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33#ifndef _GVT_HYPERCALL_H_
34#define _GVT_HYPERCALL_H_
35
36#include <linux/types.h>
37
38struct device;
39
40enum hypervisor_type {
41 INTEL_GVT_HYPERVISOR_XEN = 0,
42 INTEL_GVT_HYPERVISOR_KVM,
43};
44
45
46
47
48
49struct intel_gvt_mpt {
50 enum hypervisor_type type;
51 int (*host_init)(struct device *dev, void *gvt, const void *ops);
52 void (*host_exit)(struct device *dev);
53 int (*attach_vgpu)(void *vgpu, unsigned long *handle);
54 void (*detach_vgpu)(void *vgpu);
55 int (*inject_msi)(unsigned long handle, u32 addr, u16 data);
56 unsigned long (*from_virt_to_mfn)(void *p);
57 int (*enable_page_track)(unsigned long handle, u64 gfn);
58 int (*disable_page_track)(unsigned long handle, u64 gfn);
59 int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf,
60 unsigned long len);
61 int (*write_gpa)(unsigned long handle, unsigned long gpa, void *buf,
62 unsigned long len);
63 unsigned long (*gfn_to_mfn)(unsigned long handle, unsigned long gfn);
64
65 int (*dma_map_guest_page)(unsigned long handle, unsigned long gfn,
66 unsigned long size, dma_addr_t *dma_addr);
67 void (*dma_unmap_guest_page)(unsigned long handle, dma_addr_t dma_addr);
68
69 int (*dma_pin_guest_page)(unsigned long handle, dma_addr_t dma_addr);
70
71 int (*map_gfn_to_mfn)(unsigned long handle, unsigned long gfn,
72 unsigned long mfn, unsigned int nr, bool map);
73 int (*set_trap_area)(unsigned long handle, u64 start, u64 end,
74 bool map);
75 int (*set_opregion)(void *vgpu);
76 int (*set_edid)(void *vgpu, int port_num);
77 int (*get_vfio_device)(void *vgpu);
78 void (*put_vfio_device)(void *vgpu);
79 bool (*is_valid_gfn)(unsigned long handle, unsigned long gfn);
80};
81
82#endif
83