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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>
* Kevin Tian <kevin.tian@intel.com>
*
* Contributors:
* Zhi Wang <zhi.a.wang@intel.com>
* Changbin Du <changbin.du@intel.com>
* Zhenyu Wang <zhenyuw@linux.intel.com>
* Tina Zhang <tina.zhang@intel.com>
* Bing Niu <bing.niu@intel.com>
*
*/
#ifndef __GVT_RENDER_H__
#define __GVT_RENDER_H__
struct engine_mmio {
enum intel_engine_id id;
i915_reg_t reg;
u32 mask;
bool in_context;
u32 value;
};
void intel_gvt_switch_mmio(struct intel_vgpu *pre,
struct intel_vgpu *next,
const struct intel_engine_cs *engine);
void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt);
bool is_inhibit_context(struct intel_context *ce);
int intel_vgpu_restore_inhibit_context(struct intel_vgpu *vgpu,
struct i915_request *req);
#define IS_RESTORE_INHIBIT(a) \
IS_MASKED_BITS_ENABLED(a, CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT)
#endif
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