net/bluetooth/aosp.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2021 Intel Corporation
   4  */
   5
   6 #include <net/bluetooth/bluetooth.h>
   7 #include <net/bluetooth/hci_core.h>
   8
   9 #include "aosp.h"
  10
  11 void aosp_do_open(struct hci_dev *hdev)
  12 {
  13         struct sk_buff *skb;
  14
  15         if (!hdev->aosp_capable)
  16                 return;
  17
  18         bt_dev_dbg(hdev, "Initialize AOSP extension");
  19
  20         /* LE Get Vendor Capabilities Command */
  21         skb = __hci_cmd_sync(hdev, hci_opcode_pack(0x3f, 0x153), 0, NULL,
  22                              HCI_CMD_TIMEOUT);
  23         if (IS_ERR(skb))
  24                 return;
  25
  26         kfree_skb(skb);
  27 }
  28
  29 void aosp_do_close(struct hci_dev *hdev)
  30 {
  31         if (!hdev->aosp_capable)
  32                 return;
  33
  34         bt_dev_dbg(hdev, "Cleanup of AOSP extension");
  35 }