Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ALSA: lola: Use guard() for spin locks 

Clean up the code using guard() for spin locks.

Merely code refactoring, and no behavior change.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20250829144342.4290-41-tiwai@suse.de
This commit is contained in:
Takashi Iwai 2025-08-29 16:43:15 +02:00
parent 18aec9ea32
commit e25667d3f3
2 changed files with 2 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sound/pci/lola/lola.c
View File

@ -74,7 +74,6 @@ static int corb_send_verb(struct lola *chip, unsigned int nid,
unsigned int verb, unsigned int data,
unsigned int extdata)
{
unsigned long flags;
int ret = -EIO;
chip->last_cmd_nid = nid;
@ -83,7 +82,7 @@ static int corb_send_verb(struct lola *chip, unsigned int nid,
chip->last_extdata = extdata;
data |= (nid << 20) | (verb << 8);
spin_lock_irqsave(&chip->reg_lock, flags);
guard(spinlock_irqsave)(&chip->reg_lock);
if (chip->rirb.cmds < LOLA_CORB_ENTRIES - 1) {
unsigned int wp = chip->corb.wp + 1;
wp %= LOLA_CORB_ENTRIES;
@ -95,7 +94,6 @@ static int corb_send_verb(struct lola *chip, unsigned int nid,
smp_wmb();
ret = 0;
}
spin_unlock_irqrestore(&chip->reg_lock, flags);
return ret;
}

3
sound/pci/lola/lola_pcm.c
View File

@ -523,7 +523,7 @@ static int lola_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
*/
sync_streams = (start && snd_pcm_stream_linked(substream));
tstamp = lola_get_tstamp(chip, !sync_streams);
spin_lock(&chip->reg_lock);
guard(spinlock)(&chip->reg_lock);
snd_pcm_group_for_each_entry(s, substream) {
if (s->pcm->card != substream->pcm->card)
continue;
@ -536,7 +536,6 @@ static int lola_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
str->paused = !start;
snd_pcm_trigger_done(s, substream);
}
spin_unlock(&chip->reg_lock);
return 0;
}