1 // SPDX-License-Identifier: BSD-3-Clause 2 /* Copyright (c) 2016-2018, NXP Semiconductors 3 * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> 4 */ 5 #include "sja1105_static_config.h" 6 #include <linux/crc32.h> 7 #include <linux/slab.h> 8 #include <linux/string.h> 9 #include <linux/errno.h> 10 11 /* Convenience wrappers over the generic packing functions. These take into 12 * account the SJA1105 memory layout quirks and provide some level of 13 * programmer protection against incorrect API use. The errors are not expected 14 * to occur durring runtime, therefore printing and swallowing them here is 15 * appropriate instead of clutterring up higher-level code. 16 */ 17 void sja1105_pack(void *buf, const u64 *val, int start, int end, size_t len) 18 { 19 int rc = packing(buf, (u64 *)val, start, end, len, 20 PACK, QUIRK_LSW32_IS_FIRST); 21 22 if (likely(!rc)) 23 return; 24 25 if (rc == -EINVAL) { 26 pr_err("Start bit (%d) expected to be larger than end (%d)\n", 27 start, end); 28 } else if (rc == -ERANGE) { 29 if ((start - end + 1) > 64) 30 pr_err("Field %d-%d too large for 64 bits!\n", 31 start, end); 32 else 33 pr_err("Cannot store %llx inside bits %d-%d (would truncate)\n", 34 *val, start, end); 35 } 36 dump_stack(); 37 } 38 39 void sja1105_unpack(const void *buf, u64 *val, int start, int end, size_t len) 40 { 41 int rc = packing((void *)buf, val, start, end, len, 42 UNPACK, QUIRK_LSW32_IS_FIRST); 43 44 if (likely(!rc)) 45 return; 46 47 if (rc == -EINVAL) 48 pr_err("Start bit (%d) expected to be larger than end (%d)\n", 49 start, end); 50 else if (rc == -ERANGE) 51 pr_err("Field %d-%d too large for 64 bits!\n", 52 start, end); 53 dump_stack(); 54 } 55 56 void sja1105_packing(void *buf, u64 *val, int start, int end, 57 size_t len, enum packing_op op) 58 { 59 int rc = packing(buf, val, start, end, len, op, QUIRK_LSW32_IS_FIRST); 60 61 if (likely(!rc)) 62 return; 63 64 if (rc == -EINVAL) { 65 pr_err("Start bit (%d) expected to be larger than end (%d)\n", 66 start, end); 67 } else if (rc == -ERANGE) { 68 if ((start - end + 1) > 64) 69 pr_err("Field %d-%d too large for 64 bits!\n", 70 start, end); 71 else 72 pr_err("Cannot store %llx inside bits %d-%d (would truncate)\n", 73 *val, start, end); 74 } 75 dump_stack(); 76 } 77 78 /* Little-endian Ethernet CRC32 of data packed as big-endian u32 words */ 79 u32 sja1105_crc32(const void *buf, size_t len) 80 { 81 unsigned int i; 82 u64 word; 83 u32 crc; 84 85 /* seed */ 86 crc = ~0; 87 for (i = 0; i < len; i += 4) { 88 sja1105_unpack(buf + i, &word, 31, 0, 4); 89 crc = crc32_le(crc, (u8 *)&word, 4); 90 } 91 return ~crc; 92 } 93 94 static size_t sja1105et_avb_params_entry_packing(void *buf, void *entry_ptr, 95 enum packing_op op) 96 { 97 const size_t size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY; 98 struct sja1105_avb_params_entry *entry = entry_ptr; 99 100 sja1105_packing(buf, &entry->destmeta, 95, 48, size, op); 101 sja1105_packing(buf, &entry->srcmeta, 47, 0, size, op); 102 return size; 103 } 104 105 size_t sja1105pqrs_avb_params_entry_packing(void *buf, void *entry_ptr, 106 enum packing_op op) 107 { 108 const size_t size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY; 109 struct sja1105_avb_params_entry *entry = entry_ptr; 110 111 sja1105_packing(buf, &entry->cas_master, 126, 126, size, op); 112 sja1105_packing(buf, &entry->destmeta, 125, 78, size, op); 113 sja1105_packing(buf, &entry->srcmeta, 77, 30, size, op); 114 return size; 115 } 116 117 static size_t sja1105et_general_params_entry_packing(void *buf, void *entry_ptr, 118 enum packing_op op) 119 { 120 const size_t size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY; 121 struct sja1105_general_params_entry *entry = entry_ptr; 122 123 sja1105_packing(buf, &entry->vllupformat, 319, 319, size, op); 124 sja1105_packing(buf, &entry->mirr_ptacu, 318, 318, size, op); 125 sja1105_packing(buf, &entry->switchid, 317, 315, size, op); 126 sja1105_packing(buf, &entry->hostprio, 314, 312, size, op); 127 sja1105_packing(buf, &entry->mac_fltres1, 311, 264, size, op); 128 sja1105_packing(buf, &entry->mac_fltres0, 263, 216, size, op); 129 sja1105_packing(buf, &entry->mac_flt1, 215, 168, size, op); 130 sja1105_packing(buf, &entry->mac_flt0, 167, 120, size, op); 131 sja1105_packing(buf, &entry->incl_srcpt1, 119, 119, size, op); 132 sja1105_packing(buf, &entry->incl_srcpt0, 118, 118, size, op); 133 sja1105_packing(buf, &entry->send_meta1, 117, 117, size, op); 134 sja1105_packing(buf, &entry->send_meta0, 116, 116, size, op); 135 sja1105_packing(buf, &entry->casc_port, 115, 113, size, op); 136 sja1105_packing(buf, &entry->host_port, 112, 110, size, op); 137 sja1105_packing(buf, &entry->mirr_port, 109, 107, size, op); 138 sja1105_packing(buf, &entry->vlmarker, 106, 75, size, op); 139 sja1105_packing(buf, &entry->vlmask, 74, 43, size, op); 140 sja1105_packing(buf, &entry->tpid, 42, 27, size, op); 141 sja1105_packing(buf, &entry->ignore2stf, 26, 26, size, op); 142 sja1105_packing(buf, &entry->tpid2, 25, 10, size, op); 143 return size; 144 } 145 146 /* TPID and TPID2 are intentionally reversed so that semantic 147 * compatibility with E/T is kept. 148 */ 149 size_t sja1105pqrs_general_params_entry_packing(void *buf, void *entry_ptr, 150 enum packing_op op) 151 { 152 const size_t size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY; 153 struct sja1105_general_params_entry *entry = entry_ptr; 154 155 sja1105_packing(buf, &entry->vllupformat, 351, 351, size, op); 156 sja1105_packing(buf, &entry->mirr_ptacu, 350, 350, size, op); 157 sja1105_packing(buf, &entry->switchid, 349, 347, size, op); 158 sja1105_packing(buf, &entry->hostprio, 346, 344, size, op); 159 sja1105_packing(buf, &entry->mac_fltres1, 343, 296, size, op); 160 sja1105_packing(buf, &entry->mac_fltres0, 295, 248, size, op); 161 sja1105_packing(buf, &entry->mac_flt1, 247, 200, size, op); 162 sja1105_packing(buf, &entry->mac_flt0, 199, 152, size, op); 163 sja1105_packing(buf, &entry->incl_srcpt1, 151, 151, size, op); 164 sja1105_packing(buf, &entry->incl_srcpt0, 150, 150, size, op); 165 sja1105_packing(buf, &entry->send_meta1, 149, 149, size, op); 166 sja1105_packing(buf, &entry->send_meta0, 148, 148, size, op); 167 sja1105_packing(buf, &entry->casc_port, 147, 145, size, op); 168 sja1105_packing(buf, &entry->host_port, 144, 142, size, op); 169 sja1105_packing(buf, &entry->mirr_port, 141, 139, size, op); 170 sja1105_packing(buf, &entry->vlmarker, 138, 107, size, op); 171 sja1105_packing(buf, &entry->vlmask, 106, 75, size, op); 172 sja1105_packing(buf, &entry->tpid2, 74, 59, size, op); 173 sja1105_packing(buf, &entry->ignore2stf, 58, 58, size, op); 174 sja1105_packing(buf, &entry->tpid, 57, 42, size, op); 175 sja1105_packing(buf, &entry->queue_ts, 41, 41, size, op); 176 sja1105_packing(buf, &entry->egrmirrvid, 40, 29, size, op); 177 sja1105_packing(buf, &entry->egrmirrpcp, 28, 26, size, op); 178 sja1105_packing(buf, &entry->egrmirrdei, 25, 25, size, op); 179 sja1105_packing(buf, &entry->replay_port, 24, 22, size, op); 180 return size; 181 } 182 183 static size_t 184 sja1105_l2_forwarding_params_entry_packing(void *buf, void *entry_ptr, 185 enum packing_op op) 186 { 187 const size_t size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY; 188 struct sja1105_l2_forwarding_params_entry *entry = entry_ptr; 189 int offset, i; 190 191 sja1105_packing(buf, &entry->max_dynp, 95, 93, size, op); 192 for (i = 0, offset = 