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| author | Inki Dae <inki.dae@samsung.com> | 2013-07-17 15:29:38 +0900 |
|---|---|---|
| committer | Chanho Park <chanho61.park@samsung.com> | 2014-11-18 11:43:27 +0900 |
| commit | 93e582afb066942fee788140517fef20602cc74d (patch) | |
| tree | 53a1d329c04685585214ccf0219bec274c62f0fb | |
| parent | 82741c3a6cd13c00b78ba2d9282e6cc000b60b8a (diff) | |
| download | linux-3.10-93e582afb066942fee788140517fef20602cc74d.tar.gz linux-3.10-93e582afb066942fee788140517fef20602cc74d.tar.bz2 linux-3.10-93e582afb066942fee788140517fef20602cc74d.zip | |
drm/exynos: export a gem into dmabuf fd with O_RDWR
user process needs read/write permissions when the user process tires
buffer lock with a exported dmabuf fd through fcntl system call.
Signed-off-by: Inki Dae <inki.dae@samsung.com>
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c index ff7f2a886a3..f26861e4c7e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c @@ -205,6 +205,8 @@ struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev, { struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); + flags |= O_RDWR; + return dma_buf_export(exynos_gem_obj, &exynos_dmabuf_ops, exynos_gem_obj->base.size, flags); } |