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((void *)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 static size_t 150 sja1105pqrs_general_params_entry_packing(void *buf, void *entry_ptr, 151 enum packing_op op) 152 { 153 const size_t size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY; 154 struct sja1105_general_params_entry *entry = entry_ptr; 155 156 sja1105_packing(buf, &entry->vllupformat, 351, 351, size, op); 157 sja1105_packing(buf, &entry->mirr_ptacu, 350, 350, size, op); 158 sja1105_packing(buf, &entry->switchid, 349, 347, size, op); 159 sja1105_packing(buf, &entry->hostprio, 346, 344, size, op); 160 sja1105_packing(buf, &entry->mac_fltres1, 343, 296, size, op); 161 sja1105_packing(buf, &entry->mac_fltres0, 295, 248, size, op); 162 sja1105_packing(buf, &entry->mac_flt1, 247, 200, size, op); 163 sja1105_packing(buf, &entry->mac_flt0, 199, 152, size, op); 164 sja1105_packing(buf, &entry->incl_srcpt1, 151, 151, size, op); 165 sja1105_packing(buf, &entry->incl_srcpt0, 150, 150, size, op); 166 sja1105_packing(buf, &entry->send_meta1, 149, 149, size, op); 167 sja1105_packing(buf, &entry->send_meta0, 148, 148, size, op); 168 sja1105_packing(buf, &entry->casc_port, 147, 145, size, op); 169 sja1105_packing(buf, &entry->host_port, 144, 142, size, op); 170 sja1105_packing(buf, &entry->mirr_port, 141, 139, size, op); 171 sja1105_packing(buf, &entry->vlmarker, 138, 107, size, op); 172 sja1105_packing(buf, &entry->vlmask, 106, 75, size, op); 173 sja1105_packing(buf, &entry->tpid2, 74, 59, size, op); 174 sja1105_packing(buf, &entry->ignore2stf, 58, 58, size, op); 175 sja1105_packing(buf, &entry->tpid, 57, 42, size, op); 176 sja1105_packing(buf, &entry->queue_ts, 41, 41, size, op); 177 sja1105_packing(buf, &entry->egrmirrvid, 40, 29, size, op); 178 sja1105_packing(buf, &entry->egrmirrpcp, 28, 26, size, op); 179 sja1105_packing(buf, &entry->egrmirrdei, 25, 25, size, op); 180 sja1105_packing(buf, &entry->replay_port, 24, 22, size, op); 181 return size; 182 } 183 184 static size_t 185 sja1105_l2_forwarding_params_entry_packing(void *buf, void *entry_ptr, 186 enum packing_op op) 187 { 188 const size_t size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY; 189 struct sja1105_l2_forwarding_params_entry *entry = entry_ptr; 190 int offset, i; 191 192 sja1105_packing(buf, &entry->max_dynp, 95, 93, size, op); 193 for (i = 0, offset = 13; i < 8; i++, offset += 10) 194 sja1105_packing(buf, &entry->part_spc[i], 195 offset + 9, offset + 0, size, op); 196 return size; 197 } 198 199 size_t sja1105_l2_forwarding_entry_packing(void *buf, void *entry_ptr, 200 enum packing_op op) 201 { 202 const size_t size = SJA1105_SIZE_L2_FORWARDING_ENTRY; 203 struct sja1105_l2_forwarding_entry *entry = entry_ptr; 204 int offset, i; 205 206 sja1105_packing(buf, &entry->bc_domain, 63, 59, size, op); 207 sja1105_packing(buf, &entry->reach_port, 58, 54, size, op); 208 sja1105_packing(buf, &entry->fl_domain, 53, 49, size, op); 209 for (i = 0, offset = 25; i < 8; i++, offset += 3) 210 sja1105_packing(buf, &entry->vlan_pmap[i], 211 offset + 2, offset + 0, size, op); 212 return size; 213 } 214 215 static size_t 216 sja1105et_l2_lookup_params_entry_packing(void *buf, void *entry_ptr, 217 enum packing_op op) 218 { 219 const size_t size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY; 220 struct sja1105_l2_lookup_params_entry *entry = entry_ptr; 221 222 sja1105_packing(buf, &entry->maxage, 31, 17, size, op); 223 sja1105_packing(buf, &entry->dyn_tbsz, 16, 14, size, op); 224 sja1105_packing(buf, &entry->poly, 13, 6, size, op); 225 sja1105_packing(buf, &entry->shared_learn, 5, 5, size, op); 226 sja1105_packing(buf, &entry->no_enf_hostprt, 4, 4, size, op); 227 sja1105_packing(buf, &entry->no_mgmt_learn, 3, 3, size, op); 228 return size; 229 } 230 231 static size_t 232 sja1105pqrs_l2_lookup_params_entry_packing(void *buf, void *entry_ptr, 233 enum packing_op op) 234 { 235 const size_t size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY; 236 struct sja1105_l2_lookup_params_entry *entry = entry_ptr; 237 int offset, i; 238 239 for (i = 0, offset = 58; i < 5; i++, offset += 11) 240 sja1105_packing(buf, &entry->maxaddrp[i], 241 offset + 10, offset + 0, size, op); 242 sja1105_packing(buf, &entry->maxage, 57, 43, size, op); 243 sja1105_packing(buf, &entry->start_dynspc, 42, 33, size, op); 244 sja1105_packing(buf, &entry->drpnolearn, 32, 28, size, op); 245 sja1105_packing(buf, &entry->shared_learn, 27, 27, size, op); 246 sja1105_packing(buf, &entry->no_enf_hostprt, 26, 26, size, op); 247 sja1105_packing(buf, &entry->no_mgmt_learn, 25, 25, size, op); 248 sja1105_packing(buf, &entry->use_static, 24, 24, size, op); 249 sja1105_packing(buf, &entry->owr_dyn, 23, 23, size, op); 250 sja1105_packing(buf, &entry->learn_once, 22, 22, size, op); 251 return size; 252 } 253 254 size_t sja1105et_l2_lookup_entry_packing(void *buf, void *entry_ptr, 255 enum packing_op op) 256 { 257 const size_t size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY; 258 struct sja1105_l2_lookup_entry *entry = entry_ptr; 259 260 sja1105_packing(buf, &entry->vlanid, 95, 84, size, op); 261 sja1105_packing(buf, &entry->macaddr, 83, 36, size, op); 262 sja1105_packing(buf, &entry->destports, 35, 31, size, op); 263 sja1105_packing(buf, &entry->enfport, 30, 30, size, op); 264 sja1105_packing(buf, &entry->index, 29, 20, size, op); 265 return size; 266 } 267 268 size_t sja1105pqrs_l2_lookup_entry_packing(void *buf, void *entry_ptr, 269 enum packing_op op) 270 { 271 const size_t size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY; 272 struct sja1105_l2_lookup_entry *entry = entry_ptr; 273 274 if (entry->lockeds) { 275 sja1105_packing(buf, &entry->tsreg, 159, 159, size, op); 276 sja1105_packing(buf, &entry->mirrvlan, 158, 147, size, op); 277 sja1105_packing(buf, &entry->takets, 146, 146, size, op); 278 sja1105_packing(buf, &entry->mirr, 145, 145, size, op); 279 sja1105_packing(buf, &entry->retag, 144, 144, size, op); 280 } else { 281 sja1105_packing(buf, &entry->touched, 159, 159, size, op); 282 sja1105_packing(buf, &entry->age, 158, 144, size, op); 283 } 284 sja1105_packing(buf, &entry->mask_iotag, 143, 143, size, op); 285 sja1105_packing(buf, &entry->mask_vlanid, 142, 131, size, op); 286 sja1105_packing(buf, &entry->mask_macaddr, 130, 83, size, op); 287 sja1105_packing(buf, &entry->iotag, 82, 82, size, op); 288 sja1105_packing(buf, &entry->vlanid, 81, 70, size, op); 289 sja1105_packing(buf, &entry->macaddr, 69, 22, size, op); 290 sja1105_packing(buf, &entry->destports, 21, 17, size, op); 291 sja1105_packing(buf, &entry->enfport, 16, 16, size, op); 292 sja1105_packing(buf, &entry->index, 15, 6, size, op); 293 return size; 294 } 295 296 static size_t sja1105_l2_policing_entry_packing(void *buf, void *entry_ptr, 297 enum packing_op op) 298 { 299 const size_t size = SJA1105_SIZE_L2_POLICING_ENTRY; 300 struct sja1105_l2_policing_entry *entry = entry_ptr; 301 