diff options
| author | Evgeny Plehov <EvgenyPlehov@ukr.net> | 2012-09-13 17:19:39 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-24 04:27:19 +0400 |
| commit | f9040ef3fab8f6f5f6fced5583203695d08efde3 (patch) | |
| tree | 0ab85b43443923287f16b17d17998c654e6aa2f9 | |
| parent | 81800159eff5ae8369a0e21a469cb7241a34a7dc (diff) | |
| download | linux-f9040ef3fab8f6f5f6fced5583203695d08efde3.tar.xz | |
[media] stv090x: add support for multistream
Adds support for filtering multistream TS using stv090x hardware.
Signed-off-by: Evgeny Plehov <EvgenyPlehov@ukr.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/dvb-frontends/stv090x.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/stv090x.c b/drivers/media/dvb-frontends/stv090x.c index ea86a5603e57..13caec013902 100644 --- a/drivers/media/dvb-frontends/stv090x.c +++ b/drivers/media/dvb-frontends/stv090x.c @@ -3425,6 +3425,33 @@ err: return -1; } +static int stv090x_set_mis(struct stv090x_state *state, int mis) +{ + u32 reg; + + if (mis < 0 || mis > 255) { + dprintk(FE_DEBUG, 1, "Disable MIS filtering"); + reg = STV090x_READ_DEMOD(state, PDELCTRL1); + STV090x_SETFIELD_Px(reg, FILTER_EN_FIELD, 0x00); + if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) + goto err; + } else { + dprintk(FE_DEBUG, 1, "Enable MIS filtering - %d", mis); + reg = STV090x_READ_DEMOD(state, PDELCTRL1); + STV090x_SETFIELD_Px(reg, FILTER_EN_FIELD, 0x01); + if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) + goto err; + if (STV090x_WRITE_DEMOD(state, ISIENTRY, mis) < 0) + goto err; + if (STV090x_WRITE_DEMOD(state, ISIBITENA, 0xff) < 0) + goto err; + } + return 0; +err: + dprintk(FE_ERROR, 1, "I/O error"); + return -1; +} + static enum dvbfe_search stv090x_search(struct dvb_frontend *fe) { struct stv090x_state *state = fe->demodulator_priv; @@ -3447,6 +3474,8 @@ static enum dvbfe_search stv090x_search(struct dvb_frontend *fe) state->search_range = 5000000; } + stv090x_set_mis(state, props->stream_id); + if (stv090x_algo(state) == STV090x_RANGEOK) { dprintk(FE_DEBUG, 1, "Search success!"); return DVBFE_ALGO_SEARCH_SUCCESS; @@ -4798,6 +4827,9 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config, } } + if (state->internal->dev_ver >= 0x30) + state->frontend.ops.info.caps |= FE_CAN_MULTISTREAM; + /* workaround for stuck DiSEqC output */ if (config->diseqc_envelope_mode) stv090x_send_diseqc_burst(&state->frontend, SEC_MINI_A); |