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authorMaxime Ripard <mripard@kernel.org>2024-12-02 12:44:18 +0100
committerMaxime Ripard <mripard@kernel.org>2024-12-02 12:44:18 +0100
commit3aba2eba84e0219fb66061359052be81bd883d53 (patch)
tree36da31539acaa6c360d0b606103d90926ac04e50 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
parentdrm/hibmc: Drop dependency on ARM64 (diff)
parentLinux 6.13-rc1 (diff)
downloadlinux-3aba2eba84e0219fb66061359052be81bd883d53.tar.gz
linux-3aba2eba84e0219fb66061359052be81bd883d53.zip
Merge drm/drm-next into drm-misc-next
Kickstart 6.14 cycle. Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c197
1 files changed, 122 insertions, 75 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index a0bcc62f280f..19a58630e774 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1308,6 +1308,29 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
DRM_INFO("DMUB hardware initialized: version=0x%08X\n",
adev->dm.dmcub_fw_version);
+ /* Keeping sanity checks off if
+ * DCN31 >= 4.0.59.0
+ * DCN314 >= 8.0.16.0
+ * Otherwise, turn on sanity checks
+ */
+ switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) {
+ case IP_VERSION(3, 1, 2):
+ case IP_VERSION(3, 1, 3):
+ if (adev->dm.dmcub_fw_version &&
+ adev->dm.dmcub_fw_version >= DMUB_FW_VERSION(4, 0, 0) &&
+ adev->dm.dmcub_fw_version < DMUB_FW_VERSION(4, 0, 59))
+ adev->dm.dc->debug.sanity_checks = true;
+ break;
+ case IP_VERSION(3, 1, 4):
+ if (adev->dm.dmcub_fw_version &&
+ adev->dm.dmcub_fw_version >= DMUB_FW_VERSION(4, 0, 0) &&
+ adev->dm.dmcub_fw_version < DMUB_FW_VERSION(8, 0, 16))
+ adev->dm.dc->debug.sanity_checks = true;
+ break;
+ default:
+ break;
+ }
+
return 0;
}
@@ -3171,8 +3194,7 @@ static int dm_resume(struct amdgpu_ip_block *ip_block)
struct dm_atomic_state *dm_state = to_dm_atomic_state(dm->atomic_obj.state);
enum dc_connection_type new_connection_type = dc_connection_none;
struct dc_state *dc_state;
- int i, r, j, ret;
- bool need_hotplug = false;
+ int i, r, j;
struct dc_commit_streams_params commit_params = {};
if (dm->dc->caps.ips_support) {
@@ -3361,23 +3383,16 @@ static int dm_resume(struct amdgpu_ip_block *ip_block)
aconnector->mst_root)
continue;
- ret = drm_dp_mst_topology_mgr_resume(&aconnector->mst_mgr, true);
-
- if (ret < 0) {
- dm_helpers_dp_mst_stop_top_mgr(aconnector->dc_link->ctx,
- aconnector->dc_link);
- need_hotplug = true;
- }
+ drm_dp_mst_topology_queue_probe(&aconnector->mst_mgr);
}
drm_connector_list_iter_end(&iter);
- if (need_hotplug)
- drm_kms_helper_hotplug_event(ddev);
-
amdgpu_dm_irq_resume_late(adev);
amdgpu_dm_smu_write_watermarks_table(adev);
+ drm_kms_helper_hotplug_event(ddev);
+
return 0;
}
@@ -4654,7 +4669,12 @@ static void amdgpu_dm_backlight_set_level(struct amdgpu_display_manager *dm,
if (!rc)
DRM_DEBUG("DM: Failed to update backlight via AUX on eDP[%d]\n", bl_idx);
} else {
- rc = dc_link_set_backlight_level(link, brightness, 0);
+ struct set_backlight_level_params backlight_level_params = { 0 };
+
+ backlight_level_params.backlight_pwm_u16_16 = brightness;
+ backlight_level_params.transition_time_in_ms = 0;
+
+ rc = dc_link_set_backlight_level(link, &backlight_level_params);
if (!rc)
DRM_DEBUG("DM: Failed to update backlight on eDP[%d]\n", bl_idx);
}
@@ -6799,7 +6819,7 @@ create_stream_for_sink(struct drm_connector *connector,
if (stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22)
tf = TRANSFER_FUNC_GAMMA_22;
mod_build_vsc_infopacket(stream, &stream->vsc_infopacket, stream->output_color_space, tf);
- aconnector->psr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY;
+ aconnector->sr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY;
}
finish:
@@ -7332,10 +7352,15 @@ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector,
const struct drm_connector_state *drm_state = dm_state ? &dm_state->base : NULL;
int requested_bpc = drm_state ? drm_state->max_requested_bpc : 8;
enum dc_status dc_result = DC_OK;
