diff options
| author | Ahmed Abdelhalim <[email protected]> | 2026-07-03 11:00:17 +0200 |
|---|---|---|
| committer | Ahmed Abdelhalim <[email protected]> | 2026-07-03 11:00:17 +0200 |
| commit | e2e2fd3a111dc307fb8e54dae9689ff901e7e9c1 (patch) | |
| tree | 9e36d5afa874fb50f05c9ce81ad7d5e475272103 /roles/ethtool/README.md | |
| parent | 16c2395a58db566337224837df8dbe75d062baf6 (diff) | |
Update ethtool to handle laptop lid suspend issues
When using WoL with laptops (ex Lenovo) closing the lid suspends the
laptop and breaks WoL, this is to allow configuring the lid behavior
Diffstat (limited to 'roles/ethtool/README.md')
| -rw-r--r-- | roles/ethtool/README.md | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/roles/ethtool/README.md b/roles/ethtool/README.md index c1902568..69f987ee 100644 --- a/roles/ethtool/README.md +++ b/roles/ethtool/README.md @@ -5,7 +5,8 @@ Installs ethtool and configures Wake-on-LAN (WoL) via a systemd service. ## Variables ```yaml -ethtool_wol_interface: "eth0" # Network interface to enable WoL on +ethtool_wol_interface: "eth0" # Network interface to enable WoL on +ethtool_lid_ac_action: "suspend" # HandleLidSwitchExternalPower (ignore/suspend/hibernate/lock/poweroff) ``` ## Usage @@ -38,7 +39,11 @@ Enables WoL on the NIC via ethtool on every boot. Add to your play with the corr ethtool_wol_interface: "enp0s25" ``` -### 3. Suspend the host +### 3. Lid behavior (laptops) + +Role configures `HandleLidSwitchExternalPower` via `ethtool_lid_ac_action` (default: `suspend`). Set to `ignore` for WoL use case — lid close on AC won't re-suspend after wake. No effect on desktops. + +### 4. Suspend the host WoL is most reliable from suspend (S3). Shutdown (S5) requires BIOS "WoL from S5" support. |