ath10k: controlling TX aggregation

[Krishna Chaitanya]

On Mon, May 15, 2017 at 3:02 PM, Krishna Chaitanya
<chaitanya.mgit at gmail.com> wrote:
> On Fri, May 12, 2017 at 8:15 PM, Ben Greear <greearb at candelatech.com> wrote:
>> What chipset, and what firmware version?
>>
>> Thanks,
>> Ben
>
> Hi Ben,
>
> I have missed your response. PFB details.
>
>  chip: QCA986x/988x PCIe
>  FW ver: 10.2.4.70.54 api 5
>  kernel: 4.11.0-rc+7 (wireless-drivers-next)
>
Ben,

any clues?
>
>> On 05/12/2017 07:43 AM, Krishna Chaitanya wrote:
>>>
>>> Hi,
>>>
>>> I am doing some comparative tests, wanted to configure common
>>> settings btw all STA's. wanted to limit agg_size to 24 in ath10k with
>>> the below command.
>>>
>>> echo "3 24" > /sys/kernel/debug/ieee80211/phy0/ath10k/htt_max_amsdu_ampdu
>>>
>>> The ADDBA request still has 64 and when i run iperf it is aggregating 64
>>> frames.
>>>
>>> Except for 1 no number takes effect. If i configure 1 there is no ADDBA
>>> exchange
>>> initiated by ath10k.
>>>
>>> Is this expected? Can we control the aggregation size through driver?
>>>
>>> latest wireless-drivers-next and linux-firmware git is used.
>>>
>>
>> --
>> Ben Greear <greearb at candelatech.com>
>> Candela Technologies Inc  http://www.candelatech.com