diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/ti-sn65dsi86.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/ti-sn65dsi86.c | 18 | 
1 files changed, 16 insertions, 2 deletions
| diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index f27306c51e4d..88df4dd0f39d 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -362,12 +362,18 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge,  		return -EINVAL;  	} +	ret = drm_dp_aux_register(&pdata->aux); +	if (ret < 0) { +		drm_err(bridge->dev, "Failed to register DP AUX channel: %d\n", ret); +		return ret; +	} +  	ret = drm_connector_init(bridge->dev, &pdata->connector,  				 &ti_sn_bridge_connector_funcs,  				 DRM_MODE_CONNECTOR_eDP);  	if (ret) {  		DRM_ERROR("Failed to initialize connector with drm\n"); -		return ret; +		goto err_conn_init;  	}  	drm_connector_helper_add(&pdata->connector, @@ -424,9 +430,16 @@ err_dsi_attach:  	mipi_dsi_device_unregister(dsi);  err_dsi_host:  	drm_connector_cleanup(&pdata->connector); +err_conn_init: +	drm_dp_aux_unregister(&pdata->aux);  	return ret;  } +static void ti_sn_bridge_detach(struct drm_bridge *bridge) +{ +	drm_dp_aux_unregister(&bridge_to_ti_sn_bridge(bridge)->aux); +} +  static void ti_sn_bridge_disable(struct drm_bridge *bridge)  {  	struct ti_sn_bridge *pdata = bridge_to_ti_sn_bridge(bridge); @@ -863,6 +876,7 @@ static void ti_sn_bridge_post_disable(struct drm_bridge *bridge)  static const struct drm_bridge_funcs ti_sn_bridge_funcs = {  	.attach = ti_sn_bridge_attach, +	.detach = ti_sn_bridge_detach,  	.pre_enable = ti_sn_bridge_pre_enable,  	.enable = ti_sn_bridge_enable,  	.disable = ti_sn_bridge_disable, @@ -1287,7 +1301,7 @@ static int ti_sn_bridge_probe(struct i2c_client *client,  	pdata->aux.name = "ti-sn65dsi86-aux";  	pdata->aux.dev = pdata->dev;  	pdata->aux.transfer = ti_sn_aux_transfer; -	drm_dp_aux_register(&pdata->aux); +	drm_dp_aux_init(&pdata->aux);  	pdata->bridge.funcs = &ti_sn_bridge_funcs;  	pdata->bridge.of_node = client->dev.of_node; | 
