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| author | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 17:47:09 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-25 01:58:32 -0300 |
| commit | 5becb3b045c21001eeeec37bae0738d8ede3a882 (patch) | |
| tree | 3d41b04cbbc210342a75d9ffa950f21ecb3600bc /drivers/media/dvb/frontends/cx22700.c | |
| parent | 7eef5dd6daecf3ee305116c9cf41ae7166270c4c (diff) | |
| download | op-kernel-dev-5becb3b045c21001eeeec37bae0738d8ede3a882.zip op-kernel-dev-5becb3b045c21001eeeec37bae0738d8ede3a882.tar.gz | |
V4L/DVB (3847): Convert cx22700 to refactored tuner code
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>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/frontends/cx22700.c')
| -rw-r--r-- | drivers/media/dvb/frontends/cx22700.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/media/dvb/frontends/cx22700.c b/drivers/media/dvb/frontends/cx22700.c index 755f774..02fee90 100644 --- a/drivers/media/dvb/frontends/cx22700.c +++ b/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, |
