125  * @offset: offset in slots.
126  * @n: number of slots to copy.
145  * @offset: offset in slots.
146  * @n: number of slots to copy.
171 	u32 rd_idx, rem, slots;  in mei_dma_ring_read()  local
183 	slots = mei_data2slots(len);  in mei_dma_ring_read()
189 	if (rd_idx + slots > dbuf_depth) {  in mei_dma_ring_read()
191 		rem = slots - (dbuf_depth - rd_idx);  in mei_dma_ring_read()
194 		rem = slots;  in mei_dma_ring_read()
199 	WRITE_ONCE(ctrl->dbuf_rd_idx, ctrl->dbuf_rd_idx + slots);  in mei_dma_ring_read()
208  * mei_dma_ring_empty_slots() - calaculate number of empty slots in dma ring
211  * Return: number of empty slots
224 	/* easier to work in slots */  in mei_dma_ring_empty_slots()
248 	u32 wr_idx, rem, slots;  in mei_dma_ring_write()  local
256 	slots = mei_data2slots(len);  in mei_dma_ring_write()
258 	if (wr_idx + slots > hbuf_depth) {  in mei_dma_ring_write()
260 		rem = slots - (hbuf_depth - wr_idx);  in mei_dma_ring_write()
263 		rem = slots;  in mei_dma_ring_write()
268 	WRITE_ONCE(ctrl->hbuf_wr_idx, ctrl->hbuf_wr_idx + slots);  in mei_dma_ring_write()