1 /* 2 * Copyright © 2022 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #pragma once 25 26 #include <stdint.h> 27 28 #include "intel/dev/intel_device_info.h" 29 #include "intel/dev/intel_kmd.h" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 struct intel_engine_class_instance { 36 enum intel_engine_class engine_class; 37 uint16_t engine_instance; 38 uint16_t gt_id; 39 }; 40 41 struct intel_query_engine_info { 42 uint32_t num_engines; 43 struct intel_engine_class_instance engines[]; 44 }; 45 46 struct intel_query_engine_info * 47 intel_engine_get_info(int fd, enum intel_kmd_type type); 48 int intel_engines_count(const struct intel_query_engine_info *info, 49 enum intel_engine_class engine_class); 50 const char *intel_engines_class_to_string(enum intel_engine_class engine_class); 51 52 /* Taking into consideration KMD, platform and debug options check for 53 * restrictions and return the number of engines of giving engine class 54 * can actually be used. 55 */ 56 int 57 intel_engines_supported_count(int fd, const struct intel_device_info *info, 58 const struct intel_query_engine_info *engine_info, 59 enum intel_engine_class engine_class); 60 61 #ifdef __cplusplus 62 } 63 #endif 64