linux-kernel - Re: [PATCH 0/4] drm/bridge: dw-hdmi: Add support for HDR metadata

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Message-ID: <2731176.DZk0TneY9u@jernej-laptop>
Date:   Tue, 28 May 2019 19:03:52 +0200
From:   Jernej Škrabec <jernej.skrabec@...l.net>
To:     Jonas Karlman <jonas@...boo.se>
Cc:     "a.hajda@...sung.com" <a.hajda@...sung.com>,
        "Laurent.pinchart@...asonboard.com" 
        <Laurent.pinchart@...asonboard.com>,
        "narmstrong@...libre.com" <narmstrong@...libre.com>,
        "khilman@...libre.com" <khilman@...libre.com>,
        "zhengyang@...k-chips.com" <zhengyang@...k-chips.com>,
        "maxime.ripard@...tlin.com" <maxime.ripard@...tlin.com>,
        "wens@...e.org" <wens@...e.org>,
        "hjc@...k-chips.com" <hjc@...k-chips.com>,
        "heiko@...ech.de" <heiko@...ech.de>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/4] drm/bridge: dw-hdmi: Add support for HDR metadata

Hi!

Dne nedelja, 26. maj 2019 ob 23:18:46 CEST je Jonas Karlman napisal(a):
> Add support for HDR metadata using the hdr_output_metadata connector
> property,  configure Dynamic Range and Mastering InfoFrame accordingly.
> 
> A drm_infoframe flag is added to dw_hdmi_plat_data that platform drivers
> can use to signal when Dynamic Range and Mastering infoframes is supported.
> This flag is needed because Amlogic GXBB and GXL report same DW-HDMI
> version, and only GXL support DRM InfoFrame.
> 
> The first patch add functionality to configure DRM InfoFrame based on the
> hdr_output_metadata connector property.
> 
> The remaining patches sets the drm_infoframe flag on some SoCs supporting
> Dynamic Range and Mastering InfoFrame.
> 
> Note that this was based on top of drm-misc-next and Neil Armstrong's
> "drm/meson: Add support for HDMI2.0 YUV420 4k60" series at [1]
> 
> [1] https://patchwork.freedesktop.org/series/58725/#rev2

For Allwinner H6:
Tested-by: Jernej Skrabec <jernej.skrabec@...l.net>

Thanks for working on this!

Best regards,
Jernej