+ uint8_t bpc_limit = 6;
if (!dm_state)
return NULL;
+ if (aconnector->dc_link->connector_signal == SIGNAL_TYPE_HDMI_TYPE_A ||
+ aconnector->dc_link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER)
+ bpc_limit = 8;
+
do {
stream = create_stream_for_sink(connector, drm_mode,
dm_state, old_stream,
@@ -7356,11 +7381,12 @@ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector,
dc_result = dm_validate_stream_and_context(adev->dm.dc, stream);
if (dc_result != DC_OK) {
- DRM_DEBUG_KMS("Mode %dx%d (clk %d) failed DC validation with error %d (%s)\n",
+ DRM_DEBUG_KMS("Mode %dx%d (clk %d) pixel_encoding:%s color_depth:%s failed validation -- %s\n",
drm_mode->hdisplay,
drm_mode->vdisplay,
drm_mode->clock,
- dc_result,
+ dc_pixel_encoding_to_str(stream->timing.pixel_encoding),
+ dc_color_depth_to_str(stream->timing.display_color_depth),
dc_status_to_str(dc_result));
dc_stream_release(stream);
@@ -7368,10 +7394,13 @@ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector,
requested_bpc -= 2; /* lower bpc to retry validation */
}
- } while (stream == NULL && requested_bpc >= 6);
+ } while (stream == NULL && requested_bpc >= bpc_limit);
- if (dc_result == DC_FAIL_ENC_VALIDATE && !aconnector->force_yuv420_output) {
- DRM_DEBUG_KMS("Retry forcing YCbCr420 encoding\n");
+ if ((dc_result == DC_FAIL_ENC_VALIDATE ||
+ dc_result == DC_EXCEED_DONGLE_CAP) &&
+ !aconnector->force_yuv420_output) {
+ DRM_DEBUG_KMS("%s:%d Retry forcing yuv420 encoding\n",
+ __func__, __LINE__);
aconnector->force_yuv420_output = true;
stream = create_validate_stream_for_sink(aconnector, drm_mode,
@@ -8894,6 +8923,56 @@ static void amdgpu_dm_update_cursor(struct drm_plane *plane,
}
}
+static void amdgpu_dm_enable_self_refresh(struct amdgpu_crtc *acrtc_attach,
+ const struct dm_crtc_state *acrtc_state,
+ const u64 current_ts)
+{
+ struct psr_settings *psr = &acrtc_state->stream->link->psr_settings;
+ struct replay_settings *pr = &acrtc_state->stream->link->replay_settings;
+ struct amdgpu_dm_connector *aconn =
+ (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
+
+ if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
+ if (pr->config.replay_supported && !pr->replay_feature_enabled)
+ amdgpu_dm_link_setup_replay(acrtc_state->stream->link, aconn);
+ else if (psr->psr_version != DC_PSR_VERSION_UNSUPPORTED &&
+ !psr->psr_feature_enabled)
+ if (!aconn->disallow_edp_enter_psr)
+ amdgpu_dm_link_setup_psr(acrtc_state->stream);
+ }
+
+ /* Decrement skip count when SR is enabled and we're doing fast updates. */
+ if (acrtc_state->update_type == UPDATE_TYPE_FAST &&
+ (psr->psr_feature_enabled || pr->config.replay_supported)) {
+ if (aconn->sr_skip_count > 0)
+ aconn->sr_skip_count--;
+
+ /* Allow SR when skip count is 0. */
+ acrtc_attach->dm_irq_params.allow_sr_entry = !aconn->sr_skip_count;
+
+ /*
+ * If sink supports PSR SU/Panel Replay, there is no need to rely on
+ * a vblank event disable request to enable PSR/RP. PSR SU/RP
+ * can be enabled immediately once OS demonstrates an
+ * adequate number of fast atomic commits to notify KMD
+ * of update events. See `vblank_control_worker()`.
+ */
+ if (acrtc_attach->dm_irq_params.allow_sr_entry &&
+#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
+ !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
+#endif
+ (current_ts - psr->psr_dirty_rects_change_timestamp_ns) > 500000000) {
+ if (pr->replay_feature_enabled && !pr->replay_allow_active)
+ amdgpu_dm_replay_enable(acrtc_state->stream, true);
+ if (psr->psr_version >= DC_PSR_VERSION_SU_1 &&
+ !psr->psr_allow_active && !aconn->disallow_edp_enter_psr)
+ amdgpu_dm_psr_enable(acrtc_state->stream);
+ }
+ } else {
+ acrtc_attach->dm_irq_params.allow_sr_entry = false;
+ }
+}
+
static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
struct drm_device *dev,
struct amdgpu_display_manager *dm,
@@ -9047,7 +9126,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
* during the PSR-SU was disabled.
