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Hello friends, I hope you are well. For the first time I will post here since a week ago I bought a Bluetooth Dongle V 5.0 to use with my wireless headphones on my trusty Arch but it happened that my interface stops after connecting it, just seconds after connecting it.
These are my outputs:
lsusb:
Bus 005 Device 003: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode)
dmesg:
sudo dmesg | grep Bluetooth
[ 21.251294] Bluetooth: Core ver 2.22
[ 21.251375] Bluetooth: HCI device and connection manager initialized
[ 21.251387] Bluetooth: HCI socket layer initialized
[ 21.251392] Bluetooth: L2CAP socket layer initialized
[ 21.251404] Bluetooth: SCO socket layer initialized
[ 22.065331] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding workarounds and force-suspending once...
[ 22.065347] Bluetooth: hci0: CSR: Couldn't suspend the device for our Barrot 8041a02 receive-issue workaround
[ 24.697621] Bluetooth: hci0: Opcode 0x c01 failed: -110
[ 24.701158] Bluetooth: hci0: command tx timeout
[ 27.919142] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 27.919154] Bluetooth: BNEP filters: protocol multicast
[ 27.919163] Bluetooth: BNEP socket layer initialized
[ 92.139711] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding workarounds and force-suspending once...
[ 92.139731] Bluetooth: hci0: CSR: Couldn't suspend the device for our Barrot 8041a02 receive-issue workaround
[ 94.884255] Bluetooth: hci0: command 0x0c01 tx timeout
[ 94.884254] Bluetooth: hci0: Opcode 0x c01 failed: -110
btmon:
Bluetooth monitor ver 5.64
= Note: Linux version 5.18.1-arch1-1 (x86_64) 0.532792
= Note: Bluetooth subsystem version 2.22 0.532796
= New Index: 04:7F:0E:0C:FF:C1 (Primary,USB,hci0) [hci0] 0.532797
@ MGMT Open: bluetoothd (privileged) version 1.22 {0x0001} 0.532799
= Delete Index: 04:7F:0E:0C:FF:C1 [hci0] 5.227193
= New Index: 00:00:00:00:00:00 (Primary,USB,hci0) [hci0] 10.879626
= Open Index: 00:00:00:00:00:00 [hci0] 10.879676
< HCI Command: Read Local Version Information (0x04|0x0001) plen 0 #1 [hci0] 10.879888
> HCI Event: Command Complete (0x0e) plen 12 #2 [hci0] 10.882317
Read Local Version Information (0x04|0x0001) ncmd 1
Status: Success (0x00)
HCI version: Bluetooth 5.0 (0x09) - Revision 1 (0x0001)
LMP version: Bluetooth 5.0 (0x09) - Subversion 1 (0x0001)
Manufacturer: Barrot Technology Limited (2279)
< HCI Command: Reset (0x03|0x0003) plen 0 #3 [hci0] 10.882446
> HCI Event: Command Complete (0x0e) plen 4 #4 [hci0] 11.381303
Reset (0x03|0x0003) ncmd 1
Status: Success (0x00)
< HCI Command: Read Local Supported Features (0x04|0x0003) plen 0 #5 [hci0] 11.381377
> HCI Event: Command Complete (0x0e) plen 12 #6 [hci0] 11.383294
Read Local Supported Features (0x04|0x0003) ncmd 1
Status: Success (0x00)
Features: 0xbf 0xee 0xcd 0xfe 0xdb 0xff 0x7b 0x87
3 slot packets
5 slot packets
Encryption
Slot offset
Timing accuracy
Role switch
Sniff mode
Power control requests
Channel quality driven data rate (CQDDR)
SCO link
HV3 packets
u-law log synchronous data
