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_table_header_packing(void *buf, void *entry_ptr, 545 enum packing_op op) 546 { 547 const size_t size = SJA1105_SIZE_TABLE_HEADER; 548 struct sja1105_table_header *entry = entry_ptr; 549 550 sja1105_packing(buf, &entry->block_id, 31, 24, size, op); 551 sja1105_packing(buf, &entry->len, 55, 32, size, op); 552 sja1105_packing(buf, &entry->crc, 95, 64, size, op); 553 return size; 554 } 555 556 /* WARNING: the *hdr pointer is really non-const, because it is 557 * modifying the CRC of the header for a 2-stage packing operation 558 */ 559 void 560 sja1105_table_header_pack_with_crc(void *buf, struct sja1105_table_header *hdr) 561 { 562 /* First pack the table as-is, then calculate the CRC, and 563 * finally put the proper CRC into the packed buffer 564 */ 565 memset(buf, 0, SJA1105_SIZE_TABLE_HEADER); 566 sja1105_table_header_packing(buf, hdr, PACK); 567 hdr->crc = sja1105_crc32(buf, SJA1105_SIZE_TABLE_HEADER - 4); 568 sja1105_pack(buf + SJA1105_SIZE_TABLE_HEADER - 4, &hdr->crc, 31, 0, 4); 569 } 570 571 static void sja1105_table_write_crc(u8 *table_start, u8 *crc_ptr) 572 { 573 u64 computed_crc; 574 int len_bytes; 575 576 len_bytes = (uintptr_t)(crc_ptr - table_start); 577 computed_crc = sja1105_crc32(table_start, len_bytes); 578 sja1105_pack(crc_ptr, &computed_crc, 31, 0, 4); 579 } 580 581 /* The block IDs that the switches support are unfortunately sparse, so keep a 582 * mapping table to "block indices" and translate back and forth so that we 583 * don't waste useless memory in struct sja1105_static_config. 584 * Also, since the block id comes from essentially untrusted input (unpacking 585 * the static config from userspace) it has to be sanitized (range-checked) 586 * before blindly indexing kernel memory with the blk_idx. 587 */ 588 static u64 blk_id_map[BLK_IDX_MAX] = { 589 [BLK_IDX_SCHEDULE] = BLKID_SCHEDULE, 590 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = BLKID_SCHEDULE_ENTRY_POINTS, 591 [BLK_IDX_VL_LOOKUP] = BLKID_VL_LOOKUP, 592 [BLK_IDX_VL_POLICING] = BLKID_VL_POLICING, 593 [BLK_IDX_VL_FORWARDING] = BLKID_VL_FORWARDING, 594 [BLK_IDX_L2_LOOKUP] = BLKID_L2_LOOKUP, 595 [BLK_IDX_L2_POLICING] = BLKID_L2_POLICING, 596 [BLK_IDX_VLAN_LOOKUP] = BLKID_VLAN_LOOKUP, 597 [BLK_IDX_L2_FORWARDING] = BLKID_L2_FORWARDING, 598 [BLK_IDX_MAC_CONFIG] = BLKID_MAC_CONFIG, 599 [BLK_IDX_SCHEDULE_PARAMS] = BLKID_SCHEDULE_PARAMS, 600 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = BLKID_SCHEDULE_ENTRY_POINTS_PARAMS, 601 [BLK_IDX_VL_FORWARDING_PARAMS] = BLKID_VL_FORWARDING_PARAMS, 602 [BLK_IDX_L2_LOOKUP_PARAMS] = BLKID_L2_LOOKUP_PARAMS, 603 [BLK_IDX_L2_FORWARDING_PARAMS] = BLKID_L2_FORWARDING_PARAMS, 604 [BLK_IDX_AVB_PARAMS] = BLKID_AVB_PARAMS, 605 [BLK_IDX_GENERAL_PARAMS] = BLKID_GENERAL_PARAMS, 606 [BLK_IDX_XMII_PARAMS] = BLKID_XMII_PARAMS, 607 }; 608 609 const char *sja1105_static_config_error_msg[] = { 610 [SJA1105_CONFIG_OK] = "", 611 [SJA1105_TTETHERNET_NOT_SUPPORTED] = 612 "schedule-table present, but TTEthernet is " 613 "only supported on T and Q/S", 614 [SJA1105_INCORRECT_TTETHERNET_CONFIGURATION] = 615 "schedule-table present, but one of " 616 "schedule-entry-points-table, schedule-parameters-table or " 617 "schedule-entry-points-parameters table is empty", 618 [SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION] = 619 "vl-lookup-table present, but one of vl-policing-table, " 620 "vl-forwarding-table or vl-forwarding-parameters-table is empty", 621 [SJA1105_MISSING_L2_POLICING_TABLE] = 622 "l2-policing-table needs to have at least one entry", 623 [SJA1105_MISSING_L2_FORWARDING_TABLE] = 624 "l2-forwarding-table is either missing or incomplete", 625 [SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE] = 626 "l2-forwarding-parameters-table is missing", 627 [SJA1105_MISSING_GENERAL_PARAMS_TABLE] = 628 "general-parameters-table is missing", 629 [SJA1105_MISSING_VLAN_TABLE] = 630 "vlan-lookup-table needs to have at least the default untagged VLAN", 631 [SJA1105_MISSING_XMII_TABLE] = 632 "xmii-table is missing", 633 [SJA1105_MISSING_MAC_TABLE] = 634 "mac-configuration-table needs to contain an entry for each port", 635 [SJA1105_OVERCOMMITTED_FRAME_MEMORY] = 636 "Not allowed to overcommit frame memory. L2 memory partitions " 637 "and VL memory partitions share the same space. The sum of all " 638 "16 memory partitions is not allowed to be larger than 929 " 639 "128-byte blocks (or 910 with retagging). Please adjust " 640 "l2-forwarding-parameters-table.part_spc and/or " 641 "vl-forwarding-parameters-table.partspc.", 642 }; 643 644 static sja1105_config_valid_t 645 static_config_check_memory_size(const struct sja1105_table *tables) 646 { 647 const struct sja1105_l2_forwarding_params_entry *l2_fwd_params; 648 const struct sja1105_vl_forwarding_params_entry *vl_fwd_params; 649 int i, mem = 0; 650 651 l2_fwd_params = tables[BLK_IDX_L2_FORWARDING_PARAMS].entries; 652 653 for (i = 0; i < 8; i++) 654 mem += l2_fwd_params->part_spc[i]; 655 656 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count) { 657 vl_fwd_params = tables[BLK_IDX_VL_FORWARDING_PARAMS].entries; 658 for (i = 0; i < 8; i++) 659 mem += vl_fwd_params->partspc[i]; 660 } 661 662 if (mem > SJA1105_MAX_FRAME_MEMORY) 663 return SJA1105_OVERCOMMITTED_FRAME_MEMORY; 664 665 return SJA1105_CONFIG_OK; 666 } 667 668 sja1105_config_valid_t 669 sja1105_static_config_check_valid(const struct sja1105_static_config *config) 670 { 671 const struct sja1105_table *tables = config->tables; 672 #define IS_FULL(blk_idx) \ 673 (tables[blk_idx].entry_count == tables[blk_idx].ops->max_entry_count) 674 675 if (tables[BLK_IDX_SCHEDULE].entry_count) { 676 if (config->device_id != SJA1105T_DEVICE_ID && 677 config->device_id != SJA1105QS_DEVICE_ID) 678 return SJA1105_TTETHERNET_NOT_SUPPORTED; 679 680 if (tables[BLK_IDX_SCHEDULE_ENTRY_POINTS].entry_count == 0) 681 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 682 683 if (!IS_FULL(BLK_IDX_SCHEDULE_PARAMS)) 684 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 685 686 if (!IS_FULL(BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS)) 687 return SJA1105_INCORRECT_TTETHERNET_CONFIGURATION; 688 } 689 if (tables[BLK_IDX_VL_LOOKUP].entry_count) { 690 struct sja1105_vl_lookup_entry *vl_lookup; 691 bool has_critical_links = false; 692 int i; 693 694 vl_lookup = tables[BLK_IDX_VL_LOOKUP].entries; 695 696 for (i = 0; i < tables[BLK_IDX_VL_LOOKUP].entry_count; i++) { 697 if (vl_lookup[i].iscritical) { 698 has_critical_links = true; 699 break; 700 } 701 } 702 703 if (tables[BLK_IDX_VL_POLICING].entry_count == 0 && 704 has_critical_links) 705 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 706 707 if (tables[BLK_IDX_VL_FORWARDING].entry_count == 0 && 708 has_critical_links) 709 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 710 711 if (tables[BLK_IDX_VL_FORWARDING_PARAMS].entry_count == 0 && 712 has_critical_links) 713 return SJA1105_INCORRECT_VIRTUAL_LINK_CONFIGURATION; 714 } 715 716 if (tables[BLK_IDX_L2_POLICING].entry_count == 0) 717 return SJA1105_MISSING_L2_POLICING_TABLE; 718 719 if (tables[BLK_IDX_VLAN_LOOKUP].entry_count == 0) 720 return SJA1105_MISSING_VLAN_TABLE; 721 722 if (!IS_FULL(BLK_IDX_L2_FORWARDING)) 723 return SJA1105_MISSING_L2_FORWARDING_TABLE; 724 725 if (!IS_FULL(BLK_IDX_MAC_CONFIG)) 726 return SJA1105_MISSING_MAC_TABLE; 727 728 if (!IS_FULL(BLK_IDX_L2_FORWARDING_PARAMS)) 729 return SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE; 730 731 if (!IS_FULL(BLK_IDX_GENERAL_PARAMS)) 732 return SJA1105_MISSING_GENERAL_PARAMS_TABLE; 733 734 if (!IS_FULL(BLK_IDX_XMII_PARAMS)) 735 return SJA1105_MISSING_XMII_TABLE; 736 737 return static_config_check_memory_size(tables); 738 #undef IS_FULL 739 } 740 741 void 742 sja1105_static_config_pack(void *buf, struct sja1105_static_config *config) 743 { 744 struct sja1105_table_header header = {0}; 745 enum sja1105_blk_idx i; 746 char *p = buf; 747 int j; 748 749 sja1105_pack(p, &config->device_id, 31, 0, 4); 750 p += SJA1105_SIZE_DEVICE_ID; 751 752 for (i = 0; i < BLK_IDX_MAX; i++) { 753 const struct sja1105_table *table; 754 char *table_start; 755 756 table = &config->tables[i]; 757 if (!table->entry_count) 758 continue; 759 760 header.block_id = blk_id_map[i]; 761 header.len = table->entry_count * 762 table->ops->packed_entry_size / 4; 763 sja1105_table_header_pack_with_crc(p, &header); 764 p += SJA1105_SIZE_TABLE_HEADER; 765 table_start = p; 766 for (j = 0; j < table->entry_count; j++) { 767 u8 *entry_ptr = table->entries; 768 769 entry_ptr += j * table->ops->unpacked_entry_size; 770 memset(p, 0, table->ops->packed_entry_size); 771 table->ops->packing(p, entry_ptr, PACK); 772 p += table->ops->packed_entry_size; 773 } 774 sja1105_table_write_crc(table_start, p); 775 p += 4; 776 } 777 /* Final header: 778 * Block ID does