drm/scheduler: modify API to avoid redundancy

entity has a scheduler field and we don't need the sched argument
in any of the functions where entity is provided.
Signed-off-by: NNayan Deshmukh <nayan26deshmukh@gmail.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NEric Anholt <eric@anholt.net>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

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

@@ -1232,7 +1232,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
 	job = p->job;
 	p->job = NULL;
 
-	r = drm_sched_job_init(&job->base, &ring->sched, entity, p->filp);
+	r = drm_sched_job_init(&job->base, entity, p->filp);
 	if (r) {
 		amdgpu_job_free(job);
 		amdgpu_mn_unlock(p->mn);

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

@@ -104,8 +104,7 @@ static int amdgpu_ctx_init(struct amdgpu_device *adev,
 
 failed:
 	for (j = 0; j < i; j++)
-		drm_sched_entity_destroy(&adev->rings[j]->sched,
-				      &ctx->rings[j].entity);
+		drm_sched_entity_destroy(&ctx->rings[j].entity);
 	kfree(ctx->fences);
 	ctx->fences = NULL;
 	return r;
@@ -178,8 +177,7 @@ static void amdgpu_ctx_do_release(struct kref *ref)
 		if (ctx->adev->rings[i] == &ctx->adev->gfx.kiq.ring)
 			continue;
 
-		drm_sched_entity_destroy(&ctx->adev->rings[i]->sched,
-			&ctx->rings[i].entity);
+		drm_sched_entity_destroy(&ctx->rings[i].entity);
 	}
 
 	amdgpu_ctx_fini(ref);
@@ -466,8 +464,8 @@ void amdgpu_ctx_mgr_entity_flush(struct amdgpu_ctx_mgr *mgr)
 			if (ctx->adev->rings[i] == &ctx->adev->gfx.kiq.ring)
 				continue;
 
-			max_wait = drm_sched_entity_flush(&ctx->adev->rings[i]->sched,
-					  &ctx->rings[i].entity, max_wait);
+			max_wait = drm_sched_entity_flush(&ctx->rings[i].entity,
+							  max_wait);
 		}
 	}
 	mutex_unlock(&mgr->lock);
@@ -492,8 +490,7 @@ void amdgpu_ctx_mgr_entity_fini(struct amdgpu_ctx_mgr *mgr)
 				continue;
 
 			if (kref_read(&ctx->refcount) == 1)
-				drm_sched_entity_fini(&ctx->adev->rings[i]->sched,
-					&ctx->rings[i].entity);
+				drm_sched_entity_fini(&ctx->rings[i].entity);
 			else
 				DRM_ERROR("ctx %p is still alive\n", ctx);
 		}

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

@@ -133,7 +133,7 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct drm_sched_entity *entity,
 	if (!f)
 		return -EINVAL;
 
-	r = drm_sched_job_init(&job->base, entity->sched, entity, owner);
+	r = drm_sched_job_init(&job->base, entity, owner);
 	if (r)
 		return r;
 

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

@@ -1925,8 +1925,7 @@ void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
 			return;
 		}
 	} else {
-		drm_sched_entity_destroy(adev->mman.entity.sched,
-					 &adev->mman.entity);
+		drm_sched_entity_destroy(&adev->mman.entity);
 		dma_fence_put(man->move);
 		man->move = NULL;
 	}

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

@@ -305,8 +305,7 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev)
 {
 	int i, j;
 
-	drm_sched_entity_destroy(&adev->uvd.inst->ring.sched,
-				 &adev->uvd.entity);
+	drm_sched_entity_destroy(&adev->uvd.entity);
 
 	for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
 		kfree(adev->uvd.inst[j].saved_bo);

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

@@ -221,7 +221,7 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev)
 	if (adev->vce.vcpu_bo == NULL)
 		return 0;
 
-	drm_sched_entity_destroy(&adev->vce.ring[0].sched, &adev->vce.entity);
+	drm_sched_entity_destroy(&adev->vce.entity);
 
 	amdgpu_bo_free_kernel(&adev->vce.vcpu_bo, &adev->vce.gpu_addr,
 		(void **)&adev->vce.cpu_addr);

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

@@ -2642,7 +2642,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 	vm->root.base.bo = NULL;
 
 error_free_sched_entity:
-	drm_sched_entity_destroy(&ring->sched, &vm->entity);
+	drm_sched_entity_destroy(&vm->entity);
 
 	return r;
 }
@@ -2779,7 +2779,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
 		spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags);
 	}
 
-	drm_sched_entity_destroy(vm->entity.sched, &vm->entity);
+	drm_sched_entity_destroy(&vm->entity);
 
 	if (!RB_EMPTY_ROOT(&vm->va.rb_root)) {
 		dev_err(adev->dev, "still active bo inside vm\n");

drivers/gpu/drm/etnaviv/etnaviv_drv.c

@@ -78,8 +78,7 @@ static void etnaviv_postclose(struct drm_device *dev, struct drm_file *file)
 				gpu->lastctx = NULL;
 			mutex_unlock(&gpu->lock);
 
-			drm_sched_entity_destroy(&gpu->sched,
-						&ctx->sched_entity[i]);
+			drm_sched_entity_destroy(&ctx->sched_entity[i]);
 		}
 	}
 

drivers/gpu/drm/etnaviv/etnaviv_sched.c

@@ -118,8 +118,8 @@ int etnaviv_sched_push_job(struct drm_sched_entity *sched_entity,
 {
 	int ret;
 
-	ret = drm_sched_job_init(&submit->sched_job, &submit->gpu->sched,
-				 sched_entity, submit->cmdbuf.ctx);
+	ret = drm_sched_job_init(&submit->sched_job, sched_entity,
+				 submit->cmdbuf.ctx);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/scheduler/gpu_scheduler.c

