[linux-dvb] Twinhan dvb-c pci card lost frames problem
Jesse Bian
jesse_bian at yahoo.com
Mon Apr 10 05:06:17 CEST 2006
My OS is Fedora Core 5 ,ls pci -v I get:
00:0b.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture (rev 11)
Subsystem: Twinhan Technology Co. Ltd VisionPlus DVB card
Flags: bus master, medium devsel, latency 32, IRQ 19
Memory at f7ffe000 (32-bit, prefetchable) [size=4K]
Capabilities: [44] Vital Product Data
Capabilities: [4c] Power Management version 2
00:0b.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11)
Subsystem: Twinhan Technology Co. Ltd VisionPlus DVB Card
Flags: bus master, medium devsel, latency 32, IRQ 19
Memory at f7fff000 (32-bit, prefetchable) [size=4K]
Capabilities: [44] Vital Product Data
Capabilities: [4c] Power Management version 2
lsmod I get:
dvb_bt8xx 15108 0
nxt6000 6916 1 dvb_bt8xx
mt352 6148 1 dvb_bt8xx
dvb_pll 11524 1 dvb_bt8xx
sp887x 6916 1 dvb_bt8xx
dst_ca 11904 1 dvb_bt8xx
dst 20740 2 dvb_bt8xx,dst_ca
dvb_core 74280 2 dvb_bt8xx,dst_ca
cx24110 7684 1 dvb_bt8xx
or51211 9220 1 dvb_bt8xx
lgdt330x 7452 1 dvb_bt8xx
ppdev 8964 0
autofs4 18948 1
hidp 16000 2
rfcomm 34580 0
l2cap 23808 10 hidp,rfcomm
bluetooth 44132 5 hidp,rfcomm,l2cap
sunrpc 136124 1
ip_conntrack_netbios_ns 3200 0
ipt_REJECT 5504 1
xt_state 2432 2
ip_conntrack 49196 2 ip_conntrack_netbios_ns,xt_state
nfnetlink 6680 1 ip_conntrack
xt_tcpudp 3456 4
iptable_filter 3328 1
ip_tables 11848 1 iptable_filter
x_tables 12676 4 ipt_REJECT,xt_state,xt_tcpudp,ip_tables
dm_mirror 20048 0
dm_mod 50456 1 dm_mirror
video 15108 0
button 6800 0
battery 9476 0
ac 5124 0
ipv6 226656 12
lp 12488 0
parport_pc 25636 1
parport 34376 3 ppdev,lp,parport_pc
floppy 57924 0
nvram 8584 0
ehci_hcd 28680 0
uhci_hcd 29072 0
bt878 11256 2 dvb_bt8xx,dst
tuner 45868 0
bttv 166260 2 dvb_bt8xx,bt878
video_buf 21252 1 bttv
compat_ioctl32 1664 1 bttv
i2c_algo_bit 8584 1 bttv
v4l2_common 7936 2 tuner,bttv
snd_via82xx 26520 1
btcx_risc 5000 1 bttv
ir_common 9604 1 bttv
gameport 15496 1 snd_via82xx
snd_ac97_codec 84128 1 snd_via82xx
snd_ac97_bus 2688 1 snd_ac97_codec
snd_seq_dummy 3972 0
tveeprom 13968 1 bttv
snd_seq_oss 29184 0
snd_seq_midi_event 7296 1 snd_seq_oss
snd_seq 47088 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event
videodev 9600 1 bttv
snd_pcm_oss 45056 0
snd_mixer_oss 16640 1 snd_pcm_oss
snd_pcm 76932 3 snd_via82xx,snd_ac97_codec,snd_pcm_oss
snd_timer 22660 2 snd_seq,snd_pcm
snd_page_alloc 10504 2 snd_via82xx,snd_pcm
via_rhine 22660 0
mii 5504 1 via_rhine
i2c_viapro 8468 0
i2c_core 20736 13 dvb_bt8xx,nxt6000,mt352,sp887x,dst,cx24110,or51211,lgdt330x,tuner,bttv,i2c_algo_bit,tveeprom,i2c_viapro
snd_mpu401_uart 8064 1 snd_via82xx
snd_rawmidi 24192 1 snd_mpu401_uart
snd_seq_device 8972 4 snd_seq_dummy,snd_seq_oss,snd_seq,snd_rawmidi
snd 50564 13 snd_via82xx,snd_ac97_codec,snd_seq_oss,snd_seq,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_mpu401_uart,snd_rawmidi,snd_seq_device
soundcore 9568 1 snd
ext3 115976 1
jbd 52500 1 ext3
sata_via 8196 0
libata 53776 1 sata_via
sd_mod 16384 0
scsi_mod 124200 2 libata,sd_mod
When I use czap I get:
[root at localhost szap]# ./czap -c my.conf -n 6
using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
6 006b:459000000:INVERSION_AUTO:6900000:FEC_NONE:QAM_64:166:104:107
6 006b: f 459000000, s 6900000, i 2, fec 0, qam 3, v 0xa6, a 0x68
status 00 | signal 0000 | snr 0000 | ber 0804ac74 | unc 00a1cff4 |
status 1f | signal 0000 | snr 0000 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 1700 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
status 1f | signal 0000 | snr 5f00 | ber 0804ac74 | unc 00a1cff4 | FE_HAS_LOCK
When I use dvbsnoop , I found that the "continuity_counter" is not continuous.It seems that it lost many packets.
Is linux support this card? and what happened?
Thanks!
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