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| author | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 21:47:12 +0100 |
|---|---|---|
| committer | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 21:47:12 +0100 |
| commit | 3b3dfc47ebdc7d825d84ab44ee4f00136e90df45 (patch) | |
| tree | e374b85f72ee1570610d0c53649d75709b4f6cec /linux/drivers/media/dvb/frontends | |
| parent | b567a613dbe04986b2731674f5a0a71bdabd8065 (diff) | |
| download | mediapointer-dvb-s2-3b3dfc47ebdc7d825d84ab44ee4f00136e90df45.tar.gz mediapointer-dvb-s2-3b3dfc47ebdc7d825d84ab44ee4f00136e90df45.tar.bz2 | |
Add support for non-attached tuners to zl10353
From: Andrew de Quincey <adq_dvb@lidskialf.net>
Add no_tuner setting like in mt352.
Update to use correct tuner API calls.
Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Diffstat (limited to 'linux/drivers/media/dvb/frontends')
| -rw-r--r-- | linux/drivers/media/dvb/frontends/zl10353.c | 24 | ||||
| -rw-r--r-- | linux/drivers/media/dvb/frontends/zl10353.h | 3 |
2 files changed, 26 insertions, 1 deletions
diff --git a/linux/drivers/media/dvb/frontends/zl10353.c b/linux/drivers/media/dvb/frontends/zl10353.c index c81b8902c..f4851907a 100644 --- a/linux/drivers/media/dvb/frontends/zl10353.c +++ b/linux/drivers/media/dvb/frontends/zl10353.c @@ -129,6 +129,8 @@ static int zl10353_sleep(struct dvb_frontend *fe) static int zl10353_set_parameters(struct dvb_frontend *fe, struct dvb_frontend_parameters *param) { + struct zl10353_state *state = fe->demodulator_priv; + u8 pllbuf[6] = { 0x67 }; /* These settings set "auto-everything" and start the FSM. */ @@ -145,12 +147,32 @@ static int zl10353_set_parameters(struct dvb_frontend *fe, zl10353_single_write(fe, 0x66, 0xE9); zl10353_single_write(fe, 0x62, 0x0A); + // if there is no attached secondary tuner, we call set_params to program + // a potential tuner attached somewhere else + if (state->config.no_tuner) { + if (fe->ops->tuner_ops.set_params) { + fe->ops->tuner_ops.set_params(fe, param); + if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0); + } + } + + // if pllbuf is defined, retrieve the settings if (fe->ops->tuner_ops.pllbuf) { fe->ops->tuner_ops.pllbuf(fe, param, pllbuf+1, 5); pllbuf[1] <<= 1; - zl10353_write(fe, pllbuf, sizeof(pllbuf)); + } else { + // fake pllbuf settings + pllbuf[1] = 0x61 << 1; + pllbuf[2] = 0; + pllbuf[3] = 0; + pllbuf[3] = 0; + pllbuf[4] = 0; } + // there is no call to _just_ start decoding, so we send the pllbuf anyway + // even if there isn't a PLL attached to the secondary bus + zl10353_write(fe, pllbuf, sizeof(pllbuf)); + zl10353_single_write(fe, 0x70, 0x01); udelay(250); zl10353_single_write(fe, 0xE4, 0x00); diff --git a/linux/drivers/media/dvb/frontends/zl10353.h b/linux/drivers/media/dvb/frontends/zl10353.h index 63c36ec02..9770cb840 100644 --- a/linux/drivers/media/dvb/frontends/zl10353.h +++ b/linux/drivers/media/dvb/frontends/zl10353.h @@ -28,6 +28,9 @@ struct zl10353_config { /* demodulator's I2C address */ u8 demod_address; + + /* set if no pll is connected to the secondary i2c bus */ + int no_tuner; }; extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config, |