提交 80a773c9 编写于 作者: S Steven Toth 提交者: Mauro Carvalho Chehab

V4L/DVB (9002): S2API: Ensure cache->delivery_system is set at all times.

This helps complex demods which support different modulation types
be better informed.
Signed-off-by: NSteven Toth <stoth@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 d7c15001
......@@ -1010,11 +1010,13 @@ void dtv_property_cache_sync(struct dvb_frontend *fe, struct dvb_frontend_parame
case FE_QPSK:
c->symbol_rate = p->u.qpsk.symbol_rate;
c->fec_inner = p->u.qpsk.fec_inner;
c->delivery_system = SYS_DVBS;
break;
case FE_QAM:
c->symbol_rate = p->u.qam.symbol_rate;
c->fec_inner = p->u.qam.fec_inner;
c->modulation = p->u.qam.modulation;
c->delivery_system = SYS_DVBC_ANNEX_AC;
break;
case FE_OFDM:
c->bandwidth = p->u.ofdm.bandwidth;
......@@ -1024,9 +1026,14 @@ void dtv_property_cache_sync(struct dvb_frontend *fe, struct dvb_frontend_parame
c->transmission_mode = p->u.ofdm.transmission_mode;
c->guard_interval = p->u.ofdm.guard_interval;
c->hierarchy = p->u.ofdm.hierarchy_information;
c->delivery_system = SYS_DVBT;
break;
case FE_ATSC:
c->modulation = p->u.vsb.modulation;
if ((c->modulation == VSB_8) || (c->modulation == VSB_16))
c->delivery_system = SYS_ATSC;
else
c->delivery_system = SYS_DVBC_ANNEX_B;
break;
}
}
......@@ -1050,12 +1057,14 @@ void dtv_property_legacy_params_sync(struct dvb_frontend *fe)
printk("%s() Preparing QPSK req\n", __FUNCTION__);
p->u.qpsk.symbol_rate = c->symbol_rate;
p->u.qpsk.fec_inner = c->fec_inner;
c->delivery_system = SYS_DVBS;
break;
case FE_QAM:
printk("%s() Preparing QAM req\n", __FUNCTION__);
p->u.qam.symbol_rate = c->symbol_rate;
p->u.qam.fec_inner = c->fec_inner;
p->u.qam.modulation = c->modulation;
c->delivery_system = SYS_DVBC_ANNEX_AC;
break;
case FE_OFDM:
printk("%s() Preparing OFDM req\n", __FUNCTION__);
......@@ -1066,10 +1075,15 @@ void dtv_property_legacy_params_sync(struct dvb_frontend *fe)
p->u.ofdm.transmission_mode = c->transmission_mode;
p->u.ofdm.guard_interval = c->guard_interval;
p->u.ofdm.hierarchy_information = c->hierarchy;
c->delivery_system = SYS_DVBT;
break;
case FE_ATSC:
printk("%s() Preparing VSB req\n", __FUNCTION__);
p->u.vsb.modulation = c->modulation;
if ((c->modulation == VSB_8) || (c->modulation == VSB_16))
c->delivery_system = SYS_ATSC;
else
c->delivery_system = SYS_DVBC_ANNEX_B;
break;
}
}
......
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