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[Jochen Fahrner <548720@xxxxxxxxxxxxxxxxxx>]

Same problem on Macbook 5,1 Unibody on Precise. Sometime it works (maybe
after poweroff) but most of the time does not. Maybe there is a reset
missing for the device.

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https://bugs.launchpad.net/bugs/548720

Title:
  BCM2046 Bluetooth not working

Status in “bluez” package in Ubuntu:
  Confirmed

Bug description:
  Binary package hint: bluez

  Bluetooth BCM2046 no longer works on Macbook Pro 5.5 since today's updates (2010-03-26)
  It use to work perfecly yesterday and earlier.

  (Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth))
  ----------
  mart@mart-laptop:~$ hcitool scan
  Device is not available: No such device
  mart@mart-laptop:~$ hcitool dev
  Devices:
  mart@mart-laptop:~$
  ----------
  The gnome bluetooth applet says that bluetooth is on, but preferences show only the large "bluetooth is forbidden", "turn on bluetooth" button. Clicking this button makes it gray but nothing happens - bluetooth is till no working.

  ProblemType: Bug
  Architecture: i386
  Date: Fri Mar 26 13:04:29 2010
  DistroRelease: Ubuntu 10.04
  InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta i386 (20100318)
  InterestingModules: sco bnep l2cap btusb bluetooth
  MachineType: Apple Inc. MacBookPro5,5
  NonfreeKernelModules: wl nvidia
  Package: bluez 4.60-0ubuntu6
  ProcCmdLine: BOOT_IMAGE=/vmlinuz-2.6.32-17-generic root=UUID=8e2051c9-574d-46e5-9d84-06a3919bd614 ro quiet splash
  ProcEnviron:
   PATH=(custom, user)
   LANG=et_EE.utf8
   SHELL=/bin/bash
  ProcVersionSignature: Ubuntu 2.6.32-17.26-generic 2.6.32.10+drm33.1
  SourcePackage: bluez
  Uname: Linux 2.6.32-17-generic i686
  dmi.bios.date: 06/15/09
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBP55.88Z.00AC.B03.0906151708
  dmi.board.asset.tag: Base Board Asset Tag#
  dmi.board.name: Mac-F2268AC8
  dmi.board.vendor: Apple Inc.
  dmi.chassis.asset.tag: Asset Tag#
  dmi.chassis.type: 10
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-F2268AC8
  dmi.modalias: dmi:bvnAppleInc.:bvrMBP55.88Z.00AC.B03.0906151708:bd06/15/09:svnAppleInc.:pnMacBookPro5,5:pvr1.0:rvnAppleInc.:rnMac-F2268AC8:rvr:cvnAppleInc.:ct10:cvrMac-F2268AC8:
  dmi.product.name: MacBookPro5,5
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.

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