Christian.
Am 26.04.21 um 21:40 schrieb Deucher,
Alexander:
[AMD Official Use Only - Internal Distribution Only]
That said, it would be easier for me to merge through the AMD tree since a relatively big AMD feature depends on it. Not sure how much conflict potential there is if this goes through the AMD tree.
Alex
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> on behalf of Deucher, Alexander <Alexander.Deucher@xxxxxxx>
Sent: Monday, April 26, 2021 3:24 PM
To: Christian König <ckoenig.leichtzumerken@xxxxxxxxx>
Cc: amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>; Sun, Roy <Roy.Sun@xxxxxxx>; Nieto, David M <David.Nieto@xxxxxxx>
Subject: Re: [PATCH 1/2] drm/scheduler: Change scheduled fence track[AMD Official Use Only - Internal Distribution Only]
[AMD Official Use Only - Internal Distribution Only]
No objections from me.
Thanks!
Alex
From: Christian König <ckoenig.leichtzumerken@xxxxxxxxx>
Sent: Monday, April 26, 2021 2:49 AM
To: Deucher, Alexander <Alexander.Deucher@xxxxxxx>
Cc: Nieto, David M <David.Nieto@xxxxxxx>; Sun, Roy <Roy.Sun@xxxxxxx>; amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH 1/2] drm/scheduler: Change scheduled fence trackHey Alex,
any objections that we merge those two patches through drm-misc-next?
Thanks,
Christian.
Am 26.04.21 um 08:27 schrieb Roy Sun:
> 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@xxxxxxx>
> Signed-off-by: Roy Sun <Roy.Sun@xxxxxxx>
> ---
> drivers/gpu/drm/scheduler/sched_main.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
> index 92d8de24d0a1..f8e39ab0c41b 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 relaunch 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 +690,14 @@ 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);
> We just need to record the scheduled time of the next job. So we
> need not to check the rest job.
> + /* account for the next fence in the queue */
> + next = list_first_entry_or_null(&sched->pending_list,
> + struct drm_sched_job, list);
> + if (next && test_bit(DMA_FENCE_FLAG_TIMESTAMP_BIT,
> + &job->s_fence->finished.flags)) {
> + next->s_fence->scheduled.timestamp =
> + job->s_fence->finished.timestamp;
> + }
> } else {
> job = NULL;
> /* queue timeout for next job */
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