diff options
Diffstat (limited to 'linux/drivers/media/video/saa7134/saa7134-oss.c')
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-oss.c | 126 |
1 files changed, 63 insertions, 63 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-oss.c b/linux/drivers/media/video/saa7134/saa7134-oss.c index 3efd192c3..b9d9d7406 100644 --- a/linux/drivers/media/video/saa7134/saa7134-oss.c +++ b/linux/drivers/media/video/saa7134/saa7134-oss.c @@ -1,5 +1,5 @@ /* - * $Id: saa7134-oss.c,v 1.22 2005/11/09 03:33:33 rmcc Exp $ + * $Id: saa7134-oss.c,v 1.23 2005/11/09 18:30:51 mchehab Exp $ * * device driver for philips saa7134 based TV cards * oss dsp interface @@ -783,36 +783,36 @@ struct file_operations saa7134_mixer_fops = { static irqreturn_t saa7134_oss_irq(int irq, void *dev_id, struct pt_regs *regs) { - struct saa7134_dmasound *dmasound = dev_id; - struct saa7134_dev *dev = dmasound->priv_data; - unsigned long report, status; - int loop, handled = 0; - - for (loop = 0; loop < 10; loop++) { - report = saa_readl(SAA7134_IRQ_REPORT); - status = saa_readl(SAA7134_IRQ_STATUS); - - if (report & SAA7134_IRQ_REPORT_DONE_RA3) { - handled = 1; - saa_writel(SAA7134_IRQ_REPORT,report); - saa7134_irq_oss_done(dev, status); - } else { - goto out; - } - } - - if (loop == 10) { - dprintk("error! looping IRQ!"); - } + struct saa7134_dmasound *dmasound = dev_id; + struct saa7134_dev *dev = dmasound->priv_data; + unsigned long report, status; + int loop, handled = 0; + + for (loop = 0; loop < 10; loop++) { + report = saa_readl(SAA7134_IRQ_REPORT); + status = saa_readl(SAA7134_IRQ_STATUS); + + if (report & SAA7134_IRQ_REPORT_DONE_RA3) { + handled = 1; + saa_writel(SAA7134_IRQ_REPORT,report); + saa7134_irq_oss_done(dev, status); + } else { + goto out; + } + } + + if (loop == 10) { + dprintk("error! looping IRQ!"); + } out: - return IRQ_RETVAL(handled); + return IRQ_RETVAL(handled); } int saa7134_oss_init1(struct saa7134_dev *dev) { - if ((request_irq(dev->pci->irq, saa7134_oss_irq, - SA_SHIRQ | SA_INTERRUPT, dev->name, + if ((request_irq(dev->pci->irq, saa7134_oss_irq, + SA_SHIRQ | SA_INTERRUPT, dev->name, (void*) &dev->dmasound)) < 0) return -1; @@ -904,27 +904,27 @@ 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; fail: - unregister_sound_dsp(dev->dmasound.minor_dsp); + unregister_sound_dsp(dev->dmasound.minor_dsp); return 0; @@ -932,44 +932,44 @@ fail: static int saa7134_oss_init(void) { - struct saa7134_dev *dev = NULL; - struct list_head *list; + struct saa7134_dev *dev = NULL; + struct list_head *list; - printk(KERN_INFO "saa7134 OSS driver for DMA sound loaded\n"); + printk(KERN_INFO "saa7134 OSS driver for DMA sound loaded\n"); - list_for_each(list,&saa7134_devlist) { - dev = list_entry(list, struct saa7134_dev, devlist); + 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); } else { - printk(KERN_ERR "saa7134 OSS: DMA sound is being handled by ALSA, ignoring %s\n",dev->name); + printk(KERN_ERR "saa7134 OSS: DMA sound is being handled by ALSA, ignoring %s\n",dev->name); return -EBUSY; } - } + } - if (dev == NULL) - printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n"); + if (dev == NULL) + printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n"); - return 0; + return 0; } void saa7134_oss_exit(void) { - struct saa7134_dev *dev = NULL; - struct list_head *list; + struct saa7134_dev *dev = NULL; + struct list_head *list; - list_for_each(list,&saa7134_devlist) { - dev = list_entry(list, struct saa7134_dev, devlist); + list_for_each(list,&saa7134_devlist) { + dev = list_entry(list, struct saa7134_dev, devlist); /* Device isn't registered by OSS, probably ALSA's */ - if (!dev->dmasound.minor_dsp) + if (!dev->dmasound.minor_dsp) continue; - unregister_sound_mixer(dev->dmasound.minor_mixer); - unregister_sound_dsp(dev->dmasound.minor_dsp); + unregister_sound_mixer(dev->dmasound.minor_mixer); + unregister_sound_dsp(dev->dmasound.minor_dsp); saa7134_oss_fini(dev); @@ -978,13 +978,13 @@ void saa7134_oss_exit(void) free_irq(dev->pci->irq,&dev->dmasound); } - dev->dmasound.priv_data = NULL; + dev->dmasound.priv_data = NULL; - } + } - printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n"); + printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n"); - return; + return; } module_init(saa7134_oss_init); |