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Message-ID: <s5hsii66h0k.wl-tiwai@suse.de>
Date:	Wed, 29 Oct 2014 16:18:51 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:	Jaroslav Kysela <perex@...ex.cz>, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ALSA: hdspm: remove unused variable

At Wed, 29 Oct 2014 20:09:45 +0530,
Sudip Mukherjee wrote:
> 
> removed the unused variables. These variables were only being
> assigned some value, but the values were never being used.
> 
> it has been build tested after removing the variables.
> 
> Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>

Applied, thanks.


Takashi

> ---
>  sound/pci/rme9652/hdspm.c | 23 +++--------------------
>  1 file changed, 3 insertions(+), 20 deletions(-)
> 
> diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
> index 7f7277b..e09348c1 100644
> --- a/sound/pci/rme9652/hdspm.c
> +++ b/sound/pci/rme9652/hdspm.c
> @@ -1257,14 +1257,13 @@ static int hdspm_rate_multiplier(struct hdspm *hdspm, int rate)
>  /* check for external sample rate, returns the sample rate in Hz*/
>  static int hdspm_external_sample_rate(struct hdspm *hdspm)
>  {
> -	unsigned int status, status2, timecode;
> +	unsigned int status, status2;
>  	int syncref, rate = 0, rate_bits;
>  
>  	switch (hdspm->io_type) {
>  	case AES32:
>  		status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
>  		status = hdspm_read(hdspm, HDSPM_statusRegister);
> -		timecode = hdspm_read(hdspm, HDSPM_timecodeRegister);
>  
>  		syncref = hdspm_autosync_ref(hdspm);
>  		switch (syncref) {
> @@ -4862,18 +4861,15 @@ snd_hdspm_proc_read_madi(struct snd_info_entry *entry,
>  			 struct snd_info_buffer *buffer)
>  {
>  	struct hdspm *hdspm = entry->private_data;
> -	unsigned int status, status2, control, freq;
> +	unsigned int status, status2;
>  
>  	char *pref_sync_ref;
>  	char *autosync_ref;
>  	char *system_clock_mode;
> -	char *insel;
>  	int x, x2;
>  
>  	status = hdspm_read(hdspm, HDSPM_statusRegister);
>  	status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
> -	control = hdspm->control_register;
> -	freq = hdspm_read(hdspm, HDSPM_timecodeRegister);
>  
>  	snd_iprintf(buffer, "%s (Card #%d) Rev.%x Status2first3bits: %x\n",
>  			hdspm->card_name, hdspm->card->number + 1,
> @@ -4936,17 +4932,6 @@ snd_hdspm_proc_read_madi(struct snd_info_entry *entry,
>  	snd_iprintf(buffer, "Line out: %s\n",
>  		(hdspm->control_register & HDSPM_LineOut) ? "on " : "off");
>  
> -	switch (hdspm->control_register & HDSPM_InputMask) {
> -	case HDSPM_InputOptical:
> -		insel = "Optical";
> -		break;
> -	case HDSPM_InputCoaxial:
> -		insel = "Coaxial";
> -		break;
> -	default:
> -		insel = "Unknown";
> -	}
> -
>  	snd_iprintf(buffer,
>  		"ClearTrackMarker = %s, Transmit in %s Channel Mode, "
>  		"Auto Input %s\n",
> @@ -5191,15 +5176,13 @@ snd_hdspm_proc_read_raydat(struct snd_info_entry *entry,
>  			 struct snd_info_buffer *buffer)
>  {
>  	struct hdspm *hdspm = entry->private_data;
> -	unsigned int status1, status2, status3, control, i;
> +	unsigned int status1, status2, status3, i;
>  	unsigned int lock, sync;
>  
>  	status1 = hdspm_read(hdspm, HDSPM_RD_STATUS_1); /* s1 */
>  	status2 = hdspm_read(hdspm, HDSPM_RD_STATUS_2); /* freq */
>  	status3 = hdspm_read(hdspm, HDSPM_RD_STATUS_3); /* s2 */
>  
> -	control = hdspm->control_register;
> -
>  	snd_iprintf(buffer, "STATUS1: 0x%08x\n", status1);
>  	snd_iprintf(buffer, "STATUS2: 0x%08x\n", status2);
>  	snd_iprintf(buffer, "STATUS3: 0x%08x\n", status3);
> -- 
> 1.8.1.2
> 
--
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