Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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at 9789de8bdc92a9ec95c9bc7b43e94de91acc4460 2066 lines 69 kB view raw
1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note 2 * 3 * Copyright 2016-2022 HabanaLabs, Ltd. 4 * All Rights Reserved. 5 * 6 */ 7 8#ifndef HABANALABS_H_ 9#define HABANALABS_H_ 10 11#include <linux/types.h> 12#include <linux/ioctl.h> 13 14/* 15 * Defines that are asic-specific but constitutes as ABI between kernel driver 16 * and userspace 17 */ 18#define GOYA_KMD_SRAM_RESERVED_SIZE_FROM_START 0x8000 /* 32KB */ 19#define GAUDI_DRIVER_SRAM_RESERVED_SIZE_FROM_START 0x80 /* 128 bytes */ 20 21/* 22 * 128 SOBs reserved for collective wait 23 * 16 SOBs reserved for sync stream 24 */ 25#define GAUDI_FIRST_AVAILABLE_W_S_SYNC_OBJECT 144 26 27/* 28 * 64 monitors reserved for collective wait 29 * 8 monitors reserved for sync stream 30 */ 31#define GAUDI_FIRST_AVAILABLE_W_S_MONITOR 72 32 33/* Max number of elements in timestamps registration buffers */ 34#define TS_MAX_ELEMENTS_NUM (1 << 20) /* 1MB */ 35 36/* 37 * Goya queue Numbering 38 * 39 * The external queues (PCI DMA channels) MUST be before the internal queues 40 * and each group (PCI DMA channels and internal) must be contiguous inside 41 * itself but there can be a gap between the two groups (although not 42 * recommended) 43 */ 44 45enum goya_queue_id { 46 GOYA_QUEUE_ID_DMA_0 = 0, 47 GOYA_QUEUE_ID_DMA_1 = 1, 48 GOYA_QUEUE_ID_DMA_2 = 2, 49 GOYA_QUEUE_ID_DMA_3 = 3, 50 GOYA_QUEUE_ID_DMA_4 = 4, 51 GOYA_QUEUE_ID_CPU_PQ = 5, 52 GOYA_QUEUE_ID_MME = 6, /* Internal queues start here */ 53 GOYA_QUEUE_ID_TPC0 = 7, 54 GOYA_QUEUE_ID_TPC1 = 8, 55 GOYA_QUEUE_ID_TPC2 = 9, 56 GOYA_QUEUE_ID_TPC3 = 10, 57 GOYA_QUEUE_ID_TPC4 = 11, 58 GOYA_QUEUE_ID_TPC5 = 12, 59 GOYA_QUEUE_ID_TPC6 = 13, 60 GOYA_QUEUE_ID_TPC7 = 14, 61 GOYA_QUEUE_ID_SIZE 62}; 63 64/* 65 * Gaudi queue Numbering 66 * External queues (PCI DMA channels) are DMA_0_*, DMA_1_* and DMA_5_*. 67 * Except one CPU queue, all the rest are internal queues. 68 */ 69 70enum gaudi_queue_id { 71 GAUDI_QUEUE_ID_DMA_0_0 = 0, /* external */ 72 GAUDI_QUEUE_ID_DMA_0_1 = 1, /* external */ 73 GAUDI_QUEUE_ID_DMA_0_2 = 2, /* external */ 74 GAUDI_QUEUE_ID_DMA_0_3 = 3, /* external */ 75 GAUDI_QUEUE_ID_DMA_1_0 = 4, /* external */ 76 GAUDI_QUEUE_ID_DMA_1_1 = 5, /* external */ 77 GAUDI_QUEUE_ID_DMA_1_2 = 6, /* external */ 78 GAUDI_QUEUE_ID_DMA_1_3 = 7, /* external */ 79 GAUDI_QUEUE_ID_CPU_PQ = 8, /* CPU */ 80 GAUDI_QUEUE_ID_DMA_2_0 = 9, /* internal */ 81 GAUDI_QUEUE_ID_DMA_2_1 = 10, /* internal */ 82 GAUDI_QUEUE_ID_DMA_2_2 = 11, /* internal */ 83 GAUDI_QUEUE_ID_DMA_2_3 = 12, /* internal */ 84 GAUDI_QUEUE_ID_DMA_3_0 = 13, /* internal */ 85 GAUDI_QUEUE_ID_DMA_3_1 = 14, /* internal */ 86 GAUDI_QUEUE_ID_DMA_3_2 = 15, /* internal */ 87 GAUDI_QUEUE_ID_DMA_3_3 = 16, /* internal */ 88 GAUDI_QUEUE_ID_DMA_4_0 = 17, /* internal */ 89 GAUDI_QUEUE_ID_DMA_4_1 = 18, /* internal */ 90 GAUDI_QUEUE_ID_DMA_4_2 = 19, /* internal */ 91 GAUDI_QUEUE_ID_DMA_4_3 = 20, /* internal */ 92 GAUDI_QUEUE_ID_DMA_5_0 = 21, /* internal */ 93 GAUDI_QUEUE_ID_DMA_5_1 = 22, /* internal */ 94 GAUDI_QUEUE_ID_DMA_5_2 = 23, /* internal */ 95 GAUDI_QUEUE_ID_DMA_5_3 = 24, /* internal */ 96 GAUDI_QUEUE_ID_DMA_6_0 = 25, /* internal */ 97 GAUDI_QUEUE_ID_DMA_6_1 = 26, /* internal */ 98 GAUDI_QUEUE_ID_DMA_6_2 = 27, /* internal */ 99 GAUDI_QUEUE_ID_DMA_6_3 = 28, /* internal */ 100 GAUDI_QUEUE_ID_DMA_7_0 = 29, /* internal */ 101 GAUDI_QUEUE_ID_DMA_7_1 = 30, /* internal */ 102 GAUDI_QUEUE_ID_DMA_7_2 = 31, /* internal */ 103 GAUDI_QUEUE_ID_DMA_7_3 = 32, /* internal */ 104 GAUDI_QUEUE_ID_MME_0_0 = 33, /* internal */ 105 GAUDI_QUEUE_ID_MME_0_1 = 34, /* internal */ 106 GAUDI_QUEUE_ID_MME_0_2 = 35, /* internal */ 107 GAUDI_QUEUE_ID_MME_0_3 = 36, /* internal */ 108 GAUDI_QUEUE_ID_MME_1_0 = 37, /* internal */ 109 GAUDI_QUEUE_ID_MME_1_1 = 38, /* internal */ 110 GAUDI_QUEUE_ID_MME_1_2 = 39, /* internal */ 111 GAUDI_QUEUE_ID_MME_1_3 = 40, /* internal */ 112 GAUDI_QUEUE_ID_TPC_0_0 = 41, /* internal */ 113 GAUDI_QUEUE_ID_TPC_0_1 = 42, /* internal */ 114 GAUDI_QUEUE_ID_TPC_0_2 = 43, /* internal */ 115 GAUDI_QUEUE_ID_TPC_0_3 = 44, /* internal */ 116 GAUDI_QUEUE_ID_TPC_1_0 = 45, /* internal */ 117 GAUDI_QUEUE_ID_TPC_1_1 = 46, /* internal */ 118 GAUDI_QUEUE_ID_TPC_1_2 = 47, /* internal */ 119 GAUDI_QUEUE_ID_TPC_1_3 = 48, /* internal */ 120 GAUDI_QUEUE_ID_TPC_2_0 = 49, /* internal */ 121 GAUDI_QUEUE_ID_TPC_2_1 = 50, /* internal */ 122 GAUDI_QUEUE_ID_TPC_2_2 = 51, /* internal */ 123 GAUDI_QUEUE_ID_TPC_2_3 = 52, /* internal */ 124 GAUDI_QUEUE_ID_TPC_3_0 = 53, /* internal */ 125 GAUDI_QUEUE_ID_TPC_3_1 = 54, /* internal */ 126 GAUDI_QUEUE_ID_TPC_3_2 = 55, /* internal */ 127 GAUDI_QUEUE_ID_TPC_3_3 = 56, /* internal */ 128 GAUDI_QUEUE_ID_TPC_4_0 = 57, /* internal */ 129 GAUDI_QUEUE_ID_TPC_4_1 = 58, /* internal */ 130 GAUDI_QUEUE_ID_TPC_4_2 = 59, /* internal */ 131 GAUDI_QUEUE_ID_TPC_4_3 = 60, /* internal */ 132 GAUDI_QUEUE_ID_TPC_5_0 = 61, /* internal */ 133 GAUDI_QUEUE_ID_TPC_5_1 = 62, /* internal */ 134 GAUDI_QUEUE_ID_TPC_5_2 = 63, /* internal */ 135 GAUDI_QUEUE_ID_TPC_5_3 = 64, /* internal */ 136 GAUDI_QUEUE_ID_TPC_6_0 = 65, /* internal */ 137 GAUDI_QUEUE_ID_TPC_6_1 = 66, /* internal */ 138 GAUDI_QUEUE_ID_TPC_6_2 = 67, /* internal */ 139 GAUDI_QUEUE_ID_TPC_6_3 = 68, /* internal */ 140 GAUDI_QUEUE_ID_TPC_7_0 = 69, /* internal */ 141 GAUDI_QUEUE_ID_TPC_7_1 = 70, /* internal */ 142 GAUDI_QUEUE_ID_TPC_7_2 = 71, /* internal */ 143 GAUDI_QUEUE_ID_TPC_7_3 = 72, /* internal */ 144 GAUDI_QUEUE_ID_NIC_0_0 = 73, /* internal */ 145 GAUDI_QUEUE_ID_NIC_0_1 = 74, /* internal */ 146 GAUDI_QUEUE_ID_NIC_0_2 = 75, /* internal */ 147 GAUDI_QUEUE_ID_NIC_0_3 = 76, /* internal */ 148 GAUDI_QUEUE_ID_NIC_1_0 = 77, /* internal */ 149 GAUDI_QUEUE_ID_NIC_1_1 = 78, /* internal */ 150 GAUDI_QUEUE_ID_NIC_1_2 = 79, /* internal */ 151 GAUDI_QUEUE_ID_NIC_1_3 = 80, /* internal */ 152 GAUDI_QUEUE_ID_NIC_2_0 = 81, /* internal */ 153 GAUDI_QUEUE_ID_NIC_2_1 = 82, /* internal */ 154 GAUDI_QUEUE_ID_NIC_2_2 = 83, /* internal */ 155 GAUDI_QUEUE_ID_NIC_2_3 = 84, /* internal */ 156 GAUDI_QUEUE_ID_NIC_3_0 = 85, /* internal */ 157 GAUDI_QUEUE_ID_NIC_3_1 = 86, /* internal */ 158 GAUDI_QUEUE_ID_NIC_3_2 = 87, /* internal */ 159 GAUDI_QUEUE_ID_NIC_3_3 = 88, /* internal */ 160 GAUDI_QUEUE_ID_NIC_4_0 = 89, /* internal */ 161 GAUDI_QUEUE_ID_NIC_4_1 = 90, /* internal */ 162 GAUDI_QUEUE_ID_NIC_4_2 = 91, /* internal */ 163 GAUDI_QUEUE_ID_NIC_4_3 = 92, /* internal */ 164 GAUDI_QUEUE_ID_NIC_5_0 = 93, /* internal */ 165 GAUDI_QUEUE_ID_NIC_5_1 = 94, /* internal */ 166 GAUDI_QUEUE_ID_NIC_5_2 = 95, /* internal */ 167 GAUDI_QUEUE_ID_NIC_5_3 = 96, /* internal */ 168 GAUDI_QUEUE_ID_NIC_6_0 = 97, /* internal */ 169 GAUDI_QUEUE_ID_NIC_6_1 = 98, /* internal */ 170 GAUDI_QUEUE_ID_NIC_6_2 = 99, /* internal */ 171 GAUDI_QUEUE_ID_NIC_6_3 = 100, /* internal */ 172 GAUDI_QUEUE_ID_NIC_7_0 = 101, /* internal */ 173 GAUDI_QUEUE_ID_NIC_7_1 = 102, /* internal */ 174 GAUDI_QUEUE_ID_NIC_7_2 = 103, /* internal */ 175 GAUDI_QUEUE_ID_NIC_7_3 = 104, /* internal */ 176 GAUDI_QUEUE_ID_NIC_8_0 = 105, /* internal */ 177 GAUDI_QUEUE_ID_NIC_8_1 = 106, /* internal */ 178 GAUDI_QUEUE_ID_NIC_8_2 = 107, /* internal */ 179 GAUDI_QUEUE_ID_NIC_8_3 = 108, /* internal */ 180 GAUDI_QUEUE_ID_NIC_9_0 = 109, /* internal */ 181 GAUDI_QUEUE_ID_NIC_9_1 = 110, /* internal */ 182 GAUDI_QUEUE_ID_NIC_9_2 = 111, /* internal */ 183 GAUDI_QUEUE_ID_NIC_9_3 = 112, /* internal */ 184 GAUDI_QUEUE_ID_SIZE 185}; 186 187/* 188 * In GAUDI2 we have two modes of operation in regard to queues: 189 * 1. Legacy mode, where each QMAN exposes 4 streams to the user 190 * 2. F/W mode, where we use F/W to schedule the JOBS to the different queues. 191 * 192 * When in legacy mode, the user sends the queue id per JOB according to 193 * enum gaudi2_queue_id below. 194 * 195 * When in F/W mode, the user sends a stream id per Command Submission. The 196 * stream id is a running number from 0 up to (N-1), where N is the number 197 * of streams the F/W exposes and is passed to the user in 198 * struct hl_info_hw_ip_info 199 */ 200 201enum gaudi2_queue_id { 202 GAUDI2_QUEUE_ID_PDMA_0_0 = 0, 203 GAUDI2_QUEUE_ID_PDMA_0_1 = 1, 204 GAUDI2_QUEUE_ID_PDMA_0_2 = 2, 205 GAUDI2_QUEUE_ID_PDMA_0_3 = 3, 206 GAUDI2_QUEUE_ID_PDMA_1_0 = 4, 207 GAUDI2_QUEUE_ID_PDMA_1_1 = 5, 208 GAUDI2_QUEUE_ID_PDMA_1_2 = 6, 209 GAUDI2_QUEUE_ID_PDMA_1_3 = 7, 210 GAUDI2_QUEUE_ID_DCORE0_EDMA_0_0 = 8, 211 GAUDI2_QUEUE_ID_DCORE0_EDMA_0_1 = 9, 212 GAUDI2_QUEUE_ID_DCORE0_EDMA_0_2 = 10, 213 GAUDI2_QUEUE_ID_DCORE0_EDMA_0_3 = 11, 214 GAUDI2_QUEUE_ID_DCORE0_EDMA_1_0 = 12, 215 GAUDI2_QUEUE_ID_DCORE0_EDMA_1_1 = 13, 216 GAUDI2_QUEUE_ID_DCORE0_EDMA_1_2 = 14, 217 GAUDI2_QUEUE_ID_DCORE0_EDMA_1_3 = 15, 218 GAUDI2_QUEUE_ID_DCORE0_MME_0_0 = 16, 219 GAUDI2_QUEUE_ID_DCORE0_MME_0_1 = 17, 220 GAUDI2_QUEUE_ID_DCORE0_MME_0_2 = 18, 221 GAUDI2_QUEUE_ID_DCORE0_MME_0_3 = 19, 222 GAUDI2_QUEUE_ID_DCORE0_TPC_0_0 = 20, 223 GAUDI2_QUEUE_ID_DCORE0_TPC_0_1 = 21, 224 GAUDI2_QUEUE_ID_DCORE0_TPC_0_2 = 22, 225 GAUDI2_QUEUE_ID_DCORE0_TPC_0_3 = 23, 226 GAUDI2_QUEUE_ID_DCORE0_TPC_1_0 = 24, 227 GAUDI2_QUEUE_ID_DCORE0_TPC_1_1 = 25, 228 GAUDI2_QUEUE_ID_DCORE0_TPC_1_2 = 26, 229 GAUDI2_QUEUE_ID_DCORE0_TPC_1_3 = 27, 230 GAUDI2_QUEUE_ID_DCORE0_TPC_2_0 = 28, 231 GAUDI2_QUEUE_ID_DCORE0_TPC_2_1 = 29, 232 GAUDI2_QUEUE_ID_DCORE0_TPC_2_2 = 30, 233 GAUDI2_QUEUE_ID_DCORE0_TPC_2_3 = 31, 234 GAUDI2_QUEUE_ID_DCORE0_TPC_3_0 = 32, 235 GAUDI2_QUEUE_ID_DCORE0_TPC_3_1 = 33, 236 GAUDI2_QUEUE_ID_DCORE0_TPC_3_2 = 34, 237 GAUDI2_QUEUE_ID_DCORE0_TPC_3_3 = 35, 238 GAUDI2_QUEUE_ID_DCORE0_TPC_4_0 = 36, 239 GAUDI2_QUEUE_ID_DCORE0_TPC_4_1 = 37, 240 GAUDI2_QUEUE_ID_DCORE0_TPC_4_2 = 38, 241 GAUDI2_QUEUE_ID_DCORE0_TPC_4_3 = 39, 242 GAUDI2_QUEUE_ID_DCORE0_TPC_5_0 = 40, 243 GAUDI2_QUEUE_ID_DCORE0_TPC_5_1 = 41, 244 GAUDI2_QUEUE_ID_DCORE0_TPC_5_2 = 42, 245 GAUDI2_QUEUE_ID_DCORE0_TPC_5_3 = 43, 246 GAUDI2_QUEUE_ID_DCORE0_TPC_6_0 = 44, 247 GAUDI2_QUEUE_ID_DCORE0_TPC_6_1 = 45, 248 GAUDI2_QUEUE_ID_DCORE0_TPC_6_2 = 46, 249 GAUDI2_QUEUE_ID_DCORE0_TPC_6_3 = 47, 250 GAUDI2_QUEUE_ID_DCORE1_EDMA_0_0 = 48, 251 GAUDI2_QUEUE_ID_DCORE1_EDMA_0_1 = 49, 252 GAUDI2_QUEUE_ID_DCORE1_EDMA_0_2 = 50, 253 GAUDI2_QUEUE_ID_DCORE1_EDMA_0_3 = 51, 254 GAUDI2_QUEUE_ID_DCORE1_EDMA_1_0 = 52, 255 GAUDI2_QUEUE_ID_DCORE1_EDMA_1_1 = 53, 256 GAUDI2_QUEUE_ID_DCORE1_EDMA_1_2 = 54, 257 GAUDI2_QUEUE_ID_DCORE1_EDMA_1_3 = 55, 258 GAUDI2_QUEUE_ID_DCORE1_MME_0_0 = 56, 259 GAUDI2_QUEUE_ID_DCORE1_MME_0_1 = 57, 260 GAUDI2_QUEUE_ID_DCORE1_MME_0_2 = 58, 261 GAUDI2_QUEUE_ID_DCORE1_MME_0_3 = 59, 262 GAUDI2_QUEUE_ID_DCORE1_TPC_0_0 = 60, 263 GAUDI2_QUEUE_ID_DCORE1_TPC_0_1 = 61, 264 GAUDI2_QUEUE_ID_DCORE1_TPC_0_2 = 62, 265 GAUDI2_QUEUE_ID_DCORE1_TPC_0_3 = 63, 266 GAUDI2_QUEUE_ID_DCORE1_TPC_1_0 = 64, 267 GAUDI2_QUEUE_ID_DCORE1_TPC_1_1 = 65, 268 GAUDI2_QUEUE_ID_DCORE1_TPC_1_2 = 66, 269 GAUDI2_QUEUE_ID_DCORE1_TPC_1_3 = 67, 270 GAUDI2_QUEUE_ID_DCORE1_TPC_2_0 = 68, 271 GAUDI2_QUEUE_ID_DCORE1_TPC_2_1 = 69, 272 GAUDI2_QUEUE_ID_DCORE1_TPC_2_2 = 70, 273 GAUDI2_QUEUE_ID_DCORE1_TPC_2_3 = 71, 274 GAUDI2_QUEUE_ID_DCORE1_TPC_3_0 = 72, 275 GAUDI2_QUEUE_ID_DCORE1_TPC_3_1 = 73, 276 GAUDI2_QUEUE_ID_DCORE1_TPC_3_2 = 74, 277 GAUDI2_QUEUE_ID_DCORE1_TPC_3_3 = 75, 278 GAUDI2_QUEUE_ID_DCORE1_TPC_4_0 = 76, 279 GAUDI2_QUEUE_ID_DCORE1_TPC_4_1 = 77, 280 GAUDI2_QUEUE_ID_DCORE1_TPC_4_2 = 78, 281 GAUDI2_QUEUE_ID_DCORE1_TPC_4_3 = 79, 282 GAUDI2_QUEUE_ID_DCORE1_TPC_5_0 = 80, 283 GAUDI2_QUEUE_ID_DCORE1_TPC_5_1 = 81, 284 GAUDI2_QUEUE_ID_DCORE1_TPC_5_2 = 82, 285 GAUDI2_QUEUE_ID_DCORE1_TPC_5_3 = 83, 286 GAUDI2_QUEUE_ID_DCORE2_EDMA_0_0 = 84, 287 GAUDI2_QUEUE_ID_DCORE2_EDMA_0_1 = 85, 288 GAUDI2_QUEUE_ID_DCORE2_EDMA_0_2 = 86, 289 GAUDI2_QUEUE_ID_DCORE2_EDMA_0_3 = 87, 290 GAUDI2_QUEUE_ID_DCORE2_EDMA_1_0 = 88, 291 GAUDI2_QUEUE_ID_DCORE2_EDMA_1_1 = 89, 292 GAUDI2_QUEUE_ID_DCORE2_EDMA_1_2 = 90, 293 GAUDI2_QUEUE_ID_DCORE2_EDMA_1_3 = 91, 294 GAUDI2_QUEUE_ID_DCORE2_MME_0_0 = 92, 295 GAUDI2_QUEUE_ID_DCORE2_MME_0_1 = 93, 296 GAUDI2_QUEUE_ID_DCORE2_MME_0_2 = 94, 297 GAUDI2_QUEUE_ID_DCORE2_MME_0_3 = 95, 298 GAUDI2_QUEUE_ID_DCORE2_TPC_0_0 = 96, 299 GAUDI2_QUEUE_ID_DCORE2_TPC_0_1 = 97, 300 GAUDI2_QUEUE_ID_DCORE2_TPC_0_2 = 98, 301 GAUDI2_QUEUE_ID_DCORE2_TPC_0_3 = 99, 302 GAUDI2_QUEUE_ID_DCORE2_TPC_1_0 = 100, 303 GAUDI2_QUEUE_ID_DCORE2_TPC_1_1 = 101, 304 GAUDI2_QUEUE_ID_DCORE2_TPC_1_2 = 102, 305 GAUDI2_QUEUE_ID_DCORE2_TPC_1_3 = 103, 306 GAUDI2_QUEUE_ID_DCORE2_TPC_2_0 = 104, 307 GAUDI2_QUEUE_ID_DCORE2_TPC_2_1 = 105, 308 GAUDI2_QUEUE_ID_DCORE2_TPC_2_2 = 106, 309 GAUDI2_QUEUE_ID_DCORE2_TPC_2_3 = 107, 310 GAUDI2_QUEUE_ID_DCORE2_TPC_3_0 = 108, 311 GAUDI2_QUEUE_ID_DCORE2_TPC_3_1 = 109, 312 GAUDI2_QUEUE_ID_DCORE2_TPC_3_2 = 110, 313 GAUDI2_QUEUE_ID_DCORE2_TPC_3_3 = 111, 314 GAUDI2_QUEUE_ID_DCORE2_TPC_4_0 = 112, 315 GAUDI2_QUEUE_ID_DCORE2_TPC_4_1 = 113, 316 GAUDI2_QUEUE_ID_DCORE2_TPC_4_2 = 114, 317 GAUDI2_QUEUE_ID_DCORE2_TPC_4_3 = 115, 318 GAUDI2_QUEUE_ID_DCORE2_TPC_5_0 = 116, 319 GAUDI2_QUEUE_ID_DCORE2_TPC_5_1 = 117, 320 GAUDI2_QUEUE_ID_DCORE2_TPC_5_2 = 118, 321 GAUDI2_QUEUE_ID_DCORE2_TPC_5_3 = 119, 322 GAUDI2_QUEUE_ID_DCORE3_EDMA_0_0 = 120, 323 GAUDI2_QUEUE_ID_DCORE3_EDMA_0_1 = 121, 324 GAUDI2_QUEUE_ID_DCORE3_EDMA_0_2 = 122, 325 GAUDI2_QUEUE_ID_DCORE3_EDMA_0_3 = 123, 326 GAUDI2_QUEUE_ID_DCORE3_EDMA_1_0 = 124, 327 GAUDI2_QUEUE_ID_DCORE3_EDMA_1_1 = 125, 328 GAUDI2_QUEUE_ID_DCORE3_EDMA_1_2 = 126, 329 GAUDI2_QUEUE_ID_DCORE3_EDMA_1_3 = 127, 330 GAUDI2_QUEUE_ID_DCORE3_MME_0_0 = 128, 331 GAUDI2_QUEUE_ID_DCORE3_MME_0_1 = 129, 332 GAUDI2_QUEUE_ID_DCORE3_MME_0_2 = 130, 333 GAUDI2_QUEUE_ID_DCORE3_MME_0_3 = 131, 334 GAUDI2_QUEUE_ID_DCORE3_TPC_0_0 = 132, 335 GAUDI2_QUEUE_ID_DCORE3_TPC_0_1 = 133, 336 GAUDI2_QUEUE_ID_DCORE3_TPC_0_2 = 134, 337 GAUDI2_QUEUE_ID_DCORE3_TPC_0_3 = 135, 338 GAUDI2_QUEUE_ID_DCORE3_TPC_1_0 = 136, 339 GAUDI2_QUEUE_ID_DCORE3_TPC_1_1 = 137, 340 GAUDI2_QUEUE_ID_DCORE3_TPC_1_2 = 138, 341 GAUDI2_QUEUE_ID_DCORE3_TPC_1_3 = 139, 342 GAUDI2_QUEUE_ID_DCORE3_TPC_2_0 = 140, 343 GAUDI2_QUEUE_ID_DCORE3_TPC_2_1 = 141, 344 GAUDI2_QUEUE_ID_DCORE3_TPC_2_2 = 142, 345 GAUDI2_QUEUE_ID_DCORE3_TPC_2_3 = 143, 346 GAUDI2_QUEUE_ID_DCORE3_TPC_3_0 = 144, 347 GAUDI2_QUEUE_ID_DCORE3_TPC_3_1 = 145, 348 GAUDI2_QUEUE_ID_DCORE3_TPC_3_2 = 146, 349 GAUDI2_QUEUE_ID_DCORE3_TPC_3_3 = 147, 350 GAUDI2_QUEUE_ID_DCORE3_TPC_4_0 = 148, 351 GAUDI2_QUEUE_ID_DCORE3_TPC_4_1 = 149, 352 GAUDI2_QUEUE_ID_DCORE3_TPC_4_2 = 150, 353 GAUDI2_QUEUE_ID_DCORE3_TPC_4_3 = 151, 354 GAUDI2_QUEUE_ID_DCORE3_TPC_5_0 = 152, 355 GAUDI2_QUEUE_ID_DCORE3_TPC_5_1 = 153, 356 GAUDI2_QUEUE_ID_DCORE3_TPC_5_2 = 154, 357 GAUDI2_QUEUE_ID_DCORE3_TPC_5_3 = 155, 358 GAUDI2_QUEUE_ID_NIC_0_0 = 156, 359 GAUDI2_QUEUE_ID_NIC_0_1 = 157, 360 GAUDI2_QUEUE_ID_NIC_0_2 = 158, 361 GAUDI2_QUEUE_ID_NIC_0_3 = 159, 362 GAUDI2_QUEUE_ID_NIC_1_0 = 160, 363 GAUDI2_QUEUE_ID_NIC_1_1 = 161, 364 GAUDI2_QUEUE_ID_NIC_1_2 = 162, 365 GAUDI2_QUEUE_ID_NIC_1_3 = 163, 366 GAUDI2_QUEUE_ID_NIC_2_0 = 164, 367 GAUDI2_QUEUE_ID_NIC_2_1 = 165, 368 GAUDI2_QUEUE_ID_NIC_2_2 = 166, 369 GAUDI2_QUEUE_ID_NIC_2_3 = 167, 370 GAUDI2_QUEUE_ID_NIC_3_0 = 168, 371 GAUDI2_QUEUE_ID_NIC_3_1 = 169, 372 GAUDI2_QUEUE_ID_NIC_3_2 = 170, 373 GAUDI2_QUEUE_ID_NIC_3_3 = 171, 374 GAUDI2_QUEUE_ID_NIC_4_0 = 172, 375 GAUDI2_QUEUE_ID_NIC_4_1 = 173, 376 GAUDI2_QUEUE_ID_NIC_4_2 = 174, 377 GAUDI2_QUEUE_ID_NIC_4_3 = 175, 378 GAUDI2_QUEUE_ID_NIC_5_0 = 176, 379 GAUDI2_QUEUE_ID_NIC_5_1 = 177, 380 GAUDI2_QUEUE_ID_NIC_5_2 = 178, 381 GAUDI2_QUEUE_ID_NIC_5_3 = 179, 382 GAUDI2_QUEUE_ID_NIC_6_0 = 180, 383 GAUDI2_QUEUE_ID_NIC_6_1 = 181, 384 GAUDI2_QUEUE_ID_NIC_6_2 = 182, 385 GAUDI2_QUEUE_ID_NIC_6_3 = 183, 386 GAUDI2_QUEUE_ID_NIC_7_0 = 184, 387 GAUDI2_QUEUE_ID_NIC_7_1 = 185, 388 GAUDI2_QUEUE_ID_NIC_7_2 = 186, 389 GAUDI2_QUEUE_ID_NIC_7_3 = 187, 390 GAUDI2_QUEUE_ID_NIC_8_0 = 188, 391 GAUDI2_QUEUE_ID_NIC_8_1 = 189, 392 GAUDI2_QUEUE_ID_NIC_8_2 = 190, 393 GAUDI2_QUEUE_ID_NIC_8_3 = 191, 394 GAUDI2_QUEUE_ID_NIC_9_0 = 192, 395 GAUDI2_QUEUE_ID_NIC_9_1 = 193, 396 GAUDI2_QUEUE_ID_NIC_9_2 = 194, 397 GAUDI2_QUEUE_ID_NIC_9_3 = 195, 398 GAUDI2_QUEUE_ID_NIC_10_0 = 196, 399 GAUDI2_QUEUE_ID_NIC_10_1 = 197, 400 GAUDI2_QUEUE_ID_NIC_10_2 = 198, 401 GAUDI2_QUEUE_ID_NIC_10_3 = 199, 402 GAUDI2_QUEUE_ID_NIC_11_0 = 200, 403 GAUDI2_QUEUE_ID_NIC_11_1 = 201, 404 GAUDI2_QUEUE_ID_NIC_11_2 = 202, 405 GAUDI2_QUEUE_ID_NIC_11_3 = 203, 406 GAUDI2_QUEUE_ID_NIC_12_0 = 204, 407 GAUDI2_QUEUE_ID_NIC_12_1 = 205, 408 GAUDI2_QUEUE_ID_NIC_12_2 = 206, 409 GAUDI2_QUEUE_ID_NIC_12_3 = 207, 410 GAUDI2_QUEUE_ID_NIC_13_0 = 208, 411 GAUDI2_QUEUE_ID_NIC_13_1 = 209, 412 GAUDI2_QUEUE_ID_NIC_13_2 = 210, 413 GAUDI2_QUEUE_ID_NIC_13_3 = 211, 414 GAUDI2_QUEUE_ID_NIC_14_0 = 212, 415 GAUDI2_QUEUE_ID_NIC_14_1 = 213, 416 GAUDI2_QUEUE_ID_NIC_14_2 = 214, 417 GAUDI2_QUEUE_ID_NIC_14_3 = 215, 418 GAUDI2_QUEUE_ID_NIC_15_0 = 216, 419 GAUDI2_QUEUE_ID_NIC_15_1 = 217, 420 GAUDI2_QUEUE_ID_NIC_15_2 = 218, 421 GAUDI2_QUEUE_ID_NIC_15_3 = 219, 422 GAUDI2_QUEUE_ID_NIC_16_0 = 220, 423 GAUDI2_QUEUE_ID_NIC_16_1 = 221, 424 GAUDI2_QUEUE_ID_NIC_16_2 = 222, 425 GAUDI2_QUEUE_ID_NIC_16_3 = 223, 426 GAUDI2_QUEUE_ID_NIC_17_0 = 224, 427 GAUDI2_QUEUE_ID_NIC_17_1 = 225, 428 GAUDI2_QUEUE_ID_NIC_17_2 = 226, 429 GAUDI2_QUEUE_ID_NIC_17_3 = 227, 430 GAUDI2_QUEUE_ID_NIC_18_0 = 228, 431 GAUDI2_QUEUE_ID_NIC_18_1 = 229, 432 GAUDI2_QUEUE_ID_NIC_18_2 = 230, 433 GAUDI2_QUEUE_ID_NIC_18_3 = 231, 434 GAUDI2_QUEUE_ID_NIC_19_0 = 232, 435 GAUDI2_QUEUE_ID_NIC_19_1 = 233, 436 GAUDI2_QUEUE_ID_NIC_19_2 = 234, 437 GAUDI2_QUEUE_ID_NIC_19_3 = 235, 438 GAUDI2_QUEUE_ID_NIC_20_0 = 236, 439 GAUDI2_QUEUE_ID_NIC_20_1 = 237, 440 GAUDI2_QUEUE_ID_NIC_20_2 = 238, 441 GAUDI2_QUEUE_ID_NIC_20_3 = 239, 442 GAUDI2_QUEUE_ID_NIC_21_0 = 240, 443 GAUDI2_QUEUE_ID_NIC_21_1 = 241, 444 GAUDI2_QUEUE_ID_NIC_21_2 = 242, 445 GAUDI2_QUEUE_ID_NIC_21_3 = 243, 446 GAUDI2_QUEUE_ID_NIC_22_0 = 244, 447 GAUDI2_QUEUE_ID_NIC_22_1 = 245, 448 GAUDI2_QUEUE_ID_NIC_22_2 = 246, 449 GAUDI2_QUEUE_ID_NIC_22_3 = 247, 450 GAUDI2_QUEUE_ID_NIC_23_0 = 248, 451 GAUDI2_QUEUE_ID_NIC_23_1 = 249, 452 GAUDI2_QUEUE_ID_NIC_23_2 = 250, 453 GAUDI2_QUEUE_ID_NIC_23_3 = 251, 454 GAUDI2_QUEUE_ID_ROT_0_0 = 252, 455 GAUDI2_QUEUE_ID_ROT_0_1 = 253, 456 GAUDI2_QUEUE_ID_ROT_0_2 = 254, 457 GAUDI2_QUEUE_ID_ROT_0_3 = 255, 458 GAUDI2_QUEUE_ID_ROT_1_0 = 256, 459 GAUDI2_QUEUE_ID_ROT_1_1 = 257, 460 GAUDI2_QUEUE_ID_ROT_1_2 = 258, 461 GAUDI2_QUEUE_ID_ROT_1_3 = 259, 462 GAUDI2_QUEUE_ID_CPU_PQ = 260, 463 GAUDI2_QUEUE_ID_SIZE 464}; 465 466/* 467 * Engine Numbering 468 * 469 * Used in the "busy_engines_mask" field in `struct hl_info_hw_idle' 470 */ 471 472enum goya_engine_id { 473 GOYA_ENGINE_ID_DMA_0 = 0, 474 GOYA_ENGINE_ID_DMA_1, 475 