1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2 /* 3 * Copyright 2014-2022 Advanced Micro Devices, Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 24 #ifndef __KFD_TOPOLOGY_H__ 25 #define __KFD_TOPOLOGY_H__ 26 27 #include <linux/types.h> 28 #include <linux/list.h> 29 #include <linux/kfd_sysfs.h> 30 #include "kfd_crat.h" 31 32 #define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 32 33 34 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX9 6 35 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX9_4_3 7 36 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX10 7 37 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT \ 38 (29 << HSA_DBG_WATCH_ADDR_MASK_HI_BIT_SHIFT) 39 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT_GFX9_4_3 \ 40 (30 << HSA_DBG_WATCH_ADDR_MASK_HI_BIT_SHIFT) 41 42 struct kfd_node_properties { 43 uint64_t hive_id; 44 uint32_t cpu_cores_count; 45 uint32_t simd_count; 46 uint32_t mem_banks_count; 47 uint32_t caches_count; 48 uint32_t io_links_count; 49 uint32_t p2p_links_count; 50 uint32_t cpu_core_id_base; 51 uint32_t simd_id_base; 52 uint32_t capability; 53 uint64_t debug_prop; 54 uint32_t max_waves_per_simd; 55 uint32_t lds_size_in_kb; 56 uint32_t gds_size_in_kb; 57 uint32_t num_gws; 58 uint32_t wave_front_size; 59 uint32_t array_count; 60 uint32_t simd_arrays_per_engine; 61 uint32_t cu_per_simd_array; 62 uint32_t simd_per_cu; 63 uint32_t max_slots_scratch_cu; 64 uint32_t engine_id; 65 uint32_t gfx_target_version; 66 uint32_t vendor_id; 67 uint32_t device_id; 68 uint32_t location_id; 69 uint32_t domain; 70 uint32_t max_engine_clk_fcompute; 71 uint32_t max_engine_clk_ccompute; 72 int32_t drm_render_minor; 73 uint32_t num_sdma_engines; 74 uint32_t num_sdma_xgmi_engines; 75 uint32_t num_sdma_queues_per_engine; 76 uint32_t num_cp_queues; 77 char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE]; 78 }; 79 80 struct kfd_mem_properties { 81 struct list_head list; 82 uint32_t heap_type; 83 uint64_t size_in_bytes; 84 uint32_t flags; 85 uint32_t width; 86 uint32_t mem_clk_max; 87 struct kfd_node *gpu; 88 struct kobject *kobj; 89 struct attribute attr; 90 }; 91 92 #define CACHE_SIBLINGMAP_SIZE 128 93 94 struct kfd_cache_properties { 95 struct list_head list; 96 uint32_t processor_id_low; 97 uint32_t cache_level; 98 uint32_t cache_size; 99 uint32_t cacheline_size; 100 uint32_t cachelines_per_tag; 101 uint32_t cache_assoc; 102 uint32_t cache_latency; 103 uint32_t cache_type; 104 uint8_t sibling_map[CACHE_SIBLINGMAP_SIZE]; 105 struct kfd_node *gpu; 106 struct kobject *kobj; 107 struct attribute attr; 108 uint32_t sibling_map_size; 109 }; 110 111 struct kfd_iolink_properties { 112 struct list_head list; 113 uint32_t iolink_type; 114 uint32_t ver_maj; 115 uint32_t ver_min; 116 uint32_t node_from; 117 uint32_t node_to; 118 uint32_t weight; 119 uint32_t min_latency; 120 uint32_t max_latency; 121 uint32_t min_bandwidth; 122 uint32_t max_bandwidth; 123 uint32_t rec_transfer_size; 124 uint32_t flags; 125 struct kfd_node *gpu; 126 struct kobject *kobj; 127 struct attribute attr; 128 }; 129 130 struct kfd_perf_properties { 131 struct list_head list; 132 char block_name[16]; 133 uint32_t max_concurrent; 134 struct attribute_group *attr_group; 135 }; 136 137 struct kfd_topology_device { 138 struct list_head list; 139 uint32_t gpu_id; 140 uint32_t proximity_domain; 141 struct kfd_node_properties node_props; 142 struct list_head mem_props; 143 struct list_head cache_props; 144 struct list_head io_link_props; 145 struct list_head p2p_link_props; 146 struct list_head perf_props; 147 struct kfd_node *gpu; 148 struct kobject *kobj_node; 149 struct kobject *kobj_mem; 150 struct kobject *kobj_cache; 151 struct kobject *kobj_iolink; 152 struct kobject *kobj_p2plink; 153 struct kobject *kobj_perf; 154 struct attribute attr_gpuid; 155 struct attribute attr_name; 156 struct attribute attr_props; 157 uint8_t oem_id[CRAT_OEMID_LENGTH]; 158 uint8_t oem_table_id[CRAT_OEMTABLEID_LENGTH]; 159 uint32_t oem_revision; 160 }; 161 162 struct kfd_system_properties { 163 uint32_t num_devices; /* Number of H-NUMA nodes */ 164 uint32_t generation_count; 165 uint64_t platform_oem; 166 uint64_t platform_id; 167 uint64_t platform_rev; 168 struct kobject *kobj_topology; 169 struct kobject *kobj_nodes; 170 struct attribute attr_genid; 171 struct attribute attr_props; 172 }; 173 174 struct kfd_topology_device *kfd_create_topology_device( 175 struct list_head *device_list); 176 void kfd_release_topology_device_list(struct list_head *device_list); 177 178 #endif /* __KFD_TOPOLOGY_H__ */ 179