linux-kernel - Re: [PATCH resend] ASoC: fsl_audmix: add missed pm_runtime

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Date:   Wed, 4 Dec 2019 18:19:56 -0800
From:   Nicolin Chen <nicoleotsuka@...il.com>
To:     Chuhong Yuan <hslester96@...il.com>
Cc:     Timur Tabi <timur@...nel.org>, Xiubo Li <Xiubo.Lee@...il.com>,
        Fabio Estevam <festevam@...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 resend] ASoC: fsl_audmix: add missed pm_runtime_disable

On Tue, Dec 03, 2019 at 07:13:03PM +0800, Chuhong Yuan wrote:
> The driver forgets to call pm_runtime_disable in probe failure
> and remove.
> Add the missed calls to fix it.
> 
> Signed-off-by: Chuhong Yuan <hslester96@...il.com>

Acked-by: Nicolin Chen <nicoleotsuka@...il.com>

Thanks

> ---
>  sound/soc/fsl/fsl_audmix.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/sound/soc/fsl/fsl_audmix.c b/sound/soc/fsl/fsl_audmix.c
> index a1db1bce330f..5faecbeb5497 100644
> --- a/sound/soc/fsl/fsl_audmix.c
> +++ b/sound/soc/fsl/fsl_audmix.c
> @@ -505,15 +505,20 @@ static int fsl_audmix_probe(struct platform_device *pdev)
>  					      ARRAY_SIZE(fsl_audmix_dai));
>  	if (ret) {
>  		dev_err(dev, "failed to register ASoC DAI\n");
> -		return ret;
> +		goto err_disable_pm;
>  	}
>  
>  	priv->pdev = platform_device_register_data(dev, mdrv, 0, NULL, 0);
>  	if (IS_ERR(priv->pdev)) {
>  		ret = PTR_ERR(priv->pdev);
>  		dev_err(dev, "failed to register platform %s: %d\n", mdrv, ret);
> +		goto err_disable_pm;
>  	}
>  
> +	return 0;
> +
> +err_disable_pm:
> +	pm_runtime_disable(dev);
>  	return ret;
>  }
>  
> @@ -521,6 +526,8 @@ static int fsl_audmix_remove(struct platform_device *pdev)
>  {
>  	struct fsl_audmix *priv = dev_get_drvdata(&pdev->dev);
>  
> +	pm_runtime_disable(&pdev->dev);
> +
>  	if (priv->pdev)
>  		platform_device_unregister(priv->pdev);
>  
> -- 
> 2.24.0
>