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Message-ID: <CACRpkdbb0oeA0b5SSLtR6U7jv8asCeEJdHEsDAg7_tH+GHc5RQ@mail.gmail.com>
Date:	Thu, 4 Sep 2014 18:27:11 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Soren Brinkmann <soren.brinkmann@...inx.com>
Cc:	Alexandre Courbot <gnurou@...il.com>,
	Michal Simek <michal.simek@...inx.com>,
	Harini Katakam <harinik@...inx.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Ezra Savard <ezras@...inx.com>,
	Ezra Savard <ezra.savard@...inx.com>
Subject: Re: [PATCH 2/3] gpio: zynq: Fixed broken wakeup implementation

On Fri, Aug 29, 2014 at 7:58 PM, Soren Brinkmann
<soren.brinkmann@...inx.com> wrote:

> From: Ezra Savard <ezra.savard@...inx.com>
>
> Use of unmask/mask in set_wake was an incorrect implementation. The new
> implementation correctly sets wakeup for the gpio chip's IRQ so the gpio chip
> will not sleep while wakeup-enabled gpio are in use.
>
> Signed-off-by: Ezra Savard <ezra.savard@...inx.com>
> Reviewed-by: Soren Brinkmann <soren.brinkmann@...inx.com>

Patch applied.

However the problems seems quite generic.

Do you see this kind of error in other GPIO drivers?

IRQchip semantics always make me nervous.

Yours,
Linus Walleij
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