On 4 Jul. 2017 11:23, "Michel Dänzer" <michel@xxxxxxxxxxx> wrote:
Adding the dri-devel list, since this is a core DRM patch.
On 04/07/17 06:11 AM, Felix Kuehling wrote:
> From: Christian König <christian.koenig@xxxxxxx>
>
> This allows drivers to check if a DMA-buf contains a GEM object or not.
Please use an accessor function. I doubt it'll be a fast path.
Dave.
>Earthling Michel Dänzer | http://www.amd.com
> Signed-off-by: Christian König <christian.koenig@xxxxxxx>
> Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
> ---
> 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);
>
--
Libre software enthusiast | Mesa and X developer
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