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

   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   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 shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22
  23 #ifndef __KFD_TOPOLOGY_H__
  24 #define __KFD_TOPOLOGY_H__
  25
  26 #include <linux/types.h>
  27 #include <linux/list.h>
  28 #include "kfd_crat.h"
  29
  30 #define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 32
  31
  32 #define HSA_CAP_HOT_PLUGGABLE                   0x00000001
  33 #define HSA_CAP_ATS_PRESENT                     0x00000002
  34 #define HSA_CAP_SHARED_WITH_GRAPHICS            0x00000004
  35 #define HSA_CAP_QUEUE_SIZE_POW2                 0x00000008
  36 #define HSA_CAP_QUEUE_SIZE_32BIT                0x00000010
  37 #define HSA_CAP_QUEUE_IDLE_EVENT                0x00000020
  38 #define HSA_CAP_VA_LIMIT                        0x00000040
  39 #define HSA_CAP_WATCH_POINTS_SUPPORTED          0x00000080
  40 #define HSA_CAP_WATCH_POINTS_TOTALBITS_MASK     0x00000f00
  41 #define HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT    8
  42 #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_MASK    0x00003000
  43 #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_SHIFT   12
  44 #define HSA_CAP_RESERVED                        0xffffc000
  45
  46 #define HSA_CAP_DOORBELL_TYPE_PRE_1_0           0x0
  47 #define HSA_CAP_DOORBELL_TYPE_1_0               0x1
  48 #define HSA_CAP_DOORBELL_TYPE_2_0               0x2
  49 #define HSA_CAP_AQL_QUEUE_DOUBLE_MAP            0x00004000
  50
  51 #define HSA_CAP_SRAM_EDCSUPPORTED               0x00080000
  52 #define HSA_CAP_MEM_EDCSUPPORTED                0x00100000
  53 #define HSA_CAP_RASEVENTNOTIFY                  0x00200000
  54
  55 struct kfd_node_properties {
  56         uint64_t hive_id;
  57         uint32_t cpu_cores_count;
  58         uint32_t simd_count;
  59         uint32_t mem_banks_count;
  60         uint32_t caches_count;
  61         uint32_t io_links_count;
  62         uint32_t cpu_core_id_base;
  63         uint32_t simd_id_base;
  64         uint32_t capability;
  65         uint32_t max_waves_per_simd;
  66         uint32_t lds_size_in_kb;
  67         uint32_t gds_size_in_kb;
  68         uint32_t num_gws;
  69         uint32_t wave_front_size;
  70         uint32_t array_count;
  71         uint32_t simd_arrays_per_engine;
  72         uint32_t cu_per_simd_array;
  73         uint32_t simd_per_cu;
  74         uint32_t max_slots_scratch_cu;
  75         uint32_t engine_id;
  76         uint32_t vendor_id;
  77         uint32_t device_id;
  78         uint32_t location_id;
  79         uint32_t max_engine_clk_fcompute;
  80         uint32_t max_engine_clk_ccompute;
  81         int32_t  drm_render_minor;
  82         uint32_t num_sdma_engines;
  83         uint32_t num_sdma_xgmi_engines;
  84         char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
  85 };
  86
  87 #define HSA_MEM_HEAP_TYPE_SYSTEM        0
  88 #define HSA_MEM_HEAP_TYPE_FB_PUBLIC     1
  89 #define HSA_MEM_HEAP_TYPE_FB_PRIVATE    2
  90 #define HSA_MEM_HEAP_TYPE_GPU_GDS       3
  91 #define HSA_MEM_HEAP_TYPE_GPU_LDS       4
  92 #define HSA_MEM_HEAP_TYPE_GPU_SCRATCH   5
  93
  94 #define HSA_MEM_FLAGS_HOT_PLUGGABLE     0x00000001
  95 #define HSA_MEM_FLAGS_NON_VOLATILE      0x00000002
  96 #define HSA_MEM_FLAGS_RESERVED          0xfffffffc
  97
  98 struct kfd_mem_properties {
  99         struct list_head        list;
 100         uint32_t                heap_type;
 101         uint64_t                size_in_bytes;
 102         uint32_t                flags;
 103         uint32_t                width;
 104         uint32_t                mem_clk_max;
 105         struct kobject          *kobj;
 106         struct attribute        attr;
 107 };
 108
 109 #define HSA_CACHE_TYPE_DATA             0x00000001
 110 #define HSA_CACHE_TYPE_INSTRUCTION      0x00000002