A-law log synchronous data
CVSD synchronous data
Power control
Transparent synchronous data
Flow control lag (most significant bit)
Broadcast Encryption
Enhanced Data Rate ACL 2 Mbps mode
Enhanced Data Rate ACL 3 Mbps mode
Enhanced inquiry scan
Interlaced inquiry scan
Interlaced page scan
RSSI with inquiry results
Extended SCO link (EV3 packets)
EV4 packets
EV5 packets
AFH capable peripheral
AFH classification peripheral
LE Supported (Controller)
3-slot Enhanced Data Rate ACL packets
5-slot Enhanced Data Rate ACL packets
Sniff subrating
Pause encryption
AFH capable central
AFH classification central
Enhanced Data Rate eSCO 2 Mbps mode
Enhanced Data Rate eSCO 3 Mbps mode
3-slot Enhanced Data Rate eSCO packets
Extended Inquiry Response
Simultaneous LE and BR/EDR (Controller)
Secure Simple Pairing
Encapsulated PDU
Erroneous Data Reporting
Non-flushable Packet Boundary Flag
Link Supervision Timeout Changed Event
Inquiry TX Power Level
Enhanced Power Control
Extended features
< HCI Command: Read Local Version Information (0x04|0x0001) plen 0 #7 [hci0] 11.383336
> HCI Event: Command Complete (0x0e) plen 12 #8 [hci0] 11.385295
Read Local Version Information (0x04|0x0001) ncmd 1
Status: Success (0x00)
HCI version: Bluetooth 5.0 (0x09) - Revision 135 (0x0087)
LMP version: Bluetooth 5.0 (0x09) - Subversion 135 (0x0087)
Manufacturer: Barrot Technology Limited (2279)
< HCI Command: Read BD ADDR (0x04|0x0009) plen 0 #9 [hci0] 11.385338
> HCI Event: Command Complete (0x0e) plen 10 #10 [hci0] 11.387289
Read BD ADDR (0x04|0x0009) ncmd 1
Status: Success (0x00)
Address: 04:7F:0E:0C:FF:C1 (Barrot Technology Limited)
< HCI Command: Read Buffer Size (0x04|0x0005) plen 0 #11 [hci0] 11.387350
> HCI Event: Command Complete (0x0e) plen 11 #12 [hci0] 11.389297
Read Buffer Size (0x04|0x0005) ncmd 1
Status: Success (0x00)
ACL MTU: 1021 ACL max packet: 9
SCO MTU: 255 SCO max packet: 4
< HCI Command: Read Class of Device (0x03|0x0023) plen 0 #13 [hci0] 11.389346
> HCI Event: Command Complete (0x0e) plen 7 #14 [hci0] 11.390308
Read Class of Device (0x03|0x0023) ncmd 1
Status: Success (0x00)
Class: 0x000000
Major class: Miscellaneous
Minor class: 0x00
< HCI Command: Read Local Name (0x03|0x0014) plen 0 #15 [hci0] 11.390348
> HCI Event: Command Complete (0x0e) plen 252 #16 [hci0] 11.422292
Read Local Name (0x03|0x0014) ncmd 1
Status: Success (0x00)
Name:
< HCI Command: Read Voice Setting (0x03|0x0025) plen 0 #17 [hci0] 11.422387
> HCI Event: Command Complete (0x0e) plen 6 #18 [hci0] 11.424339
Read Voice Setting (0x03|0x0025) ncmd 1
Status: Success (0x00)
Setting: 0x0000
Input Coding: Linear
Input Data Format: 1's complement
Input Sample Size: 8-bit
# of bits padding at MSB: 0
Air Coding Format: CVSD
< HCI Command: Read Number of Supported IAC (0x03|0x0038) plen 0 #19 [hci0] 11.424426
> HCI Event: Command Complete (0x0e) plen 5 #20 [hci0] 11.426294
Read Number of Supported IAC (0x03|0x0038) ncmd 1
Status: Success (0x00)
Number of IAC: 1
< HCI Command: Read Current IAC LAP (0x03|0x0039) plen 0 #21 [hci0] 11.426360
