linux-kernel - Re: [PATCH V2 1/2] ASoC: fsl_esai: Wrap some operations to be functions

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Date:   Wed, 3 Jul 2019 02:10:46 -0700
From:   Nicolin Chen <nicoleotsuka@...il.com>
To:     shengjiu.wang@....com
Cc:     timur@...nel.org, Xiubo.Lee@...il.com, festevam@...il.com,
        broonie@...nel.org, alsa-devel@...a-project.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 1/2] ASoC: fsl_esai: Wrap some operations to be
 functions

Looks good to me, yet two small comments inline.

Please add this to this patch in the next version:
Acked-by: Nicolin Chen <nicoleotsuka@...il.com>

On Wed, Jul 03, 2019 at 02:42:04PM +0800, shengjiu.wang@....com wrote:
> +static int fsl_esai_register_restore(struct fsl_esai *esai_priv)
> +{
> +	int ret;
> +	/* FIFO reset for safety */
> +	regmap_update_bits(esai_priv->regmap, REG_ESAI_TFCR,

Checkpatch script would probably warn this. Usually we add a blank
line after variable declarations.

> @@ -866,22 +935,9 @@ static int fsl_esai_probe(struct platform_device *pdev)
>  
>  	dev_set_drvdata(&pdev->dev, esai_priv);
>  
> -	/* Reset ESAI unit */
> -	ret = regmap_write(esai_priv->regmap, REG_ESAI_ECR, ESAI_ECR_ERST);
> -	if (ret) {
> -		dev_err(&pdev->dev, "failed to reset ESAI: %d\n", ret);
> +	ret = fsl_esai_init(esai_priv);

Could we rename this function to fsl_easi_hw_init() or something
clear like fsl_esai_register_init? fsl_easi_init() feels like a
driver init() function to me.

Thank you
Nicolin