From a0a030bdbe612b7d8a941fba672300f7fc21b275 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Sun, 6 Jan 2013 08:40:42 -0300 Subject: [PATCH] [media] ts2020: call get_rf_strength from frontend Restore ds3000.c read_signal_strength. Call tuner get_rf_strength from frontend read_signal_strength. We are able to do a NULL check and doesn't limit the tuner attach to the frontend attach area. At the moment the lmedm04 tuner attach is stuck in frontend attach area. Signed-off-by: Malcolm Priestley Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/ds3000.c | 10 ++++++++++ drivers/media/dvb-frontends/m88rs2000.c | 4 +++- drivers/media/dvb-frontends/ts2020.c | 1 - 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/media/dvb-frontends/ds3000.c b/drivers/media/dvb-frontends/ds3000.c index d128f85844e7..1e344b033277 100644 --- a/drivers/media/dvb-frontends/ds3000.c +++ b/drivers/media/dvb-frontends/ds3000.c @@ -533,6 +533,15 @@ static int ds3000_read_ber(struct dvb_frontend *fe, u32* ber) return 0; } +static int ds3000_read_signal_strength(struct dvb_frontend *fe, + u16 *signal_strength) +{ + if (fe->ops.tuner_ops.get_rf_strength) + fe->ops.tuner_ops.get_rf_strength(fe, signal_strength); + + return 0; +} + /* calculate DS3000 snr value in dB */ static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr) { @@ -1102,6 +1111,7 @@ static struct dvb_frontend_ops ds3000_ops = { .i2c_gate_ctrl = ds3000_i2c_gate_ctrl, .read_status = ds3000_read_status, .read_ber = ds3000_read_ber, + .read_signal_strength = ds3000_read_signal_strength, .read_snr = ds3000_read_snr, .read_ucblocks = ds3000_read_ucblocks, .set_voltage = ds3000_set_voltage, diff --git a/drivers/media/dvb-frontends/m88rs2000.c b/drivers/media/dvb-frontends/m88rs2000.c index 283c90fee374..4da5272075cb 100644 --- a/drivers/media/dvb-frontends/m88rs2000.c +++ b/drivers/media/dvb-frontends/m88rs2000.c @@ -446,7 +446,9 @@ static int m88rs2000_read_ber(struct dvb_frontend *fe, u32 *ber) static int m88rs2000_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { - *strength = 0; + if (fe->ops.tuner_ops.get_rf_strength) + fe->ops.tuner_ops.get_rf_strength(fe, strength); + return 0; } diff --git a/drivers/media/dvb-frontends/ts2020.c b/drivers/media/dvb-frontends/ts2020.c index f50e237e1464..ad7ad857ab2a 100644 --- a/drivers/media/dvb-frontends/ts2020.c +++ b/drivers/media/dvb-frontends/ts2020.c @@ -363,7 +363,6 @@ struct dvb_frontend *ts2020_attach(struct dvb_frontend *fe, memcpy(&fe->ops.tuner_ops, &ts2020_tuner_ops, sizeof(struct dvb_tuner_ops)); - fe->ops.read_signal_strength = fe->ops.tuner_ops.get_rf_strength; return fe; } -- 2.39.5