fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / sound / oss / hal2.c

diff --git a/sound/oss/hal2.c b/sound/oss/hal2.c
index afe97c4..d18286c 100644 (file)
--- a/sound/oss/hal2.c
+++ b/sound/oss/hal2.c
@@ -32,6 +32,8 @@
 #include <linux/dma-mapping.h>
 #include <linux/sound.h>
 #include <linux/soundcard.h>
+#include <linux/mutex.h>
+
 
 #include <asm/io.h>
 #include <asm/sgi/hpc3.h>
@@ -92,7 +94,7 @@ struct hal2_codec {
 
        wait_queue_head_t dma_wait;
        spinlock_t lock;
-       struct semaphore sem;
+       struct mutex sem;
 
        int usecount;                   /* recording and playback are
                                         * independent */
@@ -368,9 +370,9 @@ static void hal2_adc_interrupt(struct hal2_codec *adc)
        wake_up(&adc->dma_wait);
 }
 
-static irqreturn_t hal2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hal2_interrupt(int irq, void *dev_id)
 {
-       struct hal2_card *hal2 = (struct hal2_card*)dev_id;
+       struct hal2_card *hal2 = dev_id;
        irqreturn_t ret = IRQ_NONE;
 
        /* decide what caused this interrupt */
@@ -1178,7 +1180,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
 
        if (!count)
                return 0;
-       if (down_interruptible(&adc->sem))
+       if (mutex_lock_interruptible(&adc->sem))
                return -EINTR;
        if (file->f_flags & O_NONBLOCK) {
                err = hal2_get_buffer(hal2, buffer, count);
@@ -1217,7 +1219,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
                        }
                } while (count > 0 && err >= 0);
        }
-       up(&adc->sem);
+       mutex_unlock(&adc->sem);
 
        return err;
 }
@@ -1232,7 +1234,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
 
        if (!count)
                return 0;
-       if (down_interruptible(&dac->sem))
+       if (mutex_lock_interruptible(&dac->sem))
                return -EINTR;
        if (file->f_flags & O_NONBLOCK) {
                err = hal2_add_buffer(hal2, buf, count);
@@ -1271,7 +1273,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
                        }
                } while (count > 0 && err >= 0);
        }
-       up(&dac->sem);
+       mutex_unlock(&dac->sem);
 
        return err;
 }
@@ -1356,20 +1358,20 @@ static int hal2_release(struct inode *inode, struct file *file)
        if (file->f_mode & FMODE_READ) {
                struct hal2_codec *adc = &hal2->adc;
 
-               down(&adc->sem);
+               mutex_lock(&adc->sem);
                hal2_stop_adc(hal2);
                hal2_free_adc_dmabuf(adc);
                adc->usecount--;
-               up(&adc->sem);
+               mutex_unlock(&adc->sem);
        }
        if (file->f_mode & FMODE_WRITE) {
                struct hal2_codec *dac = &hal2->dac;
 
-               down(&dac->sem);
+               mutex_lock(&dac->sem);
                hal2_sync_dac(hal2);
                hal2_free_dac_dmabuf(dac);
                dac->usecount--;
-               up(&dac->sem);
+               mutex_unlock(&dac->sem);
        }
 
        return 0;
@@ -1400,7 +1402,7 @@ static void hal2_init_codec(struct hal2_codec *codec, struct hpc3_regs *hpc3,
        codec->pbus.pbusnr = index;
        codec->pbus.pbus = &hpc3->pbdma[index];
        init_waitqueue_head(&codec->dma_wait);
-       init_MUTEX(&codec->sem);
+       mutex_init(&codec->sem);
        spin_lock_init(&codec->lock);
 }
 
@@ -1433,7 +1435,7 @@ static int hal2_init_card(struct hal2_card **phal2, struct hpc3_regs *hpc3)
        int ret = 0;
        struct hal2_card *hal2;
 
-       hal2 = (struct hal2_card *) kmalloc(sizeof(struct hal2_card), GFP_KERNEL);
+       hal2 = kmalloc(sizeof(struct hal2_card), GFP_KERNEL);
        if (!hal2)
                return -ENOMEM;
        memset(hal2, 0, sizeof(struct hal2_card));
@@ -1477,7 +1479,7 @@ static int hal2_init_card(struct hal2_card **phal2, struct hpc3_regs *hpc3)
        hpc3->pbus_dmacfg[hal2->dac.pbus.pbusnr][0] = 0x8208844;
        hpc3->pbus_dmacfg[hal2->adc.pbus.pbusnr][0] = 0x8208844;
 
-       if (request_irq(SGI_HPCDMA_IRQ, hal2_interrupt, SA_SHIRQ,
+       if (request_irq(SGI_HPCDMA_IRQ, hal2_interrupt, IRQF_SHARED,
                        hal2str, hal2)) {
                printk(KERN_ERR "HAL2: Can't get irq %d\n", SGI_HPCDMA_IRQ);
                ret = -EAGAIN;