Added Gnome Calls

net-voip/gnome-calls/files/0001-use-at-cmds-to-mute.patch

@@ -0,0 +1,36 @@
+diff --git a/src/calls-call-display.c b/src/calls-call-display.c
+index bf98958..c8b1bc4 100644
+--- a/src/calls-call-display.c
++++ b/src/calls-call-display.c
+@@ -34,6 +34,8 @@
+ 
+ #include <libcallaudio.h>
+ 
++#include <stdlib.h>
++
+ struct _CallsCallDisplay
+ {
+   GtkOverlay parent_instance;
+@@ -103,11 +105,17 @@ mute_toggled_cb (GtkToggleButton  *togglebutton,
+   g_autoptr (GError) error = NULL;
+ 
+   want_mute = gtk_toggle_button_get_active (togglebutton);
+-  ret = call_audio_mute_mic (want_mute, &error);
+-  if (!ret && error)
+-    g_warning ("Failed to %smute microphone: %s",
+-               want_mute ? "" : "un",
+-               error->message);
++
++  gchar* command = g_strdup_printf("/usr/bin/mmcli -m 0 --command=AT+CMUT=%d",want_mute?1:0);
++
++  int exit_code;
++
++  ret = g_spawn_command_line_sync(command, NULL,NULL,&exit_code, &error);
++
++  if(!ret || error || exit_code != 0){
++      g_warning ("Failed to %smute microphone (mmcli exit code: %d)",
++                   want_mute ? "" : "un", exit_code);
++  }    
+ }
+ 
+