From 0d8103327cbfd36830431b77ced847f9179926a0 Mon Sep 17 00:00:00 2001
From: workflow <4farlion@gmail.com>
Date: Tue, 11 Jun 2024 11:08:14 +0100
Subject: [PATCH] feat(wireplumber): disable unused sinks and card

---
 system/audio.nix | 55 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/system/audio.nix b/system/audio.nix
index b732fd5..2564eab 100644
--- a/system/audio.nix
+++ b/system/audio.nix
@@ -13,6 +13,7 @@
     alsa.enable = true;
     alsa.support32Bit = true;
     pulse.enable = true;
+
     wireplumber.extraConfig = {
       # Enable Fancy Blueooth Codecs
       "monitor.bluez.properties" = {
@@ -21,6 +22,60 @@
           "bluez5.enable-hw-volume" = true;
           "bluez5.roles" = [ "hsp_hs" "hsp_ag" "hfp_hf" "hfp_ag" ];
       };
+
+      # Disable unused sinks and sources
+      "disable-unused-nodes" = {
+        "monitor.alsa.rules" = [
+          {
+            matches = [
+              {
+                "node.nick" = "HDMI / DisplayPort 1 Output";
+              }
+            ];
+            actions = {
+              update-props = {
+                "node.disabled" = true;
+              };
+            };
+          }
+          {
+            matches = [
+              {
+                "node.nick" = "HDMI / DisplayPort 2 Output";
+              }
+            ];
+            actions = {
+              update-props = {
+                "node.disabled" = true;
+              };
+            };
+          }
+          {
+            matches = [
+              {
+                "node.nick" = "HDMI / DisplayPort 3 Output";
+              }
+            ];
+            actions = {
+              update-props = {
+                "node.disabled" = true;
+              };
+            };
+          }
+          {
+            matches = [
+              {
+                "device.nick" = "HDA NVidia";
+              }
+            ];
+            actions = {
+              update-props = {
+                "device.disabled" = true;
+              };
+            };
+          }
+        ];
+      };
     };
   };