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

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Date:	Mon, 24 Feb 2014 14:29:35 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Chen-Yu Tsai <wens@...e.org>
Cc:	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	David Lanzendoerfer <david.lanzendoerfer@....ch>,
	stable <stable@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: sunxi: use chained_irq_{enter, exit} for GIC compatibility

On Mon, Feb 10, 2014 at 5:22 PM, Chen-Yu Tsai <wens@...e.org> 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>

Patch applied for fixes with Maxime's ACK.

Yours,
Linus Walleij
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