From: Christian König <christian.koenig@xxxxxxx> This allows drivers to check if a DMA-buf contains a GEM object or not. Signed-off-by: Christian König <christian.koenig at amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling at amd.com> --- drivers/gpu/drm/drm_prime.c | 3 ++- include/drm/drmP.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 25aa455..5cb4fd9 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -396,7 +396,7 @@ static int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, return dev->driver->gem_prime_mmap(obj, vma); } -static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { +const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .attach = drm_gem_map_attach, .detach = drm_gem_map_detach, .map_dma_buf = drm_gem_map_dma_buf, @@ -410,6 +410,7 @@ static int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, }; +EXPORT_SYMBOL(drm_gem_prime_dmabuf_ops); /** * DOC: PRIME Helpers diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 6105c05..e0ea8f8 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -761,6 +761,8 @@ static inline int drm_debugfs_remove_files(const struct drm_info_list *files, struct dma_buf_export_info; +extern const struct dma_buf_ops drm_gem_prime_dmabuf_ops; + extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags); -- 1.9.1