linux-kernel - Re: [PATCH v14 23/28] drm/connector: hdmi: Create Infoframe DebugFS entries

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Message-ID: <dflaec5kcwlo2y23txb5susqimiohuvf5uox5kecmbrcs4wnox@dq7xak3vcazm>
Date: Thu, 23 May 2024 14:48:04 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Maxime Ripard <mripard@...nel.org>
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>, 
	Hans Verkuil <hverkuil@...all.nl>, 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
Subject: Re: [PATCH v14 23/28] drm/connector: hdmi: Create Infoframe DebugFS
 entries

On Tue, May 21, 2024 at 12:13:56PM +0200, Maxime Ripard wrote:
> There has been some discussions recently about the infoframes sent by
> drivers and if they were properly generated.
> 
> In parallel, there's been some interest in creating an infoframe-decode
> tool similar to edid-decode.
> 
> Both would be much easier if we were to expose the infoframes programmed
> in the hardware. It won't be perfect since we have no guarantee that
> it's actually what goes through the wire, but it's the best we can do.
> 
> Signed-off-by: Maxime Ripard <mripard@...nel.org>
> ---
>  drivers/gpu/drm/drm_debugfs.c | 152 ++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 152 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


-- 
With best wishes
Dmitry