From 51ab7ba2673758561074184795bba5bac780a038 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Fri, 18 May 2012 15:40:33 +0100 Subject: drm/prime: introduce sg->pages/addr arrays helper the ttm drivers need this currently, in order to get fault handling working and efficient. It also allows addrs to be NULL for devices like udl. Reviewed-by: Alex Deucher Signed-off-by: Dave Airlie --- include/drm/drmP.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/drm') diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 15d91798dd31..31ad880ca2ef 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1558,6 +1558,8 @@ extern int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, extern int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page **pages, + dma_addr_t *addrs, int max_pages); extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, int nr_pages); extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg); -- cgit v1.2.3-59-g8ed1b