi = kzalloc(sizeof(*hdmi), GFP_KERNEL);
-	if (!hdmi)
-		return -ENOMEM;
+	hdmi = devm_drm_bridge_alloc(&pdev->dev, struct omap_hdmi, bridge, &hdmi4_bridge_funcs);
+	if (IS_ERR(hdmi))
+		return PTR_ERR(hdmi);
 
 	hdmi->pdev = pdev;
 
@@ -774,25 +773,24 @@ static int hdmi4_probe(struct platform_device *pdev)
 
 	r = hdmi4_probe_of(hdmi);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi_wp_init(pdev, &hdmi->wp, 4);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi_phy_init(pdev, &hdmi->phy, 4);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi4_core_init(pdev, &hdmi->core);
 	if (r)
-		goto err_free;
+		return r;
 
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0) {
 		DSSERR("platform_get_irq failed\n");
-		r = -ENODEV;
-		goto err_free;
+		return -ENODEV;
 	}
 
 	r = devm_request_threaded_irq(&pdev->dev, irq,
@@ -800,7 +798,7 @@ static int hdmi4_probe(struct platform_device *pdev)
 			IRQF_ONESHOT, "OMAP HDMI", hdmi);
 	if (r) {
 		DSSERR("HDMI IRQ request failed\n");
-		goto err_free;
+		return r;
 	}
 
 	hdmi->vdda_reg = devm_regulator_get(&pdev->dev, "vdda");
@@ -808,7 +806,7 @@ static int hdmi4_probe(struct platform_device *pdev)
 		r = PTR_ERR(hdmi->vdda_reg);
 		if (r != -EPROBE_DEFER)
 			DSSERR("can't get VDDA regulator\n");
-		goto err_free;
+		return r;
 	}
 
 	pm_runtime_enable(&pdev->dev);
@@ -827,8 +825,6 @@ err_uninit_output:
 	hdmi4_uninit_output(hdmi);
 err_pm_disable:
 	pm_runtime_disable(&pdev->dev);
-err_free:
-	kfree(hdmi);
 	return r;
 }
 
@@ -841,8 +837,6 @@ static void hdmi4_remove(struct platform_device *pdev)
 	hdmi4_uninit_output(hdmi);
 
 	pm_runtime_disable(&pdev->dev);
-
-	kfree(hdmi);
 }
 
 static const struct of_device_id hdmi_of_match[] = {
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index 0c98444d39a9..5636b3dfec1c 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -480,7 +480,6 @@ static const struct drm_bridge_funcs hdmi5_bridge_funcs = {
 
 static void hdmi5_bridge_init(struct omap_hdmi *hdmi)
 {
-	hdmi->bridge.funcs = &hdmi5_bridge_funcs;
 	hdmi->bridge.of_node = hdmi->pdev->dev.of_node;
 	hdmi->bridge.ops = DRM_BRIDGE_OP_EDID;
 	hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
@@ -727,9 +726,9 @@ static int hdmi5_probe(struct platform_device *pdev)
 	int irq;
 	int r;
 
-	hdmi = kzalloc(sizeof(*hdmi), GFP_KERNEL);
-	if (!hdmi)
-		return -ENOMEM;
+	hdmi = devm_drm_bridge_alloc(&pdev->dev, struct omap_hdmi, bridge, &hdmi5_bridge_funcs);
+	if (IS_ERR(hdmi))
+		return PTR_ERR(hdmi);
 
 	hdmi->pdev = pdev;
 
@@ -740,25 +739,24 @@ static int hdmi5_probe(struct platform_device *pdev)
 
 	r = hdmi5_probe_of(hdmi);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi_wp_init(pdev, &hdmi->wp, 5);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi_phy_init(pdev, &hdmi->phy, 5);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = hdmi5_core_init(pdev, &hdmi->core);
 	if (r)
-		goto err_free;
+		return r;
 
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0) {
 		DSSERR("platform_get_irq failed\n");
-		r = -ENODEV;
-		goto err_free;
+		return -ENODEV;
 	}
 
 	r = devm_request_threaded_irq(&pdev->dev, irq,
@@ -766,7 +764,7 @@ static int hdmi5_probe(struct platform_device *pdev)
 			IRQF_ONESHOT, "OMAP HDMI", hdmi);
 	if (r) {
 		DSSERR("HDMI IRQ request failed\n");
-		goto err_free;
+		return r;
 	}
 
 	hdmi->vdda_reg = devm_regulator_get(&pdev->dev, "vdda");
@@ -774,7 +772,7 @@ static int hdmi5_probe(struct platform_device *pdev)
 		r = PTR_ERR(hdmi->vdda_reg);
 		if (r != -EPROBE_DEFER)
 			DSSERR("can't get VDDA regulator\n");
-		goto err_free;
+		return r;
 	}
 
 	pm_runtime_enable(&pdev->dev);
@@ -793,8 +791,6 @@ err_uninit_output:
 	hdmi5_uninit_output(hdmi);
 err_pm_disable:
 	pm_runtime_disable(&pdev->dev);
-err_free:
-	kfree(hdmi);
 	return r;
 }
 
@@ -807,8 +803,6 @@ static void hdmi5_remove(struct platform_device *pdev)
 	hdmi5_uninit_output(hdmi);
 
 	pm_runtime_disable(&pdev->dev);
-
-	kfree(hdmi);
 }
 
 static const struct of_device_id hdmi_of_match[] = {
diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c
index e78826e4b560..df4cbc683e2c 100644
--- a/drivers/gpu/drm/omapdrm/dss/sdi.c
+++ b/drivers/gpu/drm/omapdrm/dss/sdi.c
@@ -284,7 +284,6 @@ static const struct drm_bridge_funcs sdi_bridge_funcs = {
 
 static void sdi_bridge_init(struct sdi_device *sdi)
 {
-	sdi->bridge.funcs = &sdi_bridge_funcs;
 	sdi->bridge.of_node = sdi->pdev->dev.of_node;
 	sdi->bridge.type = DRM_MODE_CONNECTOR_LVDS;
 
@@ -344,21 +343,19 @@ int sdi_init_port(struct dss_device *dss, struct platform_device *pdev,
 	u32 datapairs;
 	int r;
 
-	sdi = kzalloc(sizeof(*sdi), GFP_KERNEL);
-	if (!sdi)
-		return -ENOMEM;
+	sdi = devm_drm_bridge_alloc(&pdev->dev, struct sdi_device, bridge, &sdi_bridge_funcs);
+	if (IS_ERR(sdi))
+		return PTR_ERR(sdi);
 
 	ep = of_graph_get_next_port_endpoint(port, NULL);
-	if (!ep) {
-		r = 0;
-		goto err_free;
-	}
+	if (!ep)
+		return 0;
 
 	r = of_property_read_u32(ep, "datapairs", &datapairs);
 	of_node_put(ep);
 	if (r) {
 		DSSERR("failed to parse datapairs\n");
-		goto err_free;
+		return r;
 	}
 
 	sdi->datapairs = datapairs;
@@ -372,19 +369,14 @@ int sdi_init_port(struct dss_device *dss, struct platform_device *pdev,
 		r = PTR_ERR(sdi->vdds_sdi_reg);
 		if (r != -EPROBE_DEFER)
 			DSSERR("can't get VDDS_SDI regulator\n");
-		goto err_free;
+		return r;
 	}
 
 	r = sdi_init_output(sdi);
 	if (r)
-		goto err_free;
+		return r;
 
 	return 0;
-
-err_free:
-	kfree(sdi);
-
-	return r;
 }
 
 void sdi_uninit_port(struct device_node *port)
@@ -395,5 +387,4 @@ void sdi_uninit_port(struct device_node *port)
 		return;
 
 	sdi_uninit_output(sdi);
-	kfree(sdi);
 }
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c
index 50349518eda1..9b5d53dc361e 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -664,7 +664,6 @@ static const struct drm_bridge_funcs venc_bridge_funcs = {
 
 static void venc_bridge_init(struct venc_device *venc)
 {
-	venc->bridge.funcs = &venc_bridge_funcs;
 	venc->bridge.of_node = venc->pdev->dev.of_node;
 	venc->bridge.ops = DRM_BRIDGE_OP_MODES;
 	venc->bridge.type = DRM_MODE_CONNECTOR_SVIDEO;
@@ -809,9 +808,9 @@ static int venc_probe(struct platform_device *pdev)
 	struct venc_device *venc;
 	int r;
 
-	venc = kzalloc(sizeof(*venc), GFP_KERNEL);
-	if (!venc)
-		return -ENOMEM;
+	venc = devm_drm_bridge_alloc(&pdev->dev, struct venc_device, bridge, &venc_bridge_funcs);
+	if (IS_ERR(venc))
+		return PTR_ERR(venc);
 
 	venc->pdev = pdev;
 
@@ -824,26 +823,24 @@ static int venc_probe(struct platform_device *pdev)
 	venc->config = &venc_config_pal_trm;
 
 	venc->base = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(venc->base)) {
-		r = PTR_ERR(venc->base);
-		goto err_free;
-	}
+	if (IS_ERR(venc->base))
+		return PTR_ERR(venc->base);
 
 	venc->vdda_dac_reg = devm_regulator_get(&pdev->dev, "vdda");
 	if (IS_ERR(venc->vdda_dac_reg)) {
 		r = PTR_ERR(venc->vdda_dac_reg);
 		if (r != -EPROBE_DEFER)
 			DSSERR("can't get VDDA_DAC regulator\n");
-		goto err_free;
+		return r;
 	}
 
 	r = venc_get_clocks(venc);
 	if (r)
-		goto err_free;
+		return r;
 
 	r = venc_probe_of(venc);
 	if (r)
-		goto err_free;
+		return r;
 
 	pm_runtime_enable(&pdev->dev);
 
@@ -861,8 +858,6 @@ err_uninit_output:
 	venc_uninit_output(venc);
 err_pm_disable:
 	pm_runtime_disable(&pdev->dev);
-err_free:
-	kfree(venc);
 	return r;
 }
 
@@ -875,8 +870,6 @@ static void venc_remove(struct platform_device *pdev)
 	venc_uninit_output(venc);
 
 	pm_runtime_disable(&pdev->dev);
-
-	kfree(venc);
 }
 
 static __maybe_unused int venc_runtime_suspend(struct device *dev)
diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index cfebb08e8a62..d5aa1c95c6a4 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -647,6 +647,32 @@ config DRM_PANEL_RAYDIUM_RM69380
 	  This panel controller can be found in the Lenovo Xiaoxin Pad Pro 2021
 	  in combination with an EDO OLED panel.
 
+config DRM_PANEL_RENESAS_R61307
+	tristate "Renesas R61307 DSI video mode panel"
+	depends on OF
+	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
+	help
+	  Say Y here if you want to enable support for KOE tx13d100vm0eaa
+	  IPS-LCD module with Renesas R69328 IC. The panel has a 1024x768
+	  resolution and uses 24 bit RGB per pixel.
+
+	  This panel controller can be found in LG Optimus Vu P895 smartphone
+	  in combination with LCD panel.
+
+config DRM_PANEL_RENESAS_R69328
+	tristate "Renesas R69328 720x1280 DSI video mode panel"
+	depends on OF
+	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
+	help
+	  Say Y here if you want to enable support for JDI dx12d100vm0eaa
+	  IPS-LCD module with Renesas R69328 IC. The panel has a 720x1280
+	  resolution and uses 24 bit RGB per pixel.
+
+	  This panel controller can be found in LG Optimus 4X P895 smartphone
+	  in combination with LCD panel.
+
 config DRM_PANEL_RONBO_RB070D30
 	tristate "Ronbo Electronics RB070D30 panel"
 	depends on OF
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 714cbac830e3..73a39bc72604 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -65,6 +65,8 @@ obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM67200) += panel-raydium-rm67200.o
 obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM68200) += panel-raydium-rm68200.o
 obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM692E5) += panel-raydium-rm692e5.o
 obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM69380) += panel-raydium-rm69380.o
+obj-$(CONFIG_DRM_PANEL_RENESAS_R61307) += panel-renesas-r61307.o
+obj-$(CONFIG_DRM_PANEL_RENESAS_R69328) += panel-renesas-r69328.o
 obj-$(CONFIG_DRM_PANEL_RONBO_RB070D30) += panel-ronbo-rb070d30.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_AMS581VF01) += panel-samsung-ams581vf01.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_AMS639RQ08) += panel-samsung-ams639rq08.o
diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index 90e8c154a978..6c45c9e879ec 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -113,7 +113,7 @@ struct panel_delay {
 	 *     // do fixed enable delay
 	 *     // enforce prepare_to_enable min time
 	 *
-	 * This is not specified in a standard way on eDP timing diagrams.
+	 * This is usually (T4+T5+T6+T8)-min on eDP timing diagrams.
 	 * It is effectively the time from HPD going high till you can
 	 * turn on the backlight.
 	 */
@@ -1869,6 +1869,7 @@ static const struct edp_panel_entry edp_panels[] = {
 	EDP_PANEL_ENTRY('A', 'U', 'O', 0x235c, &delay_200_500_e50, "B116XTN02.3"),
 	EDP_PANEL_ENTRY('A', 'U', 'O', 0x239b, &delay_200_500_e50, "B116XAN06.1"),
 	EDP_PANEL_ENTRY('A', 'U', 'O', 0x255c, &delay_200_500_e50, "B116XTN02.5"),
+	EDP_PANEL_ENTRY('A', 'U', 'O', 0x30ed, &delay_200_500_e50, "G156HAN03.0"),
 	EDP_PANEL_ENTRY('A', 'U', 'O', 0x403d, &delay_200_500_e50, "B140HAN04.0"),
 	EDP_PANEL_ENTRY('A', 'U', 'O', 0x405c, &auo_b116xak01.delay, "B116XAN04.0"),
 	EDP_PANEL_ENTRY2('A', 'U', 'O', 0x405c, &auo_b116xak01.delay, "B116XAK01.0",
@@ -1923,6 +1924,7 @@ static const struct edp_panel_entry edp_panels[] = {
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x094b, &delay_200_500_e50, "NT116WHM-N21"),
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x0951, &delay_200_500_e80, "NV116WHM-N47"),
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x095f, &delay_200_500_e50, "NE135FBM-N41 v8.1"),
+	EDP_PANEL_ENTRY('B', 'O', 'E', 0x0964, &delay_200_500_e50, "NV133WUM-N61"),
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x096e, &delay_200_500_e50_po2e200, "NV116WHM-T07 V8.0"),
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x0979, &delay_200_500_e50, "NV116WHM-N49 V8.0"),
 	EDP_PANEL_ENTRY('B', 'O', 'E', 0x098d, &boe_nv110wtm_n61.delay, "NV110WTM-N61"),
@@ -1973,6 +1975,7 @@ static const struct edp_panel_entry edp_panels[] = {
 	EDP_PANEL_ENTRY('C', 'M', 'N', 0x14d4, &delay_200_500_e80_d50, "N140HCA-EAC"),
 	EDP_PANEL_ENTRY('C', 'M', 'N', 0x14d6, &delay_200_500_e80_d50, "N140BGA-EA4"),
 	EDP_PANEL_ENTRY('C', 'M', 'N', 0x14e5, &delay_200_500_e80_d50, "N140HGA-EA1"),
+	EDP_PANEL_ENTRY('C', 'M', 'N', 0x162b, &delay_200_500_e80_d50, "N160JCE-ELL"),
 
 	EDP_PANEL_ENTRY('C', 'S', 'O', 0x1200, &delay_200_500_e50_p2e200, "MNC207QS1-1"),
 	EDP_PANEL_ENTRY('C', 'S', 'O', 0x1413, &delay_200_500_e50_p2e200, "MNE007JA1-2"),
@@ -2005,6 +2008,7 @@ static const struct edp_panel_entry edp_panels[] = {
 	EDP_PANEL_ENTRY('K', 'D', 'C', 0x044f, &delay_200_500_e50, "KD116N9-30NH-F3"),
 	EDP_PANEL_ENTRY('K', 'D', 'C', 0x05f1, &delay_200_500_e80_d50, "KD116N5-30NV-G7"),
 	EDP_PANEL_ENTRY('K', 'D', 'C', 0x0809, &delay_200_500_e50, "KD116N2930A15"),
+	EDP_PANEL_ENTRY('K', 'D', 'C', 0x1220, &delay_200_500_e50, "KD116N3730A05"),
 
 	EDP_PANEL_ENTRY('L', 'G', 'D', 0x0000, &delay_200_500_e200_d200, "Unknown"),
 	EDP_PANEL_ENTRY('L', 'G', 'D', 0x048d, &delay_200_500_e200_d200, "Unknown"),
diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
index b904d5437444..1f177834d629 100644
--- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c
+++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
@@ -206,9 +206,10 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi)
 	struct kd35t133 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct kd35t133, panel,
+				   &kd35t133_funcs, DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
@@ -248,9 +249,6 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &kd35t133_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c b/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c
index 986e3e192881..6225501cb174 100644
--- a/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c
+++ b/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c
@@ -443,9 +443,11 @@ static int k101_im2ba02_dsi_probe(struct mipi_dsi_device *dsi)
 	unsigned int i;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct k101_im2ba02, panel,
+				   &k101_im2ba02_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
@@ -463,9 +465,6 @@ static int k101_im2ba02_dsi_probe(struct mipi_dsi_device *dsi)
 		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset),
 				     "Couldn't get our reset GPIO\n");
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &k101_im2ba02_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
index 48e3acaecdf3..4f8d6d8c07e4 100644
--- a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
+++ b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
@@ -189,16 +189,14 @@ static int feiyang_dsi_probe(struct mipi_dsi_device *dsi)
 	struct feiyang *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct feiyang, panel,
+				   &feiyang_funcs, DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &feiyang_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->dvdd = devm_regulator_get(&dsi->dev, "dvdd");
 	if (IS_ERR(ctx->dvdd))
 		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->dvdd),
diff --git a/drivers/gpu/drm/panel/panel-himax-hx83112a.c b/drivers/gpu/drm/panel/panel-himax-hx83112a.c
index 47bce087e339..142cb1cc067a 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx83112a.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx83112a.c
@@ -269,9 +269,11 @@ static int hx83112a_probe(struct mipi_dsi_device *dsi)
 	struct hx83112a_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct hx83112a_panel, panel,
+				   &hx83112a_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supplies[0].supply = "vdd1";
 	ctx->supplies[1].supply = "vsn";
@@ -295,8 +297,6 @@ static int hx83112a_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_VIDEO_HSE |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &hx83112a_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ret = drm_panel_of_backlight(&ctx->panel);
diff --git a/drivers/gpu/drm/panel/panel-himax-hx8394.c b/drivers/gpu/drm/panel/panel-himax-hx8394.c
index ff994bf0e3cc..c4d3e09a228d 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx8394.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx8394.c
@@ -477,6 +477,147 @@ static const struct hx8394_panel_desc mchp_ac40t08a_desc = {
 	.init_sequence = mchp_ac40t08a_init_sequence,
 };
 
+/*
+ * HL055FHAV028C is based on Himax HX8399, so datasheet pages are
+ * slightly different than HX8394 based panels.
+ */
+static void hl055fhav028c_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
+{
+	/* 6.3.6 SETEXTC: Set extension command (B9h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETEXTC,
+				     0xff, 0x83, 0x99);
+
+	/* 6.3.17 SETOFFSET: Set offset voltage (D2h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETOFFSET,
+				     0x77);
+
+	/* 6.3.1 SETPOWER: Set power (B1h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETPOWER,
+				     0x02, 0x04, 0x74, 0x94, 0x01, 0x32,
+				     0x33, 0x11, 0x11, 0xab, 0x4d, 0x56,
+				     0x73, 0x02, 0x02);
+
+	/* 6.3.2 SETDISP: Set display related register (B2h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETDISP,
+				     0x00, 0x80, 0x80, 0xae, 0x05, 0x07,
+				     0x5a, 0x11, 0x00, 0x00, 0x10, 0x1e,
+				     0x70, 0x03, 0xd4);
+
+	/* 6.3.3 SETCYC: Set display waveform cycles (B4h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETCYC,
+				     0x00, 0xff, 0x02, 0xc0, 0x02, 0xc0,
+				     0x00, 0x00, 0x08, 0x00, 0x04, 0x06,
+				     0x00, 0x32, 0x04, 0x0a, 0x08, 0x21,
+				     0x03, 0x01, 0x00, 0x0f, 0xb8, 0x8b,
+				     0x02, 0xc0, 0x02, 0xc0, 0x00, 0x00,
+				     0x08, 0x00, 0x04, 0x06, 0x00, 0x32,
+				     0x04, 0x0a, 0x08, 0x01, 0x00, 0x0f,
+				     0xb8, 0x01);
+
+	/* 6.3.18 SETGIP0: Set GIP Option0 (D3h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETGIP0,
+				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				     0x06, 0x00, 0x00, 0x10, 0x04, 0x00,
+				     0x04, 0x00, 0x00, 0x00, 0x00, 0x00,
+				     0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+				     0x00, 0x05, 0x05, 0x07, 0x00, 0x00,
+				     0x00, 0x05, 0x40);
+
+	/* 6.3.19 Set GIP Option1 (D5h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETGIP1,
+				     0x18, 0x18, 0x19, 0x19, 0x18, 0x18,
+				     0x21, 0x20, 0x01, 0x00, 0x07, 0x06,
+				     0x05, 0x04, 0x03, 0x02, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x2f, 0x2f,
+				     0x30, 0x30, 0x31, 0x31, 0x18, 0x18,
+				     0x18, 0x18);
+
+	/* 6.3.20 Set GIP Option2 (D6h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETGIP2,
+				     0x18, 0x18, 0x19, 0x19, 0x40, 0x40,
+				     0x20, 0x21, 0x02, 0x03, 0x04, 0x05,
+				     0x06, 0x07, 0x00, 0x01, 0x40, 0x40,
+				     0x40, 0x40, 0x40, 0x40, 0x2f, 0x2f,
+				     0x30, 0x30, 0x31, 0x31, 0x40, 0x40,
+				     0x40, 0x40);
+
+	/* 6.3.21 Set GIP Option3 (D8h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN4,
+				     0xa2, 0xaa, 0x02, 0xa0, 0xa2, 0xa8,
+				     0x02, 0xa0, 0xb0, 0x00, 0x00, 0x00,
+				     0xb0, 0x00, 0x00, 0x00);
+
+	/* 6.3.9 Set register bank (BDh) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETREGBANK,
+				     0x01);
+
+	/* 6.3.21 Set GIP Option3 (D8h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN4,
+				     0xb0, 0x00, 0x00, 0x00, 0xb0, 0x00,
+				     0x00, 0x00, 0xe2, 0xaa, 0x03, 0xf0,
+				     0xe2, 0xaa, 0x03, 0xf0);
+
+	/* 6.3.9 Set register bank (BDh) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETREGBANK,
+				     0x02);
+
+	/* 6.3.21 Set GIP Option3 (D8h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN4,
+				     0xe2, 0xaa, 0x03, 0xf0, 0xe2, 0xaa,
+				     0x03, 0xf0);
+
+	/* 6.3.9 Set register bank (BDh) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETREGBANK,
+				     0x00);
+
+	/* 6.3.4 SETVCOM: Set VCOM voltage (B6h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETVCOM,
+				     0x7a, 0x7a);
+
+	/* 6.3.26 SETGAMMA: Set gamma curve related setting (E0h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETGAMMA,
+				     0x00, 0x18, 0x27, 0x24, 0x5a, 0x68,
+				     0x79, 0x78, 0x81, 0x8a, 0x92, 0x99,
+				     0x9e, 0xa7, 0xaf, 0xb4, 0xb9, 0xc3,
+				     0xc7, 0xd1, 0xc6, 0xd4, 0xd5, 0x6c,
+				     0x67, 0x71, 0x77, 0x00, 0x00, 0x18,
+				     0x27, 0x24, 0x5a, 0x68, 0x79, 0x78,
+				     0x81, 0x8a, 0x92, 0x99, 0x9e, 0xa7,
+				     0xaf, 0xb4, 0xb9, 0xc3, 0xc7, 0xd1,
+				     0xc6, 0xd4, 0xd5, 0x6c, 0x67, 0x77);
+
+	/* Unknown command, not listed in the HX8399-C datasheet (C6h) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN2,
+				     0xff, 0xf9);
+
+	/* 6.3.16 SETPANEL (CCh) */
+	mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_SETPANEL,
+				     0x08);
+}
+
+static const struct drm_display_mode hl055fhav028c_mode = {
+	.hdisplay	= 1080,
+	.hsync_start	= 1080 + 32,
+	.hsync_end	= 1080 + 32 + 8,
+	.htotal		= 1080 + 32 + 8 + 32,
+	.vdisplay	= 1920,
+	.vsync_start	= 1920 + 16,
+	.vsync_end	= 1920 + 16 + 2,
+	.vtotal		= 1920 + 16 + 2 + 14,
+	.clock		= 134920,
+	.flags		= DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
+	.width_mm	= 70,
+	.height_mm	= 127,
+};
+
+static const struct hx8394_panel_desc hl055fhav028c_desc = {
+	.mode = &hl055fhav028c_mode,
+	.lanes = 4,
+	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST,
+	.format = MIPI_DSI_FMT_RGB888,
+	.init_sequence = hl055fhav028c_init_sequence,
+};
+
 static int hx8394_enable(struct drm_panel *panel)
 {
 	struct hx8394 *ctx = panel_to_hx8394(panel);
@@ -611,9 +752,11 @@ static int hx8394_probe(struct mipi_dsi_device *dsi)
 	struct hx8394 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct hx8394, panel,
+				   &hx8394_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->reset_gpio))
@@ -645,9 +788,6 @@ static int hx8394_probe(struct mipi_dsi_device *dsi)
 		return dev_err_probe(dev, PTR_ERR(ctx->iovcc),
 				     "Failed to request iovcc regulator\n");
 
-	drm_panel_init(&ctx->panel, dev, &hx8394_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
@@ -683,6 +823,7 @@ static void hx8394_remove(struct mipi_dsi_device *dsi)
 
 static const struct of_device_id hx8394_of_match[] = {
 	{ .compatible = "hannstar,hsd060bhw4", .data = &hsd060bhw4_desc },
+	{ .compatible = "huiling,hl055fhav028c", .data = &hl055fhav028c_desc },
 	{ .compatible = "powkiddy,x55-panel", .data = &powkiddy_x55_desc },
 	{ .compatible = "microchip,ac40t08a-mipi-panel", .data = &mchp_ac40t08a_desc },
 	{ /* sentinel */ }
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
index 94b7dfef3b5e..6ed544a83bdd 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
@@ -722,9 +722,10 @@ static int ili9322_probe(struct spi_device *spi)
 	int ret;
 	int i;
 
-	ili = devm_kzalloc(dev, sizeof(struct ili9322), GFP_KERNEL);
-	if (!ili)
-		return -ENOMEM;
+	ili = devm_drm_panel_alloc(dev, struct ili9322, panel,
+				   &ili9322_drm_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ili))
+		return PTR_ERR(ili);
 
 	spi_set_drvdata(spi, ili);
 
@@ -883,9 +884,6 @@ static int ili9322_probe(struct spi_device *spi)
 		ili->input = ili->conf->input;
 	}
 
-	drm_panel_init(&ili->panel, dev, &ili9322_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&ili->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
index ff39f5dd4097..f7425dfaa50d 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
@@ -173,7 +173,6 @@ struct ili9341_config {
 };
 
 struct ili9341 {
-	struct device *dev;
 	const struct ili9341_config *conf;
 	struct drm_panel panel;
 	struct gpio_desc *reset_gpio;
@@ -490,9 +489,11 @@ static int ili9341_dpi_probe(struct spi_device *spi, struct gpio_desc *dc,
 	struct ili9341 *ili;
 	int ret;
 
-	ili = devm_kzalloc(dev, sizeof(struct ili9341), GFP_KERNEL);
-	if (!ili)
-		return -ENOMEM;
+	ili = devm_drm_panel_alloc(dev, struct ili9341, panel,
+				   &ili9341_dpi_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ili))
+		return PTR_ERR(ili);
 
 	ili->dbi = devm_kzalloc(dev, sizeof(struct mipi_dbi),
 				GFP_KERNEL);
@@ -526,8 +527,6 @@ static int ili9341_dpi_probe(struct spi_device *spi, struct gpio_desc *dc,
 	}
 
 	ili->max_spi_speed = ili->conf->max_spi_speed;
-	drm_panel_init(&ili->panel, dev, &ili9341_dpi_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
 	drm_panel_add(&ili->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
index 1cbc25758bd2..e6c483851f1f 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
@@ -307,9 +307,12 @@ static int ili9805_dsi_probe(struct mipi_dsi_device *dsi)
 	struct ili9805 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct ili9805, panel,
+				   &ili9805_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
 	ctx->desc = of_device_get_match_data(&dsi->dev);
@@ -320,9 +323,6 @@ static int ili9805_dsi_probe(struct mipi_dsi_device *dsi)
 		MIPI_DSI_MODE_VIDEO_SYNC_PULSE | MIPI_DSI_MODE_NO_EOT_PACKET;
 	dsi->lanes = 2;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &ili9805_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->dvdd = devm_regulator_get(&dsi->dev, "dvdd");
 	if (IS_ERR(ctx->dvdd))
 		return PTR_ERR(ctx->dvdd);
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c b/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
index a3c79ad99d0b..18aa6222b0c5 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
@@ -166,9 +166,10 @@ static int ili9806e_dsi_probe(struct mipi_dsi_device *dsi)
 	struct ili9806e_panel *ctx;
 	int i, ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct ili9806e_panel, panel, &ili9806e_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->desc = device_get_match_data(dev);
 
@@ -192,9 +193,6 @@ static int ili9806e_dsi_probe(struct mipi_dsi_device *dsi)
 	dsi->format = ctx->desc->format;
 	dsi->lanes = ctx->desc->lanes;
 
-	drm_panel_init(&ctx->panel, dev, &ili9806e_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = of_drm_get_panel_orientation(dev->of_node, &ctx->orientation);
 	if (ret)
 		return dev_err_probe(dev, ret, "Failed to get orientation\n");
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
index 28cd7560e5db..ac433345a179 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
@@ -43,6 +43,7 @@ struct ili9881c_desc {
 	const struct drm_display_mode *mode;
 	const unsigned long mode_flags;
 	u8 default_address_mode;
+	unsigned int lanes;
 };
 
 struct ili9881c {
@@ -1223,6 +1224,199 @@ static const struct ili9881c_instr am8001280g_init[] = {
 	ILI9881C_COMMAND_INSTR(MIPI_DCS_WRITE_POWER_SAVE, 0x00),
 };
 
+static const struct ili9881c_instr rpi_7inch_init[] = {
+	ILI9881C_SWITCH_PAGE_INSTR(3),
+	ILI9881C_COMMAND_INSTR(0x01, 0x00),
+	ILI9881C_COMMAND_INSTR(0x02, 0x00),
+	ILI9881C_COMMAND_INSTR(0x03, 0x73),
+	ILI9881C_COMMAND_INSTR(0x04, 0x00),
+	ILI9881C_COMMAND_INSTR(0x05, 0x00),
+	ILI9881C_COMMAND_INSTR(0x06, 0x0a),
+	ILI9881C_COMMAND_INSTR(0x07, 0x00),
+	ILI9881C_COMMAND_INSTR(0x08, 0x00),
+	ILI9881C_COMMAND_INSTR(0x09, 0x61),
+	ILI9881C_COMMAND_INSTR(0x0a, 0x00),
+	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
+	ILI9881C_COMMAND_INSTR(0x0c, 0x01),
+	ILI9881C_COMMAND_INSTR(0x0d, 0x00),
+	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
+	ILI9881C_COMMAND_INSTR(0x0f, 0x61),
+	ILI9881C_COMMAND_INSTR(0x10, 0x61),
+	ILI9881C_COMMAND_INSTR(0x11, 0x00),
+	ILI9881C_COMMAND_INSTR(0x12, 0x00),
+	ILI9881C_COMMAND_INSTR(0x13, 0x00),
+	ILI9881C_COMMAND_INSTR(0x14, 0x00),
+	ILI9881C_COMMAND_INSTR(0x15, 0x00),
+	ILI9881C_COMMAND_INSTR(0x16, 0x00),
+	ILI9881C_COMMAND_INSTR(0x17, 0x00),
+	ILI9881C_COMMAND_INSTR(0x18, 0x00),
+	ILI9881C_COMMAND_INSTR(0x19, 0x00),
+	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
+	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
+	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
+	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
+	ILI9881C_COMMAND_INSTR(0x1e, 0x40),
+	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
+	ILI9881C_COMMAND_INSTR(0x20, 0x06),
+	ILI9881C_COMMAND_INSTR(0x21, 0x01),
+	ILI9881C_COMMAND_INSTR(0x22, 0x00),
+	ILI9881C_COMMAND_INSTR(0x23, 0x00),
+	ILI9881C_COMMAND_INSTR(0x24, 0x00),
+	ILI9881C_COMMAND_INSTR(0x25, 0x00),
+	ILI9881C_COMMAND_INSTR(0x26, 0x00),
+	ILI9881C_COMMAND_INSTR(0x27, 0x00),
+	ILI9881C_COMMAND_INSTR(0x28, 0x33),
+	ILI9881C_COMMAND_INSTR(0x29, 0x03),
+	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
+	ILI9881C_COMMAND_INSTR(0x30, 0x00),
+	ILI9881C_COMMAND_INSTR(0x31, 0x00),
+	ILI9881C_COMMAND_INSTR(0x32, 0x00),
+	ILI9881C_COMMAND_INSTR(0x33, 0x00),
+	ILI9881C_COMMAND_INSTR(0x34, 0x04),
+	ILI9881C_COMMAND_INSTR(0x35, 0x00),
+	ILI9881C_COMMAND_INSTR(0x36, 0x00),
+	ILI9881C_COMMAND_INSTR(0x37, 0x00),
+	ILI9881C_COMMAND_INSTR(0x38, 0x3c),
+	ILI9881C_COMMAND_INSTR(0x39, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3a, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3b, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
+	ILI9881C_COMMAND_INSTR(0x40, 0x00),
+	ILI9881C_COMMAND_INSTR(0x41, 0x00),
+	ILI9881C_COMMAND_INSTR(0x42, 0x00),
+	ILI9881C_COMMAND_INSTR(0x43, 0x00),
+	ILI9881C_COMMAND_INSTR(0x44, 0x00),
+	ILI9881C_COMMAND_INSTR(0x50, 0x10),
+	ILI9881C_COMMAND_INSTR(0x51, 0x32),
+	ILI9881C_COMMAND_INSTR(0x52, 0x54),
+	ILI9881C_COMMAND_INSTR(0x53, 0x76),
+	ILI9881C_COMMAND_INSTR(0x54, 0x98),
+	ILI9881C_COMMAND_INSTR(0x55, 0xba),
+	ILI9881C_COMMAND_INSTR(0x56, 0x10),
+	ILI9881C_COMMAND_INSTR(0x57, 0x32),
+	ILI9881C_COMMAND_INSTR(0x58, 0x54),
+	ILI9881C_COMMAND_INSTR(0x59, 0x76),
+	ILI9881C_COMMAND_INSTR(0x5a, 0x98),
+	ILI9881C_COMMAND_INSTR(0x5b, 0xba),
+	ILI9881C_COMMAND_INSTR(0x5c, 0xdc),
+	ILI9881C_COMMAND_INSTR(0x5d, 0xfe),
+	ILI9881C_COMMAND_INSTR(0x5e, 0x00),
+	ILI9881C_COMMAND_INSTR(0x5f, 0x0e),
+	ILI9881C_COMMAND_INSTR(0x60, 0x0f),
+	ILI9881C_COMMAND_INSTR(0x61, 0x0c),
+	ILI9881C_COMMAND_INSTR(0x62, 0x0d),
+	ILI9881C_COMMAND_INSTR(0x63, 0x06),
+	ILI9881C_COMMAND_INSTR(0x64, 0x07),
+	ILI9881C_COMMAND_INSTR(0x65, 0x02),
+	ILI9881C_COMMAND_INSTR(0x66, 0x02),
+	ILI9881C_COMMAND_INSTR(0x67, 0x02),
+	ILI9881C_COMMAND_INSTR(0x68, 0x02),
+	ILI9881C_COMMAND_INSTR(0x69, 0x01),
+	ILI9881C_COMMAND_INSTR(0x6a, 0x00),
+	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
+	ILI9881C_COMMAND_INSTR(0x6c, 0x15),
+	ILI9881C_COMMAND_INSTR(0x6d, 0x14),
+	ILI9881C_COMMAND_INSTR(0x6e, 0x02),
+	ILI9881C_COMMAND_INSTR(0x6f, 0x02),
+	ILI9881C_COMMAND_INSTR(0x70, 0x02),
+	ILI9881C_COMMAND_INSTR(0x71, 0x02),
+	ILI9881C_COMMAND_INSTR(0x72, 0x02),
+	ILI9881C_COMMAND_INSTR(0x73, 0x02),
+	ILI9881C_COMMAND_INSTR(0x74, 0x02),
+	ILI9881C_COMMAND_INSTR(0x75, 0x0e),
+	ILI9881C_COMMAND_INSTR(0x76, 0x0f),
+	ILI9881C_COMMAND_INSTR(0x77, 0x0c),
+	ILI9881C_COMMAND_INSTR(0x78, 0x0d),
+	ILI9881C_COMMAND_INSTR(0x79, 0x06),
+	ILI9881C_COMMAND_INSTR(0x7a, 0x07),
+	ILI9881C_COMMAND_INSTR(0x7b, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7c, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7d, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7f, 0x01),
+	ILI9881C_COMMAND_INSTR(0x80, 0x00),
+	ILI9881C_COMMAND_INSTR(0x81, 0x02),
+	ILI9881C_COMMAND_INSTR(0x82, 0x14),
+	ILI9881C_COMMAND_INSTR(0x83, 0x15),
+	ILI9881C_COMMAND_INSTR(0x84, 0x02),
+	ILI9881C_COMMAND_INSTR(0x85, 0x02),
+	ILI9881C_COMMAND_INSTR(0x86, 0x02),
+	ILI9881C_COMMAND_INSTR(0x87, 0x02),
+	ILI9881C_COMMAND_INSTR(0x88, 0x02),
+	ILI9881C_COMMAND_INSTR(0x89, 0x02),
+	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
+	ILI9881C_SWITCH_PAGE_INSTR(4),
+	ILI9881C_COMMAND_INSTR(0x6C, 0x15),
+	ILI9881C_COMMAND_INSTR(0x6E, 0x2A),
+	ILI9881C_COMMAND_INSTR(0x6F, 0x33),
+	ILI9881C_COMMAND_INSTR(0x3B, 0x98),
+	ILI9881C_COMMAND_INSTR(0x3a, 0x94),
+	ILI9881C_COMMAND_INSTR(0x8D, 0x14),
+	ILI9881C_COMMAND_INSTR(0x87, 0xBA),
+	ILI9881C_COMMAND_INSTR(0x26, 0x76),
+	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
+	ILI9881C_COMMAND_INSTR(0xB5, 0x06),
+	ILI9881C_COMMAND_INSTR(0x38, 0x01),
+	ILI9881C_COMMAND_INSTR(0x39, 0x00),
+	ILI9881C_SWITCH_PAGE_INSTR(1),
+	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
+	ILI9881C_COMMAND_INSTR(0x31, 0x00),
+	ILI9881C_COMMAND_INSTR(0x53, 0x7d),
+	ILI9881C_COMMAND_INSTR(0x55, 0x8f),
+	ILI9881C_COMMAND_INSTR(0x40, 0x33),
+	ILI9881C_COMMAND_INSTR(0x50, 0x96),
+	ILI9881C_COMMAND_INSTR(0x51, 0x96),
+	ILI9881C_COMMAND_INSTR(0x60, 0x23),
+	ILI9881C_COMMAND_INSTR(0xA0, 0x08),
+	ILI9881C_COMMAND_INSTR(0xA1, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xA2, 0x2a),
+	ILI9881C_COMMAND_INSTR(0xA3, 0x10),
+	ILI9881C_COMMAND_INSTR(0xA4, 0x15),
+	ILI9881C_COMMAND_INSTR(0xA5, 0x28),
+	ILI9881C_COMMAND_INSTR(0xA6, 0x1c),
+	ILI9881C_COMMAND_INSTR(0xA7, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xA8, 0x7e),
+	ILI9881C_COMMAND_INSTR(0xA9, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xAA, 0x29),
+	ILI9881C_COMMAND_INSTR(0xAB, 0x6b),
+	ILI9881C_COMMAND_INSTR(0xAC, 0x1a),
+	ILI9881C_COMMAND_INSTR(0xAD, 0x18),
+	ILI9881C_COMMAND_INSTR(0xAE, 0x4b),
+	ILI9881C_COMMAND_INSTR(0xAF, 0x20),
+	ILI9881C_COMMAND_INSTR(0xB0, 0x27),
+	ILI9881C_COMMAND_INSTR(0xB1, 0x50),
+	ILI9881C_COMMAND_INSTR(0xB2, 0x64),
+	ILI9881C_COMMAND_INSTR(0xB3, 0x39),
+	ILI9881C_COMMAND_INSTR(0xC0, 0x08),
+	ILI9881C_COMMAND_INSTR(0xC1, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xC2, 0x2a),
+	ILI9881C_COMMAND_INSTR(0xC3, 0x10),
+	ILI9881C_COMMAND_INSTR(0xC4, 0x15),
+	ILI9881C_COMMAND_INSTR(0xC5, 0x28),
+	ILI9881C_COMMAND_INSTR(0xC6, 0x1c),
+	ILI9881C_COMMAND_INSTR(0xC7, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xC8, 0x7e),
+	ILI9881C_COMMAND_INSTR(0xC9, 0x1d),
+	ILI9881C_COMMAND_INSTR(0xCA, 0x29),
+	ILI9881C_COMMAND_INSTR(0xCB, 0x6b),
+	ILI9881C_COMMAND_INSTR(0xCC, 0x1a),
+	ILI9881C_COMMAND_INSTR(0xCD, 0x18),
+	ILI9881C_COMMAND_INSTR(0xCE, 0x4b),
+	ILI9881C_COMMAND_INSTR(0xCF, 0x20),
+	ILI9881C_COMMAND_INSTR(0xD0, 0x27),
+	ILI9881C_COMMAND_INSTR(0xD1, 0x50),
+	ILI9881C_COMMAND_INSTR(0xD2, 0x64),
+	ILI9881C_COMMAND_INSTR(0xD3, 0x39),
+};
+
 static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)
 {
 	return container_of(panel, struct ili9881c, panel);
@@ -1449,6 +1643,23 @@ static const struct drm_display_mode am8001280g_default_mode = {
 	.height_mm	= 151,
 };
 
+static const struct drm_display_mode rpi_7inch_default_mode = {
+	.clock          = 83330,
+
+	.hdisplay	= 720,
+	.hsync_start	= 720 + 239,
+	.hsync_end	= 720 + 239 + 33,
+	.htotal		= 720 + 239 + 33 + 50,
+
+	.vdisplay	= 1280,
+	.vsync_start	= 1280 + 20,
+	.vsync_end	= 1280 + 20 + 2,
+	.vtotal		= 1280 + 20 + 2 + 30,
+
+	.width_mm	= 90,
+	.height_mm	= 151,
+};
+
 static int ili9881c_get_modes(struct drm_panel *panel,
 			      struct drm_connector *connector)
 {
@@ -1506,16 +1717,15 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
 	struct ili9881c *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct ili9881c, panel, &ili9881c_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
 	ctx->desc = of_device_get_match_data(&dsi->dev);
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->power = devm_regulator_get(&dsi->dev, "power");
 	if (IS_ERR(ctx->power))
 		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->power),
@@ -1549,7 +1759,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
 
 	dsi->mode_flags = ctx->desc->mode_flags;
 	dsi->format = MIPI_DSI_FMT_RGB888;
-	dsi->lanes = 4;
+	dsi->lanes = ctx->desc->lanes;
 
 	return mipi_dsi_attach(dsi);
 }
@@ -1567,6 +1777,7 @@ static const struct ili9881c_desc lhr050h41_desc = {
 	.init_length = ARRAY_SIZE(lhr050h41_init),
 	.mode = &lhr050h41_default_mode,
 	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
+	.lanes = 4,
 };
 
 static const struct ili9881c_desc k101_im2byl02_desc = {
@@ -1574,6 +1785,7 @@ static const struct ili9881c_desc k101_im2byl02_desc = {
 	.init_length = ARRAY_SIZE(k101_im2byl02_init),
 	.mode = &k101_im2byl02_default_mode,
 	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
+	.lanes = 4,
 };
 
 static const struct ili9881c_desc kd050hdfia020_desc = {
@@ -1599,6 +1811,7 @@ static const struct ili9881c_desc w552946aba_desc = {
 	.mode = &w552946aba_default_mode,
 	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 		      MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET,
+	.lanes = 4,
 };
 
 static const struct ili9881c_desc am8001280g_desc = {
@@ -1609,6 +1822,14 @@ static const struct ili9881c_desc am8001280g_desc = {
 		      MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM,
 };
 
+static const struct ili9881c_desc rpi_7inch_desc = {
+	.init = rpi_7inch_init,
+	.init_length = ARRAY_SIZE(rpi_7inch_init),
+	.mode = &rpi_7inch_default_mode,
+	.mode_flags =  MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM,
+	.lanes = 2,
+};
+
 static const struct of_device_id ili9881c_of_match[] = {
 	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },
 	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },
@@ -1616,6 +1837,7 @@ static const struct of_device_id ili9881c_of_match[] = {
 	{ .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc },
 	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },
 	{ .compatible = "ampire,am8001280g", .data = &am8001280g_desc },
+	{ .compatible = "raspberrypi,dsi-7inch", &rpi_7inch_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, ili9881c_of_match);
diff --git a/drivers/gpu/drm/panel/panel-innolux-ej030na.c b/drivers/gpu/drm/panel/panel-innolux-ej030na.c
index f85b7a4cbb42..b2309900873b 100644
--- a/drivers/gpu/drm/panel/panel-innolux-ej030na.c
+++ b/drivers/gpu/drm/panel/panel-innolux-ej030na.c
@@ -204,9 +204,11 @@ static int ej030na_probe(struct spi_device *spi)
 	struct ej030na *priv;
 	int err;
 
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	priv = devm_drm_panel_alloc(dev, struct ej030na, panel,
+				    &ej030na_funcs,
+				    DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
 
 	priv->spi = spi;
 	spi_set_drvdata(spi, priv);
@@ -231,9 +233,6 @@ static int ej030na_probe(struct spi_device *spi)
 		return dev_err_probe(dev, PTR_ERR(priv->reset_gpio),
 				     "Failed to get reset GPIO\n");
 
-	drm_panel_init(&priv->panel, dev, &ej030na_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	err = drm_panel_of_backlight(&priv->panel);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
index d95c0d4f3e35..80afeeab9475 100644
--- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
+++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
@@ -382,9 +382,11 @@ static int innolux_panel_add(struct mipi_dsi_device *dsi,
 	struct device *dev = &dsi->dev;
 	int err, i;
 
-	innolux = devm_kzalloc(dev, sizeof(*innolux), GFP_KERNEL);
-	if (!innolux)
-		return -ENOMEM;
+	innolux = devm_drm_panel_alloc(dev, struct innolux_panel, base,
+				       &innolux_panel_funcs,
+				       DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(innolux))
+		return PTR_ERR(innolux);
 
 	innolux->desc = desc;
 
@@ -410,9 +412,6 @@ static int innolux_panel_add(struct mipi_dsi_device *dsi,
 		innolux->enable_gpio = NULL;
 	}
 
-	drm_panel_init(&innolux->base, dev, &innolux_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	err = drm_panel_of_backlight(&innolux->base);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
index eb0f8373258c..5c2530598ddb 100644
--- a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
+++ b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
@@ -1120,9 +1120,10 @@ static int jadard_dsi_probe(struct mipi_dsi_device *dsi)
 	struct jadard *jadard;
 	int ret;
 
-	jadard = devm_kzalloc(&dsi->dev, sizeof(*jadard), GFP_KERNEL);
-	if (!jadard)
-		return -ENOMEM;
+	jadard = devm_drm_panel_alloc(dev, struct jadard, panel, &jadard_funcs,
+				      DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(jadard))
+		return PTR_ERR(jadard);
 
 	desc = of_device_get_match_data(dev);
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
@@ -1148,9 +1149,6 @@ static int jadard_dsi_probe(struct mipi_dsi_device *dsi)
 		return PTR_ERR(jadard->vccio);
 	}
 
-	drm_panel_init(&jadard->panel, dev, &jadard_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = of_drm_get_panel_orientation(dev->of_node, &jadard->orientation);
 	if (ret < 0)
 		return dev_err_probe(dev, ret, "failed to get orientation\n");
diff --git a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
index 4eb71e85e9e9..cbe354b51bce 100644
--- a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
+++ b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
@@ -175,9 +175,11 @@ static int jdi_fhd_r63452_probe(struct mipi_dsi_device *dsi)
 	struct jdi_fhd_r63452 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct jdi_fhd_r63452, panel,
+				   &jdi_fhd_r63452_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->reset_gpio))
@@ -192,8 +194,6 @@ static int jdi_fhd_r63452_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &jdi_fhd_r63452_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ret = drm_panel_of_backlight(&ctx->panel);
diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
index 77f74e6c467e..0856df5a6ee2 100644
--- a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
+++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
@@ -548,9 +548,11 @@ static int ltk050h3146w_probe(struct mipi_dsi_device *dsi)
 	struct ltk050h3146w *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct ltk050h3146w, panel,
+				   &ltk050h3146w_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->panel_desc = of_device_get_match_data(dev);
 	if (!ctx->panel_desc)
@@ -577,9 +579,6 @@ static int ltk050h3146w_probe(struct mipi_dsi_device *dsi)
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = ctx->panel_desc->mode_flags;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &ltk050h3146w_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
index 6b18cf00fd4a..7f19fd5b8060 100644
--- a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
+++ b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
@@ -604,9 +604,11 @@ static int ltk500hd1829_probe(struct mipi_dsi_device *dsi)
 	struct device *dev = &dsi->dev;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct ltk500hd1829, panel,
+				   &ltk500hd1829_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->panel_desc = of_device_get_match_data(dev);
 	if (!ctx->panel_desc)
@@ -643,9 +645,6 @@ static int ltk500hd1829_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &ltk500hd1829_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-lg-lb035q02.c b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
index 9d0d4faa3f58..b2be6727bf73 100644
--- a/drivers/gpu/drm/panel/panel-lg-lb035q02.c
+++ b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
@@ -178,9 +178,10 @@ static int lb035q02_probe(struct spi_device *spi)
 	struct lb035q02_device *lcd;
 	int ret;
 
-	lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&spi->dev, struct lb035q02_device, panel,
+				   &lb035q02_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	spi_set_drvdata(spi, lcd);
 	lcd->spi = spi;
@@ -195,9 +196,6 @@ static int lb035q02_probe(struct spi_device *spi)
 	if (ret < 0)
 		return ret;
 
-	drm_panel_init(&lcd->panel, &lcd->spi->dev, &lb035q02_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&lcd->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c b/drivers/gpu/drm/panel/panel-lg-lg4573.c
index cf246d15b7b6..dec619902c15 100644
--- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
+++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
@@ -243,9 +243,11 @@ static int lg4573_probe(struct spi_device *spi)
 	struct lg4573 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&spi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&spi->dev, struct lg4573, panel,
+				   &lg4573_drm_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->spi = spi;
 
@@ -258,9 +260,6 @@ static int lg4573_probe(struct spi_device *spi)
 		return ret;
 	}
 
-	drm_panel_init(&ctx->panel, &spi->dev, &lg4573_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&ctx->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-lincolntech-lcd197.c b/drivers/gpu/drm/panel/panel-lincolntech-lcd197.c
index 032c542aab0f..24b34443ace0 100644
--- a/drivers/gpu/drm/panel/panel-lincolntech-lcd197.c
+++ b/drivers/gpu/drm/panel/panel-lincolntech-lcd197.c
@@ -190,9 +190,11 @@ static int lincoln_lcd197_panel_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = (MIPI_DSI_MODE_VIDEO |
 			   MIPI_DSI_MODE_VIDEO_BURST);
 
-	lcd = devm_kzalloc(&dsi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(dev, struct lincoln_lcd197_panel, panel,
+				   &lincoln_lcd197_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	mipi_dsi_set_drvdata(dsi, lcd);
 	lcd->dsi = dsi;
@@ -214,9 +216,6 @@ static int lincoln_lcd197_panel_probe(struct mipi_dsi_device *dsi)
 		return dev_err_probe(dev, PTR_ERR(lcd->reset_gpio),
 				     "failed to get reset gpio");
 
-	drm_panel_init(&lcd->panel, dev,
-		       &lincoln_lcd197_panel_funcs, DRM_MODE_CONNECTOR_DSI);
-
 	err = drm_panel_of_backlight(&lcd->panel);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
index ba6c015aabba..23fd535d8f47 100644
--- a/drivers/gpu/drm/panel/panel-lvds.c
+++ b/drivers/gpu/drm/panel/panel-lvds.c
@@ -164,9 +164,11 @@ static int panel_lvds_probe(struct platform_device *pdev)
 	struct panel_lvds *lvds;
 	int ret;
 
