From 73ec66c000e9816806c7380ca3420f4e0638c40e Mon Sep 17 00:00:00 2001 From: Evgeny Plehov Date: Thu, 29 Nov 2012 15:27:38 -0300 Subject: [PATCH] [media] stv0900: Multistream support Multistream support for stv0900. For Netup Dual S2 CI with STV0900BAC/AAC. Signed-off-by: Evgeny Plehov Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/stv0900_core.c | 26 ++++++++++++++++++++++ drivers/media/dvb-frontends/stv0900_reg.h | 3 +++ 2 files changed, 29 insertions(+) diff --git a/drivers/media/dvb-frontends/stv0900_core.c b/drivers/media/dvb-frontends/stv0900_core.c index b551ca350e00..0fb34e1909d1 100644 --- a/drivers/media/dvb-frontends/stv0900_core.c +++ b/drivers/media/dvb-frontends/stv0900_core.c @@ -1558,6 +1558,27 @@ static int stv0900_status(struct stv0900_internal *intp, return locked; } +static int stv0900_set_mis(struct stv0900_internal *intp, + enum fe_stv0900_demod_num demod, int mis) +{ + enum fe_stv0900_error error = STV0900_NO_ERROR; + + dprintk("%s\n", __func__); + + if (mis < 0 || mis > 255) { + dprintk("Disable MIS filtering\n"); + stv0900_write_bits(intp, FILTER_EN, 0); + } else { + dprintk("Enable MIS filtering - %d\n", mis); + stv0900_write_bits(intp, FILTER_EN, 1); + stv0900_write_reg(intp, ISIENTRY, mis); + stv0900_write_reg(intp, ISIBITENA, 0xff); + } + + return error; +} + + static enum dvbfe_search stv0900_search(struct dvb_frontend *fe) { struct stv0900_state *state = fe->demodulator_priv; @@ -1578,6 +1599,8 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe) if (state->config->set_ts_params) state->config->set_ts_params(fe, 0); + stv0900_set_mis(intp, demod, c->stream_id); + p_result.locked = FALSE; p_search.path = demod; p_search.frequency = c->frequency; @@ -1935,6 +1958,9 @@ struct dvb_frontend *stv0900_attach(const struct stv0900_config *config, if (err_stv0900) goto error; + if (state->internal->chip_id >= 0x30) + state->frontend.ops.info.caps |= FE_CAN_MULTISTREAM; + break; default: goto error; diff --git a/drivers/media/dvb-frontends/stv0900_reg.h b/drivers/media/dvb-frontends/stv0900_reg.h index 731afe93a823..511ed2a2d987 100644 --- a/drivers/media/dvb-frontends/stv0900_reg.h +++ b/drivers/media/dvb-frontends/stv0900_reg.h @@ -3446,8 +3446,11 @@ extern s32 shiftx(s32 x, int demod, s32 shift); #define R0900_P1_PDELCTRL1 0xf550 #define PDELCTRL1 REGx(R0900_P1_PDELCTRL1) #define F0900_P1_INV_MISMASK 0xf5500080 +#define INV_MISMASK FLDx(F0900_P1_INV_MISMASK) #define F0900_P1_FILTER_EN 0xf5500020 +#define FILTER_EN FLDx(F0900_P1_FILTER_EN) #define F0900_P1_EN_MIS00 0xf5500002 +#define EN_MIS00 FLDx(F0900_P1_EN_MIS00) #define F0900_P1_ALGOSWRST 0xf5500001 #define ALGOSWRST FLDx(F0900_P1_ALGOSWRST) -- 2.39.2