diff options
Diffstat (limited to 'linux/drivers/media/dvb/frontends/tda10021.c')
| -rw-r--r-- | linux/drivers/media/dvb/frontends/tda10021.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/linux/drivers/media/dvb/frontends/tda10021.c b/linux/drivers/media/dvb/frontends/tda10021.c index 876519586..1950c72fd 100644 --- a/linux/drivers/media/dvb/frontends/tda10021.c +++ b/linux/drivers/media/dvb/frontends/tda10021.c @@ -90,6 +90,14 @@ static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data) return (ret != 1) ? -EREMOTEIO : 0; } +int tda10021_write_byte(struct dvb_frontend* fe, int reg, int data) +{ + struct tda10021_state* state = fe->demodulator_priv; + + return tda10021_writereg(state, reg, data); +} +EXPORT_SYMBOL(tda10021_write_byte); + static u8 tda10021_readreg (struct tda10021_state* state, u8 reg) { u8 b0 [] = { reg }; @@ -225,13 +233,6 @@ static int tda10021_init (struct dvb_frontend *fe) //Activate PLL tda10021_writereg(state, 0x2a, tda10021_inittab[0x2a] & 0xef); - - if (state->config->pll_init) { - lock_tuner(state); - state->config->pll_init(fe); - unlock_tuner(state); - } - return 0; } @@ -259,9 +260,10 @@ static int tda10021_set_parameters (struct dvb_frontend *fe, //printk("tda10021: set frequency to %d qam=%d symrate=%d\n", p->frequency,qam,p->u.qam.symbol_rate); - lock_tuner(state); - state->config->pll_set(fe, p); - unlock_tuner(state); + if (fe->ops->tuner_ops.set_params) { + fe->ops->tuner_ops.set_params(fe, p); + if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0); + } tda10021_set_symbolrate (state, p->u.qam.symbol_rate); tda10021_writereg (state, 0x34, state->pwm); @@ -376,6 +378,18 @@ static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_pa return 0; } +static int tda10021_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) +{ + struct tda10021_state* state = fe->demodulator_priv; + + if (enable) { + lock_tuner(state); + } else { + unlock_tuner(state); + } + return 0; +} + static int tda10021_sleep(struct dvb_frontend* fe) { struct tda10021_state* state = fe->demodulator_priv; @@ -448,6 +462,7 @@ static struct dvb_frontend_ops tda10021_ops = { .init = tda10021_init, .sleep = tda10021_sleep, + .i2c_gate_ctrl = tda10021_i2c_gate_ctrl, .set_frontend = tda10021_set_parameters, .get_frontend = tda10021_get_frontend, |