mirror of https://gitee.com/openkylin/linux.git
drm/radeon/kms: adjust eDP handling (v2)
eDP is usually used as an LVDS replacement, so treat it more like LVDS from the user perspective. v2: encoder mode is always DP for eDP. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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parent
86a94defe2
commit
3a5f4a21c5
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@ -1314,7 +1314,6 @@ radeon_add_atom_connector(struct drm_device *dev,
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connector->doublescan_allowed = false;
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break;
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case DRM_MODE_CONNECTOR_DisplayPort:
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case DRM_MODE_CONNECTOR_eDP:
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radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
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if (!radeon_dig_connector)
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goto failed;
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@ -1324,9 +1323,6 @@ radeon_add_atom_connector(struct drm_device *dev,
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drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
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if (i2c_bus->valid) {
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/* add DP i2c bus */
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if (connector_type == DRM_MODE_CONNECTOR_eDP)
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radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
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else
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radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
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if (!radeon_dig_connector->dp_i2c_bus)
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DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
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@ -1353,6 +1349,30 @@ radeon_add_atom_connector(struct drm_device *dev,
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/* in theory with a DP to VGA converter... */
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connector->doublescan_allowed = false;
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break;
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case DRM_MODE_CONNECTOR_eDP:
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radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
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if (!radeon_dig_connector)
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goto failed;
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radeon_dig_connector->igp_lane_info = igp_lane_info;
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radeon_connector->con_priv = radeon_dig_connector;
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drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
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drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
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if (i2c_bus->valid) {
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/* add DP i2c bus */
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radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
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if (!radeon_dig_connector->dp_i2c_bus)
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DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
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radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
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if (!radeon_connector->ddc_bus)
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DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
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}
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drm_connector_attach_property(&radeon_connector->base,
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dev->mode_config.scaling_mode_property,
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DRM_MODE_SCALE_FULLSCREEN);
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subpixel_order = SubPixelHorizontalRGB;
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connector->interlace_allowed = false;
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connector->doublescan_allowed = false;
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break;
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case DRM_MODE_CONNECTOR_SVIDEO:
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case DRM_MODE_CONNECTOR_Composite:
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case DRM_MODE_CONNECTOR_9PinDIN:
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@ -668,7 +668,6 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
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return ATOM_ENCODER_MODE_LVDS;
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break;
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case DRM_MODE_CONNECTOR_DisplayPort:
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case DRM_MODE_CONNECTOR_eDP:
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dig_connector = radeon_connector->con_priv;
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if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
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(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
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@ -682,6 +681,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
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} else
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return ATOM_ENCODER_MODE_DVI;
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break;
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case DRM_MODE_CONNECTOR_eDP:
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return ATOM_ENCODER_MODE_DP;
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case DRM_MODE_CONNECTOR_DVIA:
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case DRM_MODE_CONNECTOR_VGA:
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return ATOM_ENCODER_MODE_CRT;
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