From: Viresh Kumar <viresh.kumar@linaro.org>
To: Sergio P <sergio.pieiga@gmail.com>
Cc: Linux PM list <linux-pm@vger.kernel.org>
Subject: Re: cpufreq and boost with amd ryzen
Date: Tue, 4 Jul 2017 11:40:00 +0530 [thread overview]
Message-ID: <20170704061000.GE3532@vireshk-i7> (raw)
In-Reply-To: <CAFFvMK1zUZhKAqFMxSWjbW7Bb-j0Odr0DjmTiC8DbqKonNL+Kg@mail.gmail.com>
On 03-07-17, 07:21, Sergio P wrote:
> Hi Viresh, thank you for responding.
>
> /sys/devices/system/cpu/cpu0/cpufreq/affected_cpus:0
> /sys/devices/system/cpu/cpu0/cpufreq/bios_limit:3400000
> /sys/devices/system/cpu/cpu0/cpufreq/cpb:0
> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq:3400000
> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq:3400000
> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq:2200000
> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_transition_latency:0
> /sys/devices/system/cpu/cpu0/cpufreq/freqdomain_cpus:0 1
> /sys/devices/system/cpu/cpu0/cpufreq/related_cpus:0
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies:3400000
> 3000000 2200000
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors:userspace
> powersave conservative ondemand performance schedutil
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq:3400000
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver:acpi-cpufreq
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor:ondemand
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq:3400000
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq:2200000
> /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed:<unsupported>
> grep: /sys/devices/system/cpu/cpu0/cpufreq/stats: Is a directory
You need to help debugging a bit. Looks like you are returning early from
acpi_cpufreq_boost_init() (in drivers/cpufreq/acpi-cpufreq.c). Can you please
check if acpi_cpufreq_driver.set_boost is getting set ? Without that boost
wouldn't work.
--
viresh
next prev parent reply other threads:[~2017-07-04 6:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-02 14:34 cpufreq and boost with amd ryzen Sergio P
2017-07-03 4:25 ` Viresh Kumar
2017-07-03 11:21 ` Sergio P
2017-07-04 6:10 ` Viresh Kumar [this message]
2017-07-04 20:38 ` Sergio P
2017-07-05 4:17 ` Viresh Kumar
2017-07-05 11:01 ` Rafael J. Wysocki
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