GOYA_ENGINE_ID_DMA_2, 476 GOYA_ENGINE_ID_DMA_3, 477 GOYA_ENGINE_ID_DMA_4, 478 GOYA_ENGINE_ID_MME_0, 479 GOYA_ENGINE_ID_TPC_0, 480 GOYA_ENGINE_ID_TPC_1, 481 GOYA_ENGINE_ID_TPC_2, 482 GOYA_ENGINE_ID_TPC_3, 483 GOYA_ENGINE_ID_TPC_4, 484 GOYA_ENGINE_ID_TPC_5, 485 GOYA_ENGINE_ID_TPC_6, 486 GOYA_ENGINE_ID_TPC_7, 487 GOYA_ENGINE_ID_SIZE 488}; 489 490enum gaudi_engine_id { 491 GAUDI_ENGINE_ID_DMA_0 = 0, 492 GAUDI_ENGINE_ID_DMA_1, 493 GAUDI_ENGINE_ID_DMA_2, 494 GAUDI_ENGINE_ID_DMA_3, 495 GAUDI_ENGINE_ID_DMA_4, 496 GAUDI_ENGINE_ID_DMA_5, 497 GAUDI_ENGINE_ID_DMA_6, 498 GAUDI_ENGINE_ID_DMA_7, 499 GAUDI_ENGINE_ID_MME_0, 500 GAUDI_ENGINE_ID_MME_1, 501 GAUDI_ENGINE_ID_MME_2, 502 GAUDI_ENGINE_ID_MME_3, 503 GAUDI_ENGINE_ID_TPC_0, 504 GAUDI_ENGINE_ID_TPC_1, 505 GAUDI_ENGINE_ID_TPC_2, 506 GAUDI_ENGINE_ID_TPC_3, 507 GAUDI_ENGINE_ID_TPC_4, 508 GAUDI_ENGINE_ID_TPC_5, 509 GAUDI_ENGINE_ID_TPC_6, 510 GAUDI_ENGINE_ID_TPC_7, 511 GAUDI_ENGINE_ID_NIC_0, 512 GAUDI_ENGINE_ID_NIC_1, 513 GAUDI_ENGINE_ID_NIC_2, 514 GAUDI_ENGINE_ID_NIC_3, 515 GAUDI_ENGINE_ID_NIC_4, 516 GAUDI_ENGINE_ID_NIC_5, 517 GAUDI_ENGINE_ID_NIC_6, 518 GAUDI_ENGINE_ID_NIC_7, 519 GAUDI_ENGINE_ID_NIC_8, 520 GAUDI_ENGINE_ID_NIC_9, 521 GAUDI_ENGINE_ID_SIZE 522}; 523 524enum gaudi2_engine_id { 525 GAUDI2_DCORE0_ENGINE_ID_EDMA_0 = 0, 526 GAUDI2_DCORE0_ENGINE_ID_EDMA_1, 527 GAUDI2_DCORE0_ENGINE_ID_MME, 528 GAUDI2_DCORE0_ENGINE_ID_TPC_0, 529 GAUDI2_DCORE0_ENGINE_ID_TPC_1, 530 GAUDI2_DCORE0_ENGINE_ID_TPC_2, 531 GAUDI2_DCORE0_ENGINE_ID_TPC_3, 532 GAUDI2_DCORE0_ENGINE_ID_TPC_4, 533 GAUDI2_DCORE0_ENGINE_ID_TPC_5, 534 GAUDI2_DCORE0_ENGINE_ID_DEC_0, 535 GAUDI2_DCORE0_ENGINE_ID_DEC_1, 536 GAUDI2_DCORE1_ENGINE_ID_EDMA_0, 537 GAUDI2_DCORE1_ENGINE_ID_EDMA_1, 538 GAUDI2_DCORE1_ENGINE_ID_MME, 539 GAUDI2_DCORE1_ENGINE_ID_TPC_0, 540 GAUDI2_DCORE1_ENGINE_ID_TPC_1, 541 GAUDI2_DCORE1_ENGINE_ID_TPC_2, 542 GAUDI2_DCORE1_ENGINE_ID_TPC_3, 543 GAUDI2_DCORE1_ENGINE_ID_TPC_4, 544 GAUDI2_DCORE1_ENGINE_ID_TPC_5, 545 GAUDI2_DCORE1_ENGINE_ID_DEC_0, 546 GAUDI2_DCORE1_ENGINE_ID_DEC_1, 547 GAUDI2_DCORE2_ENGINE_ID_EDMA_0, 548 GAUDI2_DCORE2_ENGINE_ID_EDMA_1, 549 GAUDI2_DCORE2_ENGINE_ID_MME, 550 GAUDI2_DCORE2_ENGINE_ID_TPC_0, 551 GAUDI2_DCORE2_ENGINE_ID_TPC_1, 552 GAUDI2_DCORE2_ENGINE_ID_TPC_2, 553 GAUDI2_DCORE2_ENGINE_ID_TPC_3, 554 GAUDI2_DCORE2_ENGINE_ID_TPC_4, 555 GAUDI2_DCORE2_ENGINE_ID_TPC_5, 556 GAUDI2_DCORE2_ENGINE_ID_DEC_0, 557 GAUDI2_DCORE2_ENGINE_ID_DEC_1, 558 GAUDI2_DCORE3_ENGINE_ID_EDMA_0, 559 GAUDI2_DCORE3_ENGINE_ID_EDMA_1, 560 GAUDI2_DCORE3_ENGINE_ID_MME, 561 GAUDI2_DCORE3_ENGINE_ID_TPC_0, 562 GAUDI2_DCORE3_ENGINE_ID_TPC_1, 563 GAUDI2_DCORE3_ENGINE_ID_TPC_2, 564 GAUDI2_DCORE3_ENGINE_ID_TPC_3, 565 GAUDI2_DCORE3_ENGINE_ID_TPC_4, 566 GAUDI2_DCORE3_ENGINE_ID_TPC_5, 567 GAUDI2_DCORE3_ENGINE_ID_DEC_0, 568 GAUDI2_DCORE3_ENGINE_ID_DEC_1, 569 GAUDI2_DCORE0_ENGINE_ID_TPC_6, 570 GAUDI2_ENGINE_ID_PDMA_0, 571 GAUDI2_ENGINE_ID_PDMA_1, 572 GAUDI2_ENGINE_ID_ROT_0, 573 GAUDI2_ENGINE_ID_ROT_1, 574 GAUDI2_PCIE_ENGINE_ID_DEC_0, 575 GAUDI2_PCIE_ENGINE_ID_DEC_1, 576 GAUDI2_ENGINE_ID_NIC0_0, 577 GAUDI2_ENGINE_ID_NIC0_1, 578 GAUDI2_ENGINE_ID_NIC1_0, 579 GAUDI2_ENGINE_ID_NIC1_1, 580 GAUDI2_ENGINE_ID_NIC2_0, 581 GAUDI2_ENGINE_ID_NIC2_1, 582 GAUDI2_ENGINE_ID_NIC3_0, 583 GAUDI2_ENGINE_ID_NIC3_1, 584 GAUDI2_ENGINE_ID_NIC4_0, 585 GAUDI2_ENGINE_ID_NIC4_1, 586 GAUDI2_ENGINE_ID_NIC5_0, 587 GAUDI2_ENGINE_ID_NIC5_1, 588 GAUDI2_ENGINE_ID_NIC6_0, 589 GAUDI2_ENGINE_ID_NIC6_1, 590 GAUDI2_ENGINE_ID_NIC7_0, 591 GAUDI2_ENGINE_ID_NIC7_1, 592 GAUDI2_ENGINE_ID_NIC8_0, 593 GAUDI2_ENGINE_ID_NIC8_1, 594 GAUDI2_ENGINE_ID_NIC9_0, 595 GAUDI2_ENGINE_ID_NIC9_1, 596 GAUDI2_ENGINE_ID_NIC10_0, 597 GAUDI2_ENGINE_ID_NIC10_1, 598 GAUDI2_ENGINE_ID_NIC11_0, 599 GAUDI2_ENGINE_ID_NIC11_1, 600 GAUDI2_ENGINE_ID_SIZE 601}; 602 603/* 604 * ASIC specific PLL index 605 * 606 * Used to retrieve in frequency info of different IPs via 607 * HL_INFO_PLL_FREQUENCY under HL_IOCTL_INFO IOCTL. The enums need to be 608 * used as an index in struct hl_pll_frequency_info 609 */ 610 611enum hl_goya_pll_index { 612 HL_GOYA_CPU_PLL = 0, 613 HL_GOYA_IC_PLL, 614 HL_GOYA_MC_PLL, 615 HL_GOYA_MME_PLL, 616 HL_GOYA_PCI_PLL, 617 HL_GOYA_EMMC_PLL, 618 HL_GOYA_TPC_PLL, 619 HL_GOYA_PLL_MAX 620}; 621 622enum hl_gaudi_pll_index { 623 HL_GAUDI_CPU_PLL = 0, 624 HL_GAUDI_PCI_PLL, 625 HL_GAUDI_SRAM_PLL, 626 HL_GAUDI_HBM_PLL, 627 HL_GAUDI_NIC_PLL, 628 HL_GAUDI_DMA_PLL, 629 HL_GAUDI_MESH_PLL, 630 HL_GAUDI_MME_PLL, 631 HL_GAUDI_TPC_PLL, 632 HL_GAUDI_IF_PLL, 633 HL_GAUDI_PLL_MAX 634}; 635 636enum hl_gaudi2_pll_index { 637 HL_GAUDI2_CPU_PLL = 0, 638 HL_GAUDI2_PCI_PLL, 639 HL_GAUDI2_SRAM_PLL, 640 HL_GAUDI2_HBM_PLL, 641 HL_GAUDI2_NIC_PLL, 642 HL_GAUDI2_DMA_PLL, 643 HL_GAUDI2_MESH_PLL, 644 HL_GAUDI2_MME_PLL, 645 HL_GAUDI2_TPC_PLL, 646 HL_GAUDI2_IF_PLL, 647 HL_GAUDI2_VID_PLL, 648 HL_GAUDI2_MSS_PLL, 649 HL_GAUDI2_PLL_MAX 650}; 651 652/** 653 * enum hl_goya_dma_direction - Direction of DMA operation inside a LIN_DMA packet that is 654 * submitted to the GOYA's DMA QMAN. This attribute is not relevant 655 * to the H/W but the kernel driver use it to parse the packet's 656 * addresses and patch/validate them. 657 * @HL_DMA_HOST_TO_DRAM: DMA operation from Host memory to GOYA's DDR. 658 * @HL_DMA_HOST_TO_SRAM: DMA operation from Host memory to GOYA's SRAM. 659 * @HL_DMA_DRAM_TO_SRAM: DMA operation from GOYA's DDR to GOYA's SRAM. 660 * @HL_DMA_SRAM_TO_DRAM: DMA operation from GOYA's SRAM to GOYA's DDR. 661 * @HL_DMA_SRAM_TO_HOST: DMA operation from GOYA's SRAM to Host memory. 662 * @HL_DMA_DRAM_TO_HOST: DMA operation from GOYA's DDR to Host memory. 663 * @HL_DMA_DRAM_TO_DRAM: DMA operation from GOYA's DDR to GOYA's DDR. 664 * @HL_DMA_SRAM_TO_SRAM: DMA operation from GOYA's SRAM to GOYA's SRAM. 665 * @HL_DMA_ENUM_MAX: number of values in enum 666 */ 667enum hl_goya_dma_direction { 668 HL_DMA_HOST_TO_DRAM, 669 HL_DMA_HOST_TO_SRAM, 670 HL_DMA_DRAM_TO_SRAM, 671 HL_DMA_SRAM_TO_DRAM, 672 HL_DMA_SRAM_TO_HOST, 673 HL_DMA_DRAM_TO_HOST, 674 HL_DMA_DRAM_TO_DRAM, 675 HL_DMA_SRAM_TO_SRAM, 676 HL_DMA_ENUM_MAX 677}; 678 679/** 680 * enum hl_device_status - Device status information. 681 * @HL_DEVICE_STATUS_OPERATIONAL: Device is operational. 682 * @HL_DEVICE_STATUS_IN_RESET: Device is currently during reset. 683 * @HL_DEVICE_STATUS_MALFUNCTION: Device is unusable. 684 * @HL_DEVICE_STATUS_NEEDS_RESET: Device needs reset because auto reset was disabled. 685 * @HL_DEVICE_STATUS_IN_DEVICE_CREATION: Device is operational but its creation is still in 686 * progress. 687 * @HL_DEVICE_STATUS_IN_RESET_AFTER_DEVICE_RELEASE: Device is currently during reset that was 688 * triggered because the user released the device 689 * @HL_DEVICE_STATUS_LAST: Last status. 690 */ 691enum hl_device_status { 692 HL_DEVICE_STATUS_OPERATIONAL, 693 HL_DEVICE_STATUS_IN_RESET, 694 HL_DEVICE_STATUS_MALFUNCTION, 695 HL_DEVICE_STATUS_NEEDS_RESET, 696 HL_DEVICE_STATUS_IN_DEVICE_CREATION, 697 HL_DEVICE_STATUS_IN_RESET_AFTER_DEVICE_RELEASE, 698 HL_DEVICE_STATUS_LAST = HL_DEVICE_STATUS_IN_RESET_AFTER_DEVICE_RELEASE 699}; 700 701enum hl_server_type { 702 HL_SERVER_TYPE_UNKNOWN = 0, 703 HL_SERVER_GAUDI_HLS1 = 1, 704 HL_SERVER_GAUDI_HLS1H = 2, 705 HL_SERVER_GAUDI_TYPE1 = 3, 706 HL_SERVER_GAUDI_TYPE2 = 4, 707 HL_SERVER_GAUDI2_HLS2 = 5 708}; 709 710/* Opcode for management ioctl 711 * 712 * HW_IP_INFO - Receive information about different IP blocks in the 713 * device. 714 * HL_INFO_HW_EVENTS - Receive an array describing how many times each event 715 * occurred since the last hard reset. 716 * HL_INFO_DRAM_USAGE - Retrieve the dram usage inside the device and of the 717 * specific context. This is relevant only for devices 718 * where the dram is managed by the kernel driver 719 * HL_INFO_HW_IDLE - Retrieve information about the idle status of each 720 * internal engine. 721 * HL_INFO_DEVICE_STATUS - Retrieve the device's status. This opcode doesn't 722 * require an open context. 723 * HL_INFO_DEVICE_UTILIZATION - Retrieve the total utilization of the device 724 * over the last period specified by the user. 725 * The period can be between 100ms to 1s, in 726 * resolution of 100ms. The return value is a 727 * percentage of the utilization rate. 728 * HL_INFO_HW_EVENTS_AGGREGATE - Receive an array describing how many times each 729 * event occurred since the driver was loaded. 730 * HL_INFO_CLK_RATE - Retrieve the current and maximum clock rate 731 * of the device in MHz. The maximum clock rate is 732 * configurable via sysfs parameter 733 * HL_INFO_RESET_COUNT - Retrieve the counts of the soft and hard reset 734 * operations performed on the device since the last 735 * time the driver was loaded. 736 * HL_INFO_TIME_SYNC - Retrieve the device's time alongside the host's time 737 * for synchronization. 738 * HL_INFO_CS_COUNTERS - Retrieve command submission counters 739 * HL_INFO_PCI_COUNTERS - Retrieve PCI counters 740 * HL_INFO_CLK_THROTTLE_REASON - Retrieve clock throttling reason 741 * HL_INFO_SYNC_MANAGER - Retrieve sync manager info per dcore 742 * HL_INFO_TOTAL_ENERGY - Retrieve total energy consumption 743 * HL_INFO_PLL_FREQUENCY - Retrieve PLL frequency 744 * HL_INFO_POWER - Retrieve power information 745 * HL_INFO_OPEN_STATS - Retrieve info regarding recent device open calls 746 * HL_INFO_DRAM_REPLACED_ROWS - Retrieve DRAM replaced rows info 747 * HL_INFO_DRAM_PENDING_ROWS - Retrieve DRAM pending rows num 748 * HL_INFO_LAST_ERR_OPEN_DEV_TIME - Retrieve timestamp of the last time the device was opened 749 * and CS timeout or razwi error occurred. 