☰

Ubuntu 22.04 未检测到蓝牙

tag-icon • tag-icon bluetooth 22.04
Ubuntu 22.04 未检测到蓝牙

我知道有类似的问题，但所有问题都可以通过添加缺失的固件来解决/lib/firmware/ar3k。这不是我的问题，因为：

sudo dmesg |grep -i bluetooth

给出（请注意没有错误）：

[    3.316369] NET: Registered PF_BLUETOOTH protocol family
[    3.316370] Bluetooth: HCI device and connection manager initialized
[    3.316375] Bluetooth: HCI socket layer initialized
[    3.316377] Bluetooth: L2CAP socket layer initialized
[    3.316380] Bluetooth: SCO socket layer initialized
[    4.275289] Bluetooth: hci0: Device setup in 139936 usecs
[    5.169408] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[    5.169413] Bluetooth: BNEP filters: protocol multicast
[    5.169417] Bluetooth: BNEP socket layer initialized
[   12.779673] Bluetooth: RFCOMM TTY layer initialized
[   12.779688] Bluetooth: RFCOMM socket layer initialized
[   12.779695] Bluetooth: RFCOMM ver 1.11

此外：

ls /lib/firmware/ar3k

分发：

1020200      AthrBT_0x01020001.dfu  AthrBT_0x31010100.dfu    ramps_0x01020201_40.dfu
1020201      AthrBT_0x01020200.dfu  AthrBT_0x41020000.dfu    ramps_0x11020000_40.dfu
1020201coex  AthrBT_0x01020201.dfu  ramps_0x01020001_26.dfu  ramps_0x11020100_40.dfu
30000        AthrBT_0x11020000.dfu  ramps_0x01020200_26.dfu  ramps_0x31010000_40.dfu
30101        AthrBT_0x11020100.dfu  ramps_0x01020200_40.dfu  ramps_0x31010100_40.dfu
30101coex    AthrBT_0x31010000.dfu  ramps_0x01020201_26.dfu  ramps_0x41020000_40.dfu

编辑：

lspci -knn | grep Net -A3

给我：

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

lsusb返回：

Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 048d:c966 Integrated Technology Express, Inc. ITE Device(8176)
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 004: ID 0489:e0cd Foxconn / Hon Hai Wireless_Device
Bus 001 Device 003: ID 13d3:56ff IMC Networks Integrated Camera
Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

相关内容