Add support to handle AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED
notification.
- Register notification for "Available Players Changed"
- Send interim and final responses on change in available players.
< ACL data: handle 70 flags 0x00 dlen 18
L2CAP(d): cid 0x0041 len 14 [psm 23]
AVCTP Control: Response : pt 0x00 transaction 13 pid 0x110e
AV/C: Changed: address 0x48 opcode 0x00
Subunit: Panel
Opcode: Vendor Dependent
Company ID: 0x001958
AVRCP: RegisterNotification: pt Single len 0x0001
EventID: 0x0a (EVENT_AVAILABLE_PLAYERS_CHANGED)
---
profiles/audio/avrcp.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/profiles/audio/avrcp.c b/profiles/audio/avrcp.c
index 60f8cbf..5e25cd3 100644
--- a/profiles/audio/avrcp.c
+++ b/profiles/audio/avrcp.c
@@ -673,6 +673,9 @@ void avrcp_player_event(struct avrcp_player *player, uint8_t id,
pdu->params[size++] = attr;
pdu->params[size++] = val;
break;
+ case AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED:
+ size = 1;
+ break;
default:
error("Unknown event %u", id);
return;
@@ -1490,6 +1493,9 @@ static uint8_t avrcp_handle_register_notification(struct avrcp *session,
}
break;
+ case AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED:
+ len = 1;
+ break;
case AVRCP_EVENT_VOLUME_CHANGED:
pdu->params[1] = media_transport_get_device_volume(dev);
if (pdu->params[1] > 127)
@@ -3440,6 +3446,9 @@ static void target_init(struct avrcp *session)
if (target->version < 0x0104)
return;
+ session->supported_events |=
+ (1 << AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED);
+
/* Only check capabilities if controller is not supported */
if (session->controller == NULL)
avrcp_get_capabilities(session);
@@ -3719,6 +3728,9 @@ struct avrcp_player *avrcp_register_player(struct btd_adapter *adapter,
}
}
+ avrcp_player_event(player,
+ AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED, NULL);
+
return player;
}
@@ -3742,6 +3754,8 @@ void avrcp_unregister_player(struct avrcp_player *player)
}
player_destroy(player);
+ avrcp_player_event(player,
+ AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED, NULL);
}
static gboolean avrcp_handle_set_volume(struct avctp *conn,
--
1.9.1
--
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