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drm/sched: add run job trace

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Add a new trace event to show when jobs are run on the HW.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Robert Beckett <bob.beckett@collabora.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Robert Beckett 2020-03-13 10:56:39 +01:00 committed by Alex Deucher
parent f88ef3ca86
commit c2c91828fb
2 changed files with 28 additions and 0 deletions
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27
drivers/gpu/drm/scheduler/gpu_scheduler_trace.h
View File

@ -59,6 +59,33 @@ TRACE_EVENT(drm_sched_job,
__entry->job_count, __entry->hw_job_count)
);
TRACE_EVENT(drm_run_job,
TP_PROTO(struct drm_sched_job *sched_job, struct drm_sched_entity *entity),
TP_ARGS(sched_job, entity),
TP_STRUCT__entry(
__field(struct drm_sched_entity *, entity)
__field(struct dma_fence *, fence)
__field(const char *, name)
__field(uint64_t, id)
__field(u32, job_count)
__field(int, hw_job_count)
),
TP_fast_assign(
__entry->entity = entity;
__entry->id = sched_job->id;
__entry->fence = &sched_job->s_fence->finished;
__entry->name = sched_job->sched->name;
__entry->job_count = spsc_queue_count(&entity->job_queue);
__entry->hw_job_count = atomic_read(
&sched_job->sched->hw_rq_count);
),
TP_printk("entity=%p, id=%llu, fence=%p, ring=%s, job count:%u, hw job count:%d",
__entry->entity, __entry->id,
__entry->fence, __entry->name,
__entry->job_count, __entry->hw_job_count)
);
TRACE_EVENT(drm_sched_process_job,
TP_PROTO(struct drm_sched_fence *fence),
TP_ARGS(fence),

1
drivers/gpu/drm/scheduler/sched_main.c
View File

@ -773,6 +773,7 @@ static int drm_sched_main(void *param)
atomic_inc(&sched->hw_rq_count);
drm_sched_job_begin(sched_job);
trace_drm_run_job(sched_job, entity);
fence = sched->ops->run_job(sched_job);
drm_sched_fence_scheduled(s_fence);