linux-kernel - Re: [PATCH] ricoh_mmc: Handle newer models of Ricoh controllers

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Date:	Wed, 26 Nov 2008 16:12:54 +0100
From:	Pierre Ossman <drzeus@...eus.cx>
To:	Philip Langdale <philipl@...rt.org>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	Frans Pop <elendil@...net.nl>, linux-kernel@...r.kernel.org,
	sdhci-devel@...t.drzeus.cx, fseidel@...e.de,
	weyland@...rary.ethz.ch
Subject: Re: [PATCH] ricoh_mmc: Handle newer models of Ricoh controllers

On Wed, 26 Nov 2008 06:53:52 -0800
Philip Langdale <philipl@...rt.org> wrote:

> Matthew Garrett wrote:
> > 
> > Thinking about it, it could possibly be handled by changing to 
> > suspend_noirq and resume_noirq rather than the normal suspend and resume 
> > functions? That ought to get the ordering constraints right. The problem 
> > occurs when ricoh_mmc suspends before sdhci and resumes after it.
> 
> I'll investigate that and see what happens.
> 

Or you integrate it into sdhci_pci. Look at the register fiddling for
JMicron chips in there.

Rgds
-- 
     -- Pierre Ossman

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