From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Michal Kazior <michal.kazior@tieto.com>
Cc: <ath10k@lists.infradead.org>, <linux-wireless@vger.kernel.org>
Subject: Re: [PATCHv2 0/7] ath10k: improve TX path
Date: Mon, 16 Sep 2013 20:05:11 +0300 [thread overview]
Message-ID: <871u4on1dk.fsf@qca.qualcomm.com> (raw)
In-Reply-To: <1379074618-30534-1-git-send-email-michal.kazior@tieto.com> (Michal Kazior's message of "Fri, 13 Sep 2013 14:16:51 +0200")
Michal Kazior <michal.kazior@tieto.com> writes:
> Hi,
>
> This patchset addresses two issues:
>
> * system/userspace starvation on heavy briding
> UDP TX
> * unstable/inconsistent UDP TX throughput
>
> In short the patchset simplifies TX path by
> removing HTC TX workers, makes WMI commands block
> and makes ath10k more responsive to queues
> becoming full. This contributes to both improved
> throughput and makes the system more responsive
> under heavy UDP TX load.
>
> Max stable briding TX (ath10k as TX):
> UDP w/o patchset: 520mbps
> UDP w/ patchset: 570mbps
>
> TCP w/o patchset: 350mbps
> TCP w/ patchset: 400mbps
>
> Measured with two 2x2 cards, one acting as an AP
> on AP135 board, the other as a STA on a core i5
> laptop. The AP135 was passing traffic from a
> station on LAN/eth1 to the STA/wlan0.
>
> v2:
> * use DIV_ROUND_UP
> * comment usage of ath10k_wmi_tx_beacons_nowait
> * additional check for tx_credits_flow_enabled
>
>
> Michal Kazior (7):
> ath10k: simplify HTC credits calculation
> ath10k: add HTC TX credits replenishing notification
> ath10k: make WMI commands block by design
> ath10k: simplify HTC command submitting
> ath10k: improve beacon submission latency
> ath10k: remove wmi pending count limit
> ath10k: remove wmi event worker thread
Thanks, applied.
--
Kalle Valo
prev parent reply other threads:[~2013-09-16 17:05 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-10 13:49 [PATCH 0/7] ath10k: improve TX path Michal Kazior
2013-09-10 13:49 ` [PATCH 1/7] ath10k: simplify HTC credits calculation Michal Kazior
2013-09-10 14:14 ` Bob Copeland
2013-09-11 5:06 ` Michal Kazior
2013-09-10 13:49 ` [PATCH 2/7] ath10k: add HTC TX credits replenishing notification Michal Kazior
2013-09-10 13:49 ` [PATCH 3/7] ath10k: make WMI commands block by design Michal Kazior
2013-09-10 13:50 ` [PATCH 4/7] ath10k: simplify HTC command submitting Michal Kazior
2013-09-10 13:50 ` [PATCH 5/7] ath10k: improve beacon submission latency Michal Kazior
2013-09-12 16:47 ` Kalle Valo
2013-09-10 13:50 ` [PATCH 6/7] ath10k: remove wmi pending count limit Michal Kazior
2013-09-10 13:50 ` [PATCH 7/7] ath10k: remove wmi event worker thread Michal Kazior
2013-09-12 16:48 ` [PATCH 0/7] ath10k: improve TX path Kalle Valo
2013-09-13 12:16 ` [PATCHv2 " Michal Kazior
2013-09-13 12:16 ` [PATCHv2 1/7] ath10k: simplify HTC credits calculation Michal Kazior
2013-09-13 12:16 ` [PATCHv2 2/7] ath10k: add HTC TX credits replenishing notification Michal Kazior
2013-09-13 12:16 ` [PATCHv2 3/7] ath10k: make WMI commands block by design Michal Kazior
2013-09-13 12:16 ` [PATCHv2 4/7] ath10k: simplify HTC command submitting Michal Kazior
2013-09-13 12:16 ` [PATCHv2 5/7] ath10k: improve beacon submission latency Michal Kazior
2013-09-13 12:16 ` [PATCHv2 6/7] ath10k: remove wmi pending count limit Michal Kazior
2013-09-13 12:16 ` [PATCHv2 7/7] ath10k: remove wmi event worker thread Michal Kazior
2013-09-16 17:05 ` Kalle Valo [this message]
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