diff options
Diffstat (limited to 'include/xen/xen-ops.h')
| -rw-r--r-- | include/xen/xen-ops.h | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h index a3584a357f35..a34f4271a2e9 100644 --- a/include/xen/xen-ops.h +++ b/include/xen/xen-ops.h @@ -5,6 +5,7 @@ #include <linux/percpu.h> #include <linux/notifier.h> #include <linux/efi.h> +#include <linux/virtio_anchor.h> #include <xen/features.h> #include <asm/xen/interface.h> #include <xen/interface/vcpu.h> @@ -42,13 +43,6 @@ int xen_setup_shutdown_event(void); extern unsigned long *xen_contiguous_bitmap; -#if defined(CONFIG_XEN_PV) || defined(CONFIG_ARM) || defined(CONFIG_ARM64) -int xen_create_contiguous_region(phys_addr_t pstart, unsigned int order, - unsigned int address_bits, - dma_addr_t *dma_handle); -void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order); -#endif - #if defined(CONFIG_XEN_PV) int xen_remap_pfn(struct vm_area_struct *vma, unsigned long addr, xen_pfn_t *pfn, int nr, int *err_ptr, pgprot_t prot, @@ -221,4 +215,31 @@ static inline void xen_preemptible_hcall_end(void) { } #endif /* CONFIG_XEN_PV && !CONFIG_PREEMPTION */ +#ifdef CONFIG_XEN_GRANT_DMA_OPS +void xen_grant_setup_dma_ops(struct device *dev); +bool xen_is_grant_dma_device(struct device *dev); +bool xen_virtio_mem_acc(struct virtio_device *dev); +bool xen_virtio_restricted_mem_acc(struct virtio_device *dev); +#else +static inline void xen_grant_setup_dma_ops(struct device *dev) +{ +} +static inline bool xen_is_grant_dma_device(struct device *dev) +{ + return false; +} + +struct virtio_device; + +static inline bool xen_virtio_mem_acc(struct virtio_device *dev) +{ + return false; +} + +static inline bool xen_virtio_restricted_mem_acc(struct virtio_device *dev) +{ + return false; +} +#endif /* CONFIG_XEN_GRANT_DMA_OPS */ + #endif /* INCLUDE_XEN_OPS_H */ |