linux-kernel - Re: [PATCH] drm/bridge: ite-it6263: Support VESA input format

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Message-ID: <Z1BVADAhfENdcc3y@tom-desktop>
Date: Wed, 4 Dec 2024 14:11:28 +0100
From: Tommaso Merciai <tomm.merciai@...il.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Liu Ying <victor.liu@....com>, linux-renesas-soc@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, biju.das.jz@...renesas.com,
	Tommaso Merciai <tommaso.merciai.xr@...renesas.com>,
	Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/bridge: ite-it6263: Support VESA input format

Hi Dmitry,

On Wed, Dec 04, 2024 at 01:53:44PM +0200, Dmitry Baryshkov wrote:
> On Wed, Dec 04, 2024 at 11:37:05AM +0100, Tommaso Merciai wrote:
> > Hi Liu Ying,
> > Thanks for your review.
> > 
> > On Wed, Dec 04, 2024 at 11:34:23AM +0800, Liu Ying wrote:
> > > On 12/04/2024, tomm.merciai@...il.com wrote:
> > > > From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
> > > > 
> > > > Introduce it6263_is_input_bus_fmt_valid() and refactor the
> > > > it6263_bridge_atomic_get_input_bus_fmts() function to support VESA
> > > > format by selecting the LVDS input format based on the LVDS data mapping
> > > > and thereby support both JEIDA and VESA input formats.
> > > 
> > > ite,it6263.yaml says IT6263 supports vesa-24 and vesa-30, while
> > > this patch actually only adds vesa-24 support.  So, to be more
> > > specific, the patch subject and commit message should reflect
> > > this rather than claim "Support VESA input format".
> > 
> > Fully agree, thanks.
> > I will fix that in v2 specifying vesa-24 like you suggest.
> > 
> > > 
> > > > 
> > > > Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
> > > 
> > > Can you please send this patch with your Renesas email address
> > > instead of Gmail email address?
> > > Otherwise, add a Signed-off-by tag with your Gmail email address.
> > 
> > Thanks, for the point.
> > What about adding Acked-by: from my renesas email address?
> 
> Acked-by has a different meaning. I'd say that generally it's okay to
> have this light mismatch, see [1] or any of the emails that B4 generates
> for web-based submission.
> 
> [1] https://lore.kernel.org/dri-devel/20241121164858.457921-1-robdclark@gmail.com/

Thanks for sharing this example and for the clarification.
This is similar to my case :)

Then v1 procedure is correct?
I can use the same formatting (From: Sob:) for sending v2?

Thanks & Regards,
Tommaso
> 
> > 
> 
> -- 
> With best wishes
> Dmitry