diff options
| author | Michael Krufky <mkrufky@linuxtv.org> | 2008-04-22 14:45:53 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 14:07:50 -0300 |
| commit | 6f4a57292f4f0a0fef5e4e39cb394fedcf2acf9f (patch) | |
| tree | 7808cee65ac46fed106b3078213ca422cbe2cee7 /drivers/media/video/tuner-simple.c | |
| parent | 22ef8fc945b28398d93a5d362e54915b66eba23f (diff) | |
V4L/DVB (7351): tuner-simple: add init and sleep methods
taken from dvb-pll
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
| -rw-r--r-- | drivers/media/video/tuner-simple.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 3ec76391a60d..3a27d4a8ce38 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -810,6 +810,52 @@ fail: return ret; } +static int simple_init(struct dvb_frontend *fe) +{ + struct tuner_simple_priv *priv = fe->tuner_priv; + + if (priv->i2c_props.adap == NULL) + return -EINVAL; + + if (priv->tun->initdata) { + int ret; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + ret = tuner_i2c_xfer_send(&priv->i2c_props, + priv->tun->initdata + 1, + priv->tun->initdata[0]); + if (ret != priv->tun->initdata[0]) + return ret; + } + + return 0; +} + +static int simple_sleep(struct dvb_frontend *fe) +{ + struct tuner_simple_priv *priv = fe->tuner_priv; + + if (priv->i2c_props.adap == NULL) + return -EINVAL; + + if (priv->tun->sleepdata) { + int ret; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + ret = tuner_i2c_xfer_send(&priv->i2c_props, + priv->tun->sleepdata + 1, + priv->tun->sleepdata[0]); + if (ret != priv->tun->sleepdata[0]) + return ret; + } + + return 0; +} + static int simple_release(struct dvb_frontend *fe) { struct tuner_simple_priv *priv = fe->tuner_priv; @@ -841,6 +887,8 @@ static int simple_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) } static struct dvb_tuner_ops simple_tuner_ops = { + .init = simple_init, + .sleep = simple_sleep, .set_analog_params = simple_set_params, .set_params = simple_dvb_set_params, .calc_regs = simple_dvb_calc_regs, |