drivers/gpu/drm/amd/amdkfd/kfd_topology.h

   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         uint32_t cwsr_size;
  78         uint32_t ctl_stack_size;
  79         uint32_t eop_buffer_size;
  80         uint32_t debug_memory_size;
  81         char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
  82 };
  83
  84 struct kfd_mem_properties {
  85         struct list_head        list;
  86         uint32_t                heap_type;
  87         uint64_t                size_in_bytes;
  88         uint32_t                flags;
  89         uint32_t                width;
  90         uint32_t                mem_clk_max;
  91         struct kfd_node         *gpu;
  92         struct kobject          *kobj;
  93         struct attribute        attr;
  94 };
  95
  96 #define CACHE_SIBLINGMAP_SIZE 128
  97
  98 struct kfd_cache_properties {
  99         struct list_head        list;
 100         uint32_t                processor_id_low;
 101         uint32_t                cache_level;
 102         uint32_t                cache_size;
 103         uint32_t                cacheline_size;
 104         uint32_t                cachelines_per_tag;
 105         uint32_t                cache_assoc;
 106         uint32_t                cache_latency;
 107         uint32_t                cache_type;
 108         uint8_t                 sibling_map[CACHE_SIBLINGMAP_SIZE];
 109         struct kfd_node         *gpu;
 110         struct kobject          *kobj;
 111         struct attribute        attr;
 112         uint32_t                sibling_map_size;
 113 };
 114
 115 struct kfd_iolink_properties {
 116         struct list_head        list;
 117         uint32_t                iolink_type;
 118         uint32_t                ver_maj;
 119         uint32_t                ver_min;
 120         uint32_t                node_from;
 121         uint32_t                node_to;
 122         uint32_t                weight;
 123         uint32_t                min_latency;
 124         uint32_t                max_latency;
 125         uint32_t                min_bandwidth;
 126         uint32_t                max_bandwidth;
 127         uint32_t                rec_transfer_size;
 128         uint32_t                rec_sdma_eng_id_mask;
 129         uint32_t                flags;
 130         struct kfd_node         *gpu;
 131         struct kobject          *kobj;
 132         struct attribute        attr;
 133 };
 134
 135 struct kfd_perf_properties {
 136         struct list_head        list;
 137         char                    block_name[16];
 138         uint32_t                max_concurrent;
 139         struct attribute_group  *attr_group;
 140 };
 141
 142 struct kfd_topology_device {
 143         struct list_head                list;
 144         uint32_t                        gpu_id;
 145         uint32_t                        proximity_domain;
 146         struct kfd_node_properties      node_props;
 147         struct list_head                mem_props;
 148         struct list_head                cache_props;
 149         struct list_head                io_link_props;
 150         struct list_head                p2p_link_props;
 151         struct list_head                perf_props;
 152         struct kfd_node                 *gpu;
 153         struct kobject                  *kobj_node;
 154         struct kobject                  *kobj_mem;
 155         struct kobject                  *kobj_cache;
 156         struct kobject                  *kobj_iolink;
 157         struct kobject                  *kobj_p2plink;
 158         struct kobject                  *kobj_perf;
 159         struct attribute                attr_gpuid;
 160         struct attribute                attr_name;
 161         struct attribute                attr_props;
 162         union {
 163                 uint8_t                         oem_id[CRAT_OEMID_LENGTH];
 164                 uint64_t                        oem_id64;
 165         };
 166         uint8_t                         oem_table_id[CRAT_OEMTABLEID_LENGTH];
 167         uint32_t                        oem_revision;
 168 };
 169
 170 struct kfd_system_properties {
 171         uint32_t                num_devices;     /* Number of H-NUMA nodes */
 172         uint32_t                generation_count;
 173         uint64_t                platform_oem;
 174         uint64_t                platform_id;
 175         uint64_t                platform_rev;
 176         struct kobject          *kobj_topology;
 177         struct kobject          *kobj_nodes;
 178         struct attribute        attr_genid;
 179         struct attribute        attr_props;
 180 };
 181
 182 struct kfd_topology_device *kfd_create_topology_device(
 183                 struct list_head *device_list);
 184 void kfd_release_topology_device_list(struct list_head *device_list);
 185
 186 #endif /* __KFD_TOPOLOGY_H__ */