Cambridge Silicon Radio, Ltd Bluetooth Dongle tx timeout problem

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http://www.linuxquestions.org – today, i bught Bus 003 Device 018: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode) and have following problem, device working few seconds after connecting, than return timeout on any action, for example: hciconfig hci0 up Can't init device hci0: Connection timed out (110) and in dmesg: [ 7883.363380] hci_cmd_task: hci0 command tx timeout i using following software: uname -a Linux evil 2.6.35-zen3 #11 ZEN SMP PREEMPT Sat Oct 2 16:07:09 EEST 2010 x86_64 Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz GenuineIntel GNU/Linux net-wireless/bluez-4.71 ((alsa) (attrib) (caps) (con (HowTos)