linux-kernel - Re: [PATCH v1 0/4] gpio: make gpiod

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Date:   Tue, 28 Feb 2017 11:48:06 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Benjamin Tissoires <benjamin.tissoires@...hat.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        linux-gpio@...r.kernel.org,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org, Darren Hart <dvhart@...radead.org>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 0/4] gpio: make gpiod_count() API consistent

On Mon, 2017-02-27 at 09:27 +0100, Benjamin Tissoires wrote:
> On Feb 20 2017 or thereabouts, Andy Shevchenko wrote:
> > There are three possibilities in gpiod_count(): ACPI, OF, and
> > platform data.
> > 
> > Some of them return 0, which requires to be handled separately,
> > though
> > developers rather lazy and just shadow an actual error code.
> > 
> > Let's make this API consistent by not allowing 0 in returned value.
> > 
> > There are luckily only 3 users right now, one of them handles this
> > properly, the rest is converted in this series.
> > 
> > Series is supposed to go through GPIO tree.
> > 
> > Andy Shevchenko (4):
> >   gpio: acpi: Don't return 0 on acpi_gpio_count()
> >   gpio: of: Don't return 0 on dt_gpio_count()
> >   platform/x86: surface3_button: Propagate error from gpiod_count()
> >   Input: soc_button_array - Propagate error from gpiod_count()
> 
> Not sure if this still matters, but still:
> Acked-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>

I'm sure it is.

Linus, is your plan to go through queue after merge window is closed?

-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy