From patchwork Mon Jan 6 08:31:17 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramkumar Ramachandra X-Patchwork-Id: 3436481 Return-Path: X-Original-To: patchwork-linux-pm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id F2ECAC02DC for ; Mon, 6 Jan 2014 08:31:46 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C37A42017A for ; Mon, 6 Jan 2014 08:31:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 95D0F2016A for ; Mon, 6 Jan 2014 08:31:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751218AbaAFIbP (ORCPT ); Mon, 6 Jan 2014 03:31:15 -0500 Received: from mail-pd0-f179.google.com ([209.85.192.179]:41689 "EHLO mail-pd0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751063AbaAFIbO (ORCPT ); Mon, 6 Jan 2014 03:31:14 -0500 Received: by mail-pd0-f179.google.com with SMTP id r10so17957956pdi.10 for ; Mon, 06 Jan 2014 00:31:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id; bh=z8KJayol82zXF+yjrxvgAogf2dszDbkilkJ8dLcGWj0=; b=GdkjGBXUnQvswJdsR3IOiv2PVc7NVEfJmh04PoeK7BR6/fPRbDCiJ0pkmnE5BHGfek ke965Kz1sKj0OD3dRnikij+DCXKItzUZiFpiSoAa6GEG1rAC51Kj0+NvbrY3fJA1tEkZ RXHDxhrXEut3cSRpL0wjKLmi3T2VoNxe7c+M2MyBNmBXppVQim9hbr/vYRjmdgeyfc0a XrKDStN3YM9XJKPyMy0Ed+b+MRj9myN//QkNvRrnn21ytULmr8v1GM1HD5srRae8qhGz aBLSeYQna41foNhEvJDBO9SezUJCsW0EtAUqZ1mLmOQr+1uMwoDhpstvADeVrb3qFr7P bgmQ== X-Received: by 10.68.189.165 with SMTP id gj5mr123140413pbc.111.1388997074069; Mon, 06 Jan 2014 00:31:14 -0800 (PST) Received: from localhost.localdomain ([122.164.141.93]) by mx.google.com with ESMTPSA id lh13sm166417313pab.4.2014.01.06.00.31.11 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 06 Jan 2014 00:31:13 -0800 (PST) From: Ramkumar Ramachandra To: LKML Cc: Dirk Brandewie , "Rafael J. Wysocki" , Randy Dunlap , Linux PM Subject: [PATCH] Documentation: add ABI entry for intel_pstate Date: Mon, 6 Jan 2014 14:01:17 +0530 Message-Id: <1388997077-25138-1-git-send-email-artagnon@gmail.com> X-Mailer: git-send-email 1.8.5.2.227.g53f3478 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add a Documentation/ABI entry for /sys/devices/system/cpu/intel_pstate/max_perf_pct, /sys/devices/system/cpu/intel_pstate/min_perf_pct, and /sys/devices/system/cpu/intel_pstate/no_turbo. Cc: Dirk Brandewie Cc: Rafael J. Wysocki Cc: Randy Dunlap Cc: Linux PM Signed-off-by: Ramkumar Ramachandra --- Documentation/ABI/testing/sysfs-devices-system-cpu | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 468e4d4..7080718 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -200,3 +200,18 @@ Description: address and size of the percpu note. note of cpu#. crash_notes_size: size of the note of cpu#. + + +What: /sys/devices/system/cpu/intel_pstate/max_perf_pct + /sys/devices/system/cpu/intel_pstate/min_perf_pct + /sys/devices/system/cpu/intel_pstate/no_turbo +Date: February 2013 +Contact: linux-pm@vger.kernel.org +Description: Parameters for the Intel P-state driver + + Logic for selecting the current P-state in Intel + Sandybridge+ processors. The three knobs control + limits for the P-state that will be requested by the + driver. + + More details can be found in Documentation/cpu-freq/intel-pstate.txt