[BlueZ,v4,4/5] audio/transport.c: Add support multiple BISes

Commit Message

Silviu Florian Barbulescu Nov. 20, 2023, 12:08 p.m. UTC

Add support for bcast multiple BISes in profiles/audio/transport.c

---
 profiles/audio/transport.c | 36 ++++++++++++++++++++++++++----------
 1 file changed, 26 insertions(+), 10 deletions(-)

Patch

diff --git a/profiles/audio/transport.c b/profiles/audio/transport.c
index 23ea267f6..6f3dd68be 100644
--- a/profiles/audio/transport.c
+++ b/profiles/audio/transport.c
@@ -163,7 +163,9 @@  find_transport_by_bap_stream(const struct bt_bap_stream *stream)
 		struct bap_transport *bap;
 
 		if (strcasecmp(uuid, PAC_SINK_UUID) &&
-				strcasecmp(uuid, PAC_SOURCE_UUID))
+				strcasecmp(uuid, PAC_SOURCE_UUID) &&
+				strcasecmp(uuid, BCAA_SERVICE_UUID) &&
+				strcasecmp(uuid, BAA_SERVICE_UUID))
 			continue;
 
 		bap = transport->data;
@@ -312,8 +314,9 @@  static void media_transport_remove_owner(struct media_transport *transport)
 		media_request_reply(owner->pending, EIO);
 
 	transport->owner = NULL;
+
 	if (bap->linked)
-		queue_foreach(bt_bap_stream_io_get_links(bap->stream),
+		bt_bap_stream_foreach_link(bap->stream,
 				linked_transport_remove_owner, owner);
 
 	if (owner->watch)
@@ -497,7 +500,7 @@  static void media_transport_set_owner(struct media_transport *transport,
 	transport->owner = owner;
 
 	if (bap->linked)
-		queue_foreach(bt_bap_stream_io_get_links(bap->stream),
+		bt_bap_stream_foreach_link(bap->stream,
 				linked_transport_set_owner, owner);
 
 	owner->transport = transport;
@@ -641,6 +644,7 @@  static DBusMessage *release(DBusConnection *conn, DBusMessage *msg,
 	const char *sender;
 	struct media_request *req;
 	guint id;
+	const char *uuid;
 
 	sender = dbus_message_get_sender(msg);
 
@@ -669,9 +673,12 @@  static DBusMessage *release(DBusConnection *conn, DBusMessage *msg,
 	req = media_request_create(msg, id);
 	media_owner_add(owner, req);
 
-	if (bt_bap_stream_get_type(bap->stream) ==
-			BT_BAP_STREAM_TYPE_BCAST) {
-		bap_disable_complete(bap->stream, 0x00, 0x00, owner);
+	uuid = media_endpoint_get_uuid(transport->endpoint);
+	if (!strcasecmp(uuid, BCAA_SERVICE_UUID) ||
+				!strcasecmp(uuid, BAA_SERVICE_UUID)) {
+		if (bt_bap_stream_get_type(bap->stream) ==
+						BT_BAP_STREAM_TYPE_BCAST)
+			bap_disable_complete(bap->stream, 0x00, 0x00, owner);
 	}
 
 	return NULL;
@@ -686,7 +693,11 @@  static gboolean get_device(const GDBusPropertyTable *property,
 	if (transport->device)
 		path = device_get_path(transport->device);
 	else
-		path = adapter_get_path(transport->adapter);
+		/*
+		 *Use remote endpoint path as fake device path
+		 *for broadcast source transport
+		 */
+		path = transport->remote_endpoint;
 
 	dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
 
@@ -1282,6 +1293,10 @@  static void bap_update_links(const struct media_transport *transport)
 	struct bap_transport *bap = transport->data;
 	struct queue *links = bt_bap_stream_io_get_links(bap->stream);
 
+	if (bt_bap_stream_get_type(bap->stream) !=
+					BT_BAP_STREAM_TYPE_UCAST)
+		return;
+
 	if (bap->linked == !queue_isempty(links))
 		return;
 
@@ -1491,9 +1506,10 @@  static void bap_state_changed(struct bt_bap_stream *stream, uint8_t old_state,
 		/* If a request is pending wait it to complete */
 		if (owner && owner->pending)
 			return;
-		bap_update_links(transport);
-		if (!media_endpoint_is_broadcast(transport->endpoint))
+		if (!media_endpoint_is_broadcast(transport->endpoint)) {
+			bap_update_links(transport);
 			bap_update_qos(transport);
+		}
 		else if (bt_bap_stream_io_dir(stream) != BT_BAP_BCAST_SOURCE)
 			bap_update_bcast_qos(transport);
 		transport_update_playing(transport, FALSE);
@@ -1510,7 +1526,7 @@  static void bap_state_changed(struct bt_bap_stream *stream, uint8_t old_state,
 			bap_update_bcast_qos(transport);
 		break;
 	case BT_BAP_STREAM_STATE_RELEASING:
-		if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SINK)
+		if (!bt_bap_stream_io_dir(stream))
 			return;
 		break;
 	}