[Bluetooth] Add support for extended inquiry responses

This patch adds the handling of the extended inquiry responses and
inserts them into the inquiry cache.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index d6da0939216d..b61b4e8e36fd 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -558,6 +558,35 @@ static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct
         hci_dev_unlock(hdev);
 }
 
+/* Extended Inquiry Result */
+static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb)
+{
+        struct inquiry_data data;
+        struct extended_inquiry_info *info = (struct extended_inquiry_info *) (skb->data + 1);
+        int num_rsp = *((__u8 *) skb->data);
+
+        BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
+
+        if (!num_rsp)
+                return;
+
+        hci_dev_lock(hdev);
+
+        for (; num_rsp; num_rsp--) {
+                bacpy(&data.bdaddr, &info->bdaddr);
+                data.pscan_rep_mode     = info->pscan_rep_mode;
+                data.pscan_period_mode  = info->pscan_period_mode;
+                data.pscan_mode         = 0x00;
+                memcpy(data.dev_class, info->dev_class, 3);
+                data.clock_offset       = info->clock_offset;
+                data.rssi               = info->rssi;
+                info++;
+                hci_inquiry_cache_update(hdev, &data);
+        }
+
+        hci_dev_unlock(hdev);
+}
+
 /* Connect Request */
 static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
@@ -940,6 +969,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
                 hci_inquiry_result_with_rssi_evt(hdev, skb);
                 break;
 
+        case HCI_EV_EXTENDED_INQUIRY_RESULT:
+                hci_extended_inquiry_result_evt(hdev, skb);
+                break;
+
         case HCI_EV_CONN_REQUEST:
                 hci_conn_request_evt(hdev, skb);
                 break;