diff options
Diffstat (limited to 'sound/pci/ens1370.c')
| -rw-r--r-- | sound/pci/ens1370.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c index bee3829..a5533c8 100644 --- a/sound/pci/ens1370.c +++ b/sound/pci/ens1370.c @@ -35,6 +35,8 @@ #include <linux/slab.h> #include <linux/gameport.h> #include <linux/moduleparam.h> +#include <linux/mutex.h> + #include <sound/core.h> #include <sound/control.h> #include <sound/pcm.h> @@ -379,7 +381,7 @@ MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force)."); struct ensoniq { spinlock_t reg_lock; - struct semaphore src_mutex; + struct mutex src_mutex; int irq; @@ -609,7 +611,7 @@ static void snd_es1371_codec_write(struct snd_ac97 *ac97, struct ensoniq *ensoniq = ac97->private_data; unsigned int t, x; - down(&ensoniq->src_mutex); + mutex_lock(&ensoniq->src_mutex); for (t = 0; t < POLL_COUNT; t++) { if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) { /* save the current state for latter */ @@ -634,11 +636,11 @@ static void snd_es1371_codec_write(struct snd_ac97 *ac97, /* restore SRC reg */ snd_es1371_wait_src_ready(ensoniq); outl(x, ES_REG(ensoniq, 1371_SMPRATE)); - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); return; } } - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC))); } @@ -650,7 +652,7 @@ static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97, unsigned int t, x, fail = 0; __again: - down(&ensoniq->src_mutex); + mutex_lock(&ensoniq->src_mutex); for (t = 0; t < POLL_COUNT; t++) { if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) { /* save the current state for latter */ @@ -683,11 +685,11 @@ static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97, /* now wait for the stinkin' data (RDY) */ for (t = 0; t < POLL_COUNT; t++) { if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) { - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); return ES_1371_CODEC_READ(x); } } - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); if (++fail > 10) { snd_printk(KERN_ERR "codec read timeout (final) " "at 0x%lx, reg = 0x%x [0x%x]\n", @@ -698,7 +700,7 @@ static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97, goto __again; } } - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC))); return 0; @@ -717,7 +719,7 @@ static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate) { unsigned int n, truncm, freq, result; - down(&ensoniq->src_mutex); + mutex_lock(&ensoniq->src_mutex); n = rate / 3000; if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9))) n--; @@ -742,14 +744,14 @@ static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate) snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff); snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8); snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8); - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); } static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate) { unsigned int freq, r; - down(&ensoniq->src_mutex); + mutex_lock(&ensoniq->src_mutex); freq = ((rate << 15) + 1500) / 3000; r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1)) | @@ -763,14 +765,14 @@ static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate) r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1)); outl(r, ES_REG(ensoniq, 1371_SMPRATE)); - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); } static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate) { unsigned int freq, r; - down(&ensoniq->src_mutex); + mutex_lock(&ensoniq->src_mutex); freq = ((rate << 15) + 1500) / 3000; r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1)) | @@ -785,7 +787,7 @@ static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate) r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1)); outl(r, ES_REG(ensoniq, 1371_SMPRATE)); - up(&ensoniq->src_mutex); + mutex_unlock(&ensoniq->src_mutex); } #endif /* CHIP1371 */ @@ -2123,7 +2125,7 @@ static int __devinit snd_ensoniq_create(struct snd_card *card, return -ENOMEM; } spin_lock_init(&ensoniq->reg_lock); - init_MUTEX(&ensoniq->src_mutex); + mutex_init(&ensoniq->src_mutex); ensoniq->card = card; ensoniq->pci = pci; ensoniq->irq = -1; |
