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| author | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 21:47:09 +0100 |
|---|---|---|
| committer | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 21:47:09 +0100 |
| commit | 97c96aeb1a40db79b142796649ee61c880377e2e (patch) | |
| tree | 213c2c79e681392eee300abf92ef7fc3aa2c4481 /linux/drivers/media/dvb/frontends/cx22700.c | |
| parent | 8743017f89633dc04c721dd9f332605aa9e48246 (diff) | |
| download | mediapointer-dvb-s2-97c96aeb1a40db79b142796649ee61c880377e2e.tar.gz mediapointer-dvb-s2-97c96aeb1a40db79b142796649ee61c880377e2e.tar.bz2 | |
Convert cx22700 to refactored tuner code
From: Andrew de Quincey <adq_dvb@lidskialf.net>
Convert to tuner_ops calls.
Remove pll function pointers from structure.
Remove unneeded tuner calls.
Add i2c gate control function.
Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Diffstat (limited to 'linux/drivers/media/dvb/frontends/cx22700.c')
| -rw-r--r-- | linux/drivers/media/dvb/frontends/cx22700.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/linux/drivers/media/dvb/frontends/cx22700.c b/linux/drivers/media/dvb/frontends/cx22700.c index 755f774f6..02fee9047 100644 --- a/linux/drivers/media/dvb/frontends/cx22700.c +++ b/linux/drivers/media/dvb/frontends/cx22700.c @@ -247,12 +247,6 @@ 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 +327,11 @@ 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 +349,17 @@ 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; @@ -413,6 +420,7 @@ 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, |