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From: Chris Ball <cjb@laptop.org>
To: James Hogan <james.hogan@imgtec.com>
Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
	Seungwon Jeon <tgih.jun@samsung.com>,
	Jaehoon Chung <jh80.chung@samsung.com>
Subject: Re: [PATCH] mmc: dw_mmc: setpower on MMC_POWER_{UP,OFF}
Date: Fri, 22 Mar 2013 12:42:29 -0400	[thread overview]
Message-ID: <878v5fo07e.fsf@octavius.laptop.org> (raw)
In-Reply-To: <1363085012-9220-1-git-send-email-james.hogan@imgtec.com> (James Hogan's message of "Tue, 12 Mar 2013 10:43:32 +0000")

Hi,

On Tue, Mar 12 2013, James Hogan wrote:
> Call the setpower platform callback in response to set_ios with
> ios->power_mode == MMC_POWER_UP or MMC_POWER_OFF, instead of from the
> card detect work function.
>
> This appears to fix a problem I have where a card stuck in a funny state
> doesn't get properly cleared by the power being turned off, presumably
> due to lack of power sequencing. This resulted in the following log
> messages after boot:

Thanks, pushed to mmc-next for 3.10.

- Chris.
-- 
Chris Ball   <cjb@laptop.org>   <http://printf.net/>
One Laptop Per Child

WARNING: multiple messages have this Message-ID (diff)
From: Chris Ball <cjb@laptop.org>
To: James Hogan <james.hogan@imgtec.com>
Cc: <linux-mmc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	Seungwon Jeon <tgih.jun@samsung.com>,
	Jaehoon Chung <jh80.chung@samsung.com>
Subject: Re: [PATCH] mmc: dw_mmc: setpower on MMC_POWER_{UP,OFF}
Date: Fri, 22 Mar 2013 12:42:29 -0400	[thread overview]
Message-ID: <878v5fo07e.fsf@octavius.laptop.org> (raw)
In-Reply-To: <1363085012-9220-1-git-send-email-james.hogan@imgtec.com> (James Hogan's message of "Tue, 12 Mar 2013 10:43:32 +0000")

Hi,

On Tue, Mar 12 2013, James Hogan wrote:
> Call the setpower platform callback in response to set_ios with
> ios->power_mode == MMC_POWER_UP or MMC_POWER_OFF, instead of from the
> card detect work function.
>
> This appears to fix a problem I have where a card stuck in a funny state
> doesn't get properly cleared by the power being turned off, presumably
> due to lack of power sequencing. This resulted in the following log
> messages after boot:

Thanks, pushed to mmc-next for 3.10.

- Chris.
-- 
Chris Ball   <cjb@laptop.org>   <http://printf.net/>
One Laptop Per Child

  parent reply	other threads:[~2013-03-22 16:42 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-12 10:43 [PATCH] mmc: dw_mmc: setpower on MMC_POWER_{UP,OFF} James Hogan
2013-03-12 10:43 ` James Hogan
2013-03-12 11:26 ` Jaehoon Chung
2013-03-12 16:31   ` James Hogan
2013-03-12 16:31     ` James Hogan
2013-03-13 14:20 ` Seungwon Jeon
2013-03-13 14:37   ` James Hogan
2013-03-13 14:37     ` James Hogan
2013-03-14 10:34     ` Seungwon Jeon
2013-03-22 16:42 ` Chris Ball [this message]
2013-03-22 16:42   ` Chris Ball

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