diff options
Diffstat (limited to 'drivers/gpu/drm/amd/scheduler')
-rw-r--r-- | drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 23 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 2 |
2 files changed, 23 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index acd882a..fea96a7 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -236,6 +236,23 @@ static void amd_sched_entity_clear_dep(struct dma_fence *f, struct dma_fence_cb dma_fence_put(f); } +bool amd_sched_dependency_optimized(struct dma_fence* fence, + struct amd_sched_entity *entity) +{ + struct amd_gpu_scheduler *sched = entity->sched; + struct amd_sched_fence *s_fence; + + if (!fence || dma_fence_is_signaled(fence)) + return false; + if (fence->context == entity->fence_context) + return true; + s_fence = to_amd_sched_fence(fence); + if (s_fence && s_fence->sched == sched) + return true; + + return false; +} + static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity) { struct amd_gpu_scheduler *sched = entity->sched; @@ -387,7 +404,9 @@ void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched) spin_lock(&sched->job_list_lock); list_for_each_entry_reverse(s_job, &sched->ring_mirror_list, node) { - if (dma_fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) { + if (s_job->s_fence->parent && + dma_fence_remove_callback(s_job->s_fence->parent, + &s_job->s_fence->cb)) { dma_fence_put(s_job->s_fence->parent); s_job->s_fence->parent = NULL; } @@ -460,9 +479,9 @@ int amd_sched_job_init(struct amd_sched_job *job, job->sched = sched; job->s_entity = entity; job->s_fence = amd_sched_fence_create(entity, owner); - job->id = atomic64_inc_return(&sched->job_id_count); if (!job->s_fence) return -ENOMEM; + job->id = atomic64_inc_return(&sched->job_id_count); INIT_WORK(&job->finish_work, amd_sched_job_finish); INIT_LIST_HEAD(&job->node); diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 0255c7f..924d4a5 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -158,4 +158,6 @@ int amd_sched_job_init(struct amd_sched_job *job, void *owner); void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched); void amd_sched_job_recovery(struct amd_gpu_scheduler *sched); +bool amd_sched_dependency_optimized(struct dma_fence* fence, + struct amd_sched_entity *entity); #endif |