> HCI Event: Command Complete (0x0e) plen 8 #22 [hci0] 11.428288
Read Current IAC LAP (0x03|0x0039) ncmd 1
Status: Success (0x00)
Number of IAC: 1
Access code: 0x9e8b33 (General Inquiry)
< HCI Command: Write Connection Accept Timeout (0x03|0x0016) plen 2 #23 [hci0] 11.428351
Timeout: 20000.000 msec (0x7d00)
> HCI Event: Command Complete (0x0e) plen 4 #24 [hci0] 11.430295
Write Connection Accept Timeout (0x03|0x0016) ncmd 1
Status: Success (0x00)
< HCI Command: LE Read Buffer Size (0x08|0x0002) plen 0 #25 [hci0] 11.430357
> HCI Event: Command Complete (0x0e) plen 7 #26 [hci0] 11.432294
LE Read Buffer Size (0x08|0x0002) ncmd 1
Status: Success (0x00)
Data packet length: 251
Num data packets: 6
< HCI Command: LE Read Local Supported Features (0x08|0x0003) plen 0 #27 [hci0] 11.432356
> HCI Event: Command Complete (0x0e) plen 12 #28 [hci0] 11.434298
LE Read Local Supported Features (0x08|0x0003) ncmd 1
Status: Success (0x00)
Features: 0xff 0xf8 0x01 0x00 0x00 0x00 0x00 0x00
LE Encryption
Connection Parameter Request Procedure
Extended Reject Indication
Peripheral-initiated Features Exchange
LE Ping
LE Data Packet Length Extension
LL Privacy
Extended Scanner Filter Policies
LE Coded PHY
LE Extended Advertising
LE Periodic Advertising
Channel Selection Algorithm #2
LE Power Class 1
Minimum Number of Used Channels Procedure
< HCI Command: LE Read Supported States (0x08|0x001c) plen 0 #29 [hci0] 11.434357
> HCI Event: Command Complete (0x0e) plen 12 #30 [hci0] 11.436294
LE Read Supported States (0x08|0x001c) ncmd 1
Status: Success (0x00)
States: 0x000003ffffffffff
Non-connectable Advertising State
Scannable Advertising State
Connectable Advertising State
High Duty Cycle Directed Advertising State
Passive Scanning State
Active Scanning State
Initiating State
and Connection State (Central Role)
Connection State (Peripheral Role)
Non-connectable Advertising State
and Passive Scanning State
Scannable Advertising State
and Passive Scanning State
Connectable Advertising State
and Passive Scanning State
High Duty Cycle Directed Advertising State
and Passive Scanning State
Non-connectable Advertising State
and Active Scanning State
Scannable Advertising State
and Active Scanning State
Connectable Advertising State
and Active Scanning State
High Duty Cycle Directed Advertising State
and Active Scanning State
Non-connectable Advertising State
and Initiating State
Scannable Advertising State
and Initiating State
Non-connectable Advertising State
and Connection State (Central Role)
Scannable Advertising State
and Connection State (Central Role)
Non-connectable Advertising State
and Connection State (Peripheral Role)
Scannable Advertising State
and Connection State (Peripheral Role)
Passive Scanning State
and Initiating State
Active Scanning State
and Initiating State
Passive Scanning State
and Connection State (Central Role)
Active Scanning State
and Connection State (Central Role)
Passive Scanning State
and Connection State (Peripheral Role)
Active Scanning State
and Connection State (Peripheral Role)
Initiating State
and Connection State (Central Role)
