Hello:
This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>:
On Wed, 5 Oct 2022 17:06:21 +0200 you wrote:
> The USB interface between the host and the bluetooth adapter used for
> SCO packets uses an USB isochronous endpoint with a fragmentation scheme
> that does not tolerate errors. Except USB isochronous transfers do
> not provide a reliable stream with guaranteed delivery. (There is no
> retry on error, see USB spec v2.0 5.6 and 8.5.5.)
>
> To fragment a packet, the bluetooth HCI simply splits it in parts and
> transfer them as-is. The receiver is expected to reconstruct the packet
> by assuming the first fragment contains the header and parsing its size
> field. There is no error detection either.
>
> [...]
Here is the summary with links:
- [v3] Bluetooth: Work around SCO over USB HCI design defect
https://git.kernel.org/bluetooth/bluetooth-next/c/7df90b55ae9a
You are awesome, thank you!
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