From 7a24bd6f7e5a29490c6ecd8d6a0bf527d636a1b4 Mon Sep 17 00:00:00 2001
From: Benedikt Peetz <benedikt.peetz@b-peetz.de>
Date: Sun, 31 Mar 2024 13:05:51 +0200
Subject: fix(hosts/tiamat/hardware): Avoid having a suspended Bluetooth
 controller

The controller tends to never wake up again, so suspending it is rather
useless.
---
 hosts/tiamat/hardware/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'hosts')

diff --git a/hosts/tiamat/hardware/default.nix b/hosts/tiamat/hardware/default.nix
index 81a74620..b15c6e53 100644
--- a/hosts/tiamat/hardware/default.nix
+++ b/hosts/tiamat/hardware/default.nix
@@ -21,6 +21,11 @@
   boot = {
     kernelModules = ["kvm-amd"];
 
+    kernelParams = [
+      # Avoid loosing the Bluetooth controller to a sleep, from which it never wakes again
+      "btusb.enable_autosuspend=n"
+    ];
+
     initrd.availableKernelModules = ["nvme" "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod"];
   };
 }
-- 
cgit 1.4.1