not matter 779 * Length of 0 marks that header is final 780 * CRC will be replaced on-the-fly on "config upload" 781 */ 782 header.block_id = 0; 783 header.len = 0; 784 header.crc = 0xDEADBEEF; 785 memset(p, 0, SJA1105_SIZE_TABLE_HEADER); 786 sja1105_table_header_packing(p, &header, PACK); 787 } 788 789 size_t 790 sja1105_static_config_get_length(const struct sja1105_static_config *config) 791 { 792 unsigned int sum; 793 unsigned int header_count; 794 enum sja1105_blk_idx i; 795 796 /* Ending header */ 797 header_count = 1; 798 sum = SJA1105_SIZE_DEVICE_ID; 799 800 /* Tables (headers and entries) */ 801 for (i = 0; i < BLK_IDX_MAX; i++) { 802 const struct sja1105_table *table; 803 804 table = &config->tables[i]; 805 if (table->entry_count) 806 header_count++; 807 808 sum += table->ops->packed_entry_size * table->entry_count; 809 } 810 /* Headers have an additional CRC at the end */ 811 sum += header_count * (SJA1105_SIZE_TABLE_HEADER + 4); 812 /* Last header does not have an extra CRC because there is no data */ 813 sum -= 4; 814 815 return sum; 816 } 817 818 /* Compatibility matrices */ 819 820 /* SJA1105E: First generation, no TTEthernet */ 821 struct sja1105_table_ops sja1105e_table_ops[BLK_IDX_MAX] = { 822 [BLK_IDX_SCHEDULE] = {0}, 823 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 824 [BLK_IDX_VL_LOOKUP] = {0}, 825 [BLK_IDX_VL_POLICING] = {0}, 826 [BLK_IDX_VL_FORWARDING] = {0}, 827 [BLK_IDX_L2_LOOKUP] = { 828 .packing = sja1105et_l2_lookup_entry_packing, 829 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 830 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 831 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 832 }, 833 [BLK_IDX_L2_POLICING] = { 834 .packing = sja1105_l2_policing_entry_packing, 835 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 836 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 837 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 838 }, 839 [BLK_IDX_VLAN_LOOKUP] = { 840 .packing = sja1105_vlan_lookup_entry_packing, 841 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 842 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 843 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 844 }, 845 [BLK_IDX_L2_FORWARDING] = { 846 .packing = sja1105_l2_forwarding_entry_packing, 847 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 848 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 849 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 850 }, 851 [BLK_IDX_MAC_CONFIG] = { 852 .packing = sja1105et_mac_config_entry_packing, 853 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 854 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 855 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 856 }, 857 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 858 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 859 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 860 [BLK_IDX_L2_LOOKUP_PARAMS] = { 861 .packing = sja1105et_l2_lookup_params_entry_packing, 862 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 863 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 864 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 865 }, 866 [BLK_IDX_L2_FORWARDING_PARAMS] = { 867 .packing = sja1105_l2_forwarding_params_entry_packing, 868 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 869 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 870 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 871 }, 872 [BLK_IDX_AVB_PARAMS] = { 873 .packing = sja1105et_avb_params_entry_packing, 874 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 875 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 876 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 877 }, 878 [BLK_IDX_GENERAL_PARAMS] = { 879 .packing = sja1105et_general_params_entry_packing, 880 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 881 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 882 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 883 }, 884 [BLK_IDX_XMII_PARAMS] = { 885 .packing = sja1105_xmii_params_entry_packing, 886 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 887 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 888 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 889 }, 890 }; 891 892 /* SJA1105T: First generation, TTEthernet */ 893 struct sja1105_table_ops sja1105t_table_ops[BLK_IDX_MAX] = { 894 [BLK_IDX_SCHEDULE] = { 895 .packing = sja1105_schedule_entry_packing, 896 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 897 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 898 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 899 }, 900 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 901 .packing = sja1105_schedule_entry_points_entry_packing, 902 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 903 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 904 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 905 }, 906 [BLK_IDX_VL_LOOKUP] = { 907 .packing = sja1105_vl_lookup_entry_packing, 908 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 909 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 910 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 911 }, 912 [BLK_IDX_VL_POLICING] = { 913 .packing = sja1105_vl_policing_entry_packing, 914 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 915 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 916 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 917 }, 918 [BLK_IDX_VL_FORWARDING] = { 919 .packing = sja1105_vl_forwarding_entry_packing, 920 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 921 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 922 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 923 }, 924 [BLK_IDX_L2_LOOKUP] = { 925 .packing = sja1105et_l2_lookup_entry_packing, 926 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 927 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_ENTRY, 928 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 929 }, 930 [BLK_IDX_L2_POLICING] = { 931 .packing = sja1105_l2_policing_entry_packing, 932 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 933 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 934 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 935 }, 936 [BLK_IDX_VLAN_LOOKUP] = { 937 .packing = sja1105_vlan_lookup_entry_packing, 938 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 939 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 940 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 941 }, 942 [BLK_IDX_L2_FORWARDING] = { 943 .packing = sja1105_l2_forwarding_entry_packing, 944 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 945 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 946 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 947 }, 948 [BLK_IDX_MAC_CONFIG] = { 949 .packing = sja1105et_mac_config_entry_packing, 950 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 951 .packed_entry_size = SJA1105ET_SIZE_MAC_CONFIG_ENTRY, 952 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 953 }, 954 [BLK_IDX_SCHEDULE_PARAMS] = { 955 .packing = sja1105_schedule_params_entry_packing, 956 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 957 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 958 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 959 }, 960 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 961 .packing = sja1105_schedule_entry_points_params_entry_packing, 962 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 963 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 964 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 965 }, 966 [BLK_IDX_VL_FORWARDING_PARAMS] = { 967 .packing = sja1105_vl_forwarding_params_entry_packing, 968 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 969 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 970 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 971 }, 972 [BLK_IDX_L2_LOOKUP_PARAMS] = { 973 .packing = sja1105et_l2_lookup_params_entry_packing, 974 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 975 .packed_entry_size = SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY, 976 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 977 }, 978 [BLK_IDX_L2_FORWARDING_PARAMS] = { 979 .packing = sja1105_l2_forwarding_params_entry_packing, 980 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 981 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 982 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 983 }, 984 [BLK_IDX_AVB_PARAMS] = { 985 .packing = sja1105et_avb_params_entry_packing, 986 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 987 .packed_entry_size = SJA1105ET_SIZE_AVB_PARAMS_ENTRY, 988 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 989 }, 990 [BLK_IDX_GENERAL_PARAMS] = { 991 .packing = sja1105et_general_params_entry_packing, 992 