[Make-wifi-fast] [v3] ath9k: Switch to using mac80211 intermediate software queues.

Felix Fietkau nbd at nbd.name
Fri Jul 8 12:10:17 EDT 2016

On 2016-07-08 17:53, Toke Høiland-Jørgensen wrote:
> Kalle Valo <kvalo at qca.qualcomm.com> writes:
>> Toke Høiland-Jørgensen wrote:
>>> This switches ath9k over to using the mac80211 intermediate software
>>> queueing mechanism for data packets. It removes the queueing inside the
>>> driver, except for the retry queue, and instead pulls from mac80211 when
>>> a packet is needed. The retry queue is used to store a packet that was
>>> pulled but can't be sent immediately.
>>> The old code path in ath_tx_start that would queue packets has been
>>> removed completely, as has the qlen limit tunables (since there's no
>>> longer a queue in the driver to limit).
>>> Based on Tim's original patch set, but reworked quite thoroughly.
>>> Cc: Tim Shepard <shep at alum.mit.edu>
>>> Cc: Felix Fietkau <nbd at nbd.name>
>>> Signed-off-by: Toke Høiland-Jørgensen <toke at toke.dk>
>> Nice work.
> Thanks :)
>> Because this is such a significant change, and to maximise testing
>> time, I'm planning to queue this for 4.9 (so I would apply this to
>> ath-next in 3-4 weeks after the merge window closes). But anyone who
>> wants to test this can use master-pending branch from my ath.git tree
>> (uses wireless-testing as the baseline). Sounds good?
> Sounds good to me. I'm planning on backporting this and Michael's
> mac80211 FQ-CoDel patches to 4.4 and post them for inclusion in LEDE.
> Hopefully that will get it some more testing as well.
I've pushed a backport of this into my LEDE staging tree:

I don't have time for testing it myself at the moment, but I'll try to
get some people to do so.

- Felix

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