diff --git a/arch/arm/include/asm/xen/page-coherent.h b/arch/arm/include/asm/xen/page-coherent.h index c4d843c300c7c76c10147143daf0842bd42b987d..1109017499e52f05e92ca7056831323f4ed330e9 100644 --- a/arch/arm/include/asm/xen/page-coherent.h +++ b/arch/arm/include/asm/xen/page-coherent.h @@ -19,4 +19,32 @@ static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, __generic_dma_ops(hwdev)->free(hwdev, size, cpu_addr, dma_handle, attrs); } +static inline void xen_dma_map_page(struct device *hwdev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) +{ + __generic_dma_ops(hwdev)->map_page(hwdev, page, offset, size, dir, attrs); +} + +static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) +{ + if (__generic_dma_ops(hwdev)->unmap_page) + __generic_dma_ops(hwdev)->unmap_page(hwdev, handle, size, dir, attrs); +} + +static inline void xen_dma_sync_single_for_cpu(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) +{ + if (__generic_dma_ops(hwdev)->sync_single_for_cpu) + __generic_dma_ops(hwdev)->sync_single_for_cpu(hwdev, handle, size, dir); +} + +static inline void xen_dma_sync_single_for_device(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) +{ + if (__generic_dma_ops(hwdev)->sync_single_for_device) + __generic_dma_ops(hwdev)->sync_single_for_device(hwdev, handle, size, dir); +} #endif /* _ASM_ARM_XEN_PAGE_COHERENT_H */ diff --git a/arch/arm64/include/asm/xen/page-coherent.h b/arch/arm64/include/asm/xen/page-coherent.h index 3b4f029b66608d11a231ad6d9dfd59d1d71f5c27..2820f1a6eebe0252d280e5d56e0a6bc60ac14182 100644 --- a/arch/arm64/include/asm/xen/page-coherent.h +++ b/arch/arm64/include/asm/xen/page-coherent.h @@ -19,4 +19,29 @@ static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, __generic_dma_ops(hwdev)->free(hwdev, size, cpu_addr, dma_handle, attrs); } +static inline void xen_dma_map_page(struct device *hwdev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) +{ + __generic_dma_ops(hwdev)->map_page(hwdev, page, offset, size, dir, attrs); +} + +static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) +{ + __generic_dma_ops(hwdev)->unmap_page(hwdev, handle, size, dir, attrs); +} + +static inline void xen_dma_sync_single_for_cpu(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) +{ + __generic_dma_ops(hwdev)->sync_single_for_cpu(hwdev, handle, size, dir); +} + +static inline void xen_dma_sync_single_for_device(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) +{ + __generic_dma_ops(hwdev)->sync_single_for_device(hwdev, handle, size, dir); +} #endif /* _ASM_ARM64_XEN_PAGE_COHERENT_H */ diff --git a/arch/ia64/include/asm/xen/page-coherent.h b/arch/ia64/include/asm/xen/page-coherent.h index 37b929c117bf0dbb93fe16a6a09d33ee42e5dc6c..96e42f97fa1ff9bd6a2e6d81fcfa652e07c36625 100644 --- a/arch/ia64/include/asm/xen/page-coherent.h +++ b/arch/ia64/include/asm/xen/page-coherent.h @@ -21,4 +21,18 @@ static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, free_pages((unsigned long) cpu_addr, get_order(size)); } +static inline void xen_dma_map_page(struct device *hwdev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) { } + +static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) { } + +static inline void xen_dma_sync_single_for_cpu(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) { } + +static inline void xen_dma_sync_single_for_device(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) { } + #endif /* _ASM_IA64_XEN_PAGE_COHERENT_H */ diff --git a/arch/x86/include/asm/xen/page-coherent.h b/arch/x86/include/asm/xen/page-coherent.h index 31de2e07918d4bc4d2fc708df9bef2dfd18b9ac4..7f02fe4e2c7b1d5a71c5e9931f8800f948f65929 100644 --- a/arch/x86/include/asm/xen/page-coherent.h +++ b/arch/x86/include/asm/xen/page-coherent.h @@ -21,4 +21,18 @@ static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, free_pages((unsigned long) cpu_addr, get_order(size)); } +static inline void xen_dma_map_page(struct device *hwdev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) { } + +static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs) { } + +static inline void xen_dma_sync_single_for_cpu(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) { } + +static inline void xen_dma_sync_single_for_device(struct device *hwdev, + dma_addr_t handle, size_t size, enum dma_data_direction dir) { } + #endif /* _ASM_X86_XEN_PAGE_COHERENT_H */