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path: root/drivers/media/dvb/dvb-usb/gp8psk-fe.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/gp8psk-fe.c')
-rw-r--r--drivers/media/dvb/dvb-usb/gp8psk-fe.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/media/dvb/dvb-usb/gp8psk-fe.c b/drivers/media/dvb/dvb-usb/gp8psk-fe.c
index 60d11e57e7d0..5426267980c7 100644
--- a/drivers/media/dvb/dvb-usb/gp8psk-fe.c
+++ b/drivers/media/dvb/dvb-usb/gp8psk-fe.c
@@ -144,19 +144,25 @@ static int gp8psk_fe_set_frontend(struct dvb_frontend* fe,
cmd[6] = (freq >> 16) & 0xff;
cmd[7] = (freq >> 24) & 0xff;
+ /* backwards compatibility: DVB-S + 8-PSK were used for Turbo-FEC */
+ if (c->delivery_system == SYS_DVBS && c->modulation == PSK_8)
+ c->delivery_system = SYS_TURBO;
+
switch (c->delivery_system) {
case SYS_DVBS:
- /* Allow QPSK and 8PSK (even for DVB-S) */
- if (c->modulation != QPSK && c->modulation != PSK_8) {
+ if (c->modulation != QPSK) {
deb_fe("%s: unsupported modulation selected (%d)\n",
__func__, c->modulation);
return -EOPNOTSUPP;
}
c->fec_inner = FEC_AUTO;
break;
- case SYS_DVBS2:
+ case SYS_DVBS2: /* kept for backwards compatibility */
deb_fe("%s: DVB-S2 delivery system selected\n", __func__);
break;
+ case SYS_TURBO:
+ deb_fe("%s: Turbo-FEC delivery system selected\n", __func__);
+ break;
default:
deb_fe("%s: unsupported delivery system selected (%d)\n",
@@ -189,7 +195,10 @@ static int gp8psk_fe_set_frontend(struct dvb_frontend* fe,
default:
cmd[9] = 5; break;
}
- cmd[8] = ADV_MOD_DVB_QPSK;
+ if (c->delivery_system == SYS_TURBO)
+ cmd[8] = ADV_MOD_TURBO_QPSK;
+ else
+ cmd[8] = ADV_MOD_DVB_QPSK;
break;
case PSK_8: /* PSK_8 is for compatibility with DN */
cmd[8] = ADV_MOD_TURBO_8PSK;