750 * HL_INFO_CS_TIMEOUT_EVENT - Retrieve CS timeout timestamp and its related CS sequence number. 751 * HL_INFO_RAZWI_EVENT - Retrieve parameters of razwi: 752 * Timestamp of razwi. 753 * The address which accessing it caused the razwi. 754 * Razwi initiator. 755 * Razwi cause, was it a page fault or MMU access error. 756 * HL_INFO_DEV_MEM_ALLOC_PAGE_SIZES - Retrieve valid page sizes for device memory allocation 757 * HL_INFO_REGISTER_EVENTFD - Register eventfd for event notifications. 758 * HL_INFO_UNREGISTER_EVENTFD - Unregister eventfd 759 * HL_INFO_GET_EVENTS - Retrieve the last occurred events 760 * HL_INFO_UNDEFINED_OPCODE_EVENT - Retrieve last undefined opcode error information. 761 */ 762#define HL_INFO_HW_IP_INFO 0 763#define HL_INFO_HW_EVENTS 1 764#define HL_INFO_DRAM_USAGE 2 765#define HL_INFO_HW_IDLE 3 766#define HL_INFO_DEVICE_STATUS 4 767#define HL_INFO_DEVICE_UTILIZATION 6 768#define HL_INFO_HW_EVENTS_AGGREGATE 7 769#define HL_INFO_CLK_RATE 8 770#define HL_INFO_RESET_COUNT 9 771#define HL_INFO_TIME_SYNC 10 772#define HL_INFO_CS_COUNTERS 11 773#define HL_INFO_PCI_COUNTERS 12 774#define HL_INFO_CLK_THROTTLE_REASON 13 775#define HL_INFO_SYNC_MANAGER 14 776#define HL_INFO_TOTAL_ENERGY 15 777#define HL_INFO_PLL_FREQUENCY 16 778#define HL_INFO_POWER 17 779#define HL_INFO_OPEN_STATS 18 780#define HL_INFO_DRAM_REPLACED_ROWS 21 781#define HL_INFO_DRAM_PENDING_ROWS 22 782#define HL_INFO_LAST_ERR_OPEN_DEV_TIME 23 783#define HL_INFO_CS_TIMEOUT_EVENT 24 784#define HL_INFO_RAZWI_EVENT 25 785#define HL_INFO_DEV_MEM_ALLOC_PAGE_SIZES 26 786#define HL_INFO_REGISTER_EVENTFD 28 787#define HL_INFO_UNREGISTER_EVENTFD 29 788#define HL_INFO_GET_EVENTS 30 789#define HL_INFO_UNDEFINED_OPCODE_EVENT 31 790 791#define HL_INFO_VERSION_MAX_LEN 128 792#define HL_INFO_CARD_NAME_MAX_LEN 16 793 794/** 795 * struct hl_info_hw_ip_info - hardware information on various IPs in the ASIC 796 * @sram_base_address: The first SRAM physical base address that is free to be 797 * used by the user. 798 * @dram_base_address: The first DRAM virtual or physical base address that is 799 * free to be used by the user. 800 * @dram_size: The DRAM size that is available to the user. 801 * @sram_size: The SRAM size that is available to the user. 802 * @num_of_events: The number of events that can be received from the f/w. This 803 * is needed so the user can what is the size of the h/w events 804 * array he needs to pass to the kernel when he wants to fetch 805 * the event counters. 806 * @device_id: PCI device ID of the ASIC. 807 * @module_id: Module ID of the ASIC for mezzanine cards in servers 808 * (From OCP spec). 809 * @decoder_enabled_mask: Bit-mask that represents which decoders are enabled. 810 * @first_available_interrupt_id: The first available interrupt ID for the user 811 * to be used when it works with user interrupts. 812 * Relevant for Gaudi2 and later. 813 * @server_type: Server type that the Gaudi ASIC is currently installed in. 814 * The value is according to enum hl_server_type 815 * @cpld_version: CPLD version on the board. 816 * @psoc_pci_pll_nr: PCI PLL NR value. Needed by the profiler in some ASICs. 817 * @psoc_pci_pll_nf: PCI PLL NF value. Needed by the profiler in some ASICs. 818 * @psoc_pci_pll_od: PCI PLL OD value. Needed by the profiler in some ASICs. 819 * @psoc_pci_pll_div_factor: PCI PLL DIV factor value. Needed by the profiler 820 * in some ASICs. 821 * @tpc_enabled_mask: Bit-mask that represents which TPCs are enabled. Relevant 822 * for Goya/Gaudi only. 823 * @dram_enabled: Whether the DRAM is enabled. 824 * @mme_master_slave_mode: Indicate whether the MME is working in master/slave 825 * configuration. Relevant for Greco and later. 826 * @cpucp_version: The CPUCP f/w version. 827 * @card_name: The card name as passed by the f/w. 828 * @tpc_enabled_mask_ext: Bit-mask that represents which TPCs are enabled. 829 * Relevant for Greco and later. 830 * @dram_page_size: The DRAM physical page size. 831 * @edma_enabled_mask: Bit-mask that represents which EDMAs are enabled. 832 * Relevant for Gaudi2 and later. 833 * @number_of_user_interrupts: The number of interrupts that are available to the userspace 834 * application to use. Relevant for Gaudi2 and later. 835 * @device_mem_alloc_default_page_size: default page size used in device memory allocation. 836 */ 837struct hl_info_hw_ip_info { 838 __u64 sram_base_address; 839 __u64 dram_base_address; 840 __u64 dram_size; 841 __u32 sram_size; 842 __u32 num_of_events; 843 __u32 device_id; 844 __u32 module_id; 845 __u32 decoder_enabled_mask; 846 __u16 first_available_interrupt_id; 847 __u16 server_type; 848 __u32 cpld_version; 849 __u32 psoc_pci_pll_nr; 850 __u32 psoc_pci_pll_nf; 851 __u32 psoc_pci_pll_od; 852 __u32 psoc_pci_pll_div_factor; 853 __u8 tpc_enabled_mask; 854 __u8 dram_enabled; 855 __u8 reserved; 856 __u8 mme_master_slave_mode; 857 __u8 cpucp_version[HL_INFO_VERSION_MAX_LEN]; 858 __u8 card_name[HL_INFO_CARD_NAME_MAX_LEN]; 859 __u64 tpc_enabled_mask_ext; 860 __u64 dram_page_size; 861 __u32 edma_enabled_mask; 862 __u16 number_of_user_interrupts; 863 __u16 pad2; 864 __u64 reserved4; 865 __u64 device_mem_alloc_default_page_size; 866}; 867 868struct hl_info_dram_usage { 869 __u64 dram_free_mem; 870 __u64 ctx_dram_mem; 871}; 872 873#define HL_BUSY_ENGINES_MASK_EXT_SIZE 2 874 875struct hl_info_hw_idle { 876 __u32 is_idle; 877 /* 878 * Bitmask of busy engines. 879 * Bits definition is according to `enum <chip>_enging_id'. 880 */ 881 __u32 busy_engines_mask; 882 883 /* 884 * Extended Bitmask of busy engines. 885 * Bits definition is according to `enum <chip>_enging_id'. 886 */ 887 __u64 busy_engines_mask_ext[HL_BUSY_ENGINES_MASK_EXT_SIZE]; 888}; 889 890struct hl_info_device_status { 891 __u32 status; 892 __u32 pad; 893}; 894 895struct hl_info_device_utilization { 896 __u32 utilization; 897 __u32 pad; 898}; 899 900struct hl_info_clk_rate { 901 __u32 cur_clk_rate_mhz; 902 __u32 max_clk_rate_mhz; 903}; 904 905struct hl_info_reset_count { 906 __u32 hard_reset_cnt; 907 __u32 soft_reset_cnt; 908}; 909 910struct hl_info_time_sync { 911 __u64 device_time; 912 __u64 host_time; 913}; 914 915/** 916 * struct hl_info_pci_counters - pci counters 917 * @rx_throughput: PCI rx throughput KBps 918 * @tx_throughput: PCI tx throughput KBps 919 * @replay_cnt: PCI replay counter 920 */ 921struct hl_info_pci_counters { 922 __u64 rx_throughput; 923 __u64 tx_throughput; 924 __u64 replay_cnt; 925}; 926 927enum hl_clk_throttling_type { 928 HL_CLK_THROTTLE_TYPE_POWER, 929 HL_CLK_THROTTLE_TYPE_THERMAL, 930 HL_CLK_THROTTLE_TYPE_MAX 931}; 932 933/* clk_throttling_reason masks */ 934#define HL_CLK_THROTTLE_POWER (1 << HL_CLK_THROTTLE_TYPE_POWER) 935#define HL_CLK_THROTTLE_THERMAL (1 << HL_CLK_THROTTLE_TYPE_THERMAL) 936 937/** 938 * struct hl_info_clk_throttle - clock throttling reason 939 * @clk_throttling_reason: each bit represents a clk throttling reason 940 * @clk_throttling_timestamp_us: represents CPU timestamp in microseconds of the start-event 941 * @clk_throttling_duration_ns: the clock throttle time in nanosec 942 */ 943struct hl_info_clk_throttle { 944 __u32 clk_throttling_reason; 945 __u32 pad; 946 __u64 clk_throttling_timestamp_us[HL_CLK_THROTTLE_TYPE_MAX]; 947 __u64 clk_throttling_duration_ns[HL_CLK_THROTTLE_TYPE_MAX]; 948}; 949 950/** 951 * struct hl_info_energy - device energy information 952 * @total_energy_consumption: total device energy consumption 953 */ 954struct hl_info_energy { 955 __u64 total_energy_consumption; 956}; 957 958#define HL_PLL_NUM_OUTPUTS 4 959 960struct hl_pll_frequency_info { 961 __u16 output[HL_PLL_NUM_OUTPUTS]; 962}; 963 964/** 965 * struct hl_open_stats_info - device open statistics information 966 * @open_counter: ever growing counter, increased on each successful dev open 967 * @last_open_period_ms: duration (ms) device was open last time 968 * @is_compute_ctx_active: Whether there is an active compute context executing 969 * @compute_ctx_in_release: true if the current compute context is being released 970 */ 971struct hl_open_stats_info { 972 __u64 open_counter; 973 __u64 last_open_period_ms; 974 __u8 is_compute_ctx_active; 975 __u8 compute_ctx_in_release; 976 __u8 pad[6]; 977}; 978 979/** 980 * struct hl_power_info - power information 981 * @power: power consumption 982 */ 983struct hl_power_info { 984 __u64 power; 985}; 986 987/** 988 * struct hl_info_sync_manager - sync manager information 989 * @first_available_sync_object: first available sob 990 * @first_available_monitor: first available monitor 991 * @first_available_cq: first available cq 992 */ 993struct hl_info_sync_manager { 994 __u32 first_available_sync_object; 995 __u32 first_available_monitor; 996 __u32 first_available_cq; 997 __u32 reserved; 998}; 999 1000/** 1001 * struct hl_info_cs_counters - command submission counters 1002 * @total_out_of_mem_drop_cnt: total dropped due to memory allocation issue 1003 * @ctx_out_of_mem_drop_cnt: context dropped due to memory allocation issue 1004 * @total_parsing_drop_cnt: total dropped due to error in packet parsing 1005 * @ctx_parsing_drop_cnt: context dropped due to error in packet parsing 1006 * @total_queue_full_drop_cnt: total dropped due to queue full 1007 * @ctx_queue_full_drop_cnt: context dropped due to queue full 1008 * @total_device_in_reset_drop_cnt: total dropped due to device in reset 1009 * @ctx_device_in_reset_drop_cnt: context dropped due to device in reset 1010 * @total_max_cs_in_flight_drop_cnt: total dropped due to maximum CS in-flight 1011 * @ctx_max_cs_in_flight_drop_cnt: context dropped due to maximum CS in-flight 1012 * @total_validation_drop_cnt: total dropped due to validation error 1013 * @ctx_validation_drop_cnt: context dropped due to validation error 1014 */ 1015struct hl_info_cs_counters { 1016 __u64 total_out_of_mem_drop_cnt; 1017 __u64 ctx_out_of_mem_drop_cnt; 1018 __u64 total_parsing_drop_cnt; 1019 __u64 ctx_parsing_drop_cnt; 1020 __u64 total_queue_full_drop_cnt; 1021 __u64 ctx_queue_full_drop_cnt; 1022 __u64 total_device_in_reset_drop_cnt; 1023 __u64 ctx_device_in_reset_drop_cnt; 1024 __u64 total_max_cs_in_flight_drop_cnt; 1025 __u64 ctx_max_cs_in_flight_drop_cnt; 1026 __u64 total_validation_drop_cnt; 1027 __u64 ctx_validation_drop_cnt; 1028}; 1029 1030/** 1031 * struct hl_info_last_err_open_dev_time - last error boot information. 