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path: root/drivers/media/video/saa7134/saa7134-oss.c
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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-oss.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-oss.c81
1 files changed, 48 insertions, 33 deletions
diff --git a/drivers/media/video/saa7134/saa7134-oss.c b/drivers/media/video/saa7134/saa7134-oss.c
index fd9ed11ab1e..5a579194e45 100644
--- a/drivers/media/video/saa7134/saa7134-oss.c
+++ b/drivers/media/video/saa7134/saa7134-oss.c
@@ -899,26 +899,26 @@ void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status)
spin_unlock(&dev->slock);
}
-int saa7134_dsp_create(struct saa7134_dev *dev)
+static int saa7134_dsp_create(struct saa7134_dev *dev)
{
int err;
- err = dev->dmasound.minor_dsp =
- register_sound_dsp(&saa7134_dsp_fops,
- dsp_nr[dev->nr]);
- if (err < 0) {
- goto fail;
- }
- printk(KERN_INFO "%s: registered device dsp%d\n",
- dev->name,dev->dmasound.minor_dsp >> 4);
-
- err = dev->dmasound.minor_mixer =
- register_sound_mixer(&saa7134_mixer_fops,
- mixer_nr[dev->nr]);
- if (err < 0)
- goto fail;
- printk(KERN_INFO "%s: registered device mixer%d\n",
- dev->name,dev->dmasound.minor_mixer >> 4);
+ err = dev->dmasound.minor_dsp =
+ register_sound_dsp(&saa7134_dsp_fops,
+ dsp_nr[dev->nr]);
+ if (err < 0) {
+ goto fail;
+ }
+ printk(KERN_INFO "%s: registered device dsp%d\n",
+ dev->name,dev->dmasound.minor_dsp >> 4);
+
+ err = dev->dmasound.minor_mixer =
+ register_sound_mixer(&saa7134_mixer_fops,
+ mixer_nr[dev->nr]);
+ if (err < 0)
+ goto fail;
+ printk(KERN_INFO "%s: registered device mixer%d\n",
+ dev->name,dev->dmasound.minor_mixer >> 4);
return 0;
@@ -929,6 +929,31 @@ fail:
}
+static int oss_device_init(struct saa7134_dev *dev)
+{
+ dev->dmasound.priv_data = dev;
+ saa7134_oss_init1(dev);
+ saa7134_dsp_create(dev);
+ return 1;
+}
+
+static int oss_device_exit(struct saa7134_dev *dev)
+{
+
+ unregister_sound_mixer(dev->dmasound.minor_mixer);
+ unregister_sound_dsp(dev->dmasound.minor_dsp);
+
+ saa7134_oss_fini(dev);
+
+ if (dev->pci->irq > 0) {
+ synchronize_irq(dev->pci->irq);
+ free_irq(dev->pci->irq,&dev->dmasound);
+ }
+
+ dev->dmasound.priv_data = NULL;
+ return 1;
+}
+
static int saa7134_oss_init(void)
{
struct saa7134_dev *dev = NULL;
@@ -939,9 +964,7 @@ static int saa7134_oss_init(void)
list_for_each(list,&saa7134_devlist) {
dev = list_entry(list, struct saa7134_dev, devlist);
if (dev->dmasound.priv_data == NULL) {
- dev->dmasound.priv_data = dev;
- saa7134_oss_init1(dev);
- saa7134_dsp_create(dev);
+ oss_device_init(dev);
} else {
printk(KERN_ERR "saa7134 OSS: DMA sound is being handled by ALSA, ignoring %s\n",dev->name);
return -EBUSY;
@@ -951,11 +974,14 @@ static int saa7134_oss_init(void)
if (dev == NULL)
printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n");
+ dmasound_init = oss_device_init;
+ dmasound_exit = oss_device_exit;
+
return 0;
}
-void saa7134_oss_exit(void)
+static void saa7134_oss_exit(void)
{
struct saa7134_dev *dev = NULL;
struct list_head *list;
@@ -967,18 +993,7 @@ void saa7134_oss_exit(void)
if (!dev->dmasound.minor_dsp)
continue;
- unregister_sound_mixer(dev->dmasound.minor_mixer);
- unregister_sound_dsp(dev->dmasound.minor_dsp);
-
- saa7134_oss_fini(dev);
-
- if (dev->pci->irq > 0) {
- synchronize_irq(dev->pci->irq);
- free_irq(dev->pci->irq,&dev->dmasound);
- }
-
- dev->dmasound.priv_data = NULL;
-
+ oss_device_exit(dev);
}
printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n");