DOORBELL_RANGE_LOWER 2804 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c 			    DOORBELL_RANGE_LOWER, ring->doorbell_index);
DOORBELL_RANGE_LOWER 4283 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c 					DOORBELL_RANGE_LOWER,
DOORBELL_RANGE_LOWER 3255 drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c 			DOORBELL_RANGE_LOWER, ring->doorbell_index);