Re: [PATCH v2] Bluetooth: Add Broadcom channel priority commands
From: Neal Gompa
Date: Tue Apr 14 2026 - 05:01:39 EST
On Tue, Apr 7, 2026 at 1:46 PM Sasha Finkelstein via B4 Relay
<devnull+fnkl.kernel.gmail.com@xxxxxxxxxx> wrote:
>
> From: Sasha Finkelstein <fnkl.kernel@xxxxxxxxx>
>
> Certain Broadcom bluetooth chips (bcm4377/bcm4378/bcm438) need ACL
> streams carrying audio to be set as "high priority" using a vendor
> specific command to prevent 10-ish second-long dropouts whenever
> something does a device scan. This patch sends the command when the
> socket priority is set to TC_PRIO_INTERACTIVE, as BlueZ does for audio.
>
> Signed-off-by: Sasha Finkelstein <fnkl.kernel@xxxxxxxxx>
> ---
> Changes in v2:
> - new ioctl got nack-ed, so let's use sk_priority as the trigger
> - Link to v1: https://lore.kernel.org/r/20260407-brcm-prio-v1-1-f38b17376640@xxxxxxxxx
> ---
Thank you so much for this!
Reviewed-by: Neal Gompa <neal@xxxxxxxxx>
--
真実はいつも一つ!/ Always, there's only one truth!