linux-kernel - Re: [PATCH v2] ASoC: fsl_xcvr: disable all interrupts when suspend happens

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Message-ID: <CAOMZO5Ao9FipZQQ4oVK=1SFJ=24EPoUfybHMFE7dSpUAR3pLAA@mail.gmail.com>
Date:   Fri, 18 Jun 2021 10:45:41 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Shengjiu Wang <shengjiu.wang@....com>
Cc:     Timur Tabi <timur@...nel.org>,
        Nicolin Chen <nicoleotsuka@...il.com>,
        Xiubo Li <Xiubo.Lee@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        linuxppc-dev@...ts.ozlabs.org,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ASoC: fsl_xcvr: disable all interrupts when suspend happens

On Fri, Jun 18, 2021 at 9:57 AM Shengjiu Wang <shengjiu.wang@....com> wrote:
>
> There is an unhandled interrupt after suspend, which cause endless
> interrupt when system resume, so system may hang.
>
> Disable all interrupts in runtime suspend callback to avoid above
> issue.
>
> Fixes: 28564486866f ("ASoC: fsl_xcvr: Add XCVR ASoC CPU DAI driver")
> Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
> ---
> changes in v2:
> - Add Fixes tag
> - Add comments for the change

Reviewed-by: Fabio Estevam <festevam@...il.com>