diff options
| author | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-18 17:47:12 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-25 01:59:17 -0300 |
| commit | 4e2eccae27d13d756826533e7cd1214b5825d97c (patch) | |
| tree | 0f305b462d4b58f5d2860abfbee7dd8a33545661 /drivers/media/dvb | |
| parent | 74aa7a29fea916cb40c98c38e885cc2087c78774 (diff) | |
V4L/DVB (3889): Sort out support for non-attached tuners on mt352
Make it use set_params/pllbuf as appropriate so it works with
dvb_pll_attach()ed tuners.
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')
| -rw-r--r-- | drivers/media/dvb/frontends/mt352.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/media/dvb/frontends/mt352.c b/drivers/media/dvb/frontends/mt352.c index a7a347a3cad..3c86018e7f9 100644 --- a/drivers/media/dvb/frontends/mt352.c +++ b/drivers/media/dvb/frontends/mt352.c @@ -287,18 +287,32 @@ static int mt352_set_parameters(struct dvb_frontend* fe, mt352_calc_nominal_rate(state, op->bandwidth, buf+4); mt352_calc_input_freq(state, buf+6); + // if there is no secondary tuner, call set_params to set up a potential + // tuner attached elsewhere + 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); + } + + /* start decoding only */ + mt352_write(fe, fsm_go, 2); + } + + // retrieve the pllbuf - we do this even if there is no + // secondary tuner simply so we have a record of what was sent for + // debugging. if (fe->ops->tuner_ops.pllbuf) { fe->ops->tuner_ops.pllbuf(fe, param, buf+8, 5); buf[8] <<= 1; mt352_write(fe, buf, sizeof(buf)); } - if (state->config.no_tuner) { - /* start decoding */ - mt352_write(fe, fsm_go, 2); - } else { - /* start tuning */ + + // send PLL and start tuning and then decoding + if (!state->config.no_tuner) { mt352_write(fe, tuner_go, 2); } + return 0; } |