From: Andres Rodriguez Date: Fri, 10 Mar 2017 02:25:50 +0000 (-0500) Subject: drm/amd/sched: add a unique job id to amd_sched_job X-Git-Tag: v4.12-rc1~116^2~23^2~194 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=93f8b367382108c2363335cfeb5cb3f3f39cfe43;p=karo-tx-linux.git 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: Chunming Zhou Reviewed-by: Christian König Signed-off-by: Andres Rodriguez Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index 16f96563cd2b..4122dbee8511 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -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); diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index d8dc681bcda6..e037b1e8be6d 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -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;