Re: Unable to Detect Bluetooth Device on Macbook Pro 9,2 (Mid-201213")

From: Marcel Holtmann
Date: Tue Jul 31 2012 - 11:54:04 EST


Hi Shea,

> Please CC me on response, I am not subscribed to the list.
>
> hcitool is unable to detect my laptop's bluetooth device:
>
> $ lsusb
> Bus 004 Device 009: ID 05ac:821d Apple, Inc.
> Bus 004 Device 008: ID 05ac:820b Apple, Inc.
> Bus 004 Device 007: ID 05ac:820a Apple, Inc.
> Bus 004 Device 006: ID 05ac:0252 Apple, Inc.
> Bus 004 Device 005: ID 05ac:8242 Apple, Inc. IR Receiver [built-in]
> Bus 004 Device 004: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub
> (part of BCM2046 Bluetooth)
> Bus 004 Device 003: ID 0424:2513 Standard Microsystems Corp.
> Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
> Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 003 Device 003: ID 05ac:8509 Apple, Inc.
> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 003 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
>
> $ dmesg
> <snip>
> [ 4.744248] usb 4-1.8.1.3: new full-speed USB device number 9 using
> ehci_hcd
> [ 4.822041] usb 4-1.8.1.3: New USB device found, idVendor=05ac,
> idProduct=821d
> [ 4.822830] usb 4-1.8.1.3: New USB device strings: Mfr=1, Product=2,
> SerialNumber=0
> [ 4.823582] usb 4-1.8.1.3: Product: Bluetooth USB Host Controller
> [ 4.824329] usb 4-1.8.1.3: Manufacturer: Apple Inc.
> <snip>
>
> $ hciconfig -a
>
> $ hcitool dev
> Devices:
>
> $ lsmod | grep bluetooth
> bluetooth 187731 0
> rfkill 15546 2 bluetooth,cfg80211
> crc16 1311 2 bluetooth,ext4
>
> Any ideas?

include /sys/kernel/debug/usb/devices details for this device.

Regards

Marcel


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