From 0261e875679f1bf63c8d689da7fc7e014597885d Mon Sep 17 00:00:00 2001
From: Stonewall Jackson <stonewall@sacredheartsc.com>
Date: Sat, 4 Feb 2023 01:23:43 -0500
Subject: initial commit

---
 roles/udev/defaults/main.yml                          |  2 ++
 roles/udev/handlers/main.yml                          |  9 +++++++++
 roles/udev/tasks/main.yml                             | 13 +++++++++++++
 roles/udev/templates/etc/udev/rules.d/pci_pm.rules.j2 |  5 +++++
 4 files changed, 29 insertions(+)
 create mode 100644 roles/udev/defaults/main.yml
 create mode 100644 roles/udev/handlers/main.yml
 create mode 100644 roles/udev/tasks/main.yml
 create mode 100644 roles/udev/templates/etc/udev/rules.d/pci_pm.rules.j2

(limited to 'roles/udev')

diff --git a/roles/udev/defaults/main.yml b/roles/udev/defaults/main.yml
new file mode 100644
index 0000000..263aac9
--- /dev/null
+++ b/roles/udev/defaults/main.yml
@@ -0,0 +1,2 @@
+udev_rules: []
+udev_pci_powersave_blacklist: []
diff --git a/roles/udev/handlers/main.yml b/roles/udev/handlers/main.yml
new file mode 100644
index 0000000..e272cfb
--- /dev/null
+++ b/roles/udev/handlers/main.yml
@@ -0,0 +1,9 @@
+- name: restart systemd-udevd
+  systemd:
+    name: systemd-udevd
+    state: restarted
+  listen: reload udev rules
+
+- name: run udev triggers
+  command: udevadm trigger
+  listen: reload udev rules
diff --git a/roles/udev/tasks/main.yml b/roles/udev/tasks/main.yml
new file mode 100644
index 0000000..3049b0a
--- /dev/null
+++ b/roles/udev/tasks/main.yml
@@ -0,0 +1,13 @@
+- name: generate udev rules
+  copy:
+    content: |
+      {{ item.rule }}
+    dest: "/etc/udev/rules.d/{{ item.name | replace(' ', '_') }}.rules"
+  loop: '{{ udev_rules }}'
+  notify: reload udev rules
+
+- name: generate powersave blacklist
+  template:
+    src: etc/udev/rules.d/pci_pm.rules.j2
+    dest: /etc/udev/rules.d/pci_pm.rules
+  notify: reload udev rules
diff --git a/roles/udev/templates/etc/udev/rules.d/pci_pm.rules.j2 b/roles/udev/templates/etc/udev/rules.d/pci_pm.rules.j2
new file mode 100644
index 0000000..5400241
--- /dev/null
+++ b/roles/udev/templates/etc/udev/rules.d/pci_pm.rules.j2
@@ -0,0 +1,5 @@
+{% for vendordevice in udev_pci_powersave_blacklist %}
+SUBSYSTEM=="pci", ATTR{vendor}=="0x{{ vendordevice | split(':') | first }}", ATTR{device}=="0x{{ vendordevice | split(':') | last }}", ATTR{power/control}="on", GOTO="pci_pm_end"
+{% endfor %}
+SUBSYSTEM=="pci", ATTR{power/control}="auto"
+LABEL="pci_pm_end"
-- 
cgit