3 files changed, 18 insertions, 0 deletions

diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h
index 391acd7a67d4..96f9cc2cf59b 100644
--- a/include/net/bluetooth/a2mp.h
+++ b/include/net/bluetooth/a2mp.h
@@ -15,6 +15,8 @@
 #ifndef __A2MP_H
 #define __A2MP_H
 
+#define A2MP_FEAT_EXT   0x8000
+
 struct amp_mgr {
         struct l2cap_conn       *l2cap_conn;
         struct l2cap_chan       *a2mp_chan;
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index de09a26e4223..66af2c6193d5 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -59,6 +59,9 @@
 #define HCI_BREDR       0x00
 #define HCI_AMP         0x01
 
+/* First BR/EDR Controller shall have ID = 0 */
+#define HCI_BREDR_ID    0
+
 /* HCI device quirks */
 enum {
         HCI_QUIRK_RESET_ON_CLOSE,
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 6e64b76e30aa..20fd57367ddc 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -641,6 +641,19 @@ static inline void hci_set_drvdata(struct hci_dev *hdev, void *data)
         dev_set_drvdata(&hdev->dev, data);
 }
 
+/* hci_dev_list shall be locked */
+static inline uint8_t __hci_num_ctrl(void)
+{
+        uint8_t count = 0;
+        struct list_head *p;
+
+        list_for_each(p, &hci_dev_list) {
+                count++;
+        }
+
+        return count;
+}
+
 struct hci_dev *hci_dev_get(int index);
 struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);