 111 #define HSA_CACHE_TYPE_CPU              0x00000004
 112 #define HSA_CACHE_TYPE_HSACU            0x00000008
 113 #define HSA_CACHE_TYPE_RESERVED         0xfffffff0
 114
 115 struct kfd_cache_properties {
 116         struct list_head        list;
 117         uint32_t                processor_id_low;
 118         uint32_t                cache_level;
 119         uint32_t                cache_size;
 120         uint32_t                cacheline_size;
 121         uint32_t                cachelines_per_tag;
 122         uint32_t                cache_assoc;
 123         uint32_t                cache_latency;
 124         uint32_t                cache_type;
 125         uint8_t                 sibling_map[CRAT_SIBLINGMAP_SIZE];
 126         struct kobject          *kobj;
 127         struct attribute        attr;
 128 };
 129
 130 struct kfd_iolink_properties {
 131         struct list_head        list;
 132         uint32_t                iolink_type;
 133         uint32_t                ver_maj;
 134         uint32_t                ver_min;
 135         uint32_t                node_from;
 136         uint32_t                node_to;
 137         uint32_t                weight;
 138         uint32_t                min_latency;
 139         uint32_t                max_latency;
 140         uint32_t                min_bandwidth;
 141         uint32_t                max_bandwidth;
 142         uint32_t                rec_transfer_size;
 143         uint32_t                flags;
 144         struct kobject          *kobj;
 145         struct attribute        attr;
 146 };
 147
 148 struct kfd_perf_properties {
 149         struct list_head        list;
 150         char                    block_name[16];
 151         uint32_t                max_concurrent;
 152         struct attribute_group  *attr_group;
 153 };
 154
 155 struct kfd_topology_device {
 156         struct list_head                list;
 157         uint32_t                        gpu_id;
 158         uint32_t                        proximity_domain;
 159         struct kfd_node_properties      node_props;
 160         struct list_head                mem_props;
 161         uint32_t                        cache_count;
 162         struct list_head                cache_props;
 163         uint32_t                        io_link_count;
 164         struct list_head                io_link_props;
 165         struct list_head                perf_props;
 166         struct kfd_dev                  *gpu;
 167         struct kobject                  *kobj_node;
 168         struct kobject                  *kobj_mem;
 169         struct kobject                  *kobj_cache;
 170         struct kobject                  *kobj_iolink;
 171         struct kobject                  *kobj_perf;
 172         struct attribute                attr_gpuid;
 173         struct attribute                attr_name;
 174         struct attribute                attr_props;
 175         uint8_t                         oem_id[CRAT_OEMID_LENGTH];
 176         uint8_t                         oem_table_id[CRAT_OEMTABLEID_LENGTH];
 177         uint32_t                        oem_revision;
 178 };
 179
 180 struct kfd_system_properties {
 181         uint32_t                num_devices;     /* Number of H-NUMA nodes */
 182         uint32_t                generation_count;
 183         uint64_t                platform_oem;
 184         uint64_t                platform_id;
 185         uint64_t                platform_rev;
 186         struct kobject          *kobj_topology;
 187         struct kobject          *kobj_nodes;
 188         struct attribute        attr_genid;
 189         struct attribute        attr_props;
 190 };
 191
 192 struct kfd_topology_device *kfd_create_topology_device(
 193                 struct list_head *device_list);
 194 void kfd_release_topology_device_list(struct list_head *device_list);
 195
 196 #endif /* __KFD_TOPOLOGY_H__ */