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1/*2 * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice (including the next12 * paragraph) shall be included in all copies or substantial portions of the13 * Software.14 *15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER19 * 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 THE21 * SOFTWARE.22 *23 * Authors:24 * Eddie Dong <eddie.dong@intel.com>25 * Kevin Tian <kevin.tian@intel.com>26 *27 * Contributors:28 * Zhi Wang <zhi.a.wang@intel.com>29 * Changbin Du <changbin.du@intel.com>30 * Zhenyu Wang <zhenyuw@linux.intel.com>31 * Tina Zhang <tina.zhang@intel.com>32 * Bing Niu <bing.niu@intel.com>33 *34 */35 36#ifndef __GVT_RENDER_H__37#define __GVT_RENDER_H__38 39#include <linux/types.h>40 41#include "gt/intel_engine_regs.h"42 43struct i915_request;44struct intel_context;45struct intel_engine_cs;46struct intel_gvt;47struct intel_vgpu;48 49void intel_gvt_switch_mmio(struct intel_vgpu *pre,50 struct intel_vgpu *next,51 const struct intel_engine_cs *engine);52 53void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt);54 55bool is_inhibit_context(struct intel_context *ce);56 57int intel_vgpu_restore_inhibit_context(struct intel_vgpu *vgpu,58 struct i915_request *req);59 60#define IS_RESTORE_INHIBIT(a) \61 IS_MASKED_BITS_ENABLED(a, CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT)62 63#endif64