74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/*
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* Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Eddie Dong <eddie.dong@intel.com>
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* Kevin Tian <kevin.tian@intel.com>
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*
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* Contributors:
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* Zhi Wang <zhi.a.wang@intel.com>
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* Changbin Du <changbin.du@intel.com>
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* Zhenyu Wang <zhenyuw@linux.intel.com>
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* Tina Zhang <tina.zhang@intel.com>
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* Bing Niu <bing.niu@intel.com>
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*
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*/
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#ifndef __GVT_RENDER_H__
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#define __GVT_RENDER_H__
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#include <linux/types.h>
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#include "gt/intel_engine_regs.h"
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#include "gt/intel_engine_types.h"
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#include "gt/intel_lrc_reg.h"
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struct i915_request;
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struct intel_context;
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struct intel_engine_cs;
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struct intel_gvt;
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struct intel_vgpu;
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struct engine_mmio {
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enum intel_engine_id id;
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i915_reg_t reg;
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u32 mask;
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bool in_context;
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u32 value;
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};
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void intel_gvt_switch_mmio(struct intel_vgpu *pre,
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struct intel_vgpu *next,
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const struct intel_engine_cs *engine);
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void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt);
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bool is_inhibit_context(struct intel_context *ce);
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int intel_vgpu_restore_inhibit_context(struct intel_vgpu *vgpu,
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struct i915_request *req);
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#define IS_RESTORE_INHIBIT(a) \
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IS_MASKED_BITS_ENABLED(a, CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT)
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#endif
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