projects / linux-2.6-block.git / blame
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|---|---|---|
| 0ad35fed ZW |
1 | /* |
| 2 | * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. | |
| 3 | * | |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
| 5 | * copy of this software and associated documentation files (the "Software"), | |
| 6 | * to deal in the Software without restriction, including without limitation | |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the | |
| 9 | * Software is furnished to do so, subject to the following conditions: | |
| 10 | * | |
| 11 | * The above copyright notice and this permission notice (including the next | |
| 12 | * paragraph) shall be included in all copies or substantial portions of the | |
| 13 | * Software. | |
| 14 | * | |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
| 21 | * SOFTWARE. | |
| 82d375d1 ZW |
22 | * |
| 23 | * Authors: | |
| 24 | * Eddie Dong <eddie.dong@intel.com> | |
| 25 | * Dexuan Cui | |
| 26 | * Jike Song <jike.song@intel.com> | |
| 27 | * | |
| 28 | * Contributors: | |
| 29 | * Zhi Wang <zhi.a.wang@intel.com> | |
| 30 | * | |
| 0ad35fed ZW |
31 | */ |
| 32 | ||
| 33 | #ifndef _GVT_HYPERCALL_H_ | |
| 34 | #define _GVT_HYPERCALL_H_ | |
| 35 | ||
| 36 | /* | |
| 37 | * Specific GVT-g MPT modules function collections. Currently GVT-g supports | |
| 38 | * both Xen and KVM by providing dedicated hypervisor-related MPT modules. | |
| 39 | */ | |
| 40 | struct intel_gvt_mpt { | |
| 40df6ea0 JS |
41 | int (*host_init)(struct device *dev, void *gvt, const void *ops); |
| 42 | void (*host_exit)(struct device *dev, void *gvt); | |
| 82d375d1 ZW |
43 | int (*attach_vgpu)(void *vgpu, unsigned long *handle); |
| 44 | void (*detach_vgpu)(unsigned long handle); | |
| c8fe6a68 | 45 | int (*inject_msi)(unsigned long handle, u32 addr, u16 data); |
| 2707e444 ZW |
46 | unsigned long (*from_virt_to_mfn)(void *p); |
| 47 | int (*set_wp_page)(unsigned long handle, u64 gfn); | |
| 48 | int (*unset_wp_page)(unsigned long handle, u64 gfn); | |
| 49 | int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf, | |
| 50 | unsigned long len); | |
| 51 | int (*write_gpa)(unsigned long handle, unsigned long gpa, void *buf, | |
| 52 | unsigned long len); | |
| 53 | unsigned long (*gfn_to_mfn)(unsigned long handle, unsigned long gfn); | |
| 4d60c5fd | 54 | int (*map_gfn_to_mfn)(unsigned long handle, unsigned long gfn, |
| 8f89743b | 55 | unsigned long mfn, unsigned int nr, bool map); |
| 4d60c5fd ZW |
56 | int (*set_trap_area)(unsigned long handle, u64 start, u64 end, |
| 57 | bool map); | |
| b851adea | 58 | int (*set_opregion)(void *vgpu); |
| e546e281 TZ |
59 | int (*get_vfio_device)(void *vgpu); |
| 60 | void (*put_vfio_device)(void *vgpu); | |
| cc753fbe | 61 | bool (*is_valid_gfn)(unsigned long handle, unsigned long gfn); |
| 0ad35fed ZW |
62 | }; |
| 63 | ||
| 64 | extern struct intel_gvt_mpt xengt_mpt; | |
| 65 | extern struct intel_gvt_mpt kvmgt_mpt; | |
| 66 | ||
| 67 | #endif /* _GVT_HYPERCALL_H_ */ |