OpenCloudOS-Kernel/arch/mips/include/asm/dma-coherence.h

25 lines
546 B
C

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org>
*
*/
#ifndef __ASM_DMA_COHERENCE_H
#define __ASM_DMA_COHERENCE_H
#ifdef CONFIG_DMA_MAYBE_COHERENT
extern int coherentio;
extern int hw_coherentio;
#else
#ifdef CONFIG_DMA_COHERENT
#define coherentio 1
#else
#define coherentio 0
#endif
#define hw_coherentio 0
#endif /* CONFIG_DMA_MAYBE_COHERENT */
#endif