[PATCH v4 5/6] drm/sched: Use parent fence instead of finished

[Arvind Yadav]

Using the parent fence instead of the finished fence
to get the job status. This change is to avoid GPU
scheduler timeout error which can cause GPU reset.

Signed-off-by: Arvind Yadav <arvind.ya...@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzov...@amd.com>
---

changes in v1,v2 - Enable signaling for finished fence in sche_main()
is removed

---
 drivers/gpu/drm/scheduler/sched_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/scheduler/sched_main.c 
b/drivers/gpu/drm/scheduler/sched_main.c
index e0ab14e0fb6b..2ac28ad11432 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -829,7 +829,7 @@ drm_sched_get_cleanup_job(struct drm_gpu_scheduler *sched)
        job = list_first_entry_or_null(&sched->pending_list,
                                       struct drm_sched_job, list);
 
-       if (job && dma_fence_is_signaled(&job->s_fence->finished)) {
+       if (job && dma_fence_is_signaled(job->s_fence->parent)) {
                /* remove job from pending_list */
                list_del_init(&job->list);
 
@@ -841,7 +841,7 @@ drm_sched_get_cleanup_job(struct drm_gpu_scheduler *sched)
 
                if (next) {
                        next->s_fence->scheduled.timestamp =
-                               job->s_fence->finished.timestamp;
+                               job->s_fence->parent->timestamp;
                        /* start TO timer for next job */
                        drm_sched_start_timeout(sched);
                }
-- 
2.25.1