amdgpu_mm_rdoorbell64  285 drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
amdgpu_mm_rdoorbell64  290 drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))