From b6d92b4a6bdb880b39789c677b952c53a437028d Mon Sep 17 00:00:00 2001
From: "Steven J. Hill" <Steven.Hill@imgtec.com>
Date: Mon, 25 Mar 2013 13:47:29 -0500
Subject: MIPS: Add option to disable software I/O coherency.

Some MIPS controllers have hardware I/O coherency. This patch
detects those and turns off software coherency. A new kernel
command line option also allows the user to manually turn
software coherency on or off.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
---
 arch/mips/include/asm/dma-mapping.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'arch/mips/include/asm/dma-mapping.h')

diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index f8fc74b6cb47..84238c574d5e 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -2,6 +2,7 @@
 #define _ASM_DMA_MAPPING_H
 
 #include <asm/scatterlist.h>
+#include <asm/dma-coherence.h>
 #include <asm/cache.h>
 #include <asm-generic/dma-coherent.h>
 
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