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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2017-02-21 14:21:01 +0100 |
|---|---|---|
| committer | Sumit Semwal <sumit.semwal@linaro.org> | 2017-02-27 17:23:47 +0530 |
| commit | 888022c0473d079bff9b47fb50434b1f20f8f37f (patch) | |
| tree | aa3be287c0eb00cf31b90fdc59328218ea669343 /drivers/dma-buf | |
| parent | 31788ca803a0c89078f9e604e64286fbd9077926 (diff) | |
| download | linux-888022c0473d079bff9b47fb50434b1f20f8f37f.tar.bz2 | |
dma-buf: add support for compat ioctl
Add compat ioctl support to dma-buf. This lets one to use DMA_BUF_IOCTL_SYNC
ioctl from 32bit application on 64bit kernel. Data structures for both 32
and 64bit modes are same, so there is no need for additional translation
layer.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1487683261-2655-1-git-send-email-m.szyprowski@samsung.com
Diffstat (limited to 'drivers/dma-buf')
| -rw-r--r-- | drivers/dma-buf/dma-buf.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index 718f832a5c71..0007b792827b 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -325,6 +325,9 @@ static const struct file_operations dma_buf_fops = { .llseek = dma_buf_llseek, .poll = dma_buf_poll, .unlocked_ioctl = dma_buf_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = dma_buf_ioctl, +#endif }; /* |