-	lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
-	if (!lvds)
-		return -ENOMEM;
+	lvds = devm_drm_panel_alloc(&pdev->dev, struct panel_lvds, panel,
+				    &panel_lvds_funcs,
+				    DRM_MODE_CONNECTOR_LVDS);
+	if (IS_ERR(lvds))
+		return PTR_ERR(lvds);
 
 	lvds->dev = &pdev->dev;
 
@@ -214,10 +216,6 @@ static int panel_lvds_probe(struct platform_device *pdev)
 	 * driver.
 	 */
 
-	/* Register the panel. */
-	drm_panel_init(&lvds->panel, lvds->dev, &panel_lvds_funcs,
-		       DRM_MODE_CONNECTOR_LVDS);
-
 	ret = drm_panel_of_backlight(&lvds->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c b/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
index 799c2161fc85..cde168ec631c 100644
--- a/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
+++ b/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
@@ -370,9 +370,11 @@ static int d53e6ea8966_probe(struct spi_device *spi)
 		.node = NULL,
 	};
 
-	db = devm_kzalloc(dev, sizeof(*db), GFP_KERNEL);
-	if (!db)
-		return -ENOMEM;
+	db = devm_drm_panel_alloc(dev, struct d53e6ea8966, panel,
+				  &d53e6ea8966_panel_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(db))
+		return PTR_ERR(db);
 
 	spi_set_drvdata(spi, db);
 
@@ -425,9 +427,6 @@ static int d53e6ea8966_probe(struct spi_device *spi)
 	db->dsi_dev->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET;
 
-	drm_panel_init(&db->panel, dev, &d53e6ea8966_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	if (db->panel_info->backlight_register) {
 		ret = db->panel_info->backlight_register(db);
 		if (ret < 0)
diff --git a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
index 4db852ffb0f6..55664f5d5aa5 100644
--- a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
+++ b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
@@ -234,9 +234,11 @@ static int mantix_probe(struct mipi_dsi_device *dsi)
 	struct mantix *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct mantix, panel, &mantix_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
 	ctx->default_mode = of_device_get_match_data(dev);
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
@@ -271,9 +273,6 @@ static int mantix_probe(struct mipi_dsi_device *dsi)
 	if (IS_ERR(ctx->vddi))
 		return dev_err_probe(dev, PTR_ERR(ctx->vddi), "Failed to request vddi regulator\n");
 
-	drm_panel_init(&ctx->panel, dev, &mantix_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
index 81c5c541a351..d5c7210de4af 100644
--- a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
+++ b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
@@ -178,9 +178,10 @@ static int nl8048_probe(struct spi_device *spi)
 	struct nl8048_panel *lcd;
 	int ret;
 
-	lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&spi->dev, struct nl8048_panel, panel,
+				   &nl8048_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	spi_set_drvdata(spi, lcd);
 	lcd->spi = spi;
@@ -204,9 +205,6 @@ static int nl8048_probe(struct spi_device *spi)
 	if (ret < 0)
 		return ret;
 
-	drm_panel_init(&lcd->panel, &lcd->spi->dev, &nl8048_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&lcd->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3051d.c b/drivers/gpu/drm/panel/panel-newvision-nv3051d.c
index b6429795e8f5..22560384e48e 100644
--- a/drivers/gpu/drm/panel/panel-newvision-nv3051d.c
+++ b/drivers/gpu/drm/panel/panel-newvision-nv3051d.c
@@ -361,9 +361,11 @@ static int panel_nv3051d_probe(struct mipi_dsi_device *dsi)
 	struct panel_nv3051d *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct panel_nv3051d, panel,
+				   &panel_nv3051d_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->dev = dev;
 
@@ -391,9 +393,6 @@ static int panel_nv3051d_probe(struct mipi_dsi_device *dsi)
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = ctx->panel_info->mode_flags;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &panel_nv3051d_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c
index 06e16a7c14a7..0db9cadd868e 100644
--- a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c
+++ b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c
@@ -777,9 +777,10 @@ static int nv3052c_probe(struct spi_device *spi)
 	struct nv3052c *priv;
 	int err;
 
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	priv = devm_drm_panel_alloc(dev, struct nv3052c, panel, &nv3052c_funcs,
+				    DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
 
 	priv->dev = dev;
 
@@ -803,9 +804,6 @@ static int nv3052c_probe(struct spi_device *spi)
 
 	spi_set_drvdata(spi, priv);
 
-	drm_panel_init(&priv->panel, dev, &nv3052c_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	err = drm_panel_of_backlight(&priv->panel);
 	if (err)
 		return dev_err_probe(dev, err, "Failed to attach backlight\n");
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35510.c b/drivers/gpu/drm/panel/panel-novatek-nt35510.c
index 549b86f2cc28..3189d89c7ca0 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt35510.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt35510.c
@@ -1087,9 +1087,12 @@ static int nt35510_probe(struct mipi_dsi_device *dsi)
 	struct nt35510 *nt;
 	int ret;
 
-	nt = devm_kzalloc(dev, sizeof(struct nt35510), GFP_KERNEL);
-	if (!nt)
-		return -ENOMEM;
+	nt = devm_drm_panel_alloc(dev, struct nt35510, panel,
+				  &nt35510_drm_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(nt))
+		return PTR_ERR(nt);
+
 	mipi_dsi_set_drvdata(dsi, nt);
 	nt->dev = dev;
 
@@ -1142,9 +1145,6 @@ static int nt35510_probe(struct mipi_dsi_device *dsi)
 		return PTR_ERR(nt->reset_gpio);
 	}
 
-	drm_panel_init(&nt->panel, dev, &nt35510_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	/*
 	 * First, try to locate an external backlight (such as on GPIO)
 	 * if this fails, assume we will want to use the internal backlight
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35560.c b/drivers/gpu/drm/panel/panel-novatek-nt35560.c
index 5bbea734123b..98f0782c8411 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt35560.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt35560.c
@@ -456,9 +456,12 @@ static int nt35560_probe(struct mipi_dsi_device *dsi)
 	struct nt35560 *nt;
 	int ret;
 
-	nt = devm_kzalloc(dev, sizeof(struct nt35560), GFP_KERNEL);
-	if (!nt)
-		return -ENOMEM;
+	nt = devm_drm_panel_alloc(dev, struct nt35560, panel,
+				  &nt35560_drm_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(nt))
+		return PTR_ERR(nt);
+
 	nt->video_mode = of_property_read_bool(dev->of_node,
 						"enforce-video-mode");
 
@@ -502,9 +505,6 @@ static int nt35560_probe(struct mipi_dsi_device *dsi)
 		return dev_err_probe(dev, PTR_ERR(nt->reset_gpio),
 				     "failed to request GPIO\n");
 
-	drm_panel_init(&nt->panel, dev, &nt35560_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	nt->panel.backlight = devm_backlight_device_register(dev, "nt35560", dev, nt,
 					&nt35560_bl_ops, &nt35560_bl_props);
 	if (IS_ERR(nt->panel.backlight))
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35950.c b/drivers/gpu/drm/panel/panel-novatek-nt35950.c
index 08b22b592ab0..94aa6489d99f 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt35950.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt35950.c
@@ -449,9 +449,10 @@ static int nt35950_probe(struct mipi_dsi_device *dsi)
 	const struct mipi_dsi_device_info *info;
 	int i, num_dsis = 1, ret;
 
-	nt = devm_kzalloc(dev, sizeof(*nt), GFP_KERNEL);
-	if (!nt)
-		return -ENOMEM;
+	nt = devm_drm_panel_alloc(dev, struct nt35950, panel, &nt35950_panel_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(nt))
+		return PTR_ERR(nt);
 
 	ret = nt35950_sharp_init_vregs(nt, dev);
 	if (ret)
@@ -491,9 +492,6 @@ static int nt35950_probe(struct mipi_dsi_device *dsi)
 	nt->dsi[0] = dsi;
 	mipi_dsi_set_drvdata(dsi, nt);
 
-	drm_panel_init(&nt->panel, dev, &nt35950_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&nt->panel);
 	if (ret) {
 		if (num_dsis == 2)
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt36523.c b/drivers/gpu/drm/panel/panel-novatek-nt36523.c
index 116d67bfa114..32cf64c7c18b 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt36523.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt36523.c
@@ -1171,9 +1171,11 @@ static int nt36523_probe(struct mipi_dsi_device *dsi)
 	const struct mipi_dsi_device_info *info;
 	int i, ret;
 
-	pinfo = devm_kzalloc(dev, sizeof(*pinfo), GFP_KERNEL);
-	if (!pinfo)
-		return -ENOMEM;
+	pinfo = devm_drm_panel_alloc(dev, struct panel_info, panel,
+				     &nt36523_panel_funcs,
+				     DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(pinfo))
+		return PTR_ERR(pinfo);
 
 	pinfo->vddio = devm_regulator_get(dev, "vddio");
 	if (IS_ERR(pinfo->vddio))
@@ -1211,7 +1213,6 @@ static int nt36523_probe(struct mipi_dsi_device *dsi)
 
 	pinfo->dsi[0] = dsi;
 	mipi_dsi_set_drvdata(dsi, pinfo);
-	drm_panel_init(&pinfo->panel, dev, &nt36523_panel_funcs, DRM_MODE_CONNECTOR_DSI);
 
 	ret = of_drm_get_panel_orientation(dev->of_node, &pinfo->orientation);
 	if (ret < 0) {
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt36672e.c b/drivers/gpu/drm/panel/panel-novatek-nt36672e.c
index 8c9e04207ba9..c5e00eb55722 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt36672e.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt36672e.c
@@ -522,9 +522,11 @@ static int nt36672e_panel_probe(struct mipi_dsi_device *dsi)
 	struct nt36672e_panel *ctx;
 	int i, ret = 0;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct nt36672e_panel, panel,
+				   &nt36672e_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->desc = of_device_get_match_data(dev);
 	if (!ctx->desc) {
@@ -553,8 +555,6 @@ static int nt36672e_panel_probe(struct mipi_dsi_device *dsi)
 	dsi->format = ctx->desc->format;
 	dsi->mode_flags = ctx->desc->mode_flags;
 
-	drm_panel_init(&ctx->panel, dev, &nt36672e_drm_funcs, DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return dev_err_probe(dev, ret, "Failed to get backlight\n");
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
index 9fa7654e2b67..a629976bae54 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
@@ -246,9 +246,10 @@ static int nt39016_probe(struct spi_device *spi)
 	struct nt39016 *panel;
 	int err;
 
-	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct nt39016, drm_panel, &nt39016_funcs,
+				     DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
 
 	spi_set_drvdata(spi, panel);
 
@@ -279,9 +280,6 @@ static int nt39016_probe(struct spi_device *spi)
 		return PTR_ERR(panel->map);
 	}
 
-	drm_panel_init(&panel->drm_panel, dev, &nt39016_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	err = drm_panel_of_backlight(&panel->drm_panel);
 	if (err)
 		return dev_err_probe(dev, err, "Failed to get backlight handle\n");
diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
index 94ae8c8270b8..66f99982f360 100644
--- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
+++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
@@ -175,9 +175,11 @@ static int lcd_olinuxino_probe(struct i2c_client *client)
 				     I2C_FUNC_SMBUS_READ_I2C_BLOCK))
 		return -ENODEV;
 
-	lcd = devm_kzalloc(dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(dev, struct lcd_olinuxino, panel,
+				   &lcd_olinuxino_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	i2c_set_clientdata(client, lcd);
 	lcd->dev = dev;
@@ -234,9 +236,6 @@ static int lcd_olinuxino_probe(struct i2c_client *client)
 	if (IS_ERR(lcd->enable_gpio))
 		return PTR_ERR(lcd->enable_gpio);
 
-	drm_panel_init(&lcd->panel, dev, &lcd_olinuxino_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ret = drm_panel_of_backlight(&lcd->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-orisetech-ota5601a.c b/drivers/gpu/drm/panel/panel-orisetech-ota5601a.c
index fc87f61d4400..3231e84dc66c 100644
--- a/drivers/gpu/drm/panel/panel-orisetech-ota5601a.c
+++ b/drivers/gpu/drm/panel/panel-orisetech-ota5601a.c
@@ -237,9 +237,11 @@ static int ota5601a_probe(struct spi_device *spi)
 	struct ota5601a *panel;
 	int err;
 
-	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct ota5601a, drm_panel,
+				     &ota5601a_funcs,
+				     DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
 
 	spi_set_drvdata(spi, panel);
 
@@ -273,9 +275,6 @@ static int ota5601a_probe(struct spi_device *spi)
 		return PTR_ERR(panel->map);
 	}
 
-	drm_panel_init(&panel->drm_panel, dev, &ota5601a_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	err = drm_panel_of_backlight(&panel->drm_panel);
 	if (err) {
 		if (err != -EPROBE_DEFER)
diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
index 87bbb25d119a..a0f58c3b73f6 100644
--- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
+++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
@@ -424,9 +424,11 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
 	struct otm8009a *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct otm8009a, panel,
+				   &otm8009a_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
@@ -451,9 +453,6 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &otm8009a_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->bl_dev = devm_backlight_device_register(dev, dev_name(dev),
 						     dev, ctx,
 						     &otm8009a_backlight_ops,
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm67191.c b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
index b2029e035635..2af6aa47a551 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm67191.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
@@ -527,9 +527,11 @@ static int rad_panel_probe(struct mipi_dsi_device *dsi)
 	int ret;
 	u32 video_mode;
 
-	panel = devm_kzalloc(&dsi->dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct rad_panel, panel,
+				     &rad_panel_funcs,
+				     DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
 
 	mipi_dsi_set_drvdata(dsi, panel);
 
@@ -586,8 +588,6 @@ static int rad_panel_probe(struct mipi_dsi_device *dsi)
 	if (ret)
 		return ret;
 
-	drm_panel_init(&panel->panel, dev, &rad_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	dev_set_drvdata(dev, panel);
 
 	drm_panel_add(&panel->panel);
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm67200.c b/drivers/gpu/drm/panel/panel-raydium-rm67200.c
index 64b685dc11f6..1da8225e6f7a 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm67200.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm67200.c
@@ -391,9 +391,11 @@ static int raydium_rm67200_probe(struct mipi_dsi_device *dsi)
 	struct raydium_rm67200 *ctx;
 	int ret = 0;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct raydium_rm67200, panel,
+				   &raydium_rm67200_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->panel_info = device_get_match_data(dev);
 	if (!ctx->panel_info)
@@ -421,9 +423,6 @@ static int raydium_rm67200_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_LPM;
 	ctx->panel.prepare_prev_first = true;
 
-	drm_panel_init(&ctx->panel, dev, &raydium_rm67200_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
index 7b7fe987e292..669b5f5c1ad9 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
@@ -327,9 +327,11 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
 	struct rm68200 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct rm68200, panel,
+				   &rm68200_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
@@ -355,9 +357,6 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm692e5.c b/drivers/gpu/drm/panel/panel-raydium-rm692e5.c
index ea1b728e85a2..8e9484768657 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm692e5.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm692e5.c
@@ -281,9 +281,11 @@ static int rm692e5_probe(struct mipi_dsi_device *dsi)
 	struct rm692e5_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct rm692e5_panel, panel,
+				   &rm692e5_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supplies[0].supply = "vddio";
 	ctx->supplies[1].supply = "dvdd";
@@ -306,8 +308,6 @@ static int rm692e5_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &rm692e5_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = rm692e5_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm69380.c b/drivers/gpu/drm/panel/panel-raydium-rm69380.c
index d3071c01aaea..86769cadec97 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm69380.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm69380.c
@@ -208,9 +208,11 @@ static int rm69380_probe(struct mipi_dsi_device *dsi)
 	struct device_node *dsi_sec;
 	int ret, i;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct rm69380_panel, panel,
+				   &rm69380_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supplies[0].supply = "vddio";
 	ctx->supplies[1].supply = "avdd";
@@ -248,8 +250,6 @@ static int rm69380_probe(struct mipi_dsi_device *dsi)
 	ctx->dsi[0] = dsi;
 	mipi_dsi_set_drvdata(dsi, ctx);
 
-	drm_panel_init(&ctx->panel, dev, &rm69380_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = rm69380_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-renesas-r61307.c b/drivers/gpu/drm/panel/panel-renesas-r61307.c
new file mode 100644
index 000000000000..319415194839
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-renesas-r61307.c
@@ -0,0 +1,325 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/array_size.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/gpio/consumer.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/property.h>
+#include <linux/regulator/consumer.h>
+
+#include <video/mipi_display.h>
+
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+
+#define R61307_MACP		0xb0 /* Manufacturer CMD Protect */
+#define   R61307_MACP_ON	0x03
+#define   R61307_MACP_OFF	0x04
+
+#define R61307_INVERSION	0xc1
+#define R61307_GAMMA_SET_A	0xc8 /* Gamma Setting A */
+#define R61307_GAMMA_SET_B	0xc9 /* Gamma Setting B */
+#define R61307_GAMMA_SET_C	0xca /* Gamma Setting C */
+#define R61307_CONTRAST_SET	0xcc
+
+struct renesas_r61307 {
+	struct drm_panel panel;
+	struct mipi_dsi_device *dsi;
+
+	struct regulator *vcc_supply;
+	struct regulator *iovcc_supply;
+
+	struct gpio_desc *reset_gpio;
+
+	bool prepared;
+
+	bool dig_cont_adj;
+	bool inversion;
+	u32 gamma;
+};
+
+static const u8 gamma_setting[][25] = {
+	{ /* sentinel */ },
+	{
+		R61307_GAMMA_SET_A,
+		0x00, 0x06, 0x0a, 0x0f,
+		0x14, 0x1f, 0x1f, 0x17,
+		0x12, 0x0c, 0x09, 0x06,
+		0x00, 0x06, 0x0a, 0x0f,
+		0x14, 0x1f, 0x1f, 0x17,
+		0x12, 0x0c, 0x09, 0x06
+	},
+	{
+		R61307_GAMMA_SET_A,
+		0x00, 0x05, 0x0b, 0x0f,
+		0x11, 0x1d, 0x20, 0x18,
+		0x18, 0x09, 0x07, 0x06,
+		0x00, 0x05, 0x0b, 0x0f,
+		0x11, 0x1d, 0x20, 0x18,
+		0x18, 0x09, 0x07, 0x06
+	},
+	{
+		R61307_GAMMA_SET_A,
+		0x0b, 0x0d, 0x10, 0x14,
+		0x13, 0x1d, 0x20, 0x18,
+		0x12, 0x09, 0x07, 0x06,
+		0x0a, 0x0c, 0x10, 0x14,
+		0x13, 0x1d, 0x20, 0x18,
+		0x12, 0x09, 0x07, 0x06
+	},
+};
+
+static inline struct renesas_r61307 *to_renesas_r61307(struct drm_panel *panel)
+{
+	return container_of(panel, struct renesas_r61307, panel);
+}
+
+static void renesas_r61307_reset(struct renesas_r61307 *priv)
+{
+	gpiod_set_value_cansleep(priv->reset_gpio, 1);
+	usleep_range(10000, 11000);
+	gpiod_set_value_cansleep(priv->reset_gpio, 0);
+	usleep_range(2000, 3000);
+}
+
+static int renesas_r61307_prepare(struct drm_panel *panel)
+{
+	struct renesas_r61307 *priv = to_renesas_r61307(panel);
+	struct device *dev = &priv->dsi->dev;
+	int ret;
+
+	if (priv->prepared)
+		return 0;
+
+	ret = regulator_enable(priv->vcc_supply);
+	if (ret) {
+		dev_err(dev, "failed to enable vcc power supply\n");
+		return ret;
+	}
+
+	usleep_range(2000, 3000);
+
+	ret = regulator_enable(priv->iovcc_supply);
+	if (ret) {
+		dev_err(dev, "failed to enable iovcc power supply\n");
+		return ret;
+	}
+
+	usleep_range(2000, 3000);
+
+	renesas_r61307_reset(priv);
+
+	priv->prepared = true;
+	return 0;
+}
+
+static int renesas_r61307_enable(struct drm_panel *panel)
+{
+	struct renesas_r61307 *priv = to_renesas_r61307(panel);
+	struct mipi_dsi_multi_context ctx = { .dsi = priv->dsi };
+
+	mipi_dsi_dcs_exit_sleep_mode_multi(&ctx);
+	mipi_dsi_msleep(&ctx, 80);
+
+	mipi_dsi_dcs_write_seq_multi(&ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x00);
+	mipi_dsi_msleep(&ctx, 20);
+
+	mipi_dsi_dcs_set_pixel_format_multi(&ctx, MIPI_DCS_PIXEL_FMT_24BIT << 4);
+
+	/* MACP Off */
+	mipi_dsi_generic_write_seq_multi(&ctx, R61307_MACP, R61307_MACP_OFF);
+
+	if (priv->dig_cont_adj)
+		mipi_dsi_generic_write_seq_multi(&ctx, R61307_CONTRAST_SET,
+						 0xdc, 0xb4, 0xff);
+
+	if (priv->gamma)
+		mipi_dsi_generic_write_multi(&ctx, gamma_setting[priv->gamma],
+					     sizeof(gamma_setting[priv->gamma]));
+
+	if (priv->inversion)
+		mipi_dsi_generic_write_seq_multi(&ctx, R61307_INVERSION,
+						 0x00, 0x50, 0x03, 0x22,
+						 0x16, 0x06, 0x60, 0x11);
+	else
+		mipi_dsi_generic_write_seq_multi(&ctx, R61307_INVERSION,
+						 0x00, 0x10, 0x03, 0x22,
+						 0x16, 0x06, 0x60, 0x01);
+
+	/* MACP On */
+	mipi_dsi_generic_write_seq_multi(&ctx, R61307_MACP, R61307_MACP_ON);
+
+	mipi_dsi_dcs_set_display_on_multi(&ctx);
+	mipi_dsi_msleep(&ctx, 50);
+
+	return 0;
+}
+
+static int renesas_r61307_disable(struct drm_panel *panel)
+{
+	struct renesas_r61307 *priv = to_renesas_r61307(panel);
+	struct mipi_dsi_multi_context ctx = { .dsi = priv->dsi };
+
+	mipi_dsi_dcs_set_display_off_multi(&ctx);
+	mipi_dsi_msleep(&ctx, 100);
+	mipi_dsi_dcs_enter_sleep_mode_multi(&ctx);
+
+	return 0;
+}
+
+static int renesas_r61307_unprepare(struct drm_panel *panel)
+{
+	struct renesas_r61307 *priv = to_renesas_r61307(panel);
+
+	if (!priv->prepared)
+		return 0;
+
+	usleep_range(10000, 11000);
+
+	gpiod_set_value_cansleep(priv->reset_gpio, 1);
+	usleep_range(5000, 6000);
+
+	regulator_disable(priv->iovcc_supply);
+	usleep_range(2000, 3000);
+	regulator_disable(priv->vcc_supply);
+
+	priv->prepared = false;
+	return 0;
+}
+
+static const struct drm_display_mode renesas_r61307_mode = {
+	.clock = (768 + 116 + 81 + 5) * (1024 + 24 + 8 + 2) * 60 / 1000,
+	.hdisplay = 768,
+	.hsync_start = 768 + 116,
+	.hsync_end = 768 + 116 + 81,
+	.htotal = 768 + 116 + 81 + 5,
+	.vdisplay = 1024,
+	.vsync_start = 1024 + 24,
+	.vsync_end = 1024 + 24 + 8,
+	.vtotal = 1024 + 24 + 8 + 2,
+	.width_mm = 76,
+	.height_mm = 101,
+};
+
+static int renesas_r61307_get_modes(struct drm_panel *panel,
+				    struct drm_connector *connector)
+{
+	struct drm_display_mode *mode;
+
+	mode = drm_mode_duplicate(connector->dev, &renesas_r61307_mode);
+	if (!mode)
+		return -ENOMEM;
+
+	drm_mode_set_name(mode);
+
+	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+	connector->display_info.width_mm = mode->width_mm;
+	connector->display_info.height_mm = mode->height_mm;
+	drm_mode_probed_add(connector, mode);
+
+	return 1;
+}
+
+static const struct drm_panel_funcs renesas_r61307_panel_funcs = {
+	.prepare = renesas_r61307_prepare,
+	.enable = renesas_r61307_enable,
+	.disable = renesas_r61307_disable,
+	.unprepare = renesas_r61307_unprepare,
+	.get_modes = renesas_r61307_get_modes,
+};
+
+static int renesas_r61307_probe(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	struct renesas_r61307 *priv;
+	int ret;
+
+	priv = devm_drm_panel_alloc(dev, struct renesas_r61307, panel,
+				    &renesas_r61307_panel_funcs,
+				    DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
+
+	priv->vcc_supply = devm_regulator_get(dev, "vcc");
+	if (IS_ERR(priv->vcc_supply))
+		return dev_err_probe(dev, PTR_ERR(priv->vcc_supply),
+				     "Failed to get vcc-supply\n");
+
+	priv->iovcc_supply = devm_regulator_get(dev, "iovcc");
+	if (IS_ERR(priv->iovcc_supply))
+		return dev_err_probe(dev, PTR_ERR(priv->iovcc_supply),
+				     "Failed to get iovcc-supply\n");
+
+	priv->reset_gpio = devm_gpiod_get_optional(dev, "reset",
+						   GPIOD_OUT_HIGH);
+	if (IS_ERR(priv->reset_gpio))
+		return dev_err_probe(dev, PTR_ERR(priv->reset_gpio),
+				     "Failed to get reset gpios\n");
+
+	if (device_property_read_bool(dev, "renesas,inversion"))
+		priv->inversion = true;
+
+	if (device_property_read_bool(dev, "renesas,contrast"))
+		priv->dig_cont_adj = true;
+
+	priv->gamma = 0;
+	device_property_read_u32(dev, "renesas,gamma", &priv->gamma);
+
+	priv->dsi = dsi;
+	mipi_dsi_set_drvdata(dsi, priv);
+
+	dsi->lanes = 4;
+	dsi->format = MIPI_DSI_FMT_RGB888;
+	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
+			  MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
+
+	ret = drm_panel_of_backlight(&priv->panel);
+	if (ret)
+		return dev_err_probe(dev, ret, "Failed to get backlight\n");
+
+	drm_panel_add(&priv->panel);
+
+	ret = mipi_dsi_attach(dsi);
+	if (ret) {
+		drm_panel_remove(&priv->panel);
+		return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
+	}
+
+	return 0;
+}
+
+static void renesas_r61307_remove(struct mipi_dsi_device *dsi)
+{
+	struct renesas_r61307 *priv = mipi_dsi_get_drvdata(dsi);
+	int ret;
+
+	ret = mipi_dsi_detach(dsi);
+	if (ret)
+		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
+
+	drm_panel_remove(&priv->panel);
+}
+
+static const struct of_device_id renesas_r61307_of_match[] = {
+	{ .compatible = "hit,tx13d100vm0eaa" },
+	{ .compatible = "koe,tx13d100vm0eaa" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, renesas_r61307_of_match);
+
+static struct mipi_dsi_driver renesas_r61307_driver = {
+	.probe = renesas_r61307_probe,
+	.remove = renesas_r61307_remove,
+	.driver = {
+		.name = "panel-renesas-r61307",
+		.of_match_table = renesas_r61307_of_match,
+	},
+};
+module_mipi_dsi_driver(renesas_r61307_driver);
+
+MODULE_AUTHOR("Svyatoslav Ryhel <clamor95@gmail.com>");
+MODULE_DESCRIPTION("Renesas R61307-based panel driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/panel/panel-renesas-r69328.c b/drivers/gpu/drm/panel/panel-renesas-r69328.c
new file mode 100644
index 000000000000..46287ab04c30
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-renesas-r69328.c
@@ -0,0 +1,281 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/array_size.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/gpio/consumer.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/property.h>
+#include <linux/regulator/consumer.h>
+
+#include <video/mipi_display.h>
+
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+
+#define R69328_MACP		0xb0 /* Manufacturer Access CMD Protect */
+#define   R69328_MACP_ON	0x03
+#define   R69328_MACP_OFF	0x04
+
+#define R69328_GAMMA_SET_A	0xc8 /* Gamma Setting A */
+#define R69328_GAMMA_SET_B	0xc9 /* Gamma Setting B */
+#define R69328_GAMMA_SET_C	0xca /* Gamma Setting C */
+
+#define R69328_POWER_SET	0xd1
+
+struct renesas_r69328 {
+	struct drm_panel panel;
+	struct mipi_dsi_device *dsi;
+
+	struct regulator *vdd_supply;
+	struct regulator *vddio_supply;
+	struct gpio_desc *reset_gpio;
+
+	bool prepared;
+};
+
+static inline struct renesas_r69328 *to_renesas_r69328(struct drm_panel *panel)
+{
+	return container_of(panel, struct renesas_r69328, panel);
+}
+
+static void renesas_r69328_reset(struct renesas_r69328 *priv)
+{
+	gpiod_set_value_cansleep(priv->reset_gpio, 1);
+	usleep_range(10000, 11000);
+	gpiod_set_value_cansleep(priv->reset_gpio, 0);
+	usleep_range(2000, 3000);
+}
+
+static int renesas_r69328_prepare(struct drm_panel *panel)
+{
+	struct renesas_r69328 *priv = to_renesas_r69328(panel);
+	struct device *dev = &priv->dsi->dev;
+	int ret;
+
+	if (priv->prepared)
+		return 0;
+
+	ret = regulator_enable(priv->vdd_supply);
+	if (ret) {
+		dev_err(dev, "failed to enable vdd power supply\n");
+		return ret;
+	}
+
+	usleep_range(10000, 11000);
+
+	ret = regulator_enable(priv->vddio_supply);
+	if (ret < 0) {
+		dev_err(dev, "failed to enable vddio power supply\n");
+		return ret;
+	}
+
+	usleep_range(10000, 11000);
+
+	renesas_r69328_reset(priv);
+
+	priv->prepared = true;
+	return 0;
+}
+
+static int renesas_r69328_enable(struct drm_panel *panel)
+{
+	struct renesas_r69328 *priv = to_renesas_r69328(panel);
+	struct mipi_dsi_multi_context ctx = { .dsi = priv->dsi };
+
+	/* Set address mode */
+	mipi_dsi_dcs_write_seq_multi(&ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x00);
+	mipi_dsi_dcs_set_pixel_format_multi(&ctx, MIPI_DCS_PIXEL_FMT_24BIT << 4);
+	mipi_dsi_dcs_exit_sleep_mode_multi(&ctx);
+
+	mipi_dsi_msleep(&ctx, 100);
+
+	/* MACP Off */
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_MACP, R69328_MACP_OFF);
+
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_POWER_SET, 0x14, 0x1d,
+					 0x21, 0x67, 0x11, 0x9a);
+
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_GAMMA_SET_A, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00);
+
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_GAMMA_SET_B, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00);
+
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_GAMMA_SET_C, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00, 0x00, 0x1a,
+					 0x20, 0x28, 0x25, 0x24, 0x26, 0x15, 0x13,
+					 0x11, 0x18, 0x1e, 0x1c, 0x00);
+
+	/* MACP On */
+	mipi_dsi_generic_write_seq_multi(&ctx, R69328_MACP, R69328_MACP_ON);
+
+	mipi_dsi_dcs_set_display_on_multi(&ctx);
+	mipi_dsi_msleep(&ctx, 50);
+
+	return 0;
+}
+
+static int renesas_r69328_disable(struct drm_panel *panel)
+{
+	struct renesas_r69328 *priv = to_renesas_r69328(panel);
+	struct mipi_dsi_multi_context ctx = { .dsi = priv->dsi };
+
+	mipi_dsi_dcs_set_display_off_multi(&ctx);
+	mipi_dsi_msleep(&ctx, 60);
+	mipi_dsi_dcs_enter_sleep_mode_multi(&ctx);
+
+	return 0;
+}
+
+static int renesas_r69328_unprepare(struct drm_panel *panel)
+{
+	struct renesas_r69328 *priv = to_renesas_r69328(panel);
+
+	if (!priv->prepared)
+		return 0;
+
+	gpiod_set_value_cansleep(priv->reset_gpio, 1);
+
+	usleep_range(5000, 6000);
+
+	regulator_disable(priv->vddio_supply);
+	regulator_disable(priv->vdd_supply);
+
+	priv->prepared = false;
+	return 0;
+}
+
+static const struct drm_display_mode renesas_r69328_mode = {
+	.clock = (720 + 92 + 62 + 4) * (1280 + 6 + 3 + 1) * 60 / 1000,
+	.hdisplay = 720,
+	.hsync_start = 720 + 92,
+	.hsync_end = 720 + 92 + 62,
+	.htotal = 720 + 92 + 62 + 4,
+	.vdisplay = 1280,
+	.vsync_start = 1280 + 6,
+	.vsync_end = 1280 + 6 + 3,
+	.vtotal = 1280 + 6 + 3 + 1,
+	.width_mm = 59,
+	.height_mm = 105,
+};
+
+static int renesas_r69328_get_modes(struct drm_panel *panel,
+				    struct drm_connector *connector)
+{
+	struct drm_display_mode *mode;
+
+	mode = drm_mode_duplicate(connector->dev, &renesas_r69328_mode);
+	if (!mode)
+		return -ENOMEM;
+
+	drm_mode_set_name(mode);
+
+	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+	connector->display_info.width_mm = mode->width_mm;
+	connector->display_info.height_mm = mode->height_mm;
+	drm_mode_probed_add(connector, mode);
+
+	return 1;
+}
+
+static const struct drm_panel_funcs renesas_r69328_panel_funcs = {
+	.prepare = renesas_r69328_prepare,
+	.enable = renesas_r69328_enable,
+	.disable = renesas_r69328_disable,
+	.unprepare = renesas_r69328_unprepare,
+	.get_modes = renesas_r69328_get_modes,
+};
+
+static int renesas_r69328_probe(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	struct renesas_r69328 *priv;
+	int ret;
+
+	priv = devm_drm_panel_alloc(dev, struct renesas_r69328, panel,
+				    &renesas_r69328_panel_funcs,
+				    DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
+
+	priv->vdd_supply = devm_regulator_get(dev, "vdd");
+	if (IS_ERR(priv->vdd_supply))
+		return dev_err_probe(dev, PTR_ERR(priv->vdd_supply),
+				     "Failed to get vdd-supply\n");
+
+	priv->vddio_supply = devm_regulator_get(dev, "vddio");
+	if (IS_ERR(priv->vddio_supply))
+		return dev_err_probe(dev, PTR_ERR(priv->vddio_supply),
+				     "Failed to get vddio-supply\n");
+
+	priv->reset_gpio = devm_gpiod_get_optional(dev, "reset",
+						   GPIOD_OUT_LOW);
+	if (IS_ERR(priv->reset_gpio))
+		return dev_err_probe(dev, PTR_ERR(priv->reset_gpio),
+				     "Failed to get reset-gpios\n");
+
+	priv->dsi = dsi;
+	mipi_dsi_set_drvdata(dsi, priv);
+
+	dsi->lanes = 4;
+	dsi->format = MIPI_DSI_FMT_RGB888;
+	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
+			  MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
+
+	ret = drm_panel_of_backlight(&priv->panel);
+	if (ret)
+		return dev_err_probe(dev, ret, "Failed to get backlight\n");
+
+	drm_panel_add(&priv->panel);
+
+	ret = mipi_dsi_attach(dsi);
+	if (ret) {
+		drm_panel_remove(&priv->panel);
+		return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
+	}
+
+	return 0;
+}
+
+static void renesas_r69328_remove(struct mipi_dsi_device *dsi)
+{
+	struct renesas_r69328 *priv = mipi_dsi_get_drvdata(dsi);
+	int ret;
+
+	ret = mipi_dsi_detach(dsi);
+	if (ret)
+		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
+
+	drm_panel_remove(&priv->panel);
+}
+
+static const struct of_device_id renesas_r69328_of_match[] = {
+	{ .compatible = "jdi,dx12d100vm0eaa" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, renesas_r69328_of_match);
+
+static struct mipi_dsi_driver renesas_r69328_driver = {
+	.probe = renesas_r69328_probe,
+	.remove = renesas_r69328_remove,
+	.driver = {
+		.name = "panel-renesas-r69328",
+		.of_match_table = renesas_r69328_of_match,
+	},
+};
+module_mipi_dsi_driver(renesas_r69328_driver);
+
+MODULE_AUTHOR("Maxim Schwalm <maxim.schwalm@gmail.com>");
+MODULE_AUTHOR("Svyatoslav Ryhel <clamor95@gmail.com>");
+MODULE_DESCRIPTION("Renesas R69328-based panel driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
index 2ef5ea5eaeeb..ad35d0fb0a16 100644
--- a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
+++ b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
@@ -143,9 +143,11 @@ static int rb070d30_panel_dsi_probe(struct mipi_dsi_device *dsi)
 	struct rb070d30_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct rb070d30_panel, panel,
+				   &rb070d30_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supply = devm_regulator_get(&dsi->dev, "vcc-lcd");
 	if (IS_ERR(ctx->supply))
@@ -154,9 +156,6 @@ static int rb070d30_panel_dsi_probe(struct mipi_dsi_device *dsi)
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &rb070d30_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->gpios.reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->gpios.reset)) {
 		dev_err(&dsi->dev, "Couldn't get our reset GPIO\n");
diff --git a/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c b/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
index cf6186312252..188dd7cf0297 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ams581vf01.c
@@ -211,9 +211,11 @@ static int ams581vf01_probe(struct mipi_dsi_device *dsi)
 	struct ams581vf01 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct ams581vf01, panel,
+				   &ams581vf01_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ret = devm_regulator_bulk_get_const(&dsi->dev,
 					    ARRAY_SIZE(ams581vf01_supplies),
@@ -235,8 +237,6 @@ static int ams581vf01_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
 
-	drm_panel_init(&ctx->panel, dev, &ams581vf01_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = ams581vf01_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c b/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
index 817365cb5e46..f8ebbd4a530b 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
@@ -257,9 +257,11 @@ static int ams639rq08_probe(struct mipi_dsi_device *dsi)
 	struct ams639rq08 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct ams639rq08, panel,
+				   &ams639rq08_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ret = devm_regulator_bulk_get_const(&dsi->dev,
 					    ARRAY_SIZE(ams639rq08_supplies),
@@ -281,8 +283,6 @@ static int ams639rq08_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
 
-	drm_panel_init(&ctx->panel, dev, &ams639rq08_panel_funcs,
-			DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = ams639rq08_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
index 9a482a744b8c..20ec27d2d6c2 100644
--- a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
+++ b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
@@ -266,9 +266,12 @@ static int atana33xc20_probe(struct dp_aux_ep_device *aux_ep)
 	struct device *dev = &aux_ep->dev;
 	int ret;
 
-	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct atana33xc20_panel, base,
+				     &atana33xc20_funcs,
+				     DRM_MODE_CONNECTOR_eDP);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
+
 	dev_set_drvdata(dev, panel);
 
 	panel->aux = aux_ep->aux;
@@ -301,8 +304,6 @@ static int atana33xc20_probe(struct dp_aux_ep_device *aux_ep)
 	if (ret)
 		return ret;
 
-	drm_panel_init(&panel->base, dev, &atana33xc20_funcs, DRM_MODE_CONNECTOR_eDP);
-
 	pm_runtime_get_sync(dev);
 	ret = drm_panel_dp_aux_backlight(&panel->base, aux_ep->aux);
 	pm_runtime_mark_last_busy(dev);
diff --git a/drivers/gpu/drm/panel/panel-samsung-db7430.c b/drivers/gpu/drm/panel/panel-samsung-db7430.c
index 14c6700e37b3..a97182f3c990 100644
--- a/drivers/gpu/drm/panel/panel-samsung-db7430.c
+++ b/drivers/gpu/drm/panel/panel-samsung-db7430.c
@@ -267,9 +267,11 @@ static int db7430_probe(struct spi_device *spi)
 	struct db7430 *db;
 	int ret;
 
-	db = devm_kzalloc(dev, sizeof(*db), GFP_KERNEL);
-	if (!db)
-		return -ENOMEM;
+	db = devm_drm_panel_alloc(dev, struct db7430, panel, &db7430_drm_funcs,
+				  DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(db))
+		return PTR_ERR(db);
+
 	db->dev = dev;
 
 	/*
@@ -294,9 +296,6 @@ static int db7430_probe(struct spi_device *spi)
 	if (ret)
 		return dev_err_probe(dev, ret, "MIPI DBI init failed\n");
 
-	drm_panel_init(&db->panel, dev, &db7430_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	/* FIXME: if no external backlight, use internal backlight */
 	ret = drm_panel_of_backlight(&db->panel);
 	if (ret)
diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
index 9f438683a6f6..c7f2241523a0 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
@@ -339,9 +339,11 @@ static int ld9040_probe(struct spi_device *spi)
 	struct ld9040 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(struct ld9040), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct ld9040, panel,
+				   &ld9040_drm_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	spi_set_drvdata(spi, ctx);
 
@@ -373,9 +375,6 @@ static int ld9040_probe(struct spi_device *spi)
 		return ret;
 	}
 
-	drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	bldev = devm_backlight_device_register(dev, dev_name(dev), dev,
 					       ctx, &ld9040_bl_ops,
 					       &ld9040_bl_props);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
index 79f611963c61..ba1a02000bb9 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
@@ -166,9 +166,11 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 	struct s6d16d0 *s6;
 	int ret;
 
-	s6 = devm_kzalloc(dev, sizeof(struct s6d16d0), GFP_KERNEL);
-	if (!s6)
-		return -ENOMEM;
+	s6 = devm_drm_panel_alloc(dev, struct s6d16d0, panel,
+				  &s6d16d0_drm_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(s6))
+		return PTR_ERR(s6);
 
 	mipi_dsi_set_drvdata(dsi, s6);
 	s6->dev = dev;
@@ -200,9 +202,6 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 		return ret;
 	}
 
-	drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	drm_panel_add(&s6->panel);
 
 	ret = mipi_dsi_attach(dsi);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c b/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
index 2adb223a895c..300dc19bd9d1 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
@@ -247,9 +247,11 @@ static int s6d27a1_probe(struct spi_device *spi)
 	struct s6d27a1 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6d27a1, panel,
+				   &s6d27a1_drm_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->dev = dev;
 
@@ -277,9 +279,6 @@ static int s6d27a1_probe(struct spi_device *spi)
 
 	ctx->dbi.read_commands = s6d27a1_dbi_read_commands;
 
-	drm_panel_init(&ctx->panel, dev, &s6d27a1_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return dev_err_probe(dev, ret, "failed to add backlight\n");
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
index 93f11e2e9398..b5b9e80690f6 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
@@ -392,9 +392,11 @@ static int s6d7aa0_probe(struct mipi_dsi_device *dsi)
 	struct s6d7aa0 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6d7aa0, panel,
+				   &s6d7aa0_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->desc = of_device_get_match_data(dev);
 	if (!ctx->desc)
@@ -420,8 +422,6 @@ static int s6d7aa0_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST
 		| ctx->desc->mode_flags;
 
-	drm_panel_init(&ctx->panel, dev, &s6d7aa0_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ret = drm_panel_of_backlight(&ctx->panel);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c b/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
index 27a059b55ae5..f4d75eca3cdf 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3fa7.c
@@ -185,9 +185,11 @@ static int s6e3fa7_panel_probe(struct mipi_dsi_device *dsi)
 	struct s6e3fa7_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e3fa7_panel, panel,
+				   &s6e3fa7_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->reset_gpio))
@@ -202,8 +204,6 @@ static int s6e3fa7_panel_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;
 
-	drm_panel_init(&ctx->panel, dev, &s6e3fa7_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = s6e3fa7_panel_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
index ab8b58545284..1db0c63b1131 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
@@ -681,9 +681,11 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
 	struct s6e3ha2 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e3ha2, panel,
+				   &s6e3ha2_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
@@ -731,8 +733,6 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
 	ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS;
 	ctx->bl_dev->props.power = BACKLIGHT_POWER_OFF;
 
-	drm_panel_init(&ctx->panel, dev, &s6e3ha2_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	drm_panel_add(&ctx->panel);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha8.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha8.c
index 64c6f7d45bed..550e9ef9bb71 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha8.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha8.c
@@ -253,9 +253,11 @@ static int s6e3ha8_amb577px01_wqhd_probe(struct mipi_dsi_device *dsi)
 	struct s6e3ha8 *priv;
 	int ret;
 
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	priv = devm_drm_panel_alloc(dev, struct s6e3ha8, panel,
+				    &s6e3ha8_amb577px01_wqhd_panel_funcs,
+				    DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(priv))
+		return PTR_ERR(priv);
 
 	ret = devm_regulator_bulk_get_const(dev, ARRAY_SIZE(s6e3ha8_supplies),
 				      s6e3ha8_supplies,
@@ -279,8 +281,6 @@ static int s6e3ha8_amb577px01_wqhd_probe(struct mipi_dsi_device *dsi)
 		MIPI_DSI_MODE_VIDEO_NO_HFP | MIPI_DSI_MODE_VIDEO_NO_HBP |
 		MIPI_DSI_MODE_VIDEO_NO_HSA | MIPI_DSI_MODE_NO_EOT_PACKET;
 
-	drm_panel_init(&priv->panel, dev, &s6e3ha8_amb577px01_wqhd_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	priv->panel.prepare_prev_first = true;
 
 	drm_panel_add(&priv->panel);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
index 364f1c9a16d9..6f3d39556f92 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
@@ -437,9 +437,11 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
 	struct s6e63j0x03 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(struct s6e63j0x03), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e63j0x03, panel,
+				   &s6e63j0x03_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
@@ -462,8 +464,6 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
 				     "cannot get reset-gpio\n");
 
-	drm_panel_init(&ctx->panel, dev, &s6e63j0x03_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->bl_dev = backlight_device_register("s6e63j0x03", dev, ctx,
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams427ap24.c b/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams427ap24.c
index e92e95158d1f..e91f50662997 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams427ap24.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams427ap24.c
@@ -687,9 +687,11 @@ static int s6e88a0_ams427ap24_probe(struct mipi_dsi_device *dsi)
 	struct s6e88a0_ams427ap24 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e88a0_ams427ap24, panel,
+				   &s6e88a0_ams427ap24_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ret = devm_regulator_bulk_get_const(dev,
 				      ARRAY_SIZE(s6e88a0_ams427ap24_supplies),
@@ -711,8 +713,6 @@ static int s6e88a0_ams427ap24_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_NO_EOT_PACKET | MIPI_DSI_MODE_VIDEO_NO_HFP;
 
-	drm_panel_init(&ctx->panel, dev, &s6e88a0_ams427ap24_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->flip_horizontal = device_property_read_bool(dev, "flip-horizontal");
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams452ef01.c b/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams452ef01.c
index 57b1a899bbdc..ca5cad41ff1d 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams452ef01.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams452ef01.c
@@ -165,9 +165,11 @@ static int s6e88a0_ams452ef01_probe(struct mipi_dsi_device *dsi)
 	struct s6e88a0_ams452ef01 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e88a0_ams452ef01, panel,
+				   &s6e88a0_ams452ef01_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supplies[0].supply = "vdd3";
 	ctx->supplies[1].supply = "vci";
@@ -192,9 +194,6 @@ static int s6e88a0_ams452ef01_probe(struct mipi_dsi_device *dsi)
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST;
 
-	drm_panel_init(&ctx->panel, dev, &s6e88a0_ams452ef01_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	drm_panel_add(&ctx->panel);
 
 	ret = mipi_dsi_attach(dsi);
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
index c51d07ec1529..897df195f2f3 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
@@ -979,9 +979,11 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi)
 	struct s6e8aa0 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(struct s6e8aa0), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct s6e8aa0, panel,
+				   &s6e8aa0_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
@@ -1014,8 +1016,6 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi)
 
 	ctx->brightness = GAMMA_LEVEL_NUM - 1;
 
-	drm_panel_init(&ctx->panel, dev, &s6e8aa0_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	drm_panel_add(&ctx->panel);
diff --git a/drivers/gpu/drm/panel/panel-samsung-sofef00.c b/drivers/gpu/drm/panel/panel-samsung-sofef00.c
index d92ae6b6100f..064258217d50 100644
--- a/drivers/gpu/drm/panel/panel-samsung-sofef00.c
+++ b/drivers/gpu/drm/panel/panel-samsung-sofef00.c
@@ -191,9 +191,11 @@ static int sofef00_panel_probe(struct mipi_dsi_device *dsi)
 	struct sofef00_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct sofef00_panel, panel,
+				   &sofef00_panel_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supply = devm_regulator_get(dev, "vddio");
 	if (IS_ERR(ctx->supply))
@@ -211,9 +213,6 @@ static int sofef00_panel_probe(struct mipi_dsi_device *dsi)
 	dsi->lanes = 4;
 	dsi->format = MIPI_DSI_FMT_RGB888;
 
-	drm_panel_init(&ctx->panel, dev, &sofef00_panel_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->panel.backlight = sofef00_create_backlight(dsi);
 	if (IS_ERR(ctx->panel.backlight))
 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
index 7d1b421ea9dd..0935d83ee2db 100644
--- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
+++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
@@ -204,9 +204,11 @@ static int seiko_panel_probe(struct device *dev,
 	struct seiko_panel *panel;
 	int err;
 
-	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct seiko_panel, base,
+				     &seiko_panel_funcs,
+				     DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
 
 	panel->desc = desc;
 
@@ -224,9 +226,6 @@ static int seiko_panel_probe(struct device *dev,
 		return dev_err_probe(dev, PTR_ERR(panel->enable_gpio),
 				     "failed to request GPIO\n");
 
-	drm_panel_init(&panel->base, dev, &seiko_panel_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	err = drm_panel_of_backlight(&panel->base);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
index a9673a52b861..938beac4655d 100644
--- a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
@@ -138,9 +138,10 @@ static int ls037v7dw01_probe(struct platform_device *pdev)
 {
 	struct ls037v7dw01_panel *lcd;
 
-	lcd = devm_kzalloc(&pdev->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&pdev->dev, struct ls037v7dw01_panel, panel,
+				   &ls037v7dw01_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	platform_set_drvdata(pdev, lcd);
 	lcd->pdev = pdev;
@@ -181,9 +182,6 @@ static int ls037v7dw01_probe(struct platform_device *pdev)
 		return PTR_ERR(lcd->ud_gpio);
 	}
 
-	drm_panel_init(&lcd->panel, &pdev->dev, &ls037v7dw01_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&lcd->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-sharp-ls060t1sx01.c b/drivers/gpu/drm/panel/panel-sharp-ls060t1sx01.c
index 0b4e0983639b..0456f3d705e7 100644
--- a/drivers/gpu/drm/panel/panel-sharp-ls060t1sx01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-ls060t1sx01.c
@@ -193,9 +193,11 @@ static int sharp_ls060_probe(struct mipi_dsi_device *dsi)
 	struct sharp_ls060 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct sharp_ls060, panel,
+				   &sharp_ls060_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->vddi_supply = devm_regulator_get(dev, "vddi");
 	if (IS_ERR(ctx->vddi_supply))
@@ -227,9 +229,6 @@ static int sharp_ls060_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_NO_EOT_PACKET |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &sharp_ls060_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return dev_err_probe(dev, ret, "Failed to get backlight\n");
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 0a3b26bb4d73..47222d2d8129 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1268,6 +1268,30 @@ static const struct panel_desc auo_g190ean01 = {
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };
 
+static const struct display_timing auo_p238han01_timings = {
+	.pixelclock = { 107400000, 142400000, 180000000 },
+	.hactive = { 1920, 1920, 1920 },
+	.hfront_porch = { 30, 70, 650 },
+	.hback_porch = { 30, 70, 650 },
+	.hsync_len = { 20, 40, 136 },
+	.vactive = { 1080, 1080, 1080 },
+	.vfront_porch = { 5, 19, 318 },
+	.vback_porch = { 5, 19, 318 },
+	.vsync_len = { 4, 12, 120 },
+};
+
+static const struct panel_desc auo_p238han01 = {
+	.timings = &auo_p238han01_timings,
+	.num_timings = 1,
+	.bpc = 8,
+	.size = {
+		.width = 527,
+		.height = 296,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
+	.connector_type = DRM_MODE_CONNECTOR_LVDS,
+};
+
 static const struct display_timing auo_p320hvn03_timings = {
 	.pixelclock = { 106000000, 148500000, 164000000 },
 	.hactive = { 1920, 1920, 1920 },
@@ -4939,6 +4963,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "auo,g190ean01",
 		.data = &auo_g190ean01,
 	}, {
+		.compatible = "auo,p238han01",
+		.data = &auo_p238han01,
+	}, {
 		.compatible = "auo,p320hvn03",
 		.data = &auo_p320hvn03,
 	}, {
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
index 1f72ef7ca74c..2f79ec4a2063 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
@@ -520,6 +520,28 @@ static void rg28xx_gip_sequence(struct st7701 *st7701)
 	st7701_switch_cmd_bkx(st7701, false, 0);
 }
 
