Re: [Make-wifi-fast] wifi 7 for mediatek lands... fq_codel? atf? can't tell...

[Felix Fietkau <nbd@nbd.name>]

On 01.11.22 10:17, Dave Taht wrote:
> On Tue, Nov 1, 2022 at 2:03 AM Felix Fietkau <nbd@nbd.name> wrote:
>>
>> On 01.11.22 02:49, Dave Taht wrote:
>> > To my eye, this is offloading everything, but I could be wrong.
>> >
>> > https://patchwork.kernel.org/project/linux-mediatek/list/?series=690553
>> ATF and AQL are enabled in the generic mt76 code, not the individual
>> drivers. itxq (used for fq_codel) is also pretty much mandatory for mt76
>> drivers using the generic framework.
>> The driver also has code to read the airtime stats, so all of those
>> features should work.
> 
> Thank you for the update! However, in order to take advantage of
> certain wifi7 features, like RU,
> a gang scheduler is needed, in order to feed each station
> independently in the same txop, and
> also there are other features like probes to set that up. Didn't see
> any of that...
All of that scheduling happens inside the firmware. The driver/stack 
only ensures that the hw queueing per station is limited to the 
available AQL budget (and ATF constraints).

- Felix