[PATCH] Bluetooth: Add definitions for LE set address resolution

[Ankit Navik <ankit.p.navik@xxxxxxxxx>]

Add the definitions for LE address resolution enable HCI commands.
When the LE address resolution enable gets changed via HCI commands
make sure that flag gets updated.

Signed-off-by: Ankit Navik <ankit.p.navik@xxxxxxxxx>
---
 include/net/bluetooth/hci.h |  2 ++
 net/bluetooth/hci_event.c   | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 1abcd14..c45fab5 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -1512,6 +1512,8 @@ struct hci_rp_le_read_resolv_list_size {
 	__u8	size;
 } __packed;
 
+#define HCI_OP_LE_SET_ADDR_RESOLUTION_ENABLE 0x202d
+
 #define HCI_OP_LE_READ_MAX_DATA_LEN	0x202f
 struct hci_rp_le_read_max_data_len {
 	__u8	status;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index e8d6df9..e930556 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1372,6 +1372,42 @@ static void hci_cc_le_read_resolv_list_size(struct hci_dev *hdev,
 	hdev->le_resolv_list_size = rp->size;
 }
 
+static void hci_cc_le_set_addr_resolution_enable(struct hci_dev *hdev,
+						struct sk_buff *skb)
+{
+	__u8 *sent, status = *((__u8 *) skb->data);
+
+	BT_DBG("%s status 0x%2.2x", hdev->name, status);
+
+	if (status)
+		return;
+
+	sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADDR_RESOLUTION_ENABLE);
+	if (!sent)
+		return;
+
+	hci_dev_lock(hdev);
+
+	/* If we're doing connection initiation as peripheral. Set a
+	 * timeout in case something goes wrong.
+	 */
+	if (*sent) {
+		struct hci_conn *conn;
+
+		hci_dev_set_flag(hdev, HCI_RPA_RESOLVING);
+
+		conn = hci_lookup_le_connect(hdev);
+		if (conn)
+			queue_delayed_work(hdev->workqueue,
+					   &conn->le_conn_timeout,
+					   conn->conn_timeout);
+	} else {
+		hci_dev_clear_flag(hdev, HCI_RPA_RESOLVING);
+	}
+
+	hci_dev_unlock(hdev);
+}
+
 static void hci_cc_le_read_max_data_len(struct hci_dev *hdev,
 					struct sk_buff *skb)
 {
@@ -3097,6 +3133,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb,
 		hci_cc_le_read_resolv_list_size(hdev, skb);
 		break;
 
+	case HCI_OP_LE_SET_ADDR_RESOLUTION_ENABLE:
+		hci_cc_le_set_addr_resolution_enable(hdev, skb);
+		break;
+
 	case HCI_OP_LE_READ_MAX_DATA_LEN:
 		hci_cc_le_read_max_data_len(hdev, skb);
 		break;
-- 
1.9.1

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