[PATCH] drm/amd/display: Convert some legacy DRM debug macros into appropriate categories

Hamza Mahfooz hamza.mahfooz at amd.com
Thu May 30 19:57:59 UTC 2024


On 5/28/24 08:57, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>
> 
> Currently when one enables driver debugging dmesg gets spammed, at I
> suspect vblank rate, with messages like:
> 
>   [drm:amdgpu_dm_atomic_check [amdgpu]] MPO enablement requested on crtc:[00000000f073c3bb]
> 
> Fix if by converting some logging from deprecated and incorrect
> DRM_DEBUG_DRIVER to drm_dbg_atomic. Plus some localized drive-by changes
> to drm_dbg_kms.
> 
> By no means an exhaustive conversion but at least it allows turning on
> driver debug selectively.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>

Applied, thanks!

> ---
>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 73 ++++++++++---------
>   1 file changed, 39 insertions(+), 34 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 975feb1c69b8..bf9db488eee6 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -2363,13 +2363,13 @@ static int detect_mst_link_for_all_connectors(struct drm_device *dev)
>   		aconnector = to_amdgpu_dm_connector(connector);
>   		if (aconnector->dc_link->type == dc_connection_mst_branch &&
>   		    aconnector->mst_mgr.aux) {
> -			DRM_DEBUG_DRIVER("DM_MST: starting TM on aconnector: %p [id: %d]\n",
> +			drm_dbg_kms(dev, "DM_MST: starting TM on aconnector: %p [id: %d]\n",
>   					 aconnector,
>   					 aconnector->base.base.id);
>   
>   			ret = drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, true);
>   			if (ret < 0) {
> -				DRM_ERROR("DM_MST: Failed to start MST\n");
> +				drm_err(dev, "DM_MST: Failed to start MST\n");
>   				aconnector->dc_link->type =
>   					dc_connection_single;
>   				ret = dm_helpers_dp_mst_stop_top_mgr(aconnector->dc_link->ctx,
> @@ -3298,15 +3298,15 @@ void amdgpu_dm_update_connector_after_detect(
>   		 * We got a DP short pulse (Link Loss, DP CTS, etc...).
>   		 * Do nothing!!
>   		 */
> -		DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: dc_sink didn't change.\n",
> -				aconnector->connector_id);
> +		drm_dbg_kms(dev, "DCHPD: connector_id=%d: dc_sink didn't change.\n",
> +				 aconnector->connector_id);
>   		if (sink)
>   			dc_sink_release(sink);
>   		return;
>   	}
>   
> -	DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: Old sink=%p New sink=%p\n",
> -		aconnector->connector_id, aconnector->dc_sink, sink);
> +	drm_dbg_kms(dev, "DCHPD: connector_id=%d: Old sink=%p New sink=%p\n",
> +		    aconnector->connector_id, aconnector->dc_sink, sink);
>   
>   	mutex_lock(&dev->mode_config.mutex);
>   
> @@ -9191,7 +9191,9 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
>   
>   		if (amdgpu_dm_crtc_modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) {
>   
> -			DRM_DEBUG_ATOMIC("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc);
> +			drm_dbg_atomic(dev,
> +				       "Atomic commit: SET crtc id %d: [%p]\n",
> +				       acrtc->crtc_id, acrtc);
>   
>   			if (!dm_new_crtc_state->stream) {
>   				/*
> @@ -9209,8 +9211,9 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
>   				 * have a sink to keep the pipe running so that
>   				 * hw state is consistent with the sw state
>   				 */
> -				DRM_DEBUG_DRIVER("%s: Failed to create new stream for crtc %d\n",
> -						__func__, acrtc->base.base.id);
> +				drm_dbg_atomic(dev,
> +					       "Failed to create new stream for crtc %d\n",
> +						acrtc->base.base.id);
>   				continue;
>   			}
>   
> @@ -9224,7 +9227,9 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state,
>   			crtc->hwmode = new_crtc_state->mode;
>   			mode_set_reset_required = true;
>   		} else if (modereset_required(new_crtc_state)) {
> -			DRM_DEBUG_ATOMIC("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc);
> +			drm_dbg_atomic(dev,
> +				       "Atomic commit: RESET. crtc id %d:[%p]\n",
> +				       acrtc->crtc_id, acrtc);