and Central Role & Central Role
Low Duty Cycle Directed Advertising State
Low Duty Cycle Directed Advertising State
and Passive Scanning State
Low Duty Cycle Directed Advertising State
and Active Scanning State
Connectable Advertising State
and Initiating State
and Central Role & Peripheral Role
High Duty Cycle Directed Advertising State
and Initiating State
and Central Role & Peripheral Role
Low Duty Cycle Directed Advertising State
and Initiating State
and Central Role & Peripheral Role
Connectable Advertising State
and Connection State (Central Role)
and Central Role & Peripheral Role
High Duty Cycle Directed Advertising State
and Connection State (Central Role)
and Central Role & Peripheral Role
Low Duty Cycle Directed Advertising State
and Connection State (Central Role)
and Central Role & Peripheral Role
Connectable Advertising State
and Connection State (Peripheral Role)
and Central Role & Peripheral Role
High Duty Cycle Directed Advertising State
and Connection State (Peripheral Role)
and Peripheral Role & Peripheral Role
Low Duty Cycle Directed Advertising State
and Connection State (Peripheral Role)
and Peripheral Role & Peripheral Role
Initiating State
and Connection State (Peripheral Role)
and Central Role & Peripheral Role
< HCI Command: Read Local Supported Commands (0x04|0x0002) plen 0 #31 [hci0] 11.436356
> HCI Event: Command Complete (0x0e) plen 68 #32 [hci0] 11.446291
Read Local Supported Commands (0x04|0x0002) ncmd 1
Status: Success (0x00)
Commands: 220 entries
Inquiry (Octet 0 - Bit 0)
Inquiry Cancel (Octet 0 - Bit 1)
Periodic Inquiry Mode (Octet 0 - Bit 2)
Exit Periodic Inquiry Mode (Octet 0 - Bit 3)
Create Connection (Octet 0 - Bit 4)
Disconnect (Octet 0 - Bit 5)
Create Connection Cancel (Octet 0 - Bit 7)
Accept Connection Request (Octet 1 - Bit 0)
Reject Connection Request (Octet 1 - Bit 1)
Link Key Request Reply (Octet 1 - Bit 2)
Link Key Request Negative Reply (Octet 1 - Bit 3)
PIN Code Request Reply (Octet 1 - Bit 4)
PIN Code Request Negative Reply (Octet 1 - Bit 5)
Change Connection Packet Type (Octet 1 - Bit 6)
Authentication Requested (Octet 1 - Bit 7)
Set Connection Encryption (Octet 2 - Bit 0)
Change Connection Link Key (Octet 2 - Bit 1)
Temporary Link Key (Octet 2 - Bit 2)
Remote Name Request (Octet 2 - Bit 3)
Remote Name Request Cancel (Octet 2 - Bit 4)
Read Remote Supported Features (Octet 2 - Bit 5)
Read Remote Extended Features (Octet 2 - Bit 6)
Read Remote Version Information (Octet 2 - Bit 7)
Read Clock Offset (Octet 3 - Bit 0)
Read LMP Handle (Octet 3 - Bit 1)
Sniff Mode (Octet 4 - Bit 2)
Exit Sniff Mode (Octet 4 - Bit 3)
QoS Setup (Octet 4 - Bit 6)
Role Discovery (Octet 4 - Bit 7)
Switch Role (Octet 5 - Bit 0)
Read Link Policy Settings (Octet 5 - Bit 1)
Write Link Policy Settings (Octet 5 - Bit 2)
Read Default Link Policy Settings (Octet 5 - Bit 3)
Write Default Link Policy Settings (Octet 5 - Bit 4)
Flow Specification (Octet 5 - Bit 5)
Set Event Mask (Octet 5 - Bit 6)
Reset (Octet 5 - Bit 7)
Set Event Filter (Octet 6 - Bit 0)
Flush (Octet 6 - Bit 1)
