[PATCH 20/22] drm/encoder: Add of_graph port to struct drm_encoder

Heiko Stübner heiko at sntech.de
Tue Dec 21 09:31:02 PST 2021


Am Montag, 20. Dezember 2021, 12:06:28 CET schrieb Sascha Hauer:
> Add a device node to drm_encoder which corresponds with the port node
> in the DT description of the encoder. This allows drivers to find the
> of_graph link between a crtc and an encoder.
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  include/drm/drm_encoder.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h
> index 6e91a0280f31b..3acd054b1eb3e 100644
> --- a/include/drm/drm_encoder.h
> +++ b/include/drm/drm_encoder.h
> @@ -99,6 +99,8 @@ struct drm_encoder {
>  	struct drm_device *dev;
>  	struct list_head head;
>  
> +	struct device_node *port;
> +
>  	struct drm_mode_object base;
>  	char *name;
>  	/**
> 

Is this the port that gets used in patch 3/22?
It looks like it.

So this would break bisectability. Can we order patches
sequentially so that git bisect keeps working.

Thanks
Heiko






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