linux-kernel - Re: [PATCH v15 00/29] drm/connector: Create HDMI Connector infrastructure

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Message-ID: <20240801-fluffy-cuttlefish-of-abracadabra-389feb@houat>
Date: Thu, 1 Aug 2024 10:23:22 +0200
From: Maxime Ripard <mripard@...nel.org>
To: Hans Verkuil <hverkuil@...all.nl>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Jonathan Corbet <corbet@....net>, 
	Sandy Huang <hjc@...k-chips.com>, Heiko Stübner <heiko@...ech.de>, 
	Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Samuel Holland <samuel@...lland.org>, Andy Yan <andy.yan@...k-chips.com>, 
	Sebastian Wick <sebastian.wick@...hat.com>, Ville Syrjälä <ville.syrjala@...ux.intel.com>, 
	dri-devel@...ts.freedesktop.org, linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org, 
	linux-sunxi@...ts.linux.dev, Dave Stevenson <dave.stevenson@...pberrypi.com>, 
	Sui Jingfeng <sui.jingfeng@...ux.dev>, Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, 
	Pekka Paalanen <pekka.paalanen@...labora.com>, Maíra Canal <mcanal@...lia.com>, 
	Andy Yan <andyshrk@....com>
Subject: Re: [PATCH v15 00/29] drm/connector: Create HDMI Connector
 infrastructure

Hi Hans,

On Wed, Jul 31, 2024 at 04:56:16PM GMT, Hans Verkuil wrote:
> Hi Maxime,
> 
> On 27/05/2024 15:57, Maxime Ripard wrote:
> <snip>
> 
> > Hans Verkuil also expressed interest in implementing a mechanism in v4l2
> > to retrieve infoframes from HDMI receiver and implementing a tool to
> > decode (and eventually check) infoframes. His current work on
> > edid-decode to enable that based on that series can be found here:
> > https://git.linuxtv.org/hverkuil/edid-decode.git/log/?h=hverkuil
> 
> Since this patch series is now merged in mainline I also pushed support
> for parsing InfoFrames to the edid-decode git repo.
> 
> I believe the parsing part of the InfoFrames is complete, but the conformity
> checks for the AVI and HDMI InfoFrames are still work-in-progress. But it
> should be easier to develop this now that is merged.
> 
> The git repo for edid-decode is here: https://git.linuxtv.org/edid-decode.git/
> 
> I added test files to the test/if directory, and if you run:
> 
> edid-decode -I audio.test -I avi.test -I vendor.test -I spd.test edid.test -c
> 
> you'll get the output below.

That's awesome to hear, I'll send a patch for the KMS documentation to
mention it 

Thanks!
Maxime

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