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drm/amdgpu: add command submission workflow tracepoint

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OGL needs these tracepoints to investigate performance issue.

Change-Id: I5e58187d061253f7d665dfce8e4e163ba91d3e2b
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
This commit is contained in:
Chunming Zhou
2015-11-11 14:56:00 +08:00
committed by Alex Deucher
parent 5f2e816b29
commit 7034decf6a
5 changed files with 76 additions and 4 deletions
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24
drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h
View File

@@ -16,6 +16,8 @@ TRACE_EVENT(amd_sched_job,
TP_ARGS(sched_job),
TP_STRUCT__entry(
__field(struct amd_sched_entity *, entity)
__field(struct amd_sched_job *, sched_job)
__field(struct fence *, fence)
__field(const char *, name)
__field(u32, job_count)
__field(int, hw_job_count)
@@ -23,16 +25,32 @@ TRACE_EVENT(amd_sched_job,
TP_fast_assign(
__entry->entity = sched_job->s_entity;
__entry->sched_job = sched_job;
__entry->fence = &sched_job->s_fence->base;
__entry->name = sched_job->sched->name;
__entry->job_count = kfifo_len(
&sched_job->s_entity->job_queue) / sizeof(sched_job);
__entry->hw_job_count = atomic_read(
&sched_job->sched->hw_rq_count);
),
TP_printk("entity=%p, ring=%s, job count:%u, hw job count:%d",
__entry->entity, __entry->name, __entry->job_count,
__entry->hw_job_count)
TP_printk("entity=%p, sched job=%p, fence=%p, ring=%s, job count:%u, hw job count:%d",
__entry->entity, __entry->sched_job, __entry->fence, __entry->name,
__entry->job_count, __entry->hw_job_count)
);
TRACE_EVENT(amd_sched_process_job,
TP_PROTO(struct amd_sched_fence *fence),
TP_ARGS(fence),
TP_STRUCT__entry(
__field(struct fence *, fence)
),
TP_fast_assign(
__entry->fence = &fence->base;
),
TP_printk("fence=%p signaled", __entry->fence)
);
#endif
/* This part must be outside protection */

1
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
View File

@@ -346,6 +346,7 @@ static void amd_sched_process_job(struct fence *f, struct fence_cb *cb)
list_del_init(&s_fence->list);
spin_unlock_irqrestore(&sched->fence_list_lock, flags);
}
trace_amd_sched_process_job(s_fence);
fence_put(&s_fence->base);
wake_up_interruptible(&sched->wake_up_worker);
}