Ayush Jain
9d00fe295c
cpufreq/amd-pstate: Only print supported EPP values for performance governor ...
[ Upstream commit 142c169b31beb364ef39385b4e88735bd51d37fe ]
show_energy_performance_available_preferences() to show only supported
values which is performance in performance governor policy.
-------Before--------
$ cat /sys/devices/system/cpu/cpu1/cpufreq/scaling_driver
amd-pstate-epp
$ cat /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor
performance
$ cat /sys/devices/system/cpu/cpu1/cpufreq/energy_performance_preference
performance
$ cat /sys/devices/system/cpu/cpu1/cpufreq/energy_performance_available_preferences
default performance balance_performance balance_power power
-------After--------
$ cat /sys/devices/system/cpu/cpu1/cpufreq/scaling_driver
amd-pstate-epp
$ cat /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor
performance
$ cat /sys/devices/system/cpu/cpu1/cpufreq/energy_performance_preference
performance
$ cat /sys/devices/system/cpu/cpu1/cpufreq/energy_performance_available_preferences
performance
Fixes: ffa5096a7c33 ("cpufreq: amd-pstate: implement Pstate EPP support for the AMD processors")
Suggested-by: Wyes Karny <wyes.karny@amd.com>
Signed-off-by: Ayush Jain <ayush.jain3@amd.com>
Reviewed-by: Wyes Karny <wyes.karny@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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9d00fe295c