From: Wolfram Sang <w.sang@pengutronix.de>
To: Jaehoon Chung <jh80.chung@samsung.com>
Cc: Philip Rakity <prakity@marvell.com>,
"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
Chris Ball <cjb@laptop.org>,
kyungmin Park <kyungmin.park@samsung.com>,
Andrew Morton <akpm@linux-foundation.org>,
"matt@console-pimps.org" <matt@console-pimps.org>
Subject: Re: [RFC Patch] SDHCI: add quirk for data timeout value when card busy.
Date: Thu, 2 Dec 2010 10:09:33 +0100 [thread overview]
Message-ID: <20101202090932.GA3345@pengutronix.de> (raw)
In-Reply-To: <4CF74D5E.1080707@samsung.com>
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> > The timeout value in the host controller should not change once it is set. It s not supposed to
> > change value on reset (for example).
> >
> > Curious -- if you read the value when you are in the busy state before you set it -- what value is there.
>
> I checked the timeout value to 0xa (i didn't use broken timeout value. if i used that quirk, set to 0xe)
> When suspend/resume..timeout value set to 0x0...so i set them...
What I don't see at the moment is why this issue happens after resume but
not after initial boot. Do you have an idea?
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2010-12-02 9:09 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-30 6:13 [RFC Patch] SDHCI: add quirk for data timeout value when card busy Jaehoon Chung
2010-11-30 6:42 ` Philip Rakity
2010-11-30 7:15 ` Jaehoon Chung
2010-11-30 9:56 ` Wolfram Sang
2010-11-30 10:13 ` Jaehoon Chung
2010-11-30 10:54 ` Wolfram Sang
2010-11-30 11:37 ` Jaehoon Chung
2010-11-30 15:56 ` Philip Rakity
2010-12-01 5:44 ` Jaehoon Chung
2010-12-01 5:51 ` Philip Rakity
2010-12-01 12:29 ` Jaehoon Chung
2010-12-01 16:21 ` Philip Rakity
2010-12-02 7:40 ` Jaehoon Chung
2010-12-02 9:09 ` Wolfram Sang [this message]
2010-12-02 16:00 ` Philip Rakity
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