1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 0e5158eaec6c..77295c36df51 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2321,6 +2321,27 @@ static int btusb_set_bdaddr_intel(struct hci_dev *hdev, const bdaddr_t *bdaddr)
         return 0;
 }
 
+static int btusb_shutdown_intel(struct hci_dev *hdev)
+{
+        struct sk_buff *skb;
+        long ret;
+
+        /* Some platforms have an issue with BT LED when the interface is
+         * down or BT radio is turned off, which takes 5 seconds to BT LED
+         * goes off. This command turns off the BT LED immediately.
+         */
+        skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT);
+        if (IS_ERR(skb)) {
+                ret = PTR_ERR(skb);
+                BT_ERR("%s: turning off Intel device LED failed (%ld)",
+                       hdev->name, ret);
+                return ret;
+        }
+        kfree_skb(skb);
+
+        return 0;
+}
+
 static int btusb_set_bdaddr_marvell(struct hci_dev *hdev,
                                     const bdaddr_t *bdaddr)
 {
@@ -2698,6 +2719,7 @@ static int btusb_probe(struct usb_interface *intf,
 
         if (id->driver_info & BTUSB_INTEL) {
                 hdev->setup = btusb_setup_intel;
+                hdev->shutdown = btusb_shutdown_intel;
                 hdev->set_bdaddr = btusb_set_bdaddr_intel;
                 set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
         }