linux-kernel - Re: [PATCH] pinctrl: samsung: Calculate GPIO base for pinctrl_add_gpio

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Message-ID: <20170228090143.GG2742@localhost.localdomain>
Date:   Tue, 28 Feb 2017 09:01:43 +0000
From:   Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
To:     Tomasz Figa <tomasz.figa@...il.com>
CC:     "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-samsung-soc@...r.kernel.org" 
        <linux-samsung-soc@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        <patches@...nsource.wolfsonmicro.com>
Subject: Re: [PATCH] pinctrl: samsung: Calculate GPIO base for
 pinctrl_add_gpio_range

On Mon, Feb 27, 2017 at 11:13:59AM +0900, Tomasz Figa wrote:
> > diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
> > index ddc8d6b..864d8b4d 100644
> > --- a/drivers/pinctrl/samsung/pinctrl-samsung.c
> > +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
> > @@ -882,7 +882,7 @@ static int samsung_pinctrl_register(struct platform_device *pdev,
> >                 pin_bank->grange.id = bank;
> >                 pin_bank->grange.pin_base = drvdata->pin_base
> >                                                 + pin_bank->pin_base;
> > -               pin_bank->grange.base = pin_bank->gpio_chip.base;
> > +               pin_bank->grange.base = pin_bank->grange.pin_base;
> 
> If we are not reading the base from the GPIO bank anymore, maybe it
> could make sense to actually make samsung_gpiolib_register() use
> bank->grange.base as gc->base? This way we would avoid explicitly
> numbering two times.
> 

Yeah no problem I can respin with that included.

Thanks,
Charles