Results 1 to 3 of 3

Thread: bluetoth stop working

  1. #1
    Join Date
    Dec 2006
    Beans
    3

    bluetoth stop working

    Bluetooth working correctly, but today after resume from sleeping mode stop working. No device listed!

    milan@IdeaPad-Slim-5MH:~$ uname -r; lsusb; sudo dmesg | egrep -i 'blue|firm'; hcitool dev
    6.2.0-36-generic
    Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
    Bus 003 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 002: ID 30c9:00a8 Luxvisions Innotech Limited Integrated RGB Camera
    Bus 001 Device 004: ID 413c:2514 Dell Computer Corp. Dell Universal Receiver
    Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
    [ 0.100767] Spectre V2 : Enabling Restricted Speculation for firmware calls
    [ 0.301333] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
    [ 0.322932] [Firmware Info]: PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] not reserved in ACPI motherboard resources
    [ 0.342123] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
    [ 3.194383] [drm] Loading DMUB firmware via PSP: version=0x0101001F
    [ 3.195342] [drm] Found VCN firmware Version ENC: 1.16 DEC: 5 VEP: 0 Revision: 3
    [ 3.195351] amdgpu 0000:04:00.0: amdgpu: Will use PSP to load VCN firmware
    [ 6.820339] mt7921e 0000:03:00.0: WM Firmware Version: ____010000, Build Time: 20220209150915
    [ 255.739745] Bluetooth: Core ver 2.22
    [ 255.739783] NET: Registered PF_BLUETOOTH protocol family
    [ 255.739785] Bluetooth: HCI device and connection manager initialized
    [ 255.739790] Bluetooth: HCI socket layer initialized
    [ 255.739794] Bluetooth: L2CAP socket layer initialized
    [ 255.739798] Bluetooth: SCO socket layer initialized
    [ 283.992928] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
    [ 283.992934] Bluetooth: BNEP filters: protocol multicast
    [ 283.992939] Bluetooth: BNEP socket layer initialized
    [ 7419.978695] atkbd serio0: Disabling IRQ1 wakeup source to avoid platform firmware bug
    Devices:

    milan@IdeaPad-Slim-5MH:~$ lspci -knn | grep Net -A3; rfkill list
    03:00.0 Network controller [0280]: MEDIATEK Corp. MT7921 802.11ax PCI Express Wireless Network Adapter [14c3:7961]
    DeviceName: Realtek RTL8111E Ethernet LOM
    Subsystem: Lenovo Device [17aa:e0bc]
    Kernel driver in use: mt7921e
    0: ideapad_wlan: Wireless LAN
    Soft blocked: no
    Hard blocked: no
    1: ideapad_bluetooth: Bluetooth
    Soft blocked: no
    Hard blocked: no
    2: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no

  2. #2
    Join Date
    Dec 2006
    Beans
    3

    Re: bluetoth stop working

    this is on syslog:
    Bluetooth: hci0: Opcode 0x c52 failed: -110
    Bluetooth: hci0: command 0x0c52 tx timeout
    Bluetooth: hci0: Opcode 0x c52 failed: -110
    this means Bluetooth is dead?

  3. #3
    Join Date
    Sep 2017
    Beans
    1

Tags for this Thread

Bookmarks

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •