38 	struct dmaengine_unmap_data *unmap = NULL;  in async_sum_product()  local
44 		unmap = dmaengine_get_unmap_data(dma->dev, 3, GFP_NOIO);  in async_sum_product()
46 	if (unmap) {  in async_sum_product()
54 		unmap->addr[0] = dma_map_page(dev, srcs[0], 0, len, DMA_TO_DEVICE);  in async_sum_product()
55 		unmap->addr[1] = dma_map_page(dev, srcs[1], 0, len, DMA_TO_DEVICE);  in async_sum_product()
56 		unmap->to_cnt = 2;  in async_sum_product()
58 		unmap->addr[2] = dma_map_page(dev, dest, 0, len, DMA_BIDIRECTIONAL);  in async_sum_product()
59 		unmap->bidi_cnt = 1;  in async_sum_product()
61 		pq[1] = unmap->addr[2];  in async_sum_product()
63 		unmap->len = len;  in async_sum_product()
64 		tx = dma->device_prep_dma_pq(chan, pq, unmap->addr, 2, coef,  in async_sum_product()
67 			dma_set_unmap(tx, unmap);  in async_sum_product()
69 			dmaengine_unmap_put(unmap);  in async_sum_product()
76 		dmaengine_unmap_put(unmap);  in async_sum_product()
103 	struct dmaengine_unmap_data *unmap = NULL;  in async_mult()  local
108 		unmap = dmaengine_get_unmap_data(dma->dev, 3, GFP_NOIO);  in async_mult()
110 	if (unmap) {  in async_mult()
118 		unmap->addr[0] = dma_map_page(dev, src, 0, len, DMA_TO_DEVICE);  in async_mult()
119 		unmap->to_cnt++;  in async_mult()
120 		unmap->addr[1] = dma_map_page(dev, dest, 0, len, DMA_BIDIRECTIONAL);  in async_mult()
121 		dma_dest[1] = unmap->addr[1];  in async_mult()
122 		unmap->bidi_cnt++;  in async_mult()
123 		unmap->len = len;  in async_mult()
129 		tx = dma->device_prep_dma_pq(chan, dma_dest, unmap->addr,  in async_mult()
133 			dma_set_unmap(tx, unmap);  in async_mult()
134 			dmaengine_unmap_put(unmap);  in async_mult()
142 		dmaengine_unmap_put(unmap);  in async_mult()