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Commit 1fca766b authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: remove sched_lock 



It isn't protecting anything.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
parent b034b572

drivers/gpu/drm/amd/scheduler/gpu_scheduler.c

+0 −3
Original line number Diff line number Diff line
@@ -302,7 +302,6 @@ static int amd_sched_main(void *param) 
			continue;

		atomic_inc(&sched->hw_rq_count);



		mutex_lock(&sched->sched_lock);

		fence = sched->ops->run_job(sched, c_entity, job);

		if (fence) {

			r = fence_add_callback(fence, &job->cb,
@@ -313,7 +312,6 @@ static int amd_sched_main(void *param) 
				DRM_ERROR("fence add callback failed (%d)\n", r);

			fence_put(fence);

		}

		mutex_unlock(&sched->sched_lock);



		if (c_entity->need_wakeup) {

			c_entity->need_wakeup = false;
@@ -356,7 +354,6 @@ struct amd_gpu_scheduler *amd_sched_create(void *device, 
	sched->preemption = preemption;

	sched->hw_submission_limit = hw_submission;

	snprintf(name, sizeof(name), "gpu_sched[%d]", ring);

	mutex_init(&sched->sched_lock);

	amd_sched_rq_init(&sched->sched_rq);

	amd_sched_rq_init(&sched->kernel_rq);

drivers/gpu/drm/amd/scheduler/gpu_scheduler.h

+0 −1
Original line number Diff line number Diff line
@@ -114,7 +114,6 @@ struct amd_gpu_scheduler { 
	uint32_t			granularity; /* in ms unit */

	uint32_t			preemption;

	wait_queue_head_t		wait_queue;

	struct mutex			sched_lock;

	uint32_t                        hw_submission_limit;

};