dtigue@netsol-lappy:~$ uname -a; lspci -nnk | grep -iA2 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetooth
Linux netsol-lappy 3.19.0-16-generic #16-Ubuntu SMP Thu Apr 30 16:09:58 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
00:19.0 Ethernet controller [0200]: Intel Corporation 82577LM Gigabit Network Connection [8086:10ea] (rev 05)
Subsystem: Dell Latitude E6410 [1028:040a]
Kernel driver in use: e1000e
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02:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6200 [8086:422c] (rev 35)
Subsystem: Intel Corporation Centrino Advanced-N 6200 2x2 AGN [8086:1321]
Kernel driver in use: iwlwifi
Bus 002 Device 005: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor
Bus 002 Device 003: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 05ca:1814 Ricoh Co., Ltd HD Webcam
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[ 1.695704] usb 2-1.7: Product: DW375 Bluetooth Module
[ 9.864175] Bluetooth: Core ver 2.20
[ 9.864200] Bluetooth: HCI device and connection manager initialized
[ 9.864206] Bluetooth: HCI socket layer initialized
[ 9.864209] Bluetooth: L2CAP socket layer initialized
[ 9.864216] Bluetooth: SCO socket layer initialized
[ 20.364478] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 20.364482] Bluetooth: BNEP filters: protocol multicast
[ 20.364488] Bluetooth: BNEP socket layer initialized
[ 86.549945] usb 2-1.7: Product: DW375 Bluetooth Module
[ 86.604795] Bluetooth: RFCOMM TTY layer initialized
[ 86.604804] Bluetooth: RFCOMM socket layer initialized
[ 86.604810] Bluetooth: RFCOMM ver 1.11
[ 1045.085129] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1049.183471] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1339.921473] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1390.896082] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1497.294905] Bluetooth: RFCOMM TTY layer initialized
[ 1497.294914] Bluetooth: RFCOMM socket layer initialized
[ 1497.294922] Bluetooth: RFCOMM ver 1.11
[ 1500.529720] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1518.976596] usb 2-1.7: Product: DW375 Bluetooth Module
[ 1801.257421] usb 2-1.7: Product: DW375 Bluetooth Module
[ 0.233841] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 9.397133] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-6000-6.ucode failed with error -2
[ 9.397399] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-6000-5.ucode failed with error -2
[ 9.524610] iwlwifi 0000:02:00.0: loaded firmware version 9.221.4.1 build 25532 op_mode iwldvm
bluetooth 491520 11 bnep,btusb,rfcomm