linux/drivers/gpu/drm/i915/gvt/gvt.h

70 lines
2.0 KiB
C

/*
* 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.
*/
#ifndef _GVT_H_
#define _GVT_H_
#include "debug.h"
#include "hypercall.h"
#define GVT_MAX_VGPU 8
enum {
INTEL_GVT_HYPERVISOR_XEN = 0,
INTEL_GVT_HYPERVISOR_KVM,
};
struct intel_gvt_host {
bool initialized;
int hypervisor_type;
struct intel_gvt_mpt *mpt;
};
extern struct intel_gvt_host intel_gvt_host;
/* Describe per-platform limitations. */
struct intel_gvt_device_info {
u32 max_support_vgpus;
/* This data structure will grow bigger in GVT device model patches */
};
struct intel_vgpu {
struct intel_gvt *gvt;
int id;
unsigned long handle; /* vGPU handle used by hypervisor MPT modules */
};
struct intel_gvt {
struct mutex lock;
bool initialized;
struct drm_i915_private *dev_priv;
struct idr vgpu_idr; /* vGPU IDR pool */
struct intel_gvt_device_info device_info;
};
#include "mpt.h"
#endif