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| author | Olav Haugan <ohaugan@codeaurora.org> | 2015-05-28 17:21:45 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:04:34 -0700 |
| commit | 87e6f73b2945cdf049819a8485ef424551513f06 (patch) | |
| tree | 8b4f602947af5d3eae59690c7e42cc9ed332f76f /include/uapi/linux/ppdev.h | |
| parent | 910d8c50d288554e544df49c84e5e8e0e8588eb9 (diff) | |
iommu: Add support for delayed unmapping of ion/dma_buf buffer
Add new APIs to allow clients to map and unmap dma_buffers created by
ION. The call to the unmap API will not actually do the unmapping from the
IOMMU. The unmapping will occur when the ION/dma_buf buffer is actually
freed. This behavior can be disabled with DMA_ATTR_NO_DELAYED_UNMAP
Change-Id: Ic4dbd3b582eb0388020c650cab5fbb1dad67ae81
Signed-off-by: Olav Haugan <ohaugan@codeaurora.org>
Diffstat (limited to 'include/uapi/linux/ppdev.h')
0 files changed, 0 insertions, 0 deletions