Loading tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.8 +26 −0 Original line number Diff line number Diff line Loading @@ -15,6 +15,8 @@ x86_energy_perf_policy \- Manage Energy vs. Performance Policy .br .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)" .br .RB "soc-slider: --soc-slider-balance # | --soc-slider-offset # | --platform-profile <name>" .br .RB "value: # | default | performance | balance-performance | balance-power | power" .SH DESCRIPTION \fBx86_energy_perf_policy\fP Loading Loading @@ -154,6 +156,26 @@ level on this processor, specified in multiples of 100 MHz. in the sliding window that HWP uses to maintain average frequency. This parameter is meaningful only when the "desired" field above is non-zero. Default is 0, allowing the HW to choose. .SH SOC SLIDER OPTIONS .PP Note that the Platform Profile Name must be "SoC Slider", and the Platform Profile must be "balanced" for the --soc-slider-balance and --soc-slider-offset options to take effect. .PP \fB--soc-slider-balance #\fP write numeric value to the SoC Slider. Values range from 0 to 6. Lower values result in higher performance, and higher values improve energy efficiency. Actual values are model specific. .PP \fB--soc-slider-offset #\fP write the numeric value to the Soc Slider Offset. The slider offset is the maximum value that software allows the SoC to autonomously add to the SoC Slider to improve energy efficiency. The value 0 prohibits the SoC from autonomously changing the slider. .PP \fB--platform-profile <name>"\fP set the platform profile to <name>. Available choices are in platform-profile-0/choices. The Soc Slider driver currently supports "low-power", "balanced", and "performance". .SH OTHER OPTIONS .PP \fB-f, --force\fP writes the specified values without bounds checking. Loading Loading @@ -208,6 +230,10 @@ runs only as root. EPB: /sys/devices/system/cpu/cpu*/power/energy_perf_bias EPP: /sys/devices/system/cpu/cpu*/cpufreq/energy_performance_preference MSR: /dev/cpu/*/msr Platform Profile Name: /sys/class/platform-profile/platform-profile-0/name Platform Profile: /sys/class/platform-profile/platform-profile-0/profile SOC Slider Balanced: /sys/module/processor_thermal_soc_slider/parameters/slider_balance SOC Slider Balanced Offset: /sys/module/processor_thermal_soc_slider/parameters/slider_offset .fi .SH "SEE ALSO" .nf Loading tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.c +282 −117 File changed.Preview size limit exceeded, changes collapsed. Show changes Loading
tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.8 +26 −0 Original line number Diff line number Diff line Loading @@ -15,6 +15,8 @@ x86_energy_perf_policy \- Manage Energy vs. Performance Policy .br .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)" .br .RB "soc-slider: --soc-slider-balance # | --soc-slider-offset # | --platform-profile <name>" .br .RB "value: # | default | performance | balance-performance | balance-power | power" .SH DESCRIPTION \fBx86_energy_perf_policy\fP Loading Loading @@ -154,6 +156,26 @@ level on this processor, specified in multiples of 100 MHz. in the sliding window that HWP uses to maintain average frequency. This parameter is meaningful only when the "desired" field above is non-zero. Default is 0, allowing the HW to choose. .SH SOC SLIDER OPTIONS .PP Note that the Platform Profile Name must be "SoC Slider", and the Platform Profile must be "balanced" for the --soc-slider-balance and --soc-slider-offset options to take effect. .PP \fB--soc-slider-balance #\fP write numeric value to the SoC Slider. Values range from 0 to 6. Lower values result in higher performance, and higher values improve energy efficiency. Actual values are model specific. .PP \fB--soc-slider-offset #\fP write the numeric value to the Soc Slider Offset. The slider offset is the maximum value that software allows the SoC to autonomously add to the SoC Slider to improve energy efficiency. The value 0 prohibits the SoC from autonomously changing the slider. .PP \fB--platform-profile <name>"\fP set the platform profile to <name>. Available choices are in platform-profile-0/choices. The Soc Slider driver currently supports "low-power", "balanced", and "performance". .SH OTHER OPTIONS .PP \fB-f, --force\fP writes the specified values without bounds checking. Loading Loading @@ -208,6 +230,10 @@ runs only as root. EPB: /sys/devices/system/cpu/cpu*/power/energy_perf_bias EPP: /sys/devices/system/cpu/cpu*/cpufreq/energy_performance_preference MSR: /dev/cpu/*/msr Platform Profile Name: /sys/class/platform-profile/platform-profile-0/name Platform Profile: /sys/class/platform-profile/platform-profile-0/profile SOC Slider Balanced: /sys/module/processor_thermal_soc_slider/parameters/slider_balance SOC Slider Balanced Offset: /sys/module/processor_thermal_soc_slider/parameters/slider_offset .fi .SH "SEE ALSO" .nf Loading
tools/power/x86/x86_energy_perf_policy/x86_energy_perf_policy.c +282 −117 File changed.Preview size limit exceeded, changes collapsed. Show changes