コード例 #1
0
ファイル: pl111_drv.c プロジェクト: ReneNyffenegger/linux
static int pl111_amba_remove(struct amba_device *amba_dev)
{
	struct drm_device *drm = amba_get_drvdata(amba_dev);
	struct pl111_drm_dev_private *priv = drm->dev_private;

	drm_dev_unregister(drm);
	drm_fb_cma_fbdev_fini(drm);
	if (priv->panel)
		drm_panel_bridge_remove(priv->bridge);
	drm_mode_config_cleanup(drm);
	drm_dev_unref(drm);

	return 0;
}
コード例 #2
0
ファイル: pl111_drv.c プロジェクト: ReneNyffenegger/linux
static int pl111_modeset_init(struct drm_device *dev)
{
	struct drm_mode_config *mode_config;
	struct pl111_drm_dev_private *priv = dev->dev_private;
	struct drm_panel *panel;
	struct drm_bridge *bridge;
	int ret = 0;

	drm_mode_config_init(dev);
	mode_config = &dev->mode_config;
	mode_config->funcs = &mode_config_funcs;
	mode_config->min_width = 1;
	mode_config->max_width = 1024;
	mode_config->min_height = 1;
	mode_config->max_height = 768;

	ret = drm_of_find_panel_or_bridge(dev->dev->of_node,
					  0, 0, &panel, &bridge);
	if (ret && ret != -ENODEV)
		return ret;
	if (panel) {
		bridge = drm_panel_bridge_add(panel,
					      DRM_MODE_CONNECTOR_Unknown);
		if (IS_ERR(bridge)) {
			ret = PTR_ERR(bridge);
			goto out_config;
		}
		/*
		 * TODO: when we are using a different bridge than a panel
		 * (such as a dumb VGA connector) we need to devise a different
		 * method to get the connector out of the bridge.
		 */
	}

	ret = pl111_display_init(dev);
	if (ret != 0) {
		dev_err(dev->dev, "Failed to init display\n");
		goto out_bridge;
	}

	ret = drm_simple_display_pipe_attach_bridge(&priv->pipe,
						    bridge);
	if (ret)
		return ret;

	priv->bridge = bridge;
	priv->panel = panel;
	priv->connector = panel->connector;

	ret = drm_vblank_init(dev, 1);
	if (ret != 0) {
		dev_err(dev->dev, "Failed to init vblank\n");
		goto out_bridge;
	}

	drm_mode_config_reset(dev);

	drm_fb_cma_fbdev_init(dev, 32, 0);

	drm_kms_helper_poll_init(dev);

	goto finish;

out_bridge:
	if (panel)
		drm_panel_bridge_remove(bridge);
out_config:
	drm_mode_config_cleanup(dev);
finish:
	return ret;
}
コード例 #3
0
ファイル: rockchip_rgb.c プロジェクト: AlexShiLucky/linux
void rockchip_rgb_fini(struct rockchip_rgb *rgb)
{
	drm_panel_bridge_remove(rgb->bridge);
	drm_encoder_cleanup(&rgb->encoder);
}