diff options
Diffstat (limited to 'linux/drivers/media/video/cx23885/cx23885-cards.c')
| -rw-r--r-- | linux/drivers/media/video/cx23885/cx23885-cards.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/linux/drivers/media/video/cx23885/cx23885-cards.c b/linux/drivers/media/video/cx23885/cx23885-cards.c index 36d9b6a4a..8df5e27ed 100644 --- a/linux/drivers/media/video/cx23885/cx23885-cards.c +++ b/linux/drivers/media/video/cx23885/cx23885-cards.c @@ -245,6 +245,34 @@ static void hauppauge_eeprom(struct cx23885_dev *dev, u8 *eeprom_data) dev->name, tv.model); } +/* Tuner callback function for cx23885 boards. Currently only needed + * for HVR1500Q, which has an xc5000 tuner. + */ +int cx23885_tuner_callback(void *priv, int command, int arg) +{ + struct cx23885_i2c *bus = priv; + struct cx23885_dev *dev = bus->dev; + + switch(dev->board) { + case CX23885_BOARD_HAUPPAUGE_HVR1500Q: + if(command == 0) { /* Tuner Reset Command from xc5000 */ + /* Drive the tuner into reset and out */ + cx_clear(GP0_IO, 0x00000004); + mdelay(200); + cx_set(GP0_IO, 0x00000004); + return 0; + } + else { + printk(KERN_ERR + "%s(): Unknow command.\n", __FUNCTION__); + return -EINVAL; + } + break; + } + + return 0; /* Should never be here */ +} + void cx23885_gpio_setup(struct cx23885_dev *dev) { switch(dev->board) { |