diff options
Diffstat (limited to 'drivers/media/dvb/frontends/cx22700.c')
| -rw-r--r-- | drivers/media/dvb/frontends/cx22700.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/media/dvb/frontends/cx22700.c b/drivers/media/dvb/frontends/cx22700.c index 755f774f6b7..13ad1bfae66 100644 --- a/drivers/media/dvb/frontends/cx22700.c +++ b/drivers/media/dvb/frontends/cx22700.c @@ -34,8 +34,6 @@ struct cx22700_state { struct i2c_adapter* i2c; - struct dvb_frontend_ops ops; - const struct cx22700_config* config; struct dvb_frontend frontend; @@ -136,6 +134,7 @@ static int cx22700_set_tps (struct cx22700_state *state, struct dvb_ofdm_paramet return -EINVAL; if (p->code_rate_LP < FEC_1_2 || p->code_rate_LP > FEC_7_8) + return -EINVAL; if (p->code_rate_HP == FEC_4_5 || p->code_rate_LP == FEC_4_5) return -EINVAL; @@ -247,12 +246,6 @@ static int cx22700_init (struct dvb_frontend* fe) cx22700_writereg (state, 0x00, 0x01); - if (state->config->pll_init) { - cx22700_writereg (state, 0x0a, 0x00); /* open i2c bus switch */ - state->config->pll_init(fe); - cx22700_writereg (state, 0x0a, 0x01); /* close i2c bus switch */ - } - return 0; } @@ -333,9 +326,11 @@ static int cx22700_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par cx22700_writereg (state, 0x00, 0x02); /* XXX CHECKME: soft reset*/ cx22700_writereg (state, 0x00, 0x00); - cx22700_writereg (state, 0x0a, 0x00); /* open i2c bus switch */ - state->config->pll_set(fe, p); - cx22700_writereg (state, 0x0a, 0x01); /* close i2c bus switch */ + 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); + } + cx22700_set_inversion (state, p->inversion); cx22700_set_tps (state, &p->u.ofdm); cx22700_writereg (state, 0x37, 0x01); /* PAL loop filter off */ @@ -353,6 +348,17 @@ static int cx22700_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_par return cx22700_get_tps (state, &p->u.ofdm); } +static int cx22700_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) +{ + struct cx22700_state* state = fe->demodulator_priv; + + if (enable) { + return cx22700_writereg(state, 0x0a, 0x00); + } else { + return cx22700_writereg(state, 0x0a, 0x01); + } +} + static int cx22700_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fesettings) { fesettings->min_delay_ms = 150; @@ -381,13 +387,12 @@ struct dvb_frontend* cx22700_attach(const struct cx22700_config* config, /* setup the state */ state->config = config; state->i2c = i2c; - memcpy(&state->ops, &cx22700_ops, sizeof(struct dvb_frontend_ops)); /* check if the demod is there */ if (cx22700_readreg(state, 0x07) < 0) goto error; /* create dvb_frontend */ - state->frontend.ops = &state->ops; + memcpy(&state->frontend.ops, &cx22700_ops, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; @@ -413,6 +418,7 @@ static struct dvb_frontend_ops cx22700_ops = { .release = cx22700_release, .init = cx22700_init, + .i2c_gate_ctrl = cx22700_i2c_gate_ctrl, .set_frontend = cx22700_set_frontend, .get_frontend = cx22700_get_frontend, |