linux-kernel - Re: [PATCH] pinctrl: bcm2835: Fix support for threaded level triggered IRQs

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Date:	Wed, 8 Apr 2015 16:43:30 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>,
	Ray Jui <rjui@...adcom.com>,
	Stephen Warren <swarren@...dotorg.org>
Cc:	Lee Jones <lee@...nel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	linux-rpi-kernel@...ts.infradead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: bcm2835: Fix support for threaded level
 triggered IRQs

On Tue, Apr 7, 2015 at 12:43 PM, Charles Keepax
<ckeepax@...nsource.wolfsonmicro.com> wrote:

> Currently, the driver uses handle_simple_irq for all IRQ types and hard
> codes the acknowledge for different IRQ types into the handler. It is
> better to use the IRQ core as intended and let it handle the differences
> between the various types of IRQ. For example the current system does
> not work for threaded level triggered IRQs as these need to be masked
> until the threaded handler has run.
>
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>

Looks like a very fine patch so applied unless Stephen has
some problem with it.

Yours,
Linus Walleij
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