From 87169013841d96555edf383e446313de47d813fd Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Fri, 2 Jan 2015 10:56:31 -0300 Subject: [media] lmedm04: add read snr, signal strength and ber call backs This allows calling the original functions providing the streaming is off. Signed-off-by: Malcolm Priestley Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/dvb-usb-v2/lmedm04.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'drivers/media/usb/dvb-usb-v2/lmedm04.c') diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index a9c7fd0fa086..5de6f7c04d09 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -145,6 +145,10 @@ struct lme2510_state { void *usb_buffer; /* Frontend original calls */ int (*fe_read_status)(struct dvb_frontend *, fe_status_t *); + int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *); + int (*fe_read_snr)(struct dvb_frontend *, u16 *); + int (*fe_read_ber)(struct dvb_frontend *, u32 *); + int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *); int (*fe_set_voltage)(struct dvb_frontend *, fe_sec_voltage_t); u8 dvb_usb_lme2510_firmware; }; @@ -877,6 +881,9 @@ static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { struct lme2510_state *st = fe_to_priv(fe); + if (st->fe_read_signal_strength && !st->stream_on) + return st->fe_read_signal_strength(fe, strength); + switch (st->tuner_config) { case TUNER_LG: *strength = 0xff - st->signal_level; @@ -898,6 +905,9 @@ static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr) { struct lme2510_state *st = fe_to_priv(fe); + if (st->fe_read_snr && !st->stream_on) + return st->fe_read_snr(fe, snr); + switch (st->tuner_config) { case TUNER_LG: *snr = 0xff - st->signal_sn; @@ -917,6 +927,11 @@ static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr) static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber) { + struct lme2510_state *st = fe_to_priv(fe); + + if (st->fe_read_ber && !st->stream_on) + return st->fe_read_ber(fe, ber); + *ber = 0; return 0; @@ -924,6 +939,11 @@ static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber) static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { + struct lme2510_state *st = fe_to_priv(fe); + + if (st->fe_read_ucblocks && !st->stream_on) + return st->fe_read_ucblocks(fe, ucblocks); + *ucblocks = 0; return 0; @@ -1036,6 +1056,10 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap) } st->fe_read_status = adap->fe[0]->ops.read_status; + st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength; + st->fe_read_snr = adap->fe[0]->ops.read_snr; + st->fe_read_ber = adap->fe[0]->ops.read_ber; + st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks; adap->fe[0]->ops.read_status = dm04_read_status; adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength; -- cgit v1.2.3