From mboxrd@z Thu Jan  1 00:00:00 1970
From: Viresh Kumar <viresh.kumar@linaro.org>
Subject: Re: cpufreq and boost with amd ryzen
Date: Tue, 4 Jul 2017 11:40:00 +0530
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To: Sergio P <sergio.pieiga@gmail.com>
Cc: Linux PM list <linux-pm@vger.kernel.org>

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