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| author |   Steven Toth <stoth@hauppauge.com> | 2008-01-13 23:44:47 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 14:09:50 -0300 |
| commit | a589b66546d3d81e28dd95d3463c9e9da3d68728 (patch) | |
| tree | 4998829e5a63b26a2ef6c63d43638c7406f2bd26 /drivers/media/video/cx23885/cx23885-i2c.c | |
| parent | V4L/DVB (7725): cx23885: Add generic cx23417 hardware encoder support (diff) | |
| download | linux-dev-a589b66546d3d81e28dd95d3463c9e9da3d68728.tar.xz linux-dev-a589b66546d3d81e28dd95d3463c9e9da3d68728.zip | |
V4L/DVB (7726): cx23885: Enable cx23417 support on the HVR1800
cx23885: Enable cx23417 support on the HVR1800
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-i2c.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-i2c.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c index 3928945df5f5..c6bb0a05bc1c 100644 --- a/drivers/media/video/cx23885/cx23885-i2c.c +++ b/drivers/media/video/cx23885/cx23885-i2c.c @@ -423,6 +423,29 @@ int cx23885_i2c_unregister(struct cx23885_i2c *bus) return 0; } +void cx23885_av_clk(struct cx23885_dev *dev, int enable) +{ + /* write 0 to bus 2 addr 0x144 via i2x_xfer() */ + char buffer[3]; + struct i2c_msg msg; + dprintk(1, "%s(enabled = %d)\n", __func__, enable); + + /* Register 0x144 */ + buffer[0] = 0x01; + buffer[1] = 0x44; + if (enable == 1) + buffer[2] = 0x05; + else + buffer[2] = 0x00; + + msg.addr = 0x44; + msg.flags = I2C_M_TEN; + msg.len = 3; + msg.buf = buffer; + + i2c_xfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); +} + /* ----------------------------------------------------------------------- */ /* |