1032 * @timestamp: timestamp of last time the device was opened and error occurred. 1033 */ 1034struct hl_info_last_err_open_dev_time { 1035 __s64 timestamp; 1036}; 1037 1038/** 1039 * struct hl_info_cs_timeout_event - last CS timeout information. 1040 * @timestamp: timestamp when last CS timeout event occurred. 1041 * @seq: sequence number of last CS timeout event. 1042 */ 1043struct hl_info_cs_timeout_event { 1044 __s64 timestamp; 1045 __u64 seq; 1046}; 1047 1048#define HL_RAZWI_PAGE_FAULT 0 1049#define HL_RAZWI_MMU_ACCESS_ERROR 1 1050 1051/** 1052 * struct hl_info_razwi_event - razwi information. 1053 * @timestamp: timestamp of razwi. 1054 * @addr: address which accessing it caused razwi. 1055 * @engine_id_1: engine id of the razwi initiator, if it was initiated by engine that does not 1056 * have engine id it will be set to U16_MAX. 1057 * @engine_id_2: second engine id of razwi initiator. Might happen that razwi have 2 possible 1058 * engines which one them caused the razwi. In that case, it will contain the 1059 * second possible engine id, otherwise it will be set to U16_MAX. 1060 * @no_engine_id: if razwi initiator does not have engine id, this field will be set to 1, 1061 * otherwise 0. 1062 * @error_type: cause of razwi, page fault or access error, otherwise it will be set to U8_MAX. 1063 * @pad: padding to 64 bit. 1064 */ 1065struct hl_info_razwi_event { 1066 __s64 timestamp; 1067 __u64 addr; 1068 __u16 engine_id_1; 1069 __u16 engine_id_2; 1070 __u8 no_engine_id; 1071 __u8 error_type; 1072 __u8 pad[2]; 1073}; 1074 1075#define MAX_QMAN_STREAMS_INFO 4 1076#define OPCODE_INFO_MAX_ADDR_SIZE 8 1077/** 1078 * struct hl_info_undefined_opcode_event - info about last undefined opcode error 1079 * @timestamp: timestamp of the undefined opcode error 1080 * @cb_addr_streams: CB addresses (per stream) that are currently exists in the PQ 1081 * entiers. In case all streams array entries are 1082 * filled with values, it means the execution was in Lower-CP. 1083 * @cq_addr: the address of the current handled command buffer 1084 * @cq_size: the size of the current handled command buffer 1085 * @cb_addr_streams_len: num of streams - actual len of cb_addr_streams array. 1086 * should be equal to 1 incase of undefined opcode 1087 * in Upper-CP (specific stream) and equal to 4 incase 1088 * of undefined opcode in Lower-CP. 1089 * @engine_id: engine-id that the error occurred on 1090 * @stream_id: the stream id the error occurred on. In case the stream equals to 1091 * MAX_QMAN_STREAMS_INFO it means the error occurred on a Lower-CP. 1092 */ 1093struct hl_info_undefined_opcode_event { 1094 __s64 timestamp; 1095 __u64 cb_addr_streams[MAX_QMAN_STREAMS_INFO][OPCODE_INFO_MAX_ADDR_SIZE]; 1096 __u64 cq_addr; 1097 __u32 cq_size; 1098 __u32 cb_addr_streams_len; 1099 __u32 engine_id; 1100 __u32 stream_id; 1101}; 1102 1103/** 1104 * struct hl_info_dev_memalloc_page_sizes - valid page sizes in device mem alloc information. 1105 * @page_order_bitmask: bitmap in which a set bit represents the order of the supported page size 1106 * (e.g. 0x2100000 means that 1MB and 32MB pages are supported). 1107 */ 1108struct hl_info_dev_memalloc_page_sizes { 1109 __u64 page_order_bitmask; 1110}; 1111 1112enum gaudi_dcores { 1113 HL_GAUDI_WS_DCORE, 1114 HL_GAUDI_WN_DCORE, 1115 HL_GAUDI_EN_DCORE, 1116 HL_GAUDI_ES_DCORE 1117}; 1118 1119/** 1120 * struct hl_info_args - Main structure to retrieve device related information. 1121 * @return_pointer: User space address of the relevant structure related to HL_INFO_* operation 1122 * mentioned in @op. 1123 * @return_size: Size of the structure used in @return_pointer, just like "size" in "snprintf", it 1124 * limits how many bytes the kernel can write. For hw_events array, the size should be 1125 * hl_info_hw_ip_info.num_of_events * sizeof(__u32). 1126 * @op: Defines which type of information to be retrieved. Refer HL_INFO_* for details. 1127 * @dcore_id: DCORE id for which the information is relevant (for Gaudi refer to enum gaudi_dcores). 1128 * @ctx_id: Context ID of the user. Currently not in use. 1129 * @period_ms: Period value, in milliseconds, for utilization rate in range 100ms - 1000ms in 100 ms 1130 * resolution. Currently not in use. 1131 * @pll_index: Index as defined in hl_<asic type>_pll_index enumeration. 1132 * @eventfd: event file descriptor for event notifications. 1133 * @pad: Padding to 64 bit. 1134 */ 1135struct hl_info_args { 1136 __u64 return_pointer; 1137 __u32 return_size; 1138 __u32 op; 1139 1140 union { 1141 __u32 dcore_id; 1142 __u32 ctx_id; 1143 __u32 period_ms; 1144 __u32 pll_index; 1145 __u32 eventfd; 1146 }; 1147 1148 __u32 pad; 1149}; 1150 1151/* Opcode to create a new command buffer */ 1152#define HL_CB_OP_CREATE 0 1153/* Opcode to destroy previously created command buffer */ 1154#define HL_CB_OP_DESTROY 1 1155/* Opcode to retrieve information about a command buffer */ 1156#define HL_CB_OP_INFO 2 1157 1158/* 2MB minus 32 bytes for 2xMSG_PROT */ 1159#define HL_MAX_CB_SIZE (0x200000 - 32) 1160 1161/* Indicates whether the command buffer should be mapped to the device's MMU */ 1162#define HL_CB_FLAGS_MAP 0x1 1163 1164/* Used with HL_CB_OP_INFO opcode to get the device va address for kernel mapped CB */ 1165#define HL_CB_FLAGS_GET_DEVICE_VA 0x2 1166 1167struct hl_cb_in { 1168 /* Handle of CB or 0 if we want to create one */ 1169 __u64 cb_handle; 1170 /* HL_CB_OP_* */ 1171 __u32 op; 1172 1173 /* Size of CB. Maximum size is HL_MAX_CB_SIZE. The minimum size that 1174 * will be allocated, regardless of this parameter's value, is PAGE_SIZE 1175 */ 1176 __u32 cb_size; 1177 1178 /* Context ID - Currently not in use */ 1179 __u32 ctx_id; 1180 /* HL_CB_FLAGS_* */ 1181 __u32 flags; 1182}; 1183 1184struct hl_cb_out { 1185 union { 1186 /* Handle of CB */ 1187 __u64 cb_handle; 1188 1189 union { 1190 /* Information about CB */ 1191 struct { 1192 /* Usage count of CB */ 1193 __u32 usage_cnt; 1194 __u32 pad; 1195 }; 1196 1197 /* CB mapped address to device MMU */ 1198 __u64 device_va; 1199 }; 1200 }; 1201}; 1202 1203union hl_cb_args { 1204 struct hl_cb_in in; 1205 struct hl_cb_out out; 1206}; 1207 1208/* HL_CS_CHUNK_FLAGS_ values 1209 * 1210 * HL_CS_CHUNK_FLAGS_USER_ALLOC_CB: 1211 * Indicates if the CB was allocated and mapped by userspace 1212 * (relevant to greco and above). User allocated CB is a command buffer, 1213 * allocated by the user, via malloc (or similar). After allocating the 1214 * CB, the user invokes - “memory ioctl” to map the user memory into a 1215 * device virtual address. The user provides this address via the 1216 * cb_handle field. The interface provides the ability to create a 1217 * large CBs, Which aren’t limited to “HL_MAX_CB_SIZE”. Therefore, it 1218 * increases the PCI-DMA queues throughput. This CB allocation method 1219 * also reduces the use of Linux DMA-able memory pool. Which are limited 1220 * and used by other Linux sub-systems. 1221 */ 1222#define HL_CS_CHUNK_FLAGS_USER_ALLOC_CB 0x1 1223 1224/* 1225 * This structure size must always be fixed to 64-bytes for backward 1226 * compatibility 1227 */ 1228struct hl_cs_chunk { 1229 union { 1230 /* Goya/Gaudi: 1231 * For external queue, this represents a Handle of CB on the 1232 * Host. 1233 * For internal queue in Goya, this represents an SRAM or 1234 * a DRAM address of the internal CB. In Gaudi, this might also 1235 * represent a mapped host address of the CB. 1236 * 1237 * Greco onwards: 1238 * For H/W queue, this represents either a Handle of CB on the 1239 * Host, or an SRAM, a DRAM, or a mapped host address of the CB. 1240 * 1241 * A mapped host address is in the device address space, after 1242 * a host address was mapped by the device MMU. 1243 */ 1244 __u64 cb_handle; 1245 1246 /* Relevant only when HL_CS_FLAGS_WAIT or 1247 * HL_CS_FLAGS_COLLECTIVE_WAIT is set 1248 * This holds address of array of u64 values that contain 1249 * signal CS sequence numbers. The wait described by 1250 * this job will listen on all those signals 1251 * (wait event per signal) 1252 */ 1253 __u64 signal_seq_arr; 1254 1255 /* 1256 * Relevant only when HL_CS_FLAGS_WAIT or 1257 * HL_CS_FLAGS_COLLECTIVE_WAIT is set 1258 * along with HL_CS_FLAGS_ENCAP_SIGNALS. 