diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_display.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_display.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index ffbfde922589..539bbd27b9d0 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -728,6 +728,14 @@ static int dp_init_sub_modules(struct dp_display_private *dp) if (IS_ERR(phy)) return PTR_ERR(phy); + rc = phy_set_mode_ext(phy, PHY_MODE_DP, + dp->dp_display.is_edp ? PHY_SUBMODE_EDP : PHY_SUBMODE_DP); + if (rc) { + DRM_ERROR("failed to set phy submode, rc = %d\n", rc); + dp->catalog = NULL; + goto error; + } + dp->catalog = dp_catalog_get(dev); if (IS_ERR(dp->catalog)) { rc = PTR_ERR(dp->catalog); @@ -1243,6 +1251,25 @@ static int dp_auxbus_done_probe(struct drm_dp_aux *aux) return dp_display_probe_tail(aux->dev); } +static int dp_display_get_connector_type(struct platform_device *pdev, + const struct msm_dp_desc *desc) +{ + struct device_node *node = pdev->dev.of_node; + struct device_node *aux_bus = of_get_child_by_name(node, "aux-bus"); + struct device_node *panel = of_get_child_by_name(aux_bus, "panel"); + int connector_type; + + if (panel) + connector_type = DRM_MODE_CONNECTOR_eDP; + else + connector_type = DRM_MODE_SUBCONNECTOR_DisplayPort; + + of_node_put(panel); + of_node_put(aux_bus); + + return connector_type; +} + static int dp_display_probe(struct platform_device *pdev) { int rc = 0; @@ -1265,7 +1292,7 @@ static int dp_display_probe(struct platform_device *pdev) dp->dp_display.pdev = pdev; dp->name = "drm_dp"; dp->id = desc->id; - dp->dp_display.connector_type = desc->connector_type; + dp->dp_display.connector_type = dp_display_get_connector_type(pdev, desc); dp->wide_bus_supported = desc->wide_bus_supported; dp->dp_display.is_edp = (dp->dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); |