From: Rob Clark robdclark@chromium.org
Now that we are not relying on dev->struct_mutex to protect the ring->submits lists, drop the struct_mutex lock.
Signed-off-by: Rob Clark robdclark@chromium.org Reviewed-by: Jordan Crouse jcrouse@codeaurora.org --- drivers/gpu/drm/msm/msm_gpu.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index d0f625112a97..30ba3beaad0a 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -717,7 +717,7 @@ static void retire_submit(struct msm_gpu *gpu, struct msm_ringbuffer *ring,
msm_gem_active_put(&msm_obj->base); msm_gem_unpin_iova(&msm_obj->base, submit->aspace); - drm_gem_object_put_locked(&msm_obj->base); + drm_gem_object_put(&msm_obj->base); }
pm_runtime_mark_last_busy(&gpu->pdev->dev); @@ -732,11 +732,8 @@ static void retire_submit(struct msm_gpu *gpu, struct msm_ringbuffer *ring,
static void retire_submits(struct msm_gpu *gpu) { - struct drm_device *dev = gpu->dev; int i;
- WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - /* Retire the commits starting with highest priority */ for (i = 0; i < gpu->nr_rings; i++) { struct msm_ringbuffer *ring = gpu->rb[i]; @@ -766,15 +763,12 @@ static void retire_submits(struct msm_gpu *gpu) static void retire_worker(struct work_struct *work) { struct msm_gpu *gpu = container_of(work, struct msm_gpu, retire_work); - struct drm_device *dev = gpu->dev; int i;
for (i = 0; i < gpu->nr_rings; i++) update_fences(gpu, gpu->rb[i], gpu->rb[i]->memptrs->fence);
- mutex_lock(&dev->struct_mutex); retire_submits(gpu); - mutex_unlock(&dev->struct_mutex); }
/* call from irq handler to schedule work to retire bo's */