cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

omap-iommu.h (880B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * omap iommu: simple virtual address space management
      4 *
      5 * Copyright (C) 2008-2009 Nokia Corporation
      6 *
      7 * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
      8 */
      9
     10#ifndef _OMAP_IOMMU_H_
     11#define _OMAP_IOMMU_H_
     12
     13struct iommu_domain;
     14
     15#ifdef CONFIG_OMAP_IOMMU
     16extern void omap_iommu_save_ctx(struct device *dev);
     17extern void omap_iommu_restore_ctx(struct device *dev);
     18
     19int omap_iommu_domain_deactivate(struct iommu_domain *domain);
     20int omap_iommu_domain_activate(struct iommu_domain *domain);
     21#else
     22static inline void omap_iommu_save_ctx(struct device *dev) {}
     23static inline void omap_iommu_restore_ctx(struct device *dev) {}
     24
     25static inline int omap_iommu_domain_deactivate(struct iommu_domain *domain)
     26{
     27	return -ENODEV;
     28}
     29
     30static inline int omap_iommu_domain_activate(struct iommu_domain *domain)
     31{
     32	return -ENODEV;
     33}
     34#endif
     35
     36#endif