1259 * This is the CS sequence which has the encapsulated signals. 1260 */ 1261 __u64 encaps_signal_seq; 1262 }; 1263 1264 /* Index of queue to put the CB on */ 1265 __u32 queue_index; 1266 1267 union { 1268 /* 1269 * Size of command buffer with valid packets 1270 * Can be smaller then actual CB size 1271 */ 1272 __u32 cb_size; 1273 1274 /* Relevant only when HL_CS_FLAGS_WAIT or 1275 * HL_CS_FLAGS_COLLECTIVE_WAIT is set. 1276 * Number of entries in signal_seq_arr 1277 */ 1278 __u32 num_signal_seq_arr; 1279 1280 /* Relevant only when HL_CS_FLAGS_WAIT or 1281 * HL_CS_FLAGS_COLLECTIVE_WAIT is set along 1282 * with HL_CS_FLAGS_ENCAP_SIGNALS 1283 * This set the signals range that the user want to wait for 1284 * out of the whole reserved signals range. 1285 * e.g if the signals range is 20, and user don't want 1286 * to wait for signal 8, so he set this offset to 7, then 1287 * he call the API again with 9 and so on till 20. 1288 */ 1289 __u32 encaps_signal_offset; 1290 }; 1291 1292 /* HL_CS_CHUNK_FLAGS_* */ 1293 __u32 cs_chunk_flags; 1294 1295 /* Relevant only when HL_CS_FLAGS_COLLECTIVE_WAIT is set. 1296 * This holds the collective engine ID. The wait described by this job 1297 * will sync with this engine and with all NICs before completion. 1298 */ 1299 __u32 collective_engine_id; 1300 1301 /* Align structure to 64 bytes */ 1302 __u32 pad[10]; 1303}; 1304 1305/* SIGNAL/WAIT/COLLECTIVE_WAIT flags are mutually exclusive */ 1306#define HL_CS_FLAGS_FORCE_RESTORE 0x1 1307#define HL_CS_FLAGS_SIGNAL 0x2 1308#define HL_CS_FLAGS_WAIT 0x4 1309#define HL_CS_FLAGS_COLLECTIVE_WAIT 0x8 1310 1311#define HL_CS_FLAGS_TIMESTAMP 0x20 1312#define HL_CS_FLAGS_STAGED_SUBMISSION 0x40 1313#define HL_CS_FLAGS_STAGED_SUBMISSION_FIRST 0x80 1314#define HL_CS_FLAGS_STAGED_SUBMISSION_LAST 0x100 1315#define HL_CS_FLAGS_CUSTOM_TIMEOUT 0x200 1316#define HL_CS_FLAGS_SKIP_RESET_ON_TIMEOUT 0x400 1317 1318/* 1319 * The encapsulated signals CS is merged into the existing CS ioctls. 1320 * In order to use this feature need to follow the below procedure: 1321 * 1. Reserve signals, set the CS type to HL_CS_FLAGS_RESERVE_SIGNALS_ONLY 1322 * the output of this API will be the SOB offset from CFG_BASE. 1323 * this address will be used to patch CB cmds to do the signaling for this 1324 * SOB by incrementing it's value. 1325 * for reverting the reservation use HL_CS_FLAGS_UNRESERVE_SIGNALS_ONLY 1326 * CS type, note that this might fail if out-of-sync happened to the SOB 1327 * value, in case other signaling request to the same SOB occurred between 1328 * reserve-unreserve calls. 1329 * 2. Use the staged CS to do the encapsulated signaling jobs. 1330 * use HL_CS_FLAGS_STAGED_SUBMISSION and HL_CS_FLAGS_STAGED_SUBMISSION_FIRST 1331 * along with HL_CS_FLAGS_ENCAP_SIGNALS flag, and set encaps_signal_offset 1332 * field. This offset allows app to wait on part of the reserved signals. 1333 * 3. Use WAIT/COLLECTIVE WAIT CS along with HL_CS_FLAGS_ENCAP_SIGNALS flag 1334 * to wait for the encapsulated signals. 1335 */ 1336#define HL_CS_FLAGS_ENCAP_SIGNALS 0x800 1337#define HL_CS_FLAGS_RESERVE_SIGNALS_ONLY 0x1000 1338#define HL_CS_FLAGS_UNRESERVE_SIGNALS_ONLY 0x2000 1339 1340#define HL_CS_STATUS_SUCCESS 0 1341 1342#define HL_MAX_JOBS_PER_CS 512 1343 1344struct hl_cs_in { 1345 1346 /* this holds address of array of hl_cs_chunk for restore phase */ 1347 __u64 chunks_restore; 1348 1349 /* holds address of array of hl_cs_chunk for execution phase */ 1350 __u64 chunks_execute; 1351 1352 union { 1353 /* 1354 * Sequence number of a staged submission CS 1355 * valid only if HL_CS_FLAGS_STAGED_SUBMISSION is set and 1356 * HL_CS_FLAGS_STAGED_SUBMISSION_FIRST is unset. 1357 */ 1358 __u64 seq; 1359 1360 /* 1361 * Encapsulated signals handle id 1362 * Valid for two flows: 1363 * 1. CS with encapsulated signals: 1364 * when HL_CS_FLAGS_STAGED_SUBMISSION and 1365 * HL_CS_FLAGS_STAGED_SUBMISSION_FIRST 1366 * and HL_CS_FLAGS_ENCAP_SIGNALS are set. 1367 * 2. unreserve signals: 1368 * valid when HL_CS_FLAGS_UNRESERVE_SIGNALS_ONLY is set. 1369 */ 1370 __u32 encaps_sig_handle_id; 1371 1372 /* Valid only when HL_CS_FLAGS_RESERVE_SIGNALS_ONLY is set */ 1373 struct { 1374 /* Encapsulated signals number */ 1375 __u32 encaps_signals_count; 1376 1377 /* Encapsulated signals queue index (stream) */ 1378 __u32 encaps_signals_q_idx; 1379 }; 1380 }; 1381 1382 /* Number of chunks in restore phase array. Maximum number is 1383 * HL_MAX_JOBS_PER_CS 1384 */ 1385 __u32 num_chunks_restore; 1386 1387 /* Number of chunks in execution array. Maximum number is 1388 * HL_MAX_JOBS_PER_CS 1389 */ 1390 __u32 num_chunks_execute; 1391 1392 /* timeout in seconds - valid only if HL_CS_FLAGS_CUSTOM_TIMEOUT 1393 * is set 1394 */ 1395 __u32 timeout; 1396 1397 /* HL_CS_FLAGS_* */ 1398 __u32 cs_flags; 1399 1400 /* Context ID - Currently not in use */ 1401 __u32 ctx_id; 1402 __u8 pad[4]; 1403}; 1404 1405struct hl_cs_out { 1406 union { 1407 /* 1408 * seq holds the sequence number of the CS to pass to wait 1409 * ioctl. All values are valid except for 0 and ULLONG_MAX 1410 */ 1411 __u64 seq; 1412 1413 /* Valid only when HL_CS_FLAGS_RESERVE_SIGNALS_ONLY is set */ 1414 struct { 1415 /* This is the resereved signal handle id */ 1416 __u32 handle_id; 1417 1418 /* This is the signals count */ 1419 __u32 count; 1420 }; 1421 }; 1422 1423 /* HL_CS_STATUS */ 1424 __u32 status; 1425 1426 /* 1427 * SOB base address offset 1428 * Valid only when HL_CS_FLAGS_RESERVE_SIGNALS_ONLY or HL_CS_FLAGS_SIGNAL is set 1429 */ 1430 __u32 sob_base_addr_offset; 1431 1432 /* 1433 * Count of completed signals in SOB before current signal submission. 1434 * Valid only when (HL_CS_FLAGS_ENCAP_SIGNALS & HL_CS_FLAGS_STAGED_SUBMISSION) 1435 * or HL_CS_FLAGS_SIGNAL is set 1436 */ 1437 __u16 sob_count_before_submission; 1438 __u16 pad[3]; 1439}; 1440 1441union hl_cs_args { 1442 struct hl_cs_in in; 1443 struct hl_cs_out out; 1444}; 1445 1446#define HL_WAIT_CS_FLAGS_INTERRUPT 0x2 1447#define HL_WAIT_CS_FLAGS_INTERRUPT_MASK 0xFFF00000 1448#define HL_WAIT_CS_FLAGS_ANY_CQ_INTERRUPT 0xFFF00000 1449#define HL_WAIT_CS_FLAGS_ANY_DEC_INTERRUPT 0xFFE00000 1450#define HL_WAIT_CS_FLAGS_MULTI_CS 0x4 1451#define HL_WAIT_CS_FLAGS_INTERRUPT_KERNEL_CQ 0x10 1452#define HL_WAIT_CS_FLAGS_REGISTER_INTERRUPT 0x20 1453 1454#define HL_WAIT_MULTI_CS_LIST_MAX_LEN 32 1455 1456struct hl_wait_cs_in { 1457 union { 1458 struct { 1459 /* 1460 * In case of wait_cs holds the CS sequence number. 1461 * In case of wait for multi CS hold a user pointer to 1462 * an array of CS sequence numbers 1463 */ 1464 __u64 seq; 1465 /* Absolute timeout to wait for command submission 1466 * in microseconds 1467 */ 1468 __u64 timeout_us; 1469 }; 1470 1471 struct { 1472 union { 1473 /* User address for completion comparison. 1474 * upon interrupt, driver will compare the value pointed 1475 * by this address with the supplied target value. 1476 * in order not to perform any comparison, set address 1477 * to all 1s. 1478 * Relevant only when HL_WAIT_CS_FLAGS_INTERRUPT is set 1479 */ 1480 __u64 addr; 1481 1482 /* cq_counters_handle to a kernel mapped cb which contains 1483 * cq counters. 1484 * Relevant only when HL_WAIT_CS_FLAGS_INTERRUPT_KERNEL_CQ is set 1485 */ 1486 __u64 cq_counters_handle; 1487 }; 1488 1489 /* Target value for completion comparison */ 1490 __u64 target; 1491 }; 1492 }; 1493 1494 /* Context ID - Currently not in use */ 1495 __u32 ctx_id; 1496 1497 /* HL_WAIT_CS_FLAGS_* 1498 * If HL_WAIT_CS_FLAGS_INTERRUPT is set, this field should include 1499 * interrupt id according to HL_WAIT_CS_FLAGS_INTERRUPT_MASK 1500 * 1501 * in order to wait for any CQ interrupt, set interrupt value to 1502 * HL_WAIT_CS_FLAGS_ANY_CQ_INTERRUPT. 1503 * 1504 * in order to wait for any decoder interrupt, set interrupt value to 1505 * HL_WAIT_CS_FLAGS_ANY_DEC_INTERRUPT. 1506 */ 1507 __u32 flags; 1508 1509 union { 1510 struct { 1511 /* Multi CS API info- valid entries in multi-CS array */ 1512 __u8 seq_arr_len; 1513 __u8 pad[7]; 1514 }; 1515 1516 /* Absolute timeout to wait for an interrupt in microseconds. 1517 * Relevant only when HL_WAIT_CS_FLAGS_INTERRUPT is set 1518 */ 1519 __u64 interrupt_timeout_us; 1520 }; 1521 1522 /* 1523 * cq counter offset inside the counters cb pointed by cq_counters_handle above. 1524 * upon interrupt, driver will compare the value pointed 1525 * by this address (cq_counters_handle + cq_counters_offset) 1526 * with the supplied target value. 1527 * relevant only when HL_WAIT_CS_FLAGS_INTERRUPT_KERNEL_CQ is set 1528 */ 1529 __u64 cq_counters_offset; 1530 1531 /* 1532 * Timestamp_handle timestamps buffer handle. 1533 * relevant only when HL_WAIT_CS_FLAGS_REGISTER_INTERRUPT is set 1534 */ 1535 __u64 timestamp_handle; 1536 1537 /* 1538 * Timestamp_offset is offset inside the timestamp buffer pointed by timestamp_handle above. 1539 * upon interrupt, if the cq reached the target value then driver will write 1540 * timestamp to this offset. 1541 * relevant only when HL_WAIT_CS_FLAGS_REGISTER_INTERRUPT is set 1542 */ 1543 __u64 timestamp_offset; 1544}; 1545 1546#define HL_WAIT_CS_STATUS_COMPLETED 0 1547#define HL_WAIT_CS_STATUS_BUSY 1 1548#define HL_WAIT_CS_STATUS_TIMEDOUT 2 1549#define HL_WAIT_CS_STATUS_ABORTED 3 1550 1551#define HL_WAIT_CS_STATUS_FLAG_GONE 0x1 1552#define HL_WAIT_CS_STATUS_FLAG_TIMESTAMP_VLD 0x2 1553 1554struct hl_wait_cs_out { 1555 /* HL_WAIT_CS_STATUS_* */ 1556 __u32 status; 1557 /* HL_WAIT_CS_STATUS_FLAG* */ 1558 __u32 flags; 1559 /* 1560 * valid only if HL_WAIT_CS_STATUS_FLAG_TIMESTAMP_VLD is set 1561 * for wait_cs: timestamp of CS completion 1562 * for wait_multi_cs: timestamp of FIRST CS completion 1563 */ 1564 __s64 timestamp_nsec; 1565 /* multi CS completion bitmap */ 1566 __u32 cs_completion_map; 1567 __u32 pad; 1568}; 1569 1570union hl_wait_cs_args { 1571 struct hl_wait_cs_in in; 1572 struct hl_wait_cs_out out; 1573}; 1574 1575/* Opcode to allocate device memory */ 1576#define HL_MEM_OP_ALLOC 0 1577 1578/* Opcode to free previously allocated device memory */ 1579#define HL_MEM_OP_FREE 1 1580 1581/* Opcode to map host and device memory */ 1582#define HL_MEM_OP_MAP 2 1583 1584/* Opcode to unmap previously mapped host and device memory */ 1585#define HL_MEM_OP_UNMAP 3 1586 1587/* Opcode to map a hw block */ 1588#define HL_MEM_OP_MAP_BLOCK 4 1589 1590/* Opcode to create DMA-BUF object for an existing device memory allocation 1591 * and to export an FD of that DMA-BUF back to the caller 1592 */ 1593#define HL_MEM_OP_EXPORT_DMABUF_FD 5 1594 1595/* Opcode to create timestamps pool for user interrupts registration support 1596 * The memory will be allocated by the kernel driver, A timestamp buffer which the user 1597 * will get handle to it for mmap, and another internal buffer used by the 1598 * driver for registration management 1599 * The memory will be freed when the user closes the file descriptor(ctx close) 1600 */ 1601#define HL_MEM_OP_TS_ALLOC 6 1602 1603/* Memory flags */ 1604#define HL_MEM_CONTIGUOUS 0x1 1605#define HL_MEM_SHARED 0x2 1606#define HL_MEM_USERPTR 0x4 1607#define HL_MEM_FORCE_HINT 0x8 1608#define HL_MEM_PREFETCH 0x40 1609 1610/** 1611 * structure hl_mem_in - structure that handle input args for memory IOCTL 1612 * @union arg: union of structures to be used based on the input operation 1613 * @op: specify the requested memory operation (one of the HL_MEM_OP_* definitions). 1614 * @flags: flags for the memory operation (one of the HL_MEM_* definitions). 1615 * For the HL_MEM_OP_EXPORT_DMABUF_FD opcode, this field holds the DMA-BUF file/FD flags. 1616 * @ctx_id: context ID - currently not in use. 1617 * @num_of_elements: number of timestamp elements used only with HL_MEM_OP_TS_ALLOC opcode. 1618 */ 1619struct hl_mem_in { 1620 union { 1621 /** 1622 * structure for device memory allocation (used with the HL_MEM_OP_ALLOC op) 1623 * @mem_size: memory size to allocate 1624 * @page_size: page size to use on allocation. when the value is 0 the default page 1625 * size will be taken. 1626 */ 1627 struct { 1628 __u64 mem_size; 1629 __u64 page_size; 1630 } alloc; 1631 1632 /** 1633 * structure for free-ing device memory (used with the HL_MEM_OP_FREE op) 1634 * @handle: handle returned from HL_MEM_OP_ALLOC 1635 */ 1636 struct { 1637 __u64 handle; 1638 } free; 1639 1640 /** 1641 * structure for mapping device memory (used with the HL_MEM_OP_MAP op) 1642 * @hint_addr: requested virtual address of mapped memory. 1643 * the driver will try to map the requested region to this hint 1644 * address, as long as the address is valid and not already mapped. 1645 * the user should check the returned address of the IOCTL to make 1646 * sure he got the hint address. 1647 * passing 0 here means that the driver will choose the address itself. 1648 * @handle: handle returned from HL_MEM_OP_ALLOC. 1649 */ 1650 struct { 1651 __u64 hint_addr; 1652 __u64 handle; 1653 } map_device; 1654 1655 /** 1656 * structure for mapping host memory (used with the HL_MEM_OP_MAP op) 1657 * @host_virt_addr: address of allocated host memory. 1658 * @hint_addr: requested virtual address of mapped memory. 1659 * the driver will try to map the requested region to this hint 1660 * address, as long as the address is valid and not already mapped. 1661 * the user should check the returned address of the IOCTL to make 1662 * sure he got the hint address. 1663 * passing 0 here means that the driver will choose the address itself. 1664 * @size: size of allocated host memory. 1665 */ 1666 struct { 1667 __u64 host_virt_addr; 1668 __u64 hint_addr; 1669 __u64 mem_size; 1670 } map_host; 1671 1672 /** 1673 * structure for mapping hw block (used with the HL_MEM_OP_MAP_BLOCK op) 1674 * @block_addr:HW block address to map, a handle and size will be returned 1675 * to the user and will be used to mmap the relevant block. 1676 * only addresses from configuration space are allowed. 1677 */ 1678 struct { 1679 __u64 block_addr; 1680 } map_block; 1681 1682 /** 1683 * structure for unmapping host memory (used with the HL_MEM_OP_UNMAP op) 1684 * @device_virt_addr: virtual address returned from HL_MEM_OP_MAP 1685 */ 1686 struct { 1687 __u64 device_virt_addr; 1688 } unmap; 1689 1690 /** 1691 * structure for exporting DMABUF object (used with 1692 * the HL_MEM_OP_EXPORT_DMABUF_FD op) 1693 * @handle: handle returned from HL_MEM_OP_ALLOC. 1694 * in Gaudi, where we don't have MMU for the device memory, the 1695 * driver expects a physical address (instead of a handle) in the 1696 * device memory space. 1697 * @mem_size: size of memory allocation. Relevant only for GAUDI 1698 */ 1699 struct { 1700 __u64 handle; 1701 __u64 mem_size; 1702 } export_dmabuf_fd; 1703 }; 1704 1705 __u32 op; 1706 __u32 flags; 1707 __u32 ctx_id; 1708 __u32 num_of_elements; 1709}; 1710 1711struct hl_mem_out { 1712 union { 1713 /* 1714 * Used for HL_MEM_OP_MAP as the virtual address that was 1715 * assigned in the device VA space. 1716 * A value of 0 means the requested operation failed. 1717 */ 1718 __u64 device_virt_addr; 1719 1720 /* 1721 * Used in HL_MEM_OP_ALLOC 1722 * This is the assigned handle for the allocated memory 1723 */ 1724 __u64 handle; 1725 1726 struct { 1727 /* 1728 * Used in HL_MEM_OP_MAP_BLOCK. 1729 * This is the assigned handle for the mapped block 1730 */ 1731 __u64 block_handle; 1732 1733 /* 1734 * Used in HL_MEM_OP_MAP_BLOCK 1735 * This is the size of the mapped block 1736 */ 1737 __u32 block_size; 1738 1739 __u32 pad; 1740 }; 1741 1742 /* Returned in HL_MEM_OP_EXPORT_DMABUF_FD. Represents the 1743 * DMA-BUF object that was created to describe a memory 1744 * allocation on the device's memory space. The FD should be 1745 * passed to the importer driver 1746 */ 1747 __s32 fd; 1748 }; 1749}; 1750 1751union hl_mem_args { 1752 struct hl_mem_in in; 1753 struct hl_mem_out out; 1754}; 1755 1756#define HL_DEBUG_MAX_AUX_VALUES 10 1757 1758struct hl_debug_params_etr { 1759 /* Address in memory to allocate buffer */ 1760 __u64 buffer_address; 1761 1762 /* Size of buffer to allocate */ 1763 __u64 buffer_size; 1764 1765 /* Sink operation mode: SW fifo, HW fifo, Circular buffer */ 1766 __u32 sink_mode; 1767 __u32 pad; 1768}; 1769 1770struct hl_debug_params_etf { 1771 /* Address in memory to allocate buffer */ 1772 __u64 buffer_address; 1773 1774 /* Size of buffer to allocate */ 1775 __u64 buffer_size; 1776 1777 /* Sink operation mode: SW fifo, HW fifo, Circular buffer */ 1778 __u32 sink_mode; 1779 __u32 pad; 1780}; 1781 1782struct hl_debug_params_stm { 1783 /* Two bit masks for HW event and Stimulus Port */ 1784 __u64 he_mask; 1785 __u64 sp_mask; 1786 1787 /* Trace source ID */ 1788 __u32 id; 1789 1790 /* Frequency for the timestamp register */ 1791 __u32 frequency; 1792}; 1793 1794struct hl_debug_params_bmon { 1795 /* Two address ranges that the user can request to filter */ 1796 __u64 start_addr0; 1797 __u64 addr_mask0; 1798 1799 __u64 start_addr1; 1800 __u64 addr_mask1; 1801 1802 /* Capture window configuration */ 1803 __u32 bw_win; 1804 __u32 win_capture; 1805 1806 /* Trace source ID */ 1807 __u32 id; 1808 1809 /* Control register */ 1810 __u32 control; 1811 1812 /* Two more address ranges that the user can request to filter */ 1813 __u64 start_addr2; 1814 __u64 end_addr2; 1815 1816 __u64 start_addr3; 1817 __u64 end_addr3; 1818}; 1819 1820struct hl_debug_params_spmu { 1821 /* Event types selection */ 1822 __u64 event_types[HL_DEBUG_MAX_AUX_VALUES]; 1823 1824 /* Number of event types selection */ 1825 __u32 event_types_num; 1826 1827 /* TRC configuration register values */ 1828 __u32 pmtrc_val; 1829 __u32 trc_ctrl_host_val; 1830 __u32 trc_en_host_val; 1831}; 1832 1833/* Opcode for ETR component */ 1834#define HL_DEBUG_OP_ETR 0 1835/* Opcode for ETF component */ 1836#define HL_DEBUG_OP_ETF 1 1837/* Opcode for STM component */ 1838#define HL_DEBUG_OP_STM 2 1839/* Opcode for FUNNEL component */ 1840#define HL_DEBUG_OP_FUNNEL 3 1841/* Opcode for BMON component */ 1842#define HL_DEBUG_OP_BMON 4 1843/* Opcode for SPMU component */ 1844#define HL_DEBUG_OP_SPMU 5 1845/* Opcode for timestamp (deprecated) */ 1846#define HL_DEBUG_OP_TIMESTAMP 6 1847/* Opcode for setting the device into or out of debug mode. The enable 1848 * variable should be 1 for enabling debug mode and 0 for disabling it 1849 */ 1850#define HL_DEBUG_OP_SET_MODE 7 1851 1852struct hl_debug_args { 1853 /* 1854 * Pointer to user input structure. 1855 * This field is relevant to specific opcodes. 