Bluetooth: hci_sync: Rework init stages

This moves the init stages to use the hci_sync infra and in addition
to that have the stages as function tables so it is easier to change
the command sequence.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

Author: Vudentz

include/net/bluetooth/hci_sync.h

@@ -83,6 +83,7 @@ int hci_remove_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance,
 struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, bool ext,
 					     struct sock *sk);
 
+int hci_reset_sync(struct hci_dev *hdev);
 int hci_dev_open_sync(struct hci_dev *hdev);
 int hci_dev_close_sync(struct hci_dev *hdev);