Read PIN Type (Octet 6 - Bit 2)
Write PIN Type (Octet 6 - Bit 3)
Read Stored Link Key (Octet 6 - Bit 5)
Write Stored Link Key (Octet 6 - Bit 6)
Delete Stored Link Key (Octet 6 - Bit 7)
Write Local Name (Octet 7 - Bit 0)
Read Local Name (Octet 7 - Bit 1)
Read Connection Accept Timeout (Octet 7 - Bit 2)
Write Connection Accept Timeout (Octet 7 - Bit 3)
Read Page Timeout (Octet 7 - Bit 4)
Write Page Timeout (Octet 7 - Bit 5)
Read Scan Enable (Octet 7 - Bit 6)
Write Scan Enable (Octet 7 - Bit 7)
Read Page Scan Activity (Octet 8 - Bit 0)
Write Page Scan Activity (Octet 8 - Bit 1)
Read Inquiry Scan Activity (Octet 8 - Bit 2)
Write Inquiry Scan Activity (Octet 8 - Bit 3)
Read Authentication Enable (Octet 8 - Bit 4)
Write Authentication Enable (Octet 8 - Bit 5)
Read Class of Device (Octet 9 - Bit 0)
Write Class of Device (Octet 9 - Bit 1)
Read Voice Setting (Octet 9 - Bit 2)
Write Voice Setting (Octet 9 - Bit 3)
Read Automatic Flush Timeout (Octet 9 - Bit 4)
Write Automatic Flush Timeout (Octet 9 - Bit 5)
Read Num Broadcast Retransmissions (Octet 9 - Bit 6)
Write Num Broadcast Retransmissions (Octet 9 - Bit 7)
Read Transmit Power Level (Octet 10 - Bit 2)
Read Sync Flow Control Enable (Octet 10 - Bit 3)
Write Sync Flow Control Enable (Octet 10 - Bit 4)
Set Controller To Host Flow Control (Octet 10 - Bit 5)
Host Buffer Size (Octet 10 - Bit 6)
Host Number of Completed Packets (Octet 10 - Bit 7)
Read Link Supervision Timeout (Octet 11 - Bit 0)
Write Link Supervision Timeout (Octet 11 - Bit 1)
Read Number of Supported IAC (Octet 11 - Bit 2)
Read Current IAC LAP (Octet 11 - Bit 3)
Write Current IAC LAP (Octet 11 - Bit 4)
Set AFH Host Channel Classification (Octet 12 - Bit 1)
Read Inquiry Scan Type (Octet 12 - Bit 4)
Write Inquiry Scan Type (Octet 12 - Bit 5)
Read Inquiry Mode (Octet 12 - Bit 6)
Write Inquiry Mode (Octet 12 - Bit 7)
Read Page Scan Type (Octet 13 - Bit 0)
Write Page Scan Type (Octet 13 - Bit 1)
Read AFH Channel Assessment Mode (Octet 13 - Bit 2)
Write AFH Channel Assessment Mode (Octet 13 - Bit 3)
Read Local Version Information (Octet 14 - Bit 3)
Read Local Supported Features (Octet 14 - Bit 5)
Read Local Extended Features (Octet 14 - Bit 6)
Read Buffer Size (Octet 14 - Bit 7)
Read BD ADDR (Octet 15 - Bit 1)
Read Failed Contact Counter (Octet 15 - Bit 2)
Reset Failed Contact Counter (Octet 15 - Bit 3)
Read Link Quality (Octet 15 - Bit 4)
Read RSSI (Octet 15 - Bit 5)
Read AFH Channel Map (Octet 15 - Bit 6)
Read Clock (Octet 15 - Bit 7)
Read Loopback Mode (Octet 16 - Bit 0)
Write Loopback Mode (Octet 16 - Bit 1)
Enable Device Under Test Mode (Octet 16 - Bit 2)
Setup Synchronous Connection (Octet 16 - Bit 3)
Accept Synchronous Connection Request (Octet 16 - Bit 4)
Reject Synchronous Connection Request (Octet 16 - Bit 5)
Read Extended Inquiry Response (Octet 17 - Bit 0)
Write Extended Inquiry Response (Octet 17 - Bit 1)
Refresh Encryption Key (Octet 17 - Bit 2)
Sniff Subrating (Octet 17 - Bit 4)
Read Simple Pairing Mode (Octet 17 - Bit 5)
Write Simple Pairing Mode (Octet 17 - Bit 6)
Read Local OOB Data (Octet 17 - Bit 7)
