---
# tasks file for tuned_amdgpu
#
- name: Gather package facts
  ansible.builtin.package_facts:
    manager: auto

# around Fedora 35/36, the packages for 'power-profiles-daemon' and 'tuned' conflicted; no more - can coincide
# ensuring the service is masked should suffice - not removed;  gnome/others may 'require' it. doing so may remove them implicitly
- name: Ensure power-profiles-daemon is off/disabled/masked
  ansible.builtin.systemd_service:
    name: power-profiles-daemon
    enabled: false
    masked: true
    state: stopped
  when: "'power-profiles-daemon' in ansible_facts['packages']"
  become: true

- name: Ensure 'tuned' is installed
  ansible.builtin.package:
    name: tuned
    state: present
  become: true

- name: Find bundled 'tuned' profiles
  ansible.builtin.find:
    paths:
      - /usr/lib/tuned/  # this may change/benefit from var/defaults; packaging should generally prefer this path
    patterns:
      - 'tuned.conf'
    recurse: true
  register: tuned_bundled_configs

- name: Set fact with included profile names
  ansible.builtin.set_fact:
    base_profiles: "{{ base_profiles | default([]) + profile_name }}"
  loop: "{{ tuned_bundled_configs.files }}"
  loop_control:
    label: "{{ profile_name }}"
  vars:
    profile_name: "{{ [item.path | dirname | basename] }}"

- name: Ensure dynamic tuning is disabled
  ansible.builtin.lineinfile:
    path: /etc/tuned/tuned-main.conf
    regexp: '^dynamic_tuning.*='
    line: 'dynamic_tuning = 0'
  notify: Restart tuned
  become: true

- name: Configure vars in '/etc/tuned/amdgpu-profile-vars.conf'
  ansible.builtin.lineinfile:
    path: /etc/tuned/amdgpu-profile-vars.conf
    line: "{{ item }}={{ vars[item] }}"
    regexp: "^{{ item }}="
    create: true
    mode: '0644'
  when: vars[item] is defined
  with_items:
    - gpu_clock_min
    - gpu_clock_max
    - gpumem_clock_static
    - gpu_power_multi_def
    - gpu_power_multi_oc
    - gpu_mv_offset
  become: true

- name: Create custom profile directories
  ansible.builtin.file:
    state: directory
    path: "{{ (tuned_amdgpu_profile_dir, item.1 + '-amdgpu-' + item.0) | ansible.builtin.path_join }}"
    mode: "0755"
  with_nested:
    - "{{ amdgpu_profiles }}"
    - "{{ base_profiles }}"
  become: true

- name: Template AMDGPU profile script
  ansible.builtin.template:
    src: amdgpu-profile.sh.j2
    dest: "{{ (tuned_amdgpu_profile_dir, 'amdgpu-clock.sh') | ansible.builtin.path_join }}"  # place in base dir for all profiles, called w/ arg
    owner: root
    group: root
    mode: "0755"
  notify: Restart tuned
  become: true

- name: Template tuned.conf for custom profiles
  ansible.builtin.template:
    src: templates/tuned.conf.j2
    dest: "{{ (tuned_amdgpu_profile_dir, item.1 + '-amdgpu-' + item.0, 'tuned.conf') | ansible.builtin.path_join }}"
    owner: root
    group: root
    mode: "0644"
  with_nested:
    - "{{ amdgpu_profiles }}"
    - "{{ base_profiles }}"
  notify: Restart tuned
  become: true
  tags:
    - tuned.conf

- name: Ensure tuned is enabled
  ansible.builtin.service:
    name: tuned
    enabled: true
  become: true

- name: Copy gamemode memlock limits.d booster
  become: true
  ansible.builtin.template:
    src: etc.security.limits.d.99-gamemode-memlock.conf
    dest: /etc/security/limits.d/99-gamemode-memlock.conf
    owner: root
    group: root
    mode: '0644'