arch/hexagon/include/asm/dma.h

   1 /*
   2  * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 and
   6  * only version 2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  16  * 02110-1301, USA.
  17  */
  18
  19 #ifndef _ASM_DMA_H
  20 #define _ASM_DMA_H
  21
  22 #include <asm/io.h>
  23
  24 #define MAX_DMA_CHANNELS 1
  25 #define MAX_DMA_ADDRESS  (PAGE_OFFSET)
  26
  27 extern size_t hexagon_coherent_pool_size;
  28
  29 #endif