drm/amdgpu: remove the exclusive lock

Finally getting rid of it.

Signed-off-by: Christian König <christian.koenig@amd.com>

1 files changed, 1 insertions, 6 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 9b34a3410c32..fdf7525cf120 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -47,11 +47,8 @@ static void amdgpu_flip_wait_fence(struct amdgpu_device *adev,
         fence = to_amdgpu_fence(*f);
         if (fence) {
                 r = fence_wait(&fence->base, false);
-                if (r == -EDEADLK) {
-                        up_read(&adev->exclusive_lock);
+                if (r == -EDEADLK)
                         r = amdgpu_gpu_reset(adev);
-                        down_read(&adev->exclusive_lock);
-                }
         } else
                 r = fence_wait(*f, false);
 
@@ -77,7 +74,6 @@ static void amdgpu_flip_work_func(struct work_struct *__work)
         unsigned long flags;
         unsigned i;
 
-        down_read(&adev->exclusive_lock);
         amdgpu_flip_wait_fence(adev, &work->excl);
         for (i = 0; i < work->shared_count; ++i)
                 amdgpu_flip_wait_fence(adev, &work->shared[i]);
@@ -93,7 +89,6 @@ static void amdgpu_flip_work_func(struct work_struct *__work)
         amdgpuCrtc->pflip_status = AMDGPU_FLIP_SUBMITTED;
 
         spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
-        up_read(&adev->exclusive_lock);
 }
 
 /*