51 		      struct dmaengine_unmap_data *unmap,  in do_async_gen_syndrome()  argument
91 			dma_dest[0] = unmap->addr[disks - 2];  in do_async_gen_syndrome()
92 			dma_dest[1] = unmap->addr[disks - 1];  in do_async_gen_syndrome()
94 						     &unmap->addr[src_off],  in do_async_gen_syndrome()
96 						     &scfs[src_off], unmap->len,  in do_async_gen_syndrome()
104 		dma_set_unmap(tx, unmap);  in do_async_gen_syndrome()
186 	struct dmaengine_unmap_data *unmap = NULL;  in async_gen_syndrome()  local
191 		unmap = dmaengine_get_unmap_data(device->dev, disks, GFP_NOIO);  in async_gen_syndrome()
194 	if (unmap && !(submit->flags & ASYNC_TX_PQ_XOR_DST) &&  in async_gen_syndrome()
210 		unmap->len = len;  in async_gen_syndrome()
214 			unmap->addr[j] = dma_map_page(device->dev, blocks[i], offset,  in async_gen_syndrome()
217 			unmap->to_cnt++;  in async_gen_syndrome()
225 		unmap->bidi_cnt++;  in async_gen_syndrome()
227 			unmap->addr[j++] = dma_map_page(device->dev, P(blocks, disks),  in async_gen_syndrome()
230 			unmap->addr[j++] = 0;  in async_gen_syndrome()
234 		unmap->bidi_cnt++;  in async_gen_syndrome()
236 			unmap->addr[j++] = dma_map_page(device->dev, Q(blocks, disks),  in async_gen_syndrome()
239 			unmap->addr[j++] = 0;  in async_gen_syndrome()
243 		tx = do_async_gen_syndrome(chan, coefs, j, unmap, dma_flags, submit);  in async_gen_syndrome()
244 		dmaengine_unmap_put(unmap);  in async_gen_syndrome()
248 	dmaengine_unmap_put(unmap);  in async_gen_syndrome()
305 	struct dmaengine_unmap_data *unmap = NULL;  in async_syndrome_val()  local
310 		unmap = dmaengine_get_unmap_data(device->dev, disks, GFP_NOIO);  in async_syndrome_val()
312 	if (unmap && disks <= dma_maxpq(device, 0) &&  in async_syndrome_val()
321 		unmap->len = len;  in async_syndrome_val()
324 				unmap->addr[j] = dma_map_page(dev, blocks[i],  in async_syndrome_val()
328 				unmap->to_cnt++;  in async_syndrome_val()
340 			unmap->addr[j++] = pq[0];  in async_syndrome_val()
341 			unmap->to_cnt++;  in async_syndrome_val()
350 			unmap->addr[j++] = pq[1];  in async_syndrome_val()
351 			unmap->to_cnt++;  in async_syndrome_val()
358 							    unmap->addr,  in async_syndrome_val()
369 		dma_set_unmap(tx, unmap);  in async_syndrome_val()