From: Nicolas Ferre <nicolas.ferre@atmel.com>
To: Chris Ball <cjb@laptop.org>
Cc: ludovic.desroches@atmel.com,
linux-arm-kernel@lists.infradead.org, linux-mmc@vger.kernel.org
Subject: Re: [PATCH] mmc: atmel-mci: fix timeout errors in SDIO mode when using DMA
Date: Wed, 27 Nov 2013 10:41:42 +0100 [thread overview]
Message-ID: <5295BE56.3060609@atmel.com> (raw)
In-Reply-To: <87zjoqer82.fsf@octavius.laptop.org>
On 26/11/2013 23:24, Chris Ball :
> Hi,
>
> On Thu, Nov 21 2013, Nicolas Ferre wrote:
>> On 20/11/2013 16:01, ludovic.desroches@atmel.com :
>>> From: Ludovic Desroches <ludovic.desroches@atmel.com>
>>>
>>> With some SDIO devices, timeout errors can happen when reading data. To solve
>>> this issue the DMA transfer has to be activated before sending the command to
>>> the device. This order is incorrect in PDC mode. So we have to take care if we
>>> are using DMA or PDC to know when to send the MMC command.
>>>
>>> Cc: <stable@vger.kernel.org> #3.2+
>>> Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
>>
>> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Thanks, pushed to mmc-next for 3.14.
Nice, thank you Chris, but what about considering its inclusion in 3.13?
I know that it will anyway hit the 3.13.y stable update but I do think
that it would be nice to have this fix sooner in official 3.13...
Bye,
--
Nicolas Ferre
WARNING: multiple messages have this Message-ID (diff)
From: nicolas.ferre@atmel.com (Nicolas Ferre)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] mmc: atmel-mci: fix timeout errors in SDIO mode when using DMA
Date: Wed, 27 Nov 2013 10:41:42 +0100 [thread overview]
Message-ID: <5295BE56.3060609@atmel.com> (raw)
In-Reply-To: <87zjoqer82.fsf@octavius.laptop.org>
On 26/11/2013 23:24, Chris Ball :
> Hi,
>
> On Thu, Nov 21 2013, Nicolas Ferre wrote:
>> On 20/11/2013 16:01, ludovic.desroches at atmel.com :
>>> From: Ludovic Desroches <ludovic.desroches@atmel.com>
>>>
>>> With some SDIO devices, timeout errors can happen when reading data. To solve
>>> this issue the DMA transfer has to be activated before sending the command to
>>> the device. This order is incorrect in PDC mode. So we have to take care if we
>>> are using DMA or PDC to know when to send the MMC command.
>>>
>>> Cc: <stable@vger.kernel.org> #3.2+
>>> Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
>>
>> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Thanks, pushed to mmc-next for 3.14.
Nice, thank you Chris, but what about considering its inclusion in 3.13?
I know that it will anyway hit the 3.13.y stable update but I do think
that it would be nice to have this fix sooner in official 3.13...
Bye,
--
Nicolas Ferre
next prev parent reply other threads:[~2013-11-27 9:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-20 15:01 [PATCH] mmc: atmel-mci: fix timeout errors in SDIO mode when using DMA ludovic.desroches
2013-11-20 15:01 ` ludovic.desroches at atmel.com
2013-11-21 15:42 ` Nicolas Ferre
2013-11-21 15:42 ` Nicolas Ferre
2013-11-26 22:24 ` Chris Ball
2013-11-26 22:24 ` Chris Ball
2013-11-27 9:41 ` Nicolas Ferre [this message]
2013-11-27 9:41 ` Nicolas Ferre
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=5295BE56.3060609@atmel.com \
--to=nicolas.ferre@atmel.com \
--cc=cjb@laptop.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-mmc@vger.kernel.org \
--cc=ludovic.desroches@atmel.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.