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 993 .packed_entry_size = SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY, 994 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 995 }, 996 [BLK_IDX_XMII_PARAMS] = { 997 .packing = sja1105_xmii_params_entry_packing, 998 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 999 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1000 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1001 }, 1002 }; 1003 1004 /* SJA1105P: Second generation, no TTEthernet, no SGMII */ 1005 struct sja1105_table_ops sja1105p_table_ops[BLK_IDX_MAX] = { 1006 [BLK_IDX_SCHEDULE] = {0}, 1007 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 1008 [BLK_IDX_VL_LOOKUP] = {0}, 1009 [BLK_IDX_VL_POLICING] = {0}, 1010 [BLK_IDX_VL_FORWARDING] = {0}, 1011 [BLK_IDX_L2_LOOKUP] = { 1012 .packing = sja1105pqrs_l2_lookup_entry_packing, 1013 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1014 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1015 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1016 }, 1017 [BLK_IDX_L2_POLICING] = { 1018 .packing = sja1105_l2_policing_entry_packing, 1019 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1020 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1021 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1022 }, 1023 [BLK_IDX_VLAN_LOOKUP] = { 1024 .packing = sja1105_vlan_lookup_entry_packing, 1025 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1026 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1027 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1028 }, 1029 [BLK_IDX_L2_FORWARDING] = { 1030 .packing = sja1105_l2_forwarding_entry_packing, 1031 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1032 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1033 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1034 }, 1035 [BLK_IDX_MAC_CONFIG] = { 1036 .packing = sja1105pqrs_mac_config_entry_packing, 1037 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1038 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1039 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1040 }, 1041 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 1042 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 1043 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 1044 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1045 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1046 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1047 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1048 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1049 }, 1050 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1051 .packing = sja1105_l2_forwarding_params_entry_packing, 1052 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1053 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1054 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1055 }, 1056 [BLK_IDX_AVB_PARAMS] = { 1057 .packing = sja1105pqrs_avb_params_entry_packing, 1058 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1059 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1060 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1061 }, 1062 [BLK_IDX_GENERAL_PARAMS] = { 1063 .packing = sja1105pqrs_general_params_entry_packing, 1064 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1065 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1066 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1067 }, 1068 [BLK_IDX_XMII_PARAMS] = { 1069 .packing = sja1105_xmii_params_entry_packing, 1070 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1071 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1072 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1073 }, 1074 }; 1075 1076 /* SJA1105Q: Second generation, TTEthernet, no SGMII */ 1077 struct sja1105_table_ops sja1105q_table_ops[BLK_IDX_MAX] = { 1078 [BLK_IDX_SCHEDULE] = { 1079 .packing = sja1105_schedule_entry_packing, 1080 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1081 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1082 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1083 }, 1084 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1085 .packing = sja1105_schedule_entry_points_entry_packing, 1086 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1087 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1088 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1089 }, 1090 [BLK_IDX_VL_LOOKUP] = { 1091 .packing = sja1105_vl_lookup_entry_packing, 1092 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1093 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1094 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1095 }, 1096 [BLK_IDX_VL_POLICING] = { 1097 .packing = sja1105_vl_policing_entry_packing, 1098 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1099 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1100 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1101 }, 1102 [BLK_IDX_VL_FORWARDING] = { 1103 .packing = sja1105_vl_forwarding_entry_packing, 1104 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1105 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1106 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1107 }, 1108 [BLK_IDX_L2_LOOKUP] = { 1109 .packing = sja1105pqrs_l2_lookup_entry_packing, 1110 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1111 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1112 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1113 }, 1114 [BLK_IDX_L2_POLICING] = { 1115 .packing = sja1105_l2_policing_entry_packing, 1116 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1117 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1118 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1119 }, 1120 [BLK_IDX_VLAN_LOOKUP] = { 1121 .packing = sja1105_vlan_lookup_entry_packing, 1122 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1123 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1124 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1125 }, 1126 [BLK_IDX_L2_FORWARDING] = { 1127 .packing = sja1105_l2_forwarding_entry_packing, 1128 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1129 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1130 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1131 }, 1132 [BLK_IDX_MAC_CONFIG] = { 1133 .packing = sja1105pqrs_mac_config_entry_packing, 1134 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1135 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1136 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1137 }, 1138 [BLK_IDX_SCHEDULE_PARAMS] = { 1139 .packing = sja1105_schedule_params_entry_packing, 1140 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1141 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1142 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1143 }, 1144 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1145 .packing = sja1105_schedule_entry_points_params_entry_packing, 1146 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1147 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1148 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1149 }, 1150 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1151 .packing = sja1105_vl_forwarding_params_entry_packing, 1152 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1153 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1154 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1155 }, 1156 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1157 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1158 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1159 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1160 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1161 }, 1162 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1163 .packing = sja1105_l2_forwarding_params_entry_packing, 1164 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1165 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1166 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1167 }, 1168 [BLK_IDX_AVB_PARAMS] = { 1169 .packing = sja1105pqrs_avb_params_entry_packing, 1170 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1171 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1172 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1173 }, 1174 [BLK_IDX_GENERAL_PARAMS] = { 1175 .packing = sja1105pqrs_general_params_entry_packing, 1176 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1177 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1178 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1179 }, 1180 [BLK_IDX_XMII_PARAMS] = { 1181 .packing = sja1105_xmii_params_entry_packing, 1182 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1183 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1184 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1185 }, 1186 }; 1187 1188 /* SJA1105R: Second generation, no TTEthernet, SGMII */ 1189 struct sja1105_table_ops sja1105r_table_ops[BLK_IDX_MAX] = { 1190 [BLK_IDX_SCHEDULE] = {0}, 1191 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = {0}, 1192 [BLK_IDX_VL_LOOKUP] = {0}, 1193 [BLK_IDX_VL_POLICING] = {0}, 1194 [BLK_IDX_VL_FORWARDING] = {0}, 1195 [BLK_IDX_L2_LOOKUP] = { 1196 .packing = sja1105pqrs_l2_lookup_entry_packing, 1197 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1198 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1199 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1200 }, 1201 [BLK_IDX_L2_POLICING] = { 1202 .packing = sja1105_l2_policing_entry_packing, 1203 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1204 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1205 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1206 }, 1207 [BLK_IDX_VLAN_LOOKUP] = { 1208 .packing = sja1105_vlan_lookup_entry_packing, 1209 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1210 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1211 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1212 }, 1213 [BLK_IDX_L2_FORWARDING] = { 1214 .packing = sja1105_l2_forwarding_entry_packing, 1215 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1216 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1217 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1218 }, 1219 [BLK_IDX_MAC_CONFIG] = { 1220 .packing = sja1105pqrs_mac_config_entry_packing, 1221 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1222 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1223 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1224 }, 1225 [BLK_IDX_SCHEDULE_PARAMS] = {0}, 1226 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = {0}, 1227 [BLK_IDX_VL_FORWARDING_PARAMS] = {0}, 1228 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1229 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1230 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1231 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1232 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1233 }, 1234 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1235 .packing = sja1105_l2_forwarding_params_entry_packing, 1236 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1237 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1238 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1239 }, 1240 [BLK_IDX_AVB_PARAMS] = { 1241 .packing = sja1105pqrs_avb_params_entry_packing, 1242 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1243 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1244 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1245 }, 1246 [BLK_IDX_GENERAL_PARAMS] = { 1247 .packing = sja1105pqrs_general_params_entry_packing, 1248 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1249 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1250 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1251 }, 1252 [BLK_IDX_XMII_PARAMS] = { 1253 .packing = sja1105_xmii_params_entry_packing, 1254 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1255 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1256 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1257 }, 1258 }; 1259 1260 /* SJA1105S: Second generation, TTEthernet, SGMII */ 1261 struct sja1105_table_ops sja1105s_table_ops[BLK_IDX_MAX] = { 1262 [BLK_IDX_SCHEDULE] = { 1263 .packing = sja1105_schedule_entry_packing, 1264 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry), 1265 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY, 1266 .max_entry_count = SJA1105_MAX_SCHEDULE_COUNT, 1267 }, 1268 [BLK_IDX_SCHEDULE_ENTRY_POINTS] = { 1269 .packing = sja1105_schedule_entry_points_entry_packing, 1270 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_entry), 1271 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY, 1272 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT, 1273 }, 1274 [BLK_IDX_VL_LOOKUP] = { 1275 .packing = sja1105_vl_lookup_entry_packing, 1276 .unpacked_entry_size = sizeof(struct sja1105_vl_lookup_entry), 1277 .packed_entry_size = SJA1105_SIZE_VL_LOOKUP_ENTRY, 1278 .max_entry_count = SJA1105_MAX_VL_LOOKUP_COUNT, 1279 }, 1280 [BLK_IDX_VL_POLICING] = { 1281 .packing = sja1105_vl_policing_entry_packing, 1282 .unpacked_entry_size = sizeof(struct sja1105_vl_policing_entry), 1283 .packed_entry_size = SJA1105_SIZE_VL_POLICING_ENTRY, 1284 .max_entry_count = SJA1105_MAX_VL_POLICING_COUNT, 1285 }, 1286 [BLK_IDX_VL_FORWARDING] = { 1287 .packing = sja1105_vl_forwarding_entry_packing, 1288 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_entry), 1289 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_ENTRY, 1290 .max_entry_count = SJA1105_MAX_VL_FORWARDING_COUNT, 1291 }, 1292 [BLK_IDX_L2_LOOKUP] = { 1293 .packing = sja1105pqrs_l2_lookup_entry_packing, 1294 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_entry), 1295 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY, 1296 .