[Dell M5040] BT is not detected (DW1702)

[TienFu Chen]

BT is not detected (DW1702).
No BT listed from "hcitool dev".

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-8-generic 2.6.38-8.42
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 1: SB [HDA ATI SB], device 0: STAC92xx Analog [STAC92xx Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: ubuntu 1424 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Generic'/'HD-Audio Generic at 0xfe744000 irq 42'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100200'
   Controls : 4
   Simple ctrls : 1
Card0.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Card1.Amixer.info:
 Card hw:1 'SB'/'HDA ATI SB at 0xfe740000 irq 16'
   Mixer name : 'IDT 92HD87B1/3'
   Components : 'HDA:111d76d1,102804d4,00100205'
   Controls : 14
   Simple ctrls : 9
Date: Wed Jul 13 01:48:14 2011
HibernationDevice: RESUME=UUID=e460d571-a202-49f1-9d78-88be293de4d4
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
MachineType: Dell Inc. Inspiron M5040
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=a532743c-4348-4f33-8757-49c0d8fa0b95 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-8-generic N/A
 linux-backports-modules-2.6.38-8-generic N/A
 linux-firmware 1.52
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/21/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: X16
dmi.board.name: 4IP010
dmi.board.vendor: Dell Inc.
dmi.board.version: X16
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias: dmi:bvnDellInc.:bvrX16:bd04/21/2011:svnDellInc.:pnInspironM5040:pvrNotSpecified:rvnDellInc.:rn4IP010:rvrX16:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Inspiron M5040
dmi.product.version: Not Specified
dmi.sys.vendor: Dell Inc.