+ dri-devel since GPU scheduler is a shared component.

On Wed, Apr 7, 2021 at 9:31 AM Roy Sun Roy.Sun@amd.com wrote:

Update the timestamp of scheduled fence on HW completion of the previous fences

This allow more accurate tracking of the fence execution in HW

Signed-off-by: David M Nieto david.nieto@amd.com Signed-off-by: Roy Sun Roy.Sun@amd.com

---

drivers/gpu/drm/scheduler/sched_main.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 92d8de24d0a1..4e5d8d4af010 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -515,7 +515,7 @@ void drm_sched_resubmit_jobs(struct drm_gpu_scheduler *sched) EXPORT_SYMBOL(drm_sched_resubmit_jobs);

/**

• • drm_sched_resubmit_jobs_ext - helper to relunch certain number of jobs from mirror ring list

• • drm_sched_resubmit_jobs_ext - helper to relunch certain number of jobs from pending list
  • @sched: scheduler instance
  • @max: job numbers to relaunch

@@ -671,7 +671,7 @@ drm_sched_select_entity(struct drm_gpu_scheduler *sched) static struct drm_sched_job * drm_sched_get_cleanup_job(struct drm_gpu_scheduler *sched) {

•   struct drm_sched_job *job;
  

•   struct drm_sched_job *job, *next;
  
    /*
     * Don't destroy jobs while the timeout worker is running  OR thread
  

@@ -690,6 +690,13 @@ drm_sched_get_cleanup_job(struct drm_gpu_scheduler *sched) if (job && dma_fence_is_signaled(&job->s_fence->finished)) { /* remove job from pending_list */ list_del_init(&job->list);

•           /* account for the next fence in the queue */
  

•           next = list_first_entry_or_null(&sched->pending_list,
  

•                           struct drm_sched_job, list);
  

•           if (next) {
  

•                   next->s_fence->scheduled.timestamp =
  

•                           job->s_fence->finished.timestamp;
  

•           }
    } else {
            job = NULL;
            /* queue timeout for next job */
  

-- 2.31.1

---

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