13; i < 8; i++, offset += 10) 193 sja1105_packing(buf, &entry->part_spc[i], 194 offset + 9, offset + 0, size, op); 195 return size; 196 } 197 198 size_t sja1105_l2_forwarding_entry_packing(void *buf, void *entry_ptr, 199 enum packing_op op) 200 { 201 const size_t size = SJA1105_SIZE_L2_FORWARDING_ENTRY; 202 struct sja1105_l2_forwarding_entry *entry = entry_ptr; 203 int offset, i; 204 205 sja1105_packing(buf, &entry->bc_domain, 63, 59, size, op); 206 sja1105_packing(buf, &entry->reach_port, 58, 54, size, op); 207 sja1105_packing(buf, &entry->fl_domain, 53, 49, size, op); 208 for (i = 0, offset = 25; i < 8; i++, offset += 3) 209 sja1105_packing(buf, &entry->vlan_pmap[i], 210 offset + 2, offset + 0, size, op); 211 return size; 212 } 213 214 static size_t 215 sja1105et_l2_lookup_params_entry_packing(void *buf, void *entry_ptr, 216 enum packing_op op) 217 { 218 const size_t size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY; 219 struct sja1105_l2_lookup_params_entry *entry = entry_ptr; 220 221 sja1105_packing(buf, &entry->maxage, 31, 17, size, op); 222 sja1105_packing(buf, &entry->dyn_tbsz, 16, 14, size, op); 223 sja1105_packing(buf, &entry->poly, 13, 6, size, op); 224 sja1105_packing(buf, &entry->shared_learn, 5, 5, size, op); 225 sja1105_packing(buf, &entry->no_enf_hostprt, 4, 4, size, op); 226 sja1105_packing(buf, &entry->no_mgmt_learn, 3, 3, size, op); 227 return size; 228 } 229 230 size_t sja1105pqrs_l2_lookup_params_entry_packing(void *buf, void *entry_ptr, 231 enum packing_op op) 232 { 233 const size_t size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY; 234 struct sja1105_l2_lookup_params_entry *entry = entry_ptr; 235 int offset, i; 236 237 for (i = 0, offset = 58; i < 5; i++, offset += 11) 238 sja1105_packing(buf, &entry->maxaddrp[i], 239 offset + 10, offset + 0, size, op); 240 sja1105_packing(buf, &entry->maxage, 57, 43, size, op); 241 sja1105_packing(buf, &entry->start_dynspc, 42, 33, size, op); 242 sja1105_packing(buf, &entry->drpnolearn, 32, 28, size, op); 243 sja1105_packing(buf, &entry->shared_learn, 27, 27, size, op); 244 sja1105_packing(buf, &entry->no_enf_hostprt, 26, 26, size, op); 245 sja1105_packing(buf, &entry->no_mgmt_learn, 25, 25, size, op); 246 sja1105_packing(buf, &entry->use_static, 24, 24, size, op); 247 sja1105_packing(buf, &entry->owr_dyn, 23, 23, size, op); 248 sja1105_packing(buf, &entry->learn_once, 22, 22, size, op); 249 return size; 250 } 251 252 size_t sja1105et_l2_lookup_entry_packing(void *buf, void *entry_ptr, 253 enum packing_op op) 254 { 255 const size_t size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY; 256 struct sja1105_l2_lookup_entry *entry = entry_ptr; 257 258 sja1105_packing(buf, &entry->vlanid, 95, 84, size, op); 259 sja1105_packing(buf, &entry->macaddr, 83, 36, size, op); 260 sja1105_packing(buf, &entry->destports, 35, 31, size, op); 261 sja1105_packing(buf, &entry->enfport, 30, 30, size, op); 262 sja1105_packing(buf, &entry->index, 29, 20, size, op); 263 return size; 264 } 265 266 size_t sja1105pqrs_l2_lookup_entry_packing(void *buf, void *entry_ptr, 267 enum packing_op op) 268 { 269 const size_t size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY; 270 struct sja1105_l2_lookup_entry *entry = entry_ptr; 271 272 if (entry->lockeds) { 273 sja1105_packing(buf, &entry->tsreg, 159, 159, size, op); 274 sja1105_packing(buf, &entry->mirrvlan, 158, 147, size, op); 275 sja1105_packing(buf, &entry->takets, 146, 146, size, op); 276 sja1105_packing(buf, &entry->mirr, 145, 145, size, op); 277 sja1105_packing(buf, &entry->retag, 144, 144, size, op); 278 } else { 279 sja1105_packing(buf, &entry->touched, 159, 159, size, op); 280 sja1105_packing(buf, &entry->age, 158, 144, size, op); 281 } 282 sja1105_packing(buf, &entry->mask_iotag, 143, 143, size, op); 283 sja1105_packing(buf, &entry->mask_vlanid, 142, 131, size, op); 284 sja1105_packing(buf, &entry->mask_macaddr, 130, 83, size, op); 285 sja1105_packing(buf, &entry->iotag, 82, 82, size, op); 286 sja1105_packing(buf, &entry->vlanid, 81, 70, size, op); 287 sja1105_packing(buf, &entry->macaddr, 69, 22, size, op); 288 sja1105_packing(buf, &entry->destports, 21, 17, size, op); 289 sja1105_packing(buf, &entry->enfport, 16, 16, size, op); 290 sja1105_packing(buf, &entry->index, 15, 6, size, op); 291 return size; 292 } 293 294 static size_t sja1105_l2_policing_entry_packing(void *buf, void *entry_ptr, 295 enum packing_op op) 296 { 297 const size_t size = SJA1105_SIZE_L2_POLICING_ENTRY; 298 struct sja1105_l2_policing_entry *entry = entry_ptr; 299 300 sja1105_packing(buf, &entry->sharindx, 63, 58, size, op); 301 sja1105_packing(buf, &entry->smax, 57, 42, size, op); 302 sja1105_packing(buf, &entry->rate, 41, 26, size, op); 303 sja1105_packing(buf, &entry->maxlen, 25, 15, size, op); 304 sja1105_packing(buf, &entry->partition, 14, 12, size, op); 305 return size; 306 } 307 308 static size_t sja1105et_mac_config_entry_packing(void *buf, void *entry_ptr, 309 enum packing_op op) 310 { 311 const size_t size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY; 312 struct sja1105_mac_config_entry *entry = entry_ptr; 313 int offset, i; 314 315 for (i = 0, offset = 72; i < 8; i++, offset += 19) { 316 sja1105_packing(buf, &entry->enabled[i], 317 offset + 0, offset + 0, size, op); 318 sja1105_packing(buf, &entry->base[i], 319 offset + 9, offset + 1, size, op); 320 sja1105_packing(buf, &entry->top[i], 321 offset + 18, offset + 10, size, op); 322 } 323 sja1105_packing(buf, &entry->ifg, 71, 67, size, op); 324 sja1105_packing(buf, &entry->speed, 66, 65, size, op); 325 sja1105_packing(buf, &entry->tp_delin, 64, 49, size, op); 326 sja1105_packing(buf, &entry->tp_delout, 48, 33, size, op); 327 sja1105_packing(buf, &entry->maxage, 32, 25, size, op); 328 sja1105_packing(buf, &entry->vlanprio, 24, 22, size, op); 329 sja1105_packing(buf, &entry->vlanid, 21, 10, size, op); 330 sja1105_packing(buf, &entry->ing_mirr, 9, 9, size, op); 331 sja1105_packing(buf, &entry->egr_mirr, 8, 8, size, op); 332 sja1105_packing(buf, &entry->drpnona664, 7, 7, size, op); 333 sja1105_packing(buf, &entry->drpdtag, 6, 6, size, op); 334 sja1105_packing(buf, &entry->drpuntag, 5, 5, size, op); 335 sja1105_packing(buf, &entry->retag, 4, 4, size, op); 336 sja1105_packing(buf, &entry->dyn_learn, 3, 3, size, op); 337 sja1105_packing(buf, &entry->egress, 2, 2, size, op); 338 sja1105_packing(buf, &entry->ingress, 1, 1, size, op); 339 return size; 340 } 341 342 size_t sja1105pqrs_mac_config_entry_packing(void *buf, void *entry_ptr, 343 enum packing_op op) 344 { 345 const size_t size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY; 346 struct sja1105_mac_config_entry *entry = entry_ptr; 347 int offset, i; 348 349 for (i = 0, offset = 104; i < 8; i++, offset += 19) { 350 sja1105_packing(buf, &entry->enabled[i], 351 offset + 0, offset + 0, size, op); 352 sja1105_packing(buf, &entry->base[i], 353 offset + 9, offset + 1, size, op); 354 sja1105_packing(buf, &entry->top[i], 355 offset + 18, offset + 10, size, op); 356 } 357 sja1105_packing(buf, &entry->ifg, 103, 99, size, op); 358 sja1105_packing(buf, &entry->speed, 98, 97, size, op); 359 sja1105_packing(buf, &entry->tp_delin, 96, 81, size, op); 360 sja1105_packing(buf, &entry->tp_delout, 80, 65, size, op); 361 sja1105_packing(buf, &entry->maxage, 64, 57, size, op); 362 sja1105_packing(buf, &entry->vlanprio, 56, 54, size, op); 363 sja1105_packing(buf, &entry->vlanid, 53, 42, size, op); 364 sja1105_packing(buf, &entry->ing_mirr, 41, 41, size, op); 365 sja1105_packing(buf, &entry->egr_mirr, 40, 40, size, op); 366 sja1105_packing(buf, &entry->drpnona664, 39, 39, size, op); 367 sja1105_packing(buf, &entry->drpdtag, 38, 38, size, op); 368 sja1105_packing(buf, &entry->drpuntag, 35, 35, size, op); 369 sja1105_packing(buf, &entry->retag, 34, 34, size, op); 370 sja1105_packing(buf, &entry->dyn_learn, 33, 33, size, op); 371 sja1105_packing(buf, &entry->egress, 32, 32, size, op); 372 sja1105_packing(buf, &entry->ingress, 31, 31, size, op); 373 return size; 374 } 375 376 static size_t 377 sja1105_schedule_entry_points_params_entry_packing(void *buf, void *entry_ptr, 378 enum packing_op op) 379 { 380 struct sja1105_schedule_entry_points_params_entry *entry = entry_ptr; 381 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY; 382 383 sja1105_packing(buf, &entry->clksrc, 31, 30, size, op); 384 sja1105_packing(buf, &entry->actsubsch, 29, 27, size, op); 385 return size; 386 } 387 388 static size_t 389 sja1105_schedule_entry_points_entry_packing(void *buf, void *entry_ptr, 390 enum packing_op op) 391 { 392 struct sja1105_schedule_entry_points_entry *entry = entry_ptr; 393 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY; 394 395 sja1105_packing(buf, &entry->subschindx, 31, 29, size, op); 396 sja1105_packing(buf, &entry->delta, 28, 11, size, op); 397 sja1105_packing(buf, &entry->address, 10, 1, size, op); 398 return size; 399 } 400 401 static size_t sja1105_schedule_params_entry_packing(void *buf, void *entry_ptr, 402 enum packing_op op) 403 { 404 const size_t size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY; 405 struct sja1105_schedule_params_entry *entry = entry_ptr; 406 int offset, i; 407 408 for (i = 0, offset = 16; i < 8; i++, offset += 10) 409 sja1105_packing(buf, &entry->subscheind[i], 410 offset + 9, offset + 0, size, op); 411 return size; 412 } 413 414 static size_t sja1105_schedule_entry_packing(void *buf, void *entry_ptr, 415 enum packing_op op) 416 { 417 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY; 418 struct sja1105_schedule_entry *entry = entry_ptr; 419 420 sja1105_packing(buf, &entry->winstindex, 63, 54, size, op); 421 sja1105_packing(buf, &entry->winend, 53, 53, size, op); 422 sja1105_packing(buf, &entry->winst, 52, 52, size, op); 423 sja1105_packing(buf, &entry->destports, 51, 47, size, op); 424 sja1105_packing(buf, &entry->setvalid, 46, 46, size, op); 425 sja1105_packing(buf, &entry->txen, 45, 45, size, op); 426 sja1105_packing(buf, &entry->resmedia_en, 44, 44, size, op); 427 sja1105_packing(buf, &entry->resmedia, 43, 36, size, op); 428 sja1105_packing(buf, &entry->vlindex, 35, 26, size, op); 429 sja1105_packing(buf, &entry->delta, 25, 8, size, op); 430 return size; 431 } 432 433 static size_t 434 sja1105_vl_forwarding_params_entry_packing(void *buf, void *entry_ptr, 435 enum packing_op op) 436 { 437 struct sja1105_vl_forwarding_params_entry *entry = entry_ptr; 438 const size_t size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY; 439 int offset, i; 440 441 for (i = 0, offset = 16; i < 8; i++, offset += 10) 442 sja1105_packing(buf, &entry->partspc[i], 443 offset + 9, offset + 0, size, op); 444 sja1105_packing(buf, &entry->debugen, 15, 15, size, op); 445 return size; 446 } 447 448 static size_t sja1105_vl_forwarding_entry_packing(void *buf, void *entry_ptr, 449 enum packing_op op) 450 { 451 struct sja1105_vl_forwarding_entry *entry = entry_ptr; 452 const size_t size = SJA1105_SIZE_VL_FORWARDING_ENTRY; 453 454 sja1105_packing(buf, &entry->type, 31, 31, size, op); 455 sja1105_packing(buf, &entry->priority, 30, 28, size, op); 456 sja1105_packing(buf, &entry->partition, 27, 25, size, op); 457 sja1105_packing(buf, &entry->destports, 24, 20, size, op); 458 return size; 459 } 460 461 size_t sja1105_vl_lookup_entry_packing(void *buf, void *entry_ptr, 462 enum packing_op op) 463 { 464 struct sja1105_vl_lookup_entry *entry = entry_ptr; 465 const size_t size = SJA1105_SIZE_VL_LOOKUP_ENTRY; 466 467 if (entry->format == SJA1105_VL_FORMAT_PSFP) { 468 /* Interpreting vllupformat as 0 */ 469 sja1105_packing(buf, &entry->destports, 470 95, 91, size, op); 471 sja1105_packing(buf, &entry->iscritical, 472 90, 90, size, op); 473 sja1105_packing(buf, &entry->macaddr, 474 89, 42, size, op); 475 sja1105_packing(buf, &entry->vlanid, 476 41, 30, size, op); 477 sja1105_packing(buf, &entry->port, 478 29, 27, size, op); 479 sja1105_packing(buf, &entry->vlanprior, 480 26, 24, size, op); 481 } else { 482 /* Interpreting vllupformat as 1 */ 483 sja1105_packing(buf, &entry->egrmirr, 484 95, 91, size, op); 485 sja1105_packing(buf, &entry->ingrmirr, 486 90, 90, size, op); 487 sja1105_packing(buf, &entry->vlid, 488 57, 42, size, op); 489 sja1105_packing(buf, &entry->port, 490 29, 27, size, op); 491 } 492 return size; 493 } 494 495 static size_t sja1105_vl_policing_entry_packing(void *buf, void *entry_ptr, 496 enum packing_op op) 497 { 498 struct sja1105_vl_policing_entry *entry = entry_ptr; 499 const size_t size = SJA1105_SIZE_VL_POLICING_ENTRY; 500 501 sja1105_packing(buf, &entry->type, 63, 63, size, op); 502 sja1105_packing(buf, &entry->maxlen, 62, 52, size, op); 503 sja1105_packing(buf, &entry->sharindx, 51, 42, size, op); 504 if (entry->type == 0) { 505 sja1105_packing(buf, &entry->bag, 41, 28, size, op); 506 sja1105_packing(buf, &entry->jitter, 27, 18, size, op); 507 } 508 return size; 509 } 510 511 size_t sja1105_vlan_lookup_entry_packing(void *buf, void *entry_ptr, 512 enum packing_op op) 513 { 514 const size_t size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY; 515 struct sja1105_vlan_lookup_entry *entry = entry_ptr; 516 517 sja1105_packing(buf, &entry->ving_mirr, 63, 59, size, op); 518 sja1105_packing(buf, &entry->vegr_mirr, 58, 54, size, op); 519 sja1105_packing(buf, &entry->vmemb_port, 53, 49, size, op); 520 sja1105_packing(buf, &entry->vlan_bc, 48, 44, size, op); 521 sja1105_packing(buf, &entry->tag_port, 43, 39, size, op); 522 sja1105_packing(buf, &entry->vlanid, 38, 27, size, op); 523 return size; 524 } 525 526 static size_t sja1105_xmii_params_entry_packing(void *buf, void *entry_ptr, 527 enum packing_op op) 528 { 529 const size_t size = SJA1105_SIZE_XMII_PARAMS_ENTRY; 530 struct sja1105_xmii_params_entry *entry = entry_ptr; 531 int offset, i; 532 533 for (i = 0, offset = 17; i < 5; i++, offset += 3) { 534 sja1105_packing(buf, &entry->xmii_mode[i], 535 offset + 1, offset + 0, size, op); 536 sja1105_packing(buf, &entry->phy_mac[i], 537 offset + 2, offset + 2, size, op); 538 } 539 return size; 540 } 541 542 size_t sja1105_retagging_entry_packing(void *buf, void *entry_ptr, 543 enum packing_op op) 544 { 545 struct sja1105_retagging_entry *entry = entry_ptr; 546 const size_t size = SJA1105_SIZE_RETAGGING_ENTRY; 547 548 sja1105_packing(buf, &entry->egr_port, 63, 59, size, op); 549 sja1105_packing(buf, &entry->ing_port, 58, 54, size, op); 550 sja1105_packing(buf, &entry->vlan_ing, 53, 42, size, op); 551 sja1105_packing(buf, &entry->vlan_egr, 41, 30, size, op); 552 sja1105_packing(buf, &entry->do_not_learn, 29, 29, size, op); 553 sja1105_packing(buf, &entry->use_dest_ports, 28, 28, size, op); 554 sja1105_packing(buf, &entry->destports, 27, 23, size, op); 555 return size; 556 } 557 558 size_t sja1105_table_header_packing(void *buf, void *entry_ptr, 559 enum packing_op op) 560 { 561 const size_t size = SJA1105_SIZE_TABLE_HEADER; 562 struct sja1105_table_header *entry = entry_ptr; 563 564 sja1105_packing(buf, &entry->block_id, 31, 24, size, op); 565 sja1105_packing(buf, &entry->len, 55, 32, size, op); 566 sja1105_packing(buf, &entry->crc, 95, 64, size, op); 567 return size; 568 } 569 570 /* WARNING: the *hdr pointer is really non-const, because it is 571 * modifying the CRC of the header for a 2-stage packing operation 572 */ 573 void 574 sja1105_table_header_pack_with_crc(void *buf, struct sja1105_table_header *hdr) 575 { 576 /* First pack the table as-is, then calculate the CRC, and 577 * finally put the proper CRC into the packed buffer 578 */ 579 memset(buf, 0, SJA1105_SIZE_TABLE_HEADER); 580 sja1105_table_header_packing(buf, hdr, PACK); 581 hdr->crc = sja1105_crc32(buf, SJA1105_SIZE_TABLE_HEADER - 4); 582 sja1105_pack(buf + SJA1105_SIZE_TABLE_HEADER - 4, &hdr->crc, 31, 0, 4); 583 } 584 585 static void sja1105_table_write_crc(u8 *table_start, u8 *crc_ptr) 586 { 587 u64 computed_crc; 588 int len_bytes; 589 590 len_bytes = (uintptr_t)(crc_ptr - table_start); 591 computed_crc = sja1105_crc32(table_start, len_bytes); 592 sja1105_pack(crc_ptr, &computed_crc, 31, 0, 4); 593 } 594 595 /* The block IDs that the switches support are unfortunately sparse, so keep a 596 * mapping table to "block indices" and translate back and forth so that we 597 * don't waste useless memory in struct sja1105_static_config. 598 * Also, since the block id comes from essentially untrusted input (unpacking 599 * the static config from userspace) it has to be sanitized (range-checked) 600 * before blindly indexing kernel memory with the blk_idx. 601 */ 602 static u64 blk_id_map[BLK_IDX_MAX] = { 603 [BLK_IDX_SCHEDULE] = BLKID_SCHEDULE, 604 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = BLKID_SCHEDULE_ENTRY_POINTS, 605 [BLK_IDX_VL_LOOKUP] = BLKID_VL_LOOKUP, 606 [BLK_IDX_VL_POLICING] = BLKID_VL_POLICING, 607 [BLK_IDX_VL_FORWARDING] = BLKID_VL_FORWARDING, 608 [BLK_IDX_L2_LOOKUP] = BLKID_L2_LOOKUP, 609 [BLK_IDX_L2_POLICING] = BLKID_L2_POLICING, 610 [BLK_IDX_VLAN_LOOKUP] = BLKID_VLAN_LOOKUP, 611 [BLK_IDX_L2_FORWARDING] = BLKID_L2_FORWARDING, 612 [BLK_IDX_MAC_CONFIG] = BLKID_MAC_CONFIG, 613 [BLK_IDX_SCHEDULE_PARAMS] = BLKID_SCHEDULE_PARAMS, 614 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = BLKID_SCHEDULE_ENTRY_POINTS_PARAMS, 615 [BLK_IDX_VL_FORWARDING_PARAMS] = BLKID_VL_FORWARDING_PARAMS, 616 [BLK_IDX_L2_LOOKUP_PARAMS] = BLKID_L2_LOOKUP_PARAMS, 617 [BLK_IDX_L2_FORWARDING_PARAMS] = BLKID_L2_FORWARDING_PARAMS, 618 [BLK_IDX_AVB_PARAMS] = BLKID_AVB_PARAMS, 619 [BLK_IDX_GENERAL_PARAMS] = BLKID_GENERAL_PARAMS, 620 [BLK_IDX_RETAGGING] = BLKID_RETAGGING, 621 [BLK_IDX_XMII_PARAMS] = BLKID_XMII_PARAMS, 622 }; 623 624 const char *sja1105_static_config_error_msg[] = { 625 [SJA1105_CONFIG_OK] = "", 626 [SJA1105_TTETHERNET_NOT_SUPPORTED] = 627 "schedule-table present, but TTEthernet is " 628 "only supported on T and Q/S", 629 [SJA1105_INCORRECT_TTETHERNET_CONFIGURATION] = 630 "schedule-table present, but one of " 631 "schedule-entry-points-table, schedule-parameters-table or " 632 "schedule-entry-points-parameters table is empty", 633 [SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION] = 634 "vl-lookup-table present, but one of vl-policing-table, " 635 "vl-forwarding-table or vl-forwarding-parameters-table is empty", 636 [SJA1105_MISSING_L2_POLICING_TABLE] = 637 "l2-policing-table needs to have at least one entry", 638 [SJA1105_MISSING_L2_FORWARDING_TABLE] = 639 "l2-forwarding-table is either missing or incomplete", 640 [SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE] = 641 "l2-forwarding-parameters-table is missing", 642 [SJA1105_MISSING_GENERAL_PARAMS_TABLE] = 643 "general-parameters-table is missing", 644 [SJA1105_MISSING_VLAN_TABLE] = 645 "vlan-lookup-table needs to have at least the default untagged VLAN", 646 [SJA1105_MISSING_XMII_TABLE] = 647 "xmii-table is missing", 648 [SJA1105_MISSING_MAC_TABLE] = 649 "mac-configuration-table needs to contain an entry for each port", 650 [SJA1105_OVERCOMMITTED_FRAME_MEMORY] = 651 "Not allowed to overcommit frame memory. L2 memory partitions " 652 "and VL memory partitions share the same space. The sum of all " 653 "16 memory partitions is not allowed to be larger than 929 " 654 "128-byte blocks (or 910 with retagging). Please adjust " 655 "l2-forwarding-parameters-table.part_spc and/or " 656 "vl-forwarding-parameters-table.partspc.", 657 }; 658 659 static sja1105_config_valid_t 660 static_config_check_memory_size(const struct sja1105_table *tables, int max_mem) 661 { 662 const struct sja1105_l2_forwarding_params_entry *l2_fwd_params; 663 const struct sja1105_vl_forwarding_params_entry *vl_fwd_params; 664 int i, mem = 0; 665 666 l2_fwd_params = tables[BLK_IDX_L2_FORWARDING_PARAMS].entries; 667 668 for (i = 0; i < 8; i++) 669 mem += l2_fwd_params->part_spc[i]; 670 671 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count) { 672 vl_fwd_params = tables[BLK_IDX_VL_FORWARDING_PARAMS].entries; 673 for (i = 0; i < 8; i++) 674 mem += vl_fwd_params->partspc[i]; 675 } 676 677 if (tables[BLK_IDX_RETAGGING].entry_count) 678 max_mem -= SJA1105_FRAME_MEMORY_RETAGGING_OVERHEAD; 679 680 if (mem > max_mem) 681 return SJA1105_OVERCOMMITTED_FRAME_MEMORY; 682 683 return SJA1105_CONFIG_OK; 684 } 685 686 sja1105_config_valid_t 687 sja1105_static_config_check_valid(const struct sja1105_static_config *config, 688 int max_mem) 689 { 690 const struct sja1105_table *tables = config->tables; 691 #define IS_FULL(blk_idx) \ 692 (tables[blk_idx].entry_count == tables[blk_idx].ops->max_entry_count) 693 694 if (tables[BLK_IDX_SCHEDULE].entry_count) { 695 if (config->device_id != SJA1105T_DEVICE_ID && 696 config->device_id != SJA1105QS_DEVICE_ID) 697 return SJA1105_TTETHERNET_NOT_SUPPORTED; 698 699 if (tables[BLK_IDX_SCHEDULE_ENTRY_POINTS].entry_count == 0) 700 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 701 702 if (!IS_FULL(BLK_IDX_SCHEDULE_PARAMS)) 703 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 704 705 if (!IS_FULL(BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS)) 706 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 707 } 708 if (tables[BLK_IDX_VL_LOOKUP].entry_count) { 709 struct sja1105_vl_lookup_entry *vl_lookup; 710 bool has_critical_links = false; 711 int i; 712 713 vl_lookup = tables[BLK_IDX_VL_LOOKUP].entries; 714 715 for (i = 0; i < tables[BLK_IDX_VL_LOOKUP].entry_count; i++) { 716 if (vl_lookup[i].iscritical) { 717 has_critical_links = true; 718 break; 719 } 720 } 721 722 if (tables[BLK_IDX_VL_POLICING].entry_count == 0 && 723 has_critical_links) 724 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 725 726 if (tables[BLK_IDX_VL_FORWARDING].entry_count == 0 && 727 has_critical_links) 728 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 729 730 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count == 0 && 731 has_critical_links) 732 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 733 } 734 735 if (tables[BLK_IDX_L2_POLICING].entry_count == 0) 736 return SJA1105_MISSING_L2_POLICING_TABLE; 737 738 if (tables[BLK_IDX_VLAN_LOOKUP].entry_count == 0) 739 return SJA1105_MISSING_VLAN_TABLE; 740 741 if (!IS_FULL(BLK_IDX_L2_FORWARDING)) 742 return SJA1105_MISSING_L2_FORWARDING_TABLE; 743 744 if (!IS_FULL(BLK_IDX_MAC_CONFIG)) 745 return SJA1105_MISSING_MAC_TABLE; 746 747 if (!IS_FULL(BLK_IDX_L2_FORWARDING_PARAMS)) 748 return SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE; 749 750 if (!IS_FULL(BLK_IDX_GENERAL_PARAMS)) 751 return SJA1105_MISSING_GENERAL_PARAMS_TABLE; 752 753 if (!IS_FULL(BLK_IDX_XMII_PARAMS)) 754 return SJA1105_MISSING_XMII_TABLE; 755 756 return static_config_check_memory_size(tables, max_mem); 757 #undef IS_FULL 758 } 759 760 void 761 sja1105_static_config_pack(void *buf, struct sja1105_static_config *config) 762 { 763 struct sja1105_table_header header = {0}; 764 enum sja1105_blk_idx i; 765 char *p = buf; 766 int j; 767 768 sja1105_pack(p, &config->device_id, 31, 0, 4); 769 p += SJA1105_SIZE_DEVICE_ID; 770 771 for (i = 0; i < BLK_IDX_MAX; i++) { 772 const struct sja1105_table *table; 773 char *table_start; 774 775 table = &config->tables[i]; 776 if (!table->entry_count) 777 continue; 778 779 header.block_id = blk_id_map[i]; 780 header.len = table->entry_count * 781 table->ops->packed_entry_size / 4; 782 sja1105_table_header_pack_with_crc(p, &header); 783 p += SJA1105_SIZE_TABLE_HEADER; 784 table_start = p; 785 for (j = 0; j < table->entry_count; j++) { 786 u8 *entry_ptr = table->entries; 787 788 entry_ptr += j * table->ops->unpacked_entry_size; 789 memset(p, 0, table->ops->packed_entry_size); 790 table->ops->packing(p, entry_ptr, PACK); 791 p += table->ops->packed_entry_size; 792 } 793 sja1105_table_write_crc(table_start, p); 794 p += 4; 795 } 796 /* Final header: 797 * Block ID does not matter 798 * Length of 0 marks that header is final 799 * CRC will be replaced on-the-fly on "config upload" 800 */ 801 header.block_id = 0; 802 header.len = 0; 803 header.crc = 0xDEADBEEF; 804 memset(p, 0, SJA1105_SIZE_TABLE_HEADER); 805 sja1105_table_header_packing(p, &header, PACK); 806 } 807 808 size_t 809 sja1105_static_config_get_length(const struct sja1105_static_config *config) 810 { 811 unsigned int sum; 812 unsigned int header_count; 813 enum sja1105_blk_idx i; 814 815 /* Ending header */ 816 header_count = 1; 817 sum = SJA1105_SIZE_DEVICE_ID; 818 819 /* Tables (headers and entries) */ 820 for (i = 0; i < BLK_IDX_MAX; i++) { 821 const struct sja1105_table *table; 822 823 table = &config->tables[i]; 824 if (table->entry_count) 825 header_count++; 826 827 sum += table->ops->packed_entry_size * table->entry_count; 828 } 829 /* Headers have an additional CRC at the end */ 830 sum += header_count * (SJA1105_SIZE_TABLE_HEADER + 4); 831 /* Last header does not have an extra CRC because there is no data */ 832 sum -= 4; 833 834 return sum; 835 } 836 837 /* Compatibility matrices */ 838 839 /* SJA1105E: First generation, no TTEthernet */ 840 const struct sja1105_table_ops sja1105e_table_ops[BLK_IDX_MAX] = { 841 [BLK_IDX_L2_LOOKUP] = { 842 .packing = sja1105et_l2_lookup_entry_packing, 843 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 844 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 845 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 846 }, 847 [BLK_IDX_L2_POLICING] = { 848 .packing = sja1105_l2_policing_entry_packing, 849 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 850 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 851 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 852 }, 853 [BLK_IDX_VLAN_LOOKUP] = { 854 .packing = sja1105_vlan_lookup_entry_packing, 855 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 856 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 857 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 858 }, 859 [BLK_IDX_L2_FORWARDING] = { 860 .packing = sja1105_l2_forwarding_entry_packing, 861 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 862 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 863 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 864 }, 865 [BLK_IDX_MAC_CONFIG] = { 866 .packing = sja1105et_mac_config_entry_packing, 867 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 868 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 869 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 870 }, 871 [BLK_IDX_L2_LOOKUP_PARAMS] = { 872 .packing = sja1105et_l2_lookup_params_entry_packing, 873 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 874 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 875 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 876 }, 877 [BLK_IDX_L2_FORWARDING_PARAMS] = { 878 .packing = sja1105_l2_forwarding_params_entry_packing, 879 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 880 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 881 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 882 }, 883 [BLK_IDX_AVB_PARAMS] = { 884 .packing = sja1105et_avb_params_entry_packing, 885 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 886 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 887 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 888 }, 889 [BLK_IDX_GENERAL_PARAMS] = { 890 .packing = sja1105et_general_params_entry_packing, 891 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 892 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 893 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 894 }, 895 [BLK_IDX_RETAGGING] = { 896 .packing = sja1105_retagging_entry_packing, 897 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 898 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 899 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 900 }, 901 [BLK_IDX_XMII_PARAMS] = { 902 .packing = sja1105_xmii_params_entry_packing, 903 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 904 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 905 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 906 }, 907 }; 908 909 /* SJA1105T: First generation, TTEthernet */ 910 const struct sja1105_table_ops sja1105t_table_ops[BLK_IDX_MAX] = { 911 [BLK_IDX_SCHEDULE] = { 912 .packing = sja1105_schedule_entry_packing, 913 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 914 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 915 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 916 }, 917 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 918 .packing = sja1105_schedule_entry_points_entry_packing, 919 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 920 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 921 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 922 }, 923 [BLK_IDX_VL_LOOKUP] = { 924 .packing = sja1105_vl_lookup_entry_packing, 925 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 926 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 927 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 928 }, 929 [BLK_IDX_VL_POLICING] = { 930 .packing = sja1105_vl_policing_entry_packing, 931 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 932 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 933 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 934 }, 935 [BLK_IDX_VL_FORWARDING] = { 936 .packing = sja1105_vl_forwarding_entry_packing, 937 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 938 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 939 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 940 }, 941 [BLK_IDX_L2_LOOKUP] = { 942 .packing = sja1105et_l2_lookup_entry_packing, 943 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 944 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 945 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 946 }, 947 [BLK_IDX_L2_POLICING] = { 948 .packing = sja1105_l2_policing_entry_packing, 949 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 950 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 