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Thread: Cannot make Bluetooth discoverable

  1. #1
    Join Date
    Oct 2013
    Location
    Kolkata, India
    Beans
    44
    Distro
    Ubuntu 22.04 Jammy Jellyfish

    Cannot make Bluetooth discoverable

    Hi;

    I am dual booting Windows 10 with Ubuntu 18 and I cannot seem to use my Bluetooth. The GUI Bluetooth manager given by the OS detects that there is a bluetooth, but cannot discover any other device. Neither can I detect my device from any other device.

    Any help is appreciated. I have added the output of some relevant commands.


    Code:
    amitb@amit-PC:/media/amitb/Ubuntu 18.04 LTS amd64$ lspci -nnk | grep -iA2 net; lsusb; hciconfig -a; dmesg | egrep -i 'blue|firm'
    01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 07)
        Subsystem: Hewlett-Packard Company RTL810xE PCI Express Fast Ethernet controller [103c:81db]
        Kernel driver in use: r8169
        Kernel modules: r8169
    02:00.0 Network controller [0280]: Broadcom Limited BCM43142 802.11b/g/n [14e4:4365] (rev 01)
        Subsystem: Hewlett-Packard Company BCM43142 802.11b/g/n [103c:804a]
        Kernel driver in use: wl
    Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
    Bus 001 Device 003: ID 0a5c:216d Broadcom Corp. 
    Bus 001 Device 002: ID 05c8:038f Cheng Uei Precision Industry Co., Ltd (Foxlink) 
    Bus 001 Device 004: ID 058f:6387 Alcor Micro Corp. Flash Drive
    Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
    hci0:    Type: Primary  Bus: USB
        BD Address: 44:1C:A8:B0:46:6C  ACL MTU: 1021:8  SCO MTU: 64:1
        UP RUNNING PSCAN ISCAN 
        RX bytes:6994 acl:0 sco:0 events:943 errors:0
        TX bytes:15253 acl:0 sco:0 commands:816 errors:0
        Features: 0xff 0xfe 0xcf 0xfe 0xdb 0xff 0x7b 0x87
        Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 
        Link policy: RSWITCH HOLD SNIFF 
        Link mode: SLAVE ACCEPT 
        Name: 'amit-PC'
        Class: 0x1c010c
        Service Classes: Rendering, Capturing, Object Transfer
        Device Class: Computer, Laptop
        HCI Version: 4.0 (0x6)  Revision: 0x0
        LMP Version: 4.0 (0x6)  Subversion: 0x210b
        Manufacturer: Broadcom Corporation (15)
    
    [    0.000000] [Firmware Bug]: TSC_DEADLINE disabled due to Errata; please update microcode to version: 0xb2 (or later)
    [    0.068752] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
    [    1.690810] [drm] Finished loading DMC firmware i915/skl_dmc_ver1_26.bin (v1.26)
    [    2.278151] psmouse serio1: elantech: assuming hardware version 4 (with firmware version 0x5e0f01)
    [   16.070958] Bluetooth: Core ver 2.22
    [   16.070974] Bluetooth: HCI device and connection manager initialized
    [   16.070976] Bluetooth: HCI socket layer initialized
    [   16.070978] Bluetooth: L2CAP socket layer initialized
    [   16.070982] Bluetooth: SCO socket layer initialized
    [   16.358396] Bluetooth: hci0: BCM: chip id 70
    [   16.359374] Bluetooth: hci0: BCM: features 0x06
    [   16.375377] Bluetooth: hci0: amit-PC
    [   16.375380] Bluetooth: hci0: BCM (001.001.011) build 0000
    [   16.436303] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2
    [   16.436306] Bluetooth: hci0: BCM: Patch brcm/BCM.hcd not found
    [   18.460082] Bluetooth: hci0: command 0x1003 tx timeout
    [   25.260606] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
    [   25.260607] Bluetooth: BNEP filters: protocol multicast
    [   25.260610] Bluetooth: BNEP socket layer initialized
    [   27.804166] Bluetooth: hci0: command 0x1003 tx timeout
    [   69.425759] Bluetooth: RFCOMM TTY layer initialized
    [   69.425765] Bluetooth: RFCOMM socket layer initialized
    [   69.425769] Bluetooth: RFCOMM ver 1.11
    [  100.319364] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  116.195558] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  132.322575] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  159.203572] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  175.331367] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  191.201504] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  207.331561] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  223.203601] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  239.331331] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  255.203619] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  271.330539] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  287.203621] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  303.331621] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  319.203622] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  335.331573] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  351.203617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  367.332623] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  383.203618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  399.331616] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  415.203636] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  431.331617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  447.203385] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  463.331572] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  479.203577] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  495.331618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  511.204567] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  527.331617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  543.203457] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  559.332622] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  575.203618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  591.331617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  607.203617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  623.331618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  639.203423] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  655.331569] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  671.203618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  687.331617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  703.204576] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  719.331383] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  734.399549] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
    [  735.203569] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  751.330330] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  767.206360] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  783.331580] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  799.203575] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  815.332437] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  831.203573] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  847.331400] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  863.203610] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  879.331578] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  895.203618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  911.331440] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  927.203605] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  943.332618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  959.203578] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  975.331478] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [  991.203576] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1007.331608] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1023.203617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1039.331392] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1055.204631] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1071.332628] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1087.203374] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1103.331602] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1119.203416] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1135.330567] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1151.203617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1167.331563] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1183.203618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1199.331336] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1215.292164] Bluetooth: hci0: command 0x1003 tx timeout
    [ 1221.348423] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1237.219578] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1253.347620] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1269.218459] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1285.347619] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1301.219618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1317.351455] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1333.220389] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1349.347580] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1365.219608] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1381.347609] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1397.219616] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1413.347581] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1429.219569] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1445.347390] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1461.219580] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1477.348584] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1493.219618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1509.348424] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1525.219618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1541.347618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1557.219473] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1573.347619] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1589.220625] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1605.348629] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1621.219620] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1637.347618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1653.219617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1669.347616] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1685.218590] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1701.347575] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1717.219617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1733.347619] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1749.219620] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1765.347604] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1781.219616] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1797.347620] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1813.219434] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1829.348617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1845.219614] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1861.348625] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1877.219618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1893.347620] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1909.219618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1925.348618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1941.220481] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1957.347618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1973.219612] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 1989.348617] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2005.220625] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2021.347619] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2037.220618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2053.347618] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2069.219616] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2085.347610] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2101.219577] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2117.347621] Bluetooth: hci0: last event is not cmd complete (0x0f)
    [ 2133.219519] Bluetooth: hci0: last event is not cmd complete (0x0f)
    Last edited by Agnishom_Chattopadhyay; September 13th, 2018 at 07:59 AM.

