From patchwork Fri Oct 12 16:44:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: srinivas pandruvada X-Patchwork-Id: 10638891 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A4B8B157A for ; Fri, 12 Oct 2018 16:44:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9435F2B884 for ; Fri, 12 Oct 2018 16:44:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 87CE02B67B; Fri, 12 Oct 2018 16:44:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 395002B884 for ; Fri, 12 Oct 2018 16:44:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726761AbeJMARn (ORCPT ); Fri, 12 Oct 2018 20:17:43 -0400 Received: from mga06.intel.com ([134.134.136.31]:38186 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727210AbeJMARh (ORCPT ); Fri, 12 Oct 2018 20:17:37 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Oct 2018 09:44:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,373,1534834800"; d="scan'208";a="78322517" Received: from spandruv-desk.jf.intel.com ([10.54.75.31]) by fmsmga008.fm.intel.com with ESMTP; 12 Oct 2018 09:44:15 -0700 From: Srinivas Pandruvada To: corbet@lwn.net, rjw@rjwysocki.net, lenb@kernel.org, viresh.kumar@linaro.org, robert.moore@intel.com, erik.schmauss@intel.com Cc: juri.lelli@redhat.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, devel@acpica.org, pprakash@codeaurora.org, george.cherian@cavium.com, Srinivas Pandruvada Subject: [PATCH v3 3/3] Documentation: intel_pstate: Add base_frequency information Date: Fri, 12 Oct 2018 09:44:00 -0700 Message-Id: <20181012164400.3479-4-srinivas.pandruvada@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181012164400.3479-1-srinivas.pandruvada@linux.intel.com> References: <20181012164400.3479-1-srinivas.pandruvada@linux.intel.com> Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Updated documentation to explain base_frequency attribute. Signed-off-by: Srinivas Pandruvada --- Documentation/admin-guide/pm/intel_pstate.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/admin-guide/pm/intel_pstate.rst b/Documentation/admin-guide/pm/intel_pstate.rst index 8f1d3de449b5..14a5505e073e 100644 --- a/Documentation/admin-guide/pm/intel_pstate.rst +++ b/Documentation/admin-guide/pm/intel_pstate.rst @@ -465,6 +465,10 @@ Next, the following policy attributes have special meaning if policy for the time interval between the last two invocations of the driver's utilization update callback by the CPU scheduler for that CPU. +``base_frequency`` + When present, shows the base frequency of the CPU. Any frequency above + this will be in the turbo frequency range. + The meaning of these attributes in the `passive mode `_ is the same as for other scaling drivers.