arch/tile/include/asm/device.h

   1 /*
   2  * Copyright 2010 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  * Arch specific extensions to struct device
  14  */
  15
  16 #ifndef _ASM_TILE_DEVICE_H
  17 #define _ASM_TILE_DEVICE_H
  18
  19 struct dev_archdata {
  20         /* DMA operations on that device */
  21         struct dma_map_ops      *dma_ops;
  22
  23         /* Offset of the DMA address from the PA. */
  24         dma_addr_t              dma_offset;
  25
  26         /*
  27          * Highest DMA address that can be generated by devices that
  28          * have limited DMA capability, i.e. non 64-bit capable.
  29          */
  30         dma_addr_t              max_direct_dma_addr;
  31 };
  32
  33 struct pdev_archdata {
  34 };
  35
  36 #endif /* _ASM_TILE_DEVICE_H */