linux-kernel - Re: [PATCH] ASoC: Intel: boards: Use temporary variable for struct device

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Message-ID: <1371b991-ba9e-f1a8-db6a-f5cd645e7ba6@linux.intel.com>
Date:   Thu, 10 Mar 2022 09:30:32 -0600
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Zhen Ni <nizhen@...ontech.com>, broonie@...nel.org, tiwai@...e.com,
        perex@...ex.cz
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: Intel: boards: Use temporary variable for struct
 device



On 3/10/22 00:53, Zhen Ni wrote:
> Use temporary variable for struct device to make code neater. >
> Signed-off-by: Zhen Ni <nizhen@...ontech.com>

There's quite a few Intel machine drivers where we have the same sort of 
code, we'll need to do a wider cleanup at some point.

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

> ---
>   sound/soc/intel/boards/cht_bsw_max98090_ti.c | 18 +++++++++---------
>   1 file changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/sound/soc/intel/boards/cht_bsw_max98090_ti.c b/sound/soc/intel/boards/cht_bsw_max98090_ti.c
> index 1bc21434c9de..d9f4206e1f96 100644
> --- a/sound/soc/intel/boards/cht_bsw_max98090_ti.c
> +++ b/sound/soc/intel/boards/cht_bsw_max98090_ti.c
> @@ -538,7 +538,7 @@ static int snd_cht_mc_probe(struct platform_device *pdev)
>   	const char *platform_name;
>   	bool sof_parent;
>   
> -	drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);
> +	drv = devm_kzalloc(dev, sizeof(*drv), GFP_KERNEL);
>   	if (!drv)
>   		return -ENOMEM;
>   
> @@ -559,8 +559,8 @@ static int snd_cht_mc_probe(struct platform_device *pdev)
>   	}
>   
>   	/* override plaform name, if required */
> -	snd_soc_card_cht.dev = &pdev->dev;
> -	mach = pdev->dev.platform_data;
> +	snd_soc_card_cht.dev = dev;
> +	mach = dev->platform_data;
>   	platform_name = mach->mach_params.platform;
>   
>   	ret_val = snd_soc_fixup_dai_links_platform_name(&snd_soc_card_cht,
> @@ -576,9 +576,9 @@ static int snd_cht_mc_probe(struct platform_device *pdev)
>   	else
>   		mclk_name = "pmc_plt_clk_3";
>   
> -	drv->mclk = devm_clk_get(&pdev->dev, mclk_name);
> +	drv->mclk = devm_clk_get(dev, mclk_name);
>   	if (IS_ERR(drv->mclk)) {
> -		dev_err(&pdev->dev,
> +		dev_err(dev,
>   			"Failed to get MCLK from %s: %ld\n",
>   			mclk_name, PTR_ERR(drv->mclk));
>   		return PTR_ERR(drv->mclk);
> @@ -594,12 +594,12 @@ static int snd_cht_mc_probe(struct platform_device *pdev)
>   	if (drv->quirks & QUIRK_PMC_PLT_CLK_0) {
>   		ret_val = clk_prepare_enable(drv->mclk);
>   		if (ret_val < 0) {
> -			dev_err(&pdev->dev, "MCLK enable error: %d\n", ret_val);
> +			dev_err(dev, "MCLK enable error: %d\n", ret_val);
>   			return ret_val;
>   		}
>   	}
>   
> -	sof_parent = snd_soc_acpi_sof_parent(&pdev->dev);
> +	sof_parent = snd_soc_acpi_sof_parent(dev);
>   
>   	/* set card and driver name */
>   	if (sof_parent) {
> @@ -614,9 +614,9 @@ static int snd_cht_mc_probe(struct platform_device *pdev)
>   	if (sof_parent)
>   		dev->driver->pm = &snd_soc_pm_ops;
>   
> -	ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht);
> +	ret_val = devm_snd_soc_register_card(dev, &snd_soc_card_cht);
>   	if (ret_val) {
> -		dev_err(&pdev->dev,
> +		dev_err(dev,
>   			"snd_soc_register_card failed %d\n", ret_val);
>   		return ret_val;
>   	}