diff options
Diffstat (limited to 'include/linux/dma_remapping.h')
-rw-r--r-- | include/linux/dma_remapping.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h index bbd8661b347..57c9a8ae4f2 100644 --- a/include/linux/dma_remapping.h +++ b/include/linux/dma_remapping.h @@ -25,11 +25,13 @@ struct intel_iommu; struct dmar_domain; struct root_entry; -extern void free_dmar_iommu(struct intel_iommu *iommu); -#ifdef CONFIG_DMAR +#ifdef CONFIG_INTEL_IOMMU +extern void free_dmar_iommu(struct intel_iommu *iommu); extern int iommu_calculate_agaw(struct intel_iommu *iommu); extern int iommu_calculate_max_sagaw(struct intel_iommu *iommu); +extern int dmar_disabled; +extern int intel_iommu_enabled; #else static inline int iommu_calculate_agaw(struct intel_iommu *iommu) { @@ -39,8 +41,12 @@ static inline int iommu_calculate_max_sagaw(struct intel_iommu *iommu) { return 0; } +static inline void free_dmar_iommu(struct intel_iommu *iommu) +{ +} +#define dmar_disabled (1) +#define intel_iommu_enabled (0) #endif -extern int dmar_disabled; #endif |