linux-kernel - Re: [PATCH] ASoC: fsl_asrc fsl_esai fsl_sai: allow CONFIG

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Message-ID: <CAEnQRZDyEdJtcMd0et5=3+Q8+oX5b8zOf6o_2yfRNVxmDuxDXg@mail.gmail.com>
Date:   Fri, 28 Oct 2022 17:56:22 +0300
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Maarten Zanders <maarten.zanders@...d.be>
Cc:     Shengjiu Wang <shengjiu.wang@...il.com>,
        Xiubo Li <Xiubo.Lee@...il.com>,
        Fabio Estevam <festevam@...il.com>,
        Nicolin Chen <nicoleotsuka@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: fsl_asrc fsl_esai fsl_sai: allow CONFIG_PM=N

On Fri, Oct 28, 2022 at 5:37 PM Maarten Zanders <maarten.zanders@...d.be> wrote:
>
> When CONFIG_PM=N, pm_runtime_put_sync() returns -ENOSYS
> which breaks the probe function of these drivers.
>
> Other users of pm_runtime_put_sync() typically don't check
> the return value. In order to keep the program flow as
> intended, check for -ENOSYS.
>
> This commit is similar to commit 0434d3f (omap-mailbox.c).
>
> This commit fixes:
> cab04ab (ASoC: fsl_asrc: Don't use devm_regmap_init_mmio_clk)
> 203773e (ASoC: fsl_esai: Don't use devm_regmap_init_mmio_clk)
> 2277e7e (ASoC: fsl_sai: Don't use devm_regmap_init_mmio_clk)
>
> Signed-off-by: Maarten Zanders <maarten.zanders@...d.be>

Reviewed-by: Daniel Baluta <daniel.baluta@....com>