Read Inquiry Response TX Power Level (Octet 18 - Bit 0)
Write Inquiry Transmit Power Level (Octet 18 - Bit 1)
Read Default Erroneous Data Reporting (Octet 18 - Bit 2)
Write Default Erroneous Data Reporting (Octet 18 - Bit 3)
IO Capability Request Reply (Octet 18 - Bit 7)
User Confirmation Request Reply (Octet 19 - Bit 0)
User Confirmation Request Neg Reply (Octet 19 - Bit 1)
User Passkey Request Reply (Octet 19 - Bit 2)
User Passkey Request Negative Reply (Octet 19 - Bit 3)
Remote OOB Data Request Reply (Octet 19 - Bit 4)
Write Simple Pairing Debug Mode (Octet 19 - Bit 5)
Enhanced Flush (Octet 19 - Bit 6)
Remote OOB Data Request Neg Reply (Octet 19 - Bit 7)
Send Keypress Notification (Octet 20 - Bit 2)
IO Capability Request Negative Reply (Octet 20 - Bit 3)
Read Encryption Key Size (Octet 20 - Bit 4)
Set Event Mask Page 2 (Octet 22 - Bit 2)
Read Enhanced Transmit Power Level (Octet 24 - Bit 0)
Read LE Host Supported (Octet 24 - Bit 5)
Write LE Host Supported (Octet 24 - Bit 6)
LE Set Event Mask (Octet 25 - Bit 0)
LE Read Buffer Size (Octet 25 - Bit 1)
LE Read Local Supported Features (Octet 25 - Bit 2)
LE Set Random Address (Octet 25 - Bit 4)
LE Set Advertising Parameters (Octet 25 - Bit 5)
LE Read Advertising Channel TX Power (Octet 25 - Bit 6)
LE Set Advertising Data (Octet 25 - Bit 7)
LE Set Scan Response Data (Octet 26 - Bit 0)
LE Set Advertise Enable (Octet 26 - Bit 1)
LE Set Scan Parameters (Octet 26 - Bit 2)
LE Set Scan Enable (Octet 26 - Bit 3)
LE Create Connection (Octet 26 - Bit 4)
LE Create Connection Cancel (Octet 26 - Bit 5)
LE Read Accept List Size (Octet 26 - Bit 6)
LE Clear Accept List (Octet 26 - Bit 7)
LE Add Device To Accept List (Octet 27 - Bit 0)
LE Remove Device From Accept List (Octet 27 - Bit 1)
LE Connection Update (Octet 27 - Bit 2)
LE Set Host Channel Classification (Octet 27 - Bit 3)
LE Read Channel Map (Octet 27 - Bit 4)
LE Read Remote Used Features (Octet 27 - Bit 5)
LE Encrypt (Octet 27 - Bit 6)
LE Rand (Octet 27 - Bit 7)
LE Start Encryption (Octet 28 - Bit 0)
LE Long Term Key Request Reply (Octet 28 - Bit 1)
LE Long Term Key Request Neg Reply (Octet 28 - Bit 2)
LE Read Supported States (Octet 28 - Bit 3)
LE Receiver Test (Octet 28 - Bit 4)
LE Transmitter Test (Octet 28 - Bit 5)
LE Test End (Octet 28 - Bit 6)
Enhanced Setup Synchronous Connection (Octet 29 - Bit 3)
Enhanced Accept Synchronous Connection Request (Octet 29 - Bit 4)
Read Local Supported Codecs (Octet 29 - Bit 5)
Remote OOB Extended Data Request Reply (Octet 32 - Bit 1)
Read Secure Connections Host Support (Octet 32 - Bit 2)
Write Secure Connections Host Support (Octet 32 - Bit 3)
Read Authenticated Payload Timeout (Octet 32 - Bit 4)
Write Authenticated Payload Timeout (Octet 32 - Bit 5)
Read Local OOB Extended Data (Octet 32 - Bit 6)
Read Extended Page Timeout (Octet 33 - Bit 0)
Write Extended Page Timeout (Octet 33 - Bit 1)
Read Extended Inquiry Length (Octet 33 - Bit 2)
Write Extended Inquiry Length (Octet 33 - Bit 3)
LE Remote Connection Parameter Request Reply (Octet 33 - Bit 4)
