From mboxrd@z Thu Jan 1 00:00:00 1970 From: Viresh Kumar Subject: Re: [PATCH] cpufreq: Add scaling frequency range support Date: Tue, 28 Jul 2015 10:50:36 +0530 Message-ID: <20150728052036.GA31364@linux> References: <55B6F7C3.8040405@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <55B6F7C3.8040405@intel.com> Sender: linux-kernel-owner@vger.kernel.org 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" List-Id: linux-pm@vger.kernel.org On 28-07-15, 11:32, 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 > --- > drivers/cpufreq/cpufreq.c | 31 +++++++++++++++++++++++++++++++ > 1 file changed, 31 insertions(+) Okay, code looks fine but please updates Documentation as well. -- viresh