diff options
| author | Steven Toth <stoth@linuxtv.org> | 2008-09-12 00:53:50 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-10-12 09:37:05 -0200 |
| commit | 80a773c9bcc6f67944e186de3d2ab8b582889bc8 (patch) | |
| tree | 02f19034a5168b0b2b26328417d551ac2671ab56 /drivers/media | |
| parent | d7c1500183bc138b634377ed90c046e722b887d8 (diff) | |
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: Steven Toth <stoth@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_frontend.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index dc76f9935c8..205f60262c3 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -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; } } |