From: Kalle Valo <kvalo@codeaurora.org>
To: Ganapathi Bhat <gbhat@marvell.com>
Cc: <linux-wireless@vger.kernel.org>,
Brian Norris <briannorris@chromium.org>,
Cathy Luo <cluo@marvell.com>, Xinming Hu <huxm@marvell.com>,
Zhiyuan Yang <yangzy@marvell.com>, James Cao <jcao@marvell.com>,
Mangesh Malusare <mmangesh@marvell.com>,
Ganapathi Bhat <gbhat@marvell.com>
Subject: Re: mwifiex: increase TX threashold to avoid TX timeout during ED MAC test
Date: Wed, 9 May 2018 10:26:26 +0000 (UTC) [thread overview]
Message-ID: <20180509102626.BA49160F94@smtp.codeaurora.org> (raw)
In-Reply-To: <1525718458-5299-1-git-send-email-gbhat@marvell.com>
Ganapathi Bhat <gbhat@marvell.com> wrote:
> While carrying energy detection(ED) tests, the chip will stop
> transmission upon detecting an energy in the connected channel.
> As a feedback, driver will stop dequeuing TX packets and due to
> which wmm_tx_pending keep incremeting. Once wmm_tx_pending
> reaches 100, driver calls netif_tx_stop_queue(). If TX ques is
> not restarted within 5(watchdog_timeo) seconds, it will result in
> TX timeout.
>
> The ED test is carried out for one minute and the current
> threshold of 100 is easily overcome by the traffic, cuasing TX
> timeouts. To fix this increase the threshold to 400.
>
> Signed-off-by: Cathy Luo <cluo@marvell.com>
> Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Patch applied to wireless-drivers-next.git, thanks.
4f9fb990013c mwifiex: increase TX threashold to avoid TX timeout during ED MAC test
--
https://patchwork.kernel.org/patch/10384615/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2018-05-09 10:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-07 18:40 [PATCH] mwifiex: increase TX threashold to avoid TX timeout during ED MAC test Ganapathi Bhat
2018-05-09 10:26 ` Kalle Valo [this message]
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