bluetooth problems Cambridge Silicon Radio

[Jeremy Ardley]

I've just got a new bluetooth dongle that says V5.0 on the case. I think it uses Cambridge Silicon Radio

lsusb
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 003: ID 0c45:6340 Microdia Camera

Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 002: ID 0480:0900 Toshiba America Inc
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

Bus 001 Device 003: ID 1a40:0101 Terminus Technology Inc. Hub
Bus 001 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

sudo hcitool dev
Devices:

bluetoothctl
Agent registered
[bluetooth]# show
No default controller available

Running hciconfig and monitoring with hcidump I get

sudo hciconfig hci0 up
Can't init device hci0: Invalid argument (22)

sudo hcidump -X

HCI sniffer - Bluetooth packet analyzer ver 5.50
device: hci0 snap_len: 1500 filter: 0xffffffffffffffff
< HCI Command: Reset (0x03|0x0003) plen 0
> HCI Event: Command Complete (0x0e) plen 4
    Reset (0x03|0x0003) ncmd 1
    status 0x00
< HCI Command: Read Local Supported Features (0x04|0x0003) plen 0
> HCI Event: Command Complete (0x0e) plen 12
    Read Local Supported Features (0x04|0x0003) ncmd 1
    status 0x00
    Features: 0xbf 0x3e 0x4d 0xfa 0xdb 0x3d 0x7b 0xc7
< HCI Command: Read Local Version Information (0x04|0x0001) plen 0
> HCI Event: Command Complete (0x0e) plen 12
    Read Local Version Information (0x04|0x0001) ncmd 1
    status 0x00
    HCI Version: 5.0 (0x9) HCI Revision: 0x810
    LMP Version: 5.0 (0x9) LMP Subversion: 0x2312
    Manufacturer: Cambridge Silicon Radio (10)
< HCI Command: Read BD ADDR (0x04|0x0009) plen 0
> HCI Event: Command Complete (0x0e) plen 10
    Read BD ADDR (0x04|0x0009) ncmd 1
    status 0x00 bdaddr 00:1A:7D:DA:71:13
< HCI Command: Read Buffer Size (0x04|0x0005) plen 0
> HCI Event: Command Complete (0x0e) plen 11
    Read Buffer Size (0x04|0x0005) ncmd 1
    status 0x00
    ACL MTU 679:8 SCO MTU 48:16
< HCI Command: Read Class of Device (0x03|0x0023) plen 0
> HCI Event: Command Complete (0x0e) plen 7
    Read Class of Device (0x03|0x0023) ncmd 1
    status 0x00 class 0x000000
< HCI Command: Read Local Name (0x03|0x0014) plen 0
> HCI Event: Command Complete (0x0e) plen 252
    Read Local Name (0x03|0x0014) ncmd 1
    status 0x00 name 'CSR8510 A10.'
< HCI Command: Read Voice Setting (0x03|0x0025) plen 0
> HCI Event: Command Complete (0x0e) plen 6
    Read Voice Setting (0x03|0x0025) ncmd 1
    status 0x00 voice setting 0x0000
< HCI Command: Read Number of Supported IAC (0x03|0x0038) plen 0
> HCI Event: Command Complete (0x0e) plen 5
    Read Number of Supported IAC (0x03|0x0038) ncmd 1
    0000: 00 02                                             ..
< HCI Command: Read Current IAC LAP (0x03|0x0039) plen 0
> HCI Event: Command Complete (0x0e) plen 8
    Read Current IAC LAP (0x03|0x0039) ncmd 1
    IAC 0x9e8b33 (General Inquiry Access Code)
< HCI Command: Set Event Filter (0x03|0x0005) plen 1
    type 0 condition 0
    Clear all filters
> HCI Event: Command Complete (0x0e) plen 4
    Set Event Filter (0x03|0x0005) ncmd 1
    status 0x12
    Error: Invalid HCI Command Parameters

On kernel



Any suggestions on how to progress?

--
Jeremy

Bus 003 Device 002: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 001 Device 006: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode) Linux client.bronzemail.com 4.19.0-14-amd64 #1 SMP Debian 4.19.171-2 (2021-01-30) x86_64 GNU/Linux

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