linux-kernel - Re: [patch 20/20] 1394: fix for recently added firewire patch that breaks things on ppc

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Date:	Tue, 22 Aug 2006 11:03:48 +0200
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Greg KH <gregkh@...e.de>
CC:	linux-kernel@...r.kernel.org, stable@...nel.org,
	mm-commits@...r.kernel.org, Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	Theodore Ts'o <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>, torvalds@...l.org,
	akpm@...l.org, alan@...rguk.ukuu.org.uk, scjody@...ernduck.com,
	bcollins@...ntu.com, benh@...nel.crashing.org, obiwan@...lmij.org
Subject: Re: [patch 20/20] 1394: fix for recently added firewire patch that
 breaks things on ppc

Greg KH wrote:
> -stable review patch.  If anyone has any objections, please let us know.
> 
> ------------------
> From: Danny Tholen <obiwan@...lmij.org>
> 
> Recently a patch was added for preliminary suspend/resume handling on
> !PPC_PMAC.  However, this broke both suspend and firewire on powerpc
> because it saves the pci state after the device has already been disabled.
> 
> This moves the save state to before the pmac specific code.
> 
> Signed-off-by: Danny Tholen <obiwan@...lmij.org>
> Cc: Stefan Richter <stefanr@...6.in-berlin.de>

Acked-by: Stefan Richter <stefanr@...6.in-berlin.de>

> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Ben Collins <bcollins@...ntu.com>
> Cc: Jody McIntyre <scjody@...ernduck.com>
> Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Signed-off-by: Andrew Morton <akpm@...l.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
> 
> ---
>  drivers/ieee1394/ohci1394.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> --- linux-2.6.17.9.orig/drivers/ieee1394/ohci1394.c
> +++ linux-2.6.17.9/drivers/ieee1394/ohci1394.c
> @@ -3548,6 +3548,8 @@ static int ohci1394_pci_resume (struct p
>  
>  static int ohci1394_pci_suspend (struct pci_dev *pdev, pm_message_t state)
>  {
> +	pci_save_state(pdev);
> +
>  #ifdef CONFIG_PPC_PMAC
>  	if (machine_is(powermac)) {
>  		struct device_node *of_node;
> @@ -3559,8 +3561,6 @@ static int ohci1394_pci_suspend (struct 
>  	}
>  #endif
>  
> -	pci_save_state(pdev);
> -
>  	return 0;
>  }
>  
> 
> --


-- 
Stefan Richter
-=====-=-==- =--- =-==-
http://arcgraph.de/sr/
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