From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [patch 6/8] hwmon driver for ACPI 4.0 power meters Date: Wed, 24 Nov 2010 21:39:36 +0000 Message-ID: <20101124213936.GA9829@srcf.ucam.org> References: <200909181941.n8IJf91g002548@imap1.linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([93.93.128.6]:49250 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752177Ab0KXVjw (ORCPT ); Wed, 24 Nov 2010 16:39:52 -0500 Content-Disposition: inline In-Reply-To: <200909181941.n8IJf91g002548@imap1.linux-foundation.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: akpm@linux-foundation.org Cc: lenb@kernel.org, linux-acpi@vger.kernel.org, djwong@us.ibm.com, pavel@ucw.cz, rui.zhang@intel.com On Fri, Sep 18, 2009 at 12:41:09PM -0700, akpm@linux-foundation.org wrote: > This driver exposes ACPI 4.0 compliant power meters as hardware monitoring > devices. This second revision of the driver also exports the ACPI string > info as sysfs attributes, a list of the devices that the meter measures, > and will send ACPI notifications over the ACPI netlink socket. This > latest revision only enables the power capping controls if it can be > confirmed that the power cap can be enforced by the hardware and explains > how the notification interfaces work. I know I'm a bit late on this, but what do you mean by "it can be confirmed that the power cap can be enforced by the hardware"? Isn't that what bit 2 of the capabilities list means? -- Matthew Garrett | mjg59@srcf.ucam.org