eDP is usually used as an LVDS replacement, so treat it more like LVDS from the user perspective.
Signed-off-by: Alex Deucher alexdeucher@gmail.com --- drivers/gpu/drm/radeon/radeon_connectors.c | 30 +++++++++++++++++++++++---- 1 files changed, 25 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 5f45fa1..a7bdcc7 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1314,7 +1314,6 @@ radeon_add_atom_connector(struct drm_device *dev, connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_DisplayPort: - case DRM_MODE_CONNECTOR_eDP: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; @@ -1324,10 +1323,7 @@ radeon_add_atom_connector(struct drm_device *dev, drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); if (i2c_bus->valid) { /* add DP i2c bus */ - if (connector_type == DRM_MODE_CONNECTOR_eDP) - radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch"); - else - radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch"); + radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch"); if (!radeon_dig_connector->dp_i2c_bus) DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n"); radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); @@ -1353,6 +1349,30 @@ radeon_add_atom_connector(struct drm_device *dev, /* in theory with a DP to VGA converter... */ connector->doublescan_allowed = false; break; + case DRM_MODE_CONNECTOR_eDP: + radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); + if (!radeon_dig_connector) + goto failed; + radeon_dig_connector->igp_lane_info = igp_lane_info; + radeon_connector->con_priv = radeon_dig_connector; + drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); + if (i2c_bus->valid) { + /* add DP i2c bus */ + radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch"); + if (!radeon_dig_connector->dp_i2c_bus) + DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n"); + radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); + if (!radeon_connector->ddc_bus) + DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + } + drm_connector_attach_property(&radeon_connector->base, + dev->mode_config.scaling_mode_property, + DRM_MODE_SCALE_FULLSCREEN); + subpixel_order = SubPixelHorizontalRGB; + connector->interlace_allowed = false; + connector->doublescan_allowed = false; + break; case DRM_MODE_CONNECTOR_SVIDEO: case DRM_MODE_CONNECTOR_Composite: case DRM_MODE_CONNECTOR_9PinDIN: