Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 1 | /* |
Kristofer Jonsson | b3cde3c | 2022-01-27 17:30:15 +0100 | [diff] [blame] | 2 | * Copyright (c) 2019-2022 Arm Limited. All rights reserved. |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: Apache-2.0 |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the License); you may |
| 7 | * not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| 14 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 19 | /****************************************************************************** |
| 20 | * Includes |
| 21 | ******************************************************************************/ |
| 22 | |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 23 | #include "ethosu_driver.h" |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 24 | #include "ethosu_device.h" |
Anton Moberg | 6eab40b | 2021-07-07 11:43:51 +0200 | [diff] [blame] | 25 | #include "ethosu_log.h" |
Per Åstrand | 25d78c0 | 2020-04-21 14:19:44 +0200 | [diff] [blame] | 26 | |
Kristofer Jonsson | 1c0e7ae | 2022-05-12 11:35:33 +0200 | [diff] [blame] | 27 | #ifdef ETHOSU55 |
| 28 | #include "ethosu_config_u55.h" |
| 29 | #else |
| 30 | #include "ethosu_config_u65.h" |
| 31 | #endif |
| 32 | |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 33 | #include <assert.h> |
Per Åstrand | 25d78c0 | 2020-04-21 14:19:44 +0200 | [diff] [blame] | 34 | #include <cmsis_compiler.h> |
Per Åstrand | 14ccfee | 2020-09-25 10:40:20 +0200 | [diff] [blame] | 35 | #include <inttypes.h> |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 36 | #include <stdbool.h> |
Bhavik Patel | bf7ae63 | 2020-06-11 21:00:16 +0200 | [diff] [blame] | 37 | #include <stddef.h> |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 38 | #include <stdio.h> |
| 39 | #include <stdlib.h> |
| 40 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 41 | /****************************************************************************** |
| 42 | * Defines |
| 43 | ******************************************************************************/ |
| 44 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 45 | #define UNUSED(x) ((void)x) |
| 46 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 47 | #define BYTES_IN_32_BITS 4 |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 48 | #define MASK_16_BYTE_ALIGN (0xF) |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 49 | #define OPTIMIZER_CONFIG_LENGTH_32_BIT_WORD 2 |
| 50 | #define DRIVER_ACTION_LENGTH_32_BIT_WORD 1 |
| 51 | #define ETHOSU_FOURCC ('1' << 24 | 'P' << 16 | 'O' << 8 | 'C') // "Custom Operator Payload 1" |
| 52 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 53 | #define FAST_MEMORY_BASE_ADDR_INDEX 2 |
| 54 | |
| 55 | /****************************************************************************** |
| 56 | * Types |
| 57 | ******************************************************************************/ |
| 58 | |
| 59 | // Driver actions |
| 60 | enum DRIVER_ACTION_e |
| 61 | { |
| 62 | RESERVED = 0, |
| 63 | OPTIMIZER_CONFIG = 1, |
| 64 | COMMAND_STREAM = 2, |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 65 | NOP = 5, |
| 66 | }; |
| 67 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 68 | // Custom operator payload data struct |
| 69 | struct cop_data_s |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 70 | { |
| 71 | union |
| 72 | { |
| 73 | // Driver action data |
| 74 | struct |
| 75 | { |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 76 | uint8_t driver_action_command; // (valid values in DRIVER_ACTION_e) |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 77 | uint8_t reserved; |
| 78 | |
| 79 | // Driver action data |
| 80 | union |
| 81 | { |
| 82 | // DA_CMD_OPT_CFG |
| 83 | struct |
| 84 | { |
| 85 | uint16_t rel_nbr : 4; |
| 86 | uint16_t patch_nbr : 4; |
| 87 | uint16_t opt_cfg_reserved : 8; |
| 88 | }; |
| 89 | |
| 90 | // DA_CMD_CMSTRM |
| 91 | struct |
| 92 | { |
| 93 | uint16_t length; |
| 94 | }; |
| 95 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 96 | uint16_t driver_action_data; |
| 97 | }; |
| 98 | }; |
| 99 | |
| 100 | uint32_t word; |
| 101 | }; |
| 102 | }; |
| 103 | |
| 104 | // optimizer config struct |
| 105 | struct opt_cfg_s |
| 106 | { |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 107 | struct cop_data_s da_data; |
| 108 | uint32_t cfg; |
| 109 | uint32_t id; |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 110 | }; |
| 111 | |
| 112 | /****************************************************************************** |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 113 | * Variables |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 114 | ******************************************************************************/ |
| 115 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 116 | // Registered drivers linked list HEAD |
| 117 | static struct ethosu_driver *registered_drivers = NULL; |
| 118 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 119 | /****************************************************************************** |
| 120 | * Weak functions - Cache |
| 121 | * |
| 122 | * Default NOP operations. Override if available on the targeted device. |
| 123 | ******************************************************************************/ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 124 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 125 | /* |
| 126 | * Flush/clean the data cache by address and size. Passing NULL as p argument |
| 127 | * expects the whole cache to be flushed. |
| 128 | */ |
| 129 | void __attribute__((weak)) ethosu_flush_dcache(uint32_t *p, size_t bytes) |
| 130 | { |
| 131 | UNUSED(p); |
| 132 | UNUSED(bytes); |
| 133 | } |
| 134 | |
| 135 | /* |
| 136 | * Invalidate the data cache by address and size. Passing NULL as p argument |
| 137 | * expects the whole cache to be invalidated. |
| 138 | */ |
| 139 | void __attribute__((weak)) ethosu_invalidate_dcache(uint32_t *p, size_t bytes) |
| 140 | { |
| 141 | UNUSED(p); |
| 142 | UNUSED(bytes); |
| 143 | } |
| 144 | |
| 145 | /****************************************************************************** |
| 146 | * Weak functions - Semaphore/Mutex for multi NPU |
| 147 | * |
| 148 | * Following section handles the minimal sempahore and mutex implementation in |
| 149 | * case of baremetal applications. Weak symbols will be overridden by RTOS |
| 150 | * definitions and implement true thread-safety (in application layer). |
| 151 | ******************************************************************************/ |
| 152 | |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 153 | struct ethosu_semaphore_t |
| 154 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 155 | uint8_t count; |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 156 | }; |
| 157 | |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 158 | static void *ethosu_mutex; |
| 159 | static void *ethosu_semaphore; |
| 160 | |
Anton Moberg | 9f346ab | 2021-05-21 17:20:21 +0200 | [diff] [blame] | 161 | void *__attribute__((weak)) ethosu_mutex_create(void) |
| 162 | { |
| 163 | return NULL; |
| 164 | } |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 165 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 166 | void __attribute__((weak)) ethosu_mutex_destroy(void *mutex) |
| 167 | { |
| 168 | UNUSED(mutex); |
| 169 | } |
| 170 | |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 171 | int __attribute__((weak)) ethosu_mutex_lock(void *mutex) |
Anton Moberg | 61ec36b | 2021-04-30 17:10:48 +0200 | [diff] [blame] | 172 | { |
| 173 | UNUSED(mutex); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 174 | return 0; |
Anton Moberg | 61ec36b | 2021-04-30 17:10:48 +0200 | [diff] [blame] | 175 | } |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 176 | |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 177 | int __attribute__((weak)) ethosu_mutex_unlock(void *mutex) |
Anton Moberg | 61ec36b | 2021-04-30 17:10:48 +0200 | [diff] [blame] | 178 | { |
| 179 | UNUSED(mutex); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 180 | return 0; |
Anton Moberg | 61ec36b | 2021-04-30 17:10:48 +0200 | [diff] [blame] | 181 | } |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 182 | |
| 183 | // Baremetal implementation of creating a semaphore |
| 184 | void *__attribute__((weak)) ethosu_semaphore_create(void) |
| 185 | { |
| 186 | struct ethosu_semaphore_t *sem = malloc(sizeof(*sem)); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 187 | sem->count = 0; |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 188 | return sem; |
| 189 | } |
| 190 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 191 | void __attribute__((weak)) ethosu_semaphore_destroy(void *sem) |
| 192 | { |
| 193 | free((struct ethosu_semaphore_t *)sem); |
| 194 | } |
| 195 | |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 196 | // Baremetal simulation of waiting/sleeping for and then taking a semaphore using intrisics |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 197 | int __attribute__((weak)) ethosu_semaphore_take(void *sem) |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 198 | { |
| 199 | struct ethosu_semaphore_t *s = sem; |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 200 | while (s->count == 0) |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 201 | { |
| 202 | __WFE(); |
| 203 | } |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 204 | s->count = 0; |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 205 | return 0; |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 206 | } |
| 207 | |
| 208 | // Baremetal simulation of giving a semaphore and waking up processes using intrinsics |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 209 | int __attribute__((weak)) ethosu_semaphore_give(void *sem) |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 210 | { |
| 211 | struct ethosu_semaphore_t *s = sem; |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 212 | s->count = 1; |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 213 | __SEV(); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 214 | return 0; |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 215 | } |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 216 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 217 | /****************************************************************************** |
| 218 | * Weak functions - Inference begin/end callbacks |
| 219 | ******************************************************************************/ |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 220 | |
Kristofer Jonsson | b3cde3c | 2022-01-27 17:30:15 +0100 | [diff] [blame] | 221 | void __attribute__((weak)) ethosu_inference_begin(struct ethosu_driver *drv, void *user_arg) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 222 | { |
Kristofer Jonsson | b3cde3c | 2022-01-27 17:30:15 +0100 | [diff] [blame] | 223 | UNUSED(user_arg); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 224 | UNUSED(drv); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 225 | } |
| 226 | |
Kristofer Jonsson | b3cde3c | 2022-01-27 17:30:15 +0100 | [diff] [blame] | 227 | void __attribute__((weak)) ethosu_inference_end(struct ethosu_driver *drv, void *user_arg) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 228 | { |
Kristofer Jonsson | b3cde3c | 2022-01-27 17:30:15 +0100 | [diff] [blame] | 229 | UNUSED(user_arg); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 230 | UNUSED(drv); |
| 231 | } |
| 232 | |
| 233 | /****************************************************************************** |
| 234 | * Static functions |
| 235 | ******************************************************************************/ |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 236 | static void ethosu_register_driver(struct ethosu_driver *drv) |
Jens Elofsson | 04961a4 | 2021-04-08 18:51:38 +0200 | [diff] [blame] | 237 | { |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 238 | // Register driver as new HEAD of list |
| 239 | drv->next = registered_drivers; |
| 240 | registered_drivers = drv; |
| 241 | |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 242 | LOG_INFO("New NPU driver registered (handle: 0x%p, NPU: 0x%p)", drv, drv->dev->reg); |
Jens Elofsson | 04961a4 | 2021-04-08 18:51:38 +0200 | [diff] [blame] | 243 | } |
| 244 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 245 | static int ethosu_deregister_driver(struct ethosu_driver *drv) |
| 246 | { |
| 247 | struct ethosu_driver *cur = registered_drivers; |
| 248 | struct ethosu_driver **prev = ®istered_drivers; |
| 249 | |
| 250 | while (cur != NULL) |
| 251 | { |
| 252 | if (cur == drv) |
| 253 | { |
| 254 | *prev = cur->next; |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 255 | LOG_INFO("NPU driver handle %p deregistered.", drv); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 256 | return 0; |
| 257 | } |
| 258 | |
| 259 | prev = &cur->next; |
| 260 | cur = cur->next; |
| 261 | } |
| 262 | |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 263 | LOG_ERR("No NPU driver handle registered at address %p.", drv); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 264 | |
| 265 | return -1; |
| 266 | } |
| 267 | |
| 268 | static struct ethosu_driver *ethosu_find_and_reserve_driver(void) |
| 269 | { |
| 270 | struct ethosu_driver *drv = registered_drivers; |
| 271 | |
| 272 | while (drv != NULL) |
| 273 | { |
| 274 | if (!drv->reserved) |
| 275 | { |
| 276 | drv->reserved = true; |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 277 | LOG_DEBUG("NPU driver handle %p reserved.", drv); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 278 | return drv; |
| 279 | } |
| 280 | drv = drv->next; |
| 281 | } |
| 282 | |
Jonny Svärd | 20ce37f | 2021-12-17 17:00:57 +0100 | [diff] [blame] | 283 | LOG_WARN("No NPU driver handle available."); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 284 | |
| 285 | return NULL; |
| 286 | } |
| 287 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 288 | static void ethosu_reset_job(struct ethosu_driver *drv) |
| 289 | { |
| 290 | memset(&drv->job, 0, sizeof(struct ethosu_job)); |
| 291 | } |
| 292 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 293 | static int handle_optimizer_config(struct ethosu_driver *drv, struct opt_cfg_s *opt_cfg_p) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 294 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 295 | LOG_INFO("Optimizer release nbr: %d patch: %d", opt_cfg_p->da_data.rel_nbr, opt_cfg_p->da_data.patch_nbr); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 296 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 297 | if (ethosu_dev_verify_optimizer_config(drv->dev, opt_cfg_p->cfg, opt_cfg_p->id) != true) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 298 | { |
| 299 | return -1; |
| 300 | } |
| 301 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 302 | return 0; |
| 303 | } |
| 304 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 305 | static int handle_command_stream(struct ethosu_driver *drv, const uint8_t *cmd_stream, const int cms_length) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 306 | { |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 307 | uint32_t cms_bytes = cms_length * BYTES_IN_32_BITS; |
| 308 | ptrdiff_t cmd_stream_ptr = (ptrdiff_t)cmd_stream; |
| 309 | |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 310 | LOG_INFO("handle_command_stream: cmd_stream=%p, cms_length %d", cmd_stream, cms_length); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 311 | |
| 312 | if (0 != ((ptrdiff_t)cmd_stream & MASK_16_BYTE_ALIGN)) |
| 313 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 314 | LOG_ERR("Command stream addr %p not aligned to 16 bytes", cmd_stream); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 315 | return -1; |
| 316 | } |
| 317 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 318 | // Verify 16 byte alignment for base address' |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 319 | for (int i = 0; i < drv->job.num_base_addr; i++) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 320 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 321 | if (0 != (drv->job.base_addr[i] & MASK_16_BYTE_ALIGN)) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 322 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 323 | LOG_ERR("Base addr %d: 0x%llx not aligned to 16 bytes", i, drv->job.base_addr[i]); |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 324 | return -1; |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 325 | } |
| 326 | } |
| 327 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 328 | // Flush the cache if available on CPU. |
| 329 | // The upcasting to uin32_t* is ok since the pointer never is dereferenced. |
| 330 | // The base_addr_size is null if invoking from prior to invoke_V2, in that case |
| 331 | // the whole cache is being flushed. |
| 332 | |
| 333 | if (drv->job.base_addr_size != NULL) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 334 | { |
| 335 | ethosu_flush_dcache((uint32_t *)cmd_stream_ptr, cms_bytes); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 336 | for (int i = 0; i < drv->job.num_base_addr; i++) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 337 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 338 | ethosu_flush_dcache((uint32_t *)(uintptr_t)drv->job.base_addr[i], drv->job.base_addr_size[i]); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 339 | } |
| 340 | } |
| 341 | else |
| 342 | { |
| 343 | ethosu_flush_dcache(NULL, 0); |
| 344 | } |
| 345 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 346 | // Request power gating disabled during inference run |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 347 | if (!ethosu_request_power(drv)) |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 348 | { |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 349 | LOG_ERR("Failed to request power"); |
| 350 | return -1; |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 351 | } |
| 352 | |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 353 | drv->job.state = ETHOSU_JOB_RUNNING; |
| 354 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 355 | // Inference begin callback |
| 356 | ethosu_inference_begin(drv, drv->job.user_arg); |
| 357 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 358 | // Execute the command stream |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 359 | ethosu_dev_run_command_stream(drv->dev, cmd_stream, cms_bytes, drv->job.base_addr, drv->job.num_base_addr); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 360 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 361 | return 0; |
| 362 | } |
| 363 | |
| 364 | /****************************************************************************** |
| 365 | * Weak functions - Interrupt handler |
| 366 | ******************************************************************************/ |
| 367 | void __attribute__((weak)) ethosu_irq_handler(struct ethosu_driver *drv) |
| 368 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 369 | LOG_DEBUG("Got interrupt from Ethos-U"); |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 370 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 371 | drv->job.state = ETHOSU_JOB_DONE; |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 372 | if (!ethosu_dev_handle_interrupt(drv->dev)) |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 373 | { |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 374 | drv->status_error = true; |
| 375 | } |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 376 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 377 | ethosu_semaphore_give(drv->semaphore); |
| 378 | } |
| 379 | |
| 380 | /****************************************************************************** |
| 381 | * Functions API |
| 382 | ******************************************************************************/ |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 383 | |
Anton Moberg | effc7aa | 2021-05-03 09:25:06 +0200 | [diff] [blame] | 384 | int ethosu_init(struct ethosu_driver *drv, |
| 385 | const void *base_address, |
| 386 | const void *fast_memory, |
| 387 | const size_t fast_memory_size, |
| 388 | uint32_t secure_enable, |
| 389 | uint32_t privilege_enable) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 390 | { |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 391 | LOG_INFO("Initializing NPU: base_address=%p, fast_memory=%p, fast_memory_size=%zu, secure=%" PRIu32 |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 392 | ", privileged=%" PRIu32, |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 393 | base_address, |
| 394 | fast_memory, |
Per Åstrand | e6498f0 | 2020-11-09 15:33:12 +0100 | [diff] [blame] | 395 | fast_memory_size, |
| 396 | secure_enable, |
| 397 | privilege_enable); |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 398 | |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 399 | if (!ethosu_mutex) |
| 400 | { |
| 401 | ethosu_mutex = ethosu_mutex_create(); |
| 402 | } |
| 403 | |
| 404 | if (!ethosu_semaphore) |
| 405 | { |
| 406 | ethosu_semaphore = ethosu_semaphore_create(); |
| 407 | } |
| 408 | |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 409 | drv->fast_memory = (uint32_t)fast_memory; |
| 410 | drv->fast_memory_size = fast_memory_size; |
| 411 | drv->power_request_counter = 0; |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 412 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 413 | // Initialize the device and set requested security state and privilege mode |
| 414 | drv->dev = ethosu_dev_init(base_address, secure_enable, privilege_enable); |
| 415 | |
| 416 | if (drv->dev == NULL) |
Bhavik Patel | dae5be0 | 2020-06-18 15:25:15 +0200 | [diff] [blame] | 417 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 418 | LOG_ERR("Failed to initialize Ethos-U device"); |
Bhavik Patel | dae5be0 | 2020-06-18 15:25:15 +0200 | [diff] [blame] | 419 | return -1; |
| 420 | } |
| 421 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 422 | drv->semaphore = ethosu_semaphore_create(); |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 423 | drv->status_error = false; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 424 | |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 425 | ethosu_reset_job(drv); |
| 426 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 427 | ethosu_register_driver(drv); |
| 428 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 429 | return 0; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 430 | } |
| 431 | |
Anton Moberg | 547ca53 | 2021-06-14 09:43:53 +0200 | [diff] [blame] | 432 | void ethosu_deinit(struct ethosu_driver *drv) |
| 433 | { |
| 434 | ethosu_deregister_driver(drv); |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 435 | ethosu_semaphore_destroy(drv->semaphore); |
| 436 | ethosu_dev_deinit(drv->dev); |
| 437 | drv->dev = NULL; |
Anton Moberg | 547ca53 | 2021-06-14 09:43:53 +0200 | [diff] [blame] | 438 | } |
| 439 | |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 440 | bool ethosu_soft_reset(struct ethosu_driver *drv) |
| 441 | { |
| 442 | // Soft reset the NPU |
| 443 | if (ethosu_dev_soft_reset(drv->dev) != ETHOSU_SUCCESS) |
| 444 | { |
| 445 | LOG_ERR("Failed to soft-reset NPU"); |
| 446 | return false; |
| 447 | } |
| 448 | |
| 449 | // Update power and clock gating after the soft reset |
| 450 | ethosu_dev_set_clock_and_power(drv->dev, |
| 451 | drv->power_request_counter > 0 ? ETHOSU_CLOCK_Q_DISABLE : ETHOSU_CLOCK_Q_ENABLE, |
| 452 | drv->power_request_counter > 0 ? ETHOSU_POWER_Q_DISABLE : ETHOSU_POWER_Q_ENABLE); |
| 453 | |
| 454 | return true; |
| 455 | } |
| 456 | |
| 457 | bool ethosu_request_power(struct ethosu_driver *drv) |
| 458 | { |
| 459 | // Check if this is the first power request, increase counter |
| 460 | if (drv->power_request_counter++ == 0) |
| 461 | { |
| 462 | // Always reset to a known state. Changes to requested |
| 463 | // security state/privilege mode if necessary. |
| 464 | if (ethosu_soft_reset(drv) == false) |
| 465 | { |
| 466 | LOG_ERR("Failed to request power for Ethos-U"); |
| 467 | drv->power_request_counter--; |
| 468 | return false; |
| 469 | } |
| 470 | } |
| 471 | return true; |
| 472 | } |
| 473 | |
| 474 | void ethosu_release_power(struct ethosu_driver *drv) |
| 475 | { |
| 476 | if (drv->power_request_counter == 0) |
| 477 | { |
| 478 | LOG_WARN("No power request left to release, reference counter is 0"); |
| 479 | } |
| 480 | else |
| 481 | { |
| 482 | // Decrement ref counter and enable power gating if no requests remain |
| 483 | if (--drv->power_request_counter == 0) |
| 484 | { |
| 485 | ethosu_dev_set_clock_and_power(drv->dev, ETHOSU_CLOCK_Q_ENABLE, ETHOSU_POWER_Q_ENABLE); |
| 486 | } |
| 487 | } |
| 488 | } |
| 489 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 490 | void ethosu_get_driver_version(struct ethosu_driver_version *ver) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 491 | { |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 492 | assert(ver != NULL); |
| 493 | ver->major = ETHOSU_DRIVER_VERSION_MAJOR; |
| 494 | ver->minor = ETHOSU_DRIVER_VERSION_MINOR; |
| 495 | ver->patch = ETHOSU_DRIVER_VERSION_PATCH; |
| 496 | } |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 497 | |
Jonny Svärd | a830f17 | 2021-06-07 16:57:00 +0200 | [diff] [blame] | 498 | void ethosu_get_hw_info(struct ethosu_driver *drv, struct ethosu_hw_info *hw) |
| 499 | { |
| 500 | assert(hw != NULL); |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 501 | ethosu_dev_get_hw_info(drv->dev, hw); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 502 | } |
| 503 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 504 | int ethosu_wait(struct ethosu_driver *drv, bool block) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 505 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 506 | int ret = 0; |
| 507 | |
| 508 | switch (drv->job.state) |
| 509 | { |
| 510 | case ETHOSU_JOB_IDLE: |
| 511 | LOG_ERR("Inference job not running..."); |
| 512 | ret = -2; |
| 513 | break; |
| 514 | case ETHOSU_JOB_RUNNING: |
| 515 | if (!block) |
| 516 | { |
| 517 | // Inference still running, do not block |
| 518 | ret = 1; |
| 519 | break; |
| 520 | } |
| 521 | // fall through |
| 522 | case ETHOSU_JOB_DONE: |
| 523 | // Wait for interrupt in blocking mode. In non-blocking mode |
| 524 | // the interrupt has already triggered |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 525 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 526 | ethosu_semaphore_take(drv->semaphore); |
| 527 | |
| 528 | // Inference done callback |
| 529 | ethosu_inference_end(drv, drv->job.user_arg); |
| 530 | |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 531 | // Relase power gating disabled requirement |
| 532 | ethosu_release_power(drv); |
| 533 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 534 | // Check NPU and interrupt status |
| 535 | if (drv->status_error) |
| 536 | { |
| 537 | LOG_ERR("NPU error(s) occured during inference."); |
| 538 | ethosu_dev_print_err_status(drv->dev); |
| 539 | |
| 540 | // Reset the NPU |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 541 | (void)ethosu_soft_reset(drv); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 542 | // NPU is no longer in error state |
| 543 | drv->status_error = false; |
| 544 | |
| 545 | ret = -1; |
| 546 | } |
| 547 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 548 | if (ret == 0) |
| 549 | { |
| 550 | // Invalidate cache |
| 551 | if (drv->job.base_addr_size != NULL) |
| 552 | { |
| 553 | for (int i = 0; i < drv->job.num_base_addr; i++) |
| 554 | { |
| 555 | ethosu_invalidate_dcache((uint32_t *)(uintptr_t)drv->job.base_addr[i], drv->job.base_addr_size[i]); |
| 556 | } |
| 557 | } |
| 558 | else |
| 559 | { |
| 560 | ethosu_invalidate_dcache(NULL, 0); |
| 561 | } |
| 562 | |
| 563 | LOG_DEBUG("Inference finished successfully..."); |
| 564 | } |
| 565 | |
| 566 | // Reset internal job (state resets to IDLE) |
| 567 | ethosu_reset_job(drv); |
| 568 | break; |
| 569 | |
| 570 | default: |
| 571 | LOG_ERR("Unexpected job state"); |
| 572 | ethosu_reset_job(drv); |
| 573 | ret = -1; |
| 574 | break; |
| 575 | } |
| 576 | |
| 577 | // Return inference job status |
| 578 | return ret; |
| 579 | } |
| 580 | |
| 581 | int ethosu_invoke_async(struct ethosu_driver *drv, |
| 582 | const void *custom_data_ptr, |
| 583 | const int custom_data_size, |
| 584 | const uint64_t *base_addr, |
| 585 | const size_t *base_addr_size, |
| 586 | const int num_base_addr, |
| 587 | void *user_arg) |
| 588 | { |
| 589 | |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 590 | const struct cop_data_s *data_ptr = custom_data_ptr; |
Kristofer Jonsson | 24455ee | 2022-02-08 13:33:22 +0100 | [diff] [blame] | 591 | const struct cop_data_s *data_end = (struct cop_data_s *)((ptrdiff_t)custom_data_ptr + custom_data_size); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 592 | |
| 593 | // Make sure an inference is not already running |
| 594 | if (drv->job.state != ETHOSU_JOB_IDLE) |
| 595 | { |
| 596 | LOG_ERR("Inference already running, or waiting to be cleared..."); |
| 597 | return -1; |
| 598 | } |
| 599 | |
| 600 | drv->job.state = ETHOSU_JOB_IDLE; |
| 601 | drv->job.custom_data_ptr = custom_data_ptr; |
| 602 | drv->job.custom_data_size = custom_data_size; |
| 603 | drv->job.base_addr = base_addr; |
| 604 | drv->job.base_addr_size = base_addr_size; |
| 605 | drv->job.num_base_addr = num_base_addr; |
| 606 | drv->job.user_arg = user_arg; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 607 | |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 608 | // First word in custom_data_ptr should contain "Custom Operator Payload 1" |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 609 | if (data_ptr->word != ETHOSU_FOURCC) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 610 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 611 | LOG_ERR("Custom Operator Payload: %" PRIu32 " is not correct, expected %x", data_ptr->word, ETHOSU_FOURCC); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 612 | goto err; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 613 | } |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 614 | |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 615 | // Custom data length must be a multiple of 32 bits |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 616 | if ((custom_data_size % BYTES_IN_32_BITS) != 0) |
| 617 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 618 | LOG_ERR("custom_data_size=0x%x not a multiple of 4", custom_data_size); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 619 | goto err; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 620 | } |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 621 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 622 | data_ptr++; |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 623 | |
| 624 | // Adjust base address to fast memory area |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 625 | if (drv->fast_memory != 0 && num_base_addr >= FAST_MEMORY_BASE_ADDR_INDEX) |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 626 | { |
| 627 | uint64_t *fast_memory = (uint64_t *)&base_addr[FAST_MEMORY_BASE_ADDR_INDEX]; |
| 628 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 629 | if (base_addr_size != NULL && base_addr_size[FAST_MEMORY_BASE_ADDR_INDEX] > drv->fast_memory_size) |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 630 | { |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 631 | LOG_ERR("Fast memory area too small. fast_memory_size=%u, base_addr_size=%u", |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 632 | drv->fast_memory_size, |
Kristofer Jonsson | 4c94b30 | 2020-11-06 10:33:21 +0100 | [diff] [blame] | 633 | base_addr_size[FAST_MEMORY_BASE_ADDR_INDEX]); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 634 | goto err; |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 635 | } |
Kristofer Jonsson | 4c94b30 | 2020-11-06 10:33:21 +0100 | [diff] [blame] | 636 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 637 | *fast_memory = drv->fast_memory; |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 638 | } |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 639 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 640 | drv->status_error = false; |
Kristofer Jonsson | 125429a | 2020-08-20 16:52:23 +0200 | [diff] [blame] | 641 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 642 | // Parse Custom Operator Payload data |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 643 | while (data_ptr < data_end) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 644 | { |
| 645 | switch (data_ptr->driver_action_command) |
| 646 | { |
| 647 | case OPTIMIZER_CONFIG: |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 648 | LOG_DEBUG("OPTIMIZER_CONFIG"); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 649 | struct opt_cfg_s *opt_cfg_p = (struct opt_cfg_s *)data_ptr; |
| 650 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 651 | if (handle_optimizer_config(drv, opt_cfg_p) < 0) |
| 652 | { |
| 653 | goto err; |
| 654 | } |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 655 | data_ptr += DRIVER_ACTION_LENGTH_32_BIT_WORD + OPTIMIZER_CONFIG_LENGTH_32_BIT_WORD; |
| 656 | break; |
| 657 | case COMMAND_STREAM: |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 658 | // Vela only supports putting one COMMAND_STREAM per op |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 659 | LOG_DEBUG("COMMAND_STREAM"); |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 660 | void *command_stream = (uint8_t *)(data_ptr) + sizeof(struct cop_data_s); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 661 | int cms_length = (data_ptr->reserved << 16) | data_ptr->length; |
| 662 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 663 | if (handle_command_stream(drv, command_stream, cms_length) < 0) |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 664 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 665 | goto err; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 666 | } |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 667 | data_ptr += DRIVER_ACTION_LENGTH_32_BIT_WORD + cms_length; |
| 668 | break; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 669 | case NOP: |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 670 | LOG_DEBUG("NOP"); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 671 | data_ptr += DRIVER_ACTION_LENGTH_32_BIT_WORD; |
| 672 | break; |
| 673 | default: |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 674 | LOG_ERR("UNSUPPORTED driver_action_command: %d", data_ptr->driver_action_command); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 675 | goto err; |
Bhavik Patel | e645fed | 2020-06-12 14:46:47 +0200 | [diff] [blame] | 676 | break; |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 677 | } |
| 678 | } |
Jonny Svärd | 136810f | 2021-10-13 16:04:26 +0200 | [diff] [blame] | 679 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 680 | return 0; |
| 681 | err: |
| 682 | LOG_ERR("Failed to invoke inference."); |
| 683 | ethosu_reset_job(drv); |
| 684 | return -1; |
| 685 | } |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 686 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 687 | int ethosu_invoke_v3(struct ethosu_driver *drv, |
| 688 | const void *custom_data_ptr, |
| 689 | const int custom_data_size, |
| 690 | const uint64_t *base_addr, |
| 691 | const size_t *base_addr_size, |
| 692 | const int num_base_addr, |
| 693 | void *user_arg) |
| 694 | { |
| 695 | if (ethosu_invoke_async( |
| 696 | drv, custom_data_ptr, custom_data_size, base_addr, base_addr_size, num_base_addr, user_arg) < 0) |
Bhavik Patel | 5f8dad1 | 2020-09-30 09:06:52 +0200 | [diff] [blame] | 697 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 698 | return -1; |
Bhavik Patel | 5f8dad1 | 2020-09-30 09:06:52 +0200 | [diff] [blame] | 699 | } |
Kristofer Jonsson | 2b201c3 | 2020-09-02 16:42:43 +0200 | [diff] [blame] | 700 | |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 701 | return ethosu_wait(drv, true); |
Kristofer Jonsson | 49bdee8 | 2020-04-06 13:21:21 +0200 | [diff] [blame] | 702 | } |
| 703 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 704 | struct ethosu_driver *ethosu_reserve_driver(void) |
| 705 | { |
Anton Moberg | df386e0 | 2021-02-02 11:26:48 +0100 | [diff] [blame] | 706 | struct ethosu_driver *drv = NULL; |
| 707 | |
| 708 | do |
| 709 | { |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 710 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 711 | ethosu_mutex_lock(ethosu_mutex); |
Anton Moberg | df386e0 | 2021-02-02 11:26:48 +0100 | [diff] [blame] | 712 | drv = ethosu_find_and_reserve_driver(); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 713 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 714 | ethosu_mutex_unlock(ethosu_mutex); |
Anton Moberg | df386e0 | 2021-02-02 11:26:48 +0100 | [diff] [blame] | 715 | |
| 716 | if (drv != NULL) |
| 717 | { |
| 718 | break; |
| 719 | } |
| 720 | |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 721 | LOG_INFO("Waiting for NPU driver handle to become available..."); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 722 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 723 | ethosu_semaphore_take(ethosu_semaphore); |
Anton Moberg | df386e0 | 2021-02-02 11:26:48 +0100 | [diff] [blame] | 724 | |
| 725 | } while (1); |
| 726 | |
| 727 | return drv; |
| 728 | } |
| 729 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 730 | void ethosu_release_driver(struct ethosu_driver *drv) |
| 731 | { |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 732 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 733 | ethosu_mutex_lock(ethosu_mutex); |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 734 | if (drv != NULL && drv->reserved) |
| 735 | { |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 736 | if (drv->job.state == ETHOSU_JOB_RUNNING || drv->job.state == ETHOSU_JOB_DONE) |
| 737 | { |
| 738 | // Give the inference one shot to complete or force kill the job |
| 739 | if (ethosu_wait(drv, false) == 1) |
| 740 | { |
| 741 | // Still running, soft reset the NPU and reset driver |
Jonny Svärd | 301399d | 2022-04-26 18:31:24 +0200 | [diff] [blame] | 742 | drv->power_request_counter = 0; |
| 743 | ethosu_soft_reset(drv); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 744 | ethosu_reset_job(drv); |
| 745 | drv->status_error = false; |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 746 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 747 | ethosu_semaphore_give(drv->semaphore); |
Jonny Svärd | 1a3bb92 | 2022-02-25 16:28:21 +0100 | [diff] [blame] | 748 | } |
| 749 | } |
| 750 | |
Anton Moberg | 61da4d3 | 2020-12-22 16:00:31 +0100 | [diff] [blame] | 751 | drv->reserved = false; |
Kristofer Jonsson | 089a347 | 2021-11-12 12:52:07 +0100 | [diff] [blame] | 752 | LOG_DEBUG("NPU driver handle %p released", drv); |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 753 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 754 | ethosu_semaphore_give(ethosu_semaphore); |
Anton Moberg | 8d65b6f | 2020-12-21 09:37:18 +0100 | [diff] [blame] | 755 | } |
Ledion Daja | c6505f3 | 2022-04-20 09:55:21 +0200 | [diff] [blame] | 756 | /* TODO: feedback needed aout how to handle error (-1) return value */ |
Anton Moberg | dfed5fd | 2021-03-11 14:41:11 +0100 | [diff] [blame] | 757 | ethosu_mutex_unlock(ethosu_mutex); |
Anton Moberg | 8d65b6f | 2020-12-21 09:37:18 +0100 | [diff] [blame] | 758 | } |