intel_perf_bias.patch

   1 diff -urN laptop-mode-tools-1.72.2/etc/laptop-mode/conf.d/intel_perf_bias.conf laptop-mode-tools-1.72.2-perf_bias/etc/laptop-mode/conf.d/intel_perf_bias.conf
   2 --- laptop-mode-tools-1.72.2/etc/laptop-mode/conf.d/intel_perf_bias.conf        1970-01-01 01:00:00.000000000 +0100
   3 +++ laptop-mode-tools-1.72.2-perf_bias/etc/laptop-mode/conf.d/intel_perf_bias.conf      2018-03-21 21:39:56.484459906 +0100
   4 @@ -0,0 +1,44 @@
   5 +#
   6 +# Configuration file for Laptop Mode Tools module intel_perf_bias.
   7 +#
   8 +# For more information, consult the laptop-mode.conf(8) manual page.
   9 +#
  10 +
  11 +###############################################################################
  12 +# Manage Energy vs. Performance Policy via x86 Model Specific Registers
  13 +# -------------------------------------------------
  14 +#
  15 +#__COMMENT Laptop mode tools can automatically adjust your kernel CPU performance
  16 +#__COMMENT vs. energy policy.
  17 +#__COMMENT
  18 +#__COMMENT See x86_energy_perf_policy(8) or cpupower-set(1) for details,
  19 +#__COMMENT and https://patchwork.kernel.org/patch/8439681/ for background.
  20 +#
  21 +###############################################################################
  22 +
  23 +# Enable debug mode for this module
  24 +# Set to 1 if you want to debug this module
  25 +DEBUG=0
  26 +
  27 +#
  28 +# Should laptop mode tools control the CPU energy policy settings?
  29 +#
  30 +# Set to 0 to disable
  31 +CONTROL_INTEL_PERF_BIAS="auto"
  32 +
  33 +# The range of valid numbers is 0-15,
  34 +# where 0 is maximum performance and 15 is maximum energy efficiency.
  35 +# performance         0
  36 +# balance-performance 4
  37 +# normal, default     6
  38 +# balance-power       8
  39 +# power               15
  40 +
  41 +#On AC, Laptop Mode Tools inactive
  42 +NOLM_AC_INTEL_PERF_BIAS=0 # Performance
  43 +
  44 +#On AC, Laptop Mode Tools active
  45 +LM_AC_INTEL_PERF_BIAS=0 # Performance
  46 +
  47 +#On battery
  48 +BATT_INTEL_PERF_BIAS=8 # Balance-power
  49 diff -urN laptop-mode-tools-1.72.2/usr/share/laptop-mode-tools/modules/intel_perf_bias laptop-mode-tools-1.72.2-perf_bias/usr/share/laptop-mode-tools/modules/intel_perf_bias
  50 --- laptop-mode-tools-1.72.2/usr/share/laptop-mode-tools/modules/intel_perf_bias        1970-01-01 01:00:00.000000000 +0100
  51 +++ laptop-mode-tools-1.72.2-perf_bias/usr/share/laptop-mode-tools/modules/intel_perf_bias      2018-03-21 21:55:32.250744460 +0100
  52 @@ -0,0 +1,39 @@
  53 +#! /bin/sh
  54 +#
  55 +# Laptop mode tools module that handles Intel's performance policy.
  56 +#
  57 +
  58 +X86_ENERGY_PERF_POLICY=$(which x86_energy_perf_policy 2>/dev/null)
  59 +CPUPOWER=$(which cpupower 2>/dev/null)
  60 +
  61 +# Set perf bias value
  62 +# Parameter 1: the value
  63 +set_intel_perf_bias_param () {
  64 +       local RESULT=1
  65 +
  66 +       if [ -x "$X86_ENERGY_PERF_POLICY" ]; then
  67 +               log "VERBOSE" "Executing: '$X86_ENERGY_PERF_POLICY $1'"
  68 +               x86_energy_perf_policy $1
  69 +               RESULT=$?
  70 +       elif [ -x "$CPUPOWER" ]; then
  71 +               log "VERBOSE" "Executing: '$CPUPOWER set -b $1'"
  72 +               cpupower set -b $1
  73 +               RESULT=$?
  74 +       fi
  75 +       if [ $RESULT != 0 ]; then
  76 +               echo "SETTING CPU PERFORMANCE POLICY FAILED"
  77 +       fi
  78 +}
  79 +
  80 +if [ x$CONTROL_INTEL_PERF_BIAS = x1 ] || [ x$ENABLE_AUTO_MODULES = x1 -a x$CONTROL_INTEL_PERF_BIAS = xauto ]; then
  81 +       if [ $ON_AC -eq 1 ] ; then
  82 +               if [ "$ACTIVATE" -eq 1 ] ; then
  83 +                       INTEL_PERF_BIAS="$LM_AC_INTEL_PERF_BIAS"
  84 +               else
  85 +                       INTEL_PERF_BIAS="$NOLM_AC_INTEL_PERF_BIAS"
  86 +               fi
  87 +       else
  88 +               INTEL_PERF_BIAS="$BATT_INTEL_PERF_BIAS"
  89 +       fi
  90 +       set_intel_perf_bias_param "$INTEL_PERF_BIAS"
  91 +fi