From: miaoqing at codeaurora.org <miaoqing@codeaurora.org>
To: ath9k-devel@lists.ath9k.org
Subject: [ath9k-devel] [PATCH 4.9.0-rc5] AR9300 calibration problems with antenna selected
Date: Mon, 21 Nov 2016 05:56:35 -0000 [thread overview]
Message-ID: <2ea016e563f5db553f201a7d4205c2c0@codeaurora.org> (raw)
In-Reply-To: <61055e757c5645dfb69da3fc555cbcf5@aptaiexm02f.ap.qualcomm.com>
I would prefer that you didn't submit this.
>
> I recently tried to select a single antenna on AR9300 and it works for
> 30 seconds only. The subsequent calibration makes the RX signal level
> to drop from the usual -30/-40 dBm to -70/-80 dBm, and the
> transmission practically stops.
>
> With the attached patch it works, though selecting the antenna doesn't
> seem to have any visible effect, at least with "iw wlanX station dump"
> (perhaps it works for TX).
>
> I'm using ad-hoc mode:
>
> rmmod ath9k
> modprobe ath9k
> iw dev wlan0 set type ibss
> iw phy phyX set antenna 2
2 is a bad mask. We use bitmap, the valid masks are 1, 3, 7.
--
Miaoqing
WARNING: multiple messages have this Message-ID (diff)
From: miaoqing@codeaurora.org
To: "Krzysztof Hałasa" <khalasa@piap.pl>,
ath9k-devel <ath9k-devel@qca.qualcomm.com>,
"Kalle Valo" <kvalo@codeaurora.org>,
linux-wireless@vger.kernel.org, ath9k-devel@lists.ath9k.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4.9.0-rc5] AR9300 calibration problems with antenna selected
Date: Mon, 21 Nov 2016 13:48:03 +0800 [thread overview]
Message-ID: <2ea016e563f5db553f201a7d4205c2c0@codeaurora.org> (raw)
In-Reply-To: <61055e757c5645dfb69da3fc555cbcf5@aptaiexm02f.ap.qualcomm.com>
I would prefer that you didn't submit this.
>
> I recently tried to select a single antenna on AR9300 and it works for
> 30 seconds only. The subsequent calibration makes the RX signal level
> to drop from the usual -30/-40 dBm to -70/-80 dBm, and the
> transmission practically stops.
>
> With the attached patch it works, though selecting the antenna doesn't
> seem to have any visible effect, at least with "iw wlanX station dump"
> (perhaps it works for TX).
>
> I'm using ad-hoc mode:
>
> rmmod ath9k
> modprobe ath9k
> iw dev wlan0 set type ibss
> iw phy phyX set antenna 2
2 is a bad mask. We use bitmap, the valid masks are 1, 3, 7.
--
Miaoqing
WARNING: multiple messages have this Message-ID (diff)
From: miaoqing@codeaurora.org
To: "Krzysztof Hałasa" <khalasa@piap.pl>,
ath9k-devel <ath9k-devel@qca.qualcomm.com>,
"Kalle Valo" <kvalo@codeaurora.org>,
linux-wireless@vger.kernel.org, ath9k-devel@venema.h4ckr.net,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4.9.0-rc5] AR9300 calibration problems with antenna selected
Date: Mon, 21 Nov 2016 13:48:03 +0800 [thread overview]
Message-ID: <2ea016e563f5db553f201a7d4205c2c0@codeaurora.org> (raw)
In-Reply-To: <61055e757c5645dfb69da3fc555cbcf5@aptaiexm02f.ap.qualcomm.com>
I would prefer that you didn't submit this.
>
> I recently tried to select a single antenna on AR9300 and it works for
> 30 seconds only. The subsequent calibration makes the RX signal level
> to drop from the usual -30/-40 dBm to -70/-80 dBm, and the
> transmission practically stops.
>
> With the attached patch it works, though selecting the antenna doesn't
> seem to have any visible effect, at least with "iw wlanX station dump"
> (perhaps it works for TX).
>
> I'm using ad-hoc mode:
>
> rmmod ath9k
> modprobe ath9k
> iw dev wlan0 set type ibss
> iw phy phyX set antenna 2
2 is a bad mask. We use bitmap, the valid masks are 1, 3, 7.
--
Miaoqing
WARNING: multiple messages have this Message-ID (diff)
From: miaoqing@codeaurora.org
To: "Krzysztof Hałasa" <khalasa@piap.pl>,
ath9k-devel <ath9k-devel@qca.qualcomm.com>,
"Kalle Valo" <kvalo@codeaurora.org>,
linux-wireless@vger.kernel.org, ath9k-devel@lists.ath9k.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4.9.0-rc5] AR9300 calibration problems with antenna selected
Date: Mon, 21 Nov 2016 13:48:03 +0800 [thread overview]
Message-ID: <2ea016e563f5db553f201a7d4205c2c0@codeaurora.org> (raw)
In-Reply-To: <61055e757c5645dfb69da3fc555cbcf5@aptaiexm02f.ap.qualcomm.com>
I would prefer that you didn't submit this.
>
> I recently tried to select a single antenna on AR9300 and it works for
> 30 seconds only. The subsequent calibration makes the RX signal level
> to drop from the usual -30/-40 dBm to -70/-80 dBm, and the
> transmission practically stops.
>
> With the attached patch it works, though selecting the antenna doesn't
> seem to have any visible effect, at least with "iw wlanX station dump"
> (perhaps it works for TX).
>
> I'm using ad-hoc mode:
>
> rmmod ath9k
> modprobe ath9k
> iw dev wlan0 set type ibss
> iw phy phyX set antenna 2
2 is a bad mask. We use bitmap, the valid masks are 1, 3, 7.
next prev parent reply other threads:[~2016-11-21 5:56 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-15 9:56 [PATCH 4.9.0-rc5] AR9300 calibration problems with antenna selected Krzysztof Hałasa
2016-11-19 18:31 ` [ath9k-devel] " Krzysztof Hałasa
2016-11-15 9:56 ` Krzysztof Hałasa
2016-11-17 11:09 ` [4.9.0-rc5] " Kalle Valo
2016-11-17 11:09 ` Kalle Valo
2016-11-17 11:09 ` Kalle Valo
2016-11-17 11:09 ` [ath9k-devel] " Kalle Valo
2016-11-17 11:09 ` Kalle Valo
[not found] ` <61055e757c5645dfb69da3fc555cbcf5@aptaiexm02f.ap.qualcomm.com>
2016-11-21 5:48 ` miaoqing [this message]
2016-11-21 5:56 ` [ath9k-devel] [PATCH 4.9.0-rc5] " miaoqing at codeaurora.org
2016-11-21 5:48 ` miaoqing
2016-11-21 5:48 ` miaoqing
2016-11-21 13:54 ` Krzysztof Hałasa
2016-11-21 13:55 ` [ath9k-devel] " Krzysztof Hałasa
2016-11-21 13:54 ` Krzysztof Hałasa
2016-11-21 14:11 ` [ath9k-devel] " Matthias May
2016-11-21 14:11 ` Matthias May
2016-11-21 14:11 ` Matthias May
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=2ea016e563f5db553f201a7d4205c2c0@codeaurora.org \
--to=miaoqing@codeaurora.org \
--cc=ath9k-devel@lists.ath9k.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.