diff options
Diffstat (limited to 'sound/arm/pxa2xx-ac97.c')
| -rw-r--r-- | sound/arm/pxa2xx-ac97.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sound/arm/pxa2xx-ac97.c b/sound/arm/pxa2xx-ac97.c index 3acbc6023d19..599aff8290e8 100644 --- a/sound/arm/pxa2xx-ac97.c +++ b/sound/arm/pxa2xx-ac97.c @@ -25,7 +25,7 @@ #include <sound/initval.h> #include <asm/irq.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #include <asm/hardware.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/audio.h> @@ -33,7 +33,7 @@ #include "pxa2xx-pcm.h" -static DECLARE_MUTEX(car_mutex); +static DEFINE_MUTEX(car_mutex); static DECLARE_WAIT_QUEUE_HEAD(gsr_wq); static volatile long gsr_bits; @@ -52,7 +52,7 @@ static unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg unsigned short val = -1; volatile u32 *reg_addr; - down(&car_mutex); + mutex_lock(&car_mutex); /* set up primary or secondary codec space */ reg_addr = (ac97->num & 1) ? &SAC_REG_BASE : &PAC_REG_BASE; @@ -79,7 +79,7 @@ static unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg /* but we've just started another cycle... */ wait_event_timeout(gsr_wq, (GSR | gsr_bits) & GSR_SDONE, 1); -out: up(&car_mutex); +out: mutex_unlock(&car_mutex); return val; } @@ -87,7 +87,7 @@ static void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigne { volatile u32 *reg_addr; - down(&car_mutex); + mutex_lock(&car_mutex); /* set up primary or secondary codec space */ reg_addr = (ac97->num & 1) ? &SAC_REG_BASE : &PAC_REG_BASE; @@ -101,7 +101,7 @@ static void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigne printk(KERN_ERR "%s: write error (ac97_reg=%d GSR=%#lx)\n", __FUNCTION__, reg, GSR | gsr_bits); - up(&car_mutex); + mutex_unlock(&car_mutex); } static void pxa2xx_ac97_reset(struct snd_ac97 *ac97) |