302 sja1105_packing(buf, &entry->sharindx, 63, 58, size, op); 303 sja1105_packing(buf, &entry->smax, 57, 42, size, op); 304 sja1105_packing(buf, &entry->rate, 41, 26, size, op); 305 sja1105_packing(buf, &entry->maxlen, 25, 15, size, op); 306 sja1105_packing(buf, &entry->partition, 14, 12, size, op); 307 return size; 308 } 309 310 static size_t sja1105et_mac_config_entry_packing(void *buf, void *entry_ptr, 311 enum packing_op op) 312 { 313 const size_t size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY; 314 struct sja1105_mac_config_entry *entry = entry_ptr; 315 int offset, i; 316 317 for (i = 0, offset = 72; i < 8; i++, offset += 19) { 318 sja1105_packing(buf, &entry->enabled[i], 319 offset + 0, offset + 0, size, op); 320 sja1105_packing(buf, &entry->base[i], 321 offset + 9, offset + 1, size, op); 322 sja1105_packing(buf, &entry->top[i], 323 offset + 18, offset + 10, size, op); 324 } 325 sja1105_packing(buf, &entry->ifg, 71, 67, size, op); 326 sja1105_packing(buf, &entry->speed, 66, 65, size, op); 327 sja1105_packing(buf, &entry->tp_delin, 64, 49, size, op); 328 sja1105_packing(buf, &entry->tp_delout, 48, 33, size, op); 329 sja1105_packing(buf, &entry->maxage, 32, 25, size, op); 330 sja1105_packing(buf, &entry->vlanprio, 24, 22, size, op); 331 sja1105_packing(buf, &entry->vlanid, 21, 10, size, op); 332 sja1105_packing(buf, &entry->ing_mirr, 9, 9, size, op); 333 sja1105_packing(buf, &entry->egr_mirr, 8, 8, size, op); 334 sja1105_packing(buf, &entry->drpnona664, 7, 7, size, op); 335 sja1105_packing(buf, &entry->drpdtag, 6, 6, size, op); 336 sja1105_packing(buf, &entry->drpuntag, 5, 5, size, op); 337 sja1105_packing(buf, &entry->retag, 4, 4, size, op); 338 sja1105_packing(buf, &entry->dyn_learn, 3, 3, size, op); 339 sja1105_packing(buf, &entry->egress, 2, 2, size, op); 340 sja1105_packing(buf, &entry->ingress, 1, 1, size, op); 341 return size; 342 } 343 344 size_t sja1105pqrs_mac_config_entry_packing(void *buf, void *entry_ptr, 345 enum packing_op op) 346 { 347 const size_t size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY; 348 struct sja1105_mac_config_entry *entry = entry_ptr; 349 int offset, i; 350 351 for (i = 0, offset = 104; i < 8; i++, offset += 19) { 352 sja1105_packing(buf, &entry->enabled[i], 353 offset + 0, offset + 0, size, op); 354 sja1105_packing(buf, &entry->base[i], 355 offset + 9, offset + 1, size, op); 356 sja1105_packing(buf, &entry->top[i], 357 offset + 18, offset + 10, size, op); 358 } 359 sja1105_packing(buf, &entry->ifg, 103, 99, size, op); 360 sja1105_packing(buf, &entry->speed, 98, 97, size, op); 361 sja1105_packing(buf, &entry->tp_delin, 96, 81, size, op); 362 sja1105_packing(buf, &entry->tp_delout, 80, 65, size, op); 363 sja1105_packing(buf, &entry->maxage, 64, 57, size, op); 364 sja1105_packing(buf, &entry->vlanprio, 56, 54, size, op); 365 sja1105_packing(buf, &entry->vlanid, 53, 42, size, op); 366 sja1105_packing(buf, &entry->ing_mirr, 41, 41, size, op); 367 sja1105_packing(buf, &entry->egr_mirr, 40, 40, size, op); 368 sja1105_packing(buf, &entry->drpnona664, 39, 39, size, op); 369 sja1105_packing(buf, &entry->drpdtag, 38, 38, size, op); 370 sja1105_packing(buf, &entry->drpuntag, 35, 35, size, op); 371 sja1105_packing(buf, &entry->retag, 34, 34, size, op); 372 sja1105_packing(buf, &entry->dyn_learn, 33, 33, size, op); 373 sja1105_packing(buf, &entry->egress, 32, 32, size, op); 374 sja1105_packing(buf, &entry->ingress, 31, 31, size, op); 375 return size; 376 } 377 378 static size_t 379 sja1105_schedule_entry_points_params_entry_packing(void *buf, void *entry_ptr, 380 enum packing_op op) 381 { 382 struct sja1105_schedule_entry_points_params_entry *entry = entry_ptr; 383 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY; 384 385 sja1105_packing(buf, &entry->clksrc, 31, 30, size, op); 386 sja1105_packing(buf, &entry->actsubsch, 29, 27, size, op); 387 return size; 388 } 389 390 static size_t 391 sja1105_schedule_entry_points_entry_packing(void *buf, void *entry_ptr, 392 enum packing_op op) 393 { 394 struct sja1105_schedule_entry_points_entry *entry = entry_ptr; 395 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY; 396 397 sja1105_packing(buf, &entry->subschindx, 31, 29, size, op); 398 sja1105_packing(buf, &entry->delta, 28, 11, size, op); 399 sja1105_packing(buf, &entry->address, 10, 1, size, op); 400 return size; 401 } 402 403 static size_t sja1105_schedule_params_entry_packing(void *buf, void *entry_ptr, 404 enum packing_op op) 405 { 406 const size_t size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY; 407 struct sja1105_schedule_params_entry *entry = entry_ptr; 408 int offset, i; 409 410 for (i = 0, offset = 16; i < 8; i++, offset += 10) 411 sja1105_packing(buf, &entry->subscheind[i], 412 offset + 9, offset + 0, size, op); 413 return size; 414 } 415 416 static size_t sja1105_schedule_entry_packing(void *buf, void *entry_ptr, 417 enum packing_op op) 418 { 419 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY; 420 struct sja1105_schedule_entry *entry = entry_ptr; 421 422 sja1105_packing(buf, &entry->winstindex, 63, 54, size, op); 423 sja1105_packing(buf, &entry->winend, 53, 53, size, op); 424 sja1105_packing(buf, &entry->winst, 52, 52, size, op); 425 sja1105_packing(buf, &entry->destports, 51, 47, size, op); 426 sja1105_packing(buf, &entry->setvalid, 46, 46, size, op); 427 sja1105_packing(buf, &entry->txen, 45, 45, size, op); 428 sja1105_packing(buf, &entry->resmedia_en, 44, 44, size, op); 429 sja1105_packing(buf, &entry->resmedia, 43, 36, size, op); 430 sja1105_packing(buf, &entry->vlindex, 35, 26, size, op); 431 sja1105_packing(buf, &entry->delta, 25, 8, size, op); 432 return size; 433 } 434 435 static size_t 436 sja1105_vl_forwarding_params_entry_packing(void *buf, void *entry_ptr, 437 enum packing_op op) 438 { 439 struct sja1105_vl_forwarding_params_entry *entry = entry_ptr; 440 const size_t size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY; 441 int offset, i; 442 443 for (i = 0, offset = 16; i < 8; i++, offset += 10) 444 sja1105_packing(buf, &entry->partspc[i], 445 offset + 9, offset + 0, size, op); 446 sja1105_packing(buf, &entry->debugen, 15, 15, size, op); 447 return size; 448 } 449 450 static size_t sja1105_vl_forwarding_entry_packing(void *buf, void *entry_ptr, 451 enum packing_op op) 452 { 453 struct sja1105_vl_forwarding_entry *entry = entry_ptr; 454 const size_t size = SJA1105_SIZE_VL_FORWARDING_ENTRY; 455 456 sja1105_packing(buf, &entry->type, 31, 31, size, op); 457 sja1105_packing(buf, &entry->priority, 30, 28, size, op); 458 sja1105_packing(buf, &entry->partition, 27, 25, size, op); 459 sja1105_packing(buf, &entry->destports, 24, 20, size, op); 460 return size; 461 } 462 463 size_t sja1105_vl_lookup_entry_packing(void *buf, void *entry_ptr, 464 enum packing_op op) 465 { 466 struct sja1105_vl_lookup_entry *entry = entry_ptr; 467 const size_t size = SJA1105_SIZE_VL_LOOKUP_ENTRY; 468 469 if (entry->format == SJA1105_VL_FORMAT_PSFP) { 470 /* Interpreting vllupformat as 0 */ 471 sja1105_packing(buf, &entry->destports, 472 95, 91, size, op); 473 sja1105_packing(buf, &entry->iscritical, 474 90, 90, size, op); 475 sja1105_packing(buf, &entry->macaddr, 476 89, 42, size, op); 477 sja1105_packing(buf, &entry->vlanid, 478 41, 30, size, op); 479 sja1105_packing(buf, &entry->port, 480 29, 27, size, op); 481 sja1105_packing(buf, &entry->vlanprior, 482 26, 24, size, op); 483 } else { 484 /* Interpreting vllupformat as 1 */ 485 sja1105_packing(buf, &entry->egrmirr, 486 95, 91, size, op); 487 sja1105_packing(buf, &entry->ingrmirr, 488 90, 90, size, op); 489 sja1105_packing(buf, &entry->vlid, 490 57, 42, size, op); 491 sja1105_packing(buf, &entry->port, 492 29, 27, size, op); 493 } 494 return size; 495 } 496 497 static size_t sja1105_vl_policing_entry_packing(void *buf, void *entry_ptr, 498 enum packing_op op) 499 { 500 struct sja1105_vl_policing_entry *entry = entry_ptr; 501 const size_t size = SJA1105_SIZE_VL_POLICING_ENTRY; 502 503 sja1105_packing(buf, &entry->type, 63, 63, size, op); 504 sja1105_packing(buf, &entry->maxlen, 62, 52, size, op); 505 sja1105_packing(buf, &entry->sharindx, 51, 42, size, op); 506 if (entry->type == 0) { 507 sja1105_packing(buf, &entry->bag, 41, 28, size, op); 508 sja1105_packing(buf, &entry->jitter, 27, 18, size, op); 509 } 510 return size; 511 } 512 513 size_t sja1105_vlan_lookup_entry_packing(void *buf, void *entry_ptr, 514 enum packing_op op) 515 { 516 const size_t size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY; 517 struct sja1105_vlan_lookup_entry *entry = entry_ptr; 518 519 sja1105_packing(buf, &entry->ving_mirr, 63, 59, size, op); 520 sja1105_packing(buf, &entry->vegr_mirr, 58, 54, size, op); 521 sja1105_packing(buf, &entry->vmemb_port, 53, 49, size, op); 522 sja1105_packing(buf, &entry->vlan_bc, 48, 44, size, op); 523 sja1105_packing(buf, &entry->tag_port, 43, 39, size, op); 524 sja1105_packing(buf, &entry->vlanid, 38, 27, size, op); 525 return size; 526 } 527 528 static size_t sja1105_xmii_params_entry_packing(void *buf, void *entry_ptr, 529 enum packing_op op) 530 { 531 const size_t size = SJA1105_SIZE_XMII_PARAMS_ENTRY; 532 struct sja1105_xmii_params_entry *entry = entry_ptr; 533 int offset, i; 534 535 for (i = 0, offset = 17; i < 5; i++, offset += 3) { 536 sja1105_packing(buf, &entry->xmii_mode[i], 537 offset + 1, offset + 0, size, op); 538 sja1105_packing(buf, &entry->phy_mac[i], 539 offset + 2, offset + 2, size, op); 540 } 541 return size; 542 } 543 544 size_t sja1105_retagging_entry_packing(void *buf, void *entry_ptr, 545 enum packing_op op) 546 { 547 struct sja1105_retagging_entry *entry = entry_ptr; 548 const size_t size = SJA1105_SIZE_RETAGGING_ENTRY; 549 550 sja1105_packing(buf, &entry->egr_port, 63, 59, size, op); 551 sja1105_packing(buf, &entry->ing_port, 58, 54, size, op); 552 sja1105_packing(buf, &entry->vlan_ing, 53, 42, size, op); 553 sja1105_packing(buf, &entry->vlan_egr, 41, 30, size, op); 554 sja1105_packing(buf, &entry->do_not_learn, 29, 29, size, op); 555 sja1105_packing(buf, &entry->use_dest_ports, 28, 28, size, op); 556 sja1105_packing(buf, &entry->destports, 27, 23, size, op); 557 return size; 558 } 559 560 size_t sja1105_table_header_packing(void *buf, void *entry_ptr, 561 enum packing_op op) 562 { 563 const size_t size = SJA1105_SIZE_TABLE_HEADER; 564 struct sja1105_table_header *entry = entry_ptr; 565 566 sja1105_packing(buf, &entry->block_id, 31, 24, size, op); 567 sja1105_packing(buf, &entry->len, 55, 32, size, op); 568 sja1105_packing(buf, &entry->crc, 95, 64, size, op); 569 return size; 570 } 571 572 /* WARNING: the *hdr pointer is really non-const, because it is 573 * modifying the CRC of the header for a 2-stage packing operation 574 */ 575 void 576 sja1105_table_header_pack_with_crc(void *buf, struct sja1105_table_header *hdr) 577 { 578 /* First pack the table as-is, then calculate the CRC, and 579 * finally put the proper CRC into the packed buffer 580 */ 581 memset(buf, 0, SJA1105_SIZE_TABLE_HEADER); 582 sja1105_table_header_packing(buf, hdr, PACK); 583 hdr->crc = sja1105_crc32(buf, SJA1105_SIZE_TABLE_HEADER - 4); 584 sja1105_pack(buf + SJA1105_SIZE_TABLE_HEADER - 4, &hdr->crc, 31, 0, 4); 585 } 586 587 static void sja1105_table_write_crc(u8 *table_start, u8 *crc_ptr) 588 { 589 u64 computed_crc; 590 int len_bytes; 591 592 len_bytes = (uintptr_t)(crc_ptr - table_start); 593 computed_crc = sja1105_crc32(table_start, len_bytes); 594 sja1105_pack(crc_ptr, &computed_crc, 31, 0, 4); 595 } 596 597 /* The block IDs that the switches support are unfortunately sparse, so keep a 598 * mapping table to "block indices" and translate back and forth so that we 599 * don't waste useless memory in struct sja1105_static_config. 600 * Also, since the block id comes from essentially untrusted input (unpacking 601 * the static config from userspace) it has to be sanitized (range-checked) 602 * before blindly indexing kernel memory with the blk_idx. 603 */ 604 static u64 blk_id_map[BLK_IDX_MAX] = { 605 [BLK_IDX_SCHEDULE] = BLKID_SCHEDULE, 606 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = BLKID_SCHEDULE_ENTRY_POINTS, 607 [BLK_IDX_VL_LOOKUP] = BLKID_VL_LOOKUP, 608 [BLK_IDX_VL_POLICING] = BLKID_VL_POLICING, 609 [BLK_IDX_VL_FORWARDING] = BLKID_VL_FORWARDING, 610 [BLK_IDX_L2_LOOKUP] = BLKID_L2_LOOKUP, 611 [BLK_IDX_L2_POLICING] = BLKID_L2_POLICING, 612 [BLK_IDX_VLAN_LOOKUP] = BLKID_VLAN_LOOKUP, 613 [BLK_IDX_L2_FORWARDING] = BLKID_L2_FORWARDING, 614 [BLK_IDX_MAC_CONFIG] = BLKID_MAC_CONFIG, 615 [BLK_IDX_SCHEDULE_PARAMS] = BLKID_SCHEDULE_PARAMS, 616 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = BLKID_SCHEDULE_ENTRY_POINTS_PARAMS, 617 [BLK_IDX_VL_FORWARDING_PARAMS] = BLKID_VL_FORWARDING_PARAMS, 618 [BLK_IDX_L2_LOOKUP_PARAMS] = BLKID_L2_LOOKUP_PARAMS, 619 [BLK_IDX_L2_FORWARDING_PARAMS] = BLKID_L2_FORWARDING_PARAMS, 620 [BLK_IDX_AVB_PARAMS] = BLKID_AVB_PARAMS, 621 [BLK_IDX_GENERAL_PARAMS] = BLKID_GENERAL_PARAMS, 622 [BLK_IDX_RETAGGING] = BLKID_RETAGGING, 623 [BLK_IDX_XMII_PARAMS] = BLKID_XMII_PARAMS, 624 }; 625 626 const char *sja1105_static_config_error_msg[] = { 627 [SJA1105_CONFIG_OK] = "", 628 [SJA1105_TTETHERNET_NOT_SUPPORTED] = 629 "schedule-table present, but TTEthernet is " 630 "only supported on T and Q/S", 631 [SJA1105_INCORRECT_TTETHERNET_CONFIGURATION] = 632 "schedule-table present, but one of " 633 "schedule-entry-points-table, schedule-parameters-table or " 634 "schedule-entry-points-parameters table is empty", 635 [SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION] = 636 "vl-lookup-table present, but one of vl-policing-table, " 637 "vl-forwarding-table or vl-forwarding-parameters-table is empty", 638 [SJA1105_MISSING_L2_POLICING_TABLE] = 639 "l2-policing-table needs to have at least one entry", 640 [SJA1105_MISSING_L2_FORWARDING_TABLE] = 641 "l2-forwarding-table is either missing or incomplete", 642 [SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE] = 