netdev - Re: [PATCH] sky2: Do not use legacy PCI power management

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Message-ID: <20101231101521.598d41c6@s6510>
Date:	Fri, 31 Dec 2010 10:15:21 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>,
	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	"Linux-pm mailing list" <linux-pm@...ts.linux-foundation.org>
Subject: Re: [PATCH] sky2: Do not use legacy PCI power management

On Sun, 26 Dec 2010 19:44:32 +0100
"Rafael J. Wysocki" <rjw@...k.pl> wrote:

> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> The sky2 driver uses the legacy PCI power management, so it has to do
> some PCI-specific things in its ->suspend() and ->resume() callbacks,
> which isn't necessary and should better be done by the PCI
> sybsystem-level power management code.  Moreover, it uses
> device_set_wakeup_enable() incorrectly (that function should be
> used when the WoL setting is changed rather than during suspend).
> 
> Convert sky2 to the new PCI power management framework and make it
> let the PCI subsystem take care of all the PCI-specific aspects of
> device handling during system power transitions.
> 
> Tested on a desktop machine with a Marvell 88E8056 PCI-E adapter.
> 
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>

Tested on 88E8055 (laptop), my desktop machines have video issues and
won't suspend/resume.

Acked-by: Stephen Hemminger <shemminger@...tta.com>

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