Lines Matching refs:um
686 struct dmaengine_unmap_data *um;
735 um = dmaengine_get_unmap_data(dma_dev, src->cnt + dst->cnt,
737 if (!um) {
744 um->len = buf_size;
750 um->addr[i] = dma_map_page(dma_dev, pg, pg_off,
751 um->len, DMA_TO_DEVICE);
752 srcs[i] = um->addr[i] + src->off;
753 ret = dma_mapping_error(dma_dev, um->addr[i]);
759 um->to_cnt++;
762 dsts = &um->addr[src->cnt];
768 dsts[i] = dma_map_page(dma_dev, pg, pg_off, um->len,
776 um->bidi_cnt++;
853 dmaengine_unmap_put(um);
899 dmaengine_unmap_put(um);