int tilcdc_add_component_encoder(struct drm_device *ddev)
{
struct tilcdc_drm_private *priv = ddev->dev_private;
struct drm_connector *connector;
struct drm_encoder *encoder;
list_for_each_entry(encoder, &ddev->mode_config.encoder_list, head)
if (encoder->possible_crtcs & (1 << priv->crtc->index))
break;
if (!encoder) {
dev_err(ddev->dev, "%s: No suitable encoder found\n", __func__);
return -ENODEV;
}
connector = tilcdc_encoder_find_connector(ddev, encoder);
if (!connector)
return -ENODEV;
/* Only tda998x is supported at the moment. */
tilcdc_crtc_set_simulate_vesa_sync(priv->crtc, true);
tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_tda998x);
return tilcdc_add_external_connector(ddev, connector);
}
static
int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge)
{
struct tilcdc_drm_private *priv = ddev->dev_private;
struct drm_connector *connector;
int ret;
priv->external_encoder->possible_crtcs = BIT(0);
priv->external_encoder->bridge = bridge;
bridge->encoder = priv->external_encoder;
ret = drm_bridge_attach(ddev, bridge);
if (ret) {
dev_err(ddev->dev, "drm_bridge_attach() failed %d\n", ret);
return ret;
}
tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_default);
connector = tilcdc_encoder_find_connector(ddev, priv->external_encoder);
if (!connector)
return -ENODEV;
ret = tilcdc_add_external_connector(ddev, connector);
return ret;
}
static int panel_modeset_init(struct tilcdc_module *mod, struct drm_device *dev)
{
struct panel_module *panel_mod = to_panel_module(mod);
struct tilcdc_drm_private *priv = dev->dev_private;
struct drm_encoder *encoder;
struct drm_connector *connector;
encoder = panel_encoder_create(dev, panel_mod);
if (!encoder)
return -ENOMEM;
connector = panel_connector_create(dev, panel_mod, encoder);
if (!connector)
return -ENOMEM;
priv->encoders[priv->num_encoders++] = encoder;
priv->connectors[priv->num_connectors++] = connector;
tilcdc_crtc_set_panel_info(priv->crtc,
to_panel_encoder(encoder)->mod->info);
return 0;
}
static void panel_encoder_prepare(struct drm_encoder *encoder)
{
struct panel_encoder *panel_encoder = to_panel_encoder(encoder);
panel_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
tilcdc_crtc_set_panel_info(encoder->crtc, panel_encoder->mod->info);
}