drm/sched: revert "fix timeout handling v2" v2

This reverts commit 0efd2d2f68cd5dbddf4ecd974c33133257d16a8e.

It's still causing problems for V3D.

v2: keep rearming the timeout.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 1 insertions, 26 deletions

diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 6fedf9544bbf..9d4cd196037a 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -263,40 +263,15 @@ static void drm_sched_job_timedout(struct work_struct *work)
 {
         struct drm_gpu_scheduler *sched;
         struct drm_sched_job *job;
-        int r;
 
         sched = container_of(work, struct drm_gpu_scheduler, work_tdr.work);
-
-        spin_lock(&sched->job_list_lock);
-        list_for_each_entry_reverse(job, &sched->ring_mirror_list, node) {
-                struct drm_sched_fence *fence = job->s_fence;
-
-                if (!dma_fence_remove_callback(fence->parent, &fence->cb))
-                        goto already_signaled;
-        }
-
         job = list_first_entry_or_null(&sched->ring_mirror_list,
                                        struct drm_sched_job, node);
-        spin_unlock(&sched->job_list_lock);
 
         if (job)
-                sched->ops->timedout_job(job);
+                job->sched->ops->timedout_job(job);
 
         spin_lock(&sched->job_list_lock);
-        list_for_each_entry(job, &sched->ring_mirror_list, node) {
-                struct drm_sched_fence *fence = job->s_fence;
-
-                if (!fence->parent || !list_empty(&fence->cb.node))
-                        continue;
-
-                r = dma_fence_add_callback(fence->parent, &fence->cb,
-                                           drm_sched_process_job);
-                if (r)
-                        drm_sched_process_job(fence->parent, &fence->cb);
-
-already_signaled:
-                ;
-        }
         drm_sched_start_timeout(sched);
         spin_unlock(&sched->job_list_lock);
 }