diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/scheduler/sched_entity.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/scheduler/sched_main.c | 6 |
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_entity.c b/drivers/gpu/drm/scheduler/sched_entity.c index 3e22a54a99c2..ba54c30a466e 100644 --- a/drivers/gpu/drm/scheduler/sched_entity.c +++ b/drivers/gpu/drm/scheduler/sched_entity.c @@ -130,7 +130,14 @@ drm_sched_entity_get_free_sched(struct drm_sched_entity *entity) int i; for (i = 0; i < entity->num_rq_list; ++i) { - num_jobs = atomic_read(&entity->rq_list[i]->sched->num_jobs); + struct drm_gpu_scheduler *sched = entity->rq_list[i]->sched; + + if (!entity->rq_list[i]->sched->ready) { + DRM_WARN("sched%s is not ready, skipping", sched->name); + continue; + } + + num_jobs = atomic_read(&sched->num_jobs); if (num_jobs < min_jobs) { min_jobs = num_jobs; rq = entity->rq_list[i]; diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 63b997d9c562..6b2fd49334f7 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -420,6 +420,9 @@ int drm_sched_job_init(struct drm_sched_job *job, struct drm_gpu_scheduler *sched; drm_sched_entity_select_rq(entity); + if (!entity->rq) + return -ENOENT; + sched = entity->rq->sched; job->sched = sched; @@ -633,6 +636,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, return PTR_ERR(sched->thread); } + sched->ready = true; return 0; } EXPORT_SYMBOL(drm_sched_init); @@ -648,5 +652,7 @@ void drm_sched_fini(struct drm_gpu_scheduler *sched) { if (sched->thread) kthread_stop(sched->thread); + + sched->ready = false; } EXPORT_SYMBOL(drm_sched_fini); |