*/
if (acrtc_state->stream->link->psr_settings.psr_version >= DC_PSR_VERSION_SU_1 &&
- acrtc_attach->dm_irq_params.allow_psr_entry &&
+ acrtc_attach->dm_irq_params.allow_sr_entry &&
#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
!amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
#endif
@@ -9222,9 +9301,12 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
bundle->stream_update.abm_level = &acrtc_state->abm_level;
mutex_lock(&dm->dc_lock);
- if ((acrtc_state->update_type > UPDATE_TYPE_FAST) &&
- acrtc_state->stream->link->psr_settings.psr_allow_active)
- amdgpu_dm_psr_disable(acrtc_state->stream);
+ if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
+ if (acrtc_state->stream->link->replay_settings.replay_allow_active)
+ amdgpu_dm_replay_disable(acrtc_state->stream);
+ if (acrtc_state->stream->link->psr_settings.psr_allow_active)
+ amdgpu_dm_psr_disable(acrtc_state->stream);
+ }
mutex_unlock(&dm->dc_lock);
/*
@@ -9265,57 +9347,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
dm_update_pflip_irq_state(drm_to_adev(dev),
acrtc_attach);
- if (acrtc_state->update_type > UPDATE_TYPE_FAST) {
- if (acrtc_state->stream->link->replay_settings.config.replay_supported &&
- !acrtc_state->stream->link->replay_settings.replay_feature_enabled) {
- struct amdgpu_dm_connector *aconn =
- (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
- amdgpu_dm_link_setup_replay(acrtc_state->stream->link, aconn);
- } else if (acrtc_state->stream->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED &&
- !acrtc_state->stream->link->psr_settings.psr_feature_enabled) {
-
- struct amdgpu_dm_connector *aconn = (struct amdgpu_dm_connector *)
- acrtc_state->stream->dm_stream_context;
-
- if (!aconn->disallow_edp_enter_psr)
- amdgpu_dm_link_setup_psr(acrtc_state->stream);
- }
- }
-
- /* Decrement skip count when PSR is enabled and we're doing fast updates. */
- if (acrtc_state->update_type == UPDATE_TYPE_FAST &&
- acrtc_state->stream->link->psr_settings.psr_feature_enabled) {
- struct amdgpu_dm_connector *aconn =
- (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context;
-
- if (aconn->psr_skip_count > 0)
- aconn->psr_skip_count--;
-
- /* Allow PSR when skip count is 0. */
- acrtc_attach->dm_irq_params.allow_psr_entry = !aconn->psr_skip_count;
-
- /*
- * If sink supports PSR SU, there is no need to rely on
- * a vblank event disable request to enable PSR. PSR SU
- * can be enabled immediately once OS demonstrates an
- * adequate number of fast atomic commits to notify KMD
- * of update events. See `vblank_control_worker()`.
- */
- if (acrtc_state->stream->link->psr_settings.psr_version >= DC_PSR_VERSION_SU_1 &&
- acrtc_attach->dm_irq_params.allow_psr_entry &&
-#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
- !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) &&
-#endif
- !acrtc_state->stream->link->psr_settings.psr_allow_active &&
- !aconn->disallow_edp_enter_psr &&
- (timestamp_ns -
- acrtc_state->stream->link->psr_settings.psr_dirty_rects_change_timestamp_ns) >
- 500000000)
- amdgpu_dm_psr_enable(acrtc_state->stream);
- } else {
- acrtc_attach->dm_irq_params.allow_psr_entry = false;
- }
-
+ amdgpu_dm_enable_self_refresh(acrtc_attach, acrtc_state, timestamp_ns);
mutex_unlock(&dm->dc_lock);
}
@@ -9448,6 +9480,7 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
bool mode_set_reset_required = false;
u32 i;
struct dc_commit_streams_params params = {dc_state->streams, dc_state->stream_count};
+ bool set_backlight_level = false;
/* Disable writeback */
for_each_old_connector_in_state(state, connector, old_con_state, i) {
@@ -9567,6 +9600,7 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
acrtc->hw_mode = new_crtc_state->mode;
crtc->hwmode = new_crtc_state->mode;
mode_set_reset_required = true;
+ set_backlight_level = true;
} else if (modereset_required(new_crtc_state)) {
drm_dbg_atomic(dev,
"Atomic commit: RESET. crtc id %d:[%p]\n",
@@ -9618,6 +9652,19 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
acrtc->otg_inst = status->primary_otg_inst;
}
}
+
+ /* During boot up and resume the DC layer will reset the panel brightness
+ * to fix a flicker issue.
+ * It will cause the dm->actual_brightness is not the current panel brightness
+ * level. (the dm->brightness is the correct panel level)
+ * So we set the backlight level with dm->brightness value after set mode
+ */
+ if (set_backlight_level) {
+ for (i = 0; i < dm->num_of_edps; i++) {
+ if (dm->backlight_dev[i])
+ amdgpu_dm_backlight_set_level(dm, i, dm->brightness[i]);
+ }
+ }
}
static void dm_set_writeback(struct amdgpu_display_manager *dm,
@@ -12086,7 +12133,7 @@ static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector,
break;
}
- while (j < EDID_LENGTH) {
+ while (j < EDID_LENGTH - sizeof(struct amd_vsdb_block)) {
struct amd_vsdb_block *amd_vsdb = (struct amd_vsdb_block *)&edid_ext[j];
unsigned int ieeeId = (amd_vsdb->ieee_id[2] << 16) | (amd_vsdb->ieee_id[1] << 8) | (amd_vsdb->ieee_id[0]);