The drm_create_tv_properties() will create the TV mode property unconditionally. However, since we'll gradually phase it out, let's register it only if we have a list passed as an argument. This will make the transition easier. Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx> Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index ede6025638d7..17a5913cefe3 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -1686,15 +1686,18 @@ int drm_mode_create_tv_properties(struct drm_device *dev, if (drm_mode_create_tv_margin_properties(dev)) goto nomem; - dev->mode_config.legacy_tv_mode_property = - drm_property_create(dev, DRM_MODE_PROP_ENUM, - "mode", num_modes); - if (!dev->mode_config.legacy_tv_mode_property) - goto nomem; - for (i = 0; i < num_modes; i++) - drm_property_add_enum(dev->mode_config.legacy_tv_mode_property, - i, modes[i]); + if (num_modes) { + dev->mode_config.legacy_tv_mode_property = + drm_property_create(dev, DRM_MODE_PROP_ENUM, + "mode", num_modes); + if (!dev->mode_config.legacy_tv_mode_property) + goto nomem; + + for (i = 0; i < num_modes; i++) + drm_property_add_enum(dev->mode_config.legacy_tv_mode_property, + i, modes[i]); + } dev->mode_config.tv_brightness_property = drm_property_create_range(dev, 0, "brightness", 0, 100); -- b4 0.10.0