linux-kernel - Re: [PATCH v3 7/9] backlight: qcom-wled: Provide enabled

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Message-ID: <YcMJdZRoOtUrWvkV@google.com>
Date:   Wed, 22 Dec 2021 11:18:13 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
Cc:     phone-devel@...r.kernel.org, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>,
        ~postmarketos/upstreaming@...ts.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        Pavel Dubrova <pashadubrova@...il.com>,
        Kiran Gunda <kgunda@...eaurora.org>,
        Bryan Wu <cooloney@...il.com>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org
Subject: Re: [PATCH v3 7/9] backlight: qcom-wled: Provide enabled_strings
 default for WLED 4 and 5

On Mon, 15 Nov 2021, Marijn Suijten wrote:

> Only WLED 3 sets a sensible default that allows operating this driver
> with just qcom,num-strings in the DT; WLED 4 and 5 require
> qcom,enabled-strings to be provided otherwise enabled_strings remains
> zero-initialized, resulting in every string-specific register write
> (currently only the setup and config functions, brightness follows in a
> future patch) to only configure the zero'th string multiple times.
> 
> Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
> Reviewed-by: Daniel Thompson <daniel.thompson@...aro.org>
> ---
>  drivers/video/backlight/qcom-wled.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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