[linux-dvb] tzap reports "Device or resource busy"

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Sorry for the long post here - just trying to provide all the relevant
(hopefully) info.

I've made some progress setting up a KWorld Vstream Xpert PCI DVB-T
card on a FC3 box, and created a channels.conf file by using the scan
tool. However, when I run tzap I get an error:

[elm|~/.tzap]# /usr/src/linuxtv-dvb-apps-1.1.0/util/szap/tzap "ABC TV"
using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
ERROR: failed opening '/dev/dvb/adapter0/frontend0' (Device or resource busy)

So there's obviously something wrong here, but as I'd run scan
successfully from the command line I assumed that the card was
working. Here's the 1st few lines of my channels.conf from the scan
command:
ABC HDTV:226500000:INVERSION_AUTO:BANDWIDTH_7_MHZ:FEC_3_4:FEC_1_2:QAM_64:TRANSMII
SSION_MODE_8K:GUARD_INTERVAL_1_16:HIERARCHY_NONE:2314:0:544
ABC TV Sydney:226500000:INVERSION_AUTO:BANDWIDTH_7_MHZ:FEC_3_4:FEC_1_2:QAM_64:TRR
ANSMISSION_MODE_8K:GUARD_INTERVAL_1_16:HIERARCHY_NONE:512:650:545
ABC2:226500000:INVERSION_AUTO:BANDWIDTH_7_MHZ:FEC_3_4:FEC_1_2:QAM_64:TRANSMISSIOO
N_MODE_8K:GUARD_INTERVAL_1_16:HIERARCHY_NONE:2307:2308:546

The permissions on the device files are as follows:
[~/.mythtv]$ ls -l /dev/dvb/adapter0/
    crw-rw-rw-  1 root mythtv 212, 4 May  7 16:57 demux0
    crw-rw-rw-  1 root mythtv 212, 5 May  7 16:57 dvr0
    crw-rw-rw-  1 root mythtv 212, 3 May  7 16:57 frontend0
    crw-rw-rw-  1 root mythtv 212, 7 May  7 16:57 net0
I'm wondering whether there are supposed to be more devices in that
directory such as audio0, ca0, osd0, video0 (as per
http://www.ethics-gradient.net/myth/mythdvb.html). Could this be my problem?

My lspci output is:
[elm|~]# lspci | grep Conex
   02:01.0 Multimedia video controller: Conexant Winfast TV2000 XP (rev 05)
   02:01.2 Multimedia controller: Conexant: Unknown device 8802 (rev 05)
Should it say Winfast TV2000 for a  KWorld Vstream Xpert PCI DVB-T card?

My lsmod output is:
[elm|~]# lsmod | more
Module                  Size  Used by
nvidia               3457564  12
snd_pcm_oss            45984  0
snd_mixer_oss          16256  1 snd_pcm_oss
lirc_serial            11040  1
lirc_dev               12356  1 lirc_serial
md5                     4033  1
ipv6                  231681  14
autofs4                23493  0
smbfs                  60729  2
microcode               6497  0
xfs                   517425  1
dm_mod                 55637  0
video                  15813  0
button                  6609  0
battery                 9285  0
ac                      4805  0
cx8800                 28044  0
v4l1_compat            11396  1 cx8800
cx88_dvb                6788  1
cx8802                  9604  1 cx88_dvb
mt352                   5636  1 cx88_dvb
cx88xx                 47648  3 cx8800,cx88_dvb,cx8802
ir_common               6788  1 cx88xx
or51132                 7556  1 cx88_dvb
video_buf_dvb           5124  1 cx88_dvb
dvb_core               82665  2 video_buf_dvb
cx22702                 7556  1 cx88_dvb
dvb_pll                 3844  3 cx88_dvb,or51132,cx22702
bt878                  10457  0
tuner                  22320  0
bttv                  144816  3 bt878
video_buf              19972  6 cx8800,cx88_dvb,cx8802,cx88xx,video_buf_dvb,bttv
i2c_algo_bit            8393  2 cx88xx,bttv
v4l2_common             5504  2 cx8800,bttv
btcx_risc               4104  4 cx8800,cx8802,cx88xx,bttv
tveeprom               10904  2 cx88xx,bttv
videodev                9537  5 cx8800,cx88xx,bttv
i2c_i801                8141  0
i2c_core               21057  9 mt352,cx88xx,or51132,cx22702,tuner,bttv,i2c_algo
_bit,tveeprom,i2c_i801
snd_cmipci             32672  0
snd_opl3_lib           10752  1 snd_cmipci
snd_hwdep               7712  1 snd_opl3_lib
gameport                4929  1 snd_cmipci
snd_mpu401_uart         8064  1 snd_cmipci
snd_rawmidi            23968  1 snd_mpu401_uart
snd_seq_device          7948  2 snd_opl3_lib,snd_rawmidi
snd_intel8x0           29248  0
snd_ac97_codec         65528  1 snd_intel8x0
snd_pcm                87560  4 snd_pcm_oss,snd_cmipci,snd_intel8x0,snd_ac97_cod
ec
snd_timer              26756  2 snd_opl3_lib,snd_pcm
snd                    49508  12 snd_pcm_oss,snd_mixer_oss,snd_cmipci,snd_opl3_l
ib,snd_hwdep,snd_mpu401_uart,snd_rawmidi,snd_seq_device,snd_intel8x0,snd_ac97_co
dec,snd_pcm,snd_timer
soundcore              10017  1 snd
snd_page_alloc          7684  2 snd_intel8x0,snd_pcm
e100                   39873  0
mii                     4673  1 e100
floppy                 57841  0
ext3                  116297  1
jbd                    69977  1 ext3
So it looks like some dvd and conexant modules are loaded.

Can anyone suggest any ideas as to why the cards reports as busy to tzap?

Thanks,
Phill



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