diff options
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/hdmi.c | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index 00be307ca070..549a15639a5e 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -20,6 +20,7 @@ #include <soc/tegra/common.h> #include <sound/hdmi-codec.h> +#include <drm/drm_bridge_connector.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc.h> #include <drm/drm_debugfs.h> @@ -1545,26 +1546,47 @@ static int tegra_hdmi_init(struct host1x_client *client) { struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client); struct drm_device *drm = dev_get_drvdata(client->host); + struct drm_connector *connector; int err; hdmi->output.dev = client->dev; - drm_connector_init_with_ddc(drm, &hdmi->output.connector, - &tegra_hdmi_connector_funcs, - DRM_MODE_CONNECTOR_HDMIA, - hdmi->output.ddc); - drm_connector_helper_add(&hdmi->output.connector, - &tegra_hdmi_connector_helper_funcs); - hdmi->output.connector.dpms = DRM_MODE_DPMS_OFF; - drm_simple_encoder_init(drm, &hdmi->output.encoder, DRM_MODE_ENCODER_TMDS); drm_encoder_helper_add(&hdmi->output.encoder, &tegra_hdmi_encoder_helper_funcs); - drm_connector_attach_encoder(&hdmi->output.connector, - &hdmi->output.encoder); - drm_connector_register(&hdmi->output.connector); + if (hdmi->output.bridge) { + err = drm_bridge_attach(&hdmi->output.encoder, hdmi->output.bridge, + NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (err) { + dev_err(client->dev, "failed to attach bridge: %d\n", + err); + return err; + } + + connector = drm_bridge_connector_init(drm, &hdmi->output.encoder); + if (IS_ERR(connector)) { + dev_err(client->dev, + "failed to initialize bridge connector: %pe\n", + connector); + return PTR_ERR(connector); + } + + drm_connector_attach_encoder(connector, &hdmi->output.encoder); + } else { + drm_connector_init_with_ddc(drm, &hdmi->output.connector, + &tegra_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA, + hdmi->output.ddc); + drm_connector_helper_add(&hdmi->output.connector, + &tegra_hdmi_connector_helper_funcs); + hdmi->output.connector.dpms = DRM_MODE_DPMS_OFF; + + drm_connector_attach_encoder(&hdmi->output.connector, + &hdmi->output.encoder); + drm_connector_register(&hdmi->output.connector); + } err = tegra_output_init(drm, &hdmi->output); if (err < 0) { |