diff options
Diffstat (limited to 'sound/pci/ac97/ac97_pcm.c')
| -rw-r--r-- | sound/pci/ac97/ac97_pcm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/pci/ac97/ac97_pcm.c b/sound/pci/ac97/ac97_pcm.c index c3e590bf7a02..512a3583b0ce 100644 --- a/sound/pci/ac97/ac97_pcm.c +++ b/sound/pci/ac97/ac97_pcm.c @@ -27,6 +27,8 @@ #include <linux/delay.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/mutex.h> + #include <sound/core.h> #include <sound/pcm.h> #include <sound/control.h> @@ -206,7 +208,7 @@ static int set_spdif_rate(struct snd_ac97 *ac97, unsigned short rate) mask = AC97_SC_SPSR_MASK; } - down(&ac97->reg_mutex); + mutex_lock(&ac97->reg_mutex); old = snd_ac97_read(ac97, reg) & mask; if (old != bits) { snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); @@ -231,7 +233,7 @@ static int set_spdif_rate(struct snd_ac97 *ac97, unsigned short rate) ac97->spdif_status = sbits; } snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); - up(&ac97->reg_mutex); + mutex_unlock(&ac97->reg_mutex); return 0; } |