drm/sched: Add device pointer to drm_gpu_scheduler

Add device pointer so scheduler's printing can use
DRM_DEV_ERROR() instead, which makes life easier under multiple GPU
scenario.

v2: amend all calls of drm_sched_init()
v3: fill dev pointer for all drm_sched_init() calls
Signed-off-by: NJiawei Gu <Jiawei.Gu@amd.com>
Reviewed-by: NAndrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NChristian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220221095705.5290-1-Jiawei.Gu@amd.com

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -2316,7 +2316,9 @@ static int amdgpu_device_init_schedulers(struct amdgpu_device *adev)
 
 		r = drm_sched_init(&ring->sched, &amdgpu_sched_ops,
 				   ring->num_hw_submission, amdgpu_job_hang_limit,
-				   timeout, adev->reset_domain->wq, ring->sched_score, ring->name);
+				   timeout, adev->reset_domain->wq,
+				   ring->sched_score, ring->name,
+				   adev->dev);
 		if (r) {
 			DRM_ERROR("Failed to create scheduler on ring %s.\n",
 				  ring->name);

drivers/gpu/drm/etnaviv/etnaviv_sched.c

@@ -195,7 +195,7 @@ int etnaviv_sched_init(struct etnaviv_gpu *gpu)
 	ret = drm_sched_init(&gpu->sched, &etnaviv_sched_ops,
 			     etnaviv_hw_jobs_limit, etnaviv_job_hang_limit,
 			     msecs_to_jiffies(500), NULL, NULL,
-			     dev_name(gpu->dev));
+			     dev_name(gpu->dev), gpu->dev);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/lima/lima_sched.c

@@ -491,7 +491,7 @@ int lima_sched_pipe_init(struct lima_sched_pipe *pipe, const char *name)
 	return drm_sched_init(&pipe->base, &lima_sched_ops, 1,
 			      lima_job_hang_limit,
 			      msecs_to_jiffies(timeout), NULL,
-			      NULL, name);
+			      NULL, name, pipe->ldev->dev);
 }
 
 void lima_sched_pipe_fini(struct lima_sched_pipe *pipe)

drivers/gpu/drm/msm/msm_ringbuffer.c

@@ -89,7 +89,7 @@ struct msm_ringbuffer *msm_ringbuffer_new(struct msm_gpu *gpu, int id,
 
 	ret = drm_sched_init(&ring->sched, &msm_sched_ops,
 			num_hw_submissions, 0, sched_timeout,
-			NULL, NULL, to_msm_bo(ring->bo)->name);
+			NULL, NULL, to_msm_bo(ring->bo)->name, gpu->dev->dev);
 	if (ret) {
 		goto fail;
 	}

drivers/gpu/drm/panfrost/panfrost_job.c

@@ -812,7 +812,7 @@ int panfrost_job_init(struct panfrost_device *pfdev)
 				     nentries, 0,
 				     msecs_to_jiffies(JOB_TIMEOUT_MS),
 				     pfdev->reset.wq,
-				     NULL, "pan_js");
+				     NULL, "pan_js", pfdev->dev);
 		if (ret) {
 			dev_err(pfdev->dev, "Failed to create scheduler: %d.", ret);
 			goto err_sched;

drivers/gpu/drm/scheduler/sched_main.c

@@ -491,7 +491,7 @@ void drm_sched_start(struct drm_gpu_scheduler *sched, bool full_recovery)
 			if (r == -ENOENT)
 				drm_sched_job_done(s_job);
 			else if (r)
-				DRM_ERROR("fence add callback failed (%d)\n",
+				DRM_DEV_ERROR(sched->dev, "fence add callback failed (%d)\n",
 					  r);
 		} else
 			drm_sched_job_done(s_job);
@@ -957,7 +957,7 @@ static int drm_sched_main(void *param)
 			if (r == -ENOENT)
 				drm_sched_job_done(sched_job);
 			else if (r)
-				DRM_ERROR("fence add callback failed (%d)\n",
+				DRM_DEV_ERROR(sched->dev, "fence add callback failed (%d)\n",
 					  r);
 			dma_fence_put(fence);
 		} else {
@@ -991,7 +991,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
 		   const struct drm_sched_backend_ops *ops,
 		   unsigned hw_submission, unsigned hang_limit,
 		   long timeout, struct workqueue_struct *timeout_wq,
-		   atomic_t *score, const char *name)
+		   atomic_t *score, const char *name, struct device *dev)
 {
 	int i, ret;
 	sched->ops = ops;
@@ -1001,6 +1001,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
 	sched->timeout_wq = timeout_wq ? : system_wq;
 	sched->hang_limit = hang_limit;
 	sched->score = score ? score : &sched->_score;
+	sched->dev = dev;
 	for (i = DRM_SCHED_PRIORITY_MIN; i < DRM_SCHED_PRIORITY_COUNT; i++)
 		drm_sched_rq_init(sched, &sched->sched_rq[i]);
 
