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Commit 93f8b367 authored by Andres Rodriguez's avatar Andres Rodriguez Committed by Alex Deucher
Browse files

drm/amd/sched: add a unique job id to amd_sched_job 



A unique id is useful for debugging and tracing. Intended to replace
pointers in ftrace output.

Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAndres Rodriguez <andresx7@gmail.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 8fb6e528

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

+2 −0
Original line number Diff line number Diff line
@@ -460,6 +460,7 @@ int amd_sched_job_init(struct amd_sched_job *job, 
	job->sched = sched;

	job->s_entity = entity;

	job->s_fence = amd_sched_fence_create(entity, owner);

	job->id = atomic64_inc_return(&sched->job_id_count);

	if (!job->s_fence)

		return -ENOMEM;
@@ -617,6 +618,7 @@ int amd_sched_init(struct amd_gpu_scheduler *sched, 
	INIT_LIST_HEAD(&sched->ring_mirror_list);

	spin_lock_init(&sched->job_list_lock);

	atomic_set(&sched->hw_rq_count, 0);

	atomic64_set(&sched->job_id_count, 0);



	/* Each scheduler will run on a seperate kernel thread */

	sched->thread = kthread_run(amd_sched_main, sched, sched->name);

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

+2 −0
Original line number Diff line number Diff line
@@ -80,6 +80,7 @@ struct amd_sched_job { 
	struct work_struct		finish_work;

	struct list_head		node;

	struct delayed_work		work_tdr;

	uint64_t			id;

};



extern const struct dma_fence_ops amd_sched_fence_ops_scheduled;
@@ -124,6 +125,7 @@ struct amd_gpu_scheduler { 
	wait_queue_head_t		wake_up_worker;

	wait_queue_head_t		job_scheduled;

	atomic_t			hw_rq_count;

	atomic64_t			job_id_count;

	struct task_struct		*thread;

	struct list_head	ring_mirror_list;

	spinlock_t			job_list_lock;