Bluetooth: AMP: Physical link struct and helpers

Define physical link structures. Physical links are represented by
hci_conn structure. For BR/EDR we use type ACL_LINK and for AMP
we use AMP_LINK.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h
index e861675..3414dfd 100644
--- a/include/net/bluetooth/amp.h
+++ b/include/net/bluetooth/amp.h
@@ -14,6 +14,9 @@
 #ifndef __AMP_H
 #define __AMP_H
 
+struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
+			     u8 remote_id);
+
 void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr);
 void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle);
 void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr);
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index ccc08e5..77b6a19 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -207,6 +207,7 @@
 #define ESCO_LINK	0x02
 /* Low Energy links do not have defined link type. Use invented one */
 #define LE_LINK		0x80
+#define AMP_LINK	0x81
 
 /* LMP features */
 #define LMP_3SLOT	0x01
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index b1c7d06..464eae3 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -318,6 +318,7 @@
 
 	__u8		remote_cap;
 	__u8		remote_auth;
+	__u8		remote_id;
 	bool		flush_key;
 
 	unsigned int	sent;