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/*
* Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Eddie Dong <eddie.dong@intel.com>
* Dexuan Cui
* Jike Song <jike.song@intel.com>
*
* Contributors:
* Zhi Wang <zhi.a.wang@intel.com>
*
*/
#ifndef _GVT_HYPERCALL_H_
#define _GVT_HYPERCALL_H_
#include <linux/types.h>
struct device;
struct intel_vgpu;
/*
* Specific GVT-g MPT modules function collections. Currently GVT-g supports
* both Xen and KVM by providing dedicated hypervisor-related MPT modules.
*/
struct intel_gvt_mpt {
int (*host_init)(struct device *dev, void *gvt);
void (*host_exit)(struct device *dev, void *gvt);
int (*enable_page_track)(struct intel_vgpu *vgpu, u64 gfn);
int (*disable_page_track)(struct intel_vgpu *vgpu, u64 gfn);
unsigned long (*gfn_to_mfn)(struct intel_vgpu *vgpu, unsigned long gfn);
int (*dma_map_guest_page)(struct intel_vgpu *vgpu, unsigned long gfn,
unsigned long size, dma_addr_t *dma_addr);
void (*dma_unmap_guest_page)(struct intel_vgpu *vgpu,
dma_addr_t dma_addr);
int (*dma_pin_guest_page)(struct intel_vgpu *vgpu, dma_addr_t dma_addr);
};
#endif /* _GVT_HYPERCALL_H_ */
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