It seems like the patch in LEDE was removed 5 days ago.

https://github.com/lede-project/source/commit/ad51e09fd1301484820a466a49447a34d7504882

Search the page for:

311-ath10k-disable-wake_tx_queue-for-older-devices.patch

I'm going to compile a new build for my Archer C7 and see.


On 10/13/2016 11:59 AM, Michal Kazior wrote:
> On 13 Octsuppber 2016 at 17:41, Toke Høiland-Jørgensen <toke@toke.dk> wrote:
>> Noah Causin <n0manletter@gmail.com> writes:
>>
>>> Hi,
>>>
>>> I was looking into getting an Ubiquiti Unifi AC-Pro to flash LEDE onto for
>>> testing the ath10k performance and latency with fq_codel.
>>>
>>> I already have an Archer C7 V2 which uses the ath10k-firmware-qca988x package,
>>> which the Unifi AC-Pro and Lite seem to use.
>>>
>>> Would I have all I need if I flashed the latest git version of LEDE?
>>>
>>> Also, what firmware versions support the intermediate software queues,
>>> and would my Archer C7 be fine for preliminary testing?
>> You can check if it's active by seeing if you can read
>> /sys/kernel/debug/ieee80211/phy0/aqm - if that exists and outputs
>> anything when you 'cat' it, the intermediate queues are active.
>>
>> They are disabled for some hardware revisions, but not sure which ones.
> wake_tx_queue is disabled if fw doesn't advertise flow control support
> (which is supported in qca99xx and qca40xx chip fw blobs only so far).
>
> qca988x found in archer c7 will have it disabled.
>
> The patch that disables it is [1]. You can revert it or tinker around
> the logic it introduced if you want to force fq_codel.
>
> [1]: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/net/wireless/ath/ath10k?id=4ca1807815aa6801aaced7fdefa9edacc2521767
>
>
> Michal