amdgpu_ring_get_rptr
early[0] = amdgpu_ring_get_rptr(ring) & ring->buf_mask;
uint32_t rptr = amdgpu_ring_get_rptr(ring);
if (amdgpu_ring_get_rptr(ring) != rptr)
rptr = amdgpu_ring_get_rptr(ring);
if (amdgpu_ring_get_rptr(ring) != rptr)
uint32_t rptr = amdgpu_ring_get_rptr(ring);
if (amdgpu_ring_get_rptr(ring) != rptr)
uint32_t rptr = amdgpu_ring_get_rptr(ring);
if (amdgpu_ring_get_rptr(ring) != rptr)