linux-kernel - Re: [PATCH] Add DMI quirk for Intel DP55KG mainboard

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Message-ID: <20100106143640.GB13984@srcf.ucam.org>
Date:	Wed, 6 Jan 2010 14:36:40 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Len Brown <lenb@...nel.org>,
	Christian Hofstaedtler <ch@...a.at>, x86@...nel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	bruce.w.allan@...el.com, Thomas Gleixner <tglx@...utronix.de>,
	Justin Piszcz <jpiszcz@...idpixels.com>,
	linux-acpi@...r.kernel.org,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>
Subject: Re: [PATCH] Add DMI quirk for Intel DP55KG mainboard

On Mon, Jan 04, 2010 at 05:45:58PM -0800, Arjan van de Ven wrote:

> can we do it based on the dmi/acpi year?
> Eg for all 2008 and later machines or something, while leaving the
> older ones as is

I think a saner model would be to use a similar method to Windows - 
that is, change behaviour based on the OSI calls that the firmware 
makes. If the firmware supports Vista, it's probably safe to use the 
ACPI reboot method.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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