arch/tile/include/gxio/common.h

   1 /*
   2  * Copyright 2012 Tilera Corporation. All Rights Reserved.
   3  *
   4  *   This program is free software; you can redistribute it and/or
   5  *   modify it under the terms of the GNU General Public License
   6  *   as published by the Free Software Foundation, version 2.
   7  *
   8  *   This program is distributed in the hope that it will be useful, but
   9  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11  *   NON INFRINGEMENT.  See the GNU General Public License for
  12  *   more details.
  13  */
  14
  15 #ifndef _GXIO_COMMON_H_
  16 #define _GXIO_COMMON_H_
  17
  18 /*
  19  * Routines shared between the various GXIO device components.
  20  */
  21
  22 #include <hv/iorpc.h>
  23
  24 #include <linux/types.h>
  25 #include <linux/compiler.h>
  26 #include <linux/io.h>
  27
  28 /* Define the standard gxio MMIO functions using kernel functions. */
  29 #define __gxio_mmio_read8(addr)         readb(addr)
  30 #define __gxio_mmio_read16(addr)        readw(addr)
  31 #define __gxio_mmio_read32(addr)        readl(addr)
  32 #define __gxio_mmio_read64(addr)        readq(addr)
  33 #define __gxio_mmio_write8(addr, val)   writeb((val), (addr))
  34 #define __gxio_mmio_write16(addr, val)  writew((val), (addr))
  35 #define __gxio_mmio_write32(addr, val)  writel((val), (addr))
  36 #define __gxio_mmio_write64(addr, val)  writeq((val), (addr))
  37 #define __gxio_mmio_read(addr)          __gxio_mmio_read64(addr)
  38 #define __gxio_mmio_write(addr, val)    __gxio_mmio_write64((addr), (val))
  39
  40 #endif /* !_GXIO_COMMON_H_ */