linux-kernel - Re: [PATCH] pinctrl: zynq: change error code for pinctrl

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Message-ID: <CACRpkdYU4MDP3dhVFvLgom36iwq_=dp8nQudO_t+mt9Kn7Dnow@mail.gmail.com>
Date:	Mon, 1 Jun 2015 17:00:53 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Sören Brinkmann <soren.brinkmann@...inx.com>
Cc:	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Michal Simek <michal.simek@...inx.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: zynq: change error code for pinctrl_register failure

On Tue, May 26, 2015 at 8:37 PM, Sören Brinkmann
<soren.brinkmann@...inx.com> wrote:
> On Tue, 2015-05-26 at 10:12AM +0200, Arnd Bergmann wrote:

>> Could we add a pinctrl_register_reason() variant that returns a meaningful
>> error code as ERR_PTR?
>
> I agree with Arnd. As long as we don't get a precise error code we can
> just keep the current one.

pinctrl_register_cause() please.

Cause-and-effect, not "age of reason".

Yours,
Linus Walleij
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