Re: [PATCH v1 23/35] drm/vc4: vec: Convert to the new TV mode property

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Den 29.07.2022 18.35, skrev Maxime Ripard:
> Now that the core can deal fine with analog TV modes, let's convert the vc4
> VEC driver to leverage those new features.
> 
> We've added some backward compatibility to support the old TV mode property
> and translate it into the new TV norm property.
> 
> Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
> 
> diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c

>  static int vc4_vec_connector_get_modes(struct drm_connector *connector)
>  {
> -	struct drm_connector_state *state = connector->state;
>  	struct drm_display_mode *mode;
>  
> -	mode = drm_mode_duplicate(connector->dev,
> -				  vc4_vec_tv_modes[state->tv.mode].mode);
> +	mode = drm_mode_duplicate(connector->dev, &drm_mode_480i);
> +	if (!mode) {
> +		DRM_ERROR("Failed to create a new display mode\n");
> +		return -ENOMEM;
> +	}
> +
> +	drm_mode_probed_add(connector, mode);
> +
> +	mode = drm_mode_duplicate(connector->dev, &drm_mode_576i);

Maybe the mode that matches tv.norm should be marked as preferred so
userspace knows which one to pick?

Noralf.

>  	if (!mode) {
>  		DRM_ERROR("Failed to create a new display mode\n");
>  		return -ENOMEM;
> @@ -277,21 +313,95 @@ static int vc4_vec_connector_get_modes(struct drm_connector *connector)
>  	return 1;
>  }



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