linux-kernel - Re: [PATCH v2] mfd: max8997: Disable interrupt handling for suspend/resume cycle

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20180911145330.GX4185@dell>
Date:   Tue, 11 Sep 2018 15:53:30 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v2] mfd: max8997: Disable interrupt handling for
 suspend/resume cycle

On Wed, 05 Sep 2018, Marek Szyprowski wrote:

> Disable IRQs during suspend/resume cycle to ensure handling of wakeup
> interrupts (i.e. RTC wake alarm) after max8997_resume(). This way it can
> be properly handled when I2C bus is finally available. This pattern is
> also used in other MAX PMIC MFD drivers.
> 
> Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com>
> ---
> changelog:
> v2:
> - reordered the sequence of operation as suggested by Krzysztof Kozlowski
> ---
>  drivers/mfd/max8997.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog