Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755272AbbG1HJj (ORCPT ); Tue, 28 Jul 2015 03:09:39 -0400 Received: from mail-pa0-f54.google.com ([209.85.220.54]:34648 "EHLO mail-pa0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751276AbbG1HJh (ORCPT ); Tue, 28 Jul 2015 03:09:37 -0400 Date: Tue, 28 Jul 2015 12:39:30 +0530 From: Viresh Kumar To: Pan Xinhui Cc: "linux-kernel@vger.kernel.org" , "linux-pm@vger.kernel.org" , "rjw@rjwysocki.net" , "mnipxh@163.com" , "yanmin_zhang@linux.intel.com" Subject: Re: [PATCH V2] cpufreq: Add scaling frequency range support Message-ID: <20150728070930.GA2857@linux> References: <55B6F7C3.8040405@intel.com> <55B72923.7030101@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <55B72923.7030101@intel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1191 Lines: 31 On 28-07-15, 15:02, Pan Xinhui wrote: > From: Pan Xinhui > > Userspace at most time do cpufreq tests very much inconveniently. > Currently they have to echo min and max cpu freq separately like below: > echo 480000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq > echo 2240000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq > > Add scaling_freq_range cpufreq attr to support userspace's demand. > Therefore it's easier for testers to write readable scripts like below: > echo 480000-2240000 > > /sys/devices/system/cpu/cpu0/cpufreq/scaling_freq_range > > Signed-off-by: Pan Xinhui > --- > Change from V1: > update cpu-freq documentation. > --- > Documentation/cpu-freq/user-guide.txt | 7 +++++++ > drivers/cpufreq/cpufreq.c | 31 +++++++++++++++++++++++++++++++ > 2 files changed, 38 insertions(+) Acked-by: Viresh Kumar -- viresh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/