>   			/* i.e. reset mode */
>   			if (dm_old_crtc_state->stream)
>   				remove_stream(adev, acrtc, dm_old_crtc_state->stream);
> @@ -9679,7 +9684,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>   #endif
>   				if (amdgpu_dm_crtc_configure_crc_source(
>   					crtc, dm_new_crtc_state, cur_crc_src))
> -					DRM_DEBUG_DRIVER("Failed to configure crc source");
> +					drm_dbg_atomic(dev, "Failed to configure crc source");
>   			}
>   		}
>   #endif
> @@ -10851,7 +10856,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   	ret = drm_atomic_helper_check_modeset(dev, state);
>   	if (ret) {
> -		DRM_DEBUG_DRIVER("drm_atomic_helper_check_modeset() failed\n");
> +		drm_dbg_atomic(dev, "drm_atomic_helper_check_modeset() failed\n");
>   		goto fail;
>   	}
>   
> @@ -10866,7 +10871,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   		new_crtc_state = drm_atomic_get_crtc_state(state, new_con_state->crtc);
>   		if (IS_ERR(new_crtc_state)) {
> -			DRM_DEBUG_DRIVER("drm_atomic_get_crtc_state() failed\n");
> +			drm_dbg_atomic(dev, "drm_atomic_get_crtc_state() failed\n");
>   			ret = PTR_ERR(new_crtc_state);
>   			goto fail;
>   		}
> @@ -10881,7 +10886,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   			if (drm_atomic_crtc_needs_modeset(new_crtc_state)) {
>   				ret = add_affected_mst_dsc_crtcs(state, crtc);
>   				if (ret) {
> -					DRM_DEBUG_DRIVER("add_affected_mst_dsc_crtcs() failed\n");
> +					drm_dbg_atomic(dev, "add_affected_mst_dsc_crtcs() failed\n");
>   					goto fail;
>   				}
>   			}
> @@ -10898,7 +10903,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   		ret = amdgpu_dm_verify_lut_sizes(new_crtc_state);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("amdgpu_dm_verify_lut_sizes() failed\n");
> +			drm_dbg_atomic(dev, "amdgpu_dm_verify_lut_sizes() failed\n");
>   			goto fail;
>   		}
>   
> @@ -10907,13 +10912,13 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   		ret = drm_atomic_add_affected_connectors(state, crtc);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("drm_atomic_add_affected_connectors() failed\n");
> +			drm_dbg_atomic(dev, "drm_atomic_add_affected_connectors() failed\n");
>   			goto fail;
>   		}
>   
>   		ret = drm_atomic_add_affected_planes(state, crtc);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("drm_atomic_add_affected_planes() failed\n");
> +			drm_dbg_atomic(dev, "drm_atomic_add_affected_planes() failed\n");
>   			goto fail;
>   		}
>   
> @@ -10952,7 +10957,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   			if (IS_ERR(new_plane_state)) {
>   				ret = PTR_ERR(new_plane_state);
> -				DRM_DEBUG_DRIVER("new_plane_state is BAD\n");
> +				drm_dbg_atomic(dev, "new_plane_state is BAD\n");
>   				goto fail;
>   			}
>   		}
> @@ -10984,7 +10989,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   					    &lock_and_validation_needed,
>   					    &is_top_most_overlay);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("dm_update_plane_state() failed\n");
> +			drm_dbg_atomic(dev, "dm_update_plane_state() failed\n");
>   			goto fail;
>   		}
>   	}
> @@ -10997,7 +11002,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   					   false,
>   					   &lock_and_validation_needed);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("DISABLE: dm_update_crtc_state() failed\n");
> +			drm_dbg_atomic(dev, "DISABLE: dm_update_crtc_state() failed\n");
>   			goto fail;
>   		}
>   	}
> @@ -11010,7 +11015,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   					   true,
>   					   &lock_and_validation_needed);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("ENABLE: dm_update_crtc_state() failed\n");
> +			drm_dbg_atomic(dev, "ENABLE: dm_update_crtc_state() failed\n");
>   			goto fail;
>   		}
>   	}
> @@ -11024,7 +11029,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   					    &lock_and_validation_needed,