LE Remote Connection Parameter Request Negative Reply (Octet 33 - Bit 5)
LE Set Data Length (Octet 33 - Bit 6)
LE Read Suggested Default Data Length (Octet 33 - Bit 7)
LE Write Suggested Default Data Length (Octet 34 - Bit 0)
LE Read Local P-256 Public Key (Octet 34 - Bit 1)
LE Generate DHKey (Octet 34 - Bit 2)
LE Add Device To Resolving List (Octet 34 - Bit 3)
LE Remove Device From Resolving List (Octet 34 - Bit 4)
LE Clear Resolving List (Octet 34 - Bit 5)
LE Read Resolving List Size (Octet 34 - Bit 6)
LE Read Peer Resolvable Address (Octet 34 - Bit 7)
LE Read Local Resolvable Address (Octet 35 - Bit 0)
LE Set Address Resolution Enable (Octet 35 - Bit 1)
LE Set Resolvable Private Address Timeout (Octet 35 - Bit 2)
LE Read Maximum Data Length (Octet 35 - Bit 3)
LE Read PHY (Octet 35 - Bit 4)
LE Set Default PHY (Octet 35 - Bit 5)
LE Set PHY (Octet 35 - Bit 6)
LE Enhanced Receiver Test (Octet 35 - Bit 7)
LE Enhanced Transmitter Test (Octet 36 - Bit 0)
LE Set Advertising Set Random Address (Octet 36 - Bit 1)
LE Set Extended Advertising Parameters (Octet 36 - Bit 2)
LE Set Extended Advertising Data (Octet 36 - Bit 3)
LE Set Extended Scan Response Data (Octet 36 - Bit 4)
LE Set Extended Advertising Enable (Octet 36 - Bit 5)
LE Read Maximum Advertising Data Length (Octet 36 - Bit 6)
LE Read Number of Supported Advertising Sets (Octet 36 - Bit 7)
LE Remove Advertising Set (Octet 37 - Bit 0)
LE Clear Advertising Sets (Octet 37 - Bit 1)
LE Set Periodic Advertising Parameters (Octet 37 - Bit 2)
LE Set Periodic Advertising Data (Octet 37 - Bit 3)
LE Set Periodic Advertising Enable (Octet 37 - Bit 4)
LE Set Extended Scan Parameters (Octet 37 - Bit 5)
LE Set Extended Scan Enable (Octet 37 - Bit 6)
LE Extended Create Connection (Octet 37 - Bit 7)
LE Periodic Advertising Create Sync (Octet 38 - Bit 0)
LE Periodic Advertising Create Sync Cancel (Octet 38 - Bit 1)
LE Periodic Advertising Terminate Sync (Octet 38 - Bit 2)
LE Add Device To Periodic Advertiser List (Octet 38 - Bit 3)
LE Remove Device From Periodic Advertiser List (Octet 38 - Bit 4)
LE Clear Periodic Advertiser List (Octet 38 - Bit 5)
LE Read Periodic Advertiser List Size (Octet 38 - Bit 6)
LE Read Transmit Power (Octet 38 - Bit 7)
LE Read RF Path Compensation (Octet 39 - Bit 0)
LE Write RF Path Compensation (Octet 39 - Bit 1)
LE Set Privacy Mode (Octet 39 - Bit 2)
< HCI Command: Write Extended Inquiry Response (0x03|0x0052) plen 241 #33 [hci0] 11.446373
FEC: Not required (0x00)
> HCI Event: Command Complete (0x0e) plen 4 #34 [hci0] 11.448304
Write Extended Inquiry Response (0x03|0x0052) ncmd 1
Status: Success (0x00)
< HCI Command: Write Inquiry Mode (0x03|0x0045) plen 1 #35 [hci0] 11.448376
Mode: Inquiry Result with RSSI or Extended Inquiry Result (0x02)
> HCI Event: Command Complete (0x0e) plen 4 #36 [hci0] 11.450296
Write Inquiry Mode (0x03|0x0045) ncmd 1
Status: Success (0x00)
< HCI Command: Read Inquiry Response TX Power Level (0x03|0x0058) plen 0 #37 [hci0] 11.450491
> HCI Event: Command Complete (0x0e) plen 5 #38 [hci0] 11.452288
Read Inquiry Response TX Power Level (0x03|0x0058) ncmd 1
