LXR linux/drivers/staging/r8188eu/include/usb

   1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2/* Copyright(c) 2007 - 2011 Realtek Corporation. */
   3
   4#ifndef __USB_OPS_H_
   5#define __USB_OPS_H_
   6
   7#include "osdep_service.h"
   8#include "drv_types.h"
   9#include "osdep_intf.h"
  10
  11#define REALTEK_USB_VENQT_READ          (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
  12#define REALTEK_USB_VENQT_WRITE         (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
  13#define REALTEK_USB_VENQT_CMD_REQ       0x05
  14#define REALTEK_USB_VENQT_CMD_IDX       0x00
  15
  16#define ALIGNMENT_UNIT                  16
  17#define MAX_VENDOR_REQ_CMD_SIZE 254     /* 8188cu SIE Support */
  18#define MAX_USB_IO_CTL_SIZE     (MAX_VENDOR_REQ_CMD_SIZE + ALIGNMENT_UNIT)
  19
  20#include "usb_ops_linux.h"
  21
  22void rtl8188eu_set_hw_type(struct adapter *padapter);
  23#define hal_set_hw_type rtl8188eu_set_hw_type
  24void rtl8188eu_set_intf_ops(struct _io_ops *pops);
  25#define usb_set_intf_ops rtl8188eu_set_intf_ops
  26
  27/*
  28 * Increase and check if the continual_urb_error of this @param dvobjprivei
  29 * is larger than MAX_CONTINUAL_URB_ERR
  30 * @return true:
  31 * @return false:
  32 */
  33static inline int rtw_inc_and_chk_continual_urb_error(struct dvobj_priv *dvobj)
  34{
  35        int ret = false;
  36        int value;
  37        value = atomic_inc_return(&dvobj->continual_urb_error);
  38        if (value > MAX_CONTINUAL_URB_ERR) {
  39                DBG_88E("[dvobj:%p][ERROR] continual_urb_error:%d > %d\n",
  40                        dvobj, value, MAX_CONTINUAL_URB_ERR);
  41                ret = true;
  42        }
  43        return ret;
  44}
  45
  46/*
  47* Set the continual_urb_error of this @param dvobjprive to 0
  48*/
  49static inline void rtw_reset_continual_urb_error(struct dvobj_priv *dvobj)
  50{
  51        atomic_set(&dvobj->continual_urb_error, 0);
  52}
  53
  54#define USB_HIGH_SPEED_BULK_SIZE        512
  55#define USB_FULL_SPEED_BULK_SIZE        64
  56
  57static inline u8 rtw_usb_bulk_size_boundary(struct adapter *padapter,
  58                                            int buf_len)
  59{
  60        u8 rst = true;
  61        struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
  62
  63        if (pdvobjpriv->ishighspeed)
  64                rst = (0 == (buf_len) % USB_HIGH_SPEED_BULK_SIZE) ?
  65                      true : false;
  66        else
  67                rst = (0 == (buf_len) % USB_FULL_SPEED_BULK_SIZE) ?
  68                      true : false;
  69        return rst;
  70}
  71
  72#endif /* __USB_OPS_H_ */
  73