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authorHarvey Yang <chenghaoyang@chromium.org>2024-11-21 05:51:31 +0000
committerKieran Bingham <kieran.bingham@ideasonboard.com>2024-11-28 16:44:08 +0000
commit39482d59fe7160740ea5dd61f3ed965a88d848ce (patch)
treebc6b51bf536d5c7b14f5e88ba7e1be975f1d04e6 /test/ipa/meson.build
parent562b6335d91fbebd5ab3122ea69a686cea7efa10 (diff)
DmaBufAllocator: Add Dma Buffer synchronization function & helper class
To synchronize CPU access with mmap and hardware access on DMA buffers, using `DMA_BUF_IOCTL_SYNC` is required. This patch adds a function and a helper class to allow users to sync buffers more easily. Signed-off-by: Han-Lin Chen <hanlinchen@chromium.org> Co-developed-by: Harvey Yang <chenghaoyang@chromium.org> Signed-off-by: Harvey Yang <chenghaoyang@chromium.org> Reviewed-by: Milan Zamazal <mzamazal@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
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