linux-kernel - Re: [PATCH] pinctrl: sunxi: use chained_irq

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Message-ID: <20140212192243.GC9812@lukather>
Date:	Wed, 12 Feb 2014 20:22:43 +0100
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Chen-Yu Tsai <wens@...e.org>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	David Lanzendoerfer <david.lanzendoerfer@....ch>,
	stable@...r.kernel.org
Subject: Re: [PATCH] pinctrl: sunxi: use chained_irq_{enter, exit} for GIC
 compatibility

On Tue, Feb 11, 2014 at 12:22:37AM +0800, Chen-Yu Tsai wrote:
> On tha Allwinner A20 SoC, the external interrupts on the pin controller
> device are connected to the GIC. Without chained_irq_{enter, exit},
> external GPIO interrupts, such as used by mmc core card detect, cause
> the system to hang.
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: Chen-Yu Tsai <wens@...e.org>

Acked-by: Maxime Ripard <maxime.ripard@...e-electrons.com>

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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