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78 lines
2.9 KiB
78 lines
2.9 KiB
/*
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* Copyright © 2019 Intel Corporation
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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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef GEM_ENGINE_TOPOLOGY_H
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#define GEM_ENGINE_TOPOLOGY_H
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#include "igt_gt.h"
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#include "i915_drm.h"
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#define GEM_MAX_ENGINES I915_EXEC_RING_MASK + 1
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struct intel_engine_data {
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uint32_t nengines;
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uint32_t n;
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struct intel_execution_engine2 *current_engine;
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struct intel_execution_engine2 engines[GEM_MAX_ENGINES];
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};
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bool gem_has_engine_topology(int fd);
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struct intel_engine_data intel_init_engine_list(int fd, uint32_t ctx_id);
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/* iteration functions */
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struct intel_execution_engine2 *
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intel_get_current_engine(struct intel_engine_data *ed);
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struct intel_execution_engine2 *
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intel_get_current_physical_engine(struct intel_engine_data *ed);
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void intel_next_engine(struct intel_engine_data *ed);
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int gem_context_lookup_engine(int fd, uint64_t engine, uint32_t ctx_id,
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struct intel_execution_engine2 *e);
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void gem_context_set_all_engines(int fd, uint32_t ctx);
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bool gem_context_has_engine_map(int fd, uint32_t ctx);
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bool gem_engine_is_equal(const struct intel_execution_engine2 *e1,
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const struct intel_execution_engine2 *e2);
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struct intel_execution_engine2 gem_eb_flags_to_engine(unsigned int flags);
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#define __for_each_static_engine(e__) \
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for ((e__) = intel_execution_engines2; (e__)->name; (e__)++)
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#define for_each_context_engine(fd__, ctx__, e__) \
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for (struct intel_engine_data i__ = intel_init_engine_list(fd__, ctx__); \
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((e__) = intel_get_current_engine(&i__)); \
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intel_next_engine(&i__))
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/* needs to replace "for_each_physical_engine" when conflicts are fixed */
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#define __for_each_physical_engine(fd__, e__) \
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for (struct intel_engine_data i__ = intel_init_engine_list(fd__, 0); \
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((e__) = intel_get_current_physical_engine(&i__)); \
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intel_next_engine(&i__))
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#endif /* GEM_ENGINE_TOPOLOGY_H */
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