drivers/staging/rtl8723au/include/usb_ops.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  ******************************************************************************/
  15 #ifndef __USB_OPS_H_
  16 #define __USB_OPS_H_
  17
  18 #include <osdep_service.h>
  19 #include <drv_types.h>
  20 #include <osdep_intf.h>
  21 #include <usb_ops_linux.h>
  22
  23 #define REALTEK_USB_VENQT_READ          0xC0
  24 #define REALTEK_USB_VENQT_WRITE         0x40
  25 #define REALTEK_USB_VENQT_CMD_REQ       0x05
  26 #define REALTEK_USB_VENQT_CMD_IDX       0x00
  27
  28 enum {
  29         VENDOR_WRITE = 0x00,
  30         VENDOR_READ = 0x01,
  31 };
  32
  33 #define ALIGNMENT_UNIT                          16
  34 #define MAX_VENDOR_REQ_CMD_SIZE 254             /* 8188cu SIE Support */
  35 #define MAX_USB_IO_CTL_SIZE     (MAX_VENDOR_REQ_CMD_SIZE +ALIGNMENT_UNIT)
  36
  37 void rtl8723au_set_hw_type(struct rtw_adapter *padapter);
  38
  39 void rtl8723au_recv_tasklet(void *priv);
  40
  41 void rtl8723au_xmit_tasklet(void *priv);
  42
  43 /* Increase and check if the continual_urb_error of this @param dvobjprive is
  44  * larger than MAX_CONTINUAL_URB_ERR. Return result
  45  */
  46 static inline int rtw_inc_and_chk_continual_urb_error(struct dvobj_priv *dvobj)
  47 {
  48         int ret = false;
  49         int value;
  50
  51         value = atomic_inc_return(&dvobj->continual_urb_error);
  52         if (value > MAX_CONTINUAL_URB_ERR) {
  53                 DBG_8723A("[dvobj:%p][ERROR] continual_urb_error:%d > %d\n",
  54                           dvobj, value, MAX_CONTINUAL_URB_ERR);
  55                 ret = true;
  56         }
  57         return ret;
  58 }
  59
  60 /* Set the continual_urb_error of this @param dvobjprive to 0 */
  61 static inline void rtw_reset_continual_urb_error(struct dvobj_priv *dvobj)
  62 {
  63         atomic_set(&dvobj->continual_urb_error, 0);
  64 }
  65
  66 void rtl8723au_chip_configure(struct rtw_adapter *padapter);
  67
  68 #endif /* __USB_OPS_H_ */