Merge tag 'drm-fixes-2025-10-31' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fixes from Simona Vetter:
 "Looks like stochastics conspired to make this one a bit bigger, but
  nothing scary at all. Also first examples of the new Link: tags, yay!

  Next week Dave should be back.

  Drivers:
   - mediatek: uaf in unbind, fixes -rc2 boot regression
   - radeon: devm conversion fixes
   - amdgpu: VPE idle handler, re-enable DM idle optimization, DCN3,
     SMU, vblank, HDP eDP, powerplay fixes for fiji/iceland
   - msm: bunch of gem error path fixes, gmu fw parsing fix, dpu fixes
   - intel: fix dmc/dc6 asserts on ADL-S
   - xe: fix xe_validation_guard(), wake device handling around gt reset
   - ast: fix display output on AST2300
   - etnaviv: fix gpu flush
   - imx: fix parallel bridge handling
   - nouveau: scheduler locking fix
   - panel: fixes for kingdisplay-kd097d04 and sitronix-st7789v

  Core Changes:
   - CI: disable broken sanity job
   - sysfb: fix NULL pointer access
   - sched: fix SIGKILL handling, locking for race condition
   - dma_fence: better timeline name for signalled fences"

* tag 'drm-fixes-2025-10-31' of https://gitlab.freedesktop.org/drm/kernel: (44 commits)
  drm/ast: Clear preserved bits from register output value
  drm/imx: parallel-display: add the bridge before attaching it
  drm/imx: parallel-display: convert to devm_drm_bridge_alloc() API
  drm/panel: kingdisplay-kd097d04: Disable EoTp
  drm/panel: sitronix-st7789v: fix sync flags for t28cp45tn89
  drm/xe: Do not wake device during a GT reset
  drm/xe: Fix uninitialized return value from xe_validation_guard()
  drm/msm/dpu: Fix adjusted mode clock check for 3d merge
  drm/msm/dpu: Disable broken YUV on QSEED2 hardware
  drm/msm/dpu: Require linear modifier for writeback framebuffers
  drm/msm/dpu: Fix pixel extension sub-sampling
  drm/msm/dpu: Disable scaling for unsupported scaler types
  drm/msm/dpu: Propagate error from dpu_assign_plane_resources
  drm/msm/dpu: Fix allocation of RGB SSPPs without scaling
  drm/msm: dsi: fix PLL init in bonded mode
  drm/i915/dmc: Clear HRR EVT_CTL/HTP to zero on ADL-S
  drm/amd/display: Fix incorrect return of vblank enable on unconfigured crtc
  drm/amd/display: Add HDR workaround for a specific eDP
  drm/amdgpu: fix SPDX header on cyan_skillfish_reg_init.c
  drm/amdgpu: fix SPDX header on irqsrcs_vcn_5_0.h
  ...

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c
index 8316af1723c2..89a95977f41e 100644
--- a/drivers/gpu/drm/msm/msm_gem_vma.c
+++ b/drivers/gpu/drm/msm/msm_gem_vma.c
@@ -971,6 +971,7 @@ static int
 lookup_op(struct msm_vm_bind_job *job, const struct drm_msm_vm_bind_op *op)
 {
 	struct drm_device *dev = job->vm->drm;
+	struct msm_drm_private *priv = dev->dev_private;
 	int i = job->nr_ops++;
 	int ret = 0;
 
@@ -1017,6 +1018,11 @@ lookup_op(struct msm_vm_bind_job *job, const struct drm_msm_vm_bind_op *op)
 		break;
 	}
 
+	if ((op->op == MSM_VM_BIND_OP_MAP_NULL) &&
+	    !adreno_smmu_has_prr(priv->gpu)) {
+		ret = UERR(EINVAL, dev, "PRR not supported\n");
+	}
+
 	return ret;
 }
 
@@ -1421,7 +1427,7 @@ msm_ioctl_vm_bind(struct drm_device *dev, void *data, struct drm_file *file)
 	 * Maybe we could allow just UNMAP ops?  OTOH userspace should just
 	 * immediately close the device file and all will be torn down.
 	 */
-	if (to_msm_vm(ctx->vm)->unusable)
+	if (to_msm_vm(msm_context_vm(dev, ctx))->unusable)
 		return UERR(EPIPE, dev, "context is unusable");
 
 	/*