X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fdvb%2Ffrontends%2Ftda10021.c;h=dca89171be1fe232239cd5a143b8b4c855054fa6;hb=refs%2Fheads%2Fvserver;hp=21255cac9793e89b07a3627a076120364cb83163;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c index 21255cac9..dca89171b 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 #include #include #include @@ -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; @@ -74,7 +72,7 @@ static u8 tda10021_inittab[0x40]= 0x04, 0x2d, 0x2f, 0xff, 0x00, 0x00, 0x00, 0x00, }; -static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data) +static int _tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data) { u8 buf[] = { reg, data }; struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 }; @@ -143,8 +141,8 @@ static int tda10021_setup_reg0 (struct tda10021_state* state, u8 reg0, else if (INVERSION_OFF == inversion) DISABLE_INVERSION(reg0); - tda10021_writereg (state, 0x00, reg0 & 0xfe); - tda10021_writereg (state, 0x00, reg0 | 0x01); + _tda10021_writereg (state, 0x00, reg0 & 0xfe); + _tda10021_writereg (state, 0x00, reg0 | 0x01); state->reg0 = reg0; return 0; @@ -192,17 +190,27 @@ static int tda10021_set_symbolrate (struct tda10021_state* state, u32 symbolrate NDEC = (NDEC << 6) | tda10021_inittab[0x03]; - tda10021_writereg (state, 0x03, NDEC); - tda10021_writereg (state, 0x0a, BDR&0xff); - tda10021_writereg (state, 0x0b, (BDR>> 8)&0xff); - tda10021_writereg (state, 0x0c, (BDR>>16)&0x3f); + _tda10021_writereg (state, 0x03, NDEC); + _tda10021_writereg (state, 0x0a, BDR&0xff); + _tda10021_writereg (state, 0x0b, (BDR>> 8)&0xff); + _tda10021_writereg (state, 0x0c, (BDR>>16)&0x3f); - tda10021_writereg (state, 0x0d, BDRI); - tda10021_writereg (state, 0x0e, SFIL); + _tda10021_writereg (state, 0x0d, BDRI); + _tda10021_writereg (state, 0x0e, SFIL); return 0; } +int tda10021_write(struct dvb_frontend* fe, u8 *buf, int len) +{ + struct tda10021_state* state = fe->demodulator_priv; + + if (len != 2) + return -EINVAL; + + return _tda10021_writereg(state, buf[0], buf[1]); +} + static int tda10021_init (struct dvb_frontend *fe) { struct tda10021_state* state = fe->demodulator_priv; @@ -210,12 +218,12 @@ static int tda10021_init (struct dvb_frontend *fe) dprintk("DVB: TDA10021(%d): init chip\n", fe->adapter->num); - //tda10021_writereg (fe, 0, 0); + //_tda10021_writereg (fe, 0, 0); for (i=0; ipwm); + _tda10021_writereg (state, 0x34, state->pwm); //Comment by markus //0x2A[3-0] == PDIV -> P multiplaying factor (P=PDIV+1)(default 0) @@ -224,14 +232,7 @@ static int tda10021_init (struct dvb_frontend *fe) //0x2A[6] == POLAXIN -> Polarity of the input reference clock (default 0) //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); - } - + _tda10021_writereg(state, 0x2a, tda10021_inittab[0x2a] & 0xef); return 0; } @@ -259,17 +260,18 @@ 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); + _tda10021_writereg (state, 0x34, state->pwm); - tda10021_writereg (state, 0x01, reg0x01[qam]); - tda10021_writereg (state, 0x05, reg0x05[qam]); - tda10021_writereg (state, 0x08, reg0x08[qam]); - tda10021_writereg (state, 0x09, reg0x09[qam]); + _tda10021_writereg (state, 0x01, reg0x01[qam]); + _tda10021_writereg (state, 0x05, reg0x05[qam]); + _tda10021_writereg (state, 0x08, reg0x08[qam]); + _tda10021_writereg (state, 0x09, reg0x09[qam]); tda10021_setup_reg0 (state, reg0x00[qam], p->inversion); @@ -342,8 +344,8 @@ static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) *ucblocks = 0xffffffff; /* reset uncorrected block counter */ - tda10021_writereg (state, 0x10, tda10021_inittab[0x10] & 0xdf); - tda10021_writereg (state, 0x10, tda10021_inittab[0x10]); + _tda10021_writereg (state, 0x10, tda10021_inittab[0x10] & 0xdf); + _tda10021_writereg (state, 0x10, tda10021_inittab[0x10]); return 0; } @@ -376,12 +378,24 @@ 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; - tda10021_writereg (state, 0x1b, 0x02); /* pdown ADC */ - tda10021_writereg (state, 0x00, 0x80); /* standby */ + _tda10021_writereg (state, 0x1b, 0x02); /* pdown ADC */ + _tda10021_writereg (state, 0x00, 0x80); /* standby */ return 0; } @@ -407,7 +421,6 @@ 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 +428,7 @@ 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 +461,8 @@ static struct dvb_frontend_ops tda10021_ops = { .init = tda10021_init, .sleep = tda10021_sleep, + .write = tda10021_write, + .i2c_gate_ctrl = tda10021_i2c_gate_ctrl, .set_frontend = tda10021_set_parameters, .get_frontend = tda10021_get_frontend,