On Thu, Sep 07, 2017 at 11:19:33PM +0200, Linus Walleij wrote:
> This makes use of the drm_simple_display_pipe_attach_bridge()
> call and removes the two calls removing the bridge, which were
> erroneous: they unregister the bridge which is not what
> we want, we just want to unreference it and that is already
> handled by the core.
>
> Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
Acked-by: Daniel Vetter <daniel.vet...@ffwll.ch>
> ---
> drivers/gpu/drm/tve200/tve200_display.c | 3 ---
> drivers/gpu/drm/tve200/tve200_drv.c | 30 +++++++++++++-----------------
> 2 files changed, 13 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/tve200/tve200_display.c
> b/drivers/gpu/drm/tve200/tve200_display.c
> index cfdffc15a2ce..fd193377c3c0 100644
> --- a/drivers/gpu/drm/tve200/tve200_display.c
> +++ b/drivers/gpu/drm/tve200/tve200_display.c
> @@ -332,8 +332,5 @@ int tve200_display_init(struct drm_device *drm)
> if (ret)
> return ret;
>
> - /* We need the encoder to attach the bridge */
> - priv->encoder = &priv->pipe.encoder;
> -
> return 0;
> }
> diff --git a/drivers/gpu/drm/tve200/tve200_drv.c
> b/drivers/gpu/drm/tve200/tve200_drv.c
> index c22644692a88..eae38b669f0a 100644
> --- a/drivers/gpu/drm/tve200/tve200_drv.c
> +++ b/drivers/gpu/drm/tve200/tve200_drv.c
> @@ -87,6 +87,14 @@ static int tve200_modeset_init(struct drm_device *dev)
> ret = PTR_ERR(bridge);
> goto out_bridge;
> }
> + } else {
> + /*
> + * 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.
> + */
> + dev_err(dev->dev, "the bridge is not a panel\n");
> + goto out_bridge;
> }
>
> ret = tve200_display_init(dev);
> @@ -95,21 +103,13 @@ static int tve200_modeset_init(struct drm_device *dev)
> goto out_bridge;
> }
>
> - if (bridge) {
> - ret = drm_bridge_attach(priv->encoder, bridge, NULL);
> - if (ret)
> - goto out_bridge;
> - }
> -
> - /*
> - * 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.
> - */
> - if (!panel) {
> - dev_err(dev->dev, "the bridge is not a panel\n");
> + ret = drm_simple_display_pipe_attach_bridge(&priv->pipe,
> + bridge);
> + if (ret) {
> + dev_err(dev->dev, "failed to attach bridge\n");
> goto out_bridge;
> }
> +
> priv->panel = panel;
> priv->connector = panel->connector;
> priv->bridge = bridge;
> @@ -138,8 +138,6 @@ static int tve200_modeset_init(struct drm_device *dev)
> out_bridge:
> if (panel)
> drm_panel_bridge_remove(bridge);
> - else
> - drm_bridge_remove(bridge);
> drm_mode_config_cleanup(dev);
> finish:
> return ret;
> @@ -275,8 +273,6 @@ static int tve200_remove(struct platform_device *pdev)
> drm_fbdev_cma_fini(priv->fbdev);
> if (priv->panel)
> drm_panel_bridge_remove(priv->bridge);
> - else
> - drm_bridge_remove(priv->bridge);
> drm_mode_config_cleanup(drm);
> clk_disable_unprepare(priv->pclk);
> drm_dev_unref(drm);
> --
> 2.13.5
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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