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. 22 */ 23 24 #ifndef _GVT_H_ 25 #define _GVT_H_ 26 27 #include "debug.h" 28 #include "hypercall.h" 29 30 #define GVT_MAX_VGPU 8 31 32 enum { 33 INTEL_GVT_HYPERVISOR_XEN = 0, 34 INTEL_GVT_HYPERVISOR_KVM, 35 }; 36 37 struct intel_gvt_host { 38 bool initialized; 39 int hypervisor_type; 40 struct intel_gvt_mpt *mpt; 41 }; 42 43 extern struct intel_gvt_host intel_gvt_host; 44 45 /* Describe per-platform limitations. */ 46 struct intel_gvt_device_info { 47 u32 max_support_vgpus; 48 /* This data structure will grow bigger in GVT device model patches */ 49 }; 50 51 struct intel_vgpu { 52 struct intel_gvt *gvt; 53 int id; 54 unsigned long handle; /* vGPU handle used by hypervisor MPT modules */ 55 }; 56 57 struct intel_gvt { 58 struct mutex lock; 59 bool initialized; 60 61 struct drm_i915_private *dev_priv; 62 struct idr vgpu_idr; /* vGPU IDR pool */ 63 64 struct intel_gvt_device_info device_info; 65 }; 66 67 #include "mpt.h" 68 69 #endif 70