linux-kernel - Re: [PATCH] sound: remove checks for CONFIG_SND_DEBUG

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Date:	Fri, 30 May 2014 10:23:44 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	Jaroslav Kysela <perex@...ex.cz>, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sound: remove checks for CONFIG_SND_DEBUG_ROM

At Thu, 29 May 2014 18:58:25 +0200,
Paul Bolle wrote:
> 
> Checks for CONFIG_SND_DEBUG_ROM were added in v2.5.5 but a Kconfig
> symbol SND_DEBUG_ROM was never added. These checks have always
> evaluated to false. Remove them and the printk()s they hide.
> 
> Signed-off-by: Paul Bolle <pebolle@...cali.nl>
> ---
> Untested.
> 
> Perhaps one is expected to define this debugging macro by hand, somehow.
> In that case it would be nice to drop the CONFIG_ prefix.

Yeah, but I guess a developer can add such printk anyway easily, so
let's clean up the code at first.  So, I took your patch now as is.

thanks,

Takashi

> 
>  sound/isa/gus/interwave.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
> index 5abbbe477d16..ad55e5cb8e94 100644
> --- a/sound/isa/gus/interwave.c
> +++ b/sound/isa/gus/interwave.c
> @@ -442,17 +442,11 @@ static void snd_interwave_detect_memory(struct snd_gus_card *gus)
>  	for (bank_pos = 0; bank_pos < 16L * 1024L * 1024L; bank_pos += 4L * 1024L * 1024L) {
>  		for (i = 0; i < 8; ++i)
>  			iwave[i] = snd_gf1_peek(gus, bank_pos + i);
> -#ifdef CONFIG_SND_DEBUG_ROM
> -		printk(KERN_DEBUG "ROM at 0x%06x = %8phC\n", bank_pos, iwave);
> -#endif
>  		if (strncmp(iwave, "INTRWAVE", 8))
>  			continue;	/* first check */
>  		csum = 0;
>  		for (i = 0; i < sizeof(struct rom_hdr); i++)
>  			csum += snd_gf1_peek(gus, bank_pos + i);
> -#ifdef CONFIG_SND_DEBUG_ROM
> -		printk(KERN_DEBUG "ROM checksum = 0x%x (computed)\n", csum);
> -#endif
>  		if (csum != 0)
>  			continue;	/* not valid rom */
>  		gus->gf1.rom_banks++;
> -- 
> 1.9.3
> 
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