linux-kernel - Re: [PATCH] drivers/cpufreq: Warn user when powernow-k8 tries to fall back to acpi-cpufreq and it is unavailable.

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Message-ID: <20130118193834.GA17734@srcf.ucam.org>
Date:	Fri, 18 Jan 2013 19:38:34 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Borislav Petkov <bp@...en8.de>,
	"Gopalakrishnan, Aravind" <Aravind.Gopalakrishnan@....com>,
	"rjw@...k.pl" <rjw@...k.pl>, Andre Przywara <andre@...rep.de>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andreas <linuxuser330250@....net>
Subject: Re: [PATCH] drivers/cpufreq: Warn user when powernow-k8 tries to
 fall back to acpi-cpufreq and it is unavailable.

On Fri, Jan 18, 2013 at 08:36:56PM +0100, Borislav Petkov wrote:

> Ok, how much can we rely on ACPI to have this ACPI_ADR_SPACE_SYSTEM_IO
> properly set on K8? Because the thing is, we want to use acpi-cpufreq on
> F10h onwards and leave powernow-k8 to K8s.

SYSTEM_IO only supports single processors and was superceded in ACPI 
2.0. Are there any single-core F10h?

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