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authorLaura Abbott <lauraa@codeaurora.org>2011-06-08 17:29:11 -0400
committerJoerg Roedel <joerg.roedel@amd.com>2011-06-14 11:30:22 +0200
commit74315cccd2104a953f493acca2c6b0519d6f5c6f (patch)
tree2687d02483d907c10667e649d54953aef4747c6e
parent2c53b436a30867eb6b47dd7bab23ba638d1fb0d2 (diff)
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iommu-api: Add missing header file
If CONFIG_IOMMU_API is not defined some functions will just return -ENODEV. Add errno.h for the definition of ENODEV. Signed-off-by: Laura Abbott <lauraa@codeaurora.org> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
-rw-r--r--include/linux/iommu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 0a2ba4098996..9940319d6f9d 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -19,6 +19,8 @@
#ifndef __LINUX_IOMMU_H
#define __LINUX_IOMMU_H
+#include <linux/errno.h>
+
#define IOMMU_READ (1)
#define IOMMU_WRITE (2)
#define IOMMU_CACHE (4) /* DMA cache coherency */
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