drm/kms: add a function that can add the mode for the output device without EDID
Add a function that can be used to add the default mode for the output device
without EDID.
It will add the default mode that meets with the requirements of given
hdisplay/vdisplay limit.
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index b0427a7..ae1e9e1 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -750,4 +750,6 @@
extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev,
int hdisplay, int vdisplay, int vrefresh,
bool interlaced, int margins);
+extern int drm_add_modes_noedid(struct drm_connector *connector,
+ int hdisplay, int vdisplay);
#endif /* __DRM_CRTC_H__ */