enforce deep sleep mode

2025-10-20 18:01:21 +02:00 · 2025-10-20 18:01:21 +02:00 · aa8277959d
commit aa8277959d
parent ea5de34fa9
1 changed files with 2 additions and 0 deletions
--- a/hosts/nixos/thinkpad/system.nix
+++ b/hosts/nixos/thinkpad/system.nix
@ -40,6 +40,8 @@ in
    "i915.enable_fbc=1"
    # Disable GPU power management debugging
    "drm.debug=0"
+    # Prefer S3 deep sleep over s2idle
+    "mem_sleep_default=deep"
  ];

  # Enable firmware updates