+static void wf40eswaa6mnn0_gip_sequence(struct st7701 *st7701)
+{
+	ST7701_WRITE(st7701, 0xE0, 0x00, 0x28, 0x02);
+	ST7701_WRITE(st7701, 0xE1, 0x08, 0xA0, 0x00, 0x00, 0x07, 0xA0, 0x00,
+		   0x00, 0x00, 0x44, 0x44);
+	ST7701_WRITE(st7701, 0xE2, 0x11, 0x11, 0x44, 0x44, 0xED, 0xA0, 0x00,
+		   0x00, 0xEC, 0xA0, 0x00, 0x00);
+	ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x11, 0x11);
+	ST7701_WRITE(st7701, 0xE4, 0x44, 0x44);
+	ST7701_WRITE(st7701, 0xE5, 0x0A, 0xE9, 0xD8, 0xA0, 0x0C, 0xEB, 0xD8,
+		   0xA0, 0x0E, 0xED, 0xD8, 0xA0, 0x10, 0xEF, 0xD8, 0xA0);
+	ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x11, 0x11);
+	ST7701_WRITE(st7701, 0xE7, 0x44, 0x44);
+	ST7701_WRITE(st7701, 0xE8, 0x09, 0xE8, 0xD8, 0xA0, 0x0B, 0xEA, 0xD8,
+		   0xA0, 0x0D, 0xEC, 0xD8, 0xA0, 0x0F, 0xEE, 0xD8, 0xA0);
+	ST7701_WRITE(st7701, 0xEB, 0x00, 0x00, 0xE4, 0xE4, 0x88, 0x00, 0x40);
+	ST7701_WRITE(st7701, 0xEC, 0x3C, 0x00);
+	ST7701_WRITE(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x02, 0xFF, 0xFF,
+		   0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0x45, 0x67, 0x98, 0xBA);
+	ST7701_WRITE(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0);
+}
+
 static int st7701_prepare(struct drm_panel *panel)
 {
 	struct st7701 *st7701 = panel_to_st7701(panel);
@@ -1135,6 +1157,107 @@ static const struct st7701_panel_desc rg28xx_desc = {
 	.gip_sequence = rg28xx_gip_sequence,
 };
 
+static const struct drm_display_mode wf40eswaa6mnn0_mode = {
+	.clock		= 18306,
+
+	.hdisplay	= 480,
+	.hsync_start	= 480 + 2,
+	.hsync_end	= 480 + 2 + 45,
+	.htotal		= 480 + 2 + 45  + 13,
+
+	.vdisplay	= 480,
+	.vsync_start	= 480 + 2,
+	.vsync_end	= 480 + 2 + 70,
+	.vtotal		= 480 + 2 + 70 + 13,
+
+	.width_mm	= 72,
+	.height_mm	= 70,
+
+	.flags		= DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
+
+	.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+};
+
+static const struct st7701_panel_desc wf40eswaa6mnn0_desc = {
+	.mode = &wf40eswaa6mnn0_mode,
+	.lanes = 2,
+	.format = MIPI_DSI_FMT_RGB888,
+	.panel_sleep_delay = 0,
+
+	.pv_gamma = {
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0x1),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x08),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x10),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0c),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x08),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x10),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0c),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x08),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x04),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x14),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x12),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xb3),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3a),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f)
+	},
+	.nv_gamma = {
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x13),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x19),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1f),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0f),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x14),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x07),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x07),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x07),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x02),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0xf),
+
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x0f),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xa3),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29),
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+		CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x0d)
+	},
+	.nlinv = 3,
+	.vop_uv = 4737500,
+	.vcom_uv = 662500,
+	.vgh_mv = 15000,
+	.vgl_mv = -10170,
+	.avdd_mv = 6600,
+	.avcl_mv = -4600,
+	.gamma_op_bias = OP_BIAS_MIDDLE,
+	.input_op_bias = OP_BIAS_MIDDLE,
+	.output_op_bias = OP_BIAS_MIN,
+	.t2d_ns = 1600,
+	.t3d_ns = 10400,
+	.eot_en = true,
+	.gip_sequence = wf40eswaa6mnn0_gip_sequence,
+};
+
 static void st7701_cleanup(void *data)
 {
 	struct st7701 *st7701 = (struct st7701 *)data;
@@ -1150,9 +1273,10 @@ static int st7701_probe(struct device *dev, int connector_type)
 	struct st7701 *st7701;
 	int ret;
 
-	st7701 = devm_kzalloc(dev, sizeof(*st7701), GFP_KERNEL);
-	if (!st7701)
-		return -ENOMEM;
+	st7701 = devm_drm_panel_alloc(dev, struct st7701, panel, &st7701_funcs,
+				      connector_type);
+	if (IS_ERR(st7701))
+		return PTR_ERR(st7701);
 
 	desc = of_device_get_match_data(dev);
 	if (!desc)
@@ -1176,7 +1300,6 @@ static int st7701_probe(struct device *dev, int connector_type)
 	if (ret < 0)
 		return dev_err_probe(dev, ret, "Failed to get orientation\n");
 
-	drm_panel_init(&st7701->panel, dev, &st7701_funcs, connector_type);
 	st7701->panel.prepare_prev_first = true;
 
 	/**
@@ -1265,6 +1388,7 @@ static const struct of_device_id st7701_dsi_of_match[] = {
 	{ .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc },
 	{ .compatible = "elida,kd50t048a", .data = &kd50t048a_desc },
 	{ .compatible = "techstar,ts8550b", .data = &ts8550b_desc },
+	{ .compatible = "winstar,wf40eswaa6mnn0", .data = &wf40eswaa6mnn0_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, st7701_dsi_of_match);
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
index 67e8e45498cb..1a007a244d84 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
@@ -846,9 +846,11 @@ static int st7703_probe(struct mipi_dsi_device *dsi)
 	struct st7703 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct st7703, panel,
+				   &st7703_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio))
@@ -876,9 +878,6 @@ static int st7703_probe(struct mipi_dsi_device *dsi)
 	if (ret < 0)
 		return dev_err_probe(&dsi->dev, ret, "Failed to get orientation\n");
 
-	drm_panel_init(&ctx->panel, dev, &st7703_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
index 28bfc48a9127..04d91929eedd 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
@@ -612,9 +612,10 @@ static int st7789v_probe(struct spi_device *spi)
 	struct st7789v *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct st7789v, panel,
+				   &st7789v_drm_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	spi_set_drvdata(spi, ctx);
 	ctx->spi = spi;
@@ -626,9 +627,6 @@ static int st7789v_probe(struct spi_device *spi)
 
 	ctx->info = device_get_match_data(&spi->dev);
 
-	drm_panel_init(&ctx->panel, dev, &st7789v_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ctx->power = devm_regulator_get(dev, "power");
 	ret = PTR_ERR_OR_ZERO(ctx->power);
 	if (ret)
diff --git a/drivers/gpu/drm/panel/panel-sony-acx565akm.c b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
index d437f5c84f5f..fe043de791b0 100644
--- a/drivers/gpu/drm/panel/panel-sony-acx565akm.c
+++ b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
@@ -607,9 +607,10 @@ static int acx565akm_probe(struct spi_device *spi)
 	struct acx565akm_panel *lcd;
 	int ret;
 
-	lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&spi->dev, struct acx565akm_panel, panel,
+				   &acx565akm_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	spi_set_drvdata(spi, lcd);
 	spi->mode = SPI_MODE_3;
@@ -635,9 +636,6 @@ static int acx565akm_probe(struct spi_device *spi)
 			return ret;
 	}
 
-	drm_panel_init(&lcd->panel, &lcd->spi->dev, &acx565akm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&lcd->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c b/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
index 97f4bb4e1029..7c989b70ab51 100644
--- a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
+++ b/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
@@ -175,9 +175,11 @@ static int sony_td4353_jdi_probe(struct mipi_dsi_device *dsi)
 	struct sony_td4353_jdi *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct sony_td4353_jdi, panel,
+				   &sony_td4353_jdi_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->type = (uintptr_t)of_device_get_match_data(dev);
 
@@ -206,9 +208,6 @@ static int sony_td4353_jdi_probe(struct mipi_dsi_device *dsi)
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &sony_td4353_jdi_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return dev_err_probe(dev, ret, "Failed to get backlight\n");
diff --git a/drivers/gpu/drm/panel/panel-sony-tulip-truly-nt35521.c b/drivers/gpu/drm/panel/panel-sony-tulip-truly-nt35521.c
index 104b2290560e..216a6ad8696e 100644
--- a/drivers/gpu/drm/panel/panel-sony-tulip-truly-nt35521.c
+++ b/drivers/gpu/drm/panel/panel-sony-tulip-truly-nt35521.c
@@ -433,9 +433,11 @@ static int truly_nt35521_probe(struct mipi_dsi_device *dsi)
 	struct truly_nt35521 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct truly_nt35521, panel,
+				   &truly_nt35521_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supplies[0].supply = "positive5";
 	ctx->supplies[1].supply = "negative5";
@@ -465,9 +467,6 @@ static int truly_nt35521_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_MODE_VIDEO_HSE | MIPI_DSI_MODE_NO_EOT_PACKET |
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &truly_nt35521_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->panel.backlight = truly_nt35521_create_backlight(dsi);
 	if (IS_ERR(ctx->panel.backlight))
 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
diff --git a/drivers/gpu/drm/panel/panel-summit.c b/drivers/gpu/drm/panel/panel-summit.c
index e780faee1857..4854437e2899 100644
--- a/drivers/gpu/drm/panel/panel-summit.c
+++ b/drivers/gpu/drm/panel/panel-summit.c
@@ -68,9 +68,11 @@ static int summit_probe(struct mipi_dsi_device *dsi)
 	struct summit_data *s_data;
 	int ret;
 
-	s_data = devm_kzalloc(dev, sizeof(*s_data), GFP_KERNEL);
-	if (!s_data)
-		return -ENOMEM;
+	s_data = devm_drm_panel_alloc(dev, struct summit_data, panel,
+				      &summit_panel_funcs,
+				      DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(s_data))
+		return PTR_ERR(s_data);
 
 	mipi_dsi_set_drvdata(dsi, s_data);
 	s_data->dsi = dsi;
@@ -85,8 +87,6 @@ static int summit_probe(struct mipi_dsi_device *dsi)
 	if (IS_ERR(s_data->bl))
 		return PTR_ERR(s_data->bl);
 
-	drm_panel_init(&s_data->panel, dev, &summit_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	drm_panel_add(&s_data->panel);
 
 	return mipi_dsi_attach(dsi);
diff --git a/drivers/gpu/drm/panel/panel-synaptics-r63353.c b/drivers/gpu/drm/panel/panel-synaptics-r63353.c
index b148e6cba9bd..3a74d48753d9 100644
--- a/drivers/gpu/drm/panel/panel-synaptics-r63353.c
+++ b/drivers/gpu/drm/panel/panel-synaptics-r63353.c
@@ -229,9 +229,11 @@ static int r63353_panel_probe(struct mipi_dsi_device *dsi)
 	struct device *dev = &dsi->dev;
 	struct r63353_panel *panel;
 
-	panel = devm_kzalloc(&dsi->dev, sizeof(*panel), GFP_KERNEL);
-	if (!panel)
-		return -ENOMEM;
+	panel = devm_drm_panel_alloc(dev, struct r63353_panel, base,
+				     &r63353_panel_funcs,
+				     DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(panel))
+		return PTR_ERR(panel);
 
 	mipi_dsi_set_drvdata(dsi, panel);
 	panel->dsi = dsi;
@@ -258,9 +260,6 @@ static int r63353_panel_probe(struct mipi_dsi_device *dsi)
 		return PTR_ERR(panel->reset_gpio);
 	}
 
-	drm_panel_init(&panel->base, dev, &r63353_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	panel->base.prepare_prev_first = true;
 	ret = drm_panel_of_backlight(&panel->base);
 	if (ret)
diff --git a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
index 11d460d2ea19..ee86ff20c1bd 100644
--- a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
+++ b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
@@ -318,9 +318,11 @@ static int td028ttec1_probe(struct spi_device *spi)
 	struct td028ttec1_panel *lcd;
 	int ret;
 
-	lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (!lcd)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&spi->dev, struct td028ttec1_panel, panel,
+				   &td028ttec1_funcs,
+				   DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	spi_set_drvdata(spi, lcd);
 	lcd->spi = spi;
@@ -334,9 +336,6 @@ static int td028ttec1_probe(struct spi_device *spi)
 		return ret;
 	}
 
-	drm_panel_init(&lcd->panel, &lcd->spi->dev, &td028ttec1_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ret = drm_panel_of_backlight(&lcd->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
index cf4609bb9b1d..b18af526b54c 100644
--- a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
+++ b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
@@ -421,9 +421,10 @@ static int td043mtea1_probe(struct spi_device *spi)
 	struct td043mtea1_panel *lcd;
 	int ret;
 
-	lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL);
-	if (lcd == NULL)
-		return -ENOMEM;
+	lcd = devm_drm_panel_alloc(&spi->dev, struct td043mtea1_panel, panel,
+				   &td043mtea1_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(lcd))
+		return PTR_ERR(lcd);
 
 	spi_set_drvdata(spi, lcd);
 	lcd->spi = spi;
@@ -455,9 +456,6 @@ static int td043mtea1_probe(struct spi_device *spi)
 		return ret;
 	}
 
-	drm_panel_init(&lcd->panel, &lcd->spi->dev, &td043mtea1_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	drm_panel_add(&lcd->panel);
 
 	return 0;
diff --git a/drivers/gpu/drm/panel/panel-tpo-tpg110.c b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
index f6a212e542cb..0beba5c08956 100644
--- a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
+++ b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
@@ -405,9 +405,11 @@ static int tpg110_probe(struct spi_device *spi)
 	struct tpg110 *tpg;
 	int ret;
 
-	tpg = devm_kzalloc(dev, sizeof(*tpg), GFP_KERNEL);
-	if (!tpg)
-		return -ENOMEM;
+	tpg = devm_drm_panel_alloc(dev, struct tpg110, panel,
+				   &tpg110_drm_funcs, DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(tpg))
+		return PTR_ERR(tpg);
+
 	tpg->dev = dev;
 
 	/* We get the physical display dimensions from the DT */
@@ -438,9 +440,6 @@ static int tpg110_probe(struct spi_device *spi)
 	if (ret)
 		return ret;
 
-	drm_panel_init(&tpg->panel, dev, &tpg110_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ret = drm_panel_of_backlight(&tpg->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panel/panel-visionox-r66451.c b/drivers/gpu/drm/panel/panel-visionox-r66451.c
index 3ea0a86f6e69..690cccedd438 100644
--- a/drivers/gpu/drm/panel/panel-visionox-r66451.c
+++ b/drivers/gpu/drm/panel/panel-visionox-r66451.c
@@ -255,9 +255,11 @@ static int visionox_r66451_probe(struct mipi_dsi_device *dsi)
 	struct drm_dsc_config *dsc;
 	int ret = 0;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct visionox_r66451, panel,
+				   &visionox_r66451_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	dsc = devm_kzalloc(dev, sizeof(*dsc), GFP_KERNEL);
 	if (!dsc)
@@ -297,7 +299,6 @@ static int visionox_r66451_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS;
 	ctx->panel.prepare_prev_first = true;
 
-	drm_panel_init(&ctx->panel, dev, &visionox_r66451_funcs, DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.backlight = visionox_r66451_create_backlight(dsi);
 	if (IS_ERR(ctx->panel.backlight))
 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
index be3a9797fbce..909c280eab1f 100644
--- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c
+++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
@@ -5,6 +5,7 @@
 
 #include <linux/delay.h>
 #include <linux/module.h>
+#include <linux/property.h>
 #include <linux/mod_devicetable.h>
 #include <linux/gpio/consumer.h>
 #include <linux/regulator/consumer.h>
@@ -15,11 +16,138 @@
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
 
+struct visionox_rm69299_panel_desc {
+	const struct drm_display_mode *mode;
+	const u8 *init_seq;
+	unsigned int init_seq_len;
+};
+
 struct visionox_rm69299 {
 	struct drm_panel panel;
-	struct regulator_bulk_data supplies[2];
+	struct regulator_bulk_data *supplies;
 	struct gpio_desc *reset_gpio;
 	struct mipi_dsi_device *dsi;
+	const struct visionox_rm69299_panel_desc *desc;
+};
+
+static const struct regulator_bulk_data visionox_rm69299_supplies[] = {
+	{ .supply = "vdda", .init_load_uA = 32000 },
+	{ .supply = "vdd3p3", .init_load_uA = 13200 },
+};
+
+static const u8 visionox_rm69299_1080x2248_60hz_init_seq[][2] = {
+	{ 0xfe, 0x00 }, { 0xc2, 0x08 }, { 0x35, 0x00 }, { 0x51, 0xff },
+};
+
+static const u8 visionox_rm69299_1080x2160_60hz_init_seq[][2] = {
+	{ 0xfe, 0x40 }, { 0x05, 0x04 }, { 0x06, 0x08 }, { 0x08, 0x04 },
+	{ 0x09, 0x08 }, { 0x0a, 0x07 }, { 0x0b, 0xcc }, { 0x0c, 0x07 },
+	{ 0x0d, 0x90 }, { 0x0f, 0x87 }, { 0x20, 0x8d }, { 0x21, 0x8d },
+	{ 0x24, 0x05 }, { 0x26, 0x05 }, { 0x28, 0x05 }, { 0x2a, 0x05 },
+	{ 0x2d, 0x28 }, { 0x2f, 0x28 }, { 0x30, 0x32 }, { 0x31, 0x32 },
+	{ 0x37, 0x80 }, { 0x38, 0x30 }, { 0x39, 0xa8 }, { 0x46, 0x48 },
+	{ 0x47, 0x48 }, { 0x6b, 0x10 }, { 0x6f, 0x02 }, { 0x74, 0x2b },
+	{ 0x80, 0x1a }, { 0xfe, 0x40 }, { 0x93, 0x10 }, { 0x16, 0x00 },
+	{ 0x85, 0x07 }, { 0x84, 0x01 }, { 0x86, 0x0f }, { 0x87, 0x05 },
+	{ 0x8c, 0x00 }, { 0x88, 0x2e }, { 0x89, 0x2e }, { 0x8b, 0x09 },
+	{ 0x95, 0x00 }, { 0x91, 0x00 }, { 0x90, 0x00 }, { 0x8d, 0xd0 },
+	{ 0x8a, 0x03 }, { 0xfe, 0xa0 }, { 0x13, 0x00 }, { 0x33, 0x00 },
+	{ 0x0b, 0x33 }, { 0x36, 0x1e }, { 0x31, 0x88 }, { 0x32, 0x88 },
+	{ 0x37, 0xf1 }, { 0xfe, 0x50 }, { 0x00, 0x00 }, { 0x01, 0x00 },
+	{ 0x02, 0x00 }, { 0x03, 0xe9 }, { 0x04, 0x00 }, { 0x05, 0xf6 },
+	{ 0x06, 0x01 }, { 0x07, 0x2c }, { 0x08, 0x01 }, { 0x09, 0x62 },
+	{ 0x0a, 0x01 }, { 0x0b, 0x98 }, { 0x0c, 0x01 }, { 0x0d, 0xbf },
+	{ 0x0e, 0x01 }, { 0x0f, 0xf6 }, { 0x10, 0x02 }, { 0x11, 0x24 },
+	{ 0x12, 0x02 }, { 0x13, 0x4e }, { 0x14, 0x02 }, { 0x15, 0x70 },
+	{ 0x16, 0x02 }, { 0x17, 0xaf }, { 0x18, 0x02 }, { 0x19, 0xe2 },
+	{ 0x1a, 0x03 }, { 0x1b, 0x1f }, { 0x1c, 0x03 }, { 0x1d, 0x52 },
+	{ 0x1e, 0x03 }, { 0x1f, 0x82 }, { 0x20, 0x03 }, { 0x21, 0xb6 },
+	{ 0x22, 0x03 }, { 0x23, 0xf0 }, { 0x24, 0x04 }, { 0x25, 0x1f },
+	{ 0x26, 0x04 }, { 0x27, 0x37 }, { 0x28, 0x04 }, { 0x29, 0x59 },
+	{ 0x2a, 0x04 }, { 0x2b, 0x68 }, { 0x30, 0x04 }, { 0x31, 0x85 },
+	{ 0x32, 0x04 }, { 0x33, 0xa2 }, { 0x34, 0x04 }, { 0x35, 0xbc },
+	{ 0x36, 0x04 }, { 0x37, 0xd8 }, { 0x38, 0x04 }, { 0x39, 0xf4 },
+	{ 0x3a, 0x05 }, { 0x3b, 0x0e }, { 0x40, 0x05 }, { 0x41, 0x13 },
+	{ 0x42, 0x05 }, { 0x43, 0x1f }, { 0x44, 0x05 }, { 0x45, 0x1f },
+	{ 0x46, 0x00 }, { 0x47, 0x00 }, { 0x48, 0x01 }, { 0x49, 0x43 },
+	{ 0x4a, 0x01 }, { 0x4b, 0x4c }, { 0x4c, 0x01 }, { 0x4d, 0x6f },
+	{ 0x4e, 0x01 }, { 0x4f, 0x92 }, { 0x50, 0x01 }, { 0x51, 0xb5 },
+	{ 0x52, 0x01 }, { 0x53, 0xd4 }, { 0x58, 0x02 }, { 0x59, 0x06 },
+	{ 0x5a, 0x02 }, { 0x5b, 0x33 }, { 0x5c, 0x02 }, { 0x5d, 0x59 },
+	{ 0x5e, 0x02 }, { 0x5f, 0x7d }, { 0x60, 0x02 }, { 0x61, 0xbd },
+	{ 0x62, 0x02 }, { 0x63, 0xf7 }, { 0x64, 0x03 }, { 0x65, 0x31 },
+	{ 0x66, 0x03 }, { 0x67, 0x63 }, { 0x68, 0x03 }, { 0x69, 0x9d },
+	{ 0x6a, 0x03 }, { 0x6b, 0xd2 }, { 0x6c, 0x04 }, { 0x6d, 0x05 },
+	{ 0x6e, 0x04 }, { 0x6f, 0x38 }, { 0x70, 0x04 }, { 0x71, 0x51 },
+	{ 0x72, 0x04 }, { 0x73, 0x70 }, { 0x74, 0x04 }, { 0x75, 0x85 },
+	{ 0x76, 0x04 }, { 0x77, 0xa1 }, { 0x78, 0x04 }, { 0x79, 0xc0 },
+	{ 0x7a, 0x04 }, { 0x7b, 0xd8 }, { 0x7c, 0x04 }, { 0x7d, 0xf2 },
+	{ 0x7e, 0x05 }, { 0x7f, 0x10 }, { 0x80, 0x05 }, { 0x81, 0x21 },
+	{ 0x82, 0x05 }, { 0x83, 0x2e }, { 0x84, 0x05 }, { 0x85, 0x3a },
+	{ 0x86, 0x05 }, { 0x87, 0x3e }, { 0x88, 0x00 }, { 0x89, 0x00 },
+	{ 0x8a, 0x01 }, { 0x8b, 0x86 }, { 0x8c, 0x01 }, { 0x8d, 0x8f },
+	{ 0x8e, 0x01 }, { 0x8f, 0xb3 }, { 0x90, 0x01 }, { 0x91, 0xd7 },
+	{ 0x92, 0x01 }, { 0x93, 0xfb }, { 0x94, 0x02 }, { 0x95, 0x18 },
+	{ 0x96, 0x02 }, { 0x97, 0x4f }, { 0x98, 0x02 }, { 0x99, 0x7e },
+	{ 0x9a, 0x02 }, { 0x9b, 0xa6 }, { 0x9c, 0x02 }, { 0x9d, 0xcf },
+	{ 0x9e, 0x03 }, { 0x9f, 0x14 }, { 0xa4, 0x03 }, { 0xa5, 0x52 },
+	{ 0xa6, 0x03 }, { 0xa7, 0x93 }, { 0xac, 0x03 }, { 0xad, 0xcf },
+	{ 0xae, 0x04 }, { 0xaf, 0x08 }, { 0xb0, 0x04 }, { 0xb1, 0x42 },
+	{ 0xb2, 0x04 }, { 0xb3, 0x7f }, { 0xb4, 0x04 }, { 0xb5, 0xb4 },
+	{ 0xb6, 0x04 }, { 0xb7, 0xcc }, { 0xb8, 0x04 }, { 0xb9, 0xf2 },
+	{ 0xba, 0x05 }, { 0xbb, 0x0c }, { 0xbc, 0x05 }, { 0xbd, 0x26 },
+	{ 0xbe, 0x05 }, { 0xbf, 0x4b }, { 0xc0, 0x05 }, { 0xc1, 0x64 },
+	{ 0xc2, 0x05 }, { 0xc3, 0x83 }, { 0xc4, 0x05 }, { 0xc5, 0xa1 },
+	{ 0xc6, 0x05 }, { 0xc7, 0xba }, { 0xc8, 0x05 }, { 0xc9, 0xc4 },
+	{ 0xca, 0x05 }, { 0xcb, 0xd5 }, { 0xcc, 0x05 }, { 0xcd, 0xd5 },
+	{ 0xce, 0x00 }, { 0xcf, 0xce }, { 0xd0, 0x00 }, { 0xd1, 0xdb },
+	{ 0xd2, 0x01 }, { 0xd3, 0x32 }, { 0xd4, 0x01 }, { 0xd5, 0x3b },
+	{ 0xd6, 0x01 }, { 0xd7, 0x74 }, { 0xd8, 0x01 }, { 0xd9, 0x7d },
+	{ 0xfe, 0x60 }, { 0x00, 0xcc }, { 0x01, 0x0f }, { 0x02, 0xff },
+	{ 0x03, 0x01 }, { 0x04, 0x00 }, { 0x05, 0x02 }, { 0x06, 0x00 },
+	{ 0x07, 0x00 }, { 0x09, 0xc4 }, { 0x0a, 0x00 }, { 0x0b, 0x04 },
+	{ 0x0c, 0x01 }, { 0x0d, 0x00 }, { 0x0e, 0x04 }, { 0x0f, 0x00 },
+	{ 0x10, 0x71 }, { 0x12, 0xc4 }, { 0x13, 0x00 }, { 0x14, 0x04 },
+	{ 0x15, 0x01 }, { 0x16, 0x00 }, { 0x17, 0x06 }, { 0x18, 0x00 },
+	{ 0x19, 0x71 }, { 0x1b, 0xc4 }, { 0x1c, 0x00 }, { 0x1d, 0x02 },
+	{ 0x1e, 0x00 }, { 0x1f, 0x00 }, { 0x20, 0x08 }, { 0x21, 0x66 },
+	{ 0x22, 0xb4 }, { 0x24, 0xc4 }, { 0x25, 0x00 }, { 0x26, 0x02 },
+	{ 0x27, 0x00 }, { 0x28, 0x00 }, { 0x29, 0x07 }, { 0x2a, 0x66 },
+	{ 0x2b, 0xb4 }, { 0x2f, 0xc4 }, { 0x30, 0x00 }, { 0x31, 0x04 },
+	{ 0x32, 0x01 }, { 0x33, 0x00 }, { 0x34, 0x03 }, { 0x35, 0x00 },
+	{ 0x36, 0x71 }, { 0x38, 0xc4 }, { 0x39, 0x00 }, { 0x3a, 0x04 },
+	{ 0x3b, 0x01 }, { 0x3d, 0x00 }, { 0x3f, 0x05 }, { 0x40, 0x00 },
+	{ 0x41, 0x71 }, { 0x83, 0xce }, { 0x84, 0x02 }, { 0x85, 0x20 },
+	{ 0x86, 0xdc }, { 0x87, 0x00 }, { 0x88, 0x04 }, { 0x89, 0x00 },
+	{ 0x8a, 0xbb }, { 0x8b, 0x80 }, { 0xc7, 0x0e }, { 0xc8, 0x05 },
+	{ 0xc9, 0x1f }, { 0xca, 0x06 }, { 0xcb, 0x00 }, { 0xcc, 0x03 },
+	{ 0xcd, 0x04 }, { 0xce, 0x1f }, { 0xcf, 0x1f }, { 0xd0, 0x1f },
+	{ 0xd1, 0x1f }, { 0xd2, 0x1f }, { 0xd3, 0x1f }, { 0xd4, 0x1f },
+	{ 0xd5, 0x1f }, { 0xd6, 0x1f }, { 0xd7, 0x17 }, { 0xd8, 0x1f },
+	{ 0xd9, 0x16 }, { 0xda, 0x1f }, { 0xdb, 0x0e }, { 0xdc, 0x01 },
+	{ 0xdd, 0x1f }, { 0xde, 0x02 }, { 0xdf, 0x00 }, { 0xe0, 0x03 },
+	{ 0xe1, 0x04 }, { 0xe2, 0x1f }, { 0xe3, 0x1f }, { 0xe4, 0x1f },
+	{ 0xe5, 0x1f }, { 0xe6, 0x1f }, { 0xe7, 0x1f }, { 0xe8, 0x1f },
+	{ 0xe9, 0x1f }, { 0xea, 0x1f }, { 0xeb, 0x17 }, { 0xec, 0x1f },
+	{ 0xed, 0x16 }, { 0xee, 0x1f }, { 0xef, 0x03 }, { 0xfe, 0x70 },
+	{ 0x5a, 0x0b }, { 0x5b, 0x0b }, { 0x5c, 0x55 }, { 0x5d, 0x24 },
+	{ 0xfe, 0x90 }, { 0x12, 0x24 }, { 0x13, 0x49 }, { 0x14, 0x92 },
+	{ 0x15, 0x86 }, { 0x16, 0x61 }, { 0x17, 0x18 }, { 0x18, 0x24 },
+	{ 0x19, 0x49 }, { 0x1a, 0x92 }, { 0x1b, 0x86 }, { 0x1c, 0x61 },
+	{ 0x1d, 0x18 }, { 0x1e, 0x24 }, { 0x1f, 0x49 }, { 0x20, 0x92 },
+	{ 0x21, 0x86 }, { 0x22, 0x61 }, { 0x23, 0x18 }, { 0xfe, 0x40 },
+	{ 0x0e, 0x10 }, { 0xfe, 0xa0 }, { 0x04, 0x80 }, { 0x16, 0x00 },
+	{ 0x26, 0x10 }, { 0x2f, 0x37 }, { 0xfe, 0xd0 }, { 0x06, 0x0f },
+	{ 0x4b, 0x00 }, { 0x56, 0x4a }, { 0xfe, 0x00 }, { 0xc2, 0x09 },
+	{ 0x35, 0x00 }, { 0xfe, 0x70 }, { 0x7d, 0x61 }, { 0x7f, 0x00 },
+	{ 0x7e, 0x4e }, { 0x52, 0x2c }, { 0x49, 0x00 }, { 0x4a, 0x00 },
+	{ 0x4b, 0x00 }, { 0x4c, 0x00 }, { 0x4d, 0xe8 }, { 0x4e, 0x25 },
+	{ 0x4f, 0x6e }, { 0x50, 0xae }, { 0x51, 0x2f }, { 0xad, 0xf4 },
+	{ 0xae, 0x8f }, { 0xaf, 0x00 }, { 0xb0, 0x54 }, { 0xb1, 0x3a },
+	{ 0xb2, 0x00 }, { 0xb3, 0x00 }, { 0xb4, 0x00 }, { 0xb5, 0x00 },
+	{ 0xb6, 0x18 }, { 0xb7, 0x30 }, { 0xb8, 0x4a }, { 0xb9, 0x98 },
+	{ 0xba, 0x30 }, { 0xbb, 0x60 }, { 0xbc, 0x50 }, { 0xbd, 0x00 },
+	{ 0xbe, 0x00 }, { 0xbf, 0x39 }, { 0xfe, 0x00 }, { 0x51, 0x66 },
 };
 
 static inline struct visionox_rm69299 *panel_to_ctx(struct drm_panel *panel)
@@ -31,7 +159,8 @@ static int visionox_rm69299_power_on(struct visionox_rm69299 *ctx)
 {
 	int ret;
 
-	ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
+	ret = regulator_bulk_enable(ARRAY_SIZE(visionox_rm69299_supplies),
+				    ctx->supplies);
 	if (ret < 0)
 		return ret;
 
@@ -54,37 +183,32 @@ static int visionox_rm69299_power_off(struct visionox_rm69299 *ctx)
 {
 	gpiod_set_value(ctx->reset_gpio, 0);
 
-	return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
+	return regulator_bulk_disable(ARRAY_SIZE(visionox_rm69299_supplies),
+				      ctx->supplies);
 }
 
 static int visionox_rm69299_unprepare(struct drm_panel *panel)
 {
 	struct visionox_rm69299 *ctx = panel_to_ctx(panel);
-	int ret;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
 
 	ctx->dsi->mode_flags = 0;
 
-	ret = mipi_dsi_dcs_write(ctx->dsi, MIPI_DCS_SET_DISPLAY_OFF, NULL, 0);
-	if (ret < 0)
-		dev_err(ctx->panel.dev, "set_display_off cmd failed ret = %d\n", ret);
+	mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
 
 	/* 120ms delay required here as per DCS spec */
-	msleep(120);
-
-	ret = mipi_dsi_dcs_write(ctx->dsi, MIPI_DCS_ENTER_SLEEP_MODE, NULL, 0);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "enter_sleep cmd failed ret = %d\n", ret);
-	}
+	mipi_dsi_msleep(&dsi_ctx, 120);
 
-	ret = visionox_rm69299_power_off(ctx);
+	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
 
-	return ret;
+	return visionox_rm69299_power_off(ctx);
 }
 
 static int visionox_rm69299_prepare(struct drm_panel *panel)
 {
 	struct visionox_rm69299 *ctx = panel_to_ctx(panel);
-	int ret;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
+	int ret, i;
 
 	ret = visionox_rm69299_power_on(ctx);
 	if (ret < 0)
@@ -92,52 +216,20 @@ static int visionox_rm69299_prepare(struct drm_panel *panel)
 
 	ctx->dsi->mode_flags |= MIPI_DSI_MODE_LPM;
 
-	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, (u8[]) { 0xfe, 0x00 }, 2);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "cmd set tx 0 failed, ret = %d\n", ret);
-		goto power_off;
-	}
-
-	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, (u8[]) { 0xc2, 0x08 }, 2);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "cmd set tx 1 failed, ret = %d\n", ret);
-		goto power_off;
-	}
+	for (i = 0; i < ctx->desc->init_seq_len; i++)
+		mipi_dsi_dcs_write_buffer_multi(&dsi_ctx, &ctx->desc->init_seq[i * 2], 2);
 
-	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, (u8[]) { 0x35, 0x00 }, 2);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "cmd set tx 2 failed, ret = %d\n", ret);
-		goto power_off;
-	}
-
-	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, (u8[]) { 0x51, 0xff }, 2);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "cmd set tx 3 failed, ret = %d\n", ret);
-		goto power_off;
-	}
-
-	ret = mipi_dsi_dcs_write(ctx->dsi, MIPI_DCS_EXIT_SLEEP_MODE, NULL, 0);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "exit_sleep_mode cmd failed ret = %d\n", ret);
-		goto power_off;
-	}
+	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
 
 	/* Per DSI spec wait 120ms after sending exit sleep DCS command */
-	msleep(120);
+	mipi_dsi_msleep(&dsi_ctx, 120);
 
-	ret = mipi_dsi_dcs_write(ctx->dsi, MIPI_DCS_SET_DISPLAY_ON, NULL, 0);
-	if (ret < 0) {
-		dev_err(ctx->panel.dev, "set_display_on cmd failed ret = %d\n", ret);
-		goto power_off;
-	}
+	mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
 
 	/* Per DSI spec wait 120ms after sending set_display_on DCS command */
-	msleep(120);
+	mipi_dsi_msleep(&dsi_ctx, 120);
 
-	return 0;
-
-power_off:
-	return ret;
+	return dsi_ctx.accum_err;
 }
 
 static const struct drm_display_mode visionox_rm69299_1080x2248_60hz = {
@@ -154,14 +246,26 @@ static const struct drm_display_mode visionox_rm69299_1080x2248_60hz = {
 	.flags = 0,
 };
 
+static const struct drm_display_mode visionox_rm69299_1080x2160_60hz = {
+	.clock = 158695,
+	.hdisplay = 1080,
+	.hsync_start = 1080 + 26,
+	.hsync_end = 1080 + 26 + 2,
+	.htotal = 1080 + 26 + 2 + 36,
+	.vdisplay = 2160,
+	.vsync_start = 2160 + 8,
+	.vsync_end = 2160 + 8 + 4,
+	.vtotal = 2160 + 8 + 4 + 4,
+	.flags = 0,
+};
+
 static int visionox_rm69299_get_modes(struct drm_panel *panel,
 				      struct drm_connector *connector)
 {
 	struct visionox_rm69299 *ctx = panel_to_ctx(panel);
 	struct drm_display_mode *mode;
 
-	mode = drm_mode_duplicate(connector->dev,
-				  &visionox_rm69299_1080x2248_60hz);
+	mode = drm_mode_duplicate(connector->dev, ctx->desc->mode);
 	if (!mode) {
 		dev_err(ctx->panel.dev, "failed to create a new display mode\n");
 		return 0;
@@ -187,20 +291,22 @@ static int visionox_rm69299_probe(struct mipi_dsi_device *dsi)
 	struct visionox_rm69299 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct visionox_rm69299, panel,
+				   &visionox_rm69299_drm_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
+	ctx->desc = device_get_match_data(dev);
+	if (!ctx->desc)
+		return -EINVAL;
 
 	mipi_dsi_set_drvdata(dsi, ctx);
 
 	ctx->dsi = dsi;
 
-	ctx->supplies[0].supply = "vdda";
-	ctx->supplies[0].init_load_uA = 32000;
-	ctx->supplies[1].supply = "vdd3p3";
-	ctx->supplies[1].init_load_uA = 13200;
-
-	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), ctx->supplies);
+	ret = devm_regulator_bulk_get_const(dev, ARRAY_SIZE(visionox_rm69299_supplies),
+					    visionox_rm69299_supplies, &ctx->supplies);
 	if (ret < 0)
 		return ret;
 
@@ -210,8 +316,6 @@ static int visionox_rm69299_probe(struct mipi_dsi_device *dsi)
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
-	drm_panel_init(&ctx->panel, dev, &visionox_rm69299_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	drm_panel_add(&ctx->panel);
 
 	dsi->lanes = 4;
@@ -239,8 +343,23 @@ static void visionox_rm69299_remove(struct mipi_dsi_device *dsi)
 	drm_panel_remove(&ctx->panel);
 }
 
+const struct visionox_rm69299_panel_desc visionox_rm69299_1080p_display_desc = {
+	.mode = &visionox_rm69299_1080x2248_60hz,
+	.init_seq = (const u8 *)visionox_rm69299_1080x2248_60hz_init_seq,
+	.init_seq_len = ARRAY_SIZE(visionox_rm69299_1080x2248_60hz_init_seq),
+};
+
+const struct visionox_rm69299_panel_desc visionox_rm69299_shift_desc = {
+	.mode = &visionox_rm69299_1080x2160_60hz,
+	.init_seq = (const u8 *)visionox_rm69299_1080x2160_60hz_init_seq,
+	.init_seq_len = ARRAY_SIZE(visionox_rm69299_1080x2160_60hz_init_seq),
+};
+
 static const struct of_device_id visionox_rm69299_of_match[] = {
-	{ .compatible = "visionox,rm69299-1080p-display", },
+	{ .compatible = "visionox,rm69299-1080p-display",
+	  .data = &visionox_rm69299_1080p_display_desc },
+	{ .compatible = "visionox,rm69299-shift",
+	  .data = &visionox_rm69299_shift_desc },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, visionox_rm69299_of_match);
diff --git a/drivers/gpu/drm/panel/panel-visionox-rm692e5.c b/drivers/gpu/drm/panel/panel-visionox-rm692e5.c
index 4db7fa8d74c4..e53645d59413 100644
--- a/drivers/gpu/drm/panel/panel-visionox-rm692e5.c
+++ b/drivers/gpu/drm/panel/panel-visionox-rm692e5.c
@@ -360,9 +360,11 @@ static int visionox_rm692e5_probe(struct mipi_dsi_device *dsi)
 	struct visionox_rm692e5 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct visionox_rm692e5, panel,
+				   &visionox_rm692e5_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ret = devm_regulator_bulk_get_const(&dsi->dev,
 					    ARRAY_SIZE(visionox_rm692e5_supplies),
@@ -383,8 +385,6 @@ static int visionox_rm692e5_probe(struct mipi_dsi_device *dsi)
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
-	drm_panel_init(&ctx->panel, dev, &visionox_rm692e5_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
 	ctx->panel.prepare_prev_first = true;
 
 	ctx->panel.backlight = visionox_rm692e5_create_backlight(dsi);
diff --git a/drivers/gpu/drm/panel/panel-visionox-vtdr6130.c b/drivers/gpu/drm/panel/panel-visionox-vtdr6130.c
index 17b8defe79c1..97a79411e1ec 100644
--- a/drivers/gpu/drm/panel/panel-visionox-vtdr6130.c
+++ b/drivers/gpu/drm/panel/panel-visionox-vtdr6130.c
@@ -248,9 +248,11 @@ static int visionox_vtdr6130_probe(struct mipi_dsi_device *dsi)
 	struct visionox_vtdr6130 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct visionox_vtdr6130, panel,
+				   &visionox_vtdr6130_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ret = devm_regulator_bulk_get_const(&dsi->dev,
 					    ARRAY_SIZE(visionox_vtdr6130_supplies),
@@ -273,9 +275,6 @@ static int visionox_vtdr6130_probe(struct mipi_dsi_device *dsi)
 			  MIPI_DSI_CLOCK_NON_CONTINUOUS;
 	ctx->panel.prepare_prev_first = true;
 
-	drm_panel_init(&ctx->panel, dev, &visionox_vtdr6130_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->panel.backlight = visionox_vtdr6130_create_backlight(dsi);
 	if (IS_ERR(ctx->panel.backlight))
 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
diff --git a/drivers/gpu/drm/panel/panel-widechips-ws2401.c b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
index 2591ff8f0d4e..dd74610bd2eb 100644
--- a/drivers/gpu/drm/panel/panel-widechips-ws2401.c
+++ b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
@@ -347,9 +347,11 @@ static int ws2401_probe(struct spi_device *spi)
 	struct ws2401 *ws;
 	int ret;
 
-	ws = devm_kzalloc(dev, sizeof(*ws), GFP_KERNEL);
-	if (!ws)
-		return -ENOMEM;
+	ws = devm_drm_panel_alloc(dev, struct ws2401, panel, &ws2401_drm_funcs,
+				  DRM_MODE_CONNECTOR_DPI);
+	if (IS_ERR(ws))
+		return PTR_ERR(ws);
+
 	ws->dev = dev;
 
 	/*
@@ -379,9 +381,6 @@ static int ws2401_probe(struct spi_device *spi)
 	ws2401_read_mtp_id(ws);
 	ws2401_power_off(ws);
 
-	drm_panel_init(&ws->panel, dev, &ws2401_drm_funcs,
-		       DRM_MODE_CONNECTOR_DPI);
-
 	ret = drm_panel_of_backlight(&ws->panel);
 	if (ret)
 		return dev_err_probe(dev, ret,
diff --git a/drivers/gpu/drm/panel/panel-xinpeng-xpp055c272.c b/drivers/gpu/drm/panel/panel-xinpeng-xpp055c272.c
index 2b91414c2829..fc6516373b5d 100644
--- a/drivers/gpu/drm/panel/panel-xinpeng-xpp055c272.c
+++ b/drivers/gpu/drm/panel/panel-xinpeng-xpp055c272.c
@@ -241,9 +241,10 @@ static int xpp055c272_probe(struct mipi_dsi_device *dsi)
 	struct xpp055c272 *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(dev, struct xpp055c272, panel,
+				   &xpp055c272_funcs, DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio))
@@ -269,9 +270,6 @@ static int xpp055c272_probe(struct mipi_dsi_device *dsi)
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
 			  MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &xpp055c272_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ret = drm_panel_of_backlight(&ctx->panel);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 3385fd3ef41a..5d0dce10336b 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -29,7 +29,7 @@ static void panfrost_devfreq_update_utilization(struct panfrost_devfreq *pfdevfr
 static int panfrost_devfreq_target(struct device *dev, unsigned long *freq,
 				   u32 flags)
 {
-	struct panfrost_device *ptdev = dev_get_drvdata(dev);
+	struct panfrost_device *pfdev = dev_get_drvdata(dev);
 	struct dev_pm_opp *opp;
 	int err;
 
@@ -40,7 +40,7 @@ static int panfrost_devfreq_target(struct device *dev, unsigned long *freq,
 
 	err = dev_pm_opp_set_rate(dev, *freq);
 	if (!err)
-		ptdev->pfdevfreq.current_frequency = *freq;
+		pfdev->pfdevfreq.current_frequency = *freq;
 
 	return err;
 }
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c
index 5d35076b2e6d..04bec27449cb 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.c
+++ b/drivers/gpu/drm/panfrost/panfrost_device.c
@@ -209,6 +209,11 @@ int panfrost_device_init(struct panfrost_device *pfdev)
 
 	spin_lock_init(&pfdev->cycle_counter.lock);
 
+#ifdef CONFIG_DEBUG_FS
+	mutex_init(&pfdev->debugfs.gems_lock);
+	INIT_LIST_HEAD(&pfdev->debugfs.gems_list);
+#endif
+
 	err = panfrost_pm_domain_init(pfdev);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h
index dcff70f905cd..077525a3ad68 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.h
+++ b/drivers/gpu/drm/panfrost/panfrost_device.h
@@ -111,6 +111,17 @@ struct panfrost_compatible {
 	u8 gpu_quirks;
 };
 
+/**
+ * struct panfrost_device_debugfs - Device-wide DebugFS tracking structures
+ */
+struct panfrost_device_debugfs {
+	/** @gems_list: Device-wide list of GEM objects owned by at least one file. */
+	struct list_head gems_list;
+
+	/** @gems_lock: Serializes access to the device-wide list of GEM objects. */
+	struct mutex gems_lock;
+};
+
 struct panfrost_device {
 	struct device *dev;
 	struct drm_device *ddev;
@@ -164,6 +175,10 @@ struct panfrost_device {
 		atomic_t use_count;
 		spinlock_t lock;
 	} cycle_counter;
+
+#ifdef CONFIG_DEBUG_FS
+	struct panfrost_device_debugfs debugfs;
+#endif
 };
 
 struct panfrost_mmu {
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index f1ec3b02f15a..842239b43cdf 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -13,6 +13,7 @@
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <drm/panfrost_drm.h>
+#include <drm/drm_debugfs.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_ioctl.h>
 #include <drm/drm_syncobj.h>
@@ -312,7 +313,7 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
 
 	ret = drm_sched_job_init(&job->base,
 				 &file_priv->sched_entity[slot],
-				 1, NULL);
+				 1, NULL, file->client_id);
 	if (ret)
 		goto out_put_job;
 
@@ -495,6 +496,46 @@ out_put_object:
 	return ret;
 }
 
+static int panfrost_ioctl_set_label_bo(struct drm_device *ddev, void *data,
+				       struct drm_file *file)
+{
+	struct drm_panfrost_set_label_bo *args = data;
+	struct drm_gem_object *obj;
+	const char *label = NULL;
+	int ret = 0;
+
+	if (args->pad)
+		return -EINVAL;
+
+	obj = drm_gem_object_lookup(file, args->handle);
+	if (!obj)
+		return -ENOENT;
+
+	if (args->label) {
+		label = strndup_user(u64_to_user_ptr(args->label),
+				     PANFROST_BO_LABEL_MAXLEN);
+		if (IS_ERR(label)) {
+			ret = PTR_ERR(label);
+			if (ret == -EINVAL)
+				ret = -E2BIG;
+			goto err_put_obj;
+		}
+	}
+
+	/*
+	 * We treat passing a label of length 0 and passing a NULL label
+	 * differently, because even though they might seem conceptually
+	 * similar, future uses of the BO label might expect a different
+	 * behaviour in each case.
+	 */
+	panfrost_gem_set_label(obj, label);
+
+err_put_obj:
+	drm_gem_object_put(obj);
+
+	return ret;
+}
+
 int panfrost_unstable_ioctl_check(void)
 {
 	if (!unstable_ioctls)
@@ -561,6 +602,7 @@ static const struct drm_ioctl_desc panfrost_drm_driver_ioctls[] = {
 	PANFROST_IOCTL(PERFCNT_ENABLE,	perfcnt_enable,	DRM_RENDER_ALLOW),
 	PANFROST_IOCTL(PERFCNT_DUMP,	perfcnt_dump,	DRM_RENDER_ALLOW),
 	PANFROST_IOCTL(MADVISE,		madvise,	DRM_RENDER_ALLOW),
+	PANFROST_IOCTL(SET_LABEL_BO,	set_label_bo,	DRM_RENDER_ALLOW),
 };
 
 static void panfrost_gpu_show_fdinfo(struct panfrost_device *pfdev,
@@ -618,6 +660,37 @@ static const struct file_operations panfrost_drm_driver_fops = {
 	.show_fdinfo = drm_show_fdinfo,
 };
 
+#ifdef CONFIG_DEBUG_FS
+static int panthor_gems_show(struct seq_file *m, void *data)
+{
+	struct drm_info_node *node = m->private;
+	struct drm_device *dev = node->minor->dev;
+	struct panfrost_device *pfdev = dev->dev_private;
+
+	panfrost_gem_debugfs_print_bos(pfdev, m);
+
+	return 0;
+}
+
+static struct drm_info_list panthor_debugfs_list[] = {
+	{"gems", panthor_gems_show, 0, NULL},
+};
+
+static int panthor_gems_debugfs_init(struct drm_minor *minor)
+{
+	drm_debugfs_create_files(panthor_debugfs_list,
+				 ARRAY_SIZE(panthor_debugfs_list),
+				 minor->debugfs_root, minor);
+
+	return 0;
+}
+
+static void panfrost_debugfs_init(struct drm_minor *minor)
+{
+	panthor_gems_debugfs_init(minor);
+}
+#endif
+
 /*
  * Panfrost driver version:
  * - 1.0 - initial interface
@@ -625,6 +698,7 @@ static const struct file_operations panfrost_drm_driver_fops = {
  * - 1.2 - adds AFBC_FEATURES query
  * - 1.3 - adds JD_REQ_CYCLE_COUNT job requirement for SUBMIT
  *       - adds SYSTEM_TIMESTAMP and SYSTEM_TIMESTAMP_FREQUENCY queries
+ * - 1.4 - adds SET_LABEL_BO
  */
 static const struct drm_driver panfrost_drm_driver = {
 	.driver_features	= DRIVER_RENDER | DRIVER_GEM | DRIVER_SYNCOBJ,
@@ -637,10 +711,13 @@ static const struct drm_driver panfrost_drm_driver = {
 	.name			= "panfrost",
 	.desc			= "panfrost DRM",
 	.major			= 1,
-	.minor			= 3,
+	.minor			= 4,
 
 	.gem_create_object	= panfrost_gem_create_object,
 	.gem_prime_import_sg_table = panfrost_gem_prime_import_sg_table,
+#ifdef CONFIG_DEBUG_FS
+	.debugfs_init = panfrost_debugfs_init,
+#endif
 };
 
 static int panfrost_probe(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.c b/drivers/gpu/drm/panfrost/panfrost_gem.c
index 963f04ba2de6..bb73f2a68a12 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gem.c
+++ b/drivers/gpu/drm/panfrost/panfrost_gem.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 /* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
 
+#include <linux/cleanup.h>
 #include <linux/err.h>
 #include <linux/slab.h>
 #include <linux/dma-buf.h>
@@ -11,6 +12,36 @@
 #include "panfrost_gem.h"
 #include "panfrost_mmu.h"
 
+#ifdef CONFIG_DEBUG_FS
+static void panfrost_gem_debugfs_bo_add(struct panfrost_device *pfdev,
+					struct panfrost_gem_object *bo)
+{
+	bo->debugfs.creator.tgid = current->group_leader->pid;
+	get_task_comm(bo->debugfs.creator.process_name, current->group_leader);
+
+	mutex_lock(&pfdev->debugfs.gems_lock);
+	list_add_tail(&bo->debugfs.node, &pfdev->debugfs.gems_list);
+	mutex_unlock(&pfdev->debugfs.gems_lock);
+}
+
+static void panfrost_gem_debugfs_bo_rm(struct panfrost_gem_object *bo)
+{
+	struct panfrost_device *pfdev = bo->base.base.dev->dev_private;
+
+	if (list_empty(&bo->debugfs.node))
+		return;
+
+	mutex_lock(&pfdev->debugfs.gems_lock);
+	list_del_init(&bo->debugfs.node);
+	mutex_unlock(&pfdev->debugfs.gems_lock);
+}
+#else
+static void panfrost_gem_debugfs_bo_add(struct panfrost_device *pfdev,
+					struct panfrost_gem_object *bo)
+{}
+static void panfrost_gem_debugfs_bo_rm(struct panfrost_gem_object *bo) {}
+#endif
+
 /* Called DRM core on the last userspace/kernel unreference of the
  * BO.
  */
@@ -35,6 +66,10 @@ static void panfrost_gem_free_object(struct drm_gem_object *obj)
 	 */
 	WARN_ON_ONCE(!list_empty(&bo->mappings.list));
 
