Lines Matching refs:wptr
151 uint32_t wptr = le32_to_cpu(*ih->wptr_cpu) >> 2; in amdgpu_ih_ring_write() local
155 ih->ring[wptr++] = cpu_to_le32(iv[i]); in amdgpu_ih_ring_write()
157 wptr <<= 2; in amdgpu_ih_ring_write()
158 wptr &= ih->ptr_mask; in amdgpu_ih_ring_write()
161 if (wptr != READ_ONCE(ih->rptr)) { in amdgpu_ih_ring_write()
163 WRITE_ONCE(*ih->wptr_cpu, cpu_to_le32(wptr)); in amdgpu_ih_ring_write()
227 u32 wptr; in amdgpu_ih_process() local
232 wptr = amdgpu_ih_get_wptr(adev, ih); in amdgpu_ih_process()
236 DRM_DEBUG("%s: rptr %d, wptr %d\n", __func__, ih->rptr, wptr); in amdgpu_ih_process()
241 while (ih->rptr != wptr && --count) { in amdgpu_ih_process()
250 wptr = amdgpu_ih_get_wptr(adev, ih); in amdgpu_ih_process()
251 if (wptr != ih->rptr) in amdgpu_ih_process()