1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 82ffa6a05cc6..e99ea816d8c9 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -676,7 +676,6 @@ struct radeon_ring {
         uint64_t                gpu_addr;
         uint32_t                align_mask;
         uint32_t                ptr_mask;
-        struct mutex            mutex;
         bool                    ready;
         u32                     ptr_reg_shift;
         u32                     ptr_reg_mask;
@@ -815,6 +814,7 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsign
 int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
 void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp);
 void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp);
+void radeon_ring_undo(struct radeon_ring *ring);
 void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
 int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
 void radeon_ring_force_activity(struct radeon_device *rdev, struct radeon_ring *ring);
@@ -1534,6 +1534,7 @@ struct radeon_device {
         rwlock_t                        fence_lock;
         struct radeon_fence_driver      fence_drv[RADEON_NUM_RINGS];
         struct radeon_semaphore_driver  semaphore_drv;
+        struct mutex                    ring_lock;
         struct radeon_ring              ring[RADEON_NUM_RINGS];
         struct radeon_ib_pool           ib_pool;
         struct radeon_irq               irq;