+	kfree_const(bo->label.str);
+	panfrost_gem_debugfs_bo_rm(bo);
+	mutex_destroy(&bo->label.lock);
+
 	if (bo->sgts) {
 		int i;
 		int n_sgt = bo->base.base.size / SZ_2M;
@@ -260,6 +295,9 @@ struct drm_gem_object *panfrost_gem_create_object(struct drm_device *dev, size_t
 	mutex_init(&obj->mappings.lock);
 	obj->base.base.funcs = &panfrost_gem_funcs;
 	obj->base.map_wc = !pfdev->coherent;
+	mutex_init(&obj->label.lock);
+
+	panfrost_gem_debugfs_bo_add(pfdev, obj);
 
 	return &obj->base.base;
 }
@@ -300,5 +338,153 @@ panfrost_gem_prime_import_sg_table(struct drm_device *dev,
 	bo = to_panfrost_bo(obj);
 	bo->noexec = true;
 
+	/*
+	 * We assign this generic label because this function cannot
+	 * be reached through any of the Panfrost UM driver-specific
+	 * code paths, unless one is given by explicitly calling the
+	 * SET_LABEL_BO ioctl. It is therefore preferable to have a
+	 * blanket BO tag that tells us the object was imported from
+	 * another driver than nothing at all.
+	 */
+	panfrost_gem_internal_set_label(obj, "GEM PRIME buffer");
+
 	return obj;
 }
+
+void
+panfrost_gem_set_label(struct drm_gem_object *obj, const char *label)
+{
+	struct panfrost_gem_object *bo = to_panfrost_bo(obj);
+	const char *old_label;
+
+	scoped_guard(mutex, &bo->label.lock) {
+		old_label = bo->label.str;
+		bo->label.str = label;
+	}
+
+	kfree_const(old_label);
+}
+
+void
+panfrost_gem_internal_set_label(struct drm_gem_object *obj, const char *label)
+{
+	struct panfrost_gem_object *bo = to_panfrost_bo(obj);
+	const char *str;
+
+	/* We should never attempt labelling a UM-exposed GEM object */
+	if (drm_WARN_ON(bo->base.base.dev, bo->base.base.handle_count > 0))
+		return;
+
+	if (!label)
+		return;
+
+	str = kstrdup_const(label, GFP_KERNEL);
+	if (!str) {
+		/* Failing to allocate memory for a label isn't a fatal condition */
+		drm_warn(bo->base.base.dev, "Not enough memory to allocate BO label");
+		return;
+	}
+
+	panfrost_gem_set_label(obj, str);
+}
+
+#ifdef CONFIG_DEBUG_FS
+struct gem_size_totals {
+	size_t size;
+	size_t resident;
+	size_t reclaimable;
+};
+
+struct flag_def {
+	u32 flag;
+	const char *name;
+};
+
+static void panfrost_gem_debugfs_print_flag_names(struct seq_file *m)
+{
+	int len;
+	int i;
+
+	static const struct flag_def gem_state_flags_names[] = {
+		{PANFROST_DEBUGFS_GEM_STATE_FLAG_IMPORTED, "imported"},
+		{PANFROST_DEBUGFS_GEM_STATE_FLAG_EXPORTED, "exported"},
+		{PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGED, "purged"},
+		{PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGEABLE, "purgeable"},
+	};
+
+	seq_puts(m, "GEM state flags: ");
+	for (i = 0, len = ARRAY_SIZE(gem_state_flags_names); i < len; i++) {
+		seq_printf(m, "%s (0x%x)%s", gem_state_flags_names[i].name,
+			   gem_state_flags_names[i].flag, (i < len - 1) ? ", " : "\n\n");
+	}
+}
+
+static void panfrost_gem_debugfs_bo_print(struct panfrost_gem_object *bo,
+					  struct seq_file *m,
+					  struct gem_size_totals *totals)
+{
+	unsigned int refcount = kref_read(&bo->base.base.refcount);
+	char creator_info[32] = {};
+	size_t resident_size;
+	u32 gem_state_flags = 0;
+
+	/* Skip BOs being destroyed. */
+	if (!refcount)
+		return;
+
+	resident_size = bo->base.pages ? bo->base.base.size : 0;
+
+	snprintf(creator_info, sizeof(creator_info),
+		 "%s/%d", bo->debugfs.creator.process_name, bo->debugfs.creator.tgid);
+	seq_printf(m, "%-32s%-16d%-16d%-16zd%-16zd0x%-16lx",
+		   creator_info,
+		   bo->base.base.name,
+		   refcount,
+		   bo->base.base.size,
+		   resident_size,
+		   drm_vma_node_start(&bo->base.base.vma_node));
+
+	if (bo->base.base.import_attach)
+		gem_state_flags |= PANFROST_DEBUGFS_GEM_STATE_FLAG_IMPORTED;
+	if (bo->base.base.dma_buf)
+		gem_state_flags |= PANFROST_DEBUGFS_GEM_STATE_FLAG_EXPORTED;
+
+	if (bo->base.madv < 0)
+		gem_state_flags |= PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGED;
+	else if (bo->base.madv > 0)
+		gem_state_flags |= PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGEABLE;
+
+	seq_printf(m, "0x%-10x", gem_state_flags);
+
+	scoped_guard(mutex, &bo->label.lock) {
+		seq_printf(m, "%s\n", bo->label.str ? : "");
+	}
+
+	totals->size += bo->base.base.size;
+	totals->resident += resident_size;
+	if (bo->base.madv > 0)
+		totals->reclaimable += resident_size;
+}
+
+void panfrost_gem_debugfs_print_bos(struct panfrost_device *pfdev,
+				    struct seq_file *m)
+{
+	struct gem_size_totals totals = {0};
+	struct panfrost_gem_object *bo;
+
+	panfrost_gem_debugfs_print_flag_names(m);
+
+	seq_puts(m, "created-by                      global-name     refcount        size            resident-size   file-offset       state       label\n");
+	seq_puts(m, "-----------------------------------------------------------------------------------------------------------------------------------\n");
+
+	scoped_guard(mutex, &pfdev->debugfs.gems_lock) {
+		list_for_each_entry(bo, &pfdev->debugfs.gems_list, debugfs.node) {
+			panfrost_gem_debugfs_bo_print(bo, m, &totals);
+		}
+	}
+
+	seq_puts(m, "===================================================================================================================================\n");
+	seq_printf(m, "Total size: %zd, Total resident: %zd, Total reclaimable: %zd\n",
+		   totals.size, totals.resident, totals.reclaimable);
+}
+#endif
diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.h b/drivers/gpu/drm/panfrost/panfrost_gem.h
index 7516b7ecf7fe..8de3e76f2717 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gem.h
+++ b/drivers/gpu/drm/panfrost/panfrost_gem.h
@@ -8,6 +8,46 @@
 #include <drm/drm_mm.h>
 
 struct panfrost_mmu;
+struct panfrost_device;
+
+#define PANFROST_BO_LABEL_MAXLEN	4096
+
+enum panfrost_debugfs_gem_state_flags {
+	/** @PANFROST_DEBUGFS_GEM_STATE_FLAG_IMPORTED: GEM BO is PRIME imported. */
+	PANFROST_DEBUGFS_GEM_STATE_FLAG_IMPORTED = BIT(0),
+
+	/** @PANFROST_DEBUGFS_GEM_STATE_FLAG_EXPORTED: GEM BO is PRIME exported. */
+	PANFROST_DEBUGFS_GEM_STATE_FLAG_EXPORTED = BIT(1),
+
+	/** @PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGED: GEM BO was reclaimed by the shrinker. */
+	PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGED = BIT(2),
+
+	/**
+	 * @PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGEABLE: GEM BO pages were marked as no longer
+	 * needed by UM and can be reclaimed by the shrinker.
+	 */
+	PANFROST_DEBUGFS_GEM_STATE_FLAG_PURGEABLE = BIT(3),
+};
+
+/**
+ * struct panfrost_gem_debugfs - GEM object's DebugFS list information
+ */
+struct panfrost_gem_debugfs {
+	/**
+	 * @node: Node used to insert the object in the device-wide list of
+	 * GEM objects, to display information about it through a DebugFS file.
+	 */
+	struct list_head node;
+
+	/** @creator: Information about the UM process which created the GEM. */
+	struct {
+		/** @creator.process_name: Group leader name in owning thread's process */
+		char process_name[TASK_COMM_LEN];
+
+		/** @creator.tgid: PID of the thread's group leader within its process */
+		pid_t tgid;
+	} creator;
+};
 
 struct panfrost_gem_object {
 	struct drm_gem_shmem_object base;
@@ -41,8 +81,26 @@ struct panfrost_gem_object {
 	 */
 	size_t heap_rss_size;
 
+	/**
+	 * @label: BO tagging fields. The label can be assigned within the
+	 * driver itself or through a specific IOCTL.
+	 */
+	struct {
+		/**
+		 * @label.str: Pointer to NULL-terminated string,
+		 */
+		const char *str;
+
+		/** @lock.str: Protects access to the @label.str field. */
+		struct mutex lock;
+	} label;
+
 	bool noexec		:1;
 	bool is_heap		:1;
+
+#ifdef CONFIG_DEBUG_FS
+	struct panfrost_gem_debugfs debugfs;
+#endif
 };
 
 struct panfrost_gem_mapping {
@@ -89,4 +147,12 @@ void panfrost_gem_teardown_mappings_locked(struct panfrost_gem_object *bo);
 int panfrost_gem_shrinker_init(struct drm_device *dev);
 void panfrost_gem_shrinker_cleanup(struct drm_device *dev);
 
+void panfrost_gem_set_label(struct drm_gem_object *obj, const char *label);
+void panfrost_gem_internal_set_label(struct drm_gem_object *obj, const char *label);
+
+#ifdef CONFIG_DEBUG_FS
+void panfrost_gem_debugfs_print_bos(struct panfrost_device *pfdev,
+				    struct seq_file *m);
+#endif
+
 #endif /* __PANFROST_GEM_H__ */
diff --git a/drivers/gpu/drm/panfrost/panfrost_perfcnt.c b/drivers/gpu/drm/panfrost/panfrost_perfcnt.c
index 52befead08c6..563f16bae543 100644
--- a/drivers/gpu/drm/panfrost/panfrost_perfcnt.c
+++ b/drivers/gpu/drm/panfrost/panfrost_perfcnt.c
@@ -111,6 +111,8 @@ static int panfrost_perfcnt_enable_locked(struct panfrost_device *pfdev,
 		goto err_put_mapping;
 	perfcnt->buf = map.vaddr;
 
+	panfrost_gem_internal_set_label(&bo->base, "Perfcnt sample buffer");
+
 	/*
 	 * Invalidate the cache and clear the counters to start from a fresh
 	 * state.
diff --git a/drivers/gpu/drm/panthor/panthor_device.h b/drivers/gpu/drm/panthor/panthor_device.h
index 465d3ab1b79e..4fc7cf2aeed5 100644
--- a/drivers/gpu/drm/panthor/panthor_device.h
+++ b/drivers/gpu/drm/panthor/panthor_device.h
@@ -230,6 +230,24 @@ struct panthor_file {
 	/** @ptdev: Device attached to this file. */
 	struct panthor_device *ptdev;
 
+	/** @user_mmio: User MMIO related fields. */
+	struct {
+		/**
+		 * @offset: Offset used for user MMIO mappings.
+		 *
+		 * This offset should not be used to check the type of mapping
+		 * except in panthor_mmap(). After that point, MMIO mapping
+		 * offsets have been adjusted to match
+		 * DRM_PANTHOR_USER_MMIO_OFFSET and that macro should be used
+		 * instead.
+		 * Make sure this rule is followed at all times, because
+		 * userspace is in control of the offset, and can change the
+		 * value behind our back. Otherwise it can lead to erroneous
+		 * branching happening in kernel space.
+		 */
+		u64 offset;
+	} user_mmio;
+
 	/** @vms: VM pool attached to this file. */
 	struct panthor_vm_pool *vms;
 
@@ -437,4 +455,75 @@ static int panthor_request_ ## __name ## _irq(struct panthor_device *ptdev,			\
 
 extern struct workqueue_struct *panthor_cleanup_wq;
 
+static inline void gpu_write(struct panthor_device *ptdev, u32 reg, u32 data)
+{
+	writel(data, ptdev->iomem + reg);
+}
+
+static inline u32 gpu_read(struct panthor_device *ptdev, u32 reg)
+{
+	return readl(ptdev->iomem + reg);
+}
+
+static inline u32 gpu_read_relaxed(struct panthor_device *ptdev, u32 reg)
+{
+	return readl_relaxed(ptdev->iomem + reg);
+}
+
+static inline void gpu_write64(struct panthor_device *ptdev, u32 reg, u64 data)
+{
+	gpu_write(ptdev, reg, lower_32_bits(data));
+	gpu_write(ptdev, reg + 4, upper_32_bits(data));
+}
+
+static inline u64 gpu_read64(struct panthor_device *ptdev, u32 reg)
+{
+	return (gpu_read(ptdev, reg) | ((u64)gpu_read(ptdev, reg + 4) << 32));
+}
+
+static inline u64 gpu_read64_relaxed(struct panthor_device *ptdev, u32 reg)
+{
+	return (gpu_read_relaxed(ptdev, reg) |
+		((u64)gpu_read_relaxed(ptdev, reg + 4) << 32));
+}
+
+static inline u64 gpu_read64_counter(struct panthor_device *ptdev, u32 reg)
+{
+	u32 lo, hi1, hi2;
+	do {
+		hi1 = gpu_read(ptdev, reg + 4);
+		lo = gpu_read(ptdev, reg);
+		hi2 = gpu_read(ptdev, reg + 4);
+	} while (hi1 != hi2);
+	return lo | ((u64)hi2 << 32);
+}
+
+#define gpu_read_poll_timeout(dev, reg, val, cond, delay_us, timeout_us)	\
+	read_poll_timeout(gpu_read, val, cond, delay_us, timeout_us, false,	\
+			  dev, reg)
+
+#define gpu_read_poll_timeout_atomic(dev, reg, val, cond, delay_us,		\
+				     timeout_us)				\
+	read_poll_timeout_atomic(gpu_read, val, cond, delay_us, timeout_us,	\
+				 false, dev, reg)
+
+#define gpu_read64_poll_timeout(dev, reg, val, cond, delay_us, timeout_us)	\
+	read_poll_timeout(gpu_read64, val, cond, delay_us, timeout_us, false,	\
+			  dev, reg)
+
+#define gpu_read64_poll_timeout_atomic(dev, reg, val, cond, delay_us,		\
+				       timeout_us)				\
+	read_poll_timeout_atomic(gpu_read64, val, cond, delay_us, timeout_us,	\
+				 false, dev, reg)
+
+#define gpu_read_relaxed_poll_timeout_atomic(dev, reg, val, cond, delay_us,	\
+					     timeout_us)			\
+	read_poll_timeout_atomic(gpu_read_relaxed, val, cond, delay_us,		\
+				 timeout_us, false, dev, reg)
+
+#define gpu_read64_relaxed_poll_timeout(dev, reg, val, cond, delay_us,		\
+					timeout_us)				\
+	read_poll_timeout(gpu_read64_relaxed, val, cond, delay_us, timeout_us,	\
+			  false, dev, reg)
+
 #endif
diff --git a/drivers/gpu/drm/panthor/panthor_drv.c b/drivers/gpu/drm/panthor/panthor_drv.c
index 6200cad22563..1116f2d2826e 100644
--- a/drivers/gpu/drm/panthor/panthor_drv.c
+++ b/drivers/gpu/drm/panthor/panthor_drv.c
@@ -772,8 +772,8 @@ static int panthor_query_timestamp_info(struct panthor_device *ptdev,
 #else
 	arg->timestamp_frequency = 0;
 #endif
-	arg->current_timestamp = panthor_gpu_read_timestamp(ptdev);
-	arg->timestamp_offset = panthor_gpu_read_timestamp_offset(ptdev);
+	arg->current_timestamp = gpu_read64_counter(ptdev, GPU_TIMESTAMP);
+	arg->timestamp_offset = gpu_read64(ptdev, GPU_TIMESTAMP_OFFSET);
 
 	pm_runtime_put(ptdev->base.dev);
 	return 0;
@@ -996,7 +996,8 @@ static int panthor_ioctl_group_submit(struct drm_device *ddev, void *data,
 		const struct drm_panthor_queue_submit *qsubmit = &jobs_args[i];
 		struct drm_sched_job *job;
 
-		job = panthor_job_create(pfile, args->group_handle, qsubmit);
+		job = panthor_job_create(pfile, args->group_handle, qsubmit,
+					 file->client_id);
 		if (IS_ERR(job)) {
 			ret = PTR_ERR(job);
 			goto out_cleanup_submit_ctx;
@@ -1378,6 +1379,20 @@ err_put_obj:
 	return ret;
 }
 
+static int panthor_ioctl_set_user_mmio_offset(struct drm_device *ddev,
+					      void *data, struct drm_file *file)
+{
+	struct drm_panthor_set_user_mmio_offset *args = data;
+	struct panthor_file *pfile = file->driver_priv;
+
+	if (args->offset != DRM_PANTHOR_USER_MMIO_OFFSET_32BIT &&
+	    args->offset != DRM_PANTHOR_USER_MMIO_OFFSET_64BIT)
+		return -EINVAL;
+
+	WRITE_ONCE(pfile->user_mmio.offset, args->offset);
+	return 0;
+}
+
 static int
 panthor_open(struct drm_device *ddev, struct drm_file *file)
 {
@@ -1395,6 +1410,18 @@ panthor_open(struct drm_device *ddev, struct drm_file *file)
 	}
 
 	pfile->ptdev = ptdev;
+	pfile->user_mmio.offset = DRM_PANTHOR_USER_MMIO_OFFSET;
+
+#ifdef CONFIG_ARM64
+	/*
+	 * With 32-bit systems being limited by the 32-bit representation of
+	 * mmap2's pgoffset field, we need to make the MMIO offset arch
+	 * specific.
+	 */
+	if (test_tsk_thread_flag(current, TIF_32BIT))
+		pfile->user_mmio.offset = DRM_PANTHOR_USER_MMIO_OFFSET_32BIT;
+#endif
+
 
 	ret = panthor_vm_pool_create(pfile);
 	if (ret)
@@ -1448,6 +1475,7 @@ static const struct drm_ioctl_desc panthor_drm_driver_ioctls[] = {
 	PANTHOR_IOCTL(TILER_HEAP_DESTROY, tiler_heap_destroy, DRM_RENDER_ALLOW),
 	PANTHOR_IOCTL(GROUP_SUBMIT, group_submit, DRM_RENDER_ALLOW),
 	PANTHOR_IOCTL(BO_SET_LABEL, bo_set_label, DRM_RENDER_ALLOW),
+	PANTHOR_IOCTL(SET_USER_MMIO_OFFSET, set_user_mmio_offset, DRM_RENDER_ALLOW),
 };
 
 static int panthor_mmap(struct file *filp, struct vm_area_struct *vma)
@@ -1456,30 +1484,26 @@ static int panthor_mmap(struct file *filp, struct vm_area_struct *vma)
 	struct panthor_file *pfile = file->driver_priv;
 	struct panthor_device *ptdev = pfile->ptdev;
 	u64 offset = (u64)vma->vm_pgoff << PAGE_SHIFT;
+	u64 user_mmio_offset;
 	int ret, cookie;
 
 	if (!drm_dev_enter(file->minor->dev, &cookie))
 		return -ENODEV;
 
-#ifdef CONFIG_ARM64
-	/*
-	 * With 32-bit systems being limited by the 32-bit representation of
-	 * mmap2's pgoffset field, we need to make the MMIO offset arch
-	 * specific. This converts a user MMIO offset into something the kernel
-	 * driver understands.
+	/* Adjust the user MMIO offset to match the offset used kernel side.
+	 * We use a local variable with a READ_ONCE() here to make sure
+	 * the user_mmio_offset we use for the is_user_mmio_mapping() check
+	 * hasn't changed when we do the offset adjustment.
 	 */
-	if (test_tsk_thread_flag(current, TIF_32BIT) &&
-	    offset >= DRM_PANTHOR_USER_MMIO_OFFSET_32BIT) {
-		offset += DRM_PANTHOR_USER_MMIO_OFFSET_64BIT -
-			  DRM_PANTHOR_USER_MMIO_OFFSET_32BIT;
+	user_mmio_offset = READ_ONCE(pfile->user_mmio.offset);
+	if (offset >= user_mmio_offset) {
+		offset -= user_mmio_offset;
+		offset += DRM_PANTHOR_USER_MMIO_OFFSET;
 		vma->vm_pgoff = offset >> PAGE_SHIFT;
-	}
-#endif
-
-	if (offset >= DRM_PANTHOR_USER_MMIO_OFFSET)
 		ret = panthor_device_mmap_io(ptdev, vma);
-	else
+	} else {
 		ret = drm_gem_mmap(filp, vma);
+	}
 
 	drm_dev_exit(cookie);
 	return ret;
@@ -1583,6 +1607,7 @@ static void panthor_debugfs_init(struct drm_minor *minor)
  *       - adds PANTHOR_GROUP_PRIORITY_REALTIME priority
  * - 1.3 - adds DRM_PANTHOR_GROUP_STATE_INNOCENT flag
  * - 1.4 - adds DRM_IOCTL_PANTHOR_BO_SET_LABEL ioctl
+ * - 1.5 - adds DRM_PANTHOR_SET_USER_MMIO_OFFSET ioctl
  */
 static const struct drm_driver panthor_drm_driver = {
 	.driver_features = DRIVER_RENDER | DRIVER_GEM | DRIVER_SYNCOBJ |
@@ -1596,7 +1621,7 @@ static const struct drm_driver panthor_drm_driver = {
 	.name = "panthor",
 	.desc = "Panthor DRM driver",
 	.major = 1,
-	.minor = 4,
+	.minor = 5,
 
 	.gem_create_object = panthor_gem_create_object,
 	.gem_prime_import_sg_table = drm_gem_shmem_prime_import_sg_table,
diff --git a/drivers/gpu/drm/panthor/panthor_fw.c b/drivers/gpu/drm/panthor/panthor_fw.c
index 7bc38e635329..36f1034839c2 100644
--- a/drivers/gpu/drm/panthor/panthor_fw.c
+++ b/drivers/gpu/drm/panthor/panthor_fw.c
@@ -1063,8 +1063,8 @@ static void panthor_fw_stop(struct panthor_device *ptdev)
 	u32 status;
 
 	gpu_write(ptdev, MCU_CONTROL, MCU_CONTROL_DISABLE);
-	if (readl_poll_timeout(ptdev->iomem + MCU_STATUS, status,
-			       status == MCU_STATUS_DISABLED, 10, 100000))
+	if (gpu_read_poll_timeout(ptdev, MCU_STATUS, status,
+				  status == MCU_STATUS_DISABLED, 10, 100000))
 		drm_err(&ptdev->base, "Failed to stop MCU");
 }
 
@@ -1089,8 +1089,9 @@ void panthor_fw_pre_reset(struct panthor_device *ptdev, bool on_hang)
 
 		panthor_fw_update_reqs(glb_iface, req, GLB_HALT, GLB_HALT);
 		gpu_write(ptdev, CSF_DOORBELL(CSF_GLB_DOORBELL_ID), 1);
-		if (!readl_poll_timeout(ptdev->iomem + MCU_STATUS, status,
-					status == MCU_STATUS_HALT, 10, 100000)) {
+		if (!gpu_read_poll_timeout(ptdev, MCU_STATUS, status,
+					   status == MCU_STATUS_HALT, 10,
+					   100000)) {
 			ptdev->reset.fast = true;
 		} else {
 			drm_warn(&ptdev->base, "Failed to cleanly suspend MCU");
diff --git a/drivers/gpu/drm/panthor/panthor_gpu.c b/drivers/gpu/drm/panthor/panthor_gpu.c
index 32d678a0114e..534735518824 100644
--- a/drivers/gpu/drm/panthor/panthor_gpu.c
+++ b/drivers/gpu/drm/panthor/panthor_gpu.c
@@ -108,14 +108,9 @@ static void panthor_gpu_init_info(struct panthor_device *ptdev)
 
 	ptdev->gpu_info.as_present = gpu_read(ptdev, GPU_AS_PRESENT);
 
-	ptdev->gpu_info.shader_present = gpu_read(ptdev, GPU_SHADER_PRESENT_LO);
-	ptdev->gpu_info.shader_present |= (u64)gpu_read(ptdev, GPU_SHADER_PRESENT_HI) << 32;
-
-	ptdev->gpu_info.tiler_present = gpu_read(ptdev, GPU_TILER_PRESENT_LO);
-	ptdev->gpu_info.tiler_present |= (u64)gpu_read(ptdev, GPU_TILER_PRESENT_HI) << 32;
-
-	ptdev->gpu_info.l2_present = gpu_read(ptdev, GPU_L2_PRESENT_LO);
-	ptdev->gpu_info.l2_present |= (u64)gpu_read(ptdev, GPU_L2_PRESENT_HI) << 32;
+	ptdev->gpu_info.shader_present = gpu_read64(ptdev, GPU_SHADER_PRESENT);
+	ptdev->gpu_info.tiler_present = gpu_read64(ptdev, GPU_TILER_PRESENT);
+	ptdev->gpu_info.l2_present = gpu_read64(ptdev, GPU_L2_PRESENT);
 
 	arch_major = GPU_ARCH_MAJOR(ptdev->gpu_info.gpu_id);
 	product_major = GPU_PROD_MAJOR(ptdev->gpu_info.gpu_id);
@@ -154,8 +149,7 @@ static void panthor_gpu_irq_handler(struct panthor_device *ptdev, u32 status)
 
 	if (status & GPU_IRQ_FAULT) {
 		u32 fault_status = gpu_read(ptdev, GPU_FAULT_STATUS);
-		u64 address = ((u64)gpu_read(ptdev, GPU_FAULT_ADDR_HI) << 32) |
-			      gpu_read(ptdev, GPU_FAULT_ADDR_LO);
+		u64 address = gpu_read64(ptdev, GPU_FAULT_ADDR);
 
 		drm_warn(&ptdev->base, "GPU Fault 0x%08x (%s) at 0x%016llx\n",
 			 fault_status, panthor_exception_name(ptdev, fault_status & 0xFF),
@@ -246,45 +240,27 @@ int panthor_gpu_block_power_off(struct panthor_device *ptdev,
 				u32 pwroff_reg, u32 pwrtrans_reg,
 				u64 mask, u32 timeout_us)
 {
-	u32 val, i;
+	u32 val;
 	int ret;
 
-	for (i = 0; i < 2; i++) {
-		u32 mask32 = mask >> (i * 32);
-
-		if (!mask32)
-			continue;
-
-		ret = readl_relaxed_poll_timeout(ptdev->iomem + pwrtrans_reg + (i * 4),
-						 val, !(mask32 & val),
-						 100, timeout_us);
-		if (ret) {
-			drm_err(&ptdev->base, "timeout waiting on %s:%llx power transition",
-				blk_name, mask);
-			return ret;
-		}
+	ret = gpu_read64_relaxed_poll_timeout(ptdev, pwrtrans_reg, val,
+					      !(mask & val), 100, timeout_us);
+	if (ret) {
+		drm_err(&ptdev->base,
+			"timeout waiting on %s:%llx power transition", blk_name,
+			mask);
+		return ret;
 	}
 
-	if (mask & GENMASK(31, 0))
-		gpu_write(ptdev, pwroff_reg, mask);
+	gpu_write64(ptdev, pwroff_reg, mask);
 
-	if (mask >> 32)
-		gpu_write(ptdev, pwroff_reg + 4, mask >> 32);
-
-	for (i = 0; i < 2; i++) {
-		u32 mask32 = mask >> (i * 32);
-
-		if (!mask32)
-			continue;
-
-		ret = readl_relaxed_poll_timeout(ptdev->iomem + pwrtrans_reg + (i * 4),
-						 val, !(mask32 & val),
-						 100, timeout_us);
-		if (ret) {
-			drm_err(&ptdev->base, "timeout waiting on %s:%llx power transition",
-				blk_name, mask);
-			return ret;
-		}
+	ret = gpu_read64_relaxed_poll_timeout(ptdev, pwrtrans_reg, val,
+					      !(mask & val), 100, timeout_us);
+	if (ret) {
+		drm_err(&ptdev->base,
+			"timeout waiting on %s:%llx power transition", blk_name,
+			mask);
+		return ret;
 	}
 
 	return 0;
@@ -307,45 +283,26 @@ int panthor_gpu_block_power_on(struct panthor_device *ptdev,
 			       u32 pwron_reg, u32 pwrtrans_reg,
 			       u32 rdy_reg, u64 mask, u32 timeout_us)
 {
-	u32 val, i;
+	u32 val;
 	int ret;
 
-	for (i = 0; i < 2; i++) {
-		u32 mask32 = mask >> (i * 32);
-
-		if (!mask32)
-			continue;
-
-		ret = readl_relaxed_poll_timeout(ptdev->iomem + pwrtrans_reg + (i * 4),
-						 val, !(mask32 & val),
-						 100, timeout_us);
-		if (ret) {
-			drm_err(&ptdev->base, "timeout waiting on %s:%llx power transition",
-				blk_name, mask);
-			return ret;
-		}
+	ret = gpu_read64_relaxed_poll_timeout(ptdev, pwrtrans_reg, val,
+					      !(mask & val), 100, timeout_us);
+	if (ret) {
+		drm_err(&ptdev->base,
+			"timeout waiting on %s:%llx power transition", blk_name,
+			mask);
+		return ret;
 	}
 
-	if (mask & GENMASK(31, 0))
-		gpu_write(ptdev, pwron_reg, mask);
-
-	if (mask >> 32)
-		gpu_write(ptdev, pwron_reg + 4, mask >> 32);
-
-	for (i = 0; i < 2; i++) {
-		u32 mask32 = mask >> (i * 32);
-
-		if (!mask32)
-			continue;
+	gpu_write64(ptdev, pwron_reg, mask);
 
-		ret = readl_relaxed_poll_timeout(ptdev->iomem + rdy_reg + (i * 4),
-						 val, (mask32 & val) == mask32,
-						 100, timeout_us);
-		if (ret) {
-			drm_err(&ptdev->base, "timeout waiting on %s:%llx readiness",
-				blk_name, mask);
-			return ret;
-		}
+	ret = gpu_read64_relaxed_poll_timeout(ptdev, pwrtrans_reg, val,
+					      !(mask & val), 100, timeout_us);
+	if (ret) {
+		drm_err(&ptdev->base, "timeout waiting on %s:%llx readiness",
+			blk_name, mask);
+		return ret;
 	}
 
 	return 0;
@@ -494,49 +451,3 @@ void panthor_gpu_resume(struct panthor_device *ptdev)
 	panthor_gpu_l2_power_on(ptdev);
 }
 
-/**
- * panthor_gpu_read_64bit_counter() - Read a 64-bit counter at a given offset.
- * @ptdev: Device.
- * @reg: The offset of the register to read.
- *
- * Return: The counter value.
- */
-static u64
-panthor_gpu_read_64bit_counter(struct panthor_device *ptdev, u32 reg)
-{
-	u32 hi, lo;
-
-	do {
-		hi = gpu_read(ptdev, reg + 0x4);
-		lo = gpu_read(ptdev, reg);
-	} while (hi != gpu_read(ptdev, reg + 0x4));
-
-	return ((u64)hi << 32) | lo;
-}
-
-/**
- * panthor_gpu_read_timestamp() - Read the timestamp register.
- * @ptdev: Device.
- *
- * Return: The GPU timestamp value.
- */
-u64 panthor_gpu_read_timestamp(struct panthor_device *ptdev)
-{
-	return panthor_gpu_read_64bit_counter(ptdev, GPU_TIMESTAMP_LO);
-}
-
-/**
- * panthor_gpu_read_timestamp_offset() - Read the timestamp offset register.
- * @ptdev: Device.
- *
- * Return: The GPU timestamp offset value.
- */
-u64 panthor_gpu_read_timestamp_offset(struct panthor_device *ptdev)
-{
-	u32 hi, lo;
-
-	hi = gpu_read(ptdev, GPU_TIMESTAMP_OFFSET_HI);
-	lo = gpu_read(ptdev, GPU_TIMESTAMP_OFFSET_LO);
-
-	return ((u64)hi << 32) | lo;
-}
diff --git a/drivers/gpu/drm/panthor/panthor_gpu.h b/drivers/gpu/drm/panthor/panthor_gpu.h
index 7f6133a66127..7c17a8c06858 100644
--- a/drivers/gpu/drm/panthor/panthor_gpu.h
+++ b/drivers/gpu/drm/panthor/panthor_gpu.h
@@ -30,9 +30,9 @@ int panthor_gpu_block_power_off(struct panthor_device *ptdev,
  */
 #define panthor_gpu_power_on(ptdev, type, mask, timeout_us) \
 	panthor_gpu_block_power_on(ptdev, #type, \
-				  type ## _PWRON_LO, \
-				  type ## _PWRTRANS_LO, \
-				  type ## _READY_LO, \
+				  type ## _PWRON, \
+				  type ## _PWRTRANS, \
+				  type ## _READY, \
 				  mask, timeout_us)
 
 /**
@@ -42,15 +42,13 @@ int panthor_gpu_block_power_off(struct panthor_device *ptdev,
  */
 #define panthor_gpu_power_off(ptdev, type, mask, timeout_us) \
 	panthor_gpu_block_power_off(ptdev, #type, \
-				   type ## _PWROFF_LO, \
-				   type ## _PWRTRANS_LO, \
+				   type ## _PWROFF, \
+				   type ## _PWRTRANS, \
 				   mask, timeout_us)
 
 int panthor_gpu_l2_power_on(struct panthor_device *ptdev);
 int panthor_gpu_flush_caches(struct panthor_device *ptdev,
 			     u32 l2, u32 lsc, u32 other);
 int panthor_gpu_soft_reset(struct panthor_device *ptdev);
-u64 panthor_gpu_read_timestamp(struct panthor_device *ptdev);
-u64 panthor_gpu_read_timestamp_offset(struct panthor_device *ptdev);
 
 #endif
diff --git a/drivers/gpu/drm/panthor/panthor_mmu.c b/drivers/gpu/drm/panthor/panthor_mmu.c
index 6ca9a2642a4e..b39ea6acc6a9 100644
--- a/drivers/gpu/drm/panthor/panthor_mmu.c
+++ b/drivers/gpu/drm/panthor/panthor_mmu.c
@@ -510,9 +510,9 @@ static int wait_ready(struct panthor_device *ptdev, u32 as_nr)
 	/* Wait for the MMU status to indicate there is no active command, in
 	 * case one is pending.
 	 */
-	ret = readl_relaxed_poll_timeout_atomic(ptdev->iomem + AS_STATUS(as_nr),
-						val, !(val & AS_STATUS_AS_ACTIVE),
-						10, 100000);
+	ret = gpu_read_relaxed_poll_timeout_atomic(ptdev, AS_STATUS(as_nr), val,
+						   !(val & AS_STATUS_AS_ACTIVE),
+						   10, 100000);
 
 	if (ret) {
 		panthor_device_schedule_reset(ptdev);
@@ -564,8 +564,7 @@ static void lock_region(struct panthor_device *ptdev, u32 as_nr,
 	region = region_width | region_start;
 
 	/* Lock the region that needs to be updated */
-	gpu_write(ptdev, AS_LOCKADDR_LO(as_nr), lower_32_bits(region));
-	gpu_write(ptdev, AS_LOCKADDR_HI(as_nr), upper_32_bits(region));
+	gpu_write64(ptdev, AS_LOCKADDR(as_nr), region);
 	write_cmd(ptdev, as_nr, AS_COMMAND_LOCK);
 }
 
@@ -615,14 +614,9 @@ static int panthor_mmu_as_enable(struct panthor_device *ptdev, u32 as_nr,
 	if (ret)
 		return ret;
 
-	gpu_write(ptdev, AS_TRANSTAB_LO(as_nr), lower_32_bits(transtab));
-	gpu_write(ptdev, AS_TRANSTAB_HI(as_nr), upper_32_bits(transtab));
-
-	gpu_write(ptdev, AS_MEMATTR_LO(as_nr), lower_32_bits(memattr));
-	gpu_write(ptdev, AS_MEMATTR_HI(as_nr), upper_32_bits(memattr));
-
-	gpu_write(ptdev, AS_TRANSCFG_LO(as_nr), lower_32_bits(transcfg));
-	gpu_write(ptdev, AS_TRANSCFG_HI(as_nr), upper_32_bits(transcfg));
+	gpu_write64(ptdev, AS_TRANSTAB(as_nr), transtab);
+	gpu_write64(ptdev, AS_MEMATTR(as_nr), memattr);
+	gpu_write64(ptdev, AS_TRANSCFG(as_nr), transcfg);
 
 	return write_cmd(ptdev, as_nr, AS_COMMAND_UPDATE);
 }
@@ -635,14 +629,9 @@ static int panthor_mmu_as_disable(struct panthor_device *ptdev, u32 as_nr)
 	if (ret)
 		return ret;
 
-	gpu_write(ptdev, AS_TRANSTAB_LO(as_nr), 0);
-	gpu_write(ptdev, AS_TRANSTAB_HI(as_nr), 0);
-
-	gpu_write(ptdev, AS_MEMATTR_LO(as_nr), 0);
-	gpu_write(ptdev, AS_MEMATTR_HI(as_nr), 0);
-
-	gpu_write(ptdev, AS_TRANSCFG_LO(as_nr), AS_TRANSCFG_ADRMODE_UNMAPPED);
-	gpu_write(ptdev, AS_TRANSCFG_HI(as_nr), 0);
+	gpu_write64(ptdev, AS_TRANSTAB(as_nr), 0);
+	gpu_write64(ptdev, AS_MEMATTR(as_nr), 0);
+	gpu_write64(ptdev, AS_TRANSCFG(as_nr), AS_TRANSCFG_ADRMODE_UNMAPPED);
 
 	return write_cmd(ptdev, as_nr, AS_COMMAND_UPDATE);
 }
@@ -1681,8 +1670,7 @@ static void panthor_mmu_irq_handler(struct panthor_device *ptdev, u32 status)
 		u32 source_id;
 
 		fault_status = gpu_read(ptdev, AS_FAULTSTATUS(as));
-		addr = gpu_read(ptdev, AS_FAULTADDRESS_LO(as));
-		addr |= (u64)gpu_read(ptdev, AS_FAULTADDRESS_HI(as)) << 32;
+		addr = gpu_read64(ptdev, AS_FAULTADDRESS(as));
 
 		/* decode the fault status */
 		exception_type = fault_status & 0xFF;
@@ -2523,7 +2511,7 @@ panthor_vm_bind_job_create(struct drm_file *file,
 	kref_init(&job->refcount);
 	job->vm = panthor_vm_get(vm);
 
-	ret = drm_sched_job_init(&job->base, &vm->entity, 1, vm);
+	ret = drm_sched_job_init(&job->base, &vm->entity, 1, vm, file->client_id);
 	if (ret)
 		goto err_put_job;
 
diff --git a/drivers/gpu/drm/panthor/panthor_regs.h b/drivers/gpu/drm/panthor/panthor_regs.h
index a7a323dc5cf9..48bbfd40138c 100644
--- a/drivers/gpu/drm/panthor/panthor_regs.h
+++ b/drivers/gpu/drm/panthor/panthor_regs.h
@@ -63,20 +63,16 @@
 #define   GPU_STATUS_DBG_ENABLED			BIT(8)
 
 #define GPU_FAULT_STATUS				0x3C
-#define GPU_FAULT_ADDR_LO				0x40
-#define GPU_FAULT_ADDR_HI				0x44
+#define GPU_FAULT_ADDR					0x40
 
 #define GPU_PWR_KEY					0x50
 #define  GPU_PWR_KEY_UNLOCK				0x2968A819
 #define GPU_PWR_OVERRIDE0				0x54
 #define GPU_PWR_OVERRIDE1				0x58
 
-#define GPU_TIMESTAMP_OFFSET_LO				0x88
-#define GPU_TIMESTAMP_OFFSET_HI				0x8C
-#define GPU_CYCLE_COUNT_LO				0x90
-#define GPU_CYCLE_COUNT_HI				0x94
-#define GPU_TIMESTAMP_LO				0x98
-#define GPU_TIMESTAMP_HI				0x9C
+#define GPU_TIMESTAMP_OFFSET				0x88
+#define GPU_CYCLE_COUNT					0x90
+#define GPU_TIMESTAMP					0x98
 
 #define GPU_THREAD_MAX_THREADS				0xA0
 #define GPU_THREAD_MAX_WORKGROUP_SIZE			0xA4
@@ -85,47 +81,29 @@
 
 #define GPU_TEXTURE_FEATURES(n)				(0xB0 + ((n) * 4))
 
-#define GPU_SHADER_PRESENT_LO				0x100
-#define GPU_SHADER_PRESENT_HI				0x104
-#define GPU_TILER_PRESENT_LO				0x110
-#define GPU_TILER_PRESENT_HI				0x114
-#define GPU_L2_PRESENT_LO				0x120
-#define GPU_L2_PRESENT_HI				0x124
-
-#define SHADER_READY_LO					0x140
-#define SHADER_READY_HI					0x144
-#define TILER_READY_LO					0x150
-#define TILER_READY_HI					0x154
-#define L2_READY_LO					0x160
-#define L2_READY_HI					0x164
-
-#define SHADER_PWRON_LO					0x180
-#define SHADER_PWRON_HI					0x184
-#define TILER_PWRON_LO					0x190
-#define TILER_PWRON_HI					0x194
-#define L2_PWRON_LO					0x1A0
-#define L2_PWRON_HI					0x1A4
-
-#define SHADER_PWROFF_LO				0x1C0
-#define SHADER_PWROFF_HI				0x1C4
-#define TILER_PWROFF_LO					0x1D0
-#define TILER_PWROFF_HI					0x1D4
-#define L2_PWROFF_LO					0x1E0
-#define L2_PWROFF_HI					0x1E4
-
-#define SHADER_PWRTRANS_LO				0x200
-#define SHADER_PWRTRANS_HI				0x204
-#define TILER_PWRTRANS_LO				0x210
-#define TILER_PWRTRANS_HI				0x214
-#define L2_PWRTRANS_LO					0x220
-#define L2_PWRTRANS_HI					0x224
-
-#define SHADER_PWRACTIVE_LO				0x240
-#define SHADER_PWRACTIVE_HI				0x244
-#define TILER_PWRACTIVE_LO				0x250
-#define TILER_PWRACTIVE_HI				0x254
-#define L2_PWRACTIVE_LO					0x260
-#define L2_PWRACTIVE_HI					0x264
+#define GPU_SHADER_PRESENT				0x100
+#define GPU_TILER_PRESENT				0x110
+#define GPU_L2_PRESENT					0x120
+
+#define SHADER_READY					0x140
+#define TILER_READY					0x150
+#define L2_READY					0x160
+
+#define SHADER_PWRON					0x180
+#define TILER_PWRON					0x190
+#define L2_PWRON					0x1A0
+
+#define SHADER_PWROFF					0x1C0
+#define TILER_PWROFF					0x1D0
+#define L2_PWROFF					0x1E0
+
+#define SHADER_PWRTRANS					0x200
+#define TILER_PWRTRANS					0x210
+#define L2_PWRTRANS					0x220
+
+#define SHADER_PWRACTIVE				0x240
+#define TILER_PWRACTIVE					0x250
+#define L2_PWRACTIVE					0x260
 
 #define GPU_REVID					0x280
 
@@ -168,10 +146,8 @@
 #define MMU_AS_SHIFT					6
 #define MMU_AS(as)					(MMU_BASE + ((as) << MMU_AS_SHIFT))
 
-#define AS_TRANSTAB_LO(as)				(MMU_AS(as) + 0x0)
-#define AS_TRANSTAB_HI(as)				(MMU_AS(as) + 0x4)
-#define AS_MEMATTR_LO(as)				(MMU_AS(as) + 0x8)
-#define AS_MEMATTR_HI(as)				(MMU_AS(as) + 0xC)
+#define AS_TRANSTAB(as)					(MMU_AS(as) + 0x0)
+#define AS_MEMATTR(as)					(MMU_AS(as) + 0x8)
 #define   AS_MEMATTR_AARCH64_INNER_ALLOC_IMPL		(2 << 2)
 #define   AS_MEMATTR_AARCH64_INNER_ALLOC_EXPL(w, r)	((3 << 2) | \
 							 ((w) ? BIT(0) : 0) | \
@@ -183,8 +159,7 @@
 #define   AS_MEMATTR_AARCH64_INNER_OUTER_NC		(1 << 6)
 #define   AS_MEMATTR_AARCH64_INNER_OUTER_WB		(2 << 6)
 #define   AS_MEMATTR_AARCH64_FAULT			(3 << 6)
-#define AS_LOCKADDR_LO(as)				(MMU_AS(as) + 0x10)
-#define AS_LOCKADDR_HI(as)				(MMU_AS(as) + 0x14)
+#define AS_LOCKADDR(as)					(MMU_AS(as) + 0x10)
 #define AS_COMMAND(as)					(MMU_AS(as) + 0x18)
 #define   AS_COMMAND_NOP				0
 #define   AS_COMMAND_UPDATE				1
@@ -199,12 +174,10 @@
 #define  AS_FAULTSTATUS_ACCESS_TYPE_EX			(0x1 << 8)
 #define  AS_FAULTSTATUS_ACCESS_TYPE_READ		(0x2 << 8)
 #define  AS_FAULTSTATUS_ACCESS_TYPE_WRITE		(0x3 << 8)
-#define AS_FAULTADDRESS_LO(as)				(MMU_AS(as) + 0x20)
-#define AS_FAULTADDRESS_HI(as)				(MMU_AS(as) + 0x24)
+#define AS_FAULTADDRESS(as)				(MMU_AS(as) + 0x20)
 #define AS_STATUS(as)					(MMU_AS(as) + 0x28)
 #define   AS_STATUS_AS_ACTIVE				BIT(0)
-#define AS_TRANSCFG_LO(as)				(MMU_AS(as) + 0x30)
-#define AS_TRANSCFG_HI(as)				(MMU_AS(as) + 0x34)
+#define AS_TRANSCFG(as)					(MMU_AS(as) + 0x30)
 #define   AS_TRANSCFG_ADRMODE_UNMAPPED			(1 << 0)
 #define   AS_TRANSCFG_ADRMODE_IDENTITY			(2 << 0)
 #define   AS_TRANSCFG_ADRMODE_AARCH64_4K		(6 << 0)
@@ -222,18 +195,11 @@
 #define   AS_TRANSCFG_DISABLE_AF_FAULT			BIT(34)
 #define   AS_TRANSCFG_WXN				BIT(35)
 #define   AS_TRANSCFG_XREADABLE				BIT(36)
-#define AS_FAULTEXTRA_LO(as)				(MMU_AS(as) + 0x38)
-#define AS_FAULTEXTRA_HI(as)				(MMU_AS(as) + 0x3C)
+#define AS_FAULTEXTRA(as)				(MMU_AS(as) + 0x38)
 
 #define CSF_GPU_LATEST_FLUSH_ID				0x10000
 
 #define CSF_DOORBELL(i)					(0x80000 + ((i) * 0x10000))
 #define CSF_GLB_DOORBELL_ID				0
 
-#define gpu_write(dev, reg, data) \
-	writel(data, (dev)->iomem + (reg))
-
-#define gpu_read(dev, reg) \
-	readl((dev)->iomem + (reg))
-
 #endif
diff --git a/drivers/gpu/drm/panthor/panthor_sched.c b/drivers/gpu/drm/panthor/panthor_sched.c
index 43ee57728de5..a2248f692a03 100644
--- a/drivers/gpu/drm/panthor/panthor_sched.c
+++ b/drivers/gpu/drm/panthor/panthor_sched.c
@@ -3732,7 +3732,8 @@ struct panthor_vm *panthor_job_vm(struct drm_sched_job *sched_job)
 struct drm_sched_job *
 panthor_job_create(struct panthor_file *pfile,
 		   u16 group_handle,
-		   const struct drm_panthor_queue_submit *qsubmit)
+		   const struct drm_panthor_queue_submit *qsubmit,
+		   u64 drm_client_id)
 {
 	struct panthor_group_pool *gpool = pfile->groups;
 	struct panthor_job *job;
@@ -3804,7 +3805,7 @@ panthor_job_create(struct panthor_file *pfile,
 
 	ret = drm_sched_job_init(&job->base,
 				 &job->group->queues[job->queue_idx]->entity,
-				 credits, job->group);
+				 credits, job->group, drm_client_id);
 	if (ret)
 		goto err_put_job;
 
diff --git a/drivers/gpu/drm/panthor/panthor_sched.h b/drivers/gpu/drm/panthor/panthor_sched.h
index e650a445cf50..742b0b4ff3a3 100644
--- a/drivers/gpu/drm/panthor/panthor_sched.h
+++ b/drivers/gpu/drm/panthor/panthor_sched.h
@@ -29,7 +29,8 @@ int panthor_group_get_state(struct panthor_file *pfile,
 struct drm_sched_job *
 panthor_job_create(struct panthor_file *pfile,
 		   u16 group_handle,
-		   const struct drm_panthor_queue_submit *qsubmit);
+		   const struct drm_panthor_queue_submit *qsubmit,
+		   u64 drm_client_id);
 struct drm_sched_job *panthor_job_get(struct drm_sched_job *job);
 struct panthor_vm *panthor_job_vm(struct drm_sched_job *sched_job);
 void panthor_job_put(struct drm_sched_job *job);
diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_du_plane.h b/drivers/gpu/drm/renesas/rcar-du/rcar_du_plane.h
index f9893d7d6dfc..e9e59c5e70d5 100644
--- a/drivers/gpu/drm/renesas/rcar-du/rcar_du_plane.h
+++ b/drivers/gpu/drm/renesas/rcar-du/rcar_du_plane.h
@@ -16,7 +16,7 @@ struct rcar_du_format_info;
 struct rcar_du_group;
 
 /*
- * The RCAR DU has 8 hardware planes, shared between primary and overlay planes.
+ * The R-Car DU has 8 hardware planes, shared between primary and overlay planes.
  * As using overlay planes requires at least one of the CRTCs being enabled, no
  * more than 7 overlay planes can be available. We thus create 1 primary plane
  * per CRTC and 7 overlay planes, for a total of up to 9 KMS planes.
diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_lvds.c b/drivers/gpu/drm/renesas/rcar-du/rcar_lvds.c
index a9145253294f..af58b814e588 100644
--- a/drivers/gpu/drm/renesas/rcar-du/rcar_lvds.c
+++ b/drivers/gpu/drm/renesas/rcar-du/rcar_lvds.c
@@ -878,9 +878,10 @@ static int rcar_lvds_probe(struct platform_device *pdev)
 	struct rcar_lvds *lvds;
 	int ret;
 
-	lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
-	if (lvds == NULL)
-		return -ENOMEM;
+	lvds = devm_drm_bridge_alloc(&pdev->dev, struct rcar_lvds, bridge,
+				     &rcar_lvds_bridge_ops);
+	if (IS_ERR(lvds))
+		return PTR_ERR(lvds);
 
 	platform_set_drvdata(pdev, lvds);
 
@@ -895,7 +896,6 @@ static int rcar_lvds_probe(struct platform_device *pdev)
 	if (ret < 0)
 		return ret;
 
-	lvds->bridge.funcs = &rcar_lvds_bridge_ops;
 	lvds->bridge.of_node = pdev->dev.of_node;
 
 	lvds->mmio = devm_platform_ioremap_resource(pdev, 0);
diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c b/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c
index 7ab8be46c7f6..1af4c73f7a88 100644
--- a/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c
+++ b/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c
@@ -918,7 +918,6 @@ static int rcar_mipi_dsi_host_attach(struct mipi_dsi_host *host,
 	}
 
 	/* Initialize the DRM bridge. */
-	dsi->bridge.funcs = &rcar_mipi_dsi_bridge_ops;
 	dsi->bridge.of_node = dsi->dev->of_node;
 	drm_bridge_add(&dsi->bridge);
 
@@ -1004,9 +1003,10 @@ static int rcar_mipi_dsi_probe(struct platform_device *pdev)
 	struct rcar_mipi_dsi *dsi;
 	int ret;
 
-	dsi = devm_kzalloc(&pdev->dev, sizeof(*dsi), GFP_KERNEL);
-	if (dsi == NULL)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(&pdev->dev, struct rcar_mipi_dsi, bridge,
+				    &rcar_mipi_dsi_bridge_ops);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	platform_set_drvdata(pdev, dsi);
 
diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
index 5e40f0c1e7b0..e1aa6a719529 100644
--- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
@@ -50,9 +50,20 @@ static const struct rzg2l_du_device_info rzg2l_du_r9a07g044_info = {
 	}
 };
 
