From f89931f345f26c43b109191fbfcfa506781111c0 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 13 Jun 2011 17:13:35 -0400 Subject: [PATCH] drm/radeon/kms: fix handling of DP to LVDS bridges They need to be treated like eDP rather than DP. May fix: https://bugzilla.kernel.org/show_bug.cgi?id=34822 Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_connectors.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 613e36f83b71..cbfca3a24fdf 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1075,7 +1075,8 @@ static int radeon_dp_get_modes(struct drm_connector *connector) struct drm_encoder *encoder = radeon_best_single_encoder(connector); int ret; - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_display_mode *mode; if (!radeon_dig_connector->edp_on) @@ -1208,7 +1209,8 @@ radeon_dp_detect(struct drm_connector *connector, bool force) radeon_connector->edid = NULL; } - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { if (encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; @@ -1271,7 +1273,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector, /* XXX check mode bandwidth */ - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { struct drm_encoder *encoder = radeon_best_single_encoder(connector); if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) @@ -1281,7 +1284,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector, struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_display_mode *native_mode = &radeon_encoder->native_mode; - /* AVIVO hardware supports downscaling modes larger than the panel + /* AVIVO hardware supports downscaling modes larger than the panel * to the panel size, but I'm not sure this is desirable. */ if ((mode->hdisplay > native_mode->hdisplay) || -- 2.20.1