linux-kernel - Re: [PATCH v1 32/35] drm/sun4i: tv: Convert to the new TV mode property

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Message-ID: <011bcfa3-b655-0851-cfd4-560504efd8b1@tronnes.org>
Date:   Sun, 28 Aug 2022 19:12:12 +0200
From:   Noralf Trønnes <noralf@...nnes.org>
To:     Maxime Ripard <maxime@...no.tech>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Jerome Brunet <jbrunet@...libre.com>,
        Samuel Holland <samuel@...lland.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Daniel Vetter <daniel@...ll.ch>, Emma Anholt <emma@...olt.net>,
        David Airlie <airlied@...ux.ie>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Maxime Ripard <mripard@...nel.org>
Cc:     linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Phil Elwell <phil@...pberrypi.com>,
        Mateusz Kwiatkowski <kfyatek+publicgit@...il.com>,
        linux-arm-kernel@...ts.infradead.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        linux-amlogic@...ts.infradead.org, dri-devel@...ts.freedesktop.org,
        Dom Cobley <dom@...pberrypi.com>,
        Noralf Trønnes <noralf@...nnes.org>
Subject: Re: [PATCH v1 32/35] drm/sun4i: tv: Convert to the new TV mode
 property



Den 29.07.2022 18.35, skrev Maxime Ripard:
> Now that the core can deal fine with analog TV modes, let's convert the
> sun4i TV driver to leverage those new features.
> 
> Signed-off-by: Maxime Ripard <maxime@...no.tech>
> 
> diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c b/drivers/gpu/drm/sun4i/sun4i_tv.c
> index 74ff5ad6a8b9..bed52423776e 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_tv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_tv.c

> @@ -586,8 +524,17 @@ static int sun4i_tv_bind(struct device *dev, struct device *master,
>  
>  	drm_connector_attach_encoder(&tv->connector, &tv->encoder);
>  
> +	ret = drm_mode_create_tv_properties(drm,
> +					    DRM_MODE_TV_NORM_NTSC_M |
> +					    DRM_MODE_TV_NORM_PAL_B,
> +					    0, NULL);
> +	if (ret)
> +		goto err_cleanup_connector;
> +

Looks like you have forgotten to attach the property?

Noralf.

>  	return 0;
>  
> +err_cleanup_connector:
> +	drm_connector_cleanup(&tv->connector);
>  err_cleanup_encoder:
>  	drm_encoder_cleanup(&tv->encoder);
>  err_disable_clk:
>