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| author | Robin Murphy <robin.murphy@arm.com> | 2022-08-16 20:28:05 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-09-09 10:26:22 +0300 |
| commit | f2042ed21da7f8886c93efefff61f93e6d57e9bd (patch) | |
| tree | ae6e9f236e9b7e1cb00758ac46c35c9b1324f7bd /include/linux/dma-iommu.h | |
| parent | fa49364cd5e65797014688cba623541083b3e5b0 (diff) | |
| download | linux-f2042ed21da7f8886c93efefff61f93e6d57e9bd.tar.xz | |
iommu/dma: Make header private
Now that dma-iommu.h only contains internal interfaces, make it
private to the IOMMU subsytem.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/b237e06c56a101f77af142a54b629b27aa179d22.1660668998.git.robin.murphy@arm.com
[ joro : re-add stub for iommu_dma_get_resv_regions ]
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/dma-iommu.h')
| -rw-r--r-- | include/linux/dma-iommu.h | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h deleted file mode 100644 index e83de4f1f3d6..000000000000 --- a/include/linux/dma-iommu.h +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2014-2015 ARM Ltd. - */ -#ifndef __DMA_IOMMU_H -#define __DMA_IOMMU_H - -#include <linux/errno.h> -#include <linux/types.h> - -#ifdef CONFIG_IOMMU_DMA -#include <linux/dma-mapping.h> -#include <linux/iommu.h> -#include <linux/msi.h> - -/* Domain management interface for IOMMU drivers */ -int iommu_get_dma_cookie(struct iommu_domain *domain); -void iommu_put_dma_cookie(struct iommu_domain *domain); - -int iommu_dma_init_fq(struct iommu_domain *domain); - -void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list); - -void iommu_dma_free_cpu_cached_iovas(unsigned int cpu, - struct iommu_domain *domain); - -extern bool iommu_dma_forcedac; - -#else /* CONFIG_IOMMU_DMA */ - -struct iommu_domain; -struct device; - -static inline int iommu_dma_init_fq(struct iommu_domain *domain) -{ - return -EINVAL; -} - -static inline int iommu_get_dma_cookie(struct iommu_domain *domain) -{ - return -ENODEV; -} - -static inline void iommu_put_dma_cookie(struct iommu_domain *domain) -{ -} - -static inline void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list) -{ -} - -#endif /* CONFIG_IOMMU_DMA */ -#endif /* __DMA_IOMMU_H */ |