Lines Matching full:unmap

386 To unmap and free such a DMA region, you call::
489 packets, map/unmap them with the DMA_TO_DEVICE direction
490 specifier.  For receive packets, just the opposite, map/unmap them
497 context.  There are two versions of each map/unmap, one which will
498 map/unmap a single memory region, and one which will map/unmap a
518 and to unmap it::
534 map/unmap interface pair akin to dma_{map,unmap}_single().  These
590 To unmap a scatterlist, just call::
642 After the last DMA transfer call one of the DMA unmap routines
747 - unmap pages that are already mapped, when mapping error occurs in the middle
784 	 * if buffers are allocated in a loop, unmap all mapped buffers when
829 Optimizing Unmap State Space Consumption
884 need the address in order to perform the unmap operation.