linux-kernel - Re: [RFC PATCH v3 14/15] gpio: Add definition for GPIO direction

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Message-ID: <c4a2462cf810c4468638522d901b6416d1a770a4.camel@fi.rohmeurope.com>
Date:   Wed, 6 Nov 2019 06:51:59 +0000
From:   "Vaittinen, Matti" <Matti.Vaittinen@...rohmeurope.com>
To:     "linus.walleij@...aro.org" <linus.walleij@...aro.org>
CC:     "dmurphy@...com" <dmurphy@...com>,
        "linux-leds@...r.kernel.org" <linux-leds@...r.kernel.org>,
        "linux-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>,
        "mazziesaccount@...il.com" <mazziesaccount@...il.com>,
        "mturquette@...libre.com" <mturquette@...libre.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "jacek.anaszewski@...il.com" <jacek.anaszewski@...il.com>,
        "a.zummo@...ertech.it" <a.zummo@...ertech.it>,
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        "mark.rutland@....com" <mark.rutland@....com>,
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        "sboyd@...nel.org" <sboyd@...nel.org>,
        "lee.jones@...aro.org" <lee.jones@...aro.org>,
        "broonie@...nel.org" <broonie@...nel.org>,
        "pavel@....cz" <pavel@....cz>
Subject: Re: [RFC PATCH v3 14/15] gpio: Add definition for GPIO direction

Hello Linus,

On Tue, 2019-11-05 at 16:05 +0100, Linus Walleij wrote:
> On Mon, Nov 4, 2019 at 4:48 PM Vaittinen, Matti
> <Matti.Vaittinen@...rohmeurope.com> wrote:
> 
> > > Good initiative (and I will see a ton of janitorial patches as a
> > > result of this...)
> > 
> > I have somewhere near 62 patches waiting to be sent =) They're
> > pretty
> > small but I'd appreciate thorough review as they're mostly
> > untested...
> > Do you mind receiving them all in one go? Or do you think I should
> > send
> > the series in smaller chuncks?
> 
> I would be fine with one patch introducing the defines and then
> one big patch switching everybody and their dog over to using
> these definitions.
> 
> I usually keep to a patch being "one technical step" and it is
> clearly (IMO) one step to introduce the defines and one step
> to make use of it in all legacy drivers.
> 
> It's late in the kernel cycle but this particular part (the defines
> and switching over old driver to use it) I'd be happy
> to merge for v5.5.

I'll prepare one patch for defines and one large patch for driver
changes on top of GPIO tree then. I'll leave out the last one 62/62 -
it can be applied later if it is considered a good idea - I'd
appreciate if you / Bartosz had the time to check it though. 

> 
> Yours,
> Linus Walleij