*
*/
-#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
static int snd_tea575x_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long data)
{
- struct video_device *dev = video_devdata(file);
- struct snd_tea575x *tea = video_get_drvdata(dev);
+ struct snd_tea575x *tea = video_drvdata(file);
void __user *arg = (void __user *)data;
switch(cmd) {
struct video_audio v;
if(copy_from_user(&v, arg, sizeof(v)))
return -EFAULT;
+ if (tea->ops->mute)
+ tea->ops->mute(tea,
+ (v.flags &
+ VIDEO_AUDIO_MUTE) ? 1 : 0);
if(v.audio)
return -EINVAL;
return 0;
{
}
+static int snd_tea575x_exclusive_open(struct inode *inode, struct file *file)
+{
+ struct snd_tea575x *tea = video_drvdata(file);
+
+ return test_and_set_bit(0, &tea->in_use) ? -EBUSY : 0;
+}
+
+static int snd_tea575x_exclusive_release(struct inode *inode, struct file *file)
+{
+ struct snd_tea575x *tea = video_drvdata(file);
+
+ clear_bit(0, &tea->in_use);
+ return 0;
+}
+
/*
* initialize all the tea575x chips
*/
}
memset(&tea->vd, 0, sizeof(tea->vd));
- tea->vd.owner = tea->card->module;
strcpy(tea->vd.name, tea->tea5759 ? "TEA5759 radio" : "TEA5757 radio");
- tea->vd.type = VID_TYPE_TUNER;
- tea->vd.hardware = VID_HARDWARE_RTRACK; /* FIXME: assign new number */
tea->vd.release = snd_tea575x_release;
video_set_drvdata(&tea->vd, tea);
tea->vd.fops = &tea->fops;
+ tea->in_use = 0;
tea->fops.owner = tea->card->module;
- tea->fops.open = video_exclusive_open;
- tea->fops.release = video_exclusive_release;
+ tea->fops.open = snd_tea575x_exclusive_open;
+ tea->fops.release = snd_tea575x_exclusive_release;
tea->fops.ioctl = snd_tea575x_ioctl;
if (video_register_device(&tea->vd, VFL_TYPE_RADIO, tea->dev_nr - 1) < 0) {
snd_printk(KERN_ERR "unable to register tea575x tuner\n");
tea->freq = 90500 * 16; /* 90.5Mhz default */
snd_tea575x_set_freq(tea);
+
+ /* mute on init */
+ if (tea->ops->mute)
+ tea->ops->mute(tea, 1);
}
void snd_tea575x_exit(struct snd_tea575x *tea)