From: Luciano Coelho <coelho@ti.com>
To: Ido Yariv <ido@wizery.com>
Cc: linux-wireless@vger.kernel.org, Arik Nemtsov <arik@wizery.com>
Subject: Re: [PATCH] wl12xx: Clamp byte mode transfers for 128x chips
Date: Mon, 21 Mar 2011 16:00:29 +0200 [thread overview]
Message-ID: <1300716029.2593.211.camel@cumari> (raw)
In-Reply-To: <1300452597-13281-1-git-send-email-arik@wizery.com>
On Fri, 2011-03-18 at 14:49 +0200, Arik Nemtsov wrote:
> On wl128x based devices, when TX packets are aggregated, each packet
> size must be aligned to the SDIO block size, and sent using block mode
> transfers.
>
> The block size is set to 256 bytes, which is less than the maximum
> possible byte transfer. Thus, if two small packets (< 256 bytes) are
> aggregated, the aggregation buffer size would be 512, and will be sent
> using byte mode transfers. This can have undesired side effects.
>
> Fix this by setting the MMC_QUIRK_BLKSZ_FOR_BYTE_MODE mmc card quirk.
> For 127x chips this has no effect, as the block size is set to 512
> bytes.
>
> Signed-off-by: Arik Nemtsov <arik@wizery.com>
> Signed-off-by: Ido Yariv <ido@wizery.com>
> ---
Thanks! Applied and fixed Arik's email address, which was corrupted (or
rather Ido-ized :P)
--
Cheers,
Luca.
prev parent reply other threads:[~2011-03-21 14:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-18 12:49 [PATCH] wl12xx: Clamp byte mode transfers for 128x chips Arik Nemtsov
2011-03-21 14:00 ` Luciano Coelho [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=1300716029.2593.211.camel@cumari \
--to=coelho@ti.com \
--cc=arik@wizery.com \
--cc=ido@wizery.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).