[ALSA] semaphore -> mutex (PCI part)

[mv-sheeva.git] / sound / pci / ice1712 / ice1724.c

diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 71f08c036019851c1d4d61b7165dc8425da02fff..fce616c2761f2a97ae4c9d425e03ca3c6a04b07a 100644 (file)
--- 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;