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authorAntti Palosaari <crope@iki.fi>2014-04-12 04:58:32 (GMT)
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-04-23 12:53:04 (GMT)
commitc790885b87670277bdd00523bdbcf876be8f8263 (patch)
tree64ad3c7895b67b1945fd96fc07a3652e2e479f6e /drivers/media/dvb-frontends/si2168.c
parentae4c8919bb761c7f209fb260a82304a54616da0d (diff)
[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>
Diffstat (limited to 'drivers/media/dvb-frontends/si2168.c')
-rw-r--r--drivers/media/dvb-frontends/si2168.c36
1 files changed, 22 insertions, 14 deletions
diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c
index 4f3efbe..7aaac81 100644
--- a/drivers/media/dvb-frontends/si2168.c
+++ b/drivers/media/dvb-frontends/si2168.c
@@ -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 |

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