adjust audio setup

modules/system/audio.nix

@@ -55,15 +55,15 @@ in {
 
     # add virtual midi module
     # -----------------------
-    boot = {
-      # to route midi signals
-      # between bitwig and vcvrack
-      kernelModules = [ "snd_virmidi" ];
-      # index=-2  prevents from beeing recognised as the default
-      #           audio device
-      # midi_devs limit the number of midi devices.
-      extraModprobeConfig = "options snd-virmidi index=-2 midi_devs=1";
-    };
+    #boot = {
+    #  # to route midi signals
+    #  # between bitwig and vcvrack
+    #  kernelModules = [ "snd_virmidi" ];
+    #  # index=-2  prevents from beeing recognised as the default
+    #  #           audio device
+    #  # midi_devs limit the number of midi devices.
+    #  extraModprobeConfig = "options snd-virmidi index=-2 midi_devs=1";
+    #};
 
     # LADSPA
     # ------
@@ -88,12 +88,11 @@ in {
 
     hardware.pulseaudio = {
       enable = true;
+      package = pkgs.pulseaudioFull;
 
       # all in audio group can do audio
       systemWide = true;
 
-      package = pkgs.pulseaudioFull;
-
       extraConfig = ''
 
         # automatically switch to newly-connected devices
@@ -112,8 +111,10 @@ in {
                 sinkDescription = "sink_properties=device.description=${
                     sinkName index
                   }-${queua.label}";
-                masterValue =
-                  if (index == 0) then "" else "master=${sinkName (index - 1)}";
+                masterValue = if (index == 0) then
+                  ""
+                else
+                  "sink_master=${sinkName (index - 1)}";
                 pluginValue = "plugin=${ladspaPath}/${queua.plugin}";
                 labelValue = "label=${queua.label}";
                 controlValue = "control=${
@@ -133,15 +134,15 @@ in {
     # ---------------
     environment.systemPackages = with pkgs; [
 
-      jackScript
-
       # Music making
-      jack2Full
-      alsaUtils
-      patchage
-      zynaddsubfx
+      # ------------
+      #jackScript
+      #jack2Full
+      #patchage
+      #zynaddsubfx
+      #qjackctl
 
-      # qjackctl
+      alsaUtils
 
       # LADSPA
       # ------

system/desktop/default.nix

@@ -49,7 +49,7 @@
 
   services.urxvtd.enable = true;
 
-  system.custom = { bluetooth.enable = true; };
+  system.custom = { bluetooth.enable = false; };
 
   # temperature / power consumption
   # https://linrunner.de/en/tlp/docs/tlp-linux-advanced-power-management.html

system/desktop/home-manager/xmonad.nix

@@ -28,6 +28,9 @@ let
       nixStartCopyq = "${pkgs.copyq}/bin/copyq"
       nixShowCopyq = "${pkgs.copyq}/bin/copyq show"
       nixStartTerminal = "${pkgs.rxvt_unicode_with-plugins}/bin/urxvtc"
+      nixAlsaRaiseVolume = "${pkgs.alsaUtils}/bin/amixer set Master 5%+"
+      nixAlsaLowerVolume = "${pkgs.alsaUtils}/bin/amixer set Master 5%-"
+      nixAlsaMute = "${pkgs.alsaUtils}/bin/amixer set Master toggle"
     '';
 in {
 

system/desktop/home-manager/xmonad/Main.hs

@@ -330,9 +330,9 @@ myAdditionaKeys
     -- Volume Control
     --
     -- ------------------------------------------------------------
-  [ ("<XF86AudioRaiseVolume>", spawn "amixer set Master 5%+")
-  , ("<XF86AudioLowerVolume>", spawn "amixer set Master 5%-")
-  , ("<XF86AudioMute>", spawn "amixer set Master toggle")
+  [ ("<XF86AudioRaiseVolume>", spawn nixAlsaRaiseVolume)
+  , ("<XF86AudioLowerVolume>", spawn nixAlsaLowerVolume)
+  , ("<XF86AudioMute>", spawn nixAlsaMute)
   ] ++
     -- ------------------------------------------------------------
     --

system/desktop/home-manager/xmonad/NixCommands.hs

@@ -14,3 +14,6 @@ nixStartAlbert = ""
 nixStartCopyq = ""
 nixShowCopyq = ""
 nixStartTerminal = ""
+nixAlsaRaiseVolume = ""
+nixAlsaLowerVolume = ""
+nixAlsaMute = ""