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Commit 185da893 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Joerg Roedel
Browse files

iommu/dma: Cleanup dma-iommu.h 



No need for a __KERNEL__ guard outside uapi and add a missing comment
describing the #else cpp statement.  Last but not least include
<linux/errno.h> instead of the asm version, which is frowned upon.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarRobin Murphy <robin.murphy@arm.com>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent cd6c84d8

include/linux/dma-iommu.h

+2 −4
Original line number Diff line number Diff line
@@ -16,9 +16,8 @@ 
#ifndef __DMA_IOMMU_H

#define __DMA_IOMMU_H



#ifdef __KERNEL__

#include <linux/errno.h>

#include <linux/types.h>

#include <asm/errno.h>



#ifdef CONFIG_IOMMU_DMA

#include <linux/dma-mapping.h>
@@ -86,7 +85,7 @@ void iommu_dma_compose_msi_msg(struct msi_desc *desc, 


void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list);



#else

#else /* CONFIG_IOMMU_DMA */



struct iommu_domain;

struct msi_desc;
@@ -128,5 +127,4 @@ static inline void iommu_dma_get_resv_regions(struct device *dev, struct list_he 
}



#endif	/* CONFIG_IOMMU_DMA */

#endif	/* __KERNEL__ */

#endif	/* __DMA_IOMMU_H */