Nicolas Saenz Julienne 567f6a6eba dma-direct: provide function to check physical memory area validity ...

dma_coherent_ok() checks if a physical memory area fits a device's DMA
constraints.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>

2020-07-14 15:42:24 +02:00

3.0 KiB

Raw Blame History

View Raw