diff options
| -rw-r--r-- | include/sound/tea575x-tuner.h | 1 | ||||
| -rw-r--r-- | sound/i2c/other/tea575x-tuner.c | 8 | ||||
| -rw-r--r-- | sound/pci/fm801.c | 22 |
3 files changed, 31 insertions, 0 deletions
diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h index e8eeb3a1ed2..b62ce3e077f 100644 --- a/include/sound/tea575x-tuner.h +++ b/include/sound/tea575x-tuner.h @@ -30,6 +30,7 @@ struct snd_tea575x; struct snd_tea575x_ops { void (*write)(struct snd_tea575x *tea, unsigned int val); unsigned int (*read)(struct snd_tea575x *tea); + void (*mute)(struct snd_tea575x *tea, unsigned int mute); }; struct snd_tea575x { diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c index 28a4af782f5..87e3aefeddc 100644 --- a/sound/i2c/other/tea575x-tuner.c +++ b/sound/i2c/other/tea575x-tuner.c @@ -158,6 +158,10 @@ static int snd_tea575x_ioctl(struct inode *inode, struct file *file, 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; @@ -205,6 +209,10 @@ void snd_tea575x_init(struct snd_tea575x *tea) 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) diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c index 25c1087d2c0..4c300e6149f 100644 --- a/sound/pci/fm801.c +++ b/sound/pci/fm801.c @@ -978,6 +978,27 @@ static unsigned int snd_fm801_tea575x_64pcr_read(struct snd_tea575x *tea) return val; } +static void snd_fm801_tea575x_64pcr_mute(struct snd_tea575x *tea, + unsigned int mute) +{ + struct fm801 *chip = tea->private_data; + unsigned short reg; + + spin_lock_irq(&chip->reg_lock); + + reg = inw(FM801_REG(chip, GPIO_CTRL)); + if (mute) + /* 0xf800 (mute) */ + reg &= ~FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE); + else + /* 0xf802 (unmute) */ + reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + + spin_unlock_irq(&chip->reg_lock); +} + static struct snd_tea575x_ops snd_fm801_tea_ops[3] = { { /* 1 = MediaForte 256-PCS */ @@ -993,6 +1014,7 @@ static struct snd_tea575x_ops snd_fm801_tea_ops[3] = { /* 3 = MediaForte 64-PCR */ .write = snd_fm801_tea575x_64pcr_write, .read = snd_fm801_tea575x_64pcr_read, + .mute = snd_fm801_tea575x_64pcr_mute, } }; #endif |