drm/amdgpu: remove fence fallback

DC doesn't seem to have a fallback path either.

So when interrupts doesn't work any more we are pretty much busted no
matter what.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 9cc239968e40..44fc665e4577 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -77,7 +77,6 @@ struct amdgpu_fence_driver {
         bool                            initialized;
         struct amdgpu_irq_src           *irq_src;
         unsigned                        irq_type;
-        struct timer_list               fallback_timer;
         unsigned                        num_fences_mask;
         spinlock_t                      lock;
         struct dma_fence                **fences;