diff options
| author | Steven Toth <stoth@hauppauge.com> | 2008-01-05 19:55:45 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 21:05:06 (GMT) |
| commit | 8c70017f5793e68ea48085a65008d713c9a85dde (patch) | |
| tree | c8092f3425d9dbe1be78a19389ebd5e3fac6d6ac /drivers/media/video/cx23885/cx23885-cards.c | |
| parent | 60464da8b1ed8d7c19563f58cadb0ca990448a36 (diff) | |
| download | linux-fsl-qoriq-8c70017f5793e68ea48085a65008d713c9a85dde.tar.xz | |
V4L/DVB (7044): XC5000: Fix support for HVR1500Q broken by patch 1
From Zhang: This patch fixes support for the HVR1500Q which was broken
when the xc5000 analog patch was added.
Patch committed as-is, cleanups to follows .... Steve
Signed-off-by: Chaogui Zhang <czhang1974@gmail.com>
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-cards.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-cards.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c index c2d5a4d..ee3f1b0 100644 --- a/drivers/media/video/cx23885/cx23885-cards.c +++ b/drivers/media/video/cx23885/cx23885-cards.c @@ -244,6 +244,34 @@ 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 *i2c_bus, int command, int arg) +{ + struct cx23885_i2c *bus = i2c_bus; + 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 */ +} +EXPORT_SYMBOL(cx23885_tuner_callback); void cx23885_gpio_setup(struct cx23885_dev *dev) { switch(dev->board) { |