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[RAMEN9610-12171] dma-buf: add dma_buf_[un]map_attacment_area
authorhyesoo.yu <hyesoo.yu@samsung.com>
Fri, 31 Aug 2018 01:15:20 +0000 (10:15 +0900)
committerhskang <hs1218.kang@samsung.com>
Fri, 15 Feb 2019 01:27:54 +0000 (10:27 +0900)
commitb267915defd7437f5fe29cf9ef8a2cc9d9eb4de1
treec9d7c69de037ab7cc7b6ef85e66aba88d77a2185tree | snapshot (tar.gz zip)
parenta2c0fa5334504be50f974003c269d6fb3bc3d843commit | diff
[RAMEN9610-12171] dma-buf: add dma_buf_[un]map_attacment_area

dma-buf supports the dma_buf_[un]map_attachment_area
to inform exporter of the payload area to use
buffer synchronization or mapping for DMA.

Change-Id: I690a6f9695df77a650eadceb38a8280b1a569408
Signed-off-by: hyesoo.yu <hyesoo.yu@samsung.com>
drivers/dma-buf/dma-buf.c diff | blob | blame | history
include/linux/dma-buf.h diff | blob | blame | history