25 	struct dmaengine_unmap_data *unmap = NULL;  in async_sum_product()  local
31 		unmap = dmaengine_get_unmap_data(dma->dev, 3, GFP_NOWAIT);  in async_sum_product()
33 	if (unmap) {  in async_sum_product()
41 		unmap->addr[0] = dma_map_page(dev, srcs[0], src_offs[0],  in async_sum_product()
43 		unmap->addr[1] = dma_map_page(dev, srcs[1], src_offs[1],  in async_sum_product()
45 		unmap->to_cnt = 2;  in async_sum_product()
47 		unmap->addr[2] = dma_map_page(dev, dest, d_off,  in async_sum_product()
49 		unmap->bidi_cnt = 1;  in async_sum_product()
51 		pq[1] = unmap->addr[2];  in async_sum_product()
53 		unmap->len = len;  in async_sum_product()
54 		tx = dma->device_prep_dma_pq(chan, pq, unmap->addr, 2, coef,  in async_sum_product()
57 			dma_set_unmap(tx, unmap);  in async_sum_product()
59 			dmaengine_unmap_put(unmap);  in async_sum_product()
66 		dmaengine_unmap_put(unmap);  in async_sum_product()
94 	struct dmaengine_unmap_data *unmap = NULL;  in async_mult()  local
99 		unmap = dmaengine_get_unmap_data(dma->dev, 3, GFP_NOWAIT);  in async_mult()
101 	if (unmap) {  in async_mult()
109 		unmap->addr[0] = dma_map_page(dev, src, s_off,  in async_mult()
111 		unmap->to_cnt++;  in async_mult()
112 		unmap->addr[1] = dma_map_page(dev, dest, d_off,  in async_mult()
114 		dma_dest[1] = unmap->addr[1];  in async_mult()
115 		unmap->bidi_cnt++;  in async_mult()
116 		unmap->len = len;  in async_mult()
122 		tx = dma->device_prep_dma_pq(chan, dma_dest, unmap->addr,  in async_mult()
126 			dma_set_unmap(tx, unmap);  in async_mult()
127 			dmaengine_unmap_put(unmap);  in async_mult()
135 		dmaengine_unmap_put(unmap);  in async_mult()