linux-kernel - Re: [PATCH RFC 08/10] drm/panel/samsung-sofef03: Add panel driver for Sony Xperia 5 II

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Date:   Tue, 30 May 2023 00:33:39 +0200
From:   Marijn Suijten <marijn.suijten@...ainline.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Caleb Connolly <caleb@...nolly.tech>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        ~postmarketos/upstreaming@...ts.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>,
        Jessica Zhang <quic_jesszhan@...cinc.com>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>
Subject: Re: [PATCH RFC 08/10] drm/panel/samsung-sofef03: Add panel driver
 for Sony Xperia 5 II

On 2023-05-30 01:22:54, Dmitry Baryshkov wrote:
> On 30/05/2023 00:29, Konrad Dybcio wrote:
> > 
> > 
> > On 29.05.2023 23:21, Marijn Suijten wrote:
> >> On 2023-05-22 11:08:12, Neil Armstrong wrote:
> >>> On 22/05/2023 03:23, Dmitry Baryshkov wrote:
> >>>> On 22/05/2023 00:23, Marijn Suijten wrote:
> >>>>> The SOFEF03-M Display-IC paired with an unknown panel in the Sony Xperia
> >>>>> 5 II always uses Display Stream Compression 1.1 and features a 60hz and
> >>>>> 120hz refresh-rate mode.
> >>>>>
> >>>>> Co-developed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
> >>>>
> >>>> Konrad's S-o-b is also required then
> >>
> >> I am unsure what to include here, since Konrad originally "authored" the
> >> commit but I believe it was nothing more than a completely broken and
> >> unusable driver spit out by "The mdss panel generator".  This needed
> >> enough rewriting that I don't feel like giving it much credit ;)
> > Might have been. I won't be mad if you drop this!
> 
> I'd say, either add S-o-B, or drop C-D-B. The Co-developed-by should 
> always come with the Signed-of-by, otherwise one can not be sure that 
> the co-developer didn't copy-paste some super-proprietary stolen code.

That is effectively what the downstream command sequences are, with
their meaning removed :P

I'll drop it then, that makes most sense I think.

- Marijn