Lines Matching refs:um
684 struct dmaengine_unmap_data *um; in dmatest_func() local
733 um = dmaengine_get_unmap_data(dev->dev, src->cnt + dst->cnt, in dmatest_func()
735 if (!um) { in dmatest_func()
742 um->len = buf_size; in dmatest_func()
748 um->addr[i] = dma_map_page(dev->dev, pg, pg_off, in dmatest_func()
749 um->len, DMA_TO_DEVICE); in dmatest_func()
750 srcs[i] = um->addr[i] + src->off; in dmatest_func()
751 ret = dma_mapping_error(dev->dev, um->addr[i]); in dmatest_func()
757 um->to_cnt++; in dmatest_func()
760 dsts = &um->addr[src->cnt]; in dmatest_func()
766 dsts[i] = dma_map_page(dev->dev, pg, pg_off, um->len, in dmatest_func()
774 um->bidi_cnt++; in dmatest_func()
851 dmaengine_unmap_put(um); in dmatest_func()
897 dmaengine_unmap_put(um); in dmatest_func()