drivers/staging/ti-st/bt_drv.h

   1 /*
   2  *  Texas Instrument's Bluetooth Driver For Shared Transport.
   3  *
   4  *  Bluetooth Driver acts as interface between HCI CORE and
   5  *  TI Shared Transport Layer.
   6  *
   7  *  Copyright (C) 2009 Texas Instruments
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License version 2 as
  11  *  published by the Free Software Foundation.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  *
  22  */
  23
  24 #ifndef _BT_DRV_H
  25 #define _BT_DRV_H
  26
  27 /* Bluetooth Driver Version */
  28 #define VERSION               "1.0"
  29
  30 /* Defines number of seconds to wait for reg completion
  31  * callback getting called from ST (in case,registration
  32  * with ST returns PENDING status)
  33  */
  34 #define BT_REGISTER_TIMEOUT   msecs_to_jiffies(6000)    /* 6 sec */
  35
  36 /* BT driver's local status */
  37 #define BT_DRV_RUNNING        0
  38 #define BT_ST_REGISTERED      1
  39
  40 /* BT driver operation structure */
  41 struct hci_st {
  42
  43         /* hci device pointer which binds to bt driver */
  44         struct hci_dev *hdev;
  45
  46         /* used locally,to maintain various BT driver status */
  47         unsigned long flags;
  48
  49         /* to hold ST registration callback  status */
  50         char streg_cbdata;
  51
  52         /* write function pointer of ST driver */
  53         long (*st_write) (struct sk_buff *);
  54
  55         /* Wait on comepletion handler needed to synchronize
  56          * hci_st_open() and hci_st_registration_completion_cb()
  57          * functions.*/
  58         struct completion wait_for_btdrv_reg_completion;
  59 };
  60
  61 #endif