>   					    &is_top_most_overlay);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("dm_update_plane_state() failed\n");
> +			drm_dbg_atomic(dev, "dm_update_plane_state() failed\n");
>   			goto fail;
>   		}
>   	}
> @@ -11040,21 +11045,21 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   	/* Run this here since we want to validate the streams we created */
>   	ret = drm_atomic_helper_check_planes(dev, state);
>   	if (ret) {
> -		DRM_DEBUG_DRIVER("drm_atomic_helper_check_planes() failed\n");
> +		drm_dbg_atomic(dev, "drm_atomic_helper_check_planes() failed\n");
>   		goto fail;
>   	}
>   
>   	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
>   		dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
>   		if (dm_new_crtc_state->mpo_requested)
> -			DRM_DEBUG_DRIVER("MPO enablement requested on crtc:[%p]\n", crtc);
> +			drm_dbg_atomic(dev, "MPO enablement requested on crtc:[%p]\n", crtc);
>   	}
>   
>   	/* Check cursor planes scaling */
>   	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
>   		ret = dm_check_crtc_cursor(state, crtc, new_crtc_state);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("dm_check_crtc_cursor() failed\n");
> +			drm_dbg_atomic(dev, "dm_check_crtc_cursor() failed\n");
>   			goto fail;
>   		}
>   	}
> @@ -11137,13 +11142,13 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   	if (lock_and_validation_needed) {
>   		ret = dm_atomic_get_state(state, &dm_state);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("dm_atomic_get_state() failed\n");
> +			drm_dbg_atomic(dev, "dm_atomic_get_state() failed\n");
>   			goto fail;
>   		}
>   
>   		ret = do_aquire_global_lock(dev, state);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("do_aquire_global_lock() failed\n");
> +			drm_dbg_atomic(dev, "do_aquire_global_lock() failed\n");
>   			goto fail;
>   		}
>   
> @@ -11151,7 +11156,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   		if (dc_resource_is_dsc_encoding_supported(dc)) {
>   			ret = compute_mst_dsc_configs_for_state(state, dm_state->context, vars);
>   			if (ret) {
> -				DRM_DEBUG_DRIVER("compute_mst_dsc_configs_for_state() failed\n");
> +				drm_dbg_atomic(dev, "compute_mst_dsc_configs_for_state() failed\n");
>   				ret = -EINVAL;
>   				goto fail;
>   			}
> @@ -11160,7 +11165,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   		ret = dm_update_mst_vcpi_slots_for_dsc(state, dm_state->context, vars);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("dm_update_mst_vcpi_slots_for_dsc() failed\n");
> +			drm_dbg_atomic(dev, "dm_update_mst_vcpi_slots_for_dsc() failed\n");
>   			goto fail;
>   		}
>   
> @@ -11172,12 +11177,12 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   		 */
>   		ret = drm_dp_mst_atomic_check(state);
>   		if (ret) {
> -			DRM_DEBUG_DRIVER("drm_dp_mst_atomic_check() failed\n");
> +			drm_dbg_atomic(dev, "drm_dp_mst_atomic_check() failed\n");
>   			goto fail;
>   		}
>   		status = dc_validate_global_state(dc, dm_state->context, true);
>   		if (status != DC_OK) {
> -			DRM_DEBUG_DRIVER("DC global validation failure: %s (%d)",
> +			drm_dbg_atomic(dev, "DC global validation failure: %s (%d)",
>   				       dc_status_to_str(status), status);
>   			ret = -EINVAL;
>   			goto fail;
> @@ -11255,11 +11260,11 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
>   
>   fail:
>   	if (ret == -EDEADLK)
> -		DRM_DEBUG_DRIVER("Atomic check stopped to avoid deadlock.\n");
> +		drm_dbg_atomic(dev, "Atomic check stopped to avoid deadlock.\n");
>   	else if (ret == -EINTR || ret == -EAGAIN || ret == -ERESTARTSYS)
> -		DRM_DEBUG_DRIVER("Atomic check stopped due to signal.\n");
> +		drm_dbg_atomic(dev, "Atomic check stopped due to signal.\n");
>   	else
> -		DRM_DEBUG_DRIVER("Atomic check failed with err: %d\n", ret);
> +		drm_dbg_atomic(dev, "Atomic check failed with err: %d\n", ret);
>   
>   	trace_amdgpu_dm_atomic_check_finish(state, ret);
>   
-- 
Hamza



More information about the amd-gfx mailing list