[PATCH 03/12] drm/amd: add amd_sched_hw_job_reset

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Am 30.06.2016 um 11:34 schrieb Chunming Zhou:
> amd_sched_hw_job_reset will remove callback from hw fence.
>
> Change-Id: I592153debad43cba3468504fe041ca439c0a5ec2
> Signed-off-by: Chunming Zhou <David1.Zhou at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 14 ++++++++++++++
>   drivers/gpu/drm/amd/scheduler/gpu_scheduler.h |  1 +
>   2 files changed, 15 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
> index 717655d..cf2d64b 100644
> --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
> +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
> @@ -381,6 +381,20 @@ static void amd_sched_job_timedout(struct work_struct *work)
>   	job->sched->ops->timedout_job(job);
>   }
>   
> +void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched)
> +{
> +	struct amd_sched_job *s_job;
> +
> +	spin_lock(&sched->job_list_lock);
> +	list_for_each_entry_reverse(s_job, &sched->ring_mirror_list, node) {
> +		if (fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) {
> +			fence_put(s_job->s_fence->parent);
> +			s_job->s_fence->parent = NULL;
> +		}
> +	}
> +	spin_unlock(&sched->job_list_lock);
> +}
> +
>   /**
>    * Submit a job to the job queue
>    *
> diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
> index b027603..0924773 100644
> --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
> +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
> @@ -157,4 +157,5 @@ int amd_sched_job_init(struct amd_sched_job *job,
>   		       struct amd_gpu_scheduler *sched,
>   		       struct amd_sched_entity *entity,
>   		       void *owner);
> +void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched);
>   #endif



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