linux-kernel - Re: [PATCH 2/2] pinctrl: sunxi: Mask non-wakeup IRQs on suspend

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Message-ID: <CACRpkdajokCMpJ98yfFp-s23jG96wO_N9R2ZXvXB+hU6XMs=ng@mail.gmail.com>
Date:   Fri, 21 Feb 2020 15:15:51 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH 2/2] pinctrl: sunxi: Mask non-wakeup IRQs on suspend

On Fri, Jan 17, 2020 at 10:33 PM Samuel Holland <samuel@...lland.org> wrote:

> The pin controller hardware does not distinguish IRQs intended for
> wakeup from other IRQs, so we must mask non-wakeup IRQs in software to
> prevent inadvertent wakeups. This is accomplished at the irqchip level
> via the IRQCHIP_MASK_ON_SUSPEND flag.
>
> Signed-off-by: Samuel Holland <samuel@...lland.org>

Patch applied.

Yours,
Linus Walleij