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From: Ben Greear <greearb@candelatech.com>
To: Sam Samy <to.swami1@gmail.com>
Cc: linux-wireless@vger.kernel.org
Subject: Re: ath10k 5Ghz RSSI low
Date: Mon, 13 May 2019 10:27:40 -0700	[thread overview]
Message-ID: <79695018-5ac9-d7c8-a386-c6dd3f9ed474@candelatech.com> (raw)
In-Reply-To: <CAPGJ1o96QSfoFzFpSPbh_4TwSgAU-1FGhX6P5MVCmfZv_bugHw@mail.gmail.com>

On 5/13/19 10:26 AM, Sam Samy wrote:
> hi Ben,
> 
>> Hello, what firmware are you using (ath10k-ct, or QCA?)  If using -ct firmware,
>> please try QCA firmware and let me know if that fixes the problem.
>>
>    I tried both. Both have the same problem. I tried various versions
> of the both(-ct and QCA) firmware as well. All have the same problem.

Probably it is a board-file and/or calibration data issue then.

The debugfs 'ath10k/tpc_stats' file may show very low values?

Thanks,
Ben

> 
> Thanks
> 
> On Mon, May 13, 2019 at 10:00 AM Ben Greear <greearb@candelatech.com> wrote:
>>
>> On 5/13/19 9:56 AM, Sam Samy wrote:
>>>    Hi,
>>>    I installed master branch openwrt onto Asus MAP-AC2200 AP. It has tri
>>> band. Its based on IPQ4019 DK04 QCA reference platform. 2 radios
>>> (2Ghz/5Ghz) on AHB bus and one 5GHZ on PCIe bus. Its generally working
>>> fine except one problem in 5Ghz. On both the 5Ghz radios the RSSI is
>>> pretty low on any channel I put it in.  In one feet range I see -60dB
>>> RSSI, where as the stock firmware that came with the AP gives an RSSI
>>> of -36dB at one foot distance.The downstream transmit rates are MCS8/9
>>> for most part. The 2Ghz is working fine. Its using the cal data from
>>> the flash that came with the AP.
>>>
>>>    Can you please suggest anyway to debug this or improve the RSSI?
>>>
>>>    Thanks you!
>>>
>>
>> Hello, what firmware are you using (ath10k-ct, or QCA?)  If using -ct firmware,
>> please try QCA firmware and let me know if that fixes the problem.
>>
>> Thanks,
>> Ben
>>
>> --
>> Ben Greear <greearb@candelatech.com>
>> Candela Technologies Inc  http://www.candelatech.com
>>
> 


-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


  reply	other threads:[~2019-05-13 17:27 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAPGJ1o_KskiCKQ8V-6U0nxWGgXXa4NWHV0EEwo41bMPSj1bbdg@mail.gmail.com>
2019-05-13 16:56 ` ath10k 5Ghz RSSI low Sam Samy
2019-05-13 17:00   ` Ben Greear
2019-05-13 17:26     ` Sam Samy
2019-05-13 17:27       ` Ben Greear [this message]
2019-05-13 17:36         ` Sam Samy
2019-05-13 18:10           ` Sam Samy
2019-05-13 18:17             ` Ben Greear
2019-05-13 20:14               ` Sam Samy
2019-05-14  7:54                 ` Sam Samy

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