Lines Matching refs:wptr
44 * GPU is currently reading, and a wptr (write pointer)
48 * wptr. The GPU then starts fetching commands and executes
94 ring->wptr_old = ring->wptr;
137 * Update the wptr (write pointer) to tell the GPU to
146 (ring->wptr & ring->funcs->align_mask);
158 * amdgpu_ring_undo - reset the wptr
162 * Reset the driver's copy of the wptr (all asics).
166 ring->wptr = ring->wptr_old;
467 * - wptr
468 * - driver's copy of wptr
487 early[2] = ring->wptr & ring->buf_mask;
694 ring->wptr = 0;