public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Dave Jones <davej@codemonkey.org.uk>,
	maximilian attems <max@stro.at>,
	linux-kernel@vger.kernel.org, mingo@elte.hu,
	cking <colin.king@canonical.com>,
	Dominik Brodowski <linux@dominikbrodowski.net>
Subject: Re: [PATCH] Enable speedstep for sonoma processors.
Date: Wed, 4 Jun 2008 02:21:58 +0100	[thread overview]
Message-ID: <20080604012158.GA12806@srcf.ucam.org> (raw)
In-Reply-To: <20080603174218.GA15293@codemonkey.org.uk>

On Tue, Jun 03, 2008 at 01:42:18PM -0400, Dave Jones wrote:

> This patch has been floating around for years.
> So long, I've forgotten the original reason it wasn't accepted.
> It had something to do with it working for some users, but not others,
> and we can't detect the 'not working' case.

My recollection is that we had no way to work out which voltage table 
was appropriate for a given CPU, so there was a risk of us either over- 
or under-volting the chip. Doing it via ACPI is safe.

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

      reply	other threads:[~2008-06-04  1:22 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-03 17:04 [PATCH] Enable speedstep for sonoma processors maximilian attems
2008-06-03 17:42 ` Dave Jones
2008-06-04  1:21   ` Matthew Garrett [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20080604012158.GA12806@srcf.ucam.org \
    --to=mjg59@srcf.ucam.org \
    --cc=colin.king@canonical.com \
    --cc=davej@codemonkey.org.uk \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@dominikbrodowski.net \
    --cc=max@stro.at \
    --cc=mingo@elte.hu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox