From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Ramon Fried <rfried@codeaurora.org>
Cc: Loic Poulain <loic.poulain@linaro.org>,
kvalo@codeaurora.org, linux-arm-msm@vger.kernel.org,
linux-wireless@vger.kernel.org, wcn36xx@lists.infradead.org,
k.eugene.e@gmail.com
Subject: Re: [PATCH v2] wcn36xx: Fix dynamic power saving
Date: Mon, 11 Dec 2017 07:41:40 -0800 [thread overview]
Message-ID: <20171211154140.GD4803@minitux> (raw)
In-Reply-To: <20171211153403.GA30332@codeaurora.org>
On Mon 11 Dec 07:34 PST 2017, Ramon Fried wrote:
> On Mon, Dec 11, 2017 at 10:52:22AM +0200, Loic Poulain wrote:
> > Since driver does not report hardware dynamic power saving cap,
> > this is up to the mac80211 to manage power saving timeout and
> > state machine, using the ieee80211 config callback to report
> > PS changes. This patch enables/disables PS mode according to
> > the new configuration.
> >
> > Remove old behaviour enabling PS mode in a static way, this make
> > the device unusable when power save is enabled since device is
> > forced to PS regardless RX/TX traffic.
> >
>
> Hi.
> I tried to see if this patch solves the ping delay once power save is
> turned on and it appears it doesn't (log below).
> I do see some change in the delay though in comparison to testing without the patch.
> Bjorn, How did you test it ?
>
Without this patch I get ping times around a second and SSH is not
usable, with this patch I see similar ping times as you, but SSH is
usable.
I have not been able to run iperf, because I keep hitting
https://bugs.96boards.org/show_bug.cgi?id=663
Regards,
Bjorn
next prev parent reply other threads:[~2017-12-11 15:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-11 8:52 [PATCH v2] wcn36xx: Fix dynamic power saving Loic Poulain
2017-12-11 15:34 ` Ramon Fried
2017-12-11 15:41 ` Bjorn Andersson [this message]
2017-12-11 17:43 ` Loic Poulain
2017-12-12 12:03 ` Kalle Valo
2017-12-12 12:40 ` Kalle Valo
2017-12-12 13:17 ` Loic Poulain
2018-01-04 16:48 ` [v2] " Kalle Valo
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