From cc8df06b9d04ad8d788043973c392fd8307b1680 Mon Sep 17 00:00:00 2001
From: Mathy Vanvoorden <mathy@vanvoorden.be>
Date: Thu, 9 Dec 2021 13:49:52 +0100
Subject: [PATCH] jackdbus-detect: Make it possible to disable sink or source

In some cases you might not want to enable the autogenerated sink or
source because you only have a need for the other. An argument was
added that is checked before the module-jack-{source,sink} is loaded.

Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/668>
---
 src/modules/jack/module-jackdbus-detect.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/modules/jack/module-jackdbus-detect.c b/src/modules/jack/module-jackdbus-detect.c
index 0a9f24c96..092ca56e5 100644
--- a/src/modules/jack/module-jackdbus-detect.c
+++ b/src/modules/jack/module-jackdbus-detect.c
@@ -71,11 +71,13 @@ PA_MODULE_USAGE(
 
 static const char* const valid_modargs[] = {
     "channels",
+    "sink_enabled",
     "sink_name",
     "sink_properties",
     "sink_client_name",
     "sink_channels",
     "sink_channel_map",
+    "source_enabled",
     "source_name",
     "source_properties",
     "source_client_name",
@@ -100,6 +102,7 @@ static const char* const modtypes[JACK_SS_COUNT] = {
 };
 
 struct moddata {
+    bool enabled;
     char *name;
     pa_proplist *proplist;
     char *client_name;
@@ -178,7 +181,7 @@ static void ensure_ports_started(struct userdata* u) {
     pa_assert(u);
 
     for (i = 0; i < JACK_SS_COUNT; i++)
-        if (!u->jack_module_index[i]) {
+        if (u->mod_args[i].enabled && !u->jack_module_index[i]) {
             pa_strbuf *args_buf = pa_strbuf_new();
             char *args;
             pa_module *m;
@@ -340,6 +343,13 @@ int pa__init(pa_module *m) {
     }
 
     for (i = 0; i < JACK_SS_COUNT; i++) {
+        u->mod_args[i].enabled = true;
+        pa_snprintf(argname, sizeof(argname), "%s_enabled", modtypes[i]);
+        if (pa_modargs_get_value_boolean(ma, argname, &u->mod_args[i].enabled) < 0) {
+            pa_log("Failed to parse %s= argument.", argname);
+            goto fail;
+        }
+
         pa_snprintf(argname, sizeof(argname), "%s_name", modtypes[i]);
         name = pa_modargs_get_value(ma, argname, NULL);
         u->mod_args[i].name = pa_xstrdup(name);