[Bluetooth] Disable disconnect timer during Simple Pairing

During the Simple Pairing process the HCI disconnect timer must be
disabled. The way to do this is by holding a reference count of the
HCI connection. The Simple Pairing process on both sides starts with
an IO Capabilities Request and ends with Simple Pairing Complete.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index efc8c555c18..79629ff40e3 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -794,6 +794,17 @@ struct extended_inquiry_info {
         __u8     data[240];
 } __attribute__ ((packed));
 
+#define HCI_EV_IO_CAPA_REQUEST          0x31
+struct hci_ev_io_capa_request {
+        bdaddr_t bdaddr;
+} __attribute__ ((packed));
+
+#define HCI_EV_SIMPLE_PAIR_COMPLETE     0x36
+struct hci_ev_simple_pair_complete {
+        __u8     status;
+        bdaddr_t bdaddr;
+} __attribute__ ((packed));
+
 /* Internal events generated by Bluetooth stack */
 #define HCI_EV_STACK_INTERNAL   0xfd
 struct hci_ev_stack_internal {