643 "l2-forwarding-parameters-table is missing", 644 [SJA1105_MISSING_GENERAL_PARAMS_TABLE] = 645 "general-parameters-table is missing", 646 [SJA1105_MISSING_VLAN_TABLE] = 647 "vlan-lookup-table needs to have at least the default untagged VLAN", 648 [SJA1105_MISSING_XMII_TABLE] = 649 "xmii-table is missing", 650 [SJA1105_MISSING_MAC_TABLE] = 651 "mac-configuration-table needs to contain an entry for each port", 652 [SJA1105_OVERCOMMITTED_FRAME_MEMORY] = 653 "Not allowed to overcommit frame memory. L2 memory partitions " 654 "and VL memory partitions share the same space. The sum of all " 655 "16 memory partitions is not allowed to be larger than 929 " 656 "128-byte blocks (or 910 with retagging). Please adjust " 657 "l2-forwarding-parameters-table.part_spc and/or " 658 "vl-forwarding-parameters-table.partspc.", 659 }; 660 661 static sja1105_config_valid_t 662 static_config_check_memory_size(const struct sja1105_table *tables) 663 { 664 const struct sja1105_l2_forwarding_params_entry *l2_fwd_params; 665 const struct sja1105_vl_forwarding_params_entry *vl_fwd_params; 666 int i, max_mem, mem = 0; 667 668 l2_fwd_params = tables[BLK_IDX_L2_FORWARDING_PARAMS].entries; 669 670 for (i = 0; i < 8; i++) 671 mem += l2_fwd_params->part_spc[i]; 672 673 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count) { 674 vl_fwd_params = tables[BLK_IDX_VL_FORWARDING_PARAMS].entries; 675 for (i = 0; i < 8; i++) 676 mem += vl_fwd_params->partspc[i]; 677 } 678 679 if (tables[BLK_IDX_RETAGGING].entry_count) 680 max_mem = SJA1105_MAX_FRAME_MEMORY_RETAGGING; 681 else 682 max_mem = SJA1105_MAX_FRAME_MEMORY; 683 684 if (mem > max_mem) 685 return SJA1105_OVERCOMMITTED_FRAME_MEMORY; 686 687 return SJA1105_CONFIG_OK; 688 } 689 690 sja1105_config_valid_t 691 sja1105_static_config_check_valid(const struct sja1105_static_config *config) 692 { 693 const struct sja1105_table *tables = config->tables; 694 #define IS_FULL(blk_idx) \ 695 (tables[blk_idx].entry_count == tables[blk_idx].ops->max_entry_count) 696 697 if (tables[BLK_IDX_SCHEDULE].entry_count) { 698 if (config->device_id != SJA1105T_DEVICE_ID && 699 config->device_id != SJA1105QS_DEVICE_ID) 700 return SJA1105_TTETHERNET_NOT_SUPPORTED; 701 702 if (tables[BLK_IDX_SCHEDULE_ENTRY_POINTS].entry_count == 0) 703 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 704 705 if (!IS_FULL(BLK_IDX_SCHEDULE_PARAMS)) 706 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 707 708 if (!IS_FULL(BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS)) 709 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 710 } 711 if (tables[BLK_IDX_VL_LOOKUP].entry_count) { 712 struct sja1105_vl_lookup_entry *vl_lookup; 713 bool has_critical_links = false; 714 int i; 715 716 vl_lookup = tables[BLK_IDX_VL_LOOKUP].entries; 717 718 for (i = 0; i < tables[BLK_IDX_VL_LOOKUP].entry_count; i++) { 719 if (vl_lookup[i].iscritical) { 720 has_critical_links = true; 721 break; 722 } 723 } 724 725 if (tables[BLK_IDX_VL_POLICING].entry_count == 0 && 726 has_critical_links) 727 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 728 729 if (tables[BLK_IDX_VL_FORWARDING].entry_count == 0 && 730 has_critical_links) 731 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 732 733 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count == 0 && 734 has_critical_links) 735 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 736 } 737 738 if (tables[BLK_IDX_L2_POLICING].entry_count == 0) 739 return SJA1105_MISSING_L2_POLICING_TABLE; 740 741 if (tables[BLK_IDX_VLAN_LOOKUP].entry_count == 0) 742 return SJA1105_MISSING_VLAN_TABLE; 743 744 if (!IS_FULL(BLK_IDX_L2_FORWARDING)) 745 return SJA1105_MISSING_L2_FORWARDING_TABLE; 746 747 if (!IS_FULL(BLK_IDX_MAC_CONFIG)) 748 return SJA1105_MISSING_MAC_TABLE; 749 750 if (!IS_FULL(BLK_IDX_L2_FORWARDING_PARAMS)) 751 return SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE; 752 753 if (!IS_FULL(BLK_IDX_GENERAL_PARAMS)) 754 return SJA1105_MISSING_GENERAL_PARAMS_TABLE; 755 756 if (!IS_FULL(BLK_IDX_XMII_PARAMS)) 757 return SJA1105_MISSING_XMII_TABLE; 758 759 return static_config_check_memory_size(tables); 760 #undef IS_FULL 761 } 762 763 void 764 sja1105_static_config_pack(void *buf, struct sja1105_static_config *config) 765 { 766 struct sja1105_table_header header = {0}; 767 enum sja1105_blk_idx i; 768 char *p = buf; 769 int j; 770 771 sja1105_pack(p, &config->device_id, 31, 0, 4); 772 p += SJA1105_SIZE_DEVICE_ID; 773 774 for (i = 0; i < BLK_IDX_MAX; i++) { 775 const struct sja1105_table *table; 776 char *table_start; 777 778 table = &config->tables[i]; 779 if (!table->entry_count) 780 continue; 781 782 header.block_id = blk_id_map[i]; 783 header.len = table->entry_count * 784 table->ops->packed_entry_size / 4; 785 sja1105_table_header_pack_with_crc(p, &header); 786 p += SJA1105_SIZE_TABLE_HEADER; 787 table_start = p; 788 for (j = 0; j < table->entry_count; j++) { 789 u8 *entry_ptr = table->entries; 790 791 entry_ptr += j * table->ops->unpacked_entry_size; 792 memset(p, 0, table->ops->packed_entry_size); 793 table->ops->packing(p, entry_ptr, PACK); 794 p += table->ops->packed_entry_size; 795 } 796 sja1105_table_write_crc(table_start, p); 797 p += 4; 798 } 799 /* Final header: 800 * Block ID does not matter 801 * Length of 0 marks that header is final 802 * CRC will be replaced on-the-fly on "config upload" 803 */ 804 header.block_id = 0; 805 header.len = 0; 806 header.crc = 0xDEADBEEF; 807 memset(p, 0, SJA1105_SIZE_TABLE_HEADER); 808 sja1105_table_header_packing(p, &header, PACK); 809 } 810 811 size_t 812 sja1105_static_config_get_length(const struct sja1105_static_config *config) 813 { 814 unsigned int sum; 815 unsigned int header_count; 816 enum sja1105_blk_idx i; 817 818 /* Ending header */ 819 header_count = 1; 820 sum = SJA1105_SIZE_DEVICE_ID; 821 822 /* Tables (headers and entries) */ 823 for (i = 0; i < BLK_IDX_MAX; i++) { 824 const struct sja1105_table *table; 825 826 table = &config->tables[i]; 827 if (table->entry_count) 828 header_count++; 829 830 sum += table->ops->packed_entry_size * table->entry_count; 831 } 832 /* Headers have an additional CRC at the end */ 833 sum += header_count * (SJA1105_SIZE_TABLE_HEADER + 4); 834 /* Last header does not have an extra CRC because there is no data */ 835 sum -= 4; 836 837 return sum; 838 } 839 840 /* Compatibility matrices */ 841 842 /* SJA1105E: First generation, no TTEthernet */ 843 struct sja1105_table_ops sja1105e_table_ops[BLK_IDX_MAX] = { 844 [BLK_IDX_SCHEDULE] = {0}, 845 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 846 [BLK_IDX_VL_LOOKUP] = {0}, 847 [BLK_IDX_VL_POLICING] = {0}, 848 [BLK_IDX_VL_FORWARDING] = {0}, 849 [BLK_IDX_L2_LOOKUP] = { 850 .packing = sja1105et_l2_lookup_entry_packing, 851 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 852 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 853 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 854 }, 855 [BLK_IDX_L2_POLICING] = { 856 .packing = sja1105_l2_policing_entry_packing, 857 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 858 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 859 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 860 }, 861 [BLK_IDX_VLAN_LOOKUP] = { 862 .packing = sja1105_vlan_lookup_entry_packing, 863 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 864 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 865 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 866 }, 867 [BLK_IDX_L2_FORWARDING] = { 868 .packing = sja1105_l2_forwarding_entry_packing, 869 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 870 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 871 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 872 }, 873 [BLK_IDX_MAC_CONFIG] = { 874 .packing = sja1105et_mac_config_entry_packing, 875 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 876 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 877 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 878 }, 879 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 880 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 881 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 882 [BLK_IDX_L2_LOOKUP_PARAMS] = { 883 .packing = sja1105et_l2_lookup_params_entry_packing, 884 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 885 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 886 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 887 }, 888 [BLK_IDX_L2_FORWARDING_PARAMS] = { 889 .packing = sja1105_l2_forwarding_params_entry_packing, 890 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 891 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 892 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 893 }, 894 [BLK_IDX_AVB_PARAMS] = { 895 .packing = sja1105et_avb_params_entry_packing, 896 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 897 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 898 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 899 }, 900 [BLK_IDX_GENERAL_PARAMS] = { 901 .packing = sja1105et_general_params_entry_packing, 902 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 903 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 904 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 905 }, 906 [BLK_IDX_RETAGGING] = { 907 .packing = sja1105_retagging_entry_packing, 908 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 909 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 910 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 911 }, 912 [BLK_IDX_XMII_PARAMS] = { 913 .packing = sja1105_xmii_params_entry_packing, 914 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 915 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 916 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 917 }, 918 }; 919 920 /* SJA1105T: First generation, TTEthernet */ 921 struct sja1105_table_ops sja1105t_table_ops[BLK_IDX_MAX] = { 922 [BLK_IDX_SCHEDULE] = { 923 .packing = sja1105_schedule_entry_packing, 924 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 925 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 926 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 927 }, 928 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 929 .packing = sja1105_schedule_entry_points_entry_packing, 930 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 931 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 932 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 933 }, 934 [BLK_IDX_VL_LOOKUP] = { 935 .packing = sja1105_vl_lookup_entry_packing, 936 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 937 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 938 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 939 }, 940 [BLK_IDX_VL_POLICING] = { 941 .packing = sja1105_vl_policing_entry_packing, 942 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 943 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 944 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 945 }, 946 [BLK_IDX_VL_FORWARDING] = { 947 .packing = sja1105_vl_forwarding_entry_packing, 948 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 949 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 950 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 951 }, 952 [BLK_IDX_L2_LOOKUP] = { 953 .packing = sja1105et_l2_lookup_entry_packing, 954 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 955 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 956 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 957 }, 958 [BLK_IDX_L2_POLICING] = { 959 .packing = sja1105_l2_policing_entry_packing, 960 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 961 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 962 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 963 }, 964 [BLK_IDX_VLAN_LOOKUP] = { 965 .packing = sja1105_vlan_lookup_entry_packing, 966 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 967 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 968 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 969 }, 970 [BLK_IDX_L2_FORWARDING] = { 971 .packing = sja1105_l2_forwarding_entry_packing, 972 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 973 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 974 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 975 }, 976 [BLK_IDX_MAC_CONFIG] = { 977 .packing = sja1105et_mac_config_entry_packing, 978 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 979 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 980 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 981 }, 982 [BLK_IDX_SCHEDULE_PARAMS] = { 983 .packing = sja1105_schedule_params_entry_packing, 984 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 985 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 986 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 987 }, 988 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 989 .packing = sja1105_schedule_entry_points_params_entry_packing, 990 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 991 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 992 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 993 }, 994 [BLK_IDX_VL_FORWARDING_PARAMS] = { 995 .packing = sja1105_vl_forwarding_params_entry_packing, 996 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 997 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 998 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 999 }, 1000 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1001 .packing = sja1105et_l2_lookup_params_entry_packing, 1002 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1003 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1004 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1005 }, 1006 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1007 .packing = sja1105_l2_forwarding_params_entry_packing, 1008 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1009 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1010 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1011 }, 1012 [BLK_IDX_AVB_PARAMS] = { 1013 .packing = sja1105et_avb_params_entry_packing, 1014 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1015 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 1016 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1017 }, 1018 [BLK_IDX_GENERAL_PARAMS] = { 1019 .packing = sja1105et_general_params_entry_packing, 1020 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1021 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 1022 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1023 }, 1024 [BLK_IDX_RETAGGING] = { 1025 .packing = sja1105_retagging_entry_packing, 1026 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1027 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1028 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1029 }, 1030 [BLK_IDX_XMII_PARAMS] = { 1031 .packing = sja1105_xmii_params_entry_packing, 1032 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1033 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1034 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1035 }, 1036 }; 1037 1038 /* SJA1105P: Second generation, no TTEthernet, no SGMII */ 1039 struct sja1105_table_ops sja1105p_table_ops[BLK_IDX_MAX] = { 1040 [BLK_IDX_SCHEDULE] = {0}, 1041 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 1042 [BLK_IDX_VL_LOOKUP] = {0}, 1043 [BLK_IDX_VL_POLICING] = {0}, 1044 [BLK_IDX_VL_FORWARDING] = {0}, 1045 [BLK_IDX_L2_LOOKUP] = { 1046 .packing = sja1105pqrs_l2_lookup_entry_packing, 1047 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1048 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1049 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1050 }, 1051 [BLK_IDX_L2_POLICING] = { 1052 .packing = sja1105_l2_policing_entry_packing, 1053 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1054 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1055 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1056 }, 1057 [BLK_IDX_VLAN_LOOKUP] = { 1058 .packing = sja1105_vlan_lookup_entry_packing, 1059 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1060 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1061 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1062 }, 1063 [BLK_IDX_L2_FORWARDING] = { 1064 .packing = sja1105_l2_forwarding_entry_packing, 1065 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1066 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1067 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1068 }, 1069 [BLK_IDX_MAC_CONFIG] = { 1070 .packing = sja1105pqrs_mac_config_entry_packing, 1071 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1072 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1073 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1074 }, 1075 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 1076 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 1077 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 1078 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1079 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1080 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1081 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1082 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1083 }, 1084 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1085 .packing = sja1105_l2_forwarding_params_entry_packing, 1086 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1087 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1088 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1089 }, 1090 [BLK_IDX_AVB_PARAMS] = { 1091 .packing = sja1105pqrs_avb_params_entry_packing, 1092 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1093 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1094 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1095 }, 1096 [BLK_IDX_GENERAL_PARAMS] = { 1097 .packing = sja1105pqrs_general_params_entry_packing, 1098 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1099 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1100 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1101 }, 1102 [BLK_IDX_RETAGGING] = { 1103 .packing = sja1105_retagging_entry_packing, 1104 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1105 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1106 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1107 }, 1108 [BLK_IDX_XMII_PARAMS] = { 1109 .packing = sja1105_xmii_params_entry_packing, 1110 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1111 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1112 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1113 }, 1114 }; 1115 1116 /* SJA1105Q: Second generation, TTEthernet, no SGMII */ 1117 struct sja1105_table_ops sja1105q_table_ops[BLK_IDX_MAX] = { 1118 [BLK_IDX_SCHEDULE] = { 1119 .packing = sja1105_schedule_entry_packing, 1120 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1121 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1122 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1123 }, 1124 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1125 .packing = sja1105_schedule_entry_points_entry_packing, 1126 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1127 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1128 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1129 }, 1130 [BLK_IDX_VL_LOOKUP] = { 1131 .packing = sja1105_vl_lookup_entry_packing, 1132 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1133 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1134 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1135 }, 1136 [BLK_IDX_VL_POLICING] = { 1137 .packing = sja1105_vl_policing_entry_packing, 1138 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1139 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1140 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1141 }, 1142 [BLK_IDX_VL_FORWARDING] = { 1143 .packing = sja1105_vl_forwarding_entry_packing, 1144 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1145 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1146 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1147 }, 1148 [BLK_IDX_L2_LOOKUP] = { 1149 .packing = sja1105pqrs_l2_lookup_entry_packing, 1150 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1151 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1152 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1153 }, 1154 [BLK_IDX_L2_POLICING] = { 1155 .packing = sja1105_l2_policing_entry_packing, 1156 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1157 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1158 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1159 }, 1160 [BLK_IDX_VLAN_LOOKUP] = { 1161 .packing = sja1105_vlan_lookup_entry_packing, 1162 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1163 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1164 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1165 }, 1166 [BLK_IDX_L2_FORWARDING] = { 1167 .packing = sja1105_l2_forwarding_entry_packing, 1168 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1169 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1170 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1171 }, 1172 [BLK_IDX_MAC_CONFIG] = { 1173 .packing = sja1105pqrs_mac_config_entry_packing, 1174 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1175 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1176 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1177 }, 1178 [BLK_IDX_SCHEDULE_PARAMS] = { 1179 .packing = sja1105_schedule_params_entry_packing, 1180 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1181 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1182 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1183 }, 1184 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1185 .packing = sja1105_schedule_entry_points_params_entry_packing, 1186 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1187 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1188 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1189 }, 1190 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1191 .packing = sja1105_vl_forwarding_params_entry_packing, 1192 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1193 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1194 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1195 }, 1196 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1197 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1198 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1199 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1200 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1201 }, 1202 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1203 .packing = sja1105_l2_forwarding_params_entry_packing, 1204 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1205 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1206 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1207 }, 1208 [BLK_IDX_AVB_PARAMS] = { 1209 .packing = sja1105pqrs_avb_params_entry_packing, 1210 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1211 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1212 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1213 }, 1214 [BLK_IDX_GENERAL_PARAMS] = { 1215 .packing = sja1105pqrs_general_params_entry_packing, 1216 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1217 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1218 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1219 }, 1220 [BLK_IDX_RETAGGING] = { 1221 .packing = sja1105_retagging_entry_packing, 1222 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1223 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1224 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1225 }, 1226 [BLK_IDX_XMII_PARAMS] = { 1227 .packing = sja1105_xmii_params_entry_packing, 1228 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1229 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1230 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1231 }, 1232 }; 1233 1234 /* SJA1105R: Second generation, no TTEthernet, SGMII */ 1235 struct sja1105_table_ops sja1105r_table_ops[BLK_IDX_MAX] = { 1236 [BLK_IDX_SCHEDULE] = {0}, 1237 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 1238 [BLK_IDX_VL_LOOKUP] = {0}, 1239 [BLK_IDX_VL_POLICING] = {0}, 1240 [BLK_IDX_VL_FORWARDING] = {0}, 1241 [BLK_IDX_L2_LOOKUP] = { 1242 .packing = sja1105pqrs_l2_lookup_entry_packing, 1243 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1244 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1245 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1246 }, 1247 [BLK_IDX_L2_POLICING] = { 1248 .packing = sja1105_l2_policing_entry_packing, 1249 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1250 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1251 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1252 }, 1253 [BLK_IDX_VLAN_LOOKUP] = { 1254 .packing = sja1105_vlan_lookup_entry_packing, 1255 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1256 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1257 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1258 }, 1259 [BLK_IDX_L2_FORWARDING] = { 1260 .packing = sja1105_l2_forwarding_entry_packing, 1261 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1262 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1263 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1264 }, 1265 [BLK_IDX_MAC_CONFIG] = { 1266 .packing = sja1105pqrs_mac_config_entry_packing, 1267 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1268 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1269 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1270 }, 1271 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 1272 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 1273 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 1274 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1275 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1276 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1277 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1278 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1279 }, 1280 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1281 .packing = sja1105_l2_forwarding_params_entry_packing, 1282 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1283 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1284 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1285 }, 1286 [BLK_IDX_AVB_PARAMS] = { 1287 .packing = sja1105pqrs_avb_params_entry_packing, 1288 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1289 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1290 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1291 }, 1292 [BLK_IDX_GENERAL_PARAMS] = { 1293 .packing = sja1105pqrs_general_params_entry_packing, 1294 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1295 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1296 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1297 }, 1298 [BLK_IDX_RETAGGING] = { 1299 .packing = sja1105_retagging_entry_packing, 1300 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1301 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1302 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1303 }, 1304 [BLK_IDX_XMII_PARAMS] = { 1305 .packing = sja1105_xmii_params_entry_packing, 1306 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1307 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1308 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1309 }, 1310 }; 1311 1312 /* SJA1105S: Second generation, TTEthernet, SGMII */ 1313 struct sja1105_table_ops sja1105s_table_ops[BLK_IDX_MAX] = { 1314 [BLK_IDX_SCHEDULE] = { 1315 .packing = sja1105_schedule_entry_packing, 1316 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1317 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1318 