linux-kernel - Re: [REGRESSION] tg3 dead after s2ram

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Message-Id: <20070803.205709.126573435.davem@davemloft.net>
Date:	Fri, 03 Aug 2007 20:57:09 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mchan@...adcom.com
Cc:	joachim.deguara@....com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, michal.k.k.piotrowski@...il.com,
	netdev@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: Re: [REGRESSION] tg3 dead after s2ram

From: "Michael Chan" <mchan@...adcom.com>
Date: Thu, 02 Aug 2007 12:10:29 -0700

> [TG3]: Fix suspend/resume problem.
> 
> Joachim Deguara <joachim.deguara@....com> reported that tg3 devices
> would not resume properly if the device was shutdown before the system
> was suspended.  In such scenario where the netif_running state is 0,
> tg3_suspend() would not save the PCI state and so the memory enable bit
> and bus master enable bit would be lost.
> 
> We fix this by always saving and restoring the PCI state in
> tg3_suspend() and tg3_resume() regardless of netif_running() state.
> 
> Signed-off-by: Michael Chan <mchan@...adcom.com>

Patch applied.
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