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[media] si2168: add support for DVB-C (annex A version) 

Add support for DVB-C (annex A version).

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Antti Palosaari 2014-04-12 01:58:32 -03:00 committed by Mauro Carvalho Chehab
parent ae4c8919bb
commit c790885b87
1 changed files with 22 additions and 14 deletions
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36
drivers/media/dvb-frontends/si2168.c
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@ -84,6 +84,12 @@ static int si2168_read_status(struct dvb_frontend *fe, fe_status_t *status)
cmd.wlen = 2;
cmd.rlen = 13;
break;
case SYS_DVBC_ANNEX_A:
cmd.args[0] = 0x90;
cmd.args[1] = 0x01;
cmd.wlen = 2;
cmd.rlen = 9;
break;
case SYS_DVBT2:
cmd.args[0] = 0x50;
cmd.args[1] = 0x01;
@ -157,6 +163,9 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
case SYS_DVBT:
delivery_system = 0x20;
break;
case SYS_DVBC_ANNEX_A:
delivery_system = 0x30;
break;
case SYS_DVBT2:
delivery_system = 0x70;
break;
@ -165,23 +174,20 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
goto err;
}
switch (c->bandwidth_hz) {
case 5000000:
if (c->bandwidth_hz <= 5000000)
bandwidth = 0x05;
break;
case 6000000:
else if (c->bandwidth_hz <= 6000000)
bandwidth = 0x06;
break;
case 7000000:
else if (c->bandwidth_hz <= 7000000)
bandwidth = 0x07;
break;
case 8000000:
else if (c->bandwidth_hz <= 8000000)
bandwidth = 0x08;
break;
default:
ret = -EINVAL;
goto err;
}
else if (c->bandwidth_hz <= 9000000)
bandwidth = 0x09;
else if (c->bandwidth_hz <= 10000000)
bandwidth = 0x0a;
else
bandwidth = 0x0f;
/* program tuner */
if (fe->ops.tuner_ops.set_params) {
@ -200,6 +206,8 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
/* that has no big effect */
if (c->delivery_system == SYS_DVBT)
memcpy(cmd.args, "\x89\x21\x06\x11\xff\x98", 6);
else if (c->delivery_system == SYS_DVBC_ANNEX_A)
memcpy(cmd.args, "\x89\x21\x06\x11\x89\xf0", 6);
else if (c->delivery_system == SYS_DVBT2)
memcpy(cmd.args, "\x89\x21\x06\x11\x89\x20", 6);
cmd.wlen = 6;
@ -614,7 +622,7 @@ static int si2168_deselect(struct i2c_adapter *adap, void *mux_priv, u32 chan)
}
static const struct dvb_frontend_ops si2168_ops = {
.delsys = {SYS_DVBT, SYS_DVBT2},
.delsys = {SYS_DVBT, SYS_DVBT2, SYS_DVBC_ANNEX_A},
.info = {
.name = "Silicon Labs Si2168",
.caps = FE_CAN_FEC_1_2 |