Hauppauge WinTV Nova-HD-S2 broken

DVB-S TV and radio reception is broken with kernel 3.3-rc2 and kaffeine 1.2.2, it works perfectly with kernel 3.2.4.

video: distorted, only 1-2 fps
audio: distorted
system load: significantly reduced

software:
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kernel: 3.3-rc2 (current git master)
Xorg : X.Org X Server 1.11.99.902 (1.12.0 RC 2) (current git master) dvb-fe-cx24116.fw: version 1.26.90.0

hardware:
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AOpen i915GMm-hfs, Pentium M Dothan, 2MHz, 2GB RAM, Hauppauge WinTV Nova-HD-S2

cu,
Knut