+static const struct rzg2l_du_device_info rzg2l_du_r9a09g057_info = {
+	.channels_mask = BIT(0),
+	.routes = {
+		[RZG2L_DU_OUTPUT_DSI0] = {
+			.possible_outputs = BIT(0),
+			.port = 0,
+		},
+	},
+};
+
 static const struct of_device_id rzg2l_du_of_table[] = {
 	{ .compatible = "renesas,r9a07g043u-du", .data = &rzg2l_du_r9a07g043u_info },
 	{ .compatible = "renesas,r9a07g044-du", .data = &rzg2l_du_r9a07g044_info },
+	{ .compatible = "renesas,r9a09g057-du", .data = &rzg2l_du_r9a09g057_info },
 	{ /* sentinel */ }
 };
 
diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c
index 564ab4cb3d37..5e6dd16705e6 100644
--- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c
@@ -22,6 +22,26 @@
  * Encoder
  */
 
+static unsigned int rzg2l_du_encoder_count_ports(struct device_node *node)
+{
+	struct device_node *ports;
+	struct device_node *port;
+	unsigned int num_ports = 0;
+
+	ports = of_get_child_by_name(node, "ports");
+	if (!ports)
+		ports = of_node_get(node);
+
+	for_each_child_of_node(ports, port) {
+		if (of_node_name_eq(port, "port"))
+			num_ports++;
+	}
+
+	of_node_put(ports);
+
+	return num_ports;
+}
+
 static const struct drm_encoder_funcs rzg2l_du_encoder_funcs = {
 };
 
@@ -50,10 +70,26 @@ int rzg2l_du_encoder_init(struct rzg2l_du_device  *rcdu,
 	struct drm_bridge *bridge;
 	int ret;
 
-	/* Locate the DRM bridge from the DT node. */
-	bridge = of_drm_find_bridge(enc_node);
-	if (!bridge)
-		return -EPROBE_DEFER;
+	/*
+	 * Locate the DRM bridge from the DT node. For the DPAD outputs, if the
+	 * DT node has a single port, assume that it describes a panel and
+	 * create a panel bridge.
+	 */
+	if (output == RZG2L_DU_OUTPUT_DPAD0 && rzg2l_du_encoder_count_ports(enc_node) == 1) {
+		struct drm_panel *panel = of_drm_find_panel(enc_node);
+
+		if (IS_ERR(panel))
+			return PTR_ERR(panel);
+
+		bridge = devm_drm_panel_bridge_add_typed(rcdu->dev, panel,
+							 DRM_MODE_CONNECTOR_DPI);
+		if (IS_ERR(bridge))
+			return PTR_ERR(bridge);
+	} else {
+		bridge = of_drm_find_bridge(enc_node);
+		if (!bridge)
+			return -EPROBE_DEFER;
+	}
 
 	dev_dbg(rcdu->dev, "initializing encoder %pOF for output %s\n",
 		enc_node, rzg2l_du_output_name(output));
diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c
index dc6ab012cdb6..50ec109aa6ed 100644
--- a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c
@@ -4,8 +4,11 @@
  *
  * Copyright (C) 2022 Renesas Electronics Corporation
  */
+
+#include <linux/bitfield.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/dma-mapping.h>
 #include <linux/io.h>
 #include <linux/iopoll.h>
 #include <linux/module.h>
@@ -23,9 +26,12 @@
 #include <drm/drm_of.h>
 #include <drm/drm_panel.h>
 #include <drm/drm_probe_helper.h>
+#include <video/mipi_display.h>
 
 #include "rzg2l_mipi_dsi_regs.h"
 
+#define RZG2L_DCS_BUF_SIZE	128 /* Maximum DCS buffer size in external memory. */
+
 struct rzg2l_mipi_dsi {
 	struct device *dev;
 	void __iomem *mmio;
@@ -44,6 +50,10 @@ struct rzg2l_mipi_dsi {
 	unsigned int num_data_lanes;
 	unsigned int lanes;
 	unsigned long mode_flags;
+
+	/* DCS buffer pointers when using external memory. */
+	dma_addr_t dcs_buf_phys;
+	u8 *dcs_buf_virt;
 };
 
 static inline struct rzg2l_mipi_dsi *
@@ -267,6 +277,7 @@ static int rzg2l_mipi_dsi_startup(struct rzg2l_mipi_dsi *dsi,
 	u32 clkbfht;
 	u32 clkstpt;
 	u32 golpbkt;
+	u32 dsisetr;
 	int ret;
 
 	/*
@@ -328,6 +339,15 @@ static int rzg2l_mipi_dsi_startup(struct rzg2l_mipi_dsi *dsi,
 	lptrnstsetr = LPTRNSTSETR_GOLPBKT(golpbkt);
 	rzg2l_mipi_dsi_link_write(dsi, LPTRNSTSETR, lptrnstsetr);
 
+	/*
+	 * Increase MRPSZ as the default value of 1 will result in long read
+	 * commands payload not being saved to memory.
+	 */
+	dsisetr = rzg2l_mipi_dsi_link_read(dsi, DSISETR);
+	dsisetr &= ~DSISETR_MRPSZ;
+	dsisetr |= FIELD_PREP(DSISETR_MRPSZ, RZG2L_DCS_BUF_SIZE);
+	rzg2l_mipi_dsi_link_write(dsi, DSISETR, dsisetr);
+
 	return 0;
 
 err_phy:
@@ -532,8 +552,8 @@ static int rzg2l_mipi_dsi_attach(struct drm_bridge *bridge,
 				 flags);
 }
 
-static void rzg2l_mipi_dsi_atomic_enable(struct drm_bridge *bridge,
-					 struct drm_atomic_state *state)
+static void rzg2l_mipi_dsi_atomic_pre_enable(struct drm_bridge *bridge,
+					     struct drm_atomic_state *state)
 {
 	struct rzg2l_mipi_dsi *dsi = bridge_to_rzg2l_mipi_dsi(bridge);
 	const struct drm_display_mode *mode;
@@ -550,6 +570,13 @@ static void rzg2l_mipi_dsi_atomic_enable(struct drm_bridge *bridge,
 		return;
 
 	rzg2l_mipi_dsi_set_display_timing(dsi, mode);
+}
+
+static void rzg2l_mipi_dsi_atomic_enable(struct drm_bridge *bridge,
+					 struct drm_atomic_state *state)
+{
+	struct rzg2l_mipi_dsi *dsi = bridge_to_rzg2l_mipi_dsi(bridge);
+	int ret;
 
 	ret = rzg2l_mipi_dsi_start_hs_clock(dsi);
 	if (ret < 0)
@@ -593,6 +620,7 @@ static const struct drm_bridge_funcs rzg2l_mipi_dsi_bridge_ops = {
 	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
 	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
 	.atomic_reset = drm_atomic_helper_bridge_reset,
+	.atomic_pre_enable = rzg2l_mipi_dsi_atomic_pre_enable,
 	.atomic_enable = rzg2l_mipi_dsi_atomic_enable,
 	.atomic_disable = rzg2l_mipi_dsi_atomic_disable,
 	.mode_valid = rzg2l_mipi_dsi_bridge_mode_valid,
@@ -651,9 +679,168 @@ static int rzg2l_mipi_dsi_host_detach(struct mipi_dsi_host *host,
 	return 0;
 }
 
+static ssize_t rzg2l_mipi_dsi_read_response(struct rzg2l_mipi_dsi *dsi,
+					    const struct mipi_dsi_msg *msg)
+{
+	u8 *msg_rx = msg->rx_buf;
+	u8 datatype;
+	u32 result;
+	u16 size;
+
+	result = rzg2l_mipi_dsi_link_read(dsi, RXRSS0R);
+	if (result & RXRSS0R_RXPKTDFAIL) {
+		dev_err(dsi->dev, "packet rx data did not save correctly\n");
+		return -EPROTO;
+	}
+
+	if (result & RXRSS0R_RXFAIL) {
+		dev_err(dsi->dev, "packet rx failure\n");
+		return -EPROTO;
+	}
+
+	if (!(result & RXRSS0R_RXSUC))
+		return -EPROTO;
+
+	datatype = FIELD_GET(RXRSS0R_DT, result);
+
+	switch (datatype) {
+	case 0:
+		dev_dbg(dsi->dev, "ACK\n");
+		return 0;
+	case MIPI_DSI_RX_END_OF_TRANSMISSION:
+		dev_dbg(dsi->dev, "EoTp\n");
+		return 0;
+	case MIPI_DSI_RX_ACKNOWLEDGE_AND_ERROR_REPORT:
+		dev_dbg(dsi->dev, "Acknowledge and error report: $%02x%02x\n",
+			(u8)FIELD_GET(RXRSS0R_DATA1, result),
+			(u8)FIELD_GET(RXRSS0R_DATA0, result));
+		return 0;
+	case MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_1BYTE:
+	case MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_1BYTE:
+		msg_rx[0] = FIELD_GET(RXRSS0R_DATA0, result);
+		return 1;
+	case MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_2BYTE:
+	case MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_2BYTE:
+		msg_rx[0] = FIELD_GET(RXRSS0R_DATA0, result);
+		msg_rx[1] = FIELD_GET(RXRSS0R_DATA1, result);
+		return 2;
+	case MIPI_DSI_RX_GENERIC_LONG_READ_RESPONSE:
+	case MIPI_DSI_RX_DCS_LONG_READ_RESPONSE:
+		size = FIELD_GET(RXRSS0R_WC, result);
+
+		if (size > msg->rx_len) {
+			dev_err(dsi->dev, "rx buffer too small");
+			return -ENOSPC;
+		}
+
+		memcpy(msg_rx, dsi->dcs_buf_virt, size);
+		return size;
+	default:
+		dev_err(dsi->dev, "unhandled response type: %02x\n", datatype);
+		return -EPROTO;
+	}
+}
+
+static ssize_t rzg2l_mipi_dsi_host_transfer(struct mipi_dsi_host *host,
+					    const struct mipi_dsi_msg *msg)
+{
+	struct rzg2l_mipi_dsi *dsi = host_to_rzg2l_mipi_dsi(host);
+	struct mipi_dsi_packet packet;
+	bool need_bta;
+	u32 value;
+	int ret;
+
+	ret = mipi_dsi_create_packet(&packet, msg);
+	if (ret < 0)
+		return ret;
+
+	/* Terminate operation after this descriptor is finished */
+	value = SQCH0DSC0AR_NXACT_TERM;
+
+	if (msg->flags & MIPI_DSI_MSG_REQ_ACK) {
+		need_bta = true; /* Message with explicitly requested ACK */
+		value |= FIELD_PREP(SQCH0DSC0AR_BTA, SQCH0DSC0AR_BTA_NON_READ);
+	} else if (msg->rx_buf && msg->rx_len > 0) {
+		need_bta = true; /* Read request */
+		value |= FIELD_PREP(SQCH0DSC0AR_BTA, SQCH0DSC0AR_BTA_READ);
+	} else {
+		need_bta = false;
+		value |= FIELD_PREP(SQCH0DSC0AR_BTA, SQCH0DSC0AR_BTA_NONE);
+	}
+
+	/* Set transmission speed */
+	if (msg->flags & MIPI_DSI_MSG_USE_LPM)
+		value |= SQCH0DSC0AR_SPD_LOW;
+	else
+		value |= SQCH0DSC0AR_SPD_HIGH;
+
+	/* Write TX packet header */
+	value |= FIELD_PREP(SQCH0DSC0AR_DT, packet.header[0]) |
+		FIELD_PREP(SQCH0DSC0AR_DATA0, packet.header[1]) |
+		FIELD_PREP(SQCH0DSC0AR_DATA1, packet.header[2]);
+
+	if (mipi_dsi_packet_format_is_long(msg->type)) {
+		value |= SQCH0DSC0AR_FMT_LONG;
+
+		if (packet.payload_length > RZG2L_DCS_BUF_SIZE) {
+			dev_err(dsi->dev, "Packet Tx payload size (%d) too large",
+				(unsigned int)packet.payload_length);
+			return -ENOSPC;
+		}
+
+		/* Copy TX packet payload data to memory space */
+		memcpy(dsi->dcs_buf_virt, packet.payload, packet.payload_length);
+	} else {
+		value |= SQCH0DSC0AR_FMT_SHORT;
+	}
+
+	rzg2l_mipi_dsi_link_write(dsi, SQCH0DSC0AR, value);
+
+	/*
+	 * Write: specify payload data source location, only used for
+	 *        long packet.
+	 * Read:  specify payload data storage location of response
+	 *        packet. Note: a read packet is always a short packet.
+	 *        If the response packet is a short packet or a long packet
+	 *        with WC = 0 (no payload), DTSEL is meaningless.
+	 */
+	rzg2l_mipi_dsi_link_write(dsi, SQCH0DSC0BR, SQCH0DSC0BR_DTSEL_MEM_SPACE);
+
+	/*
+	 * Set SQCHxSR.AACTFIN bit when descriptor actions are finished.
+	 * Read: set Rx result save slot number to 0 (ACTCODE).
+	 */
+	rzg2l_mipi_dsi_link_write(dsi, SQCH0DSC0CR, SQCH0DSC0CR_FINACT);
+
+	/* Set rx/tx payload data address, only relevant for long packet. */
+	rzg2l_mipi_dsi_link_write(dsi, SQCH0DSC0DR, (u32)dsi->dcs_buf_phys);
+
+	/* Start sequence 0 operation */
+	value = rzg2l_mipi_dsi_link_read(dsi, SQCH0SET0R);
+	value |= SQCH0SET0R_START;
+	rzg2l_mipi_dsi_link_write(dsi, SQCH0SET0R, value);
+
+	/* Wait for operation to finish */
+	ret = read_poll_timeout(rzg2l_mipi_dsi_link_read,
+				value, value & SQCH0SR_ADESFIN,
+				2000, 20000, false, dsi, SQCH0SR);
+	if (ret == 0) {
+		/* Success: clear status bit */
+		rzg2l_mipi_dsi_link_write(dsi, SQCH0SCR, SQCH0SCR_ADESFIN);
+
+		if (need_bta)
+			ret = rzg2l_mipi_dsi_read_response(dsi, msg);
+		else
+			ret = packet.payload_length;
+	}
+
+	return ret;
+}
+
 static const struct mipi_dsi_host_ops rzg2l_mipi_dsi_host_ops = {
 	.attach = rzg2l_mipi_dsi_host_attach,
 	.detach = rzg2l_mipi_dsi_host_detach,
+	.transfer = rzg2l_mipi_dsi_host_transfer,
 };
 
 /* -----------------------------------------------------------------------------
@@ -701,9 +888,10 @@ static int rzg2l_mipi_dsi_probe(struct platform_device *pdev)
 	u32 txsetr;
 	int ret;
 
-	dsi = devm_kzalloc(&pdev->dev, sizeof(*dsi), GFP_KERNEL);
-	if (!dsi)
-		return -ENOMEM;
+	dsi = devm_drm_bridge_alloc(&pdev->dev, struct rzg2l_mipi_dsi, bridge,
+				    &rzg2l_mipi_dsi_bridge_ops);
+	if (IS_ERR(dsi))
+		return PTR_ERR(dsi);
 
 	platform_set_drvdata(pdev, dsi);
 	dsi->dev = &pdev->dev;
@@ -761,7 +949,6 @@ static int rzg2l_mipi_dsi_probe(struct platform_device *pdev)
 	pm_runtime_put(dsi->dev);
 
 	/* Initialize the DRM bridge. */
-	dsi->bridge.funcs = &rzg2l_mipi_dsi_bridge_ops;
 	dsi->bridge.of_node = dsi->dev->of_node;
 
 	/* Init host device */
@@ -771,6 +958,11 @@ static int rzg2l_mipi_dsi_probe(struct platform_device *pdev)
 	if (ret < 0)
 		goto err_pm_disable;
 
+	dsi->dcs_buf_virt = dma_alloc_coherent(dsi->host.dev, RZG2L_DCS_BUF_SIZE,
+					       &dsi->dcs_buf_phys, GFP_KERNEL);
+	if (!dsi->dcs_buf_virt)
+		return -ENOMEM;
+
 	return 0;
 
 err_phy:
@@ -785,6 +977,8 @@ static void rzg2l_mipi_dsi_remove(struct platform_device *pdev)
 {
 	struct rzg2l_mipi_dsi *dsi = platform_get_drvdata(pdev);
 
+	dma_free_coherent(dsi->host.dev, RZG2L_DCS_BUF_SIZE, dsi->dcs_buf_virt,
+			  dsi->dcs_buf_phys);
 	mipi_dsi_host_unregister(&dsi->host);
 	pm_runtime_disable(&pdev->dev);
 }
diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi_regs.h b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi_regs.h
index 1dbc16ec64a4..26d8a37ee635 100644
--- a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi_regs.h
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi_regs.h
@@ -81,6 +81,20 @@
 #define RSTSR_SWRSTLP			(1 << 1)
 #define RSTSR_SWRSTHS			(1 << 0)
 
+/* DSI Set Register */
+#define DSISETR				0x120
+#define DSISETR_MRPSZ			GENMASK(15, 0)
+
+/* Rx Result Save Slot 0 Register */
+#define RXRSS0R				0x240
+#define RXRSS0R_RXPKTDFAIL		BIT(28)
+#define RXRSS0R_RXFAIL			BIT(27)
+#define RXRSS0R_RXSUC			BIT(25)
+#define RXRSS0R_DT			GENMASK(21, 16)
+#define RXRSS0R_DATA1			GENMASK(15, 8)
+#define RXRSS0R_DATA0			GENMASK(7, 0)
+#define RXRSS0R_WC			GENMASK(15, 0) /* Word count for long packet. */
+
 /* Clock Lane Stop Time Set Register */
 #define CLSTPTSETR			0x314
 #define CLSTPTSETR_CLKKPT(x)		((x) << 24)
@@ -148,4 +162,44 @@
 #define VICH1HPSETR_HFP(x)		(((x) & 0x1fff) << 16)
 #define VICH1HPSETR_HBP(x)		(((x) & 0x1fff) << 0)
 
+/* Sequence Channel 0 Set 0 Register */
+#define SQCH0SET0R			0x5c0
+#define SQCH0SET0R_START		BIT(0)
+
+/* Sequence Channel 0 Status Register */
+#define SQCH0SR				0x5d0
+#define SQCH0SR_ADESFIN			BIT(8)
+
+/* Sequence Channel 0 Status Clear Register */
+#define SQCH0SCR			0x5d4
+#define SQCH0SCR_ADESFIN		BIT(8)
+
+/* Sequence Channel 0 Descriptor 0-A Register */
+#define SQCH0DSC0AR			0x780
+#define SQCH0DSC0AR_NXACT_TERM		0	/* Bit 28 */
+#define SQCH0DSC0AR_BTA			GENMASK(27, 26)
+#define SQCH0DSC0AR_BTA_NONE		0
+#define SQCH0DSC0AR_BTA_NON_READ	1
+#define SQCH0DSC0AR_BTA_READ		2
+#define SQCH0DSC0AR_BTA_ONLY		3
+#define SQCH0DSC0AR_SPD_HIGH		0
+#define SQCH0DSC0AR_SPD_LOW		BIT(25)
+#define SQCH0DSC0AR_FMT_SHORT		0
+#define SQCH0DSC0AR_FMT_LONG		BIT(24)
+#define SQCH0DSC0AR_DT			GENMASK(21, 16)
+#define SQCH0DSC0AR_DATA1		GENMASK(15, 8)
+#define SQCH0DSC0AR_DATA0		GENMASK(7, 0)
+
+/* Sequence Channel 0 Descriptor 0-B Register */
+#define SQCH0DSC0BR			0x784
+#define SQCH0DSC0BR_DTSEL_MEM_SPACE	BIT(24)	/* Use external memory */
+
+/* Sequence Channel 0 Descriptor 0-C Register */
+#define SQCH0DSC0CR			0x788
+#define SQCH0DSC0CR_FINACT		BIT(0)
+#define SQCH0DSC0CR_AUXOP		BIT(22)
+
+/* Sequence Channel 0 Descriptor 0-D Register */
+#define SQCH0DSC0DR			0x78c
+
 #endif /* __RZG2L_MIPI_DSI_REGS_H__ */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index dcc1f07632c3..5829ee061c61 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -52,16 +52,9 @@ rockchip_fb_create(struct drm_device *dev, struct drm_file *file,
 	}
 
 	if (drm_is_afbc(mode_cmd->modifier[0])) {
-		int ret, i;
-
 		ret = drm_gem_fb_afbc_init(dev, mode_cmd, afbc_fb);
 		if (ret) {
-			struct drm_gem_object **obj = afbc_fb->base.obj;
-
-			for (i = 0; i < info->num_planes; ++i)
-				drm_gem_object_put(obj[i]);
-
-			kfree(afbc_fb);
+			drm_framebuffer_put(&afbc_fb->base);
 			return ERR_PTR(ret);
 		}
 	}
diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler_trace.h b/drivers/gpu/drm/scheduler/gpu_scheduler_trace.h
index f56e77e7f6d0..261713dd7d5a 100644
--- a/drivers/gpu/drm/scheduler/gpu_scheduler_trace.h
+++ b/drivers/gpu/drm/scheduler/gpu_scheduler_trace.h
@@ -32,78 +32,123 @@
 #define TRACE_SYSTEM gpu_scheduler
 #define TRACE_INCLUDE_FILE gpu_scheduler_trace
 
+/**
+ * DOC: uAPI trace events
+ *
+ * ``drm_sched_job_queue``, ``drm_sched_job_run``, ``drm_sched_job_add_dep``,
+ * ``drm_sched_job_done`` and ``drm_sched_job_unschedulable`` are considered
+ * stable uAPI.
+ *
+ * Common trace events attributes:
+ *
+ * * ``dev``   - the dev_name() of the device running the job.
+ *
+ * * ``ring``  - the hardware ring running the job. Together with ``dev`` it
+ *   uniquely identifies where the job is going to be executed.
+ *
+ * * ``fence`` - the &struct dma_fence.context and the &struct dma_fence.seqno of
+ *   &struct drm_sched_fence.finished
+ *
+ * All the events depends on drm_sched_job_arm() having been called already for
+ * the job because they use &struct drm_sched_job.sched or
+ * &struct drm_sched_job.s_fence.
+ */
+
 DECLARE_EVENT_CLASS(drm_sched_job,
 	    TP_PROTO(struct drm_sched_job *sched_job, struct drm_sched_entity *entity),
 	    TP_ARGS(sched_job, entity),
 	    TP_STRUCT__entry(
-			     __field(struct drm_sched_entity *, entity)
-			     __field(struct dma_fence *, fence)
 			     __string(name, sched_job->sched->name)
-			     __field(uint64_t, id)
 			     __field(u32, job_count)
 			     __field(int, hw_job_count)
+			     __string(dev, dev_name(sched_job->sched->dev))
+			     __field(u64, fence_context)
+			     __field(u64, fence_seqno)
+			     __field(u64, client_id)
 			     ),
 
 	    TP_fast_assign(
-			   __entry->entity = entity;
-			   __entry->id = sched_job->id;
-			   __entry->fence = &sched_job->s_fence->finished;
 			   __assign_str(name);
 			   __entry->job_count = spsc_queue_count(&entity->job_queue);
 			   __entry->hw_job_count = atomic_read(
 				   &sched_job->sched->credit_count);
+			   __assign_str(dev);
+			   __entry->fence_context = sched_job->s_fence->finished.context;
+			   __entry->fence_seqno = sched_job->s_fence->finished.seqno;
+			   __entry->client_id = sched_job->s_fence->drm_client_id;
 			   ),
-	    TP_printk("entity=%p, id=%llu, fence=%p, ring=%s, job count:%u, hw job count:%d",
-		      __entry->entity, __entry->id,
-		      __entry->fence, __get_str(name),
-		      __entry->job_count, __entry->hw_job_count)
+	    TP_printk("dev=%s, fence=%llu:%llu, ring=%s, job count:%u, hw job count:%d, client_id:%llu",
+		      __get_str(dev),
+		      __entry->fence_context, __entry->fence_seqno, __get_str(name),
+		      __entry->job_count, __entry->hw_job_count, __entry->client_id)
 );
 
-DEFINE_EVENT(drm_sched_job, drm_sched_job,
+DEFINE_EVENT(drm_sched_job, drm_sched_job_queue,
 	    TP_PROTO(struct drm_sched_job *sched_job, struct drm_sched_entity *entity),
 	    TP_ARGS(sched_job, entity)
 );
 
-DEFINE_EVENT(drm_sched_job, drm_run_job,
+DEFINE_EVENT(drm_sched_job, drm_sched_job_run,
 	    TP_PROTO(struct drm_sched_job *sched_job, struct drm_sched_entity *entity),
 	    TP_ARGS(sched_job, entity)
 );
 
-TRACE_EVENT(drm_sched_process_job,
+TRACE_EVENT(drm_sched_job_done,
 	    TP_PROTO(struct drm_sched_fence *fence),
 	    TP_ARGS(fence),
 	    TP_STRUCT__entry(
-		    __field(struct dma_fence *, fence)
+		    __field(u64, fence_context)
+		    __field(u64, fence_seqno)
 		    ),
 
 	    TP_fast_assign(
-		    __entry->fence = &fence->finished;
+		    __entry->fence_context = fence->finished.context;
+		    __entry->fence_seqno = fence->finished.seqno;
 		    ),
-	    TP_printk("fence=%p signaled", __entry->fence)
+	    TP_printk("fence=%llu:%llu signaled",
+		      __entry->fence_context, __entry->fence_seqno)
 );
 
-TRACE_EVENT(drm_sched_job_wait_dep,
+TRACE_EVENT(drm_sched_job_add_dep,
+	TP_PROTO(struct drm_sched_job *sched_job, struct dma_fence *fence),
+	TP_ARGS(sched_job, fence),
+	TP_STRUCT__entry(
+		    __field(u64, fence_context)
+		    __field(u64, fence_seqno)
+		    __field(u64, ctx)
+		    __field(u64, seqno)
+		    ),
+
+	TP_fast_assign(
+		    __entry->fence_context = sched_job->s_fence->finished.context;
+		    __entry->fence_seqno = sched_job->s_fence->finished.seqno;
+		    __entry->ctx = fence->context;
+		    __entry->seqno = fence->seqno;
+		    ),
+	TP_printk("fence=%llu:%llu depends on fence=%llu:%llu",
+		  __entry->fence_context, __entry->fence_seqno,
+		  __entry->ctx, __entry->seqno)
+);
+
+TRACE_EVENT(drm_sched_job_unschedulable,
 	    TP_PROTO(struct drm_sched_job *sched_job, struct dma_fence *fence),
 	    TP_ARGS(sched_job, fence),
 	    TP_STRUCT__entry(
-			     __string(name, sched_job->sched->name)
-			     __field(uint64_t, id)
-			     __field(struct dma_fence *, fence)
-			     __field(uint64_t, ctx)
-			     __field(unsigned, seqno)
+			     __field(u64, fence_context)
+			     __field(u64, fence_seqno)
+			     __field(u64, ctx)
+			     __field(u64, seqno)
 			     ),
 
 	    TP_fast_assign(
-			   __assign_str(name);
-			   __entry->id = sched_job->id;
-			   __entry->fence = fence;
+			   __entry->fence_context = sched_job->s_fence->finished.context;
+			   __entry->fence_seqno = sched_job->s_fence->finished.seqno;
 			   __entry->ctx = fence->context;
 			   __entry->seqno = fence->seqno;
 			   ),
-	    TP_printk("job ring=%s, id=%llu, depends fence=%p, context=%llu, seq=%u",
-		      __get_str(name), __entry->id,
-		      __entry->fence, __entry->ctx,
-		      __entry->seqno)
+	    TP_printk("fence=%llu:%llu depends on unsignalled fence=%llu:%llu",
+		      __entry->fence_context, __entry->fence_seqno,
+		      __entry->ctx, __entry->seqno)
 );
 
 #endif /* _GPU_SCHED_TRACE_H_ */
diff --git a/drivers/gpu/drm/scheduler/sched_entity.c b/drivers/gpu/drm/scheduler/sched_entity.c
index e671aa241720..86214b6e02d7 100644
--- a/drivers/gpu/drm/scheduler/sched_entity.c
+++ b/drivers/gpu/drm/scheduler/sched_entity.c
@@ -21,7 +21,6 @@
  *
  */
 
-#include <linux/kthread.h>
 #include <linux/slab.h>
 #include <linux/completion.h>
 
@@ -478,10 +477,10 @@ struct drm_sched_job *drm_sched_entity_pop_job(struct drm_sched_entity *entity)
 
 	while ((entity->dependency =
 			drm_sched_job_dependency(sched_job, entity))) {
-		trace_drm_sched_job_wait_dep(sched_job, entity->dependency);
-
-		if (drm_sched_entity_add_dependency_cb(entity))
+		if (drm_sched_entity_add_dependency_cb(entity)) {
+			trace_drm_sched_job_unschedulable(sched_job, entity->dependency);
 			return NULL;
+		}
 	}
 
 	/* skip jobs from entity that marked guilty */
@@ -546,10 +545,10 @@ void drm_sched_entity_select_rq(struct drm_sched_entity *entity)
 		return;
 
 	/*
-	 * Only when the queue is empty are we guaranteed that the scheduler
-	 * thread cannot change ->last_scheduled. To enforce ordering we need
-	 * a read barrier here. See drm_sched_entity_pop_job() for the other
-	 * side.
+	 * Only when the queue is empty are we guaranteed that
+	 * drm_sched_run_job_work() cannot change entity->last_scheduled. To
+	 * enforce ordering we need a read barrier here. See
+	 * drm_sched_entity_pop_job() for the other side.
 	 */
 	smp_rmb();
 
@@ -587,7 +586,15 @@ void drm_sched_entity_push_job(struct drm_sched_job *sched_job)
 	bool first;
 	ktime_t submit_ts;
 
-	trace_drm_sched_job(sched_job, entity);
+	trace_drm_sched_job_queue(sched_job, entity);
+
+	if (trace_drm_sched_job_add_dep_enabled()) {
+		struct dma_fence *entry;
+		unsigned long index;
+
+		xa_for_each(&sched_job->dependencies, index, entry)
+			trace_drm_sched_job_add_dep(sched_job, entry);
+	}
 	atomic_inc(entity->rq->sched->score);
 	WRITE_ONCE(entity->last_user, current->group_leader);
 
diff --git a/drivers/gpu/drm/scheduler/sched_fence.c b/drivers/gpu/drm/scheduler/sched_fence.c
index e971528504a5..725de257d60d 100644
--- a/drivers/gpu/drm/scheduler/sched_fence.c
+++ b/drivers/gpu/drm/scheduler/sched_fence.c
@@ -21,7 +21,6 @@
  *
  */
 
-#include <linux/kthread.h>
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/slab.h>
@@ -206,7 +205,8 @@ struct drm_sched_fence *to_drm_sched_fence(struct dma_fence *f)
 EXPORT_SYMBOL(to_drm_sched_fence);
 
 struct drm_sched_fence *drm_sched_fence_alloc(struct drm_sched_entity *entity,
-					      void *owner)
+					      void *owner,
+					      u64 drm_client_id)
 {
 	struct drm_sched_fence *fence = NULL;
 
@@ -215,6 +215,7 @@ struct drm_sched_fence *drm_sched_fence_alloc(struct drm_sched_entity *entity,
 		return NULL;
 
 	fence->owner = owner;
+	fence->drm_client_id = drm_client_id;
 	spin_lock_init(&fence->lock);
 
 	return fence;
diff --git a/drivers/gpu/drm/scheduler/sched_internal.h b/drivers/gpu/drm/scheduler/sched_internal.h
index 599cf6e1bb74..7ea5a6736f98 100644
--- a/drivers/gpu/drm/scheduler/sched_internal.h
+++ b/drivers/gpu/drm/scheduler/sched_internal.h
@@ -24,7 +24,7 @@ void drm_sched_entity_select_rq(struct drm_sched_entity *entity);
 struct drm_sched_job *drm_sched_entity_pop_job(struct drm_sched_entity *entity);
 
 struct drm_sched_fence *drm_sched_fence_alloc(struct drm_sched_entity *s_entity,
-					      void *owner);
+					      void *owner, u64 drm_client_id);
 void drm_sched_fence_init(struct drm_sched_fence *fence,
 			  struct drm_sched_entity *entity);
 void drm_sched_fence_free(struct drm_sched_fence *fence);
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 829579c41c6b..d20726d7adf0 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -391,7 +391,7 @@ static void drm_sched_run_free_queue(struct drm_gpu_scheduler *sched)
  * drm_sched_job_done - complete a job
  * @s_job: pointer to the job which is done
  *
- * Finish the job's fence and wake up the worker thread.
+ * Finish the job's fence and resubmit the work items.
  */
 static void drm_sched_job_done(struct drm_sched_job *s_job, int result)
 {
@@ -401,7 +401,7 @@ static void drm_sched_job_done(struct drm_sched_job *s_job, int result)
 	atomic_sub(s_job->credits, &sched->credit_count);
 	atomic_dec(sched->score);
 
-	trace_drm_sched_process_job(s_fence);
+	trace_drm_sched_job_done(s_fence);
 
 	dma_fence_get(&s_fence->finished);
 	drm_sched_fence_finished(s_fence, result);
@@ -551,9 +551,10 @@ static void drm_sched_job_timedout(struct work_struct *work)
 
 	if (job) {
 		/*
-		 * Remove the bad job so it cannot be freed by concurrent
-		 * drm_sched_cleanup_jobs. It will be reinserted back after sched->thread
-		 * is parked at which point it's safe.
+		 * Remove the bad job so it cannot be freed by a concurrent
+		 * &struct drm_sched_backend_ops.free_job. It will be
+		 * reinserted after the scheduler's work items have been
+		 * cancelled, at which point it's safe.
 		 */
 		list_del_init(&job->list);
 		spin_unlock(&sched->job_list_lock);
@@ -599,10 +600,10 @@ void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad)
 
 	/*
 	 * Reinsert back the bad job here - now it's safe as
-	 * drm_sched_get_finished_job cannot race against us and release the
+	 * drm_sched_get_finished_job() cannot race against us and release the
 	 * bad job at this point - we parked (waited for) any in progress
-	 * (earlier) cleanups and drm_sched_get_finished_job will not be called
-	 * now until the scheduler thread is unparked.
+	 * (earlier) cleanups and drm_sched_get_finished_job() will not be
+	 * called now until the scheduler's work items are submitted again.
 	 */
 	if (bad && bad->sched == sched)
 		/*
@@ -615,7 +616,8 @@ void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad)
 	 * Iterate the job list from later to  earlier one and either deactive
 	 * their HW callbacks or remove them from pending list if they already
 	 * signaled.
-	 * This iteration is thread safe as sched thread is stopped.
+	 * This iteration is thread safe as the scheduler's work items have been
+	 * cancelled.
 	 */
 	list_for_each_entry_safe_reverse(s_job, tmp, &sched->pending_list,
 					 list) {
@@ -680,9 +682,9 @@ void drm_sched_start(struct drm_gpu_scheduler *sched, int errno)
 	struct drm_sched_job *s_job, *tmp;
 
 	/*
-	 * Locking the list is not required here as the sched thread is parked
-	 * so no new jobs are being inserted or removed. Also concurrent
-	 * GPU recovers can't run in parallel.
+	 * Locking the list is not required here as the scheduler's work items
+	 * are currently not running, so no new jobs are being inserted or
+	 * removed. Also concurrent GPU recovers can't run in parallel.
 	 */
 	list_for_each_entry_safe(s_job, tmp, &sched->pending_list, list) {
 		struct dma_fence *fence = s_job->s_fence->parent;
@@ -764,6 +766,8 @@ EXPORT_SYMBOL(drm_sched_resubmit_jobs);
  * @credits: the number of credits this job contributes to the schedulers
  * credit limit
  * @owner: job owner for debugging
+ * @drm_client_id: &struct drm_file.client_id of the owner (used by trace
+ * events)
  *
  * Refer to drm_sched_entity_push_job() documentation
  * for locking considerations.
@@ -784,7 +788,8 @@ EXPORT_SYMBOL(drm_sched_resubmit_jobs);
  */
 int drm_sched_job_init(struct drm_sched_job *job,
 		       struct drm_sched_entity *entity,
-		       u32 credits, void *owner)
+		       u32 credits, void *owner,
+		       uint64_t drm_client_id)
 {
 	if (!entity->rq) {
 		/* This will most likely be followed by missing frames
@@ -810,7 +815,7 @@ int drm_sched_job_init(struct drm_sched_job *job,
 
 	job->entity = entity;
 	job->credits = credits;
-	job->s_fence = drm_sched_fence_alloc(entity, owner);
+	job->s_fence = drm_sched_fence_alloc(entity, owner, drm_client_id);
 	if (!job->s_fence)
 		return -ENOMEM;
 
@@ -850,7 +855,6 @@ void drm_sched_job_arm(struct drm_sched_job *job)
 
 	job->sched = sched;
 	job->s_priority = entity->priority;
-	job->id = atomic64_inc_return(&sched->job_id_count);
 
 	drm_sched_fence_init(job->s_fence, job->entity);
 }
@@ -1229,7 +1233,7 @@ static void drm_sched_run_job_work(struct work_struct *w)
 	atomic_add(sched_job->credits, &sched->credit_count);
 	drm_sched_job_begin(sched_job);
 
-	trace_drm_run_job(sched_job, entity);
+	trace_drm_sched_job_run(sched_job, entity);
 	/*
 	 * The run_job() callback must by definition return a fence whose
 	 * refcount has been incremented for the scheduler already.
diff --git a/drivers/gpu/drm/scheduler/tests/mock_scheduler.c b/drivers/gpu/drm/scheduler/tests/mock_scheduler.c
index f999c8859cf7..7f947ab9d322 100644
--- a/drivers/gpu/drm/scheduler/tests/mock_scheduler.c
+++ b/drivers/gpu/drm/scheduler/tests/mock_scheduler.c
@@ -64,7 +64,7 @@ static void drm_mock_sched_job_complete(struct drm_mock_sched_job *job)
 
 	job->flags |= DRM_MOCK_SCHED_JOB_DONE;
 	list_move_tail(&job->link, &sched->done_list);
-	dma_fence_signal(&job->hw_fence);
+	dma_fence_signal_locked(&job->hw_fence);
 	complete(&job->done);
 }
 
@@ -117,13 +117,13 @@ drm_mock_sched_job_new(struct kunit *test,
 	ret = drm_sched_job_init(&job->base,
 				 &entity->base,
 				 1,
-				 NULL);
+				 NULL,
+				 1);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
 	job->test = test;
 
 	init_completion(&job->done);
-	spin_lock_init(&job->lock);
 	INIT_LIST_HEAD(&job->link);
 	hrtimer_setup(&job->timer, drm_mock_sched_job_signal_timer,
 		      CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
@@ -169,7 +169,7 @@ static struct dma_fence *mock_sched_run_job(struct drm_sched_job *sched_job)
 
 	dma_fence_init(&job->hw_fence,
 		       &drm_mock_sched_hw_fence_ops,
-		       &job->lock,
+		       &sched->lock,
 		       sched->hw_timeline.context,
 		       atomic_inc_return(&sched->hw_timeline.next_seqno));
 
diff --git a/drivers/gpu/drm/scheduler/tests/sched_tests.h b/drivers/gpu/drm/scheduler/tests/sched_tests.h
index 27caf8285fb7..fbba38137f0c 100644
--- a/drivers/gpu/drm/scheduler/tests/sched_tests.h
+++ b/drivers/gpu/drm/scheduler/tests/sched_tests.h
@@ -106,7 +106,6 @@ struct drm_mock_sched_job {
 	unsigned int		duration_us;
 	ktime_t			finish_at;
 
-	spinlock_t		lock;
 	struct dma_fence	hw_fence;
 
 	struct kunit		*test;
diff --git a/drivers/gpu/drm/sitronix/Kconfig b/drivers/gpu/drm/sitronix/Kconfig
index 741d1bb4b83f..6de7d92d9b74 100644
--- a/drivers/gpu/drm/sitronix/Kconfig
+++ b/drivers/gpu/drm/sitronix/Kconfig
@@ -11,10 +11,6 @@ config DRM_ST7571_I2C
 
 	  if M is selected the module will be called st7571-i2c.
 
-config TINYDRM_ST7586
-	tristate
-	default n
-
 config DRM_ST7586
 	tristate "DRM support for Sitronix ST7586 display panels"
 	depends on DRM && SPI
@@ -22,17 +18,12 @@ config DRM_ST7586
 	select DRM_KMS_HELPER
 	select DRM_GEM_DMA_HELPER
 	select DRM_MIPI_DBI
-	default TINYDRM_ST7586
 	help
 	  DRM driver for the following Sitronix ST7586 panels:
 	  * LEGO MINDSTORMS EV3
 
 	  If M is selected the module will be called st7586.
 
-config TINYDRM_ST7735R
-	tristate
-	default n
-
 config DRM_ST7735R
 	tristate "DRM support for Sitronix ST7715R/ST7735R display panels"
 	depends on DRM && SPI
@@ -41,7 +32,6 @@ config DRM_ST7735R
 	select DRM_GEM_DMA_HELPER
 	select DRM_MIPI_DBI
 	select BACKLIGHT_CLASS_DEVICE
-	default TINYDRM_ST7735R
 	help
 	  DRM driver for Sitronix ST7715R/ST7735R with one of the following
 	  LCDs:
diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index 74a1eef4674e..7484d3c3f4ed 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -97,7 +97,7 @@ struct sti_dvo {
 	struct dvo_config *config;
 	bool enabled;
 	struct drm_encoder *encoder;
-	struct drm_bridge *bridge;
+	struct drm_bridge bridge;
 };
 
 struct sti_dvo_connector {
@@ -439,7 +439,6 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
 	struct drm_encoder *encoder;
 	struct sti_dvo_connector *connector;
 	struct drm_connector *drm_connector;
-	struct drm_bridge *bridge;
 	int err;
 
 	/* Set the drm device handle */
@@ -455,20 +454,14 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
 
 	connector->dvo = dvo;
 
-	bridge = devm_kzalloc(dev, sizeof(*bridge), GFP_KERNEL);
-	if (!bridge)
-		return -ENOMEM;
-
-	bridge->driver_private = dvo;
-	bridge->funcs = &sti_dvo_bridge_funcs;
-	bridge->of_node = dvo->dev.of_node;
-	drm_bridge_add(bridge);
+	dvo->bridge.driver_private = dvo;
+	dvo->bridge.of_node = dvo->dev.of_node;
+	drm_bridge_add(&dvo->bridge);
 
-	err = drm_bridge_attach(encoder, bridge, NULL, 0);
+	err = drm_bridge_attach(encoder, &dvo->bridge, NULL, 0);
 	if (err)
 		return err;
 
-	dvo->bridge = bridge;
 	connector->encoder = encoder;
 	dvo->encoder = encoder;
 
@@ -490,7 +483,7 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
 	return 0;
 
 err_sysfs:
-	drm_bridge_remove(bridge);
+	drm_bridge_remove(&dvo->bridge);
 	return -EINVAL;
 }
 
@@ -499,7 +492,7 @@ static void sti_dvo_unbind(struct device *dev,
 {
 	struct sti_dvo *dvo = dev_get_drvdata(dev);
 
-	drm_bridge_remove(dvo->bridge);
+	drm_bridge_remove(&dvo->bridge);
 }
 
 static const struct component_ops sti_dvo_ops = {
@@ -515,10 +508,10 @@ static int sti_dvo_probe(struct platform_device *pdev)
 
 	DRM_INFO("%s\n", __func__);
 
-	dvo = devm_kzalloc(dev, sizeof(*dvo), GFP_KERNEL);
-	if (!dvo) {
-		DRM_ERROR("Failed to allocate memory for DVO\n");
-		return -ENOMEM;
+	dvo = devm_drm_bridge_alloc(dev, struct sti_dvo, bridge, &sti_dvo_bridge_funcs);
+	if (IS_ERR(dvo)) {
+		DRM_ERROR("Failed to allocate DVO\n");
+		return PTR_ERR(dvo);
 	}
 
 	dvo->dev = pdev->dev;
diff --git a/drivers/gpu/drm/stm/lvds.c b/drivers/gpu/drm/stm/lvds.c
index a3ae9a93ce66..07788e8d3d83 100644
--- a/drivers/gpu/drm/stm/lvds.c
+++ b/drivers/gpu/drm/stm/lvds.c
@@ -1049,9 +1049,9 @@ static int lvds_probe(struct platform_device *pdev)
 
 	dev_dbg(dev, "Probing LVDS driver...\n");
 
-	lvds = devm_kzalloc(dev, sizeof(*lvds), GFP_KERNEL);
-	if (!lvds)
-		return -ENOMEM;
+	lvds = devm_drm_bridge_alloc(dev, struct stm_lvds, lvds_bridge, &lvds_bridge_funcs);
+	if (IS_ERR(lvds))
+		return PTR_ERR(lvds);
 
 	lvds->dev = dev;
 
@@ -1164,7 +1164,6 @@ static int lvds_probe(struct platform_device *pdev)
 		goto err_lvds_probe;
 	}
 
-	lvds->lvds_bridge.funcs = &lvds_bridge_funcs;
 	lvds->lvds_bridge.of_node = dev->of_node;
 	lvds->hw_version = lvds_read(lvds, LVDS_VERR);
 
diff --git a/drivers/gpu/drm/sun4i/sun8i_csc.c b/drivers/gpu/drm/sun4i/sun8i_csc.c
index 58480d8e4f70..c100d29b1a89 100644
--- a/drivers/gpu/drm/sun4i/sun8i_csc.c
+++ b/drivers/gpu/drm/sun4i/sun8i_csc.c
@@ -212,7 +212,7 @@ void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer,
 {
 	u32 base;
 
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE3) {
 		sun8i_de3_ccsc_set_coefficients(mixer->engine.regs, layer,
 						mode, encoding, range);
 		return;
@@ -228,7 +228,7 @@ void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable)
 {
 	u32 base;
 
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE3) {
 		sun8i_de3_ccsc_enable(mixer->engine.regs, layer, enable);
 		return;
 	}
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 8b41d33baa30..31a8409b98f4 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -274,6 +274,7 @@ static void sun8i_mixer_commit(struct sunxi_engine *engine,
 {
 	struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine);
 	u32 bld_base = sun8i_blender_base(mixer);
+	struct regmap *bld_regs = sun8i_blender_regmap(mixer);
 	struct drm_plane_state *plane_state;
 	struct drm_plane *plane;
 	u32 route = 0, pipe_en = 0;
@@ -313,12 +314,13 @@ static void sun8i_mixer_commit(struct sunxi_engine *engine,
 		pipe_en |= SUN8I_MIXER_BLEND_PIPE_CTL_EN(zpos);
 	}
 
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_ROUTE(bld_base), route);
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(bld_base),
+	regmap_write(bld_regs, SUN8I_MIXER_BLEND_ROUTE(bld_base), route);
+	regmap_write(bld_regs, SUN8I_MIXER_BLEND_PIPE_CTL(bld_base),
 		     pipe_en | SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0));
 
-	regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_DBUFF,
-		     SUN8I_MIXER_GLOBAL_DBUFF_ENABLE);
+	if (mixer->cfg->de_type != SUN8I_MIXER_DE33)
+		regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_DBUFF,
+			     SUN8I_MIXER_GLOBAL_DBUFF_ENABLE);
 }
 
 static struct drm_plane **sun8i_layers_init(struct drm_device *drm,
@@ -367,25 +369,31 @@ static void sun8i_mixer_mode_set(struct sunxi_engine *engine,
 				 const struct drm_display_mode *mode)
 {
 	struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine);
+	struct regmap *bld_regs;
 	u32 bld_base, size, val;
 	bool interlaced;
 
 	bld_base = sun8i_blender_base(mixer);
+	bld_regs = sun8i_blender_regmap(mixer);
 	interlaced = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
 	size = SUN8I_MIXER_SIZE(mode->hdisplay, mode->vdisplay);
 
 	DRM_DEBUG_DRIVER("Updating global size W: %u H: %u\n",
 			 mode->hdisplay, mode->vdisplay);
 
-	regmap_write(engine->regs, SUN8I_MIXER_GLOBAL_SIZE, size);
-	regmap_write(engine->regs, SUN8I_MIXER_BLEND_OUTSIZE(bld_base), size);
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
+		regmap_write(mixer->top_regs, SUN50I_MIXER_GLOBAL_SIZE, size);
+	else
+		regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_SIZE, size);
+
+	regmap_write(bld_regs, SUN8I_MIXER_BLEND_OUTSIZE(bld_base), size);
 
 	if (interlaced)
 		val = SUN8I_MIXER_BLEND_OUTCTL_INTERLACED;
 	else
 		val = 0;
 
-	regmap_update_bits(engine->regs, SUN8I_MIXER_BLEND_OUTCTL(bld_base),
+	regmap_update_bits(bld_regs, SUN8I_MIXER_BLEND_OUTCTL(bld_base),
 			   SUN8I_MIXER_BLEND_OUTCTL_INTERLACED, val);
 
 	DRM_DEBUG_DRIVER("Switching display mixer interlaced mode %s\n",
@@ -399,12 +407,29 @@ static const struct sunxi_engine_ops sun8i_engine_ops = {
 };
 
 static const struct regmap_config sun8i_mixer_regmap_config = {
+	.name		= "layers",
 	.reg_bits	= 32,
 	.val_bits	= 32,
 	.reg_stride	= 4,
 	.max_register	= 0xffffc, /* guessed */
 };
 
+static const struct regmap_config sun8i_top_regmap_config = {
+	.name		= "top",
+	.reg_bits	= 32,
+	.val_bits	= 32,
+	.reg_stride	= 4,
+	.max_register	= 0x3c,
+};
+
+static const struct regmap_config sun8i_disp_regmap_config = {
+	.name		= "display",
+	.reg_bits	= 32,
+	.val_bits	= 32,
+	.reg_stride	= 4,
+	.max_register	= 0x20000,
+};
+
 static int sun8i_mixer_of_get_id(struct device_node *node)
 {
 	struct device_node *ep, *remote;
@@ -425,6 +450,50 @@ static int sun8i_mixer_of_get_id(struct device_node *node)
 	return of_ep.id;
 }
 
+static void sun8i_mixer_init(struct sun8i_mixer *mixer)
+{
+	struct regmap *top_regs, *disp_regs;
+	unsigned int base = sun8i_blender_base(mixer);
+	int plane_cnt, i;
+
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33) {
+		top_regs = mixer->top_regs;
+		disp_regs = mixer->disp_regs;
+	} else {
+		top_regs = mixer->engine.regs;
+		disp_regs = mixer->engine.regs;
+	}
+
+	/* Enable the mixer */
+	regmap_write(top_regs, SUN8I_MIXER_GLOBAL_CTL,
+		     SUN8I_MIXER_GLOBAL_CTL_RT_EN);
+
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
+		regmap_write(top_regs, SUN50I_MIXER_GLOBAL_CLK, 1);
+
+	/* Set background color to black */
+	regmap_write(disp_regs, SUN8I_MIXER_BLEND_BKCOLOR(base),
+		     SUN8I_MIXER_BLEND_COLOR_BLACK);
+
+	/*
+	 * Set fill color of bottom plane to black. Generally not needed
+	 * except when VI plane is at bottom (zpos = 0) and enabled.
+	 */
+	regmap_write(disp_regs, SUN8I_MIXER_BLEND_PIPE_CTL(base),
+		     SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0));
+	regmap_write(disp_regs, SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, 0),
+		     SUN8I_MIXER_BLEND_COLOR_BLACK);
+
+	plane_cnt = mixer->cfg->vi_num + mixer->cfg->ui_num;
+	for (i = 0; i < plane_cnt; i++)
+		regmap_write(disp_regs,
+			     SUN8I_MIXER_BLEND_MODE(base, i),
+			     SUN8I_MIXER_BLEND_MODE_DEF);
+
+	regmap_update_bits(disp_regs, SUN8I_MIXER_BLEND_PIPE_CTL(base),
+			   SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK, 0);
+}
+
 static int sun8i_mixer_bind(struct device *dev, struct device *master,
 			      void *data)
 {
@@ -433,8 +502,6 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
 	struct sun4i_drv *drv = drm->dev_private;
 	struct sun8i_mixer *mixer;
 	void __iomem *regs;
-	unsigned int base;
-	int plane_cnt;
 	int i, ret;
 
 	/*
@@ -495,6 +562,30 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
 		return PTR_ERR(mixer->engine.regs);
 	}
 
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33) {
+		regs = devm_platform_ioremap_resource_byname(pdev, "top");
+		if (IS_ERR(regs))
+			return PTR_ERR(regs);
+
+		mixer->top_regs = devm_regmap_init_mmio(dev, regs,
+							&sun8i_top_regmap_config);
+		if (IS_ERR(mixer->top_regs)) {
+			dev_err(dev, "Couldn't create the top regmap\n");
+			return PTR_ERR(mixer->top_regs);
+		}
+
+		regs = devm_platform_ioremap_resource_byname(pdev, "display");
+		if (IS_ERR(regs))
+			return PTR_ERR(regs);
+
+		mixer->disp_regs = devm_regmap_init_mmio(dev, regs,
+							 &sun8i_disp_regmap_config);
+		if (IS_ERR(mixer->disp_regs)) {
+			dev_err(dev, "Couldn't create the disp regmap\n");
+			return PTR_ERR(mixer->disp_regs);
+		}
+	}
+
 	mixer->reset = devm_reset_control_get(dev, NULL);
 	if (IS_ERR(mixer->reset)) {
 		dev_err(dev, "Couldn't get our reset line\n");
@@ -534,10 +625,8 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
 
 	list_add_tail(&mixer->engine.list, &drv->engine_list);
 
