2022-12-23 18:44:40

by bugzilla-daemon

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Subject: [Bug 60824] [PATCH][regression] Cambridge Silicon Radio, Ltd Bluetooth Dongle unusable

https://bugzilla.kernel.org/show_bug.cgi?id=60824

--- Comment #264 from Yuri Santos ([email protected]) ---
(In reply to Swyter from comment #263)
> For those using Arch Linux, the patches arrived to the «core» repo yesterday
> with the linux 6.1.1.arch1-1 package. Your dongles should work out of the
> box again:
>
> https://github.com/archlinux/linux/commit/
> 42d7731e3e7409f9444ff44e30c025958f1b14f0
> https://github.com/archlinux/linux/commit/
> 955aebd445e2b49622f2184b7abb82b05c060549
>
> https://github.com/archlinux/linux/commits/v6.1.1-
> arch1?after=56bc7b09f7640a2b6e974ccbb191693fbb25f4d9+174&branch=v6.1.1-arch1
>
> Some other mainstream distros may be in a similar situation, let me know how
> it goes. Happy to see this going downstream fast. :)
>
> [ 6.711218] Bluetooth: hci0: CSR: Setting up dongle with HCI ver=9
> rev=0810; LMP ver=9 subver=2312; manufacturer=10
> [ 6.711226] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding
> workarounds and force-suspending once...
> [ 7.061122] systemd[1]: Starting Bluetooth service...
> [ 7.083941] Bluetooth: hci0: HCI Delete Stored Link Key command is
> advertised, but not supported.
> [ 7.083945] Bluetooth: hci0: HCI Read Default Erroneous Data Reporting
> command is advertised, but not supported.
> [ 7.083948] Bluetooth: hci0: HCI Set Event Filter command not supported.
>
> Check your `dmesg | grep Bluetooth` out.

Can confirm. It's now working on my machine with Archlinux kernel
6.1.1-zen1-1-zen. I was experiencing crashes when plugging my usb dongle, but
I'm not sure the root of the problem. But after this patch I'm not experiencing
any crashes.

My `dmesg | grep Bluetooth` output:
[19477.778324] Bluetooth: Core ver 2.22
[19477.778352] Bluetooth: HCI device and connection manager initialized
[19477.778355] Bluetooth: HCI socket layer initialized
[19477.778357] Bluetooth: L2CAP socket layer initialized
[19477.778361] Bluetooth: SCO socket layer initialized
[19477.809618] Bluetooth: hci0: CSR: Setting up dongle with HCI ver=6 rev=3120;
LMP ver=6 subver=22bb; manufacturer=10
[19477.809623] Bluetooth: hci0: CSR: Unbranded CSR clone detected; adding
workarounds and force-suspending once...
[19477.809626] Bluetooth: hci0: CSR: Couldn't suspend the device for our Barrot
8041a02 receive-issue workaround
[19477.809632] Bluetooth: hci0: HCI Delete Stored Link Key command is
advertised, but not supported.
[19477.809634] Bluetooth: hci0: HCI Read Default Erroneous Data Reporting
command is advertised, but not supported.
[19477.809636] Bluetooth: hci0: HCI Set Event Filter command not supported.
[19484.411012] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[19484.411016] Bluetooth: BNEP filters: protocol multicast
[19484.411022] Bluetooth: BNEP socket layer initialized
[19484.412616] Bluetooth: MGMT ver 1.22

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