  2. #2
    Join Date
    Sep 2013
    Beans
    5

    Re: Cannot make Bluetooth discoverable


  3. #3
    Join Date
    Oct 2013
    Location
    Kolkata, India
    Beans
    44
    Distro
    Ubuntu 22.04 Jammy Jellyfish

    Re: Cannot make Bluetooth discoverable

    Running
    Code:
    lsusb
    is not helping. I can only get this much information:

    Code:
    Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
    Bus 001 Device 003: ID 0a5c:216d Broadcom Corp. 
    Bus 001 Device 002: ID 05c8:038f Cheng Uei Precision Industry Co., Ltd (Foxlink)

  4. #4
    Join Date
    May 2014
    Location
    /home
    Beans
    10,939
    Distro
    Ubuntu 20.04 Focal Fossa

    Re: Cannot make Bluetooth discoverable

    That tells you that 0a5c:216d is the bluetooth device, so download https://github.com/winterheart/broad...-0a5c-216d.hcd
    Then do
    Code:
    dmesg | egrep -i 'blue|firm'
    To see what the file needs to be named

  5. #5
    Join Date
    Oct 2013
    Location
    Kolkata, India
    Beans
    44
    Distro
    Ubuntu 22.04 Jammy Jellyfish

    Re: Cannot make Bluetooth discoverable

    When I run the command above, I get the following:

    Code:
    42134.236395] Modules linked in: cmac rfcomm bnep nls_iso8859_1 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_hdmi kvm btusb(OE) btrtl btbcm snd_hda_codec_realtek snd_hda_codec_generic snd_soc_skl btintel irqbypass snd_soc_skl_ipc snd_hda_ext_core bluetooth snd_soc_sst_dsp crct10dif_pclmul crc32_pclmul snd_soc_sst_ipc ecdh_generic ghash_clmulni_intel snd_soc_acpi uvcvideo pcbc snd_soc_core videobuf2_vmalloc snd_compress ac97_bus snd_pcm_dmaengine videobuf2_memops videobuf2_v4l2 videobuf2_core aesni_intel videodev aes_x86_64 media snd_hda_intel snd_hda_codec snd_hda_core crypto_simd input_leds snd_hwdep snd_pcm wl(POE) joydev glue_helper serio_raw snd_seq_midi snd_seq_midi_event cryptd hp_wmi sparse_keymap snd_rawmidi cfg80211 intel_cstate intel_rapl_perf mei_me intel_pch_thermal

  6. #6
    Join Date
    May 2014
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    Beans
    10,939
    Distro
    Ubuntu 20.04 Focal Fossa

    Re: Cannot make Bluetooth discoverable

    Just rename that downloaded file as /lib/firmware/brcm/BCM.hcd and reboot

  7. #7
    Join Date
    Oct 2013
    Location
    Kolkata, India
    Beans
    44
    Distro
    Ubuntu 22.04 Jammy Jellyfish

    Re: Cannot make Bluetooth discoverable

    This worked! Thanks

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