diff options
Diffstat (limited to 'sound/pci/ice1712/ice1724.c')
| -rw-r--r-- | sound/pci/ice1712/ice1724.c | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c index 71f08c03601..fce616c2761 100644 --- a/sound/pci/ice1712/ice1724.c +++ b/sound/pci/ice1712/ice1724.c @@ -30,6 +30,7 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/moduleparam.h> +#include <linux/mutex.h> #include <sound/core.h> #include <sound/info.h> #include <sound/mpu401.h> @@ -487,7 +488,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream, int i, chs; chs = params_channels(hw_params); - down(&ice->open_mutex); + mutex_lock(&ice->open_mutex); /* mark surround channels */ if (substream == ice->playback_pro_substream) { /* PDMA0 can be multi-channel up to 8 */ @@ -495,7 +496,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream, for (i = 0; i < chs; i++) { if (ice->pcm_reserved[i] && ice->pcm_reserved[i] != substream) { - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); return -EBUSY; } ice->pcm_reserved[i] = substream; @@ -510,7 +511,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream, if (ice->playback_con_substream_ds[i] == substream) { if (ice->pcm_reserved[i] && ice->pcm_reserved[i] != substream) { - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); return -EBUSY; } ice->pcm_reserved[i] = substream; @@ -518,7 +519,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream, } } } - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0); return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); } @@ -528,12 +529,12 @@ static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream) struct snd_ice1712 *ice = snd_pcm_substream_chip(substream); int i; - down(&ice->open_mutex); + mutex_lock(&ice->open_mutex); /* unmark surround channels */ for (i = 0; i < 3; i++) if (ice->pcm_reserved[i] == substream) ice->pcm_reserved[i] = NULL; - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); return snd_pcm_lib_free_pages(substream); } @@ -778,7 +779,7 @@ static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream) snd_pcm_set_sync(substream); snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); set_rate_constraints(ice, substream); - down(&ice->open_mutex); + mutex_lock(&ice->open_mutex); /* calculate the currently available channels */ for (chs = 0; chs < 3; chs++) { if (ice->pcm_reserved[chs]) @@ -788,7 +789,7 @@ static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream) runtime->hw.channels_max = chs; if (chs > 2) /* channels must be even */ snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2); - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, VT1724_BUFFER_ALIGN); snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, @@ -1128,13 +1129,13 @@ static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream) struct snd_ice1712 *ice = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; - down(&ice->open_mutex); + mutex_lock(&ice->open_mutex); /* already used by PDMA0? */ if (ice->pcm_reserved[substream->number]) { - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); return -EBUSY; /* FIXME: should handle blocking mode properly */ } - up(&ice->open_mutex); + mutex_unlock(&ice->open_mutex); runtime->private_data = &vt1724_playback_dma_regs[substream->number]; ice->playback_con_substream_ds[substream->number] = substream; runtime->hw = snd_vt1724_2ch_stereo; @@ -1978,12 +1979,12 @@ unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice, { unsigned char val; - down(&ice->i2c_mutex); + mutex_lock(&ice->i2c_mutex); outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR)); outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR)); wait_i2c_busy(ice); val = inb(ICEREG1724(ice, I2C_DATA)); - up(&ice->i2c_mutex); + mutex_unlock(&ice->i2c_mutex); //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val); return val; } @@ -1991,14 +1992,14 @@ unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice, void snd_vt1724_write_i2c(struct snd_ice1712 *ice, unsigned char dev, unsigned char addr, unsigned char data) { - down(&ice->i2c_mutex); + mutex_lock(&ice->i2c_mutex); wait_i2c_busy(ice); //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data); outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR)); outb(data, ICEREG1724(ice, I2C_DATA)); outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR)); wait_i2c_busy(ice); - up(&ice->i2c_mutex); + mutex_unlock(&ice->i2c_mutex); } static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice, @@ -2229,9 +2230,9 @@ static int __devinit snd_vt1724_create(struct snd_card *card, } ice->vt1724 = 1; spin_lock_init(&ice->reg_lock); - init_MUTEX(&ice->gpio_mutex); - init_MUTEX(&ice->open_mutex); - init_MUTEX(&ice->i2c_mutex); + mutex_init(&ice->gpio_mutex); + mutex_init(&ice->open_mutex); + mutex_init(&ice->i2c_mutex); ice->gpio.set_mask = snd_vt1724_set_gpio_mask; ice->gpio.set_dir = snd_vt1724_set_gpio_dir; ice->gpio.set_data = snd_vt1724_set_gpio_data; |