-	base = sun8i_blender_base(mixer);
-
 	/* Reset registers and disable unused sub-engines */
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE3) {
 		for (i = 0; i < DE3_MIXER_UNIT_SIZE; i += 4)
 			regmap_write(mixer->engine.regs, i, 0);
 
@@ -551,7 +640,7 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
 		regmap_write(mixer->engine.regs, SUN50I_MIXER_FMT_EN, 0);
 		regmap_write(mixer->engine.regs, SUN50I_MIXER_CDC0_EN, 0);
 		regmap_write(mixer->engine.regs, SUN50I_MIXER_CDC1_EN, 0);
-	} else {
+	} else if (mixer->cfg->de_type == SUN8I_MIXER_DE2) {
 		for (i = 0; i < DE2_MIXER_UNIT_SIZE; i += 4)
 			regmap_write(mixer->engine.regs, i, 0);
 
@@ -564,31 +653,7 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
 		regmap_write(mixer->engine.regs, SUN8I_MIXER_DCSC_EN, 0);
 	}
 
-	/* Enable the mixer */
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_CTL,
-		     SUN8I_MIXER_GLOBAL_CTL_RT_EN);
-
-	/* Set background color to black */
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_BKCOLOR(base),
-		     SUN8I_MIXER_BLEND_COLOR_BLACK);
-
-	/*
-	 * Set fill color of bottom plane to black. Generally not needed
-	 * except when VI plane is at bottom (zpos = 0) and enabled.
-	 */
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(base),
-		     SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(0));
-	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, 0),
-		     SUN8I_MIXER_BLEND_COLOR_BLACK);
-
-	plane_cnt = mixer->cfg->vi_num + mixer->cfg->ui_num;
-	for (i = 0; i < plane_cnt; i++)
-		regmap_write(mixer->engine.regs,
-			     SUN8I_MIXER_BLEND_MODE(base, i),
-			     SUN8I_MIXER_BLEND_MODE_DEF);
-
-	regmap_update_bits(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(base),
-			   SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK, 0);
+	sun8i_mixer_init(mixer);
 
 	return 0;
 
@@ -628,6 +693,7 @@ static void sun8i_mixer_remove(struct platform_device *pdev)
 
 static const struct sun8i_mixer_cfg sun8i_a83t_mixer0_cfg = {
 	.ccsc		= CCSC_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.scaler_mask	= 0xf,
 	.scanline_yuv	= 2048,
 	.ui_num		= 3,
@@ -636,6 +702,7 @@ static const struct sun8i_mixer_cfg sun8i_a83t_mixer0_cfg = {
 
 static const struct sun8i_mixer_cfg sun8i_a83t_mixer1_cfg = {
 	.ccsc		= CCSC_MIXER1_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.scaler_mask	= 0x3,
 	.scanline_yuv	= 2048,
 	.ui_num		= 1,
@@ -644,6 +711,7 @@ static const struct sun8i_mixer_cfg sun8i_a83t_mixer1_cfg = {
 
 static const struct sun8i_mixer_cfg sun8i_h3_mixer0_cfg = {
 	.ccsc		= CCSC_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 432000000,
 	.scaler_mask	= 0xf,
 	.scanline_yuv	= 2048,
@@ -653,6 +721,7 @@ static const struct sun8i_mixer_cfg sun8i_h3_mixer0_cfg = {
 
 static const struct sun8i_mixer_cfg sun8i_r40_mixer0_cfg = {
 	.ccsc		= CCSC_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0xf,
 	.scanline_yuv	= 2048,
@@ -662,6 +731,7 @@ static const struct sun8i_mixer_cfg sun8i_r40_mixer0_cfg = {
 
 static const struct sun8i_mixer_cfg sun8i_r40_mixer1_cfg = {
 	.ccsc		= CCSC_MIXER1_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0x3,
 	.scanline_yuv	= 2048,
@@ -670,6 +740,7 @@ static const struct sun8i_mixer_cfg sun8i_r40_mixer1_cfg = {
 };
 
 static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = {
+	.de_type = SUN8I_MIXER_DE2,
 	.vi_num = 2,
 	.ui_num = 1,
 	.scaler_mask = 0x3,
@@ -680,6 +751,7 @@ static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = {
 
 static const struct sun8i_mixer_cfg sun20i_d1_mixer0_cfg = {
 	.ccsc		= CCSC_D1_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0x3,
 	.scanline_yuv	= 2048,
@@ -689,6 +761,7 @@ static const struct sun8i_mixer_cfg sun20i_d1_mixer0_cfg = {
 
 static const struct sun8i_mixer_cfg sun20i_d1_mixer1_cfg = {
 	.ccsc		= CCSC_MIXER1_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0x1,
 	.scanline_yuv	= 1024,
@@ -698,6 +771,7 @@ static const struct sun8i_mixer_cfg sun20i_d1_mixer1_cfg = {
 
 static const struct sun8i_mixer_cfg sun50i_a64_mixer0_cfg = {
 	.ccsc		= CCSC_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0xf,
 	.scanline_yuv	= 4096,
@@ -707,6 +781,7 @@ static const struct sun8i_mixer_cfg sun50i_a64_mixer0_cfg = {
 
 static const struct sun8i_mixer_cfg sun50i_a64_mixer1_cfg = {
 	.ccsc		= CCSC_MIXER1_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE2,
 	.mod_rate	= 297000000,
 	.scaler_mask	= 0x3,
 	.scanline_yuv	= 2048,
@@ -716,7 +791,7 @@ static const struct sun8i_mixer_cfg sun50i_a64_mixer1_cfg = {
 
 static const struct sun8i_mixer_cfg sun50i_h6_mixer0_cfg = {
 	.ccsc		= CCSC_MIXER0_LAYOUT,
-	.is_de3		= true,
+	.de_type	= SUN8I_MIXER_DE3,
 	.mod_rate	= 600000000,
 	.scaler_mask	= 0xf,
 	.scanline_yuv	= 4096,
@@ -724,6 +799,17 @@ static const struct sun8i_mixer_cfg sun50i_h6_mixer0_cfg = {
 	.vi_num		= 1,
 };
 
+static const struct sun8i_mixer_cfg sun50i_h616_mixer0_cfg = {
+	.ccsc		= CCSC_MIXER0_LAYOUT,
+	.de_type	= SUN8I_MIXER_DE33,
+	.mod_rate	= 600000000,
+	.scaler_mask	= 0xf,
+	.scanline_yuv	= 4096,
+	.ui_num		= 3,
+	.vi_num		= 1,
+	.map		= {0, 6, 7, 8},
+};
+
 static const struct of_device_id sun8i_mixer_of_table[] = {
 	{
 		.compatible = "allwinner,sun8i-a83t-de2-mixer-0",
@@ -769,6 +855,10 @@ static const struct of_device_id sun8i_mixer_of_table[] = {
 		.compatible = "allwinner,sun50i-h6-de3-mixer-0",
 		.data = &sun50i_h6_mixer0_cfg,
 	},
+	{
+		.compatible = "allwinner,sun50i-h616-de33-mixer-0",
+		.data = &sun50i_h616_mixer0_cfg,
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, sun8i_mixer_of_table);
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index d7898c9c9cc0..a1c1cbccc654 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -21,6 +21,9 @@
 #define SUN8I_MIXER_GLOBAL_DBUFF		0x8
 #define SUN8I_MIXER_GLOBAL_SIZE			0xc
 
+#define SUN50I_MIXER_GLOBAL_SIZE		0x8
+#define SUN50I_MIXER_GLOBAL_CLK			0xc
+
 #define SUN8I_MIXER_GLOBAL_CTL_RT_EN		BIT(0)
 
 #define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE		BIT(0)
@@ -151,6 +154,12 @@ enum {
 	CCSC_D1_MIXER0_LAYOUT,
 };
 
+enum sun8i_mixer_type {
+	SUN8I_MIXER_DE2,
+	SUN8I_MIXER_DE3,
+	SUN8I_MIXER_DE33,
+};
+
 /**
  * struct sun8i_mixer_cfg - mixer HW configuration
  * @vi_num: number of VI channels
@@ -162,8 +171,9 @@ enum {
  * @ccsc: select set of CCSC base addresses from the enumeration above.
  * @mod_rate: module clock rate that needs to be set in order to have
  *	a functional block.
- * @is_de3: true, if this is next gen display engine 3.0, false otherwise.
+ * @de_type: sun8i_mixer_type enum representing the display engine generation.
  * @scaline_yuv: size of a scanline for VI scaler for YUV formats.
+ * @map: channel map for DE variants processing YUV separately (DE33)
  */
 struct sun8i_mixer_cfg {
 	int		vi_num;
@@ -171,8 +181,9 @@ struct sun8i_mixer_cfg {
 	int		scaler_mask;
 	int		ccsc;
 	unsigned long	mod_rate;
-	unsigned int	is_de3 : 1;
+	unsigned int	de_type;
 	unsigned int	scanline_yuv;
+	unsigned int	map[6];
 };
 
 struct sun8i_mixer {
@@ -184,6 +195,9 @@ struct sun8i_mixer {
 
 	struct clk			*bus_clk;
 	struct clk			*mod_clk;
+
+	struct regmap			*top_regs;
+	struct regmap			*disp_regs;
 };
 
 enum {
@@ -214,13 +228,22 @@ engine_to_sun8i_mixer(struct sunxi_engine *engine)
 static inline u32
 sun8i_blender_base(struct sun8i_mixer *mixer)
 {
-	return mixer->cfg->is_de3 ? DE3_BLD_BASE : DE2_BLD_BASE;
+	return mixer->cfg->de_type == SUN8I_MIXER_DE3 ? DE3_BLD_BASE : DE2_BLD_BASE;
+}
+
+static inline struct regmap *
+sun8i_blender_regmap(struct sun8i_mixer *mixer)
+{
+	return mixer->cfg->de_type == SUN8I_MIXER_DE33 ?
+		mixer->disp_regs : mixer->engine.regs;
 }
 
 static inline u32
 sun8i_channel_base(struct sun8i_mixer *mixer, int channel)
 {
-	if (mixer->cfg->is_de3)
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
+		return mixer->cfg->map[channel] * 0x20000 + DE2_CH_SIZE;
+	else if (mixer->cfg->de_type == SUN8I_MIXER_DE3)
 		return DE3_CH_BASE + channel * DE3_CH_SIZE;
 	else
 		return DE2_CH_BASE + channel * DE2_CH_SIZE;
diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
index b90e5edef4e8..f97be0040aab 100644
--- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
@@ -23,6 +23,7 @@
 #include "sun8i_mixer.h"
 #include "sun8i_ui_layer.h"
 #include "sun8i_ui_scaler.h"
+#include "sun8i_vi_scaler.h"
 
 static void sun8i_ui_layer_update_alpha(struct sun8i_mixer *mixer, int channel,
 					int overlay, struct drm_plane *plane)
@@ -51,6 +52,7 @@ static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 {
 	struct drm_plane_state *state = plane->state;
 	u32 src_w, src_h, dst_w, dst_h;
+	struct regmap *bld_regs;
 	u32 bld_base, ch_base;
 	u32 outsize, insize;
 	u32 hphase, vphase;
@@ -59,6 +61,7 @@ static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 			 channel, overlay);
 
 	bld_base = sun8i_blender_base(mixer);
+	bld_regs = sun8i_blender_regmap(mixer);
 	ch_base = sun8i_channel_base(mixer, channel);
 
 	src_w = drm_rect_width(&state->src) >> 16;
@@ -91,22 +94,34 @@ static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 		hscale = state->src_w / state->crtc_w;
 		vscale = state->src_h / state->crtc_h;
 
-		sun8i_ui_scaler_setup(mixer, channel, src_w, src_h, dst_w,
-				      dst_h, hscale, vscale, hphase, vphase);
-		sun8i_ui_scaler_enable(mixer, channel, true);
+		if (mixer->cfg->de_type == SUN8I_MIXER_DE33) {
+			sun8i_vi_scaler_setup(mixer, channel, src_w, src_h,
+					      dst_w, dst_h, hscale, vscale,
+					      hphase, vphase,
+					      state->fb->format);
+			sun8i_vi_scaler_enable(mixer, channel, true);
+		} else {
+			sun8i_ui_scaler_setup(mixer, channel, src_w, src_h,
+					      dst_w, dst_h, hscale, vscale,
+					      hphase, vphase);
+			sun8i_ui_scaler_enable(mixer, channel, true);
+		}
 	} else {
 		DRM_DEBUG_DRIVER("HW scaling is not needed\n");
-		sun8i_ui_scaler_enable(mixer, channel, false);
+		if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
+			sun8i_vi_scaler_enable(mixer, channel, false);
+		else
+			sun8i_ui_scaler_enable(mixer, channel, false);
 	}
 
 	/* Set base coordinates */
 	DRM_DEBUG_DRIVER("Layer destination coordinates X: %d Y: %d\n",
 			 state->dst.x1, state->dst.y1);
 	DRM_DEBUG_DRIVER("Layer destination size W: %d H: %d\n", dst_w, dst_h);
-	regmap_write(mixer->engine.regs,
+	regmap_write(bld_regs,
 		     SUN8I_MIXER_BLEND_ATTR_COORD(bld_base, zpos),
 		     SUN8I_MIXER_COORD(state->dst.x1, state->dst.y1));
-	regmap_write(mixer->engine.regs,
+	regmap_write(bld_regs,
 		     SUN8I_MIXER_BLEND_ATTR_INSIZE(bld_base, zpos),
 		     outsize);
 
diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_scaler.c b/drivers/gpu/drm/sun4i/sun8i_ui_scaler.c
index ae0806bccac7..8b7a58e27517 100644
--- a/drivers/gpu/drm/sun4i/sun8i_ui_scaler.c
+++ b/drivers/gpu/drm/sun4i/sun8i_ui_scaler.c
@@ -93,7 +93,7 @@ static u32 sun8i_ui_scaler_base(struct sun8i_mixer *mixer, int channel)
 {
 	int vi_num = mixer->cfg->vi_num;
 
-	if (mixer->cfg->is_de3)
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE3)
 		return DE3_VI_SCALER_UNIT_BASE +
 		       DE3_VI_SCALER_UNIT_SIZE * vi_num +
 		       DE3_UI_SCALER_UNIT_SIZE * (channel - vi_num);
diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
index 9c09d9c08496..a09ee4097537 100644
--- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
@@ -25,7 +25,7 @@ static void sun8i_vi_layer_update_alpha(struct sun8i_mixer *mixer, int channel,
 
 	ch_base = sun8i_channel_base(mixer, channel);
 
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type >= SUN8I_MIXER_DE3) {
 		mask = SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA_MASK |
 		       SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA_MODE_MASK;
 		val = SUN50I_MIXER_CHAN_VI_LAYER_ATTR_ALPHA
@@ -55,6 +55,7 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 	struct drm_plane_state *state = plane->state;
 	const struct drm_format_info *format = state->fb->format;
 	u32 src_w, src_h, dst_w, dst_h;
+	struct regmap *bld_regs;
 	u32 bld_base, ch_base;
 	u32 outsize, insize;
 	u32 hphase, vphase;
@@ -66,6 +67,7 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 			 channel, overlay);
 
 	bld_base = sun8i_blender_base(mixer);
+	bld_regs = sun8i_blender_regmap(mixer);
 	ch_base = sun8i_channel_base(mixer, channel);
 
 	src_w = drm_rect_width(&state->src) >> 16;
@@ -183,10 +185,10 @@ static int sun8i_vi_layer_update_coord(struct sun8i_mixer *mixer, int channel,
 	DRM_DEBUG_DRIVER("Layer destination coordinates X: %d Y: %d\n",
 			 state->dst.x1, state->dst.y1);
 	DRM_DEBUG_DRIVER("Layer destination size W: %d H: %d\n", dst_w, dst_h);
-	regmap_write(mixer->engine.regs,
+	regmap_write(bld_regs,
 		     SUN8I_MIXER_BLEND_ATTR_COORD(bld_base, zpos),
 		     SUN8I_MIXER_COORD(state->dst.x1, state->dst.y1));
-	regmap_write(mixer->engine.regs,
+	regmap_write(bld_regs,
 		     SUN8I_MIXER_BLEND_ATTR_INSIZE(bld_base, zpos),
 		     outsize);
 
@@ -483,7 +485,7 @@ struct sun8i_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
 	if (!layer)
 		return ERR_PTR(-ENOMEM);
 
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type >= SUN8I_MIXER_DE3) {
 		formats = sun8i_vi_layer_de3_formats;
 		format_count = ARRAY_SIZE(sun8i_vi_layer_de3_formats);
 	} else {
@@ -507,7 +509,7 @@ struct sun8i_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
 
 	plane_cnt = mixer->cfg->ui_num + mixer->cfg->vi_num;
 
-	if (mixer->cfg->vi_num == 1 || mixer->cfg->is_de3) {
+	if (mixer->cfg->vi_num == 1 || mixer->cfg->de_type >= SUN8I_MIXER_DE3) {
 		ret = drm_plane_create_alpha_property(&layer->plane);
 		if (ret) {
 			dev_err(drm->dev, "Couldn't add alpha property\n");
@@ -524,7 +526,7 @@ struct sun8i_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
 
 	supported_encodings = BIT(DRM_COLOR_YCBCR_BT601) |
 			      BIT(DRM_COLOR_YCBCR_BT709);
-	if (mixer->cfg->is_de3)
+	if (mixer->cfg->de_type >= SUN8I_MIXER_DE3)
 		supported_encodings |= BIT(DRM_COLOR_YCBCR_BT2020);
 
 	supported_ranges = BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c
index 7ba75011adf9..82df6244af88 100644
--- a/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c
+++ b/drivers/gpu/drm/sun4i/sun8i_vi_scaler.c
@@ -835,7 +835,9 @@ static const u32 bicubic4coefftab32[480] = {
 
 static u32 sun8i_vi_scaler_base(struct sun8i_mixer *mixer, int channel)
 {
-	if (mixer->cfg->is_de3)
+	if (mixer->cfg->de_type == SUN8I_MIXER_DE33)
+		return sun8i_channel_base(mixer, channel) + 0x3000;
+	else if (mixer->cfg->de_type == SUN8I_MIXER_DE3)
 		return DE3_VI_SCALER_UNIT_BASE +
 		       DE3_VI_SCALER_UNIT_SIZE * channel;
 	else
@@ -956,7 +958,7 @@ void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer,
 		cvphase = vphase;
 	}
 
-	if (mixer->cfg->is_de3) {
+	if (mixer->cfg->de_type >= SUN8I_MIXER_DE3) {
 		u32 val;
 
 		if (format->hsub == 1 && format->vsub == 1)
diff --git a/drivers/gpu/drm/sysfb/ofdrm.c b/drivers/gpu/drm/sysfb/ofdrm.c
index fddfe8bea9f7..c9415f0cb3ed 100644
--- a/drivers/gpu/drm/sysfb/ofdrm.c
+++ b/drivers/gpu/drm/sysfb/ofdrm.c
@@ -8,6 +8,7 @@
 #include <drm/clients/drm_client_setup.h>
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_state_helper.h>
+#include <drm/drm_color_mgmt.h>
 #include <drm/drm_connector.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_device.h>
@@ -644,36 +645,36 @@ static void ofdrm_qemu_cmap_write(struct ofdrm_device *odev, unsigned char index
 	writeb(b, data);
 }
 
-static void ofdrm_device_set_gamma_linear(struct ofdrm_device *odev,
-					  const struct drm_format_info *format)
+static void ofdrm_set_gamma_lut(struct drm_crtc *crtc, unsigned int index,
+				u16 red, u16 green, u16 blue)
+{
+	struct drm_device *dev = crtc->dev;
+	struct ofdrm_device *odev = ofdrm_device_of_dev(dev);
+	u8 i8 = index & 0xff;
+	u8 r8 = red >> 8;
+	u8 g8 = green >> 8;
+	u8 b8 = blue >> 8;
+
+	if (drm_WARN_ON_ONCE(dev, index != i8))
+		return; /* driver bug */
+
+	odev->funcs->cmap_write(odev, i8, r8, g8, b8);
+}
+
+static void ofdrm_device_fill_gamma(struct ofdrm_device *odev,
+				    const struct drm_format_info *format)
 {
 	struct drm_device *dev = &odev->sysfb.dev;
-	int i;
+	struct drm_crtc *crtc = &odev->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_RGB565:
 	case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
-		/* Use better interpolation, to take 32 values from 0 to 255 */
-		for (i = 0; i < OFDRM_GAMMA_LUT_SIZE / 8; i++) {
-			unsigned char r = i * 8 + i / 4;
-			unsigned char g = i * 4 + i / 16;
-			unsigned char b = i * 8 + i / 4;
-
-			odev->funcs->cmap_write(odev, i, r, g, b);
-		}
-		/* Green has one more bit, so add padding with 0 for red and blue. */
-		for (i = OFDRM_GAMMA_LUT_SIZE / 8; i < OFDRM_GAMMA_LUT_SIZE / 4; i++) {
-			unsigned char r = 0;
-			unsigned char g = i * 4 + i / 16;
-			unsigned char b = 0;
-
-			odev->funcs->cmap_write(odev, i, r, g, b);
-		}
+		drm_crtc_fill_gamma_565(crtc, ofdrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_XRGB8888:
 	case DRM_FORMAT_BGRX8888:
-		for (i = 0; i < OFDRM_GAMMA_LUT_SIZE; i++)
-			odev->funcs->cmap_write(odev, i, i, i, i);
+		drm_crtc_fill_gamma_888(crtc, ofdrm_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(dev, "Unsupported format %p4cc for gamma correction\n",
@@ -682,42 +683,21 @@ static void ofdrm_device_set_gamma_linear(struct ofdrm_device *odev,
 	}
 }
 
-static void ofdrm_device_set_gamma(struct ofdrm_device *odev,
-				   const struct drm_format_info *format,
-				   struct drm_color_lut *lut)
+static void ofdrm_device_load_gamma(struct ofdrm_device *odev,
+				    const struct drm_format_info *format,
+				    struct drm_color_lut *lut)
 {
 	struct drm_device *dev = &odev->sysfb.dev;
-	int i;
+	struct drm_crtc *crtc = &odev->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_RGB565:
 	case DRM_FORMAT_RGB565 | DRM_FORMAT_BIG_ENDIAN:
-		/* Use better interpolation, to take 32 values from lut[0] to lut[255] */
-		for (i = 0; i < OFDRM_GAMMA_LUT_SIZE / 8; i++) {
-			unsigned char r = lut[i * 8 + i / 4].red >> 8;
-			unsigned char g = lut[i * 4 + i / 16].green >> 8;
-			unsigned char b = lut[i * 8 + i / 4].blue >> 8;
-
-			odev->funcs->cmap_write(odev, i, r, g, b);
-		}
-		/* Green has one more bit, so add padding with 0 for red and blue. */
-		for (i = OFDRM_GAMMA_LUT_SIZE / 8; i < OFDRM_GAMMA_LUT_SIZE / 4; i++) {
-			unsigned char r = 0;
-			unsigned char g = lut[i * 4 + i / 16].green >> 8;
-			unsigned char b = 0;
-
-			odev->funcs->cmap_write(odev, i, r, g, b);
-		}
+		drm_crtc_load_gamma_565_from_888(crtc, lut, ofdrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_XRGB8888:
 	case DRM_FORMAT_BGRX8888:
-		for (i = 0; i < OFDRM_GAMMA_LUT_SIZE; i++) {
-			unsigned char r = lut[i].red >> 8;
-			unsigned char g = lut[i].green >> 8;
-			unsigned char b = lut[i].blue >> 8;
-
-			odev->funcs->cmap_write(odev, i, r, g, b);
-		}
+		drm_crtc_load_gamma_888(crtc, lut, ofdrm_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(dev, "Unsupported format %p4cc for gamma correction\n",
@@ -753,9 +733,9 @@ static void ofdrm_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_ato
 		const struct drm_format_info *format = sysfb_crtc_state->format;
 
 		if (crtc_state->gamma_lut)
-			ofdrm_device_set_gamma(odev, format, crtc_state->gamma_lut->data);
+			ofdrm_device_load_gamma(odev, format, crtc_state->gamma_lut->data);
 		else
-			ofdrm_device_set_gamma_linear(odev, format);
+			ofdrm_device_fill_gamma(odev, format);
 	}
 }
 
diff --git a/drivers/gpu/drm/sysfb/vesadrm.c b/drivers/gpu/drm/sysfb/vesadrm.c
index 4d62c78e7d1e..7945544ba73e 100644
--- a/drivers/gpu/drm/sysfb/vesadrm.c
+++ b/drivers/gpu/drm/sysfb/vesadrm.c
@@ -9,6 +9,7 @@
 #include <drm/clients/drm_client_setup.h>
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_state_helper.h>
+#include <drm/drm_color_mgmt.h>
 #include <drm/drm_connector.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_device.h>
@@ -87,15 +88,10 @@ static struct vesadrm_device *to_vesadrm_device(struct drm_device *dev)
 static void vesadrm_vga_cmap_write(struct vesadrm_device *vesa, unsigned int index,
 				   u16 red, u16 green, u16 blue)
 {
-	u8 i8, r8, g8, b8;
-
-	if (index > 255)
-		return;
-
-	i8 = index;
-	r8 = red >> 8;
-	g8 = green >> 8;
-	b8 = blue >> 8;
+	u8 i8 = index;
+	u8 r8 = red >> 8;
+	u8 g8 = green >> 8;
+	u8 b8 = blue >> 8;
 
 	outb_p(i8, VGA_PEL_IW);
 	outb_p(r8, VGA_PEL_D);
@@ -120,9 +116,6 @@ static void vesadrm_pmi_cmap_write(struct vesadrm_device *vesa, unsigned int ind
 		0x00,
 	};
 
-	if (index > 255)
-		return;
-
 	__asm__ __volatile__ (
 		"call *(%%esi)"
 		: /* no return value */
@@ -135,43 +128,36 @@ static void vesadrm_pmi_cmap_write(struct vesadrm_device *vesa, unsigned int ind
 }
 #endif
 
-static void vesadrm_set_gamma_linear(struct vesadrm_device *vesa,
-				     const struct drm_format_info *format)
+static void vesadrm_set_gamma_lut(struct drm_crtc *crtc, unsigned int index,
+				  u16 red, u16 green, u16 blue)
+{
+	struct drm_device *dev = crtc->dev;
+	struct vesadrm_device *vesa = to_vesadrm_device(dev);
+	u8 i8 = index & 0xff;
+
+	if (drm_WARN_ON_ONCE(dev, index != i8))
+		return; /* driver bug */
+
+	vesa->cmap_write(vesa, i8, red, green, blue);
+}
+
+static void vesadrm_fill_gamma_lut(struct vesadrm_device *vesa,
+				   const struct drm_format_info *format)
 {
 	struct drm_device *dev = &vesa->sysfb.dev;
-	size_t i;
-	u16 r16, g16, b16;
+	struct drm_crtc *crtc = &vesa->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_XRGB1555:
-		for (i = 0; i < 32; ++i) {
-			r16 = i * 8 + i / 4;
-			r16 |= (r16 << 8) | r16;
-			vesa->cmap_write(vesa, i, r16, r16, r16);
-		}
+		drm_crtc_fill_gamma_555(crtc, vesadrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB565:
-		for (i = 0; i < 32; ++i) {
-			r16 = i * 8 + i / 4;
-			r16 |= (r16 << 8) | r16;
-			g16 = i * 4 + i / 16;
-			g16 |= (g16 << 8) | g16;
-			b16 = r16;
-			vesa->cmap_write(vesa, i, r16, g16, b16);
-		}
-		for (i = 32; i < 64; ++i) {
-			g16 = i * 4 + i / 16;
-			g16 |= (g16 << 8) | g16;
-			vesa->cmap_write(vesa, i, 0, g16, 0);
-		}
+		drm_crtc_fill_gamma_565(crtc, vesadrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB888:
 	case DRM_FORMAT_XRGB8888:
 	case DRM_FORMAT_BGRX8888:
-		for (i = 0; i < 256; ++i) {
-			r16 = (i << 8) | i;
-			vesa->cmap_write(vesa, i, r16, r16, r16);
-		}
+		drm_crtc_fill_gamma_888(crtc, vesadrm_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(dev, "Unsupported format %p4cc for gamma correction\n",
@@ -180,38 +166,24 @@ static void vesadrm_set_gamma_linear(struct vesadrm_device *vesa,
 	}
 }
 
-static void vesadrm_set_gamma_lut(struct vesadrm_device *vesa,
-				  const struct drm_format_info *format,
-				  struct drm_color_lut *lut)
+static void vesadrm_load_gamma_lut(struct vesadrm_device *vesa,
+				   const struct drm_format_info *format,
+				   struct drm_color_lut *lut)
 {
 	struct drm_device *dev = &vesa->sysfb.dev;
-	size_t i;
-	u16 r16, g16, b16;
+	struct drm_crtc *crtc = &vesa->crtc;
 
 	switch (format->format) {
 	case DRM_FORMAT_XRGB1555:
-		for (i = 0; i < 32; ++i) {
-			r16 = lut[i * 8 + i / 4].red;
-			g16 = lut[i * 8 + i / 4].green;
-			b16 = lut[i * 8 + i / 4].blue;
-			vesa->cmap_write(vesa, i, r16, g16, b16);
-		}
+		drm_crtc_load_gamma_555_from_888(crtc, lut, vesadrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB565:
-		for (i = 0; i < 32; ++i) {
-			r16 = lut[i * 8 + i / 4].red;
-			g16 = lut[i * 4 + i / 16].green;
-			b16 = lut[i * 8 + i / 4].blue;
-			vesa->cmap_write(vesa, i, r16, g16, b16);
-		}
-		for (i = 32; i < 64; ++i)
-			vesa->cmap_write(vesa, i, 0, lut[i * 4 + i / 16].green, 0);
+		drm_crtc_load_gamma_565_from_888(crtc, lut, vesadrm_set_gamma_lut);
 		break;
 	case DRM_FORMAT_RGB888:
 	case DRM_FORMAT_XRGB8888:
 	case DRM_FORMAT_BGRX8888:
-		for (i = 0; i < 256; ++i)
-			vesa->cmap_write(vesa, i, lut[i].red, lut[i].green, lut[i].blue);
+		drm_crtc_load_gamma_888(crtc, lut, vesadrm_set_gamma_lut);
 		break;
 	default:
 		drm_warn_once(dev, "Unsupported format %p4cc for gamma correction\n",
@@ -253,13 +225,13 @@ static void vesadrm_crtc_helper_atomic_flush(struct drm_crtc *crtc,
 	if (crtc_state->enable && crtc_state->color_mgmt_changed) {
 		if (sysfb_crtc_state->format == sysfb->fb_format) {
 			if (crtc_state->gamma_lut)
-				vesadrm_set_gamma_lut(vesa,
-						      sysfb_crtc_state->format,
-						      crtc_state->gamma_lut->data);
+				vesadrm_load_gamma_lut(vesa,
+						       sysfb_crtc_state->format,
+						       crtc_state->gamma_lut->data);
 			else
-				vesadrm_set_gamma_linear(vesa, sysfb_crtc_state->format);
+				vesadrm_fill_gamma_lut(vesa, sysfb_crtc_state->format);
 		} else {
-			vesadrm_set_gamma_linear(vesa, sysfb_crtc_state->format);
+			vesadrm_fill_gamma_lut(vesa, sysfb_crtc_state->format);
 		}
 	}
 }
diff --git a/drivers/gpu/drm/tests/drm_bridge_test.c b/drivers/gpu/drm/tests/drm_bridge_test.c
index ff88ec2e911c..887020141c7f 100644
--- a/drivers/gpu/drm/tests/drm_bridge_test.c
+++ b/drivers/gpu/drm/tests/drm_bridge_test.c
@@ -8,36 +8,64 @@
 #include <drm/drm_bridge_helper.h>
 #include <drm/drm_kunit_helpers.h>
 
+#include <kunit/device.h>
 #include <kunit/test.h>
 
+/*
+ * Mimick the typical "private" struct defined by a bridge driver, which
+ * embeds a bridge plus other fields.
+ *
+ * Having at least one member before @bridge ensures we test non-zero
+ * @bridge offset.
+ */
+struct drm_bridge_priv {
+	unsigned int enable_count;
+	unsigned int disable_count;
+	struct drm_bridge bridge;
+	void *data;
+};
+
 struct drm_bridge_init_priv {
 	struct drm_device drm;
+	/** @dev: device, only for tests not needing a whole drm_device */
+	struct device *dev;
 	struct drm_plane *plane;
 	struct drm_crtc *crtc;
 	struct drm_encoder encoder;
-	struct drm_bridge bridge;
+	struct drm_bridge_priv *test_bridge;
 	struct drm_connector *connector;
-	unsigned int enable_count;
-	unsigned int disable_count;
+	bool destroyed;
 };
 
+static struct drm_bridge_priv *bridge_to_priv(struct drm_bridge *bridge)
+{
+	return container_of(bridge, struct drm_bridge_priv, bridge);
+}
+
+static void drm_test_bridge_priv_destroy(struct drm_bridge *bridge)
+{
+	struct drm_bridge_priv *bridge_priv = bridge_to_priv(bridge);
+	struct drm_bridge_init_priv *priv = (struct drm_bridge_init_priv *)bridge_priv->data;
+
+	priv->destroyed = true;
+}
+
 static void drm_test_bridge_enable(struct drm_bridge *bridge)
 {
-	struct drm_bridge_init_priv *priv =
-		container_of(bridge, struct drm_bridge_init_priv, bridge);
+	struct drm_bridge_priv *priv = bridge_to_priv(bridge);
 
 	priv->enable_count++;
 }
 
 static void drm_test_bridge_disable(struct drm_bridge *bridge)
 {
-	struct drm_bridge_init_priv *priv =
-		container_of(bridge, struct drm_bridge_init_priv, bridge);
+	struct drm_bridge_priv *priv = bridge_to_priv(bridge);
 
 	priv->disable_count++;
 }
 
 static const struct drm_bridge_funcs drm_test_bridge_legacy_funcs = {
+	.destroy		= drm_test_bridge_priv_destroy,
 	.enable			= drm_test_bridge_enable,
 	.disable		= drm_test_bridge_disable,
 };
@@ -45,8 +73,7 @@ static const struct drm_bridge_funcs drm_test_bridge_legacy_funcs = {
 static void drm_test_bridge_atomic_enable(struct drm_bridge *bridge,
 					  struct drm_atomic_state *state)
 {
-	struct drm_bridge_init_priv *priv =
-		container_of(bridge, struct drm_bridge_init_priv, bridge);
+	struct drm_bridge_priv *priv = bridge_to_priv(bridge);
 
 	priv->enable_count++;
 }
@@ -54,13 +81,13 @@ static void drm_test_bridge_atomic_enable(struct drm_bridge *bridge,
 static void drm_test_bridge_atomic_disable(struct drm_bridge *bridge,
 					   struct drm_atomic_state *state)
 {
-	struct drm_bridge_init_priv *priv =
-		container_of(bridge, struct drm_bridge_init_priv, bridge);
+	struct drm_bridge_priv *priv = bridge_to_priv(bridge);
 
 	priv->disable_count++;
 }
 
 static const struct drm_bridge_funcs drm_test_bridge_atomic_funcs = {
+	.destroy		= drm_test_bridge_priv_destroy,
 	.atomic_enable		= drm_test_bridge_atomic_enable,
 	.atomic_disable		= drm_test_bridge_atomic_disable,
 	.atomic_destroy_state	= drm_atomic_helper_bridge_destroy_state,
@@ -102,6 +129,12 @@ drm_test_bridge_init(struct kunit *test, const struct drm_bridge_funcs *funcs)
 	if (IS_ERR(priv))
 		return ERR_CAST(priv);
 
+	priv->test_bridge = devm_drm_bridge_alloc(dev, struct drm_bridge_priv, bridge, funcs);
+	if (IS_ERR(priv->test_bridge))
+		return ERR_CAST(priv->test_bridge);
+
+	priv->test_bridge->data = priv;
+
 	drm = &priv->drm;
 	priv->plane = drm_kunit_helper_create_primary_plane(test, drm,
 							    NULL,
@@ -125,9 +158,8 @@ drm_test_bridge_init(struct kunit *test, const struct drm_bridge_funcs *funcs)
 
 	enc->possible_crtcs = drm_crtc_mask(priv->crtc);
 
-	bridge = &priv->bridge;
+	bridge = &priv->test_bridge->bridge;
 	bridge->type = DRM_MODE_CONNECTOR_VIRTUAL;
-	bridge->funcs = funcs;
 
 	ret = drm_kunit_bridge_add(test, bridge);
 	if (ret)
@@ -173,7 +205,7 @@ static void drm_test_drm_bridge_get_current_state_atomic(struct kunit *test)
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
 
 retry_commit:
-	bridge = &priv->bridge;
+	bridge = &priv->test_bridge->bridge;
 	bridge_state = drm_atomic_get_bridge_state(state, bridge);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, bridge_state);
 
@@ -228,7 +260,7 @@ static void drm_test_drm_bridge_get_current_state_legacy(struct kunit *test)
 	 * locking. The function would return NULL in all cases anyway,
 	 * so we don't really have any concurrency to worry about.
 	 */
-	bridge = &priv->bridge;
+	bridge = &priv->test_bridge->bridge;
 	KUNIT_EXPECT_NULL(test, drm_bridge_get_current_state(bridge));
 }
 
@@ -253,7 +285,7 @@ static void drm_test_drm_bridge_helper_reset_crtc_atomic(struct kunit *test)
 	struct drm_modeset_acquire_ctx ctx;
 	struct drm_bridge_init_priv *priv;
 	struct drm_display_mode *mode;
-	struct drm_bridge *bridge;
+	struct drm_bridge_priv *bridge_priv;
 	int ret;
 
 	priv = drm_test_bridge_init(test, &drm_test_bridge_atomic_funcs);
@@ -279,14 +311,14 @@ retry_commit:
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
-	bridge = &priv->bridge;
-	KUNIT_ASSERT_EQ(test, priv->enable_count, 1);
-	KUNIT_ASSERT_EQ(test, priv->disable_count, 0);
+	bridge_priv = priv->test_bridge;
+	KUNIT_ASSERT_EQ(test, bridge_priv->enable_count, 1);
+	KUNIT_ASSERT_EQ(test, bridge_priv->disable_count, 0);
 
 	drm_modeset_acquire_init(&ctx, 0);
 
 retry_reset:
-	ret = drm_bridge_helper_reset_crtc(bridge, &ctx);
+	ret = drm_bridge_helper_reset_crtc(&bridge_priv->bridge, &ctx);
 	if (ret == -EDEADLK) {
 		drm_modeset_backoff(&ctx);
 		goto retry_reset;
@@ -296,8 +328,8 @@ retry_reset:
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
-	KUNIT_EXPECT_EQ(test, priv->enable_count, 2);
-	KUNIT_EXPECT_EQ(test, priv->disable_count, 1);
+	KUNIT_EXPECT_EQ(test, bridge_priv->enable_count, 2);
+	KUNIT_EXPECT_EQ(test, bridge_priv->disable_count, 1);
 }
 
 /*
@@ -309,7 +341,7 @@ static void drm_test_drm_bridge_helper_reset_crtc_atomic_disabled(struct kunit *
 	struct drm_modeset_acquire_ctx ctx;
 	struct drm_bridge_init_priv *priv;
 	struct drm_display_mode *mode;
-	struct drm_bridge *bridge;
+	struct drm_bridge_priv *bridge_priv;
 	int ret;
 
 	priv = drm_test_bridge_init(test, &drm_test_bridge_atomic_funcs);
@@ -318,14 +350,14 @@ static void drm_test_drm_bridge_helper_reset_crtc_atomic_disabled(struct kunit *
 	mode = drm_kunit_display_mode_from_cea_vic(test, &priv->drm, 16);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, mode);
 
-	bridge = &priv->bridge;
-	KUNIT_ASSERT_EQ(test, priv->enable_count, 0);
-	KUNIT_ASSERT_EQ(test, priv->disable_count, 0);
+	bridge_priv = priv->test_bridge;
+	KUNIT_ASSERT_EQ(test, bridge_priv->enable_count, 0);
+	KUNIT_ASSERT_EQ(test, bridge_priv->disable_count, 0);
 
 	drm_modeset_acquire_init(&ctx, 0);
 
 retry_reset:
-	ret = drm_bridge_helper_reset_crtc(bridge, &ctx);
+	ret = drm_bridge_helper_reset_crtc(&bridge_priv->bridge, &ctx);
 	if (ret == -EDEADLK) {
 		drm_modeset_backoff(&ctx);
 		goto retry_reset;
@@ -335,8 +367,8 @@ retry_reset:
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
-	KUNIT_EXPECT_EQ(test, priv->enable_count, 0);
-	KUNIT_EXPECT_EQ(test, priv->disable_count, 0);
+	KUNIT_EXPECT_EQ(test, bridge_priv->enable_count, 0);
+	KUNIT_EXPECT_EQ(test, bridge_priv->disable_count, 0);
 }
 
 /*
@@ -348,7 +380,7 @@ static void drm_test_drm_bridge_helper_reset_crtc_legacy(struct kunit *test)
 	struct drm_modeset_acquire_ctx ctx;
 	struct drm_bridge_init_priv *priv;
 	struct drm_display_mode *mode;
-	struct drm_bridge *bridge;
+	struct drm_bridge_priv *bridge_priv;
 	int ret;
 
 	priv = drm_test_bridge_init(test, &drm_test_bridge_legacy_funcs);
@@ -374,14 +406,14 @@ retry_commit:
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
-	bridge = &priv->bridge;
-	KUNIT_ASSERT_EQ(test, priv->enable_count, 1);
-	KUNIT_ASSERT_EQ(test, priv->disable_count, 0);
+	bridge_priv = priv->test_bridge;
+	KUNIT_ASSERT_EQ(test, bridge_priv->enable_count, 1);
+	KUNIT_ASSERT_EQ(test, bridge_priv->disable_count, 0);
 
 	drm_modeset_acquire_init(&ctx, 0);
 
 retry_reset:
-	ret = drm_bridge_helper_reset_crtc(bridge, &ctx);
+	ret = drm_bridge_helper_reset_crtc(&bridge_priv->bridge, &ctx);
 	if (ret == -EDEADLK) {
 		drm_modeset_backoff(&ctx);
 		goto retry_reset;
@@ -391,8 +423,8 @@ retry_reset:
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
-	KUNIT_EXPECT_EQ(test, priv->enable_count, 2);
-	KUNIT_EXPECT_EQ(test, priv->disable_count, 1);
+	KUNIT_EXPECT_EQ(test, bridge_priv->enable_count, 2);
+	KUNIT_EXPECT_EQ(test, bridge_priv->disable_count, 1);
 }
 
 static struct kunit_case drm_bridge_helper_reset_crtc_tests[] = {
@@ -407,11 +439,83 @@ static struct kunit_suite drm_bridge_helper_reset_crtc_test_suite = {
 	.test_cases = drm_bridge_helper_reset_crtc_tests,
 };
 
+static int drm_test_bridge_alloc_init(struct kunit *test)
+{
+	struct drm_bridge_init_priv *priv;
+
+	priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL);
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv);
+
+	priv->dev = kunit_device_register(test, "drm-bridge-dev");
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv->dev);
+
+	test->priv = priv;
+
+	priv->test_bridge = devm_drm_bridge_alloc(priv->dev, struct drm_bridge_priv, bridge,
+						  &drm_test_bridge_atomic_funcs);
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv->test_bridge);
+
+	priv->test_bridge->data = priv;
+
+	KUNIT_ASSERT_FALSE(test, priv->destroyed);
+
+	return 0;
+}
+
+/*
+ * Test that a bridge is freed when the device is destroyed in lack of
+ * other drm_bridge_get/put() operations.
+ */
+static void drm_test_drm_bridge_alloc_basic(struct kunit *test)
+{
+	struct drm_bridge_init_priv *priv = test->priv;
+
+	KUNIT_ASSERT_FALSE(test, priv->destroyed);
+
+	kunit_device_unregister(test, priv->dev);
+	KUNIT_EXPECT_TRUE(test, priv->destroyed);
+}
+
+/*
+ * Test that a bridge is not freed when the device is destroyed when there
+ * is still a reference to it, and freed when that reference is put.
+ */
+static void drm_test_drm_bridge_alloc_get_put(struct kunit *test)
+{
+	struct drm_bridge_init_priv *priv = test->priv;
+
+	KUNIT_ASSERT_FALSE(test, priv->destroyed);
+
+	drm_bridge_get(&priv->test_bridge->bridge);
+	KUNIT_EXPECT_FALSE(test, priv->destroyed);
+
+	kunit_device_unregister(test, priv->dev);
+	KUNIT_EXPECT_FALSE(test, priv->destroyed);
+
+	drm_bridge_put(&priv->test_bridge->bridge);
+	KUNIT_EXPECT_TRUE(test, priv->destroyed);
+}
+
+static struct kunit_case drm_bridge_alloc_tests[] = {
+	KUNIT_CASE(drm_test_drm_bridge_alloc_basic),
+	KUNIT_CASE(drm_test_drm_bridge_alloc_get_put),
+	{ }
+};
+
+static struct kunit_suite drm_bridge_alloc_test_suite = {
+	.name = "drm_bridge_alloc",
+	.init = drm_test_bridge_alloc_init,
+	.test_cases = drm_bridge_alloc_tests,
+};
+
 kunit_test_suites(
 	&drm_bridge_get_current_state_test_suite,
 	&drm_bridge_helper_reset_crtc_test_suite,
+	&drm_bridge_alloc_test_suite,
 );
 
 MODULE_AUTHOR("Maxime Ripard <mripard@kernel.org>");
+MODULE_AUTHOR("Luca Ceresoli <luca.ceresoli@bootlin.com>");
+
 MODULE_DESCRIPTION("Kunit test for drm_bridge functions");
 MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c b/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
index 7ffd666753b1..8bd412735000 100644
--- a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
+++ b/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
@@ -33,7 +33,7 @@ struct drm_atomic_helper_connector_hdmi_priv {
 	struct drm_encoder encoder;
 	struct drm_connector connector;
 
-	const char *current_edid;
+	const void *current_edid;
 	size_t current_edid_len;
 };
 
@@ -56,7 +56,7 @@ static struct drm_display_mode *find_preferred_mode(struct drm_connector *connec
 }
 
 static int set_connector_edid(struct kunit *test, struct drm_connector *connector,
-			      const char *edid, size_t edid_len)
+			      const void *edid, size_t edid_len)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv =
 		connector_to_priv(connector);
@@ -89,15 +89,15 @@ static const struct drm_connector_hdmi_funcs reject_connector_hdmi_funcs = {
 };
 
 static enum drm_mode_status
-reject_100MHz_connector_tmds_char_rate_valid(const struct drm_connector *connector,
+reject_100mhz_connector_tmds_char_rate_valid(const struct drm_connector *connector,
 					     const struct drm_display_mode *mode,
 					     unsigned long long tmds_rate)
 {
 	return (tmds_rate > 100ULL * 1000 * 1000) ? MODE_BAD : MODE_OK;
 }
 
-static const struct drm_connector_hdmi_funcs reject_100_MHz_connector_hdmi_funcs = {
-	.tmds_char_rate_valid	= reject_100MHz_connector_tmds_char_rate_valid,
+static const struct drm_connector_hdmi_funcs reject_100mhz_connector_hdmi_funcs = {
+	.tmds_char_rate_valid	= reject_100mhz_connector_tmds_char_rate_valid,
 };
 
 static int dummy_connector_get_modes(struct drm_connector *connector)
@@ -140,10 +140,11 @@ static const struct drm_connector_funcs dummy_connector_funcs = {
 
 static
 struct drm_atomic_helper_connector_hdmi_priv *
-drm_kunit_helper_connector_hdmi_init_funcs(struct kunit *test,
-					   unsigned int formats,
-					   unsigned int max_bpc,
-					   const struct drm_connector_hdmi_funcs *hdmi_funcs)
+__connector_hdmi_init(struct kunit *test,
+		      unsigned int formats,
+		      unsigned int max_bpc,
+		      const struct drm_connector_hdmi_funcs *hdmi_funcs,
+		      const void *edid_data, size_t edid_len)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_connector *conn;
@@ -182,6 +183,8 @@ drm_kunit_helper_connector_hdmi_init_funcs(struct kunit *test,
 	enc->possible_crtcs = drm_crtc_mask(priv->crtc);
 
 	conn = &priv->connector;
+	conn->ycbcr_420_allowed = !!(formats & BIT(HDMI_COLORSPACE_YUV420));
+
 	ret = drmm_connector_hdmi_init(drm, conn,
 				       "Vendor", "Product",
 				       &dummy_connector_funcs,
@@ -197,29 +200,28 @@ drm_kunit_helper_connector_hdmi_init_funcs(struct kunit *test,
 
 	drm_mode_config_reset(drm);
 
+	if (edid_data && edid_len) {
+		ret = set_connector_edid(test, &priv->connector, edid_data, edid_len);
+		KUNIT_ASSERT_GT(test, ret, 0);
+	}
+
 	return priv;
 }
 
+#define drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test, formats, max_bpc, funcs, edid) \
+	__connector_hdmi_init(test, formats, max_bpc, funcs, edid, ARRAY_SIZE(edid))
+
 static
 struct drm_atomic_helper_connector_hdmi_priv *
 drm_kunit_helper_connector_hdmi_init(struct kunit *test,
 				     unsigned int formats,
 				     unsigned int max_bpc)
 {
-	struct drm_atomic_helper_connector_hdmi_priv *priv;
-	int ret;
-
-	priv = drm_kunit_helper_connector_hdmi_init_funcs(test,
-							  formats, max_bpc,
-							  &dummy_connector_hdmi_funcs);
-	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv);
-
-	ret = set_connector_edid(test, &priv->connector,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
-	return priv;
+	return drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				formats,
+				max_bpc,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_200mhz);
 }
 
 /*
@@ -414,7 +416,7 @@ static void drm_test_check_broadcast_rgb_auto_cea_mode(struct kunit *test)
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_EXPECT_TRUE(test, conn_state->hdmi.is_limited_range);
@@ -474,7 +476,7 @@ static void drm_test_check_broadcast_rgb_auto_cea_mode_vic_1(struct kunit *test)
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_EXPECT_FALSE(test, conn_state->hdmi.is_limited_range);
@@ -533,7 +535,7 @@ static void drm_test_check_broadcast_rgb_full_cea_mode(struct kunit *test)
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_ASSERT_EQ(test,
@@ -595,7 +597,7 @@ static void drm_test_check_broadcast_rgb_full_cea_mode_vic_1(struct kunit *test)
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_ASSERT_EQ(test,
@@ -658,7 +660,7 @@ static void drm_test_check_broadcast_rgb_limited_cea_mode(struct kunit *test)
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_ASSERT_EQ(test,
@@ -720,7 +722,7 @@ static void drm_test_check_broadcast_rgb_limited_cea_mode_vic_1(struct kunit *te
 	ret = drm_atomic_check_only(state);
 	KUNIT_ASSERT_EQ(test, ret, 0);
 
-	conn_state = drm_atomic_get_connector_state(state, conn);
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
 
 	KUNIT_ASSERT_EQ(test,
@@ -734,6 +736,107 @@ static void drm_test_check_broadcast_rgb_limited_cea_mode_vic_1(struct kunit *te
 }
 
