root/sys/dev/pci/drm/include/drm/drm_gem_atomic_helper.h 
/* Public domain. */

#ifndef __DRM_GEM_ATOMIC_HELPER_H__
#define __DRM_GEM_ATOMIC_HELPER_H__

int drm_gem_plane_helper_prepare_fb(struct drm_plane *,
    struct drm_plane_state *);

#endif