1 files changed, 16 insertions, 9 deletions

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 42844d7b154a..bfd1590821d6 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -29,6 +29,8 @@
 #include <net/sock.h>
 #include <linux/seq_file.h>
 
+#define BT_SUBSYS_VERSION "2.21"
+
 #ifndef AF_BLUETOOTH
 #define AF_BLUETOOTH	31
 #define PF_BLUETOOTH	AF_BLUETOOTH
@@ -296,12 +298,17 @@ typedef void (*hci_req_complete_t)(struct hci_dev *hdev, u8 status, u16 opcode);
 typedef void (*hci_req_complete_skb_t)(struct hci_dev *hdev, u8 status,
 				       u16 opcode, struct sk_buff *skb);
 
+#define HCI_REQ_START	BIT(0)
+#define HCI_REQ_SKB	BIT(1)
+
 struct hci_ctrl {
 	__u16 opcode;
-	bool req_start;
+	u8 req_flags;
 	u8 req_event;
-	hci_req_complete_t req_complete;
-	hci_req_complete_skb_t req_complete_skb;
+	union {
+		hci_req_complete_t req_complete;
+		hci_req_complete_skb_t req_complete_skb;
+	};
 };
 
 struct bt_skb_cb {
@@ -316,15 +323,17 @@ struct bt_skb_cb {
 };
 #define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb))
 
+#define hci_skb_pkt_type(skb) bt_cb((skb))->pkt_type
+#define hci_skb_expect(skb) bt_cb((skb))->expect
+#define hci_skb_opcode(skb) bt_cb((skb))->hci.opcode
+
 static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how)
 {
 	struct sk_buff *skb;
 
 	skb = alloc_skb(len + BT_SKB_RESERVE, how);
-	if (skb) {
+	if (skb)
 		skb_reserve(skb, BT_SKB_RESERVE);
-		bt_cb(skb)->incoming  = 0;
-	}
 	return skb;
 }
 
@@ -334,10 +343,8 @@ static inline struct sk_buff *bt_skb_send_alloc(struct sock *sk,
 	struct sk_buff *skb;
 
 	skb = sock_alloc_send_skb(sk, len + BT_SKB_RESERVE, nb, err);
-	if (skb) {
+	if (skb)
 		skb_reserve(skb, BT_SKB_RESERVE);
-		bt_cb(skb)->incoming  = 0;
-	}
 
 	if (!skb && *err)
 		return NULL;