linux-kernel - Re: [PATCH v5 3/5] pinctrl: qcom: Extract chip specific LPASS LPI code

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Date:   Tue, 14 Dec 2021 22:45:23 +0530
From:   Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
CC:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, <plai@...eaurora.org>,
        Banajit Goswami <bgoswami@...eaurora.org>,
        "Jaroslav Kysela" <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        <rohitkr@...eaurora.org>, <linux-arm-msm@...r.kernel.org>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Stephen Boyd <swboyd@...omium.org>, <judyhsiao@...omium.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Venkata Prasad Potturu <quic_potturu@...cinc.com>
Subject: Re: [PATCH v5 3/5] pinctrl: qcom: Extract chip specific LPASS LPI
 code


On 12/8/2021 11:58 AM, Andy Shevchenko wrote:
Thanks for your time Andy!!!
> On Wed, Dec 8, 2021 at 2:39 AM Srinivasa Rao Mandadapu
> <quic_srivasam@...cinc.com> wrote:
>> Extract the chip specific SM8250 data from the LPASS LPI pinctrl driver
>> to allow reusing the common code in the addition of subsequent
>> platforms.
> ...
>
>> @@ -661,8 +454,10 @@ static int lpi_pinctrl_probe(struct platform_device *pdev)
>>
>>          return ret;
>>   }
>> +EXPORT_SYMBOL(lpi_pinctrl_probe);
>> +
> Stray change.
>
> ...

okay. will remove it.

>
>> +#ifndef __PINCTRL_LPASS_LPI_H__
>> +#define __PINCTRL_LPASS_LPI_H__
> Missed headers.
> At least bits.h.
>
> ...
Okay. will add.
>> +#define NO_SLEW                                -1
> Naming sucks for the header.
>
> LPI_NO_SLEW ?

Actually it's already mainline code. Just these patches are 
rearrangement of old code.

still do you suggest to change?

>
> ...
>
>> +struct lpi_pingroup {
>> +       const char *name;
>> +       const unsigned int *pins;
>> +       unsigned int npins;
>> +       unsigned int pin;
>> +       /* Bit offset in slew register for SoundWire pins only */
>> +       int slew_offset;
>> +       unsigned int *funcs;
>> +       unsigned int nfuncs;
>> +};
> Are you going to convert this to use struct group_desc?
>
> ...
>
>> +       LPI_MUX__,
> Strange naming. Besides, if it is the terminator, drop the comma.
okay will remove comma. but name is from existing code.
>