951 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 952 }, 953 [BLK_IDX_VLAN_LOOKUP] = { 954 .packing = sja1105_vlan_lookup_entry_packing, 955 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 956 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 957 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 958 }, 959 [BLK_IDX_L2_FORWARDING] = { 960 .packing = sja1105_l2_forwarding_entry_packing, 961 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 962 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 963 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 964 }, 965 [BLK_IDX_MAC_CONFIG] = { 966 .packing = sja1105et_mac_config_entry_packing, 967 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 968 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 969 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 970 }, 971 [BLK_IDX_SCHEDULE_PARAMS] = { 972 .packing = sja1105_schedule_params_entry_packing, 973 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 974 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 975 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 976 }, 977 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 978 .packing = sja1105_schedule_entry_points_params_entry_packing, 979 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 980 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 981 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 982 }, 983 [BLK_IDX_VL_FORWARDING_PARAMS] = { 984 .packing = sja1105_vl_forwarding_params_entry_packing, 985 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 986 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 987 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 988 }, 989 [BLK_IDX_L2_LOOKUP_PARAMS] = { 990 .packing = sja1105et_l2_lookup_params_entry_packing, 991 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 992 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 993 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 994 }, 995 [BLK_IDX_L2_FORWARDING_PARAMS] = { 996 .packing = sja1105_l2_forwarding_params_entry_packing, 997 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 998 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 999 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1000 }, 1001 [BLK_IDX_AVB_PARAMS] = { 1002 .packing = sja1105et_avb_params_entry_packing, 1003 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1004 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 1005 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1006 }, 1007 [BLK_IDX_GENERAL_PARAMS] = { 1008 .packing = sja1105et_general_params_entry_packing, 1009 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1010 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 1011 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1012 }, 1013 [BLK_IDX_RETAGGING] = { 1014 .packing = sja1105_retagging_entry_packing, 1015 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1016 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1017 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1018 }, 1019 [BLK_IDX_XMII_PARAMS] = { 1020 .packing = sja1105_xmii_params_entry_packing, 1021 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1022 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1023 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1024 }, 1025 }; 1026 1027 /* SJA1105P: Second generation, no TTEthernet, no SGMII */ 1028 const struct sja1105_table_ops sja1105p_table_ops[BLK_IDX_MAX] = { 1029 [BLK_IDX_L2_LOOKUP] = { 1030 .packing = sja1105pqrs_l2_lookup_entry_packing, 1031 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1032 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1033 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1034 }, 1035 [BLK_IDX_L2_POLICING] = { 1036 .packing = sja1105_l2_policing_entry_packing, 1037 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1038 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1039 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1040 }, 1041 [BLK_IDX_VLAN_LOOKUP] = { 1042 .packing = sja1105_vlan_lookup_entry_packing, 1043 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1044 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1045 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1046 }, 1047 [BLK_IDX_L2_FORWARDING] = { 1048 .packing = sja1105_l2_forwarding_entry_packing, 1049 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1050 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1051 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1052 }, 1053 [BLK_IDX_MAC_CONFIG] = { 1054 .packing = sja1105pqrs_mac_config_entry_packing, 1055 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1056 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1057 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1058 }, 1059 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1060 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1061 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1062 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1063 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1064 }, 1065 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1066 .packing = sja1105_l2_forwarding_params_entry_packing, 1067 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1068 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1069 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1070 }, 1071 [BLK_IDX_AVB_PARAMS] = { 1072 .packing = sja1105pqrs_avb_params_entry_packing, 1073 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1074 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1075 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1076 }, 1077 [BLK_IDX_GENERAL_PARAMS] = { 1078 .packing = sja1105pqrs_general_params_entry_packing, 1079 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1080 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1081 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1082 }, 1083 [BLK_IDX_RETAGGING] = { 1084 .packing = sja1105_retagging_entry_packing, 1085 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1086 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1087 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1088 }, 1089 [BLK_IDX_XMII_PARAMS] = { 1090 .packing = sja1105_xmii_params_entry_packing, 1091 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1092 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1093 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1094 }, 1095 }; 1096 1097 /* SJA1105Q: Second generation, TTEthernet, no SGMII */ 1098 const struct sja1105_table_ops sja1105q_table_ops[BLK_IDX_MAX] = { 1099 [BLK_IDX_SCHEDULE] = { 1100 .packing = sja1105_schedule_entry_packing, 1101 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1102 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1103 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1104 }, 1105 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1106 .packing = sja1105_schedule_entry_points_entry_packing, 1107 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1108 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1109 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1110 }, 1111 [BLK_IDX_VL_LOOKUP] = { 1112 .packing = sja1105_vl_lookup_entry_packing, 1113 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1114 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1115 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1116 }, 1117 [BLK_IDX_VL_POLICING] = { 1118 .packing = sja1105_vl_policing_entry_packing, 1119 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1120 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1121 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1122 }, 1123 [BLK_IDX_VL_FORWARDING] = { 1124 .packing = sja1105_vl_forwarding_entry_packing, 1125 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1126 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1127 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1128 }, 1129 [BLK_IDX_L2_LOOKUP] = { 1130 .packing = sja1105pqrs_l2_lookup_entry_packing, 1131 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1132 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1133 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1134 }, 1135 [BLK_IDX_L2_POLICING] = { 1136 .packing = sja1105_l2_policing_entry_packing, 1137 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1138 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1139 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1140 }, 1141 [BLK_IDX_VLAN_LOOKUP] = { 1142 .packing = sja1105_vlan_lookup_entry_packing, 1143 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1144 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1145 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1146 }, 1147 [BLK_IDX_L2_FORWARDING] = { 1148 .packing = sja1105_l2_forwarding_entry_packing, 1149 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1150 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1151 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1152 }, 1153 [BLK_IDX_MAC_CONFIG] = { 1154 .packing = sja1105pqrs_mac_config_entry_packing, 1155 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1156 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1157 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1158 }, 1159 [BLK_IDX_SCHEDULE_PARAMS] = { 1160 .packing = sja1105_schedule_params_entry_packing, 1161 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1162 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1163 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1164 }, 1165 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1166 .packing = sja1105_schedule_entry_points_params_entry_packing, 1167 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1168 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1169 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1170 }, 1171 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1172 .packing = sja1105_vl_forwarding_params_entry_packing, 1173 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1174 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1175 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1176 }, 1177 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1178 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1179 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1180 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1181 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1182 }, 1183 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1184 .packing = sja1105_l2_forwarding_params_entry_packing, 1185 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1186 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1187 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1188 }, 1189 [BLK_IDX_AVB_PARAMS] = { 1190 .packing = sja1105pqrs_avb_params_entry_packing, 1191 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1192 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1193 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1194 }, 1195 [BLK_IDX_GENERAL_PARAMS] = { 1196 .packing = sja1105pqrs_general_params_entry_packing, 1197 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1198 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1199 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1200 }, 1201 [BLK_IDX_RETAGGING] = { 1202 .packing = sja1105_retagging_entry_packing, 1203 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1204 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1205 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1206 }, 1207 [BLK_IDX_XMII_PARAMS] = { 1208 .packing = sja1105_xmii_params_entry_packing, 1209 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1210 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1211 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1212 }, 1213 }; 1214 1215 /* SJA1105R: Second generation, no TTEthernet, SGMII */ 1216 const struct sja1105_table_ops sja1105r_table_ops[BLK_IDX_MAX] = { 1217 [BLK_IDX_L2_LOOKUP] = { 1218 .packing = sja1105pqrs_l2_lookup_entry_packing, 1219 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1220 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1221 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1222 }, 1223 [BLK_IDX_L2_POLICING] = { 1224 .packing = sja1105_l2_policing_entry_packing, 1225 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1226 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1227 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1228 }, 1229 [BLK_IDX_VLAN_LOOKUP] = { 1230 .packing = sja1105_vlan_lookup_entry_packing, 1231 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1232 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1233 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1234 }, 1235 [BLK_IDX_L2_FORWARDING] = { 1236 .packing = sja1105_l2_forwarding_entry_packing, 1237 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1238 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1239 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1240 }, 1241 [BLK_IDX_MAC_CONFIG] = { 1242 .packing = sja1105pqrs_mac_config_entry_packing, 1243 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1244 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1245 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1246 }, 1247 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1248 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1249 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1250 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1251 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1252 }, 1253 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1254 .packing = sja1105_l2_forwarding_params_entry_packing, 1255 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1256 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1257 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1258 }, 1259 [BLK_IDX_AVB_PARAMS] = { 1260 .packing = sja1105pqrs_avb_params_entry_packing, 1261 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1262 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1263 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1264 }, 1265 [BLK_IDX_GENERAL_PARAMS] = { 1266 .packing = sja1105pqrs_general_params_entry_packing, 1267 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1268 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1269 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1270 }, 1271 [BLK_IDX_RETAGGING] = { 1272 .packing = sja1105_retagging_entry_packing, 1273 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1274 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1275 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1276 }, 1277 [BLK_IDX_XMII_PARAMS] = { 1278 .packing = sja1105_xmii_params_entry_packing, 1279 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1280 