Merge branch 'power_management_linux'

ansible/environments/laptop/host_vars/odolinux

@@ -23,3 +23,9 @@ graphics_driver: "intel"
 build_user:
   name: talexander
   group: talexander
+wireguard_directory: odo
+enabled_wireguard:
+  - wgh
+cputype: "intel"
+hwpstate: true
+cores: 8

ansible/roles/cpu/files/disable_turboboost_tmpfiles.conf

@@ -0,0 +1,2 @@
+# Disable turboboost. This makes the laptop significantly quieter and probably helps battery life.
+w- /sys/devices/system/cpu/intel_pstate/no_turbo - - - - 1

ansible/roles/cpu/tasks/linux.yaml

@@ -1,6 +1,2 @@
-# - name: Install packages
-#   pacman:
-#     name:
-#       - foo
-#     state: present
-#     update_cache: true
+- include_tasks: "tasks/linux_{{cputype}}.yaml"
+  when: cputype is defined

ansible/roles/cpu/tasks/linux_intel.yaml

@@ -0,0 +1,27 @@
+- name: Install packages
+  package:
+    name:
+      - powertop
+    state: present
+
+- name: Install tmpfiles.d configuration
+  copy:
+    src: "files/{{ item }}_tmpfiles.conf"
+    dest: "/etc/tmpfiles.d/{{ item }}.conf"
+    mode: 0644
+    owner: root
+    group: wheel
+  loop:
+    - disable_turboboost
+
+- name: Favor energy efficiency for Speed Shift
+  when: hwpstate is defined and hwpstate and cores is defined
+  template:
+    src: "templates/{{ item.src }}.j2"
+    dest: "{{ item.dest }}"
+    mode: 0755
+    owner: root
+    group: wheel
+  loop:
+    - src: energy_performance_preference.conf
+      dest: /etc/tmpfiles.d/energy_performance_preference.conf

ansible/roles/cpu/templates/energy_performance_preference.conf.j2

@@ -0,0 +1,4 @@
+# Favor energy efficiency for Speed Shift
+{% for core in range(0, cores, 1) %}
+w- /sys/devices/system/cpu/cpufreq/policy{{core}}/energy_performance_preference - - - - power
+{% endfor %}