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Commit 0549a061 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
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drm/radeon/kms: also check for edid in lvds detect 



In case the system has bad native mode info but
valid edid.

Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent de2103e4

drivers/gpu/drm/radeon/radeon_connectors.c

+12 −1
Original line number Diff line number Diff line
@@ -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);