linux-kernel - Re: [PATCH v9 1/4] dt-bindings:drm/bridge:anx7625:add vendor define flags

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Message-ID: <CANMq1KDprHg2eVN6p_PBOt4O9uw6Qt+5o0QasxhO9oPD=w5CAg@mail.gmail.com>
Date:   Fri, 16 Jul 2021 14:13:37 +0800
From:   Nicolas Boichat <drinkcat@...omium.org>
To:     Xin Ji <xji@...logixsemi.com>
Cc:     Rob Herring <robh@...nel.org>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Devicetree List <devicetree@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        Ricardo Cañuelo <ricardo.canuelo@...labora.com>,
        Zhen Li <zhenli@...logixsemi.com>,
        lkml <linux-kernel@...r.kernel.org>,
        Mark Brown <broonie@...nel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Sam Ravnborg <sam@...nborg.org>,
        Bernie Liang <bliang@...logixsemi.com>,
        Sheng Pan <span@...logixsemi.com>
Subject: Re: [PATCH v9 1/4] dt-bindings:drm/bridge:anx7625:add vendor define flags

On Fri, Jul 16, 2021 at 1:32 PM Xin Ji <xji@...logixsemi.com> wrote:
>
> On Tue, Jul 13, 2021 at 04:10:10PM -0600, Rob Herring wrote:
> > On Wed, Jul 07, 2021 at 03:30:51PM +0800, Xin Ji wrote:
> > > On Thu, Jun 24, 2021 at 01:57:22PM +0200, Robert Foss wrote:
> > > > Hey Xin,
> > > >
> > > > I would like to merge this series now, but this patch needs a review
> > > > first. Maybe Laurent/Rob Herring are good candidates.
> > > >
> > > >
> > > > Rob.
> > > Hi Rob, I get Laurent/Rob comments before, and explained why we needs
> > > these DT properties, so far, I didn't get any response.
> >
> > Do I have to go dig that up? If it was more than a week ago, assume I
> > don't remember. This is 1 of 100 bindings a week.
> >
> > Justify why this is needed in your commit message.
> Hi Rob, I'll give more detail description in commit message.
> >
> > > Hi Rob Herring and Laurent, for the DT property lane0/1-swing, Google
> > > engineer has strong demond for them, they don't want to move DP swing
> > > adjusting to kernel, thus may cause change the driver code in each
> > > project, so config them in DT is a best option.
> >
> > Where's the ack from a Google engineer?
> They didn't give the review ack, but we discussed it offline. Nicolas
> Boichat known this.

Yeah I suggested this here:
https://lore.kernel.org/patchwork/patch/1359670/#1564682 .

I also looked at the ANX7625 datasheet at the time and it was pretty
clear to me that this was not something customers could tune without
ANX's help, but it'd be great if Xin Ji can describe a bit more.

>
> Thanks,
> Xin
> [snip]