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drm/sched: add drm_sched_fault

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Add a helper to immediately start timeout handling in case of a hardware
fault.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2018-10-12 16:47:13 +02:00
committed by Alex Deucher
parent 19067e522d
commit 8fe159b014
2 changed files with 14 additions and 0 deletions
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13
drivers/gpu/drm/scheduler/sched_main.c
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@@ -196,6 +196,19 @@ static void drm_sched_start_timeout(struct drm_gpu_scheduler *sched)
schedule_delayed_work(&sched->work_tdr, sched->timeout);
}
/**
* drm_sched_fault - immediately start timeout handler
*
* @sched: scheduler where the timeout handling should be started.
*
* Start timeout handling immediately when the driver detects a hardware fault.
*/
void drm_sched_fault(struct drm_gpu_scheduler *sched)
{
mod_delayed_work(system_wq, &sched->work_tdr, 0);
}
EXPORT_SYMBOL(drm_sched_fault);
/* job_finish is called after hw fence signaled
*/
static void drm_sched_job_finish(struct work_struct *work)