xref: /linux/drivers/gpu/drm/amd/amdkfd/kfd_topology.h (revision ceb7114c961bd8d8605dfff8e18d1a39d99cdd30)
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/dmi.h>
28 #include <linux/types.h>
29 #include <linux/list.h>
30 #include <linux/kfd_sysfs.h>
31 #include "kfd_crat.h"
32 
33 #define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 32
34 
35 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX9	6
36 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX9_4_3 7
37 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX10	7
38 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT  \
39 			(29 << HSA_DBG_WATCH_ADDR_MASK_HI_BIT_SHIFT)
40 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT_GFX9_4_3 \
41 			(30 << HSA_DBG_WATCH_ADDR_MASK_HI_BIT_SHIFT)
42 
43 struct kfd_node_properties {
44 	uint64_t hive_id;
45 	uint32_t cpu_cores_count;
46 	uint32_t simd_count;
47 	uint32_t mem_banks_count;
48 	uint32_t caches_count;
49 	uint32_t io_links_count;
50 	uint32_t p2p_links_count;
51 	uint32_t cpu_core_id_base;
52 	uint32_t simd_id_base;
53 	uint32_t capability;
54 	uint32_t capability2;
55 	uint64_t debug_prop;
56 	uint32_t max_waves_per_simd;
57 	uint32_t lds_size_in_kb;
58 	uint32_t gds_size_in_kb;
59 	uint32_t num_gws;
60 	uint32_t wave_front_size;
61 	uint32_t array_count;
62 	uint32_t simd_arrays_per_engine;
63 	uint32_t cu_per_simd_array;
64 	uint32_t simd_per_cu;
65 	uint32_t max_slots_scratch_cu;
66 	uint32_t engine_id;
67 	uint32_t gfx_target_version;
68 	uint32_t vendor_id;
69 	uint32_t device_id;
70 	uint32_t location_id;
71 	uint32_t domain;
72 	uint32_t max_engine_clk_fcompute;
73 	uint32_t max_engine_clk_ccompute;
74 	int32_t  drm_render_minor;
75 	uint32_t num_sdma_engines;
76 	uint32_t num_sdma_xgmi_engines;
77 	uint32_t num_sdma_queues_per_engine;
78 	uint32_t num_cp_queues;
79 	uint32_t cwsr_size;
80 	uint32_t ctl_stack_size;
81 	uint32_t eop_buffer_size;
82 	uint32_t debug_memory_size;
83 	char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
84 };
85 
86 struct kfd_mem_properties {
87 	struct list_head	list;
88 	uint32_t		heap_type;
89 	uint64_t		size_in_bytes;
90 	uint32_t		flags;
91 	uint32_t		width;
92 	uint32_t		mem_clk_max;
93 	struct kfd_node		*gpu;
94 	struct kobject		*kobj;
95 	struct attribute	attr;
96 };
97 
98 #define CACHE_SIBLINGMAP_SIZE 128
99 
100 struct kfd_cache_properties {
101 	struct list_head	list;
102 	uint32_t		processor_id_low;
103 	uint32_t		cache_level;
104 	uint32_t		cache_size;
105 	uint32_t		cacheline_size;
106 	uint32_t		cachelines_per_tag;
107 	uint32_t		cache_assoc;
108 	uint32_t		cache_latency;
109 	uint32_t		cache_type;
110 	uint8_t			sibling_map[CACHE_SIBLINGMAP_SIZE];
111 	struct kfd_node		*gpu;
112 	struct kobject		*kobj;
113 	struct attribute	attr;
114 	uint32_t		sibling_map_size;
115 };
116 
117 struct kfd_iolink_properties {
118 	struct list_head	list;
119 	uint32_t		iolink_type;
120 	uint32_t		ver_maj;
121 	uint32_t		ver_min;
122 	uint32_t		node_from;
123 	uint32_t		node_to;
124 	uint32_t		weight;
125 	uint32_t		min_latency;
126 	uint32_t		max_latency;
127 	uint32_t		min_bandwidth;
128 	uint32_t		max_bandwidth;
129 	uint32_t		rec_transfer_size;
130 	uint32_t		rec_sdma_eng_id_mask;
131 	uint32_t		flags;
132 	struct kfd_node		*gpu;
133 	struct kobject		*kobj;
134 	struct attribute	attr;
135 };
136 
137 struct kfd_perf_properties {
138 	struct list_head	list;
139 	char			block_name[16];
140 	uint32_t		max_concurrent;
141 	struct attribute_group	*attr_group;
142 };
143 
144 struct kfd_topology_device {
145 	struct list_head		list;
146 	uint32_t			gpu_id;
147 	uint32_t			proximity_domain;
148 	struct kfd_node_properties	node_props;
149 	struct list_head		mem_props;
150 	struct list_head		cache_props;
151 	struct list_head		io_link_props;
152 	struct list_head		p2p_link_props;
153 	struct list_head		perf_props;
154 	struct kfd_node			*gpu;
155 	struct kobject			*kobj_node;
156 	struct kobject			*kobj_mem;
157 	struct kobject			*kobj_cache;
158 	struct kobject			*kobj_iolink;
159 	struct kobject			*kobj_p2plink;
160 	struct kobject			*kobj_perf;
161 	struct attribute		attr_gpuid;
162 	struct attribute		attr_name;
163 	struct attribute		attr_props;
164 	union {
165 		uint8_t				oem_id[CRAT_OEMID_LENGTH];
166 		uint64_t			oem_id64;
167 	};
168 	uint8_t				oem_table_id[CRAT_OEMTABLEID_LENGTH];
169 	uint32_t			oem_revision;
170 };
171 
172 struct kfd_system_properties {
173 	uint32_t		num_devices;     /* Number of H-NUMA nodes */
174 	uint32_t		generation_count;
175 	uint64_t		platform_oem;
176 	uint64_t		platform_id;
177 	uint64_t		platform_rev;
178 	struct kobject		*kobj_topology;
179 	struct kobject		*kobj_nodes;
180 	struct attribute	attr_genid;
181 	struct attribute	attr_props;
182 };
183 
184 struct dmi_mem_device {
185 	struct dmi_header header;
186 	u16 physical_handle;
187 	u16 error_handle;
188 	u16 total_width;
189 	u16 data_width;
190 	u16 size;
191 	u8 form_factor;
192 	u8 device_set;
193 	u8 device_locator;
194 	u8 bank_locator;
195 	u8 memory_type;
196 	u16 type_detail;
197 	u16 speed;
198 } __packed;
199 
200 struct kfd_topology_device *kfd_create_topology_device(
201 		struct list_head *device_list);
202 void kfd_release_topology_device_list(struct list_head *device_list);
203 
204 #endif /* __KFD_TOPOLOGY_H__ */
205