drm/amdgpu: move wait_queue_head from adev to ring (v2)

thus unnecessary wake up could be avoid between rings
v2:
move wait_queue_head to fence_drv from ring

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

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 1e68a561bbfe..7d442c51063e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -342,6 +342,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
                 amdgpu_fence_driver_init_ring(ring);
         }
 
+        init_waitqueue_head(&ring->fence_drv.fence_queue);
+
         r = amdgpu_wb_get(adev, &ring->rptr_offs);
         if (r) {
                 dev_err(adev->dev, "(%d) ring rptr_offs wb alloc failed\n", r);