All of lore.kernel.org
 help / color / mirror / Atom feed
From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Chilam Ng <chilamng@qca.qualcomm.com>
Cc: <linux-wireless@vger.kernel.org>, <ath6kl-devel@qualcomm.com>
Subject: Re: [PATCH] ath6kl: prioritize Tx bundling based on AC priorities
Date: Wed, 8 Feb 2012 11:38:36 +0200	[thread overview]
Message-ID: <4F32429C.5070803@qca.qualcomm.com> (raw)
In-Reply-To: <1328607180-551-1-git-send-email-chilamng@qca.qualcomm.com>

On 02/07/2012 11:33 AM, Chilam Ng wrote:
> Tx bundling is the more efficient use of SDIO bus and allows more packet
> transfers with fewer bus transactions, and is a way to improve overall
> throughput. However, Tx bundling has only 4 scatter request resources available.
> When there are multiple traffic streams of different priorities, it's possible
> that lower priority traffic may hog all the scatter requests and lock out the
> higher prioirty traffic from bundling.
> Tx bundling is now enabled per AC. When an AC do a scatter request and
> the remaining scatter request resources is lower than a configurable
> threshold, it will disable Tx bundling for all AC's of lower priorities.
> When an AC has Tx bundling disabled and has no Tx bundles sent in a
> consecutive and configurable number of packets, Tx bundling will be re-enabled
> for that AC.
> 
> Signed-off-by: Chilam Ng <chilamng@qca.qualcomm.com>

Thanks, applied.

Kalle

      reply	other threads:[~2012-02-08  9:38 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-07  9:33 [PATCH] ath6kl: prioritize Tx bundling based on AC priorities Chilam Ng
2012-02-08  9:38 ` Kalle Valo [this message]

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=4F32429C.5070803@qca.qualcomm.com \
    --to=kvalo@qca.qualcomm.com \
    --cc=ath6kl-devel@qualcomm.com \
    --cc=chilamng@qca.qualcomm.com \
    --cc=linux-wireless@vger.kernel.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.