diff options
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 3 | ||||
| -rw-r--r-- | net/bluetooth/hci_core.c | 19 |
2 files changed, 22 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 256e6734c1fb..61dc786358be 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1349,6 +1349,9 @@ void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); +struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, + const void *param, u32 timeout); + /* ----- HCI Sockets ----- */ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index a7cdd99ec3f1..79356469c377 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -3580,6 +3580,25 @@ void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode) return hdev->sent_cmd->data + HCI_COMMAND_HDR_SIZE; } +/* Send HCI command and wait for command commplete event */ +struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, + const void *param, u32 timeout) +{ + struct sk_buff *skb; + + if (!test_bit(HCI_UP, &hdev->flags)) + return ERR_PTR(-ENETDOWN); + + bt_dev_dbg(hdev, "opcode 0x%4.4x plen %d", opcode, plen); + + hci_req_lock(hdev); + skb = __hci_cmd_sync(hdev, opcode, plen, param, timeout); + hci_req_unlock(hdev); + + return skb; +} +EXPORT_SYMBOL(hci_cmd_sync); + /* Send ACL data */ static void hci_add_acl_hdr(struct sk_buff *skb, __u16 handle, __u16 flags) { |