@@ -273,11 +273,12 @@ static void drm_sched_entity_kill_jobs_cb(struct dma_fence *f,
  *
  * Returns the remaining time in jiffies left from the input timeout
  */
-long drm_sched_entity_flush(struct drm_gpu_scheduler *sched,
-			   struct drm_sched_entity *entity, long timeout)
+long drm_sched_entity_flush(struct drm_sched_entity *entity, long timeout)
 {
+	struct drm_gpu_scheduler *sched;
 	long ret = timeout;
 
+	sched = entity->sched;
 	if (!drm_sched_entity_is_initialized(sched, entity))
 		return ret;
 	/**
@@ -312,10 +313,11 @@ EXPORT_SYMBOL(drm_sched_entity_flush);
  * entity and signals all jobs with an error code if the process was killed.
  *
  */
-void drm_sched_entity_fini(struct drm_gpu_scheduler *sched,
-			   struct drm_sched_entity *entity)
+void drm_sched_entity_fini(struct drm_sched_entity *entity)
 {
+	struct drm_gpu_scheduler *sched;
 
+	sched = entity->sched;
 	drm_sched_entity_set_rq(entity, NULL);
 
 	/* Consumption of existing IBs wasn't completed. Forcefully
@@ -373,11 +375,10 @@ EXPORT_SYMBOL(drm_sched_entity_fini);
  *
  * Calls drm_sched_entity_do_release() and drm_sched_entity_cleanup()
  */
-void drm_sched_entity_destroy(struct drm_gpu_scheduler *sched,
-				struct drm_sched_entity *entity)
+void drm_sched_entity_destroy(struct drm_sched_entity *entity)
 {
-	drm_sched_entity_flush(sched, entity, MAX_WAIT_SCHED_ENTITY_Q_EMPTY);
-	drm_sched_entity_fini(sched, entity);
+	drm_sched_entity_flush(entity, MAX_WAIT_SCHED_ENTITY_Q_EMPTY);
+	drm_sched_entity_fini(entity);
 }
 EXPORT_SYMBOL(drm_sched_entity_destroy);
 
@@ -740,10 +741,11 @@ EXPORT_SYMBOL(drm_sched_job_recovery);
  * Returns 0 for success, negative error code otherwise.
  */
 int drm_sched_job_init(struct drm_sched_job *job,
-		       struct drm_gpu_scheduler *sched,
 		       struct drm_sched_entity *entity,
 		       void *owner)
 {
+	struct drm_gpu_scheduler *sched = entity->sched;
+
 	job->sched = sched;
 	job->entity = entity;
 	job->s_priority = entity->rq - sched->sched_rq;

drivers/gpu/drm/v3d/v3d_drv.c

@@ -145,13 +145,11 @@ v3d_open(struct drm_device *dev, struct drm_file *file)
 static void
 v3d_postclose(struct drm_device *dev, struct drm_file *file)
 {
-	struct v3d_dev *v3d = to_v3d_dev(dev);
 	struct v3d_file_priv *v3d_priv = file->driver_priv;
 	enum v3d_queue q;
 
 	for (q = 0; q < V3D_MAX_QUEUES; q++) {
-		drm_sched_entity_destroy(&v3d->queue[q].sched,
-				      &v3d_priv->sched_entity[q]);
+		drm_sched_entity_destroy(&v3d_priv->sched_entity[q]);
 	}
 
 	kfree(v3d_priv);

drivers/gpu/drm/v3d/v3d_gem.c

@@ -553,7 +553,6 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
 	mutex_lock(&v3d->sched_lock);
 	if (exec->bin.start != exec->bin.end) {
 		ret = drm_sched_job_init(&exec->bin.base,
-					 &v3d->queue[V3D_BIN].sched,
 					 &v3d_priv->sched_entity[V3D_BIN],
 					 v3d_priv);
 		if (ret)
@@ -568,7 +567,6 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
 	}
 
 	ret = drm_sched_job_init(&exec->render.base,
-				 &v3d->queue[V3D_RENDER].sched,
 				 &v3d_priv->sched_entity[V3D_RENDER],
 				 v3d_priv);
 	if (ret)

include/drm/gpu_scheduler.h

@@ -286,12 +286,9 @@ int drm_sched_entity_init(struct drm_sched_entity *entity,
 			  struct drm_sched_rq **rq_list,
 			  unsigned int num_rq_list,
 			  atomic_t *guilty);
-long drm_sched_entity_flush(struct drm_gpu_scheduler *sched,
-			   struct drm_sched_entity *entity, long timeout);
-void drm_sched_entity_fini(struct drm_gpu_scheduler *sched,
-			   struct drm_sched_entity *entity);
-void drm_sched_entity_destroy(struct drm_gpu_scheduler *sched,
-			   struct drm_sched_entity *entity);
+long drm_sched_entity_flush(struct drm_sched_entity *entity, long timeout);
+void drm_sched_entity_fini(struct drm_sched_entity *entity);
+void drm_sched_entity_destroy(struct drm_sched_entity *entity);
 void drm_sched_entity_push_job(struct drm_sched_job *sched_job,
 			       struct drm_sched_entity *entity);
 void drm_sched_entity_set_rq(struct drm_sched_entity *entity,
@@ -302,7 +299,6 @@ struct drm_sched_fence *drm_sched_fence_create(
 void drm_sched_fence_scheduled(struct drm_sched_fence *fence);
 void drm_sched_fence_finished(struct drm_sched_fence *fence);
 int drm_sched_job_init(struct drm_sched_job *job,
-		       struct drm_gpu_scheduler *sched,
 		       struct drm_sched_entity *entity,
 		       void *owner);
 void drm_sched_hw_job_reset(struct drm_gpu_scheduler *sched,