 /*
+ * Test that for an HDMI connector, with an HDMI monitor, we will
+ * get a limited RGB Quantization Range with a YUV420 mode, no
+ * matter what the value of the Broadcast RGB property is set to.
+ */
+static void drm_test_check_broadcast_rgb_cea_mode_yuv420(struct kunit *test)
+{
+	struct drm_atomic_helper_connector_hdmi_priv *priv;
+	enum drm_hdmi_broadcast_rgb broadcast_rgb;
+	struct drm_modeset_acquire_ctx ctx;
+	struct drm_connector_state *conn_state;
+	struct drm_atomic_state *state;
+	struct drm_display_mode *mode;
+	struct drm_connector *conn;
+	struct drm_device *drm;
+	struct drm_crtc *crtc;
+	int ret;
+
+	broadcast_rgb = *(enum drm_hdmi_broadcast_rgb *)test->param_value;
+
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV420),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_4k_yuv420_dc_max_200mhz);
+	KUNIT_ASSERT_NOT_NULL(test, priv);
+
+	drm = &priv->drm;
+	crtc = priv->crtc;
+	conn = &priv->connector;
+	KUNIT_ASSERT_TRUE(test, conn->display_info.is_hdmi);
+
+	mode = drm_kunit_display_mode_from_cea_vic(test, drm, 95);
+	KUNIT_ASSERT_NOT_NULL(test, mode);
+
+	drm_modeset_acquire_init(&ctx, 0);
+
+retry_conn_enable:
+	ret = drm_kunit_helper_enable_crtc_connector(test, drm, crtc, conn,
+						     mode, &ctx);
+	if (ret == -EDEADLK) {
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_enable;
+	}
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	state = drm_kunit_helper_atomic_state_alloc(test, drm, &ctx);
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
+
+retry_conn_state:
+	conn_state = drm_atomic_get_connector_state(state, conn);
+	if (PTR_ERR(conn_state) == -EDEADLK) {
+		drm_atomic_state_clear(state);
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_state;
+	}
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
+
+	conn_state->hdmi.broadcast_rgb = broadcast_rgb;
+
+	ret = drm_atomic_check_only(state);
+	if (ret == -EDEADLK) {
+		drm_atomic_state_clear(state);
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_state;
+	}
+	KUNIT_ASSERT_EQ(test, ret, 0);
+
+	conn_state = drm_atomic_get_new_connector_state(state, conn);
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
+
+	KUNIT_ASSERT_EQ(test, conn_state->hdmi.broadcast_rgb, broadcast_rgb);
+	KUNIT_ASSERT_EQ(test, conn_state->hdmi.output_format, HDMI_COLORSPACE_YUV420);
+
+	KUNIT_EXPECT_TRUE(test, conn_state->hdmi.is_limited_range);
+
+	drm_modeset_drop_locks(&ctx);
+	drm_modeset_acquire_fini(&ctx);
+}
+
+static const enum drm_hdmi_broadcast_rgb check_broadcast_rgb_cea_mode_yuv420_tests[] = {
+	DRM_HDMI_BROADCAST_RGB_AUTO,
+	DRM_HDMI_BROADCAST_RGB_FULL,
+	DRM_HDMI_BROADCAST_RGB_LIMITED,
+};
+
+static void
+check_broadcast_rgb_cea_mode_yuv420_desc(const enum drm_hdmi_broadcast_rgb *broadcast_rgb,
+					 char *desc)
+{
+	sprintf(desc, "%s", drm_hdmi_connector_get_broadcast_rgb_name(*broadcast_rgb));
+}
+
+KUNIT_ARRAY_PARAM(check_broadcast_rgb_cea_mode_yuv420,
+		  check_broadcast_rgb_cea_mode_yuv420_tests,
+		  check_broadcast_rgb_cea_mode_yuv420_desc);
+
+/*
  * Test that if we change the maximum bpc property to a different value,
  * we trigger a mode change on the connector's CRTC, which will in turn
  * disable/enable the connector.
@@ -752,19 +855,16 @@ static void drm_test_check_output_bpc_crtc_mode_changed(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 
@@ -831,19 +931,16 @@ static void drm_test_check_output_bpc_crtc_mode_not_changed(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 
@@ -905,21 +1002,18 @@ static void drm_test_check_output_bpc_dvi(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_dvi_1080p);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_dvi_1080p,
-				 ARRAY_SIZE(test_edid_dvi_1080p));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_FALSE(test, info->is_hdmi);
 
@@ -959,19 +1053,16 @@ static void drm_test_check_tmds_char_rate_rgb_8bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1011,19 +1102,16 @@ static void drm_test_check_tmds_char_rate_rgb_10bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1063,19 +1151,16 @@ static void drm_test_check_tmds_char_rate_rgb_12bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1168,7 +1253,7 @@ static void drm_test_check_hdmi_funcs_reject_rate(struct kunit *test)
  * Then we will pick the latter, and the computed TMDS character rate
  * will be equal to 1.25 times the mode pixel clock.
  */
-static void drm_test_check_max_tmds_rate_bpc_fallback(struct kunit *test)
+static void drm_test_check_max_tmds_rate_bpc_fallback_rgb(struct kunit *test)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_modeset_acquire_ctx ctx;
@@ -1181,19 +1266,16 @@ static void drm_test_check_max_tmds_rate_bpc_fallback(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1229,6 +1311,80 @@ static void drm_test_check_max_tmds_rate_bpc_fallback(struct kunit *test)
 
 /*
  * Test that if:
+ * - We have an HDMI connector and a display supporting both RGB and YUV420
+ * - The chosen mode can be supported in YUV420 output format only
+ * - The chosen mode has a TMDS character rate higher than the display
+ *   supports in YUV420/12bpc
+ * - The chosen mode has a TMDS character rate lower than the display
+ *   supports in YUV420/10bpc.
+ *
+ * Then we will pick the latter, and the computed TMDS character rate
+ * will be equal to 1.25 * 0.5 times the mode pixel clock.
+ */
+static void drm_test_check_max_tmds_rate_bpc_fallback_yuv420(struct kunit *test)
+{
+	struct drm_atomic_helper_connector_hdmi_priv *priv;
+	struct drm_modeset_acquire_ctx ctx;
+	struct drm_connector_state *conn_state;
+	struct drm_display_info *info;
+	struct drm_display_mode *yuv420_only_mode;
+	unsigned long long rate;
+	struct drm_connector *conn;
+	struct drm_device *drm;
+	struct drm_crtc *crtc;
+	int ret;
+
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV420),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_4k_yuv420_dc_max_200mhz);
+	KUNIT_ASSERT_NOT_NULL(test, priv);
+
+	drm = &priv->drm;
+	crtc = priv->crtc;
+	conn = &priv->connector;
+	info = &conn->display_info;
+	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
+	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
+	KUNIT_ASSERT_TRUE(test, conn->ycbcr_420_allowed);
+
+	yuv420_only_mode = drm_kunit_display_mode_from_cea_vic(test, drm, 95);
+	KUNIT_ASSERT_NOT_NULL(test, yuv420_only_mode);
+	KUNIT_ASSERT_TRUE(test, drm_mode_is_420_only(info, yuv420_only_mode));
+
+	rate = drm_hdmi_compute_mode_clock(yuv420_only_mode, 12, HDMI_COLORSPACE_YUV420);
+	KUNIT_ASSERT_GT(test, rate, info->max_tmds_clock * 1000);
+
+	rate = drm_hdmi_compute_mode_clock(yuv420_only_mode, 10, HDMI_COLORSPACE_YUV420);
+	KUNIT_ASSERT_LT(test, rate, info->max_tmds_clock * 1000);
+
+	drm_modeset_acquire_init(&ctx, 0);
+
+retry_conn_enable:
+	ret = drm_kunit_helper_enable_crtc_connector(test, drm, crtc, conn,
+						     yuv420_only_mode, &ctx);
+	if (ret == -EDEADLK) {
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_enable;
+	}
+	KUNIT_EXPECT_EQ(test, ret, 0);
+
+	conn_state = conn->state;
+	KUNIT_ASSERT_NOT_NULL(test, conn_state);
+
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_bpc, 10);
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_format, HDMI_COLORSPACE_YUV420);
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.tmds_char_rate, yuv420_only_mode->clock * 625);
+
+	drm_modeset_drop_locks(&ctx);
+	drm_modeset_acquire_fini(&ctx);
+}
+
+/*
+ * Test that if:
  * - We have an HDMI connector supporting both RGB and YUV422 and up to
  *   12 bpc
  * - The chosen mode has a TMDS character rate higher than the display
@@ -1240,7 +1396,7 @@ static void drm_test_check_max_tmds_rate_bpc_fallback(struct kunit *test)
  * Then we will prefer to keep the RGB format with a lower bpc over
  * picking YUV422.
  */
-static void drm_test_check_max_tmds_rate_format_fallback(struct kunit *test)
+static void drm_test_check_max_tmds_rate_bpc_fallback_ignore_yuv422(struct kunit *test)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_modeset_acquire_ctx ctx;
@@ -1253,21 +1409,18 @@ static void drm_test_check_max_tmds_rate_format_fallback(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1304,6 +1457,170 @@ static void drm_test_check_max_tmds_rate_format_fallback(struct kunit *test)
 }
 
 /*
+ * Test that if:
+ * - We have an HDMI connector supporting both RGB and YUV420 and up to
+ *   12 bpc
+ * - The chosen mode has a TMDS character rate higher than the display
+ *   supports in RGB/10bpc but lower than the display supports in
+ *   RGB/8bpc
+ * - The chosen mode has a TMDS character rate lower than the display
+ *   supports in YUV420/12bpc.
+ *
+ * Then we will prefer to keep the RGB format with a lower bpc over
+ * picking YUV420.
+ */
+static void drm_test_check_max_tmds_rate_bpc_fallback_ignore_yuv420(struct kunit *test)
+{
+	struct drm_atomic_helper_connector_hdmi_priv *priv;
+	struct drm_modeset_acquire_ctx ctx;
+	struct drm_connector_state *conn_state;
+	struct drm_display_info *info;
+	struct drm_display_mode *preferred;
+	unsigned long long rate;
+	struct drm_connector *conn;
+	struct drm_device *drm;
+	struct drm_crtc *crtc;
+	int ret;
+
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV420),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_4k_rgb_yuv420_dc_max_340mhz);
+	KUNIT_ASSERT_NOT_NULL(test, priv);
+
+	drm = &priv->drm;
+	crtc = priv->crtc;
+	conn = &priv->connector;
+	info = &conn->display_info;
+	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
+	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
+	KUNIT_ASSERT_TRUE(test, conn->ycbcr_420_allowed);
+
+	preferred = find_preferred_mode(conn);
+	KUNIT_ASSERT_NOT_NULL(test, preferred);
+	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
+	KUNIT_ASSERT_TRUE(test, drm_mode_is_420_also(info, preferred));
+
+	rate = drm_hdmi_compute_mode_clock(preferred, 8, HDMI_COLORSPACE_RGB);
+	KUNIT_ASSERT_LT(test, rate, info->max_tmds_clock * 1000);
+
+	rate = drm_hdmi_compute_mode_clock(preferred, 10, HDMI_COLORSPACE_RGB);
+	KUNIT_ASSERT_GT(test, rate, info->max_tmds_clock * 1000);
+
+	rate = drm_hdmi_compute_mode_clock(preferred, 12, HDMI_COLORSPACE_YUV420);
+	KUNIT_ASSERT_LT(test, rate, info->max_tmds_clock * 1000);
+
+	drm_modeset_acquire_init(&ctx, 0);
+
+retry_conn_enable:
+	ret = drm_kunit_helper_enable_crtc_connector(test, drm, crtc, conn,
+						     preferred, &ctx);
+	if (ret == -EDEADLK) {
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_enable;
+	}
+	KUNIT_EXPECT_EQ(test, ret, 0);
+
+	conn_state = conn->state;
+	KUNIT_ASSERT_NOT_NULL(test, conn_state);
+
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_bpc, 8);
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_format, HDMI_COLORSPACE_RGB);
+
+	drm_modeset_drop_locks(&ctx);
+	drm_modeset_acquire_fini(&ctx);
+}
+
+/*
+ * Test that if a driver supports only RGB, but the chosen mode can be
+ * supported by the screen only in YUV420 output format, we end up with
+ * unsuccessful fallback attempts.
+ */
+static void drm_test_check_driver_unsupported_fallback_yuv420(struct kunit *test)
+{
+	struct drm_atomic_helper_connector_hdmi_priv *priv;
+	struct drm_modeset_acquire_ctx ctx;
+	struct drm_connector_state *conn_state;
+	struct drm_crtc_state *crtc_state;
+	struct drm_atomic_state *state;
+	struct drm_display_info *info;
+	struct drm_display_mode *preferred, *yuv420_only_mode;
+	struct drm_connector *conn;
+	struct drm_device *drm;
+	struct drm_crtc *crtc;
+	int ret;
+
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_4k_yuv420_dc_max_200mhz);
+	KUNIT_ASSERT_NOT_NULL(test, priv);
+
+	drm = &priv->drm;
+	crtc = priv->crtc;
+	conn = &priv->connector;
+	info = &conn->display_info;
+	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
+	KUNIT_ASSERT_FALSE(test, conn->ycbcr_420_allowed);
+
+	preferred = find_preferred_mode(conn);
+	KUNIT_ASSERT_NOT_NULL(test, preferred);
+	KUNIT_ASSERT_FALSE(test, drm_mode_is_420_also(info, preferred));
+
+	yuv420_only_mode = drm_kunit_display_mode_from_cea_vic(test, drm, 95);
+	KUNIT_ASSERT_NOT_NULL(test, yuv420_only_mode);
+	KUNIT_ASSERT_TRUE(test, drm_mode_is_420_only(info, yuv420_only_mode));
+
+	drm_modeset_acquire_init(&ctx, 0);
+
+retry_conn_enable:
+	ret = drm_kunit_helper_enable_crtc_connector(test, drm, crtc, conn,
+						     preferred, &ctx);
+	if (ret == -EDEADLK) {
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_conn_enable;
+	}
+	KUNIT_EXPECT_EQ(test, ret, 0);
+
+	conn_state = conn->state;
+	KUNIT_ASSERT_NOT_NULL(test, conn_state);
+	KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_format, HDMI_COLORSPACE_RGB);
+
+	state = drm_kunit_helper_atomic_state_alloc(test, drm, &ctx);
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
+
+retry_crtc_state:
+	crtc_state = drm_atomic_get_crtc_state(state, crtc);
+	if (PTR_ERR(crtc_state) == -EDEADLK) {
+		drm_atomic_state_clear(state);
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_crtc_state;
+	}
+	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc_state);
+
+	ret = drm_atomic_set_mode_for_crtc(crtc_state, yuv420_only_mode);
+	KUNIT_EXPECT_EQ(test, ret, 0);
+
+	ret = drm_atomic_check_only(state);
+	if (ret == -EDEADLK) {
+		drm_atomic_state_clear(state);
+		ret = drm_modeset_backoff(&ctx);
+		if (!ret)
+			goto retry_crtc_state;
+	}
+	KUNIT_ASSERT_LT(test, ret, 0);
+
+	drm_modeset_drop_locks(&ctx);
+	drm_modeset_acquire_fini(&ctx);
+}
+
+/*
  * Test that if a driver and screen supports RGB and YUV formats, and we
  * try to set the VIC 1 mode, we end up with 8bpc RGB even if we could
  * have had a higher bpc.
@@ -1321,20 +1638,17 @@ static void drm_test_check_output_bpc_format_vic_1(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1388,19 +1702,16 @@ static void drm_test_check_output_bpc_format_driver_rgb_only(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1458,21 +1769,18 @@ static void drm_test_check_output_bpc_format_display_rgb_only(struct kunit *test
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1531,19 +1839,16 @@ static void drm_test_check_output_bpc_format_driver_8bpc_only(struct kunit *test
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1594,21 +1899,18 @@ static void drm_test_check_output_bpc_format_display_8bpc_only(struct kunit *tes
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1704,17 +2006,17 @@ static struct kunit_case drm_atomic_helper_connector_hdmi_check_tests[] = {
 	KUNIT_CASE(drm_test_check_broadcast_rgb_full_cea_mode_vic_1),
 	KUNIT_CASE(drm_test_check_broadcast_rgb_limited_cea_mode),
 	KUNIT_CASE(drm_test_check_broadcast_rgb_limited_cea_mode_vic_1),
-	/*
-	 * TODO: When we'll have YUV output support, we need to check
-	 * that the limited range is always set to limited no matter
-	 * what the value of Broadcast RGB is.
-	 */
+	KUNIT_CASE_PARAM(drm_test_check_broadcast_rgb_cea_mode_yuv420,
+			 check_broadcast_rgb_cea_mode_yuv420_gen_params),
 	KUNIT_CASE(drm_test_check_broadcast_rgb_crtc_mode_changed),
 	KUNIT_CASE(drm_test_check_broadcast_rgb_crtc_mode_not_changed),
 	KUNIT_CASE(drm_test_check_disable_connector),
 	KUNIT_CASE(drm_test_check_hdmi_funcs_reject_rate),
-	KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback),
-	KUNIT_CASE(drm_test_check_max_tmds_rate_format_fallback),
+	KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback_rgb),
+	KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback_yuv420),
+	KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback_ignore_yuv422),
+	KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback_ignore_yuv420),
+	KUNIT_CASE(drm_test_check_driver_unsupported_fallback_yuv420),
 	KUNIT_CASE(drm_test_check_output_bpc_crtc_mode_changed),
 	KUNIT_CASE(drm_test_check_output_bpc_crtc_mode_not_changed),
 	KUNIT_CASE(drm_test_check_output_bpc_dvi),
@@ -1927,28 +2229,20 @@ static void drm_test_check_mode_valid(struct kunit *test)
 static void drm_test_check_mode_valid_reject_rate(struct kunit *test)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
-	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
-	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init_funcs(test,
-							  BIT(HDMI_COLORSPACE_RGB),
-							  8,
-							  &reject_100_MHz_connector_hdmi_funcs);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+					BIT(HDMI_COLORSPACE_RGB),
+					8,
+					&reject_100mhz_connector_hdmi_funcs,
+					test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
-	conn = &priv->connector;
-
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	/*
 	 * Unlike the drm_test_check_mode_valid() here 1080p is rejected, but
 	 * 480p is allowed.
 	 */
-	preferred = find_preferred_mode(conn);
+	preferred = find_preferred_mode(&priv->connector);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_EXPECT_EQ(test, preferred->hdisplay, 640);
 	KUNIT_EXPECT_EQ(test, preferred->vdisplay, 480);
@@ -1966,12 +2260,14 @@ static void drm_test_check_mode_valid_reject(struct kunit *test)
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
+	unsigned char no_edid[] = {};
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init_funcs(test,
-							  BIT(HDMI_COLORSPACE_RGB),
-							  8,
-							  &reject_connector_hdmi_funcs);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+					BIT(HDMI_COLORSPACE_RGB),
+					8,
+					&reject_connector_hdmi_funcs,
+					no_edid);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	conn = &priv->connector;
@@ -1996,20 +2292,15 @@ static void drm_test_check_mode_valid_reject_max_clock(struct kunit *test)
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
-	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_100mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	conn = &priv->connector;
-
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_100mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_100mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	KUNIT_ASSERT_EQ(test, conn->display_info.max_tmds_clock, 100 * 1000);
 
 	preferred = find_preferred_mode(conn);
diff --git a/drivers/gpu/drm/tests/drm_kunit_edid.h b/drivers/gpu/drm/tests/drm_kunit_edid.h
index 6358397a5d7a..02e2761b3b1f 100644
--- a/drivers/gpu/drm/tests/drm_kunit_edid.h
+++ b/drivers/gpu/drm/tests/drm_kunit_edid.h
@@ -583,4 +583,236 @@ static const unsigned char test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz[] = {
 	0x00, 0x00, 0x00, 0x8c
 };
 
+/*
+ * Max resolution:
+ * - 1920x1080@60Hz with RGB, YUV444, YUV422
+ * - 3840x2160@30Hz with YUV420 only
+ * Max BPC:         16 for all modes
+ * Max TMDS clock:  200 MHz
+ *
+ * edid-decode (hex):
+ *
+ * 00 ff ff ff ff ff ff 00 31 d8 34 00 00 00 00 00
+ * ff 23 01 03 80 60 36 78 0f ee 91 a3 54 4c 99 26
+ * 0f 50 54 20 00 00 01 01 01 01 01 01 01 01 01 01
+ * 01 01 01 01 01 01 02 3a 80 18 71 38 2d 40 58 2c
+ * 45 00 c0 1c 32 00 00 1e 00 00 00 fc 00 54 65 73
+ * 74 20 45 44 49 44 0a 20 20 20 00 00 00 fd 00 18
+ * 55 18 5e 11 00 0a 20 20 20 20 20 20 00 00 00 10
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 bb
+ *
+ * 02 03 29 31 42 90 5f 6c 03 0c 00 10 00 78 28 20
+ * 00 00 01 03 6d d8 5d c4 01 28 80 07 00 00 00 00
+ * 00 00 e3 0f 00 00 e2 0e 5f 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ca
+ *
+ * ----------------
+ *
+ * Block 0, Base EDID:
+ *   EDID Structure Version & Revision: 1.3
+ *   Vendor & Product Identification:
+ *     Manufacturer: LNX
+ *     Model: 52
+ *     Model year: 2025
+ *   Basic Display Parameters & Features:
+ *     Digital display
+ *     Maximum image size: 96 cm x 54 cm
+ *     Gamma: 2.20
+ *     RGB color display
+ *     Default (sRGB) color space is primary color space
+ *     First detailed timing is the preferred timing
+ *     Supports GTF timings within operating range
+ *   Color Characteristics:
+ *     Red  : 0.6396, 0.3300
+ *     Green: 0.2998, 0.5996
+ *     Blue : 0.1503, 0.0595
+ *     White: 0.3125, 0.3291
+ *   Established Timings I & II:
+ *     DMT 0x04:   640x480    59.940476 Hz   4:3     31.469 kHz     25.175000 MHz
+ *   Standard Timings: none
+ *   Detailed Timing Descriptors:
+ *     DTD 1:  1920x1080   60.000000 Hz  16:9     67.500 kHz    148.500000 MHz (960 mm x 540 mm)
+ *                  Hfront   88 Hsync  44 Hback  148 Hpol P
+ *                  Vfront    4 Vsync   5 Vback   36 Vpol P
+ *     Display Product Name: 'Test EDID'
+ *     Display Range Limits:
+ *       Monitor ranges (GTF): 24-85 Hz V, 24-94 kHz H, max dotclock 170 MHz
+ *     Dummy Descriptor:
+ *   Extension blocks: 1
+ * Checksum: 0xbb
+ *
+ * ----------------
+ *
+ * Block 1, CTA-861 Extension Block:
+ *   Revision: 3
+ *   Supports YCbCr 4:4:4
+ *   Supports YCbCr 4:2:2
+ *   Native detailed modes: 1
+ *   Video Data Block:
+ *     VIC  16:  1920x1080   60.000000 Hz  16:9     67.500 kHz    148.500000 MHz (native)
+ *     VIC  95:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz
+ *   Vendor-Specific Data Block (HDMI), OUI 00-0C-03:
+ *     Source physical address: 1.0.0.0
+ *     DC_48bit
+ *     DC_36bit
+ *     DC_30bit
+ *     DC_Y444
+ *     Maximum TMDS clock: 200 MHz
+ *     Extended HDMI video details:
+ *   Vendor-Specific Data Block (HDMI Forum), OUI C4-5D-D8:
+ *     Version: 1
+ *     Maximum TMDS Character Rate: 200 MHz
+ *     SCDC Present
+ *     Supports 16-bits/component Deep Color 4:2:0 Pixel Encoding
+ *     Supports 12-bits/component Deep Color 4:2:0 Pixel Encoding
+ *     Supports 10-bits/component Deep Color 4:2:0 Pixel Encoding
+ *   YCbCr 4:2:0 Capability Map Data Block:
+ *     Empty Capability Map
+ *   YCbCr 4:2:0 Video Data Block:
+ *     VIC  95:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz
+ * Checksum: 0xca
+ */
+static const unsigned char test_edid_hdmi_1080p_rgb_yuv_4k_yuv420_dc_max_200mhz[] = {
+	0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x31, 0xd8, 0x34, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0xff, 0x23, 0x01, 0x03, 0x80, 0x60, 0x36, 0x78,
+	0x0f, 0xee, 0x91, 0xa3, 0x54, 0x4c, 0x99, 0x26, 0x0f, 0x50, 0x54, 0x20,
+	0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+	0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x3a, 0x80, 0x18, 0x71, 0x38,
+	0x2d, 0x40, 0x58, 0x2c, 0x45, 0x00, 0xc0, 0x1c, 0x32, 0x00, 0x00, 0x1e,
+	0x00, 0x00, 0x00, 0xfc, 0x00, 0x54, 0x65, 0x73, 0x74, 0x20, 0x45, 0x44,
+	0x49, 0x44, 0x0a, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18,
+	0x55, 0x18, 0x5e, 0x11, 0x00, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+	0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xbb, 0x02, 0x03, 0x29, 0x31,
+	0x42, 0x90, 0x5f, 0x6c, 0x03, 0x0c, 0x00, 0x10, 0x00, 0x78, 0x28, 0x20,
+	0x00, 0x00, 0x01, 0x03, 0x6d, 0xd8, 0x5d, 0xc4, 0x01, 0x28, 0x80, 0x07,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe3, 0x0f, 0x00, 0x00, 0xe2, 0x0e,
+	0x5f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0xca
+};
+
+/*
+ * Max resolution: 3840x2160@30Hz with RGB, YUV444, YUV422, YUV420
+ * Max BPC:        16 for all modes
+ * Max TMDS clock: 340 MHz
+ *
+ * edid-decode (hex):
+ *
+ * 00 ff ff ff ff ff ff 00 31 d8 34 00 00 00 00 00
+ * ff 23 01 03 80 60 36 78 0f ee 91 a3 54 4c 99 26
+ * 0f 50 54 20 00 00 01 01 01 01 01 01 01 01 01 01
+ * 01 01 01 01 01 01 04 74 00 30 f2 70 5a 80 b0 58
+ * 8a 00 40 84 63 00 00 1e 00 00 00 fc 00 54 65 73
+ * 74 20 45 44 49 44 0a 20 20 20 00 00 00 fd 00 18
+ * 55 18 5e 22 00 0a 20 20 20 20 20 20 00 00 00 10
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 ce
+ *
+ * 02 03 27 31 41 5f 6c 03 0c 00 10 00 78 44 20 00
+ * 00 01 03 6d d8 5d c4 01 44 80 07 00 00 00 00 00
+ * 00 e3 0f 01 00 e1 0e 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+ * 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 84
+ *
+ * ----------------
+ *
+ * Block 0, Base EDID:
+ *   EDID Structure Version & Revision: 1.3
+ *   Vendor & Product Identification:
+ *     Manufacturer: LNX
+ *     Model: 52
+ *     Model year: 2025
+ *   Basic Display Parameters & Features:
+ *     Digital display
+ *     Maximum image size: 96 cm x 54 cm
+ *     Gamma: 2.20
+ *     RGB color display
+ *     Default (sRGB) color space is primary color space
+ *     First detailed timing is the preferred timing
+ *     Supports GTF timings within operating range
+ *   Color Characteristics:
+ *     Red  : 0.6396, 0.3300
+ *     Green: 0.2998, 0.5996
+ *     Blue : 0.1503, 0.0595
+ *     White: 0.3125, 0.3291
+ *   Established Timings I & II:
+ *     DMT 0x04:   640x480    59.940476 Hz   4:3     31.469 kHz     25.175000 MHz
+ *   Standard Timings: none
+ *   Detailed Timing Descriptors:
+ *     DTD 1:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz (1600 mm x 900 mm)
+ *                  Hfront  176 Hsync  88 Hback  296 Hpol P
+ *                  Vfront    8 Vsync  10 Vback   72 Vpol P
+ *     Display Product Name: 'Test EDID'
+ *     Display Range Limits:
+ *       Monitor ranges (GTF): 24-85 Hz V, 24-94 kHz H, max dotclock 340 MHz
+ *     Dummy Descriptor:
+ *   Extension blocks: 1
+ * Checksum: 0xce
+ *
+ * ----------------
+ *
+ * Block 1, CTA-861 Extension Block:
+ *   Revision: 3
+ *   Supports YCbCr 4:4:4
+ *   Supports YCbCr 4:2:2
+ *   Native detailed modes: 1
+ *   Video Data Block:
+ *     VIC  95:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz
+ *   Vendor-Specific Data Block (HDMI), OUI 00-0C-03:
+ *     Source physical address: 1.0.0.0
+ *     DC_48bit
+ *     DC_36bit
+ *     DC_30bit
+ *     DC_Y444
+ *     Maximum TMDS clock: 340 MHz
+ *     Extended HDMI video details:
+ *   Vendor-Specific Data Block (HDMI Forum), OUI C4-5D-D8:
+ *     Version: 1
+ *     Maximum TMDS Character Rate: 340 MHz
+ *     SCDC Present
+ *     Supports 16-bits/component Deep Color 4:2:0 Pixel Encoding
+ *     Supports 12-bits/component Deep Color 4:2:0 Pixel Encoding
+ *     Supports 10-bits/component Deep Color 4:2:0 Pixel Encoding
+ *   YCbCr 4:2:0 Capability Map Data Block:
+ *     VIC  95:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz
+ *   YCbCr 4:2:0 Video Data Block:
+ * Checksum: 0x84
+ */
+static const unsigned char test_edid_hdmi_4k_rgb_yuv420_dc_max_340mhz[] = {
+	0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x31, 0xd8, 0x34, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0xff, 0x23, 0x01, 0x03, 0x80, 0x60, 0x36, 0x78,
+	0x0f, 0xee, 0x91, 0xa3, 0x54, 0x4c, 0x99, 0x26, 0x0f, 0x50, 0x54, 0x20,
+	0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+	0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x74, 0x00, 0x30, 0xf2, 0x70,
+	0x5a, 0x80, 0xb0, 0x58, 0x8a, 0x00, 0x40, 0x84, 0x63, 0x00, 0x00, 0x1e,
+	0x00, 0x00, 0x00, 0xfc, 0x00, 0x54, 0x65, 0x73, 0x74, 0x20, 0x45, 0x44,
+	0x49, 0x44, 0x0a, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18,
+	0x55, 0x18, 0x5e, 0x22, 0x00, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+	0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xce, 0x02, 0x03, 0x27, 0x31,
+	0x41, 0x5f, 0x6c, 0x03, 0x0c, 0x00, 0x10, 0x00, 0x78, 0x44, 0x20, 0x00,
+	0x00, 0x01, 0x03, 0x6d, 0xd8, 0x5d, 0xc4, 0x01, 0x44, 0x80, 0x07, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0xe3, 0x0f, 0x01, 0x00, 0xe1, 0x0e, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x84
+};
+
 #endif // DRM_KUNIT_EDID_H_
diff --git a/drivers/gpu/drm/tidss/tidss_crtc.c b/drivers/gpu/drm/tidss/tidss_crtc.c
index 94f8e3178df5..a2f40a5c7703 100644
--- a/drivers/gpu/drm/tidss/tidss_crtc.c
+++ b/drivers/gpu/drm/tidss/tidss_crtc.c
@@ -130,7 +130,7 @@ static void tidss_crtc_position_planes(struct tidss_device *tidss,
 	    !to_tidss_crtc_state(cstate)->plane_pos_changed)
 		return;
 
-	for (layer = 0; layer < tidss->feat->num_planes; layer++) {
+	for (layer = 0; layer < tidss->feat->num_vids ; layer++) {
 		struct drm_plane_state *pstate;
 		struct drm_plane *plane;
 		bool layer_active = false;
@@ -271,7 +271,7 @@ static void tidss_crtc_atomic_disable(struct drm_crtc *crtc,
 	 * another videoport, the DSS will report sync lost issues. Disable all
 	 * the layers here as a work-around.
 	 */
-	for (u32 layer = 0; layer < tidss->feat->num_planes; layer++)
+	for (u32 layer = 0; layer < tidss->feat->num_vids; layer++)
 		dispc_ovr_enable_layer(tidss->dispc, tcrtc->hw_videoport, layer,
 				       false);
 
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c
index cacb5f3d8085..21363ccbd763 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.c
+++ b/drivers/gpu/drm/tidss/tidss_dispc.c
@@ -103,9 +103,16 @@ const struct dispc_features dispc_k2g_feats = {
 		},
 	},
 
-	.num_planes = 1,
-	.vid_name = { "vid1" },
-	.vid_lite = { false },
+	.num_vids = 1,
+
+	.vid_info = {
+		{
+			.name = "vid1",
+			.is_lite = false,
+			.hw_id = 0,
+		},
+	},
+
 	.vid_order = { 0 },
 };
 
@@ -178,11 +185,22 @@ const struct dispc_features dispc_am65x_feats = {
 		},
 	},
 
-	.num_planes = 2,
+	.num_vids = 2,
 	/* note: vid is plane_id 0 and vidl1 is plane_id 1 */
-	.vid_name = { "vid", "vidl1" },
-	.vid_lite = { false, true, },
-	.vid_order = { 1, 0 },
+	.vid_info = {
+		{
+			.name = "vid",
+			.is_lite = false,
+			.hw_id = 0,
+		},
+		{
+			.name = "vidl1",
+			.is_lite = true,
+			.hw_id = 1,
+		},
+	},
+
+	.vid_order = {1, 0},
 };
 
 static const u16 tidss_j721e_common_regs[DISPC_COMMON_REG_TABLE_LEN] = {
@@ -267,9 +285,32 @@ const struct dispc_features dispc_j721e_feats = {
 			.gamma_type = TIDSS_GAMMA_10BIT,
 		},
 	},
-	.num_planes = 4,
-	.vid_name = { "vid1", "vidl1", "vid2", "vidl2" },
-	.vid_lite = { 0, 1, 0, 1, },
+
+	.num_vids = 4,
+
+	.vid_info = {
+		{
+			.name = "vid1",
+			.is_lite = false,
+			.hw_id = 0,
+		},
+		{
+			.name = "vidl1",
+			.is_lite = true,
+			.hw_id = 1,
+		},
+		{
+			.name = "vid2",
+			.is_lite = false,
+			.hw_id = 2,
+		},
+		{
+			.name = "vidl2",
+			.is_lite = true,
+			.hw_id = 3,
+		},
+	},
+
 	.vid_order = { 1, 3, 0, 2 },
 };
 
@@ -315,11 +356,23 @@ const struct dispc_features dispc_am625_feats = {
 		},
 	},
 
-	.num_planes = 2,
+	.num_vids = 2,
+
 	/* note: vid is plane_id 0 and vidl1 is plane_id 1 */
-	.vid_name = { "vid", "vidl1" },
-	.vid_lite = { false, true, },
-	.vid_order = { 1, 0 },
+	.vid_info = {
+		{
+			.name = "vid",
+			.is_lite = false,
+			.hw_id = 0,
+		},
+		{
+			.name = "vidl1",
+			.is_lite = true,
+			.hw_id = 1,
+		}
+	},
+
+	.vid_order = {1, 0},
 };
 
 const struct dispc_features dispc_am62a7_feats = {
@@ -369,11 +422,58 @@ const struct dispc_features dispc_am62a7_feats = {
 		},
 	},
 
-	.num_planes = 2,
-	/* note: vid is plane_id 0 and vidl1 is plane_id 1 */
-	.vid_name = { "vid", "vidl1" },
-	.vid_lite = { false, true, },
-	.vid_order = { 1, 0 },
+	.num_vids = 2,
+
+	.vid_info = {
+		{
+			.name = "vid",
+			.is_lite = false,
+			.hw_id = 0,
+		},
+		{
+			.name = "vidl1",
+			.is_lite = true,
+			.hw_id = 1,
+		}
+	},
+
+	.vid_order = {1, 0},
+};
+
+const struct dispc_features dispc_am62l_feats = {
+	.max_pclk_khz = {
+		[DISPC_VP_DPI] = 165000,
+	},
+
+	.subrev = DISPC_AM62L,
+
+	.common = "common",
+	.common_regs = tidss_am65x_common_regs,
+
+	.num_vps = 1,
+	.vp_name = { "vp1" },
+	.ovr_name = { "ovr1" },
+	.vpclk_name =  { "vp1" },
+	.vp_bus_type = { DISPC_VP_DPI },
+
+	.vp_feat = { .color = {
+			.has_ctm = true,
+			.gamma_size = 256,
+			.gamma_type = TIDSS_GAMMA_8BIT,
+		},
+	},
+
+	.num_vids = 1,
+
+	.vid_info = {
+		{
+			.name = "vidl1",
+			.is_lite = true,
+			.hw_id = 1,
+		}
+	},
+
+	.vid_order = {0},
 };
 
 static const u16 *dispc_common_regmap;
@@ -734,7 +834,8 @@ static void dispc_k3_vp_write_irqstatus(struct dispc_device *dispc,
 static dispc_irq_t dispc_k3_vid_read_irqstatus(struct dispc_device *dispc,
 					       u32 hw_plane)
 {
-	u32 stat = dispc_read(dispc, DISPC_VID_IRQSTATUS(hw_plane));
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
+	u32 stat = dispc_read(dispc, DISPC_VID_IRQSTATUS(hw_id));
 
 	return dispc_vid_irq_from_raw(stat, hw_plane);
 }
@@ -742,9 +843,10 @@ static dispc_irq_t dispc_k3_vid_read_irqstatus(struct dispc_device *dispc,
 static void dispc_k3_vid_write_irqstatus(struct dispc_device *dispc,
 					 u32 hw_plane, dispc_irq_t vidstat)
 {
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
 	u32 stat = dispc_vid_irq_to_raw(vidstat, hw_plane);
 
-	dispc_write(dispc, DISPC_VID_IRQSTATUS(hw_plane), stat);
+	dispc_write(dispc, DISPC_VID_IRQSTATUS(hw_id), stat);
 }
 
 static dispc_irq_t dispc_k3_vp_read_irqenable(struct dispc_device *dispc,
@@ -766,7 +868,8 @@ static void dispc_k3_vp_set_irqenable(struct dispc_device *dispc,
 static dispc_irq_t dispc_k3_vid_read_irqenable(struct dispc_device *dispc,
 					       u32 hw_plane)
 {
-	u32 stat = dispc_read(dispc, DISPC_VID_IRQENABLE(hw_plane));
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
+	u32 stat = dispc_read(dispc, DISPC_VID_IRQENABLE(hw_id));
 
 	return dispc_vid_irq_from_raw(stat, hw_plane);
 }
@@ -774,9 +877,10 @@ static dispc_irq_t dispc_k3_vid_read_irqenable(struct dispc_device *dispc,
 static void dispc_k3_vid_set_irqenable(struct dispc_device *dispc,
 				       u32 hw_plane, dispc_irq_t vidstat)
 {
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
 	u32 stat = dispc_vid_irq_to_raw(vidstat, hw_plane);
 
-	dispc_write(dispc, DISPC_VID_IRQENABLE(hw_plane), stat);
+	dispc_write(dispc, DISPC_VID_IRQENABLE(hw_id), stat);
 }
 
 static
@@ -788,7 +892,8 @@ void dispc_k3_clear_irqstatus(struct dispc_device *dispc, dispc_irq_t clearmask)
 		if (clearmask & DSS_IRQ_VP_MASK(i))
 			dispc_k3_vp_write_irqstatus(dispc, i, clearmask);
 	}
-	for (i = 0; i < dispc->feat->num_planes; ++i) {
+
+	for (i = 0; i < dispc->feat->num_vids; ++i) {
 		if (clearmask & DSS_IRQ_PLANE_MASK(i))
 			dispc_k3_vid_write_irqstatus(dispc, i, clearmask);
 	}
@@ -809,7 +914,7 @@ dispc_irq_t dispc_k3_read_and_clear_irqstatus(struct dispc_device *dispc)
 	for (i = 0; i < dispc->feat->num_vps; ++i)
 		status |= dispc_k3_vp_read_irqstatus(dispc, i);
 
-	for (i = 0; i < dispc->feat->num_planes; ++i)
+	for (i = 0; i < dispc->feat->num_vids; ++i)
 		status |= dispc_k3_vid_read_irqstatus(dispc, i);
 
 	dispc_k3_clear_irqstatus(dispc, status);
@@ -825,7 +930,7 @@ static dispc_irq_t dispc_k3_read_irqenable(struct dispc_device *dispc)
 	for (i = 0; i < dispc->feat->num_vps; ++i)
 		enable |= dispc_k3_vp_read_irqenable(dispc, i);
 
-	for (i = 0; i < dispc->feat->num_planes; ++i)
+	for (i = 0; i < dispc->feat->num_vids; ++i)
 		enable |= dispc_k3_vid_read_irqenable(dispc, i);
 
 	return enable;
@@ -851,12 +956,15 @@ static void dispc_k3_set_irqenable(struct dispc_device *dispc,
 			main_disable |= BIT(i);		/* VP IRQ */
 	}
 
-	for (i = 0; i < dispc->feat->num_planes; ++i) {
+	for (i = 0; i < dispc->feat->num_vids; ++i) {
+		u32 hw_id = dispc->feat->vid_info[i].hw_id;
+
 		dispc_k3_vid_set_irqenable(dispc, i, mask);
+
 		if (mask & DSS_IRQ_PLANE_MASK(i))
-			main_enable |= BIT(i + 4);	/* VID IRQ */
+			main_enable |= BIT(hw_id + 4);	/* VID IRQ */
 		else
-			main_disable |= BIT(i + 4);	/* VID IRQ */
+			main_disable |= BIT(hw_id + 4);	/* VID IRQ */
 	}
 
 	if (main_enable)
@@ -879,6 +987,7 @@ dispc_irq_t dispc_read_and_clear_irqstatus(struct dispc_device *dispc)
 		return dispc_k2g_read_and_clear_irqstatus(dispc);
 	case DISPC_AM625:
 	case DISPC_AM62A7:
+	case DISPC_AM62L:
 	case DISPC_AM65X:
 	case DISPC_J721E:
 		return dispc_k3_read_and_clear_irqstatus(dispc);
@@ -896,6 +1005,7 @@ void dispc_set_irqenable(struct dispc_device *dispc, dispc_irq_t mask)
 		break;
 	case DISPC_AM625:
 	case DISPC_AM62A7:
+	case DISPC_AM62L:
 	case DISPC_AM65X:
 	case DISPC_J721E:
 		dispc_k3_set_irqenable(dispc, mask);
@@ -1358,8 +1468,10 @@ static void dispc_am65x_ovr_set_plane(struct dispc_device *dispc,
 				      u32 hw_plane, u32 hw_videoport,
 				      u32 x, u32 y, u32 layer)
 {
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
+
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer),
-			hw_plane, 4, 1);
+			hw_id, 4, 1);
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer),
 			x, 17, 6);
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer),
@@ -1370,8 +1482,10 @@ static void dispc_j721e_ovr_set_plane(struct dispc_device *dispc,
 				      u32 hw_plane, u32 hw_videoport,
 				      u32 x, u32 y, u32 layer)
 {
+	u32 hw_id = dispc->feat->vid_info[hw_plane].hw_id;
+
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer),
-			hw_plane, 4, 1);
+			hw_id, 4, 1);
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(layer),
 			x, 13, 0);
 	OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(layer),
@@ -1388,6 +1502,7 @@ void dispc_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane,
 		break;
 	case DISPC_AM625:
 	case DISPC_AM62A7:
+	case DISPC_AM62L:
 	case DISPC_AM65X:
 		dispc_am65x_ovr_set_plane(dispc, hw_plane, hw_videoport,
 					  x, y, layer);
@@ -2025,7 +2140,7 @@ int dispc_plane_check(struct dispc_device *dispc, u32 hw_plane,
 		      const struct drm_plane_state *state,
 		      u32 hw_videoport)
 {
-	bool lite = dispc->feat->vid_lite[hw_plane];
+	bool lite = dispc->feat->vid_info[hw_plane].is_lite;
 	u32 fourcc = state->fb->format->format;
 	bool need_scaling = state->src_w >> 16 != state->crtc_w ||
 		state->src_h >> 16 != state->crtc_h;
@@ -2096,7 +2211,7 @@ void dispc_plane_setup(struct dispc_device *dispc, u32 hw_plane,
 		       const struct drm_plane_state *state,
 		       u32 hw_videoport)
 {
-	bool lite = dispc->feat->vid_lite[hw_plane];
+	bool lite = dispc->feat->vid_info[hw_plane].is_lite;
 	u32 fourcc = state->fb->format->format;
 	u16 cpp = state->fb->format->cpp[0];
 	u32 fb_width = state->fb->pitches[0] / cpp;
@@ -2210,7 +2325,7 @@ static void dispc_k2g_plane_init(struct dispc_device *dispc)
 	/* MFLAG_START = MFLAGNORMALSTARTMODE */
 	REG_FLD_MOD(dispc, DISPC_GLOBAL_MFLAG_ATTRIBUTE, 0, 6, 6);
 
-	for (hw_plane = 0; hw_plane < dispc->feat->num_planes; hw_plane++) {
+	for (hw_plane = 0; hw_plane < dispc->feat->num_vids; hw_plane++) {
 		u32 size = dispc_vid_get_fifo_size(dispc, hw_plane);
 		u32 thr_low, thr_high;
 		u32 mflag_low, mflag_high;
@@ -2226,7 +2341,7 @@ static void dispc_k2g_plane_init(struct dispc_device *dispc)
 
 		dev_dbg(dispc->dev,
 			"%s: bufsize %u, buf_threshold %u/%u, mflag threshold %u/%u preload %u\n",
-			dispc->feat->vid_name[hw_plane],
+			dispc->feat->vid_info[hw_plane].name,
 			size,
 			thr_high, thr_low,
 			mflag_high, mflag_low,
@@ -2265,7 +2380,7 @@ static void dispc_k3_plane_init(struct dispc_device *dispc)
 	/* MFLAG_START = MFLAGNORMALSTARTMODE */
 	REG_FLD_MOD(dispc, DISPC_GLOBAL_MFLAG_ATTRIBUTE, 0, 6, 6);
 
-	for (hw_plane = 0; hw_plane < dispc->feat->num_planes; hw_plane++) {
+	for (hw_plane = 0; hw_plane < dispc->feat->num_vids; hw_plane++) {
 		u32 size = dispc_vid_get_fifo_size(dispc, hw_plane);
 		u32 thr_low, thr_high;
 		u32 mflag_low, mflag_high;
@@ -2281,7 +2396,7 @@ static void dispc_k3_plane_init(struct dispc_device *dispc)
 
 		dev_dbg(dispc->dev,
 			"%s: bufsize %u, buf_threshold %u/%u, mflag threshold %u/%u preload %u\n",
-			dispc->feat->vid_name[hw_plane],
+			dispc->feat->vid_info[hw_plane].name,
 			size,
 			thr_high, thr_low,
 			mflag_high, mflag_low,
@@ -2308,6 +2423,7 @@ static void dispc_plane_init(struct dispc_device *dispc)
 		break;
 	case DISPC_AM625:
 	case DISPC_AM62A7:
+	case DISPC_AM62L:
 	case DISPC_AM65X:
 	case DISPC_J721E:
 		dispc_k3_plane_init(dispc);
@@ -2416,6 +2532,7 @@ static void dispc_vp_write_gamma_table(struct dispc_device *dispc,
 		break;
 	case DISPC_AM625:
 	case DISPC_AM62A7:
+	case DISPC_AM62L:
 	case DISPC_AM65X:
 		dispc_am65x_vp_write_gamma_table(dispc, hw_videoport);
 		break;
@@ -2898,8 +3015,8 @@ int dispc_init(struct tidss_device *tidss)
 	if (r)
 		return r;
 
-	for (i = 0; i < dispc->feat->num_planes; i++) {
-		r = dispc_iomap_resource(pdev, dispc->feat->vid_name[i],
+	for (i = 0; i < dispc->feat->num_vids; i++) {
+		r = dispc_iomap_resource(pdev, dispc->feat->vid_info[i].name,
 					 &dispc->base_vid[i]);
 		if (r)
 			return r;
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.h b/drivers/gpu/drm/tidss/tidss_dispc.h
index 086327d51a90..28958514b8f5 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.h
+++ b/drivers/gpu/drm/tidss/tidss_dispc.h
@@ -46,6 +46,12 @@ struct dispc_features_scaling {
 	u32 xinc_max;
 };
 
+struct dispc_vid_info {
+	const char *name; /* Should match dt reg names */
+	u32 hw_id;
+	bool is_lite;
+};
+
 struct dispc_errata {
 	bool i2000; /* DSS Does Not Support YUV Pixel Data Formats */
 };
@@ -61,6 +67,7 @@ enum dispc_vp_bus_type {
 enum dispc_dss_subrevision {
 	DISPC_K2G,
 	DISPC_AM625,
+	DISPC_AM62L,
 	DISPC_AM62A7,
 	DISPC_AM65X,
 	DISPC_J721E,
@@ -82,15 +89,15 @@ struct dispc_features {
 	const char *vpclk_name[TIDSS_MAX_PORTS]; /* Should match dt clk names */
 	const enum dispc_vp_bus_type vp_bus_type[TIDSS_MAX_PORTS];
 	struct tidss_vp_feat vp_feat;
-	u32 num_planes;
-	const char *vid_name[TIDSS_MAX_PLANES]; /* Should match dt reg names */
-	bool vid_lite[TIDSS_MAX_PLANES];
+	u32 num_vids;
+	struct dispc_vid_info vid_info[TIDSS_MAX_PLANES];
 	u32 vid_order[TIDSS_MAX_PLANES];
 };
 
 extern const struct dispc_features dispc_k2g_feats;
 extern const struct dispc_features dispc_am625_feats;
 extern const struct dispc_features dispc_am62a7_feats;
+extern const struct dispc_features dispc_am62l_feats;
 extern const struct dispc_features dispc_am65x_feats;
 extern const struct dispc_features dispc_j721e_feats;
 
diff --git a/drivers/gpu/drm/tidss/tidss_drv.c b/drivers/gpu/drm/tidss/tidss_drv.c
index d4652e8cc28c..f2a4f659f574 100644
--- a/drivers/gpu/drm/tidss/tidss_drv.c
+++ b/drivers/gpu/drm/tidss/tidss_drv.c
@@ -242,6 +242,7 @@ static const struct of_device_id tidss_of_table[] = {
 	{ .compatible = "ti,k2g-dss", .data = &dispc_k2g_feats, },
 	{ .compatible = "ti,am625-dss", .data = &dispc_am625_feats, },
 	{ .compatible = "ti,am62a7-dss", .data = &dispc_am62a7_feats, },
+	{ .compatible = "ti,am62l-dss", .data = &dispc_am62l_feats, },
 	{ .compatible = "ti,am65x-dss", .data = &dispc_am65x_feats, },
 	{ .compatible = "ti,j721e-dss", .data = &dispc_j721e_feats, },
 	{ }
diff --git a/drivers/gpu/drm/tidss/tidss_kms.c b/drivers/gpu/drm/tidss/tidss_kms.c
index f371518f8697..19432c08ec6b 100644
--- a/drivers/gpu/drm/tidss/tidss_kms.c
+++ b/drivers/gpu/drm/tidss/tidss_kms.c
@@ -115,7 +115,7 @@ static int tidss_dispc_modeset_init(struct tidss_device *tidss)
 
 	const struct dispc_features *feat = tidss->feat;
 	u32 max_vps = feat->num_vps;
-	u32 max_planes = feat->num_planes;
+	u32 max_planes = feat->num_vids;
 
 	struct pipe pipes[TIDSS_MAX_PORTS];
 	u32 num_pipes = 0;
diff --git a/drivers/gpu/drm/tidss/tidss_plane.c b/drivers/gpu/drm/tidss/tidss_plane.c
index 719412e6c346..142ae81951a0 100644
--- a/drivers/gpu/drm/tidss/tidss_plane.c
+++ b/drivers/gpu/drm/tidss/tidss_plane.c
@@ -200,7 +200,7 @@ struct tidss_plane *tidss_plane_create(struct tidss_device *tidss,
 	struct tidss_plane *tplane;
 	enum drm_plane_type type;
 	u32 possible_crtcs;
-	u32 num_planes = tidss->feat->num_planes;
+	u32 num_planes = tidss->feat->num_vids;
 	u32 color_encodings = (BIT(DRM_COLOR_YCBCR_BT601) |
 			       BIT(DRM_COLOR_YCBCR_BT709));
 	u32 color_ranges = (BIT(DRM_COLOR_YCBCR_FULL_RANGE) |
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 08a23ab037cb..0f874f1e2526 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -46,6 +46,7 @@
 #include <linux/dma-resv.h>
 
 #include "ttm_module.h"
+#include "ttm_bo_internal.h"
 
 static void ttm_bo_mem_space_debug(struct ttm_buffer_object *bo,
 					struct ttm_placement *placement)
diff --git a/drivers/gpu/drm/ttm/ttm_bo_internal.h b/drivers/gpu/drm/ttm/ttm_bo_internal.h
new file mode 100644
index 000000000000..9d8b747a34db
--- /dev/null
+++ b/drivers/gpu/drm/ttm/ttm_bo_internal.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ */
+
+#ifndef _TTM_BO_INTERNAL_H_
+#define _TTM_BO_INTERNAL_H_
+
+#include <drm/ttm/ttm_bo.h>
+
+/**
+ * ttm_bo_get - reference a struct ttm_buffer_object
+ *
+ * @bo: The buffer object.
+ */
+static inline void ttm_bo_get(struct ttm_buffer_object *bo)
+{
+	kref_get(&bo->kref);
+}
+
+/**
+ * ttm_bo_get_unless_zero - reference a struct ttm_buffer_object unless
+ * its refcount has already reached zero.
+ * @bo: The buffer object.
+ *
+ * Used to reference a TTM buffer object in lookups where the object is removed
+ * from the lookup structure during the destructor and for RCU lookups.
+ *
+ * Returns: @bo if the referencing was successful, NULL otherwise.
+ */
+static inline __must_check struct ttm_buffer_object *
+ttm_bo_get_unless_zero(struct ttm_buffer_object *bo)
+{
+	if (!kref_get_unless_zero(&bo->kref))
+		return NULL;
+	return bo;
+}
+
+#endif
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 15cab9bda17f..b78365dc1fed 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -37,6 +37,8 @@
 