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1319 }, 1320 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1321 .packing = sja1105_schedule_entry_points_entry_packing, 1322 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1323 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1324 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1325 }, 1326 [BLK_IDX_VL_LOOKUP] = { 1327 .packing = sja1105_vl_lookup_entry_packing, 1328 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1329 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1330 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1331 }, 1332 [BLK_IDX_VL_POLICING] = { 1333 .packing = sja1105_vl_policing_entry_packing, 1334 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1335 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1336 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1337 }, 1338 [BLK_IDX_VL_FORWARDING] = { 1339 .packing = sja1105_vl_forwarding_entry_packing, 1340 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1341 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1342 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1343 }, 1344 [BLK_IDX_L2_LOOKUP] = { 1345 .packing = sja1105pqrs_l2_lookup_entry_packing, 1346 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1347 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1348 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1349 }, 1350 [BLK_IDX_L2_POLICING] = { 1351 .packing = sja1105_l2_policing_entry_packing, 1352 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1353 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1354 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1355 }, 1356 [BLK_IDX_VLAN_LOOKUP] = { 1357 .packing = sja1105_vlan_lookup_entry_packing, 1358 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1359 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1360 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1361 }, 1362 [BLK_IDX_L2_FORWARDING] = { 1363 .packing = sja1105_l2_forwarding_entry_packing, 1364 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1365 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1366 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1367 }, 1368 [BLK_IDX_MAC_CONFIG] = { 1369 .packing = sja1105pqrs_mac_config_entry_packing, 1370 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1371 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1372 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1373 }, 1374 [BLK_IDX_SCHEDULE_PARAMS] = { 1375 .packing = sja1105_schedule_params_entry_packing, 1376 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1377 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1378 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1379 }, 1380 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1381 .packing = sja1105_schedule_entry_points_params_entry_packing, 1382 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1383 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1384 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1385 }, 1386 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1387 .packing = sja1105_vl_forwarding_params_entry_packing, 1388 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1389 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1390 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1391 }, 1392 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1393 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1394 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1395 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1396 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1397 }, 1398 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1399 .packing = sja1105_l2_forwarding_params_entry_packing, 1400 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1401 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1402 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1403 }, 1404 [BLK_IDX_AVB_PARAMS] = { 1405 .packing = sja1105pqrs_avb_params_entry_packing, 1406 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1407 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1408 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1409 }, 1410 [BLK_IDX_GENERAL_PARAMS] = { 1411 .packing = sja1105pqrs_general_params_entry_packing, 1412 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1413 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1414 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1415 }, 1416 [BLK_IDX_RETAGGING] = { 1417 .packing = sja1105_retagging_entry_packing, 1418 .unpacked_entry_size = sizeof(struct sja1105_retagging_entry), 1419 .packed_entry_size = SJA1105_SIZE_RETAGGING_ENTRY, 1420 .max_entry_count = SJA1105_MAX_RETAGGING_COUNT, 1421 }, 1422 [BLK_IDX_XMII_PARAMS] = { 1423 .packing = sja1105_xmii_params_entry_packing, 1424 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1425 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1426 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1427 }, 1428 }; 1429 1430 int sja1105_static_config_init(struct sja1105_static_config *config, 1431 const struct sja1105_table_ops *static_ops, 1432 u64 device_id) 1433 { 1434 enum sja1105_blk_idx i; 1435 1436 *config = (struct sja1105_static_config) {0}; 1437 1438 /* Transfer static_ops array from priv into per-table ops 1439 * for handier access 1440 */ 1441 for (i = 0; i < BLK_IDX_MAX; i++) 1442 config->tables[i].ops = &static_ops[i]; 1443 1444 config->device_id = device_id; 1445 return 0; 1446 } 1447 1448 void sja1105_static_config_free(struct sja1105_static_config *config) 1449 { 1450 enum sja1105_blk_idx i; 1451 1452 for (i = 0; i < BLK_IDX_MAX; i++) { 1453 if (config->tables[i].entry_count) { 1454 kfree(config->tables[i].entries); 1455 config->tables[i].entry_count = 0; 1456 } 1457 } 1458 } 1459 1460 int sja1105_table_delete_entry(struct sja1105_table *table, int i) 1461 { 1462 size_t entry_size = table->ops->unpacked_entry_size; 1463 u8 *entries = table->entries; 1464 1465 if (i > table->entry_count) 1466 return -ERANGE; 1467 1468 memmove(entries + i * entry_size, entries + (i + 1) * entry_size, 1469 (table->entry_count - i) * entry_size); 1470 1471 table->entry_count--; 1472 1473 return 0; 1474 } 1475 1476 /* No pointers to table->entries should be kept when this is called. */ 1477 int sja1105_table_resize(struct sja1105_table *table, size_t new_count) 1478 { 1479 size_t entry_size = table->ops->unpacked_entry_size; 1480 void *new_entries, *old_entries = table->entries; 1481 1482 if (new_count > table->ops->max_entry_count) 1483 return -ERANGE; 1484 1485 new_entries = kcalloc(new_count, entry_size, GFP_KERNEL); 1486 if (!new_entries) 1487 return -ENOMEM; 1488 1489 memcpy(new_entries, old_entries, min(new_count, table->entry_count) * 1490 entry_size); 1491 1492 table->entries = new_entries; 1493 table->entry_count = new_count; 1494 kfree(old_entries); 1495 return 0; 1496 } 1497