media-roles: Add Phone role

E.g. calls and wys already tag streams with this

Signed-off-by: Guido Günther <agx@sigxcpu.org>

data/media-role-nodes.conf

@@ -52,6 +52,7 @@ wireplumber.components = [
     type = virtual, provides = policy.linking.role-based.loopbacks
     requires = [ loopback.sink.role.multimedia
                  loopback.sink.role.notification
+                 loopback.sink.role.phone
                  loopback.sink.role.alarm
                  loopback.sink.role.ringtone
                  loopback.sink.role.alert ]
@@ -87,6 +88,22 @@ wireplumber.components = [
     }
     provides = loopback.sink.role.notification
   }
+  {
+    name = libpipewire-module-loopback, type = pw-module
+    arguments = {
+      # Voice calls
+      node.name = "loopback.sink.role.phone"
+      node.description = "Phone Calls"
+      capture.props = {
+        device.intended-roles = [ "Communication", "Phone" ]
+        device.icon-name = "phone-ongoing-call"
+        policy.role-based.priority = 25
+        policy.role-based.action.same-priority = "mix"
+        policy.role-based.action.lower-priority = "cork"
+      }
+    }
+    provides = loopback.sink.role.phone
+  }
   {
     name = libpipewire-module-loopback, type = pw-module
     arguments = {