From c5ba5d41641ded3829980fcdeee3ae16aaa2db84 Mon Sep 17 00:00:00 2001
From: mjallen18 <matt.l.jallen@gmail.com>
Date: Wed, 15 Apr 2026 11:39:41 -0500
Subject: [PATCH] bluetooth

---
 modules/nixos/desktop/plasma/default.nix      |  4 ++++
 .../macbook-pro-nixos/default.nix             | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/modules/nixos/desktop/plasma/default.nix b/modules/nixos/desktop/plasma/default.nix
index 15c8ed5..4435bda 100755
--- a/modules/nixos/desktop/plasma/default.nix
+++ b/modules/nixos/desktop/plasma/default.nix
@@ -35,6 +35,10 @@ in
             enable = true;
             wayland.enable = cfg.wayland.enable;
           };
+
+          # Required for Bluetooth D-Bus policy (allows WirePlumber/PipeWire
+          # to communicate with bluetoothd on the system bus).
+          blueman.enable = true;
         };
 
         xdg.portal.extraPortals = [ ];
diff --git a/systems/aarch64-linux/macbook-pro-nixos/default.nix b/systems/aarch64-linux/macbook-pro-nixos/default.nix
index 3a52dfa..fc73d84 100755
--- a/systems/aarch64-linux/macbook-pro-nixos/default.nix
+++ b/systems/aarch64-linux/macbook-pro-nixos/default.nix
@@ -27,6 +27,25 @@
     setupAsahiSound = true;
   };
 
+  # Workaround for Apple BCM Bluetooth firmware not sending completion ACKs.
+  # Without this, WirePlumber spams "Missing completion reports for packet:
+  # Bluetooth adapter firmware bug?" and audio over BT is unreliable.
+  hardware.bluetooth.settings = {
+    Policy = {
+      AutoEnable = true;
+    };
+  };
+
+  services.pipewire.wireplumber.extraConfig = {
+    "51-bluetooth-apple-fix" = {
+      "monitor.bluez.properties" = {
+        "bluez5.msbc-support" = false;
+        "bluez5.sbc-xq-support" = false;
+        "bluez5.hw-offload-sco" = false;
+      };
+    };
+  };
+
   ${namespace} = {
     headless.enable = false;