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1281 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1282 }, 1283 }; 1284 1285 /* SJA1105S: Second generation, TTEthernet, SGMII */ 1286 const struct sja1105_table_ops sja1105s_table_ops[BLK_IDX_MAX] = { 1287 [BLK_IDX_SCHEDULE] = { 1288 .packing = sja1105_schedule_entry_packing, 1289 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1290 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1291 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1292 }, 1293 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1294 .packing = sja1105_schedule_entry_points_entry_packing, 1295 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1296 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1297 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1298 }, 1299 [BLK_IDX_VL_LOOKUP] = { 1300 .packing = sja1105_vl_lookup_entry_packing, 1301 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1302 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1303 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1304 }, 1305 [BLK_IDX_VL_POLICING] = { 1306 .packing = sja1105_vl_policing_entry_packing, 1307 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1308 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1309 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1310 }, 1311 [BLK_IDX_VL_FORWARDING] = { 1312 .packing = sja1105_vl_forwarding_entry_packing, 1313 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1314 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1315 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1316 }, 1317 [BLK_IDX_L2_LOOKUP] = { 1318 .packing = sja1105pqrs_l2_lookup_entry_packing, 1319 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1320 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1321 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1322 }, 1323 [BLK_IDX_L2_POLICING] = { 1324 .packing = sja1105_l2_policing_entry_packing, 1325 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1326 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1327 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1328 }, 1329 [BLK_IDX_VLAN_LOOKUP] = { 1330 .packing = sja1105_vlan_lookup_entry_packing, 1331 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1332 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1333 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1334 }, 1335 [BLK_IDX_L2_FORWARDING] = { 1336 .packing = sja1105_l2_forwarding_entry_packing, 1337 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1338 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1339 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1340 }, 1341 [BLK_IDX_MAC_CONFIG] = { 1342 .packing = sja1105pqrs_mac_config_entry_packing, 1343 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1344 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1345 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1346 }, 1347 [BLK_IDX_SCHEDULE_PARAMS] = { 1348 .packing = sja1105_schedule_params_entry_packing, 1349 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1350 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1351 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1352 }, 1353 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1354 .packing = sja1105_schedule_entry_points_params_entry_packing, 1355 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1356 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1357 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1358 }, 1359 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1360 .packing = sja1105_vl_forwarding_params_entry_packing, 1361 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1362 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1363 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1364 }, 1365 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1366 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1367 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1368 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1369 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1370 }, 1371 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1372 .packing = sja1105_l2_forwarding_params_entry_packing, 1373 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1374 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1375 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1376 }, 1377 [BLK_IDX_AVB_PARAMS] = { 1378 .packing = sja1105pqrs_avb_params_entry_packing, 1379 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1380 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1381 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1382 }, 1383 [BLK_IDX_GENERAL_PARAMS] = { 1384 .packing = sja1105pqrs_general_params_entry_packing, 1385 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1386 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1387 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1388 }, 1389 [BLK_IDX_RETAGGING] = { 1390 .packing = sja1105_retagging_entry_packing, 1391 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1392 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1393 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1394 }, 1395 [BLK_IDX_XMII_PARAMS] = { 1396 .packing = sja1105_xmii_params_entry_packing, 1397 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1398 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1399 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1400 }, 1401 }; 1402 1403 int sja1105_static_config_init(struct sja1105_static_config *config, 1404 const struct sja1105_table_ops *static_ops, 1405 u64 device_id) 1406 { 1407 enum sja1105_blk_idx i; 1408 1409 *config = (struct sja1105_static_config) {0}; 1410 1411 /* Transfer static_ops array from priv into per-table ops 1412 * for handier access 1413 */ 1414 for (i = 0; i < BLK_IDX_MAX; i++) 1415 config->tables[i].ops = &static_ops[i]; 1416 1417 config->device_id = device_id; 1418 return 0; 1419 } 1420 1421 void sja1105_static_config_free(struct sja1105_static_config *config) 1422 { 1423 enum sja1105_blk_idx i; 1424 1425 for (i = 0; i < BLK_IDX_MAX; i++) { 1426 if (config->tables[i].entry_count) { 1427 kfree(config->tables[i].entries); 1428 config->tables[i].entry_count = 0; 1429 } 1430 } 1431 } 1432 1433 int sja1105_table_delete_entry(struct sja1105_table *table, int i) 1434 { 1435 size_t entry_size = table->ops->unpacked_entry_size; 1436 u8 *entries = table->entries; 1437 1438 if (i > table->entry_count) 1439 return -ERANGE; 1440 1441 memmove(entries + i * entry_size, entries + (i + 1) * entry_size, 1442 (table->entry_count - i) * entry_size); 1443 1444 table->entry_count--; 1445 1446 return 0; 1447 } 1448 1449 /* No pointers to table->entries should be kept when this is called. */ 1450 int sja1105_table_resize(struct sja1105_table *table, size_t new_count) 1451 { 1452 size_t entry_size = table->ops->unpacked_entry_size; 1453 void *new_entries, *old_entries = table->entries; 1454 1455 if (new_count > table->ops->max_entry_count) 1456 return -ERANGE; 1457 1458 new_entries = kcalloc(new_count, entry_size, GFP_KERNEL); 1459 if (!new_entries) 1460 return -ENOMEM; 1461 1462 memcpy(new_entries, old_entries, min(new_count, table->entry_count) * 1463 entry_size); 1464 1465 table->entries = new_entries; 1466 table->entry_count = new_count; 1467 kfree(old_entries); 1468 return 0; 1469 } 1470