TL;DR: I would like if Bluetooth turned on on boot.
I have a Bluetooth 5.1 usb adapter. It works in Windows 11.
In Ubuntu 23.04 (also 22.10), it doesn't turn on at start. I have to manually re-insert the dongle.
It seems like on boot, system recognizes it as an Ethernet dongle?
Not working:
// sudo dmesg |grep -i bluetooth
[ 5.002579] Bluetooth: Core ver 2.22
[ 5.002607] NET: Registered PF_BLUETOOTH protocol family
[ 5.002609] Bluetooth: HCI device and connection manager initialized
[ 5.002612] Bluetooth: HCI socket layer initialized
[ 5.002614] Bluetooth: L2CAP socket layer initialized
[ 5.002618] Bluetooth: SCO socket layer initialized
[ 5.284635] Bluetooth: hci0: CSR: Setting up dongle with HCI ver=9 rev=0001
[ 5.284639] Bluetooth: hci0: LMP ver=9 subver=0001; manufacturer=2279
[ 5.284640] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding workarounds and force-suspending once...
[ 5.284643] Bluetooth: hci0: CSR: Couldn't suspend the device for our Barrot 8041a02 receive-issue workaround
[ 5.284646] Bluetooth: hci0: HCI Delete Stored Link Key command is advertised, but not supported.
[ 5.284648] Bluetooth: hci0: HCI Read Default Erroneous Data Reporting command is advertised, but not supported.
[ 5.284649] Bluetooth: hci0: HCI Set Event Filter command not supported.
[ 6.232147] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 6.232152] Bluetooth: BNEP filters: protocol multicast
[ 6.232156] Bluetooth: BNEP socket layer initialized
[ 7.854660] Bluetooth: hci0: Opcode 0x1005 failed: -110
Working:
// sudo dmesg |grep -i bluetooth
[ 337.650631] Bluetooth: hci0: CSR: Setting up dongle with HCI ver=9 rev=0001
[ 337.650640] Bluetooth: hci0: LMP ver=9 subver=0001; manufacturer=2279
[ 337.650644] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding workarounds and force-suspending once...
[ 337.650650] Bluetooth: hci0: CSR: Couldn't suspend the device for our Barrot 8041a02 receive-issue workaround
[ 337.650658] Bluetooth: hci0: HCI Delete Stored Link Key command is advertised, but not supported.
[ 337.650661] Bluetooth: hci0: HCI Read Default Erroneous Data Reporting command is advertised, but not supported.
[ 337.650664] Bluetooth: hci0: HCI Set Event Filter command not supported.
[ 338.355139] Bluetooth: MGMT ver 1.22
[ 338.453746] Bluetooth: RFCOMM TTY layer initialized
[ 338.453761] Bluetooth: RFCOMM socket layer initialized
[ 338.453770] Bluetooth: RFCOMM ver 1.11
MORE LOGS:
Before reconnecting:
// rfkill list
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
// hciconfig -a
hci0: Type: Primary Bus: USB
BD Address: 04:7F:0E:37:0F:FB ACL MTU: 0:0 SCO MTU: 0:0
DOWN
RX bytes:179 acl:0 sco:0 events:10 errors:0
TX bytes:276 acl:0 sco:0 commands:11 errors:0
Features: 0xbf 0xee 0xcd 0xfe 0xdb 0xff 0x7b 0x87
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV3
Link policy:
Link mode: PERIPHERAL ACCEPT
// sudo systemctl status bluetooth.service
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; preset: en>
Active: active (running)
Docs: man:bluetoothd(8)
Main PID: 838 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─838 /usr/lib/bluetooth/bluetoothd
After reconnecting:
// rfkill list
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
// hciconfig -a
hci0: Type: Primary Bus: USB
BD Address: 04:7F:0E:37:0F:FB ACL MTU: 1021:9 SCO MTU: 255:4
UP RUNNING
RX bytes:4299 acl:148 sco:0 events:157 errors:0
TX bytes:4283 acl:81 sco:0 commands:71 errors:0
Features: 0xbf 0xee 0xcd 0xfe 0xdb 0xff 0x7b 0x87
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV3
Link policy: RSWITCH SNIFF
Link mode: PERIPHERAL ACCEPT
Name: 'xxxxxPC'
Class: 0x6c0104
Service Classes: Rendering, Capturing, Audio, Telephony
Device Class: Computer, Desktop workstation
HCI Version: 5.1 (0xa) Revision: 0x89
LMP Version: 5.1 (0xa) Subversion: 0x89
Manufacturer: Barrot Technology Limited (2279)
// sudo systemctl status bluetooth.service
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; preset: enabled)
Active: active (running)
Docs: man:bluetoothd(8)
Main PID: 838 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─838 /usr/lib/bluetooth/bluetoothd
