All of lore.kernel.org
 help / color / mirror / Atom feed
From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Michal Kazior <michal.kazior@tieto.com>
Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.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

_______________________________________________
ath10k mailing list
ath10k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath10k

WARNING: multiple messages have this Message-ID (diff)
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

  parent reply	other threads:[~2013-09-16 17:05 UTC|newest]

Thread overview: 42+ 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 ` Michal Kazior
2013-09-10 13:49 ` [PATCH 1/7] ath10k: simplify HTC credits calculation Michal Kazior
2013-09-10 13:49   ` Michal Kazior
2013-09-10 14:14   ` Bob Copeland
2013-09-10 14:14     ` Bob Copeland
2013-09-11  5:06     ` Michal Kazior
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   ` Michal Kazior
2013-09-10 13:49 ` [PATCH 3/7] ath10k: make WMI commands block by design Michal Kazior
2013-09-10 13:49   ` Michal Kazior
2013-09-10 13:50 ` [PATCH 4/7] ath10k: simplify HTC command submitting Michal Kazior
2013-09-10 13:50   ` Michal Kazior
2013-09-10 13:50 ` [PATCH 5/7] ath10k: improve beacon submission latency Michal Kazior
2013-09-10 13:50   ` Michal Kazior
2013-09-12 16:47   ` Kalle Valo
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   ` Michal Kazior
2013-09-10 13:50 ` [PATCH 7/7] ath10k: remove wmi event worker thread Michal Kazior
2013-09-10 13:50   ` Michal Kazior
2013-09-12 16:48 ` [PATCH 0/7] ath10k: improve TX path Kalle Valo
2013-09-12 16:48   ` Kalle Valo
2013-09-13 12:16 ` [PATCHv2 " Michal Kazior
2013-09-13 12:16   ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 1/7] ath10k: simplify HTC credits calculation Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 2/7] ath10k: add HTC TX credits replenishing notification Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 3/7] ath10k: make WMI commands block by design Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 4/7] ath10k: simplify HTC command submitting Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 5/7] ath10k: improve beacon submission latency Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 6/7] ath10k: remove wmi pending count limit Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-13 12:16   ` [PATCHv2 7/7] ath10k: remove wmi event worker thread Michal Kazior
2013-09-13 12:16     ` Michal Kazior
2013-09-16 17:05   ` Kalle Valo [this message]
2013-09-16 17:05     ` [PATCHv2 0/7] ath10k: improve TX path Kalle Valo

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=871u4on1dk.fsf@qca.qualcomm.com \
    --to=kvalo@qca.qualcomm.com \
    --cc=ath10k@lists.infradead.org \
    --cc=linux-wireless@vger.kernel.org \
    --cc=michal.kazior@tieto.com \
    /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.