diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index da3a049e364032964616e886808c12c188b14e8d..17d5659cff03fd061fba580bc3c25e9616aaa3c2 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -398,8 +398,10 @@ static int radeon_lvds_mode_valid(struct drm_connector *connector, static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector) { - enum drm_connector_status ret = connector_status_disconnected; + struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = radeon_best_single_encoder(connector); + enum drm_connector_status ret = connector_status_disconnected; + bool dret; if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); @@ -410,6 +412,15 @@ static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connec ret = connector_status_connected; } + + /* check for edid as well */ + if (radeon_connector->ddc_bus) { + radeon_i2c_do_lock(radeon_connector, 1); + dret = radeon_ddc_probe(radeon_connector); + radeon_i2c_do_lock(radeon_connector, 0); + if (dret) + ret = connector_status_connected; + } /* check acpi lid status ??? */ radeon_connector_update_scratch_regs(connector, ret);