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Groups > linux.kernel > #1193812
| From | Viresh Kumar <viresh.kumar@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH V2] cpufreq: Add scaling frequency range support |
| Date | 2015-07-28 09:10 +0200 |
| Message-ID | <pR7br-1Yt-7@gated-at.bofh.it> (permalink) |
| References | <pR3Ud-5vX-5@gated-at.bofh.it> <pR7br-1Yt-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 28-07-15, 15:02, Pan Xinhui wrote: > From: Pan Xinhui <xinhuix.pan@intel.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@intel.com> > --- > 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.kumar@linaro.org> -- 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/
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Re: [PATCH V2] cpufreq: Add scaling frequency range support Viresh Kumar <viresh.kumar@linaro.org> - 2015-07-28 09:10 +0200
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