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authorChristian König <christian.koenig@amd.com>2015-08-20 17:09:54 +0200
committerAlex Deucher <alexander.deucher@amd.com>2015-08-25 10:46:46 -0400
commit1fca766b24d07e2daed1da0f224f5f395c73e32b (patch)
tree3c1f717991099ac368d16bb3a6d1d7261a179894 /drivers/gpu/drm/amd/scheduler
parentb034b572f2823122d56cd0d235158873f84c7c23 (diff)
drm/amdgpu: remove sched_lock
It isn't protecting anything. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/scheduler')
-rw-r--r--drivers/gpu/drm/amd/scheduler/gpu_scheduler.c3
-rw-r--r--drivers/gpu/drm/amd/scheduler/gpu_scheduler.h1
2 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 2ab63d223891..b13642f1e00b 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -302,7 +302,6 @@ static int amd_sched_main(void *param)
continue;
atomic_inc(&sched->hw_rq_count);
- mutex_lock(&sched->sched_lock);
fence = sched->ops->run_job(sched, c_entity, job);
if (fence) {
r = fence_add_callback(fence, &job->cb,
@@ -313,7 +312,6 @@ static int amd_sched_main(void *param)
DRM_ERROR("fence add callback failed (%d)\n", r);
fence_put(fence);
}
- mutex_unlock(&sched->sched_lock);
if (c_entity->need_wakeup) {
c_entity->need_wakeup = false;
@@ -356,7 +354,6 @@ struct amd_gpu_scheduler *amd_sched_create(void *device,
sched->preemption = preemption;
sched->hw_submission_limit = hw_submission;
snprintf(name, sizeof(name), "gpu_sched[%d]", ring);
- mutex_init(&sched->sched_lock);
amd_sched_rq_init(&sched->sched_rq);
amd_sched_rq_init(&sched->kernel_rq);
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index 5913c5cd1c48..123b8f15d3fb 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -114,7 +114,6 @@ struct amd_gpu_scheduler {
uint32_t granularity; /* in ms unit */
uint32_t preemption;
wait_queue_head_t wait_queue;
- struct mutex sched_lock;
uint32_t hw_submission_limit;
};