Bluetooth: AMP: Remote AMP ctrl definitions

Create remote AMP controllers structure. It is used to keep information
about discovered remote AMP controllers by A2MP protocol.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

2 files changed, 18 insertions, 0 deletions

diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h
index d5476719fa4..99c7389b918 100644
--- a/include/net/bluetooth/a2mp.h
+++ b/include/net/bluetooth/a2mp.h
@@ -33,6 +33,9 @@ struct amp_mgr {
         __u8                    handle;
         enum amp_mgr_state      state;
         unsigned long           flags;
+
+        struct list_head        amp_ctrls;
+        struct mutex            amp_ctrls_lock;
 };
 
 struct a2mp_cmd {
diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h
index 3414dfdc404..f57854f0786 100644
--- a/include/net/bluetooth/amp.h
+++ b/include/net/bluetooth/amp.h
@@ -14,6 +14,21 @@
 #ifndef __AMP_H
 #define __AMP_H
 
+struct amp_ctrl {
+        struct list_head        list;
+        struct kref             kref;
+        __u8                    id;
+        __u16                   assoc_len_so_far;
+        __u16                   assoc_rem_len;
+        __u16                   assoc_len;
+        __u8                    *assoc;
+};
+
+int amp_ctrl_put(struct amp_ctrl *ctrl);
+struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr);
+struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id);
+void amp_ctrl_list_flush(struct amp_mgr *mgr);
+
 struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
                              u8 remote_id);