114 lines
4.7 KiB
YAML
114 lines
4.7 KiB
YAML
---
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- hosts: localhost
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become: yes
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vars:
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# the multipliers against power capability to determine power limits for the non-OC (default)/OC (custom) profiles
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# 0.5 = 50%
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# 1.0 = 100% (of card power capability, not stock limits)
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# should not exceed 1.0, must be a float. driver will do some rounding/stepping
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power_max_custom_multi: 1.0 # used to control the effective power limit in the 'custom' AMDGPU tuned profile
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power_max_default_multi: 0.75 # used to limit GPU power to some lower percentage on default perf mode
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# minimum/maximum GPU clocks using 'powerplay'.
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# effective clocks are dynamically adjusted by the driver in this range - based on utilization
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# can find baseline values in the '/sys/class/drm/{{ card }}/device/pp_od_clk_voltage' file
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# OD_RANGE indicates acceptable value ranges for SCLK (core) and MCLK (memory)
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# Under 'OD_SCLK' and 'OD_MCLK' you will see 0/1. These are the minimum/maximum values for the respective component.
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gpu_clock_min: "2300"
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gpu_clock_max: "2600"
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# memory clocks are static, we only set a 'max' - high-refresh rate display quirk
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# this allows the memory clock to be adjusted
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gpumem_clock_max: "1075"
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# optional, applies offset to GPU voltage, eg: '+100' = to boost GPU core voltage 100mV or 0.1V. for the 'custom' GPU profile.
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gpu_mv_offset: "+50"
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# the card for 'tuned' to control
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# this is *usually* 'card0', but may differ.
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# check '/dev/dri/card*'
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card: 'card0' # default to card0
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base_profiles: # list of source tuned profiles available on Fedora (TODO: should dynamically discover?)
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- balanced # these are further modified with secondary (templated) profiles, see 'templates/tuned.conf.j2'
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- desktop
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- latency-performance
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- network-latency
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- network-throughput
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- powersave
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- virtual-host
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amdgpu_profiles: # statically defined mapping of the contents in /sys/class/drm/{{ card }}/device/pp_power_profile_mode
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- { name: 'default', value: 0 }
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- { name: 'custom', value: 6 }
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handlers:
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- name: restart tuned
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ansible.builtin.service:
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name: tuned
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state: restarted
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tasks:
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- name: Gather package facts
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ansible.builtin.package_facts:
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manager: auto
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- name: replace 'power-profiles-daemon' with 'tuned' on Fedora 35+
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dnf: # use with_items since 'dnf' module in Ansible doesn't support 'swap'
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name: "{{ item.name }}"
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state: "{{ item.state }}"
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with_items:
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- {name: 'power-profiles-daemon', state: 'absent'}
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- {name: 'tuned', state: 'present'}
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when: ('power-profiles-daemon' in ansible_facts.packages) or (('tuned' not in ansible_facts.packages) and ((ansible_distribution == 'Fedora') and (ansible_distribution_major_version|int > 35)))
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register: fed_ppdtuned_swap
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# 'power-profiles-daemon' was added/conflicts with 'tuned' since F35
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# otherwise, ensure the 'tuned' package is installed
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- name: install tuned
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package:
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name: tuned
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state: present
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when: (fed_ppdtuned_swap is not defined) or ('tuned' not in ansible_facts.packages)
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- name: find hwmon/max power capability file for {{ card }}
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find:
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paths: /sys/class/drm/{{ card }}/device/hwmon
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file_type: file
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recurse: yes
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use_regex: yes
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patterns:
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- '^power1_cap_max$'
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register: hwmon
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- name: find hwmon/current power limit file for {{ card }}
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find:
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paths: /sys/class/drm/{{ card }}/device/hwmon
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file_type: file
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recurse: yes
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use_regex: yes
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patterns:
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- '^power1_cap$'
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register: powercap_set
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- name: get max power capability for {{ card }}
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slurp:
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src: "{{ hwmon.files.0.path }}"
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register: power_max_b64
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- name: create custom profile directories
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file:
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state: directory
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path: /etc/tuned/{{ item.1 }}-amdgpu-{{ item.0.name }}
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mode: "0755"
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with_nested:
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- "{{ amdgpu_profiles }}"
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- "{{ base_profiles }}"
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- name: template AMDGPU clock control scripts (default/GPU profile dependency)
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template:
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src: templates/amdgpu-clock.sh.j2
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dest: /etc/tuned/{{ item.1 }}-amdgpu-{{ item.0.name }}/amdgpu-clock.sh
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owner: root
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group: root
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mode: "0755"
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with_nested:
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- "{{ amdgpu_profiles }}"
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- "{{ base_profiles }}"
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notify: restart tuned
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- name: template custom tuned profiles
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template:
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src: templates/tuned.conf.j2
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dest: /etc/tuned/{{ item.1 }}-amdgpu-{{ item.0.name }}/tuned.conf
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owner: root
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group: root
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mode: "0644"
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with_nested:
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- "{{ amdgpu_profiles }}"
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- "{{ base_profiles }}"
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notify: restart tuned
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