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Subject: Re: [PATCH v2 3/4] drm/meson: Enable DRM InfoFrame support on GXL,
 GXM and G12A
To:     Jonas Karlman <jonas@kwiboo.se>,
        Andrzej Hajda <a.hajda@samsung.com>
Cc:     Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Kevin Hilman <khilman@baylibre.com>,
        Sandy Huang <hjc@rock-chips.com>,
        Heiko Stubner <heiko@sntech.de>,
        Maxime Ripard <mripard@kernel.org>,
        Chen-Yu Tsai <wens@csie.org>,
        "zhengyang@rock-chips.com" <zhengyang@rock-chips.com>,
        "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
References: <HE1PR06MB401113BF395C06E96503344FAC9B0@HE1PR06MB4011.eurprd06.prod.outlook.com>
 <20191007192135.4525-1-jonas@kwiboo.se>
 <HE1PR06MB4011BB614A49253FD074BCCBAC9B0@HE1PR06MB4011.eurprd06.prod.outlook.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
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Organization: Baylibre
Message-ID: <3f11d0fe-ee5c-6692-3c4a-27f68a1c54e4@baylibre.com>
Date:   Tue, 8 Oct 2019 10:04:39 +0200
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Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Hi Jonas,


On 07/10/2019 21:21, Jonas Karlman wrote:
> This patch enables Dynamic Range and Mastering InfoFrame on GXL, GXM and G12A.
> 
> Cc: Neil Armstrong <narmstrong@baylibre.com>
> Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
>  drivers/gpu/drm/meson/meson_dw_hdmi.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c
> index 022286dc6ab2..3bb7ffe5fc39 100644
> --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c
> +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c
> @@ -977,6 +977,11 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
>  	dw_plat_data->input_bus_format = MEDIA_BUS_FMT_YUV8_1X24;
>  	dw_plat_data->input_bus_encoding = V4L2_YCBCR_ENC_709;
>  
> +	if (dw_hdmi_is_compatible(meson_dw_hdmi, "amlogic,meson-gxl-dw-hdmi") ||
> +	    dw_hdmi_is_compatible(meson_dw_hdmi, "amlogic,meson-gxm-dw-hdmi") ||
> +	    dw_hdmi_is_compatible(meson_dw_hdmi, "amlogic,meson-g12a-dw-hdmi"))

The API of dw_hdmi_is_compatible() has changed for v5.4, but I'll fix it while applying.

Neil

> +		dw_plat_data->use_drm_infoframe = true;
> +
>  	platform_set_drvdata(pdev, meson_dw_hdmi);
>  
>  	meson_dw_hdmi->hdmi = dw_hdmi_bind(pdev, encoder,
>