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Diffstat (limited to 'include/net/bluetooth/hci_core.h')
-rw-r--r--include/net/bluetooth/hci_core.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index c4ca4228b08..7b640aeddb6 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -117,7 +117,7 @@ struct hci_dev {
struct sk_buff *sent_cmd;
struct sk_buff *reassembly[3];
- struct semaphore req_lock;
+ struct mutex req_lock;
wait_queue_head_t req_wait_q;
__u32 req_status;
__u32 req_result;
@@ -187,6 +187,7 @@ struct hci_conn {
struct work_struct work_del;
struct device dev;
+ atomic_t devref;
struct hci_dev *hdev;
void *l2cap_data;
@@ -339,6 +340,9 @@ int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
void hci_conn_enter_active_mode(struct hci_conn *conn);
void hci_conn_enter_sniff_mode(struct hci_conn *conn);
+void hci_conn_hold_device(struct hci_conn *conn);
+void hci_conn_put_device(struct hci_conn *conn);
+
static inline void hci_conn_hold(struct hci_conn *conn)
{
atomic_inc(&conn->refcnt);
@@ -700,8 +704,8 @@ struct hci_sec_filter {
#define HCI_REQ_PEND 1
#define HCI_REQ_CANCELED 2
-#define hci_req_lock(d) down(&d->req_lock)
-#define hci_req_unlock(d) up(&d->req_lock)
+#define hci_req_lock(d) mutex_lock(&d->req_lock)
+#define hci_req_unlock(d) mutex_unlock(&d->req_lock)
void hci_req_complete(struct hci_dev *hdev, int result);