diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-empress.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-empress.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c index f521603482c..34ca874dd7f 100644 --- a/drivers/media/video/saa7134/saa7134-empress.c +++ b/drivers/media/video/saa7134/saa7134-empress.c @@ -20,7 +20,6 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/module.h> -#include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/slab.h> #include <linux/delay.h> @@ -77,17 +76,14 @@ static int ts_init_encoder(struct saa7134_dev* dev) static int ts_open(struct inode *inode, struct file *file) { int minor = iminor(inode); - struct saa7134_dev *h,*dev = NULL; - struct list_head *list; + struct saa7134_dev *dev; int err; - list_for_each(list,&saa7134_devlist) { - h = list_entry(list, struct saa7134_dev, devlist); - if (h->empress_dev && h->empress_dev->minor == minor) - dev = h; - } - if (NULL == dev) - return -ENODEV; + list_for_each_entry(dev, &saa7134_devlist, devlist) + if (dev->empress_dev && dev->empress_dev->minor == minor) + goto found; + return -ENODEV; + found: dprintk("open minor=%d\n",minor); err = -EBUSY; @@ -96,6 +92,10 @@ static int ts_open(struct inode *inode, struct file *file) if (dev->empress_users) goto done_up; + /* Unmute audio */ + saa_writeb(SAA7134_AUDIO_MUTE_CTRL, + saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6)); + dev->empress_users++; file->private_data = dev; err = 0; @@ -121,6 +121,10 @@ static int ts_release(struct inode *inode, struct file *file) /* stop the encoder */ ts_reset_encoder(dev); + /* Mute audio */ + saa_writeb(SAA7134_AUDIO_MUTE_CTRL, + saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6)); + mutex_unlock(&dev->empress_tsq.lock); return 0; } @@ -393,7 +397,7 @@ static int empress_init(struct saa7134_dev *dev) printk(KERN_INFO "%s: registered device video%d [mpeg]\n", dev->name,dev->empress_dev->minor & 0x1f); - videobuf_queue_init(&dev->empress_tsq, &saa7134_ts_qops, + videobuf_queue_pci_init(&dev->empress_tsq, &saa7134_ts_qops, dev->pci, &dev->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_ALTERNATE, |