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-rw-r--r--include/drm/drm_crtc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 6588bffb6518..f444263055c5 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1247,6 +1247,8 @@ extern int drm_plane_init(struct drm_device *dev,
extern void drm_plane_cleanup(struct drm_plane *plane);
extern unsigned int drm_plane_index(struct drm_plane *plane);
extern void drm_plane_force_disable(struct drm_plane *plane);
+extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode,
+ int *hdisplay, int *vdisplay);
extern int drm_crtc_check_viewport(const struct drm_crtc *crtc,
int x, int y,
const struct drm_display_mode *mode,