 #include <drm/drm_cache.h>
 
+#include "ttm_bo_internal.h"
+
 struct ttm_transfer_obj {
 	struct ttm_buffer_object base;
 	struct ttm_buffer_object *bo;
diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index 02e797fd1891..36075772555a 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -36,6 +36,7 @@
 #include <drm/ttm/ttm_placement.h>
 
 #include "ttm_module.h"
+#include "ttm_bo_internal.h"
 
 /*
  * ttm_global_mutex - protecting the global state
diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index c2ea865be657..a0436971b6a6 100644
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -1132,7 +1132,9 @@ void ttm_pool_fini(struct ttm_pool *pool)
 }
 EXPORT_SYMBOL(ttm_pool_fini);
 
-/* As long as pages are available make sure to release at least one */
+/* Free average pool number of pages.  */
+#define TTM_SHRINKER_BATCH ((1 << (MAX_PAGE_ORDER / 2)) * NR_PAGE_ORDERS)
+
 static unsigned long ttm_pool_shrinker_scan(struct shrinker *shrink,
 					    struct shrink_control *sc)
 {
@@ -1140,9 +1142,12 @@ static unsigned long ttm_pool_shrinker_scan(struct shrinker *shrink,
 
 	do
 		num_freed += ttm_pool_shrink();
-	while (!num_freed && atomic_long_read(&allocated_pages));
+	while (num_freed < sc->nr_to_scan &&
+	       atomic_long_read(&allocated_pages));
+
+	sc->nr_scanned = num_freed;
 
-	return num_freed;
+	return num_freed ?: SHRINK_STOP;
 }
 
 /* Return the number of pages available or SHRINK_EMPTY if we have none */
@@ -1233,7 +1238,7 @@ int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m)
 {
 	unsigned int i;
 
-	if (!pool->use_dma_alloc) {
+	if (!pool->use_dma_alloc && pool->nid == NUMA_NO_NODE) {
 		seq_puts(m, "unused\n");
 		return 0;
 	}
@@ -1242,7 +1247,12 @@ int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m)
 
 	spin_lock(&shrinker_lock);
 	for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) {
-		seq_puts(m, "DMA ");
+		if (!ttm_pool_select_type(pool, i, 0))
+			continue;
+		if (pool->use_dma_alloc)
+			seq_puts(m, "DMA ");
+		else
+			seq_printf(m, "N%d ", pool->nid);
 		switch (i) {
 		case ttm_cached:
 			seq_puts(m, "\t:");
@@ -1266,10 +1276,15 @@ EXPORT_SYMBOL(ttm_pool_debugfs);
 /* Test the shrinker functions and dump the result */
 static int ttm_pool_debugfs_shrink_show(struct seq_file *m, void *data)
 {
-	struct shrink_control sc = { .gfp_mask = GFP_NOFS };
+	struct shrink_control sc = {
+		.gfp_mask = GFP_NOFS,
+		.nr_to_scan = TTM_SHRINKER_BATCH,
+	};
+	unsigned long count;
 
 	fs_reclaim_acquire(GFP_KERNEL);
-	seq_printf(m, "%lu/%lu\n", ttm_pool_shrinker_count(mm_shrinker, &sc),
+	count = ttm_pool_shrinker_count(mm_shrinker, &sc);
+	seq_printf(m, "%lu/%lu\n", count,
 		   ttm_pool_shrinker_scan(mm_shrinker, &sc));
 	fs_reclaim_release(GFP_KERNEL);
 
@@ -1324,6 +1339,7 @@ int ttm_pool_mgr_init(unsigned long num_pages)
 
 	mm_shrinker->count_objects = ttm_pool_shrinker_count;
 	mm_shrinker->scan_objects = ttm_pool_shrinker_scan;
+	mm_shrinker->batch = TTM_SHRINKER_BATCH;
 	mm_shrinker->seeks = 1;
 
 	shrinker_register(mm_shrinker);
diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c
index 769b0ca9be47..006202fcd3c2 100644
--- a/drivers/gpu/drm/ttm/ttm_resource.c
+++ b/drivers/gpu/drm/ttm/ttm_resource.c
@@ -557,6 +557,9 @@ int ttm_resource_manager_evict_all(struct ttm_device *bdev,
 		cond_resched();
 	} while (!ret);
 
+	if (ret && ret != -ENOENT)
+		return ret;
+
 	spin_lock(&man->move_lock);
 	fence = dma_fence_get(man->move);
 	spin_unlock(&man->move_lock);
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index 1922988625eb..ce5ae7cacb90 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -57,7 +57,7 @@ static const struct drm_driver driver = {
 
 	/* GEM hooks */
 	.fops = &udl_driver_fops,
-	DRM_GEM_SHMEM_DRIVER_OPS,
+	DRM_GEM_SHMEM_DRIVER_OPS_NO_MAP_SGT,
 	DRM_FBDEV_SHMEM_DRIVER_OPS,
 
 	.name = DRIVER_NAME,
diff --git a/drivers/gpu/drm/v3d/v3d_submit.c b/drivers/gpu/drm/v3d/v3d_submit.c
index 4ff5de46fb22..5171ffe9012d 100644
--- a/drivers/gpu/drm/v3d/v3d_submit.c
+++ b/drivers/gpu/drm/v3d/v3d_submit.c
@@ -169,7 +169,7 @@ v3d_job_init(struct v3d_dev *v3d, struct drm_file *file_priv,
 	job->file = file_priv;
 
 	ret = drm_sched_job_init(&job->base, &v3d_priv->sched_entity[queue],
-				 1, v3d_priv);
+				 1, v3d_priv, file_priv->client_id);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 163d092bd973..07c91b450f93 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -560,6 +560,12 @@ static int vc4_hdmi_connector_init(struct drm_device *dev,
 	if (ret)
 		return ret;
 
+	ret = drm_connector_hdmi_audio_init(connector, dev->dev,
+					    &vc4_hdmi_audio_funcs,
+					    8, 0, false, -1);
+	if (ret)
+		return ret;
+
 	drm_connector_helper_add(connector, &vc4_hdmi_connector_helper_funcs);
 
 	/*
@@ -2286,7 +2292,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
 	}
 
 	ret = drm_connector_hdmi_audio_init(&vc4_hdmi->connector, dev,
-					    &vc4_hdmi_audio_funcs, 8, false,
+					    &vc4_hdmi_audio_funcs, 8, 0, false,
 					    -1);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index f17660a71a3e..f7def8b42068 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -88,6 +88,7 @@ struct virtio_gpu_object_params {
 
 struct virtio_gpu_object {
 	struct drm_gem_shmem_object base;
+	struct dma_buf *dma_buf;
 	struct sg_table *sgt;
 	uint32_t hw_res_handle;
 	bool dumb;
diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c
index 1118a0250279..722cde5e2d86 100644
--- a/drivers/gpu/drm/virtio/virtgpu_prime.c
+++ b/drivers/gpu/drm/virtio/virtgpu_prime.c
@@ -206,7 +206,7 @@ static void virtgpu_dma_buf_free_obj(struct drm_gem_object *obj)
 	struct virtio_gpu_device *vgdev = obj->dev->dev_private;
 
 	if (drm_gem_is_imported(obj)) {
-		struct dma_buf *dmabuf = obj->dma_buf;
+		struct dma_buf *dmabuf = bo->dma_buf;
 
 		dma_resv_lock(dmabuf->resv, NULL);
 		virtgpu_dma_buf_unmap(bo);
@@ -332,6 +332,7 @@ struct drm_gem_object *virtgpu_gem_prime_import(struct drm_device *dev,
 
 	obj->import_attach = attach;
 	get_dma_buf(buf);
+	bo->dma_buf = buf;
 
 	ret = virtgpu_dma_buf_init_obj(dev, bo, attach);
 	if (ret < 0)
diff --git a/drivers/gpu/drm/vkms/tests/Makefile b/drivers/gpu/drm/vkms/tests/Makefile
index 9ded37b67a46..0ee077942ae2 100644
--- a/drivers/gpu/drm/vkms/tests/Makefile
+++ b/drivers/gpu/drm/vkms/tests/Makefile
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
 obj-$(CONFIG_DRM_VKMS_KUNIT_TEST) += vkms_config_test.o
+obj-$(CONFIG_DRM_VKMS_KUNIT_TESTS) += vkms_format_test.o
diff --git a/drivers/gpu/drm/vkms/tests/vkms_format_test.c b/drivers/gpu/drm/vkms/tests/vkms_format_test.c
new file mode 100644
index 000000000000..2e1daef94831
--- /dev/null
+++ b/drivers/gpu/drm/vkms/tests/vkms_format_test.c
@@ -0,0 +1,280 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include <kunit/test.h>
+
+#include <drm/drm_fixed.h>
+#include <drm/drm_fourcc.h>
+
+#include "../../drm_crtc_internal.h"
+
+#include "../vkms_formats.h"
+
+#define TEST_BUFF_SIZE 50
+
+MODULE_IMPORT_NS("EXPORTED_FOR_KUNIT_TESTING");
+
+/**
+ * struct pixel_yuv_u8 - Internal representation of a pixel color.
+ * @y: Luma value, stored in 8 bits, without padding, using
+ *     machine endianness
+ * @u: Blue difference chroma value, stored in 8 bits, without padding, using
+ *     machine endianness
+ * @v: Red difference chroma value, stored in 8 bits, without padding, using
+ *     machine endianness
+ */
+struct pixel_yuv_u8 {
+	u8 y, u, v;
+};
+
+/*
+ * struct yuv_u8_to_argb_u16_case - Reference values to test the color
+ * conversions in VKMS between YUV to ARGB
+ *
+ * @encoding: Encoding used to convert RGB to YUV
+ * @range: Range used to convert RGB to YUV
+ * @n_colors: Count of test colors in this case
+ * @format_pair.name: Name used for this color conversion, used to
+ *                    clarify the test results
+ * @format_pair.rgb: RGB color tested
+ * @format_pair.yuv: Same color as @format_pair.rgb, but converted to
+ *                   YUV using @encoding and @range.
+ */
+struct yuv_u8_to_argb_u16_case {
+	enum drm_color_encoding encoding;
+	enum drm_color_range range;
+	size_t n_colors;
+	struct format_pair {
+		char *name;
+		struct pixel_yuv_u8 yuv;
+		struct pixel_argb_u16 argb;
+	} colors[TEST_BUFF_SIZE];
+};
+
+/*
+ * The YUV color representation were acquired via the colour python framework.
+ * Below are the function calls used for generating each case.
+ *
+ * For more information got to the docs:
+ * https://colour.readthedocs.io/en/master/generated/colour.RGB_to_YCbCr.html
+ */
+static struct yuv_u8_to_argb_u16_case yuv_u8_to_argb_u16_cases[] = {
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.601"],
+	 *                     in_bits = 16,
+	 *                     in_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = False,
+	 *                     out_int = True)
+	 *
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT601 full range using the ITU-R BT.601 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT601,
+		.range = DRM_COLOR_YCBCR_FULL_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xff, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x80, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x00, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x4c, 0x55, 0xff }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0x96, 0x2c, 0x15 }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x1d, 0xff, 0x6b }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.601"],
+	 *                     in_bits = 16,
+	 *                     in_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = True,
+	 *                     out_int = True)
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT601 limited range using the ITU-R BT.601 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT601,
+		.range = DRM_COLOR_YCBCR_LIMITED_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xeb, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x7e, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x10, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x51, 0x5a, 0xf0 }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0x91, 0x36, 0x22 }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x29, 0xf0, 0x6e }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.709"],
+	 *                     in_bits = 16,
+	 *                     in_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = False,
+	 *                     out_int = True)
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT709 full range using the ITU-R BT.709 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT709,
+		.range = DRM_COLOR_YCBCR_FULL_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xff, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x80, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x00, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x36, 0x63, 0xff }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0xb6, 0x1e, 0x0c }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x12, 0xff, 0x74 }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.709"],
+	 *                     in_bits = 16,
+	 *                     int_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = True,
+	 *                     out_int = True)
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT709 limited range using the ITU-R BT.709 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT709,
+		.range = DRM_COLOR_YCBCR_LIMITED_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xeb, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x7e, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x10, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x3f, 0x66, 0xf0 }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0xad, 0x2a, 0x1a }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x20, 0xf0, 0x76 }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.2020"],
+	 *                     in_bits = 16,
+	 *                     in_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = False,
+	 *                     out_int = True)
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT2020 full range using the ITU-R BT.2020 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT2020,
+		.range = DRM_COLOR_YCBCR_FULL_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xff, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x80, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x00, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x43, 0x5c, 0xff }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0xad, 0x24, 0x0b }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x0f, 0xff, 0x76 }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+	/*
+	 * colour.RGB_to_YCbCr(<rgb color in 16 bit form>,
+	 *                     K=colour.WEIGHTS_YCBCR["ITU-R BT.2020"],
+	 *                     in_bits = 16,
+	 *                     in_legal = False,
+	 *                     in_int = True,
+	 *                     out_bits = 8,
+	 *                     out_legal = True,
+	 *                     out_int = True)
+	 * Tests cases for color conversion generated by converting RGB
+	 * values to YUV BT2020 limited range using the ITU-R BT.2020 weights.
+	 */
+	{
+		.encoding = DRM_COLOR_YCBCR_BT2020,
+		.range = DRM_COLOR_YCBCR_LIMITED_RANGE,
+		.n_colors = 6,
+		.colors = {
+			{ "white", { 0xeb, 0x80, 0x80 }, { 0xffff, 0xffff, 0xffff, 0xffff }},
+			{ "gray",  { 0x7e, 0x80, 0x80 }, { 0xffff, 0x8080, 0x8080, 0x8080 }},
+			{ "black", { 0x10, 0x80, 0x80 }, { 0xffff, 0x0000, 0x0000, 0x0000 }},
+			{ "red",   { 0x4a, 0x61, 0xf0 }, { 0xffff, 0xffff, 0x0000, 0x0000 }},
+			{ "green", { 0xa4, 0x2f, 0x19 }, { 0xffff, 0x0000, 0xffff, 0x0000 }},
+			{ "blue",  { 0x1d, 0xf0, 0x77 }, { 0xffff, 0x0000, 0x0000, 0xffff }},
+		},
+	},
+};
+
+/*
+ * vkms_format_test_yuv_u8_to_argb_u16 - Testing the conversion between YUV
+ * colors to ARGB colors in VKMS
+ *
+ * This test will use the functions get_conversion_matrix_to_argb_u16 and
+ * argb_u16_from_yuv888 to convert YUV colors (stored in
+ * yuv_u8_to_argb_u16_cases) into ARGB colors.
+ *
+ * The conversion between YUV and RGB is not totally reversible, so there may be
+ * some difference between the expected value and the result.
+ * In addition, there may be some rounding error as the input color is 8 bits
+ * and output color is 16 bits.
+ */
+static void vkms_format_test_yuv_u8_to_argb_u16(struct kunit *test)
+{
+	const struct yuv_u8_to_argb_u16_case *param = test->param_value;
+	struct pixel_argb_u16 argb;
+
+	for (size_t i = 0; i < param->n_colors; i++) {
+		const struct format_pair *color = &param->colors[i];
+		struct conversion_matrix matrix;
+
+		get_conversion_matrix_to_argb_u16
+			(DRM_FORMAT_NV12, param->encoding, param->range, &matrix);
+
+		argb = argb_u16_from_yuv888(color->yuv.y, color->yuv.u, color->yuv.v, &matrix);
+
+		KUNIT_EXPECT_LE_MSG(test, abs_diff(argb.a, color->argb.a), 0x1ff,
+				    "On the A channel of the color %s expected 0x%04x, got 0x%04x",
+				    color->name, color->argb.a, argb.a);
+		KUNIT_EXPECT_LE_MSG(test, abs_diff(argb.r, color->argb.r), 0x1ff,
+				    "On the R channel of the color %s expected 0x%04x, got 0x%04x",
+				    color->name, color->argb.r, argb.r);
+		KUNIT_EXPECT_LE_MSG(test, abs_diff(argb.g, color->argb.g), 0x1ff,
+				    "On the G channel of the color %s expected 0x%04x, got 0x%04x",
+				    color->name, color->argb.g, argb.g);
+		KUNIT_EXPECT_LE_MSG(test, abs_diff(argb.b, color->argb.b), 0x1ff,
+				    "On the B channel of the color %s expected 0x%04x, got 0x%04x",
+				    color->name, color->argb.b, argb.b);
+	}
+}
+
+static void vkms_format_test_yuv_u8_to_argb_u16_case_desc(struct yuv_u8_to_argb_u16_case *t,
+							  char *desc)
+{
+	snprintf(desc, KUNIT_PARAM_DESC_SIZE, "%s - %s",
+		 drm_get_color_encoding_name(t->encoding), drm_get_color_range_name(t->range));
+}
+
+KUNIT_ARRAY_PARAM(yuv_u8_to_argb_u16, yuv_u8_to_argb_u16_cases,
+		  vkms_format_test_yuv_u8_to_argb_u16_case_desc
+);
+
+static struct kunit_case vkms_format_test_cases[] = {
+	KUNIT_CASE_PARAM(vkms_format_test_yuv_u8_to_argb_u16, yuv_u8_to_argb_u16_gen_params),
+	{}
+};
+
+static struct kunit_suite vkms_format_test_suite = {
+	.name = "vkms-format",
+	.test_cases = vkms_format_test_cases,
+};
+
+kunit_test_suite(vkms_format_test_suite);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Kunit test for vkms format conversion");
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index a74a7fc3a056..68b5e3fce455 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -45,6 +45,23 @@ struct vkms_frame_info {
 	unsigned int rotation;
 };
 
+/**
+ * struct pixel_argb_u16 - Internal representation of a pixel color.
+ * @a: Alpha component value, stored in 16 bits, without padding, using
+ *     machine endianness
+ * @r: Red component value, stored in 16 bits, without padding, using
+ *     machine endianness
+ * @g: Green component value, stored in 16 bits, without padding, using
+ *     machine endianness
+ * @b: Blue component value, stored in 16 bits, without padding, using
+ *     machine endianness
+ *
+ * The goal of this structure is to keep enough precision to ensure
+ * correct composition results in VKMS and simplifying color
+ * manipulation by splitting each component into its own field.
+ * Caution: the byte ordering of this structure is machine-dependent,
+ * you can't cast it directly to AR48 or xR48.
+ */
 struct pixel_argb_u16 {
 	u16 a, r, g, b;
 };
@@ -103,16 +120,34 @@ typedef void (*pixel_read_line_t)(const struct vkms_plane_state *plane, int x_st
 				  struct pixel_argb_u16 out_pixel[]);
 
 /**
+ * struct conversion_matrix - Matrix to use for a specific encoding and range
+ *
+ * @matrix: Conversion matrix from yuv to rgb. The matrix is stored in a row-major manner and is
+ * used to compute rgb values from yuv values:
+ *     [[r],[g],[b]] = @matrix * [[y],[u],[v]]
+ *   OR for yvu formats:
+ *     [[r],[g],[b]] = @matrix * [[y],[v],[u]]
+ *  The values of the matrix are signed fixed-point values with 32 bits fractional part.
+ * @y_offset: Offset to apply on the y value.
+ */
+struct conversion_matrix {
+	s64 matrix[3][3];
+	int y_offset;
+};
+
+/**
  * struct vkms_plane_state - Driver specific plane state
  * @base: base plane state
  * @frame_info: data required for composing computation
  * @pixel_read_line: function to read a pixel line in this plane. The creator of a
  *		     struct vkms_plane_state must ensure that this pointer is valid
+ * @conversion_matrix: matrix used for yuv formats to convert to rgb
  */
 struct vkms_plane_state {
 	struct drm_shadow_plane_state base;
 	struct vkms_frame_info *frame_info;
 	pixel_read_line_t pixel_read_line;
+	struct conversion_matrix conversion_matrix;
 };
 
 struct vkms_plane {
diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
index 30a64ecca87c..6d0227c6635a 100644
--- a/drivers/gpu/drm/vkms/vkms_formats.c
+++ b/drivers/gpu/drm/vkms/vkms_formats.c
@@ -7,6 +7,8 @@
 #include <drm/drm_rect.h>
 #include <drm/drm_fixed.h>
 
+#include <kunit/visibility.h>
+
 #include "vkms_formats.h"
 
 /**
@@ -140,6 +142,51 @@ static void packed_pixels_addr_1x1(const struct vkms_frame_info *frame_info,
 	*addr = (u8 *)frame_info->map[0].vaddr + offset;
 }
 
+/**
+ * get_subsampling() - Get the subsampling divisor value on a specific direction
+ *
+ * @format: format to extarct the subsampling from
+ * @direction: direction of the subsampling requested
+ */
+static int get_subsampling(const struct drm_format_info *format,
+			   enum pixel_read_direction direction)
+{
+	switch (direction) {
+	case READ_BOTTOM_TO_TOP:
+	case READ_TOP_TO_BOTTOM:
+		return format->vsub;
+	case READ_RIGHT_TO_LEFT:
+	case READ_LEFT_TO_RIGHT:
+		return format->hsub;
+	}
+	WARN_ONCE(true, "Invalid direction for pixel reading: %d\n", direction);
+	return 1;
+}
+
+/**
+ * get_subsampling_offset() - An offset for keeping the chroma siting consistent regardless of
+ * x_start and y_start values
+ *
+ * @direction: direction of the reading to properly compute this offset
+ * @x_start: x coordinate of the starting point of the readed line
+ * @y_start: y coordinate of the starting point of the readed line
+ */
+static int get_subsampling_offset(enum pixel_read_direction direction, int x_start, int y_start)
+{
+	switch (direction) {
+	case READ_BOTTOM_TO_TOP:
+		return -y_start - 1;
+	case READ_TOP_TO_BOTTOM:
+		return y_start;
+	case READ_RIGHT_TO_LEFT:
+		return -x_start - 1;
+	case READ_LEFT_TO_RIGHT:
+		return x_start;
+	}
+	WARN_ONCE(true, "Invalid direction for pixel reading: %d\n", direction);
+	return 0;
+}
+
 /*
  * The following functions take pixel data (a, r, g, b, pixel, ...) and convert them to
  * &struct pixel_argb_u16
@@ -202,11 +249,54 @@ static struct pixel_argb_u16 argb_u16_from_RGB565(const __le16 *pixel)
 	return out_pixel;
 }
 
+static struct pixel_argb_u16 argb_u16_from_gray8(u8 gray)
+{
+	return argb_u16_from_u8888(255, gray, gray, gray);
+}
+
+static struct pixel_argb_u16 argb_u16_from_grayu16(u16 gray)
+{
+	return argb_u16_from_u16161616(0xFFFF, gray, gray, gray);
+}
+
+VISIBLE_IF_KUNIT struct pixel_argb_u16 argb_u16_from_yuv888(u8 y, u8 channel_1, u8 channel_2,
+							    const struct conversion_matrix *matrix)
+{
+	u16 r, g, b;
+	s64 fp_y, fp_channel_1, fp_channel_2;
+	s64 fp_r, fp_g, fp_b;
+
+	fp_y = drm_int2fixp(((int)y - matrix->y_offset) * 257);
+	fp_channel_1 = drm_int2fixp(((int)channel_1 - 128) * 257);
+	fp_channel_2 = drm_int2fixp(((int)channel_2 - 128) * 257);
+
+	fp_r = drm_fixp_mul(matrix->matrix[0][0], fp_y) +
+	       drm_fixp_mul(matrix->matrix[0][1], fp_channel_1) +
+	       drm_fixp_mul(matrix->matrix[0][2], fp_channel_2);
+	fp_g = drm_fixp_mul(matrix->matrix[1][0], fp_y) +
+	       drm_fixp_mul(matrix->matrix[1][1], fp_channel_1) +
+	       drm_fixp_mul(matrix->matrix[1][2], fp_channel_2);
+	fp_b = drm_fixp_mul(matrix->matrix[2][0], fp_y) +
+	       drm_fixp_mul(matrix->matrix[2][1], fp_channel_1) +
+	       drm_fixp_mul(matrix->matrix[2][2], fp_channel_2);
+
+	fp_r = drm_fixp2int_round(fp_r);
+	fp_g = drm_fixp2int_round(fp_g);
+	fp_b = drm_fixp2int_round(fp_b);
+
+	r = clamp(fp_r, 0, 0xffff);
+	g = clamp(fp_g, 0, 0xffff);
+	b = clamp(fp_b, 0, 0xffff);
+
+	return argb_u16_from_u16161616(0xffff, r, g, b);
+}
+EXPORT_SYMBOL_IF_KUNIT(argb_u16_from_yuv888);
+
 /*
  * The following functions are read_line function for each pixel format supported by VKMS.
  *
  * They read a line starting at the point @x_start,@y_start following the @direction. The result
- * is stored in @out_pixel and in the format ARGB16161616.
+ * is stored in @out_pixel and in a 64 bits format, see struct pixel_argb_u16.
  *
  * These functions are very repetitive, but the innermost pixel loops must be kept inside these
  * functions for performance reasons. Some benchmarking was done in [1] where having the innermost
@@ -215,6 +305,96 @@ static struct pixel_argb_u16 argb_u16_from_RGB565(const __le16 *pixel)
  * [1]: https://lore.kernel.org/dri-devel/d258c8dc-78e9-4509-9037-a98f7f33b3a3@riseup.net/
  */
 
+static void Rx_read_line(const struct vkms_plane_state *plane, int x_start,
+			 int y_start, enum pixel_read_direction direction, int count,
+			 struct pixel_argb_u16 out_pixel[])
+{
+	struct pixel_argb_u16 *end = out_pixel + count;
+	int bits_per_pixel = drm_format_info_bpp(plane->frame_info->fb->format, 0);
+	u8 *src_pixels;
+	int rem_x, rem_y;
+
+	WARN_ONCE(drm_format_info_block_height(plane->frame_info->fb->format, 0) != 1,
+		  "%s() only support formats with block_h == 1", __func__);
+
+	packed_pixels_addr(plane->frame_info, x_start, y_start, 0, &src_pixels, &rem_x, &rem_y);
+	int bit_offset = (8 - bits_per_pixel) - rem_x * bits_per_pixel;
+	int step = get_block_step_bytes(plane->frame_info->fb, direction, 0);
+	int mask = (0x1 << bits_per_pixel) - 1;
+	int lum_per_level = 0xFFFF / mask;
+
+	if (direction == READ_LEFT_TO_RIGHT || direction == READ_RIGHT_TO_LEFT) {
+		int restart_bit_offset;
+		int step_bit_offset;
+
+		if (direction == READ_LEFT_TO_RIGHT) {
+			restart_bit_offset = 8 - bits_per_pixel;
+			step_bit_offset = -bits_per_pixel;
+		} else {
+			restart_bit_offset = 0;
+			step_bit_offset = bits_per_pixel;
+		}
+
+		while (out_pixel < end) {
+			u8 val = ((*src_pixels) >> bit_offset) & mask;
+
+			*out_pixel = argb_u16_from_grayu16((int)val * lum_per_level);
+
+			bit_offset += step_bit_offset;
+			if (bit_offset < 0 || 8 <= bit_offset) {
+				bit_offset = restart_bit_offset;
+				src_pixels += step;
+			}
+			out_pixel += 1;
+		}
+	} else if (direction == READ_TOP_TO_BOTTOM || direction == READ_BOTTOM_TO_TOP) {
+		while (out_pixel < end) {
+			u8 val = (*src_pixels >> bit_offset) & mask;
+			*out_pixel = argb_u16_from_grayu16((int)val * lum_per_level);
+			src_pixels += step;
+			out_pixel += 1;
+		}
+	}
+}
+
+static void R1_read_line(const struct vkms_plane_state *plane, int x_start,
+			 int y_start, enum pixel_read_direction direction, int count,
+			 struct pixel_argb_u16 out_pixel[])
+{
+	Rx_read_line(plane, x_start, y_start, direction, count, out_pixel);
+}
+
+static void R2_read_line(const struct vkms_plane_state *plane, int x_start,
+			 int y_start, enum pixel_read_direction direction, int count,
+			 struct pixel_argb_u16 out_pixel[])
+{
+	Rx_read_line(plane, x_start, y_start, direction, count, out_pixel);
+}
+
+static void R4_read_line(const struct vkms_plane_state *plane, int x_start,
+			 int y_start, enum pixel_read_direction direction, int count,
+			 struct pixel_argb_u16 out_pixel[])
+{
+	Rx_read_line(plane, x_start, y_start, direction, count, out_pixel);
+}
+
+static void R8_read_line(const struct vkms_plane_state *plane, int x_start,
+			 int y_start, enum pixel_read_direction direction, int count,
+			 struct pixel_argb_u16 out_pixel[])
+{
+	struct pixel_argb_u16 *end = out_pixel + count;
+	u8 *src_pixels;
+	int step = get_block_step_bytes(plane->frame_info->fb, direction, 0);
+
+	packed_pixels_addr_1x1(plane->frame_info, x_start, y_start, 0, &src_pixels);
+
+	while (out_pixel < end) {
+		*out_pixel = argb_u16_from_gray8(*src_pixels);
+		src_pixels += step;
+		out_pixel += 1;
+	}
+}
+
 static void ARGB8888_read_line(const struct vkms_plane_state *plane, int x_start, int y_start,
 			       enum pixel_read_direction direction, int count,
 			       struct pixel_argb_u16 out_pixel[])
@@ -332,6 +512,92 @@ static void RGB565_read_line(const struct vkms_plane_state *plane, int x_start,
 }
 
 /*
+ * This callback can be used for YUV formats where U and V values are
+ * stored in the same plane (often called semi-planar formats). It will
+ * correctly handle subsampling as described in the drm_format_info of the plane.
+ *
+ * The conversion matrix stored in the @plane is used to:
+ * - Apply the correct color range and encoding
+ * - Convert YUV and YVU with the same function (a column swap is needed when setting up
+ * plane->conversion_matrix)
+ */
+static void semi_planar_yuv_read_line(const struct vkms_plane_state *plane, int x_start,
+				      int y_start, enum pixel_read_direction direction, int count,
+				      struct pixel_argb_u16 out_pixel[])
+{
+	u8 *y_plane;
+	u8 *uv_plane;
+
+	packed_pixels_addr_1x1(plane->frame_info, x_start, y_start, 0,
+			       &y_plane);
+	packed_pixels_addr_1x1(plane->frame_info,
+			       x_start / plane->frame_info->fb->format->hsub,
+			       y_start / plane->frame_info->fb->format->vsub, 1,
+			       &uv_plane);
+	int step_y = get_block_step_bytes(plane->frame_info->fb, direction, 0);
+	int step_uv = get_block_step_bytes(plane->frame_info->fb, direction, 1);
+	int subsampling = get_subsampling(plane->frame_info->fb->format, direction);
+	int subsampling_offset = get_subsampling_offset(direction, x_start, y_start);
+	const struct conversion_matrix *conversion_matrix = &plane->conversion_matrix;
+
+	for (int i = 0; i < count; i++) {
+		*out_pixel = argb_u16_from_yuv888(y_plane[0], uv_plane[0], uv_plane[1],
+						  conversion_matrix);
+		out_pixel += 1;
+		y_plane += step_y;
+		if ((i + subsampling_offset + 1) % subsampling == 0)
+			uv_plane += step_uv;
+	}
+}
+
+/*
+ * This callback can be used for YUV format where each color component is
+ * stored in a different plane (often called planar formats). It will
+ * correctly handle subsampling as described in the drm_format_info of the plane.
+ *
+ * The conversion matrix stored in the @plane is used to:
+ * - Apply the correct color range and encoding
+ * - Convert YUV and YVU with the same function (a column swap is needed when setting up
+ * plane->conversion_matrix)
+ */
+static void planar_yuv_read_line(const struct vkms_plane_state *plane, int x_start,
+				 int y_start, enum pixel_read_direction direction, int count,
+				 struct pixel_argb_u16 out_pixel[])
+{
+	u8 *y_plane;
+	u8 *channel_1_plane;
+	u8 *channel_2_plane;
+
+	packed_pixels_addr_1x1(plane->frame_info, x_start, y_start, 0,
+			       &y_plane);
+	packed_pixels_addr_1x1(plane->frame_info,
+			       x_start / plane->frame_info->fb->format->hsub,
+			       y_start / plane->frame_info->fb->format->vsub, 1,
+			       &channel_1_plane);
+	packed_pixels_addr_1x1(plane->frame_info,
+			       x_start / plane->frame_info->fb->format->hsub,
+			       y_start / plane->frame_info->fb->format->vsub, 2,
+			       &channel_2_plane);
+	int step_y = get_block_step_bytes(plane->frame_info->fb, direction, 0);
+	int step_channel_1 = get_block_step_bytes(plane->frame_info->fb, direction, 1);
+	int step_channel_2 = get_block_step_bytes(plane->frame_info->fb, direction, 2);
+	int subsampling = get_subsampling(plane->frame_info->fb->format, direction);
+	int subsampling_offset = get_subsampling_offset(direction, x_start, y_start);
+	const struct conversion_matrix *conversion_matrix = &plane->conversion_matrix;
+
+	for (int i = 0; i < count; i++) {
+		*out_pixel = argb_u16_from_yuv888(*y_plane, *channel_1_plane, *channel_2_plane,
+						  conversion_matrix);
+		out_pixel += 1;
+		y_plane += step_y;
+		if ((i + subsampling_offset + 1) % subsampling == 0) {
+			channel_1_plane += step_channel_1;
+			channel_2_plane += step_channel_2;
+		}
+	}
+}
+
+/*
  * The following functions take one &struct pixel_argb_u16 and convert it to a specific format.
  * The result is stored in @out_pixel.
  *
@@ -456,6 +722,28 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
 		return &XRGB16161616_read_line;
 	case DRM_FORMAT_RGB565:
 		return &RGB565_read_line;
+	case DRM_FORMAT_NV12:
+	case DRM_FORMAT_NV16:
+	case DRM_FORMAT_NV24:
+	case DRM_FORMAT_NV21:
+	case DRM_FORMAT_NV61:
+	case DRM_FORMAT_NV42:
+		return &semi_planar_yuv_read_line;
+	case DRM_FORMAT_YUV420:
+	case DRM_FORMAT_YUV422:
+	case DRM_FORMAT_YUV444:
+	case DRM_FORMAT_YVU420:
+	case DRM_FORMAT_YVU422:
+	case DRM_FORMAT_YVU444:
+		return &planar_yuv_read_line;
+	case DRM_FORMAT_R1:
+		return &R1_read_line;
+	case DRM_FORMAT_R2:
+		return &R2_read_line;
+	case DRM_FORMAT_R4:
+		return &R4_read_line;
+	case DRM_FORMAT_R8:
+		return &R8_read_line;
 	default:
 		/*
 		 * This is a bug in vkms_plane_atomic_check(). All the supported
@@ -469,6 +757,183 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
 	}
 }
 
+/*
+ * Those matrices were generated using the colour python framework
+ *
+ * Below are the function calls used to generate each matrix, go to
+ * https://colour.readthedocs.io/en/develop/generated/colour.matrix_YCbCr.html
+ * for more info:
+ *
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.601"],
+ *                                  is_legal = False,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix no_operation = {
+	.matrix = {
+		{ 4294967296, 0,          0, },
+		{ 0,          4294967296, 0, },
+		{ 0,          0,          4294967296, },
+	},
+	.y_offset = 0,
+};
+
+static const struct conversion_matrix yuv_bt601_full = {
+	.matrix = {
+		{ 4294967296, 0,           6021544149 },
+		{ 4294967296, -1478054095, -3067191994 },
+		{ 4294967296, 7610682049,  0 },
+	},
+	.y_offset = 0,
+};
+
+/*
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.601"],
+ *                                  is_legal = True,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix yuv_bt601_limited = {
+	.matrix = {
+		{ 5020601039, 0,           6881764740 },
+		{ 5020601039, -1689204679, -3505362278 },
+		{ 5020601039, 8697922339,  0 },
+	},
+	.y_offset = 16,
+};
+
+/*
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.709"],
+ *                                  is_legal = False,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix yuv_bt709_full = {
+	.matrix = {
+		{ 4294967296, 0,          6763714498 },
+		{ 4294967296, -804551626, -2010578443 },
+		{ 4294967296, 7969741314, 0 },
+	},
+	.y_offset = 0,
+};
+
+/*
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.709"],
+ *                                  is_legal = True,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix yuv_bt709_limited = {
+	.matrix = {
+		{ 5020601039, 0,          7729959424 },
+		{ 5020601039, -919487572, -2297803934 },
+		{ 5020601039, 9108275786, 0 },
+	},
+	.y_offset = 16,
+};
+
+/*
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.2020"],
+ *                                  is_legal = False,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix yuv_bt2020_full = {
+	.matrix = {
+		{ 4294967296, 0,          6333358775 },
+		{ 4294967296, -706750298, -2453942994 },
+		{ 4294967296, 8080551471, 0 },
+	},
+	.y_offset = 0,
+};
+
+/*
+ * numpy.around(colour.matrix_YCbCr(K=colour.WEIGHTS_YCBCR["ITU-R BT.2020"],
+ *                                  is_legal = True,
+ *                                  bits = 8) * 2**32).astype(int)
+ */
+static const struct conversion_matrix yuv_bt2020_limited = {
+	.matrix = {
+		{ 5020601039, 0,          7238124312 },
+		{ 5020601039, -807714626, -2804506279 },
+		{ 5020601039, 9234915964, 0 },
+	},
+	.y_offset = 16,
+};
+
+/**
+ * swap_uv_columns() - Swap u and v column of a given matrix
+ *
+ * @matrix: Matrix in which column are swapped
+ */
+static void swap_uv_columns(struct conversion_matrix *matrix)
+{
+	swap(matrix->matrix[0][2], matrix->matrix[0][1]);
+	swap(matrix->matrix[1][2], matrix->matrix[1][1]);
+	swap(matrix->matrix[2][2], matrix->matrix[2][1]);
+}
+
+/**
+ * get_conversion_matrix_to_argb_u16() - Retrieve the correct yuv to rgb conversion matrix for a
+ * given encoding and range.
+ *
+ * @format: DRM_FORMAT_* value for which to obtain a conversion function (see [drm_fourcc.h])
+ * @encoding: DRM_COLOR_* value for which to obtain a conversion matrix
+ * @range: DRM_COLOR_*_RANGE value for which to obtain a conversion matrix
+ * @matrix: Pointer to store the value into
+ */
+void get_conversion_matrix_to_argb_u16(u32 format,
+				       enum drm_color_encoding encoding,
+				       enum drm_color_range range,
+				       struct conversion_matrix *matrix)
+{
+	const struct conversion_matrix *matrix_to_copy;
+	bool limited_range;
+
+	switch (range) {
+	case DRM_COLOR_YCBCR_LIMITED_RANGE:
+		limited_range = true;
+		break;
+	case DRM_COLOR_YCBCR_FULL_RANGE:
+		limited_range = false;
+		break;
+	case DRM_COLOR_RANGE_MAX:
+		limited_range = false;
+		WARN_ONCE(true, "The requested range is not supported.");
+		break;
+	}
+
+	switch (encoding) {
+	case DRM_COLOR_YCBCR_BT601:
+		matrix_to_copy = limited_range ? &yuv_bt601_limited :
+						 &yuv_bt601_full;
+		break;
+	case DRM_COLOR_YCBCR_BT709:
+		matrix_to_copy = limited_range ? &yuv_bt709_limited :
+						 &yuv_bt709_full;
+		break;
+	case DRM_COLOR_YCBCR_BT2020:
+		matrix_to_copy = limited_range ? &yuv_bt2020_limited :
+						 &yuv_bt2020_full;
+		break;
+	case DRM_COLOR_ENCODING_MAX:
+		matrix_to_copy = &no_operation;
+		WARN_ONCE(true, "The requested encoding is not supported.");
+		break;
+	}
+
+	memcpy(matrix, matrix_to_copy, sizeof(*matrix_to_copy));
+
+	switch (format) {
+	case DRM_FORMAT_YVU420:
+	case DRM_FORMAT_YVU422:
+	case DRM_FORMAT_YVU444:
+	case DRM_FORMAT_NV21:
+	case DRM_FORMAT_NV61:
+	case DRM_FORMAT_NV42:
+		swap_uv_columns(matrix);
+		break;
+	default:
+		break;
+	}
+}
+EXPORT_SYMBOL(get_conversion_matrix_to_argb_u16);
+
 /**
  * get_pixel_write_function() - Retrieve the correct write_pixel function for a specific format.
  * The returned pointer is NULL for unsupported pixel formats. The caller must ensure that the
diff --git a/drivers/gpu/drm/vkms/vkms_formats.h b/drivers/gpu/drm/vkms/vkms_formats.h
index 8d2bef95ff79..b4fe62ab9c65 100644
--- a/drivers/gpu/drm/vkms/vkms_formats.h
+++ b/drivers/gpu/drm/vkms/vkms_formats.h
@@ -9,4 +9,13 @@ pixel_read_line_t get_pixel_read_line_function(u32 format);
 
 pixel_write_t get_pixel_write_function(u32 format);
 
+void get_conversion_matrix_to_argb_u16(u32 format, enum drm_color_encoding encoding,
+				       enum drm_color_range range,
+				       struct conversion_matrix *matrix);
+
+#if IS_ENABLED(CONFIG_KUNIT)
+struct pixel_argb_u16 argb_u16_from_yuv888(u8 y, u8 channel_1, u8 channel_2,
+					   const struct conversion_matrix *matrix);
+#endif
+
 #endif /* _VKMS_FORMATS_H_ */
diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index e34f8c7f83c3..e3fdd161d0f0 100644
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -18,7 +18,23 @@ static const u32 vkms_formats[] = {
 	DRM_FORMAT_ABGR8888,
 	DRM_FORMAT_XRGB16161616,
 	DRM_FORMAT_ARGB16161616,
-	DRM_FORMAT_RGB565
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_NV12,
+	DRM_FORMAT_NV16,
+	DRM_FORMAT_NV24,
+	DRM_FORMAT_NV21,
+	DRM_FORMAT_NV61,
+	DRM_FORMAT_NV42,
+	DRM_FORMAT_YUV420,
+	DRM_FORMAT_YUV422,
+	DRM_FORMAT_YUV444,
+	DRM_FORMAT_YVU420,
+	DRM_FORMAT_YVU422,
+	DRM_FORMAT_YVU444,
+	DRM_FORMAT_R1,
+	DRM_FORMAT_R2,
+	DRM_FORMAT_R4,
+	DRM_FORMAT_R8,
 };
 
 static struct drm_plane_state *
@@ -119,6 +135,8 @@ static void vkms_plane_atomic_update(struct drm_plane *plane,
 	frame_info->rotation = new_state->rotation;
 
 	vkms_plane_state->pixel_read_line = get_pixel_read_line_function(fmt);
+	get_conversion_matrix_to_argb_u16(fmt, new_state->color_encoding, new_state->color_range,
+					  &vkms_plane_state->conversion_matrix);
 }
 
 static int vkms_plane_atomic_check(struct drm_plane *plane,
@@ -205,5 +223,14 @@ struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev,
 	drm_plane_create_rotation_property(&plane->base, DRM_MODE_ROTATE_0,
 					   DRM_MODE_ROTATE_MASK | DRM_MODE_REFLECT_MASK);
 
+	drm_plane_create_color_properties(&plane->base,
+					  BIT(DRM_COLOR_YCBCR_BT601) |
+					  BIT(DRM_COLOR_YCBCR_BT709) |
+					  BIT(DRM_COLOR_YCBCR_BT2020),
+					  BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) |
+					  BIT(DRM_COLOR_YCBCR_FULL_RANGE),
+					  DRM_COLOR_YCBCR_BT601,
+					  DRM_COLOR_YCBCR_FULL_RANGE);
+
 	return plane;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 0695a342b1ef..37b832e552a4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -713,7 +713,7 @@ static int vmw_setup_pci_resources(struct vmw_private *dev,
 
 	pci_set_master(pdev);
 
-	ret = pci_request_regions(pdev, "vmwgfx probe");
+	ret = pcim_request_all_regions(pdev, "vmwgfx probe");
 	if (ret)
 		return ret;
 
@@ -733,7 +733,6 @@ static int vmw_setup_pci_resources(struct vmw_private *dev,
 		if (!dev->rmmio) {
 			drm_err(&dev->drm,
 				"Failed mapping registers mmio memory.\n");
-			pci_release_regions(pdev);
 			return -ENOMEM;
 		}
 	} else if (pci_id == VMWGFX_PCI_ID_SVGA2) {
@@ -754,11 +753,9 @@ static int vmw_setup_pci_resources(struct vmw_private *dev,
 		if (IS_ERR(dev->fifo_mem)) {
 			drm_err(&dev->drm,
 				  "Failed mapping FIFO memory.\n");
-			pci_release_regions(pdev);
 			return PTR_ERR(dev->fifo_mem);
 		}
 	} else {
-		pci_release_regions(pdev);
 		return -EINVAL;
 	}
 
@@ -836,7 +833,6 @@ static int vmw_driver_load(struct vmw_private *dev_priv, u32 pci_id)
 	int ret;
 	enum vmw_res_type i;
 	bool refuse_dma = false;
-	struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev);
 
 	vmw_sw_context_init(dev_priv);
 
@@ -852,7 +848,7 @@ static int vmw_driver_load(struct vmw_private *dev_priv, u32 pci_id)
 		return ret;
 	ret = vmw_detect_version(dev_priv);
 	if (ret)
-		goto out_no_pci_or_version;
+		return ret;
 
 
 	for (i = vmw_res_context; i < vmw_res_max; ++i) {
@@ -1152,15 +1148,13 @@ out_err0:
 
 	if (dev_priv->ctx.staged_bindings)
 		vmw_binding_state_free(dev_priv->ctx.staged_bindings);
-out_no_pci_or_version:
-	pci_release_regions(pdev);
+
 	return ret;
 }
 
 static void vmw_driver_unload(struct drm_device *dev)
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
-	struct pci_dev *pdev = to_pci_dev(dev->dev);
 	enum vmw_res_type i;
 
 	unregister_pm_notifier(&dev_priv->pm_nb);
@@ -1196,8 +1190,6 @@ static void vmw_driver_unload(struct drm_device *dev)
 		idr_destroy(&dev_priv->res_idr[i]);
 
 	vmw_mksstat_remove_all(dev_priv);
-
-	pci_release_regions(pdev);
 }
 
 static void vmw_postclose(struct drm_device *dev,
diff --git a/drivers/gpu/drm/xe/xe_hw_fence.c b/drivers/gpu/drm/xe/xe_hw_fence.c
index 0b4f12be3692..03eb8c6d1616 100644
--- a/drivers/gpu/drm/xe/xe_hw_fence.c
+++ b/drivers/gpu/drm/xe/xe_hw_fence.c
@@ -165,7 +165,7 @@ static bool xe_hw_fence_signaled(struct dma_fence *dma_fence)
 	u32 seqno = xe_map_rd(xe, &fence->seqno_map, 0, u32);
 
 	return dma_fence->error ||
-		!__dma_fence_is_later(dma_fence->seqno, seqno, dma_fence->ops);
+		!__dma_fence_is_later(dma_fence, dma_fence->seqno, seqno);
 }
 
 static bool xe_hw_fence_enable_signaling(struct dma_fence *dma_fence)
diff --git a/drivers/gpu/drm/xe/xe_sched_job.c b/drivers/gpu/drm/xe/xe_sched_job.c
index 1905ca590965..d21bf8f26964 100644
--- a/drivers/gpu/drm/xe/xe_sched_job.c
+++ b/drivers/gpu/drm/xe/xe_sched_job.c
@@ -113,7 +113,8 @@ struct xe_sched_job *xe_sched_job_create(struct xe_exec_queue *q,
 	kref_init(&job->refcount);
 	xe_exec_queue_get(job->q);
 
-	err = drm_sched_job_init(&job->drm, q->entity, 1, NULL);
+	err = drm_sched_job_init(&job->drm, q->entity, 1, NULL,
+				 q->xef ? q->xef->drm->client_id : 0);
 	if (err)
 		goto err_free;
 
@@ -216,15 +217,17 @@ void xe_sched_job_set_error(struct xe_sched_job *job, int error)
 
 bool xe_sched_job_started(struct xe_sched_job *job)
 {
+	struct dma_fence *fence = dma_fence_chain_contained(job->fence);
 	struct xe_lrc *lrc = job->q->lrc[0];
 
-	return !__dma_fence_is_later(xe_sched_job_lrc_seqno(job),
-				     xe_lrc_start_seqno(lrc),
-				     dma_fence_chain_contained(job->fence)->ops);
+	return !__dma_fence_is_later(fence,
+				     xe_sched_job_lrc_seqno(job),
+				     xe_lrc_start_seqno(lrc));
 }
 
 bool xe_sched_job_completed(struct xe_sched_job *job)
 {
+	struct dma_fence *fence = dma_fence_chain_contained(job->fence);
 	struct xe_lrc *lrc = job->q->lrc[0];
 
 	/*
@@ -232,9 +235,9 @@ bool xe_sched_job_completed(struct xe_sched_job *job)
 	 * parallel handshake is done.
 	 */
 
-	return !__dma_fence_is_later(xe_sched_job_lrc_seqno(job),
-				     xe_lrc_seqno(lrc),
-				     dma_fence_chain_contained(job->fence)->ops);
+	return !__dma_fence_is_later(fence,
+				     xe_sched_job_lrc_seqno(job),
+				     xe_lrc_seqno(lrc));
 }
 
 void xe_sched_job_arm(struct xe_sched_job *job)
diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c
index 238cbb49963e..02e1feaa6115 100644
--- a/drivers/gpu/drm/xlnx/zynqmp_dp.c
+++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c
@@ -2439,9 +2439,9 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub)
 	struct zynqmp_dp *dp;
 	int ret;
 
-	dp = kzalloc(sizeof(*dp), GFP_KERNEL);
-	if (!dp)
-		return -ENOMEM;
+	dp = devm_drm_bridge_alloc(&pdev->dev, struct zynqmp_dp, bridge, &zynqmp_dp_bridge_funcs);
+	if (IS_ERR(dp))
+		return PTR_ERR(dp);
 
 	dp->dev = &pdev->dev;
 	dp->dpsub = dpsub;
@@ -2454,31 +2454,25 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub)
 
 	/* Acquire all resources (IOMEM, IRQ and PHYs). */
 	dp->iomem = devm_platform_ioremap_resource_byname(pdev, "dp");
-	if (IS_ERR(dp->iomem)) {
-		ret = PTR_ERR(dp->iomem);
-		goto err_free;
-	}
+	if (IS_ERR(dp->iomem))
+		return PTR_ERR(dp->iomem);
 
 	dp->irq = platform_get_irq(pdev, 0);
-	if (dp->irq < 0) {
-		ret = dp->irq;
-		goto err_free;
-	}
+	if (dp->irq < 0)
+		return dp->irq;
 
 	dp->reset = devm_reset_control_get(dp->dev, NULL);
-	if (IS_ERR(dp->reset)) {
-		ret = dev_err_probe(dp->dev, PTR_ERR(dp->reset),
+	if (IS_ERR(dp->reset))
+		return dev_err_probe(dp->dev, PTR_ERR(dp->reset),
 				    "failed to get reset\n");
-		goto err_free;
-	}
 
 	ret = zynqmp_dp_reset(dp, true);
 	if (ret < 0)
-		goto err_free;
+		return ret;
 
 	ret = zynqmp_dp_reset(dp, false);
 	if (ret < 0)
-		goto err_free;
+		return ret;
 
 	ret = zynqmp_dp_phy_probe(dp);
 	if (ret)
@@ -2486,7 +2480,6 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub)
 
 	/* Initialize the bridge. */
 	bridge = &dp->bridge;
-	bridge->funcs = &zynqmp_dp_bridge_funcs;
 	bridge->ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID
 		    | DRM_BRIDGE_OP_HPD;
 	bridge->type = DRM_MODE_CONNECTOR_DisplayPort;
@@ -2539,8 +2532,6 @@ err_phy_exit:
 	zynqmp_dp_phy_exit(dp);
 err_reset:
 	zynqmp_dp_reset(dp, true);
-err_free:
-	kfree(dp);
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c
index 3a9544b97bc5..2764c4b17c5e 100644
--- a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c
+++ b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c
@@ -180,7 +180,6 @@ static int zynqmp_dpsub_parse_dt(struct zynqmp_dpsub *dpsub)
 void zynqmp_dpsub_release(struct zynqmp_dpsub *dpsub)
 {
 	kfree(dpsub->disp);
-	kfree(dpsub->dp);
 	kfree(dpsub);
 }
author	Dave Airlie <airlied@redhat.com>	2025-06-18 08:09:27 +1000
committer	Dave Airlie <airlied@redhat.com>	2025-06-18 08:09:35 +1000
commit	45215c589e7f22641e2fc6f518bcbead71d90f9c (patch)
tree	1faca88e4993230babcf5b95d590d3e5e0b14f2b /drivers/gpu/drm
parent	Linux 6.16-rc2 (diff)
parent	drm/file: add client id to drm_file_error (diff)
download	linux-45215c589e7f22641e2fc6f518bcbead71d90f9c.tar.gz linux-45215c589e7f22641e2fc6f518bcbead71d90f9c.zip