aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/bridge/analogix/analogix-anx6345.c')
-rw-r--r--drivers/gpu/drm/bridge/analogix/analogix-anx6345.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c b/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c
index 2dfa2fd2a23b..9af39ec958db 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix-anx6345.c
@@ -485,6 +485,9 @@ static int anx6345_get_modes(struct drm_connector *connector)
num_modes += drm_add_edid_modes(connector, anx6345->edid);
+ /* Driver currently supports only 6bpc */
+ connector->display_info.bpc = 6;
+
unlock:
if (power_off)
anx6345_poweroff(anx6345);
@@ -519,11 +522,17 @@ static const struct drm_connector_funcs anx6345_connector_funcs = {
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
-static int anx6345_bridge_attach(struct drm_bridge *bridge)
+static int anx6345_bridge_attach(struct drm_bridge *bridge,
+ enum drm_bridge_attach_flags flags)
{
struct anx6345 *anx6345 = bridge_to_anx6345(bridge);
int err;
+ if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {
+ DRM_ERROR("Fix bridge driver to make connector optional!");
+ return -EINVAL;
+ }
+
if (!bridge->encoder) {
DRM_ERROR("Parent encoder object not found");
return -ENODEV;
@@ -711,16 +720,20 @@ static int anx6345_i2c_probe(struct i2c_client *client,
DRM_DEBUG("No panel found\n");
/* 1.2V digital core power regulator */
- anx6345->dvdd12 = devm_regulator_get(dev, "dvdd12-supply");
+ anx6345->dvdd12 = devm_regulator_get(dev, "dvdd12");
if (IS_ERR(anx6345->dvdd12)) {
- DRM_ERROR("dvdd12-supply not found\n");
+ if (PTR_ERR(anx6345->dvdd12) != -EPROBE_DEFER)
+ DRM_ERROR("Failed to get dvdd12 supply (%ld)\n",
+ PTR_ERR(anx6345->dvdd12));
return PTR_ERR(anx6345->dvdd12);
}
/* 2.5V digital core power regulator */
- anx6345->dvdd25 = devm_regulator_get(dev, "dvdd25-supply");
+ anx6345->dvdd25 = devm_regulator_get(dev, "dvdd25");
if (IS_ERR(anx6345->dvdd25)) {
- DRM_ERROR("dvdd25-supply not found\n");
+ if (PTR_ERR(anx6345->dvdd25) != -EPROBE_DEFER)
+ DRM_ERROR("Failed to get dvdd25 supply (%ld)\n",
+ PTR_ERR(anx6345->dvdd25));
return PTR_ERR(anx6345->dvdd25);
}