LXR linux/drivers/staging/vt6655/upc.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   4 * All rights reserved.
   5 *
   6 * File: upc.h
   7 *
   8 * Purpose: Macros to access device
   9 *
  10 * Author: Tevin Chen
  11 *
  12 * Date: Mar 17, 1997
  13 *
  14 */
  15
  16#ifndef __UPC_H__
  17#define __UPC_H__
  18
  19#include "device.h"
  20
  21/*---------------------  Export Definitions -------------------------*/
  22
  23/* For memory mapped IO */
  24
  25#define VNSvInPortB(dwIOAddress, pbyData) \
  26        (*(pbyData) = ioread8(dwIOAddress))
  27
  28#define VNSvInPortW(dwIOAddress, pwData) \
  29        (*(pwData) = ioread16(dwIOAddress))
  30
  31#define VNSvInPortD(dwIOAddress, pdwData) \
  32        (*(pdwData) = ioread32(dwIOAddress))
  33
  34#define VNSvOutPortB(dwIOAddress, byData) \
  35        iowrite8((u8)(byData), dwIOAddress)
  36
  37#define VNSvOutPortW(dwIOAddress, wData) \
  38        iowrite16((u16)(wData), dwIOAddress)
  39
  40#define VNSvOutPortD(dwIOAddress, dwData) \
  41        iowrite32((u32)(dwData), dwIOAddress)
  42
  43#define PCAvDelayByIO(uDelayUnit)                               \
  44do {                                                            \
  45        unsigned char byData;                                   \
  46        unsigned long ii;                                       \
  47                                                                \
  48        if (uDelayUnit <= 50) {                                 \
  49                udelay(uDelayUnit);                             \
  50        } else {                                                \
  51                for (ii = 0; ii < (uDelayUnit); ii++)           \
  52                        byData = inb(0x61);                     \
  53        }                                                       \
  54} while (0)
  55
  56/*---------------------  Export Classes  ----------------------------*/
  57
  58/*---------------------  Export Variables  --------------------------*/
  59
  60/*---------------------  Export Functions  --------------------------*/
  61
  62#endif /* __UPC_H__ */
  63