linux-kernel - Re: [Bug #14730] sky2 won't work after suspend/resume cycle

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Message-ID: <87fx6tz7zz.fsf@devron.myhome.or.jp>
Date:	Wed, 30 Dec 2009 08:16:16 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	"Maciej J. Woloszyk" <mat@....com.pl>
Subject: Re: [Bug #14730] sky2 won't work after suspend/resume cycle

"Rafael J. Wysocki" <rjw@...k.pl> writes:

>> Well, anyway, another likely one is - restore() should be called after
>> pci_pm_default_resume()?
>
> No, because we want the PCI standard config spaces to be restored before
> the device interrupts are enabled to avoid intermittent resume failures related
> to interrupt mishandling.
>
> That's why it is important to understand the nature of the sky2 failure here.

Um..., it was 0xff, so, I thought the config space is not working.  On
that system, the device is not affected by acpi's _DSW or _PSW?

Well, ok. If someone is working for it, that's enough good to me.

Thanks.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
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