diff options
Diffstat (limited to 'drivers/media/dvb/frontends/s5h1420.c')
-rw-r--r-- | drivers/media/dvb/frontends/s5h1420.c | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/drivers/media/dvb/frontends/s5h1420.c b/drivers/media/dvb/frontends/s5h1420.c index d6947759692..2c2c344c4c6 100644 --- a/drivers/media/dvb/frontends/s5h1420.c +++ b/drivers/media/dvb/frontends/s5h1420.c @@ -38,7 +38,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. struct s5h1420_state { struct i2c_adapter* i2c; - struct dvb_frontend_ops ops; const struct s5h1420_config* config; struct dvb_frontend frontend; @@ -584,7 +583,6 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe, struct s5h1420_state* state = fe->demodulator_priv; int frequency_delta; struct dvb_frontend_tune_settings fesettings; - u32 tmp; /* check if we should do a fast-tune */ memcpy(&fesettings.parameters, p, sizeof(struct dvb_frontend_parameters)); @@ -596,10 +594,17 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe, (state->fec_inner == p->u.qpsk.fec_inner) && (state->symbol_rate == p->u.qpsk.symbol_rate)) { - if (state->config->pll_set) { - s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1); - state->config->pll_set(fe, p, &tmp); + 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); + } + if (fe->ops.tuner_ops.get_frequency) { + u32 tmp; + fe->ops.tuner_ops.get_frequency(fe, &tmp); + if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0); s5h1420_setfreqoffset(state, p->frequency - tmp); + } else { + s5h1420_setfreqoffset(state, 0); } return 0; } @@ -646,9 +651,9 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe, s5h1420_writereg(state, 0x05, s5h1420_readreg(state, 0x05) | 1); /* set tuner PLL */ - if (state->config->pll_set) { - s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1); - state->config->pll_set(fe, p, &tmp); + 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); s5h1420_setfreqoffset(state, 0); } @@ -708,6 +713,17 @@ static int s5h1420_get_tune_settings(struct dvb_frontend* fe, return 0; } +static int s5h1420_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) +{ + struct s5h1420_state* state = fe->demodulator_priv; + + if (enable) { + return s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1); + } else { + return s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) & 0xfe); + } +} + static int s5h1420_init (struct dvb_frontend* fe) { struct s5h1420_state* state = fe->demodulator_priv; @@ -717,13 +733,6 @@ static int s5h1420_init (struct dvb_frontend* fe) msleep(10); s5h1420_reset(state); - /* init PLL */ - if (state->config->pll_init) { - s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1); - state->config->pll_init(fe); - s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) & 0xfe); - } - return 0; } @@ -756,7 +765,6 @@ struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config, /* setup the state */ state->config = config; state->i2c = i2c; - memcpy(&state->ops, &s5h1420_ops, sizeof(struct dvb_frontend_ops)); state->postlocked = 0; state->fclk = 88000000; state->tunedfreq = 0; @@ -769,7 +777,7 @@ struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config, goto error; /* create dvb_frontend */ - state->frontend.ops = &state->ops; + memcpy(&state->frontend.ops, &s5h1420_ops, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; @@ -800,6 +808,7 @@ static struct dvb_frontend_ops s5h1420_ops = { .init = s5h1420_init, .sleep = s5h1420_sleep, + .i2c_gate_ctrl = s5h1420_i2c_gate_ctrl, .set_frontend = s5h1420_set_frontend, .get_frontend = s5h1420_get_frontend, |