Status: Success (0x00)
TX power: 0 dbm (0x00)
< HCI Command: Read Local Extended Features (0x04|0x0004) plen 1 #39 [hci0] 11.452333
Page: 1
> HCI Event: Command Complete (0x0e) plen 14 #40 [hci0] 11.454296
Read Local Extended Features (0x04|0x0004) ncmd 1
Status: Success (0x00)
Page: 1/2
Features: 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
< HCI Command: Set Event Mask (0x03|0x0001) plen 8 #41 [hci0] 11.454340
Mask: 0x3dbff807fffbffff
Inquiry Complete
Inquiry Result
Connection Complete
Connection Request
Disconnection Complete
Authentication Complete
Remote Name Request Complete
Encryption Change
Change Connection Link Key Complete
Link Key Type Changed
Read Remote Supported Features Complete
Read Remote Version Information Complete
QoS Setup Complete
Command Complete
Command Status
Hardware Error
Flush Occurred
Role Change
Mode Change
Return Link Keys
PIN Code Request
Link Key Request
Link Key Notification
Loopback Command
Data Buffer Overflow
Max Slots Change
Read Clock Offset Complete
Connection Packet Type Changed
QoS Violation
Page Scan Mode Change
Page Scan Repetition Mode Change
Flow Specification Complete
Inquiry Result with RSSI
Read Remote Extended Features Complete
Synchronous Connection Complete
Synchronous Connection Changed
Sniff Subrating
Extended Inquiry Result
Encryption Key Refresh Complete
IO Capability Request
IO Capability Request Reply
User Confirmation Request
User Passkey Request
Remote OOB Data Request
Simple Pairing Complete
Link Supervision Timeout Changed
Enhanced Flush Complete
User Passkey Notification
Keypress Notification
Remote Host Supported Features Notification
LE Meta
= Close Index: 04:7F:0E:0C:FF:C1
It disappoints me a lot since in Windows it works as a generic driver but in my faithful Linux it does not. I have tried everything or almost everything to download the kernel version, compile a new kernel and nothing. If someone can help me I would appreciate it. Thanks.
Last edited by beiker1996 (2022-06-04 23:50:10)
Offline
You can find lots of posts about those cheap Chinese knock-offs, which are definitely not real CSR devices. However, take a look at https://bugzilla.kernel.org/show_bug.cgi?id=60824. There are some patches in there that used to work - but most (all?) of them have been incorporated into recent kernels (5.19.x?) However, your dmesg looks similar to mine, which is again having problems with kernel 6.0.0, after having worked for some time. I suspect some regression in the kernel BT code, but have not yet tracked down any telling evidence.
Offline
Which kernel are you using?
Bus 001 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode)
...this i my bluetooth dongle and everything works with kernel 5.19 +....
Could you try other usb? In some usb this device does not work for me ether... Try usb direct on MB...
I do not speak English, but I understand...
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The OP has not been back since June. Closing this abandoned topic.
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