Messages in this thread Patch in this message | | | From | Christoph Hellwig <> | Subject | [PATCH 04/21] dma-iommu: cleanup dma-iommu.h | Date | Wed, 13 Feb 2019 19:29:03 +0100 |
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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: Christoph Hellwig <hch@lst.de> --- include/linux/dma-iommu.h | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h index e760dc5d1fa8..3e206f4ee173 100644 --- a/include/linux/dma-iommu.h +++ b/include/linux/dma-iommu.h @@ -16,14 +16,14 @@ #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> #include <linux/iommu.h> #include <linux/msi.h> +#include <linux/types.h> int iommu_dma_init(void); @@ -74,7 +74,7 @@ void iommu_dma_unmap_resource(struct device *dev, dma_addr_t handle, void iommu_dma_map_msi_msg(int irq, struct msi_msg *msg); void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list); -#else +#else /* CONFIG_IOMMU_DMA */ struct iommu_domain; struct msi_msg; @@ -108,5 +108,4 @@ static inline void iommu_dma_get_resv_regions(struct device *dev, struct list_he } #endif /* CONFIG_IOMMU_DMA */ -#endif /* __KERNEL__ */ #endif /* __DMA_IOMMU_H */ -- 2.20.1
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