The patch number 9002 was added via Steven Toth <[EMAIL PROTECTED]>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
[EMAIL PROTECTED]
------
From: Steven Toth <[EMAIL PROTECTED]>
S2API: Ensure cache->delivery_system is set at all times.
This helps complex demods which support different modulation types
be better informed.
Priority: normal
Signed-off-by: Steven Toth <[EMAIL PROTECTED]>
---
linux/drivers/media/dvb/dvb-core/dvb_frontend.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff -r 6dc388f33c46 -r 23ba609de83d
linux/drivers/media/dvb/dvb-core/dvb_frontend.c
--- a/linux/drivers/media/dvb/dvb-core/dvb_frontend.c Thu Sep 11 23:33:04
2008 -0400
+++ b/linux/drivers/media/dvb/dvb-core/dvb_frontend.c Thu Sep 11 23:53:50
2008 -0400
@@ -1021,11 +1021,13 @@ void dtv_property_cache_sync(struct dvb_
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;
@@ -1035,9 +1037,14 @@ void dtv_property_cache_sync(struct dvb_
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;
}
}
@@ -1061,12 +1068,14 @@ void dtv_property_legacy_params_sync(str
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__);
@@ -1077,10 +1086,15 @@ void dtv_property_legacy_params_sync(str
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;
}
}
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/23ba609de83d0e41c09d6c7eddcbeb150f71815c
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