@@ -1018,7 +1019,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
 	if (IS_ERR(sched->thread)) {
 		ret = PTR_ERR(sched->thread);
 		sched->thread = NULL;
-		DRM_ERROR("Failed to create scheduler for %s.\n", name);
+		DRM_DEV_ERROR(sched->dev, "Failed to create scheduler for %s.\n", name);
 		return ret;
 	}
 

drivers/gpu/drm/v3d/v3d_sched.c

@@ -391,7 +391,7 @@ v3d_sched_init(struct v3d_dev *v3d)
 			     &v3d_bin_sched_ops,
 			     hw_jobs_limit, job_hang_limit,
 			     msecs_to_jiffies(hang_limit_ms), NULL,
-			     NULL, "v3d_bin");
+			     NULL, "v3d_bin", v3d->drm.dev);
 	if (ret) {
 		dev_err(v3d->drm.dev, "Failed to create bin scheduler: %d.", ret);
 		return ret;
@@ -401,7 +401,7 @@ v3d_sched_init(struct v3d_dev *v3d)
 			     &v3d_render_sched_ops,
 			     hw_jobs_limit, job_hang_limit,
 			     msecs_to_jiffies(hang_limit_ms), NULL,
-			     NULL, "v3d_render");
+			     NULL, "v3d_render", v3d->drm.dev);
 	if (ret) {
 		dev_err(v3d->drm.dev, "Failed to create render scheduler: %d.",
 			ret);
@@ -413,7 +413,7 @@ v3d_sched_init(struct v3d_dev *v3d)
 			     &v3d_tfu_sched_ops,
 			     hw_jobs_limit, job_hang_limit,
 			     msecs_to_jiffies(hang_limit_ms), NULL,
-			     NULL, "v3d_tfu");
+			     NULL, "v3d_tfu", v3d->drm.dev);
 	if (ret) {
 		dev_err(v3d->drm.dev, "Failed to create TFU scheduler: %d.",
 			ret);
@@ -426,7 +426,7 @@ v3d_sched_init(struct v3d_dev *v3d)
 				     &v3d_csd_sched_ops,
 				     hw_jobs_limit, job_hang_limit,
 				     msecs_to_jiffies(hang_limit_ms), NULL,
-				     NULL, "v3d_csd");
+				     NULL, "v3d_csd", v3d->drm.dev);
 		if (ret) {
 			dev_err(v3d->drm.dev, "Failed to create CSD scheduler: %d.",
 				ret);
@@ -438,7 +438,7 @@ v3d_sched_init(struct v3d_dev *v3d)
 				     &v3d_cache_clean_sched_ops,
 				     hw_jobs_limit, job_hang_limit,
 				     msecs_to_jiffies(hang_limit_ms), NULL,
-				     NULL, "v3d_cache_clean");
+				     NULL, "v3d_cache_clean", v3d->drm.dev);
 		if (ret) {
 			dev_err(v3d->drm.dev, "Failed to create CACHE_CLEAN scheduler: %d.",
 				ret);

include/drm/gpu_scheduler.h

@@ -457,13 +457,14 @@ struct drm_gpu_scheduler {
 	atomic_t                        _score;
 	bool				ready;
 	bool				free_guilty;
+	struct device			*dev;
 };
 
 int drm_sched_init(struct drm_gpu_scheduler *sched,
 		   const struct drm_sched_backend_ops *ops,
 		   uint32_t hw_submission, unsigned hang_limit,
 		   long timeout, struct workqueue_struct *timeout_wq,
-		   atomic_t *score, const char *name);
+		   atomic_t *score, const char *name, struct device *dev);
 
 void drm_sched_fini(struct drm_gpu_scheduler *sched);
 int drm_sched_job_init(struct drm_sched_job *job,