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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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8fde41076f
Stop trying to escape out of the gvt layer to find the engine that we initially setup for use with gvt. Record the engines during initialisation and use them henceforth. add/remove: 1/4 grow/shrink: 22/28 up/down: 341/-1410 (-1069) [Zhenyu: rebase, fix nonpriv register check fault, fix gvt engine thread run failure.] Cc: Ding Zhuocheng <zhuocheng.ding@intel.com> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20200304032307.2983-2-zhenyuw@linux.intel.com
62 lines
2.1 KiB
C
62 lines
2.1 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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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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(_MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT) == \
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((a) & _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT)))
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#endif
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