linux-kernel - Re: [PATCH] Staging : rts5208 : checkpatch.pl fixes

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Date:   Fri, 23 Jun 2017 08:59:51 -0700
From:   Joe Perches <joe@...ches.com>
To:     Simo Koskinen <koskisoft@...il.com>, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Staging : rts5208 : checkpatch.pl fixes

On Fri, 2017-06-23 at 15:55 +0200, Simo Koskinen wrote:
> Fixed some issues reported by checkpatch.pl script.
[]
> diff --git a/drivers/staging/rts5208/rtsx.c b/drivers/staging/rts5208/rtsx.c
> index b8177f5..ceef5fc 100644
> --- a/drivers/staging/rts5208/rtsx.c
> +++ b/drivers/staging/rts5208/rtsx.c
> @@ -1009,7 +1009,7 @@ static void rtsx_remove(struct pci_dev *pci)
>  {
>  	struct rtsx_dev *dev = pci_get_drvdata(pci);
>  
> -	dev_info(&pci->dev, "rtsx_remove() called\n");
> +	dev_info(&pci->dev, "%s called\n", "rtsx_remove()");

This would be better as dev_dbg
>  
>  	quiesce_and_remove_host(dev);
>  	release_everything(dev);
> diff --git a/drivers/staging/rts5208/rtsx_chip.c b/drivers/staging/rts5208/rtsx_chip.c
> index 7f4107b..892b97a 100644
> --- a/drivers/staging/rts5208/rtsx_chip.c
> +++ b/drivers/staging/rts5208/rtsx_chip.c
> @@ -616,8 +616,10 @@ int rtsx_reset_chip(struct rtsx_chip *chip)
>  		else
>  			retval = rtsx_pre_handle_sdio_new(chip);
>  
> -		dev_dbg(rtsx_dev(chip), "chip->need_reset = 0x%x (rtsx_reset_chip)\n",
> -			(unsigned int)(chip->need_reset));
> +		dev_dbg(rtsx_dev(chip), "%s = 0x%x (%s)\n",
> +				"chip->need_reset",
> +				(unsigned int)(chip->need_reset),
> +				"rtsx_reset_chip");

This and other changes that take part of the format
and convert them to '"%s", substrings' are not good.
checkpatch doesn't emit a warning for long formats.

> diff --git a/drivers/staging/rts5208/sd.c b/drivers/staging/rts5208/sd.c
[]
> @@ -910,8 +910,12 @@ static int sd_change_phase(struct rtsx_chip *chip, u8 sample_point, u8 tune_dir)
>  	int retval;
>  	bool ddr_rx = false;
>  
> -	dev_dbg(rtsx_dev(chip), "sd_change_phase (sample_point = %d, tune_dir = %d)\n",
> -		sample_point, tune_dir);
> +	dev_dbg(rtsx_dev(chip), "%s (%s = %d, %s = %d)\n",
> +			"sd_change_phase",
> +			"sample_point",
> +			sample_point,
> +			"tune_dir",
> +			tune_dir);

etc.