}
EXPORT_SYMBOL(drm_atomic_helper_connector_tv_margins_reset);
+/**
+ * drm_atomic_helper_connector_tv_reset - Resets Analog TV connector properties
+ * @connector: DRM connector
+ *
+ * Resets the analog TV properties attached to a connector
+ */
+void drm_atomic_helper_connector_tv_reset(struct drm_connector *connector)
+{
+ struct drm_device *dev = connector->dev;
+ struct drm_cmdline_mode *cmdline = &connector->cmdline_mode;
+ struct drm_connector_state *state = connector->state;
+ struct drm_property *prop;
+ uint64_t val;
+
+ prop = dev->mode_config.tv_mode_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.mode = val;
+
+ if (cmdline->tv_mode_specified)
+ state->tv.mode = cmdline->tv_mode;
+
+ prop = dev->mode_config.tv_select_subconnector_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.select_subconnector = val;
+
+ prop = dev->mode_config.tv_subconnector_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.subconnector = val;
+
+ prop = dev->mode_config.tv_brightness_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.brightness = val;
+
+ prop = dev->mode_config.tv_contrast_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.contrast = val;
+
+ prop = dev->mode_config.tv_flicker_reduction_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.flicker_reduction = val;
+
+ prop = dev->mode_config.tv_overscan_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.overscan = val;
+
+ prop = dev->mode_config.tv_saturation_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.saturation = val;
+
+ prop = dev->mode_config.tv_hue_property;
+ if (prop)
+ if (!drm_object_property_get_default_value(&connector->base,
+ prop, &val))
+ state->tv.hue = val;
+
+ drm_atomic_helper_connector_tv_margins_reset(connector);
+}
+EXPORT_SYMBOL(drm_atomic_helper_connector_tv_reset);
+
/**
* __drm_atomic_helper_connector_duplicate_state - copy atomic connector state
* @connector: connector object