1856 */ 1857 __u64 input_ptr; 1858 /* Pointer to user output structure */ 1859 __u64 output_ptr; 1860 /* Size of user input structure */ 1861 __u32 input_size; 1862 /* Size of user output structure */ 1863 __u32 output_size; 1864 /* HL_DEBUG_OP_* */ 1865 __u32 op; 1866 /* 1867 * Register index in the component, taken from the debug_regs_index enum 1868 * in the various ASIC header files 1869 */ 1870 __u32 reg_idx; 1871 /* Enable/disable */ 1872 __u32 enable; 1873 /* Context ID - Currently not in use */ 1874 __u32 ctx_id; 1875}; 1876 1877/* 1878 * Notifier event values - for the notification mechanism and the HL_INFO_GET_EVENTS command 1879 * 1880 * HL_NOTIFIER_EVENT_TPC_ASSERT - Indicates TPC assert event 1881 * HL_NOTIFIER_EVENT_UNDEFINED_OPCODE - Indicates undefined operation code 1882 * HL_NOTIFIER_EVENT_DEVICE_RESET - Indicates device requires a reset 1883 * HL_NOTIFIER_EVENT_CS_TIMEOUT - Indicates CS timeout error 1884 * HL_NOTIFIER_EVENT_DEVICE_UNAVAILABLE - Indicates device is unavailable 1885 */ 1886#define HL_NOTIFIER_EVENT_TPC_ASSERT (1ULL << 0) 1887#define HL_NOTIFIER_EVENT_UNDEFINED_OPCODE (1ULL << 1) 1888#define HL_NOTIFIER_EVENT_DEVICE_RESET (1ULL << 2) 1889#define HL_NOTIFIER_EVENT_CS_TIMEOUT (1ULL << 3) 1890#define HL_NOTIFIER_EVENT_DEVICE_UNAVAILABLE (1ULL << 4) 1891 1892/* 1893 * Various information operations such as: 1894 * - H/W IP information 1895 * - Current dram usage 1896 * 1897 * The user calls this IOCTL with an opcode that describes the required 1898 * information. The user should supply a pointer to a user-allocated memory 1899 * chunk, which will be filled by the driver with the requested information. 1900 * 1901 * The user supplies the maximum amount of size to copy into the user's memory, 1902 * in order to prevent data corruption in case of differences between the 1903 * definitions of structures in kernel and userspace, e.g. in case of old 1904 * userspace and new kernel driver 1905 */ 1906#define HL_IOCTL_INFO \ 1907 _IOWR('H', 0x01, struct hl_info_args) 1908 1909/* 1910 * Command Buffer 1911 * - Request a Command Buffer 1912 * - Destroy a Command Buffer 1913 * 1914 * The command buffers are memory blocks that reside in DMA-able address 1915 * space and are physically contiguous so they can be accessed by the device 1916 * directly. They are allocated using the coherent DMA API. 1917 * 1918 * When creating a new CB, the IOCTL returns a handle of it, and the user-space 1919 * process needs to use that handle to mmap the buffer so it can access them. 1920 * 1921 * In some instances, the device must access the command buffer through the 1922 * device's MMU, and thus its memory should be mapped. In these cases, user can 1923 * indicate the driver that such a mapping is required. 1924 * The resulting device virtual address will be used internally by the driver, 1925 * and won't be returned to user. 1926 * 1927 */ 1928#define HL_IOCTL_CB \ 1929 _IOWR('H', 0x02, union hl_cb_args) 1930 1931/* 1932 * Command Submission 1933 * 1934 * To submit work to the device, the user need to call this IOCTL with a set 1935 * of JOBS. That set of JOBS constitutes a CS object. 1936 * Each JOB will be enqueued on a specific queue, according to the user's input. 1937 * There can be more then one JOB per queue. 1938 * 1939 * The CS IOCTL will receive two sets of JOBS. One set is for "restore" phase 1940 * and a second set is for "execution" phase. 1941 * The JOBS on the "restore" phase are enqueued only after context-switch 1942 * (or if its the first CS for this context). The user can also order the 1943 * driver to run the "restore" phase explicitly 1944 * 1945 * Goya/Gaudi: 1946 * There are two types of queues - external and internal. External queues 1947 * are DMA queues which transfer data from/to the Host. All other queues are 1948 * internal. The driver will get completion notifications from the device only 1949 * on JOBS which are enqueued in the external queues. 1950 * 1951 * Greco onwards: 1952 * There is a single type of queue for all types of engines, either DMA engines 1953 * for transfers from/to the host or inside the device, or compute engines. 1954 * The driver will get completion notifications from the device for all queues. 1955 * 1956 * For jobs on external queues, the user needs to create command buffers 1957 * through the CB ioctl and give the CB's handle to the CS ioctl. For jobs on 1958 * internal queues, the user needs to prepare a "command buffer" with packets 1959 * on either the device SRAM/DRAM or the host, and give the device address of 1960 * that buffer to the CS ioctl. 1961 * For jobs on H/W queues both options of command buffers are valid. 1962 * 1963 * This IOCTL is asynchronous in regard to the actual execution of the CS. This 1964 * means it returns immediately after ALL the JOBS were enqueued on their 1965 * relevant queues. Therefore, the user mustn't assume the CS has been completed 1966 * or has even started to execute. 1967 * 1968 * Upon successful enqueue, the IOCTL returns a sequence number which the user 1969 * can use with the "Wait for CS" IOCTL to check whether the handle's CS 1970 * non-internal JOBS have been completed. Note that if the CS has internal JOBS 1971 * which can execute AFTER the external JOBS have finished, the driver might 1972 * report that the CS has finished executing BEFORE the internal JOBS have 1973 * actually finished executing. 1974 * 1975 * Even though the sequence number increments per CS, the user can NOT 1976 * automatically assume that if CS with sequence number N finished, then CS 1977 * with sequence number N-1 also finished. The user can make this assumption if 1978 * and only if CS N and CS N-1 are exactly the same (same CBs for the same 1979 * queues). 1980 */ 1981#define HL_IOCTL_CS \ 1982 _IOWR('H', 0x03, union hl_cs_args) 1983 1984/* 1985 * Wait for Command Submission 1986 * 1987 * The user can call this IOCTL with a handle it received from the CS IOCTL 1988 * to wait until the handle's CS has finished executing. The user will wait 1989 * inside the kernel until the CS has finished or until the user-requested 1990 * timeout has expired. 1991 * 1992 * If the timeout value is 0, the driver won't sleep at all. It will check 1993 * the status of the CS and return immediately 1994 * 1995 * The return value of the IOCTL is a standard Linux error code. The possible 1996 * values are: 1997 * 1998 * EINTR - Kernel waiting has been interrupted, e.g. due to OS signal 1999 * that the user process received 2000 * ETIMEDOUT - The CS has caused a timeout on the device 2001 * EIO - The CS was aborted (usually because the device was reset) 2002 * ENODEV - The device wants to do hard-reset (so user need to close FD) 2003 * 2004 * The driver also returns a custom define in case the IOCTL call returned 0. 2005 * The define can be one of the following: 2006 * 2007 * HL_WAIT_CS_STATUS_COMPLETED - The CS has been completed successfully (0) 2008 * HL_WAIT_CS_STATUS_BUSY - The CS is still executing (0) 2009 * HL_WAIT_CS_STATUS_TIMEDOUT - The CS has caused a timeout on the device 2010 * (ETIMEDOUT) 2011 * HL_WAIT_CS_STATUS_ABORTED - The CS was aborted, usually because the 2012 * device was reset (EIO) 2013 */ 2014 2015#define HL_IOCTL_WAIT_CS \ 2016 _IOWR('H', 0x04, union hl_wait_cs_args) 2017 2018/* 2019 * Memory 2020 * - Map host memory to device MMU 2021 * - Unmap host memory from device MMU 2022 * 2023 * This IOCTL allows the user to map host memory to the device MMU 2024 * 2025 * For host memory, the IOCTL doesn't allocate memory. The user is supposed 2026 * to allocate the memory in user-space (malloc/new). The driver pins the 2027 * physical pages (up to the allowed limit by the OS), assigns a virtual 2028 * address in the device VA space and initializes the device MMU. 2029 * 2030 * There is an option for the user to specify the requested virtual address. 2031 * 2032 */ 2033#define HL_IOCTL_MEMORY \ 2034 _IOWR('H', 0x05, union hl_mem_args) 2035 2036/* 2037 * Debug 2038 * - Enable/disable the ETR/ETF/FUNNEL/STM/BMON/SPMU debug traces 2039 * 2040 * This IOCTL allows the user to get debug traces from the chip. 2041 * 2042 * Before the user can send configuration requests of the various 2043 * debug/profile engines, it needs to set the device into debug mode. 2044 * This is because the debug/profile infrastructure is shared component in the 2045 * device and we can't allow multiple users to access it at the same time. 2046 * 2047 * Once a user set the device into debug mode, the driver won't allow other 2048 * users to "work" with the device, i.e. open a FD. If there are multiple users 2049 * opened on the device, the driver won't allow any user to debug the device. 2050 * 2051 * For each configuration request, the user needs to provide the register index 2052 * and essential data such as buffer address and size. 2053 * 2054 * Once the user has finished using the debug/profile engines, he should 2055 * set the device into non-debug mode, i.e. disable debug mode. 2056 * 2057 * The driver can decide to "kick out" the user if he abuses this interface. 2058 * 2059 */ 2060#define HL_IOCTL_DEBUG \ 2061 _IOWR('H', 0x06, struct hl_debug_args) 2062 2063#define HL_COMMAND_START 0x01 2064#define HL_COMMAND_END 0x07 2065 2066#endif /* HABANALABS_H_ */