diff options
Diffstat (limited to 'drivers/media/dvb/frontends/tda10021.c')
| -rw-r--r-- | drivers/media/dvb/frontends/tda10021.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c index 21255cac9793..9cbd164aa281 100644 --- a/drivers/media/dvb/frontends/tda10021.c +++ b/drivers/media/dvb/frontends/tda10021.c @@ -21,7 +21,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/config.h> #include <linux/delay.h> #include <linux/errno.h> #include <linux/init.h> @@ -36,7 +35,6 @@ struct tda10021_state { struct i2c_adapter* i2c; - struct dvb_frontend_ops ops; /* configuration settings */ const struct tda10021_config* config; struct dvb_frontend frontend; @@ -90,6 +88,14 @@ 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 +231,6 @@ 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 +258,10 @@ 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 +376,18 @@ 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; @@ -407,7 +419,6 @@ struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, /* setup the state */ state->config = config; state->i2c = i2c; - memcpy(&state->ops, &tda10021_ops, sizeof(struct dvb_frontend_ops)); state->pwm = pwm; state->reg0 = tda10021_inittab[0]; @@ -415,7 +426,7 @@ struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, if ((tda10021_readreg(state, 0x1a) & 0xf0) != 0x70) goto error; /* create dvb_frontend */ - state->frontend.ops = &state->ops; + memcpy(&state->frontend.ops, &tda10021_ops, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; @@ -448,6 +459,7 @@ 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, |