linux-kernel - Re: [PATCH] cpufreq: Add scaling frequency range support

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Message-ID: <20150728052036.GA31364@linux>
Date:	Tue, 28 Jul 2015 10:50:36 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Pan Xinhui <xinhuix.pan@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"rjw@...ysocki.net" <rjw@...ysocki.net>,
	"mnipxh@....com" <mnipxh@....com>,
	"yanmin_zhang@...ux.intel.com" <yanmin_zhang@...ux.intel.com>
Subject: Re: [PATCH] cpufreq: Add scaling frequency range support

On 28-07-15, 11:32, Pan Xinhui wrote:
> From: Pan Xinhui <xinhuix.pan@...el.com>
> 
> 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 <xinhuix.pan@...el.com>
> ---
>  drivers/cpufreq/cpufreq.c | 31 +++++++++++++++++++++++++++++++
>  1 file changed, 31 insertions(+)

Okay, code looks fine but please updates Documentation as well.

-- 
viresh
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