summaryrefslogtreecommitdiff
path: root/drivers/media/usb
diff options
context:
space:
mode:
authorMalcolm Priestley <tvboxspy@gmail.com>2015-01-02 10:56:29 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-02-03 17:15:29 -0200
commitd8bad1e2abdf09def76ff9736443d25ad1ea67eb (patch)
treebb0e849b26ef7f826583bed3da9ec7c0e39b8532 /drivers/media/usb
parent15e1ce33182d1d5dbd8efe8d382b9352dc857527 (diff)
[media] lmedm04: create frontend callbacks for signal/snr/ber/ucblocks
Create call backs dm04_read_signal_strength, dm04_read_snr and move dm04_read_ber and dm04_read_ucblocks for all frontends Removing the I2C filtering from lme2510_msg and the old rs2000 callbacks. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/usb')
-rw-r--r--drivers/media/usb/dvb-usb-v2/lmedm04.c93
1 files changed, 33 insertions, 60 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c
index 15db9f67f4d1..55d76904131f 100644
--- a/drivers/media/usb/dvb-usb-v2/lmedm04.c
+++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c
@@ -515,21 +515,6 @@ static int lme2510_msg(struct dvb_usb_device *d,
rbuf[0] = 0x55;
rbuf[1] = st->signal_lock;
break;
- case 0x43:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_level;
- break;
- case 0x1c:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_sn;
- break;
- case 0x15:
- case 0x16:
- case 0x17:
- case 0x18:
- rbuf[0] = 0x55;
- rbuf[1] = 0x00;
- break;
default:
lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
st->i2c_talk_onoff = 1;
@@ -538,25 +523,10 @@ static int lme2510_msg(struct dvb_usb_device *d,
break;
case TUNER_S7395:
switch (wbuf[3]) {
- case 0x10:
- rbuf[0] = 0x55;
- rbuf[1] = (st->signal_level & 0x80)
- ? 0 : (st->signal_level * 2);
- break;
- case 0x2d:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_sn;
- break;
case 0x24:
rbuf[0] = 0x55;
rbuf[1] = st->signal_lock;
break;
- case 0x2e:
- case 0x26:
- case 0x27:
- rbuf[0] = 0x55;
- rbuf[1] = 0x00;
- break;
default:
lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
st->i2c_talk_onoff = 1;
@@ -565,26 +535,10 @@ static int lme2510_msg(struct dvb_usb_device *d,
break;
case TUNER_S0194:
switch (wbuf[3]) {
- case 0x18:
- rbuf[0] = 0x55;
- rbuf[1] = (st->signal_level & 0x80)
- ? 0 : (st->signal_level * 2);
- break;
- case 0x24:
- rbuf[0] = 0x55;
- rbuf[1] = st->signal_sn;
- break;
case 0x1b:
rbuf[0] = 0x55;
rbuf[1] = st->signal_lock;
break;
- case 0x19:
- case 0x25:
- case 0x1e:
- case 0x1d:
- rbuf[0] = 0x55;
- rbuf[1] = 0x00;
- break;
default:
lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
st->i2c_talk_onoff = 1;
@@ -1006,21 +960,44 @@ static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
return (ret < 0) ? -ENODEV : 0;
}
-static int dm04_rs2000_read_signal_strength(struct dvb_frontend *fe,
- u16 *strength)
+static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct lme2510_state *st = fe_to_priv(fe);
- *strength = (u16)((u32)st->signal_level * 0xffff / 0xff);
+ switch (st->tuner_config) {
+ case TUNER_LG:
+ *strength = 0xff - st->signal_level;
+ *strength |= *strength << 8;
+ break;
+ /* fall through */
+ case TUNER_S7395:
+ case TUNER_S0194:
+ *strength = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4);
+ break;
+ case TUNER_RS2000:
+ *strength = (u16)((u32)st->signal_level * 0xffff / 0xff);
+ }
return 0;
}
-static int dm04_rs2000_read_snr(struct dvb_frontend *fe, u16 *snr)
+static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct lme2510_state *st = fe_to_priv(fe);
- *snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f);
+ switch (st->tuner_config) {
+ case TUNER_LG:
+ *snr = 0xff - st->signal_sn;
+ *snr |= *snr << 8;
+ break;
+ /* fall through */
+ case TUNER_S7395:
+ case TUNER_S0194:
+ *snr = (u16)((0xff - st->signal_sn - 0xa1) * 3) << 8;
+ break;
+ case TUNER_RS2000:
+ *snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f);
+ }
return 0;
}
@@ -1127,15 +1104,6 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
st->tuner_config = TUNER_RS2000;
st->fe_set_voltage =
adap->fe[0]->ops.set_voltage;
-
- adap->fe[0]->ops.read_signal_strength =
- dm04_rs2000_read_signal_strength;
- adap->fe[0]->ops.read_snr =
- dm04_rs2000_read_snr;
- adap->fe[0]->ops.read_ber =
- dm04_read_ber;
- adap->fe[0]->ops.read_ucblocks =
- dm04_read_ucblocks;
}
break;
}
@@ -1154,7 +1122,12 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
return -ENODEV;
}
+ adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
+ adap->fe[0]->ops.read_snr = dm04_read_snr;
+ adap->fe[0]->ops.read_ber = dm04_read_ber;
+ adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
+
ret = lme_name(adap);
return ret;
}