TBS-6984 problem with driver

[kkrzysi0]

when i turn on the computer, run the card all is well up to a point, then tvheadend lost satellite signal and the card hangs, then help unload and load the module to the card , i make a bash cript to un/load modules, sometimes i have to do it even 3 times to the card to work.

lspci log
http://pastebin.com/8dAb5PSV

uname -a
Linux ZERO.potoki 3.13.0-40-generic #69-Ubuntu SMP Thu Nov 13 17:53:56 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

syslog
http://pastebin.com/6r1qACqE

my script:
http://pastebin.com/H2ieFabk

I also have a TBS-6982 card on another computer, also hangs, but not so often.