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT, 1297 }, 1298 [BLK_IDX_L2_POLICING] = { 1299 .packing = sja1105_l2_policing_entry_packing, 1300 .unpacked_entry_size = sizeof(struct sja1105_l2_policing_entry), 1301 .packed_entry_size = SJA1105_SIZE_L2_POLICING_ENTRY, 1302 .max_entry_count = SJA1105_MAX_L2_POLICING_COUNT, 1303 }, 1304 [BLK_IDX_VLAN_LOOKUP] = { 1305 .packing = sja1105_vlan_lookup_entry_packing, 1306 .unpacked_entry_size = sizeof(struct sja1105_vlan_lookup_entry), 1307 .packed_entry_size = SJA1105_SIZE_VLAN_LOOKUP_ENTRY, 1308 .max_entry_count = SJA1105_MAX_VLAN_LOOKUP_COUNT, 1309 }, 1310 [BLK_IDX_L2_FORWARDING] = { 1311 .packing = sja1105_l2_forwarding_entry_packing, 1312 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_entry), 1313 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_ENTRY, 1314 .max_entry_count = SJA1105_MAX_L2_FORWARDING_COUNT, 1315 }, 1316 [BLK_IDX_MAC_CONFIG] = { 1317 .packing = sja1105pqrs_mac_config_entry_packing, 1318 .unpacked_entry_size = sizeof(struct sja1105_mac_config_entry), 1319 .packed_entry_size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY, 1320 .max_entry_count = SJA1105_MAX_MAC_CONFIG_COUNT, 1321 }, 1322 [BLK_IDX_SCHEDULE_PARAMS] = { 1323 .packing = sja1105_schedule_params_entry_packing, 1324 .unpacked_entry_size = sizeof(struct sja1105_schedule_params_entry), 1325 .packed_entry_size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY, 1326 .max_entry_count = SJA1105_MAX_SCHEDULE_PARAMS_COUNT, 1327 }, 1328 [BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS] = { 1329 .packing = sja1105_schedule_entry_points_params_entry_packing, 1330 .unpacked_entry_size = sizeof(struct sja1105_schedule_entry_points_params_entry), 1331 .packed_entry_size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY, 1332 .max_entry_count = SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT, 1333 }, 1334 [BLK_IDX_VL_FORWARDING_PARAMS] = { 1335 .packing = sja1105_vl_forwarding_params_entry_packing, 1336 .unpacked_entry_size = sizeof(struct sja1105_vl_forwarding_params_entry), 1337 .packed_entry_size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY, 1338 .max_entry_count = SJA1105_MAX_VL_FORWARDING_PARAMS_COUNT, 1339 }, 1340 [BLK_IDX_L2_LOOKUP_PARAMS] = { 1341 .packing = sja1105pqrs_l2_lookup_params_entry_packing, 1342 .unpacked_entry_size = sizeof(struct sja1105_l2_lookup_params_entry), 1343 .packed_entry_size = SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY, 1344 .max_entry_count = SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT, 1345 }, 1346 [BLK_IDX_L2_FORWARDING_PARAMS] = { 1347 .packing = sja1105_l2_forwarding_params_entry_packing, 1348 .unpacked_entry_size = sizeof(struct sja1105_l2_forwarding_params_entry), 1349 .packed_entry_size = SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY, 1350 .max_entry_count = SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT, 1351 }, 1352 [BLK_IDX_AVB_PARAMS] = { 1353 .packing = sja1105pqrs_avb_params_entry_packing, 1354 .unpacked_entry_size = sizeof(struct sja1105_avb_params_entry), 1355 .packed_entry_size = SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY, 1356 .max_entry_count = SJA1105_MAX_AVB_PARAMS_COUNT, 1357 }, 1358 [BLK_IDX_GENERAL_PARAMS] = { 1359 .packing = sja1105pqrs_general_params_entry_packing, 1360 .unpacked_entry_size = sizeof(struct sja1105_general_params_entry), 1361 .packed_entry_size = SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY, 1362 .max_entry_count = SJA1105_MAX_GENERAL_PARAMS_COUNT, 1363 }, 1364 [BLK_IDX_XMII_PARAMS] = { 1365 .packing = sja1105_xmii_params_entry_packing, 1366 .unpacked_entry_size = sizeof(struct sja1105_xmii_params_entry), 1367 .packed_entry_size = SJA1105_SIZE_XMII_PARAMS_ENTRY, 1368 .max_entry_count = SJA1105_MAX_XMII_PARAMS_COUNT, 1369 }, 1370 }; 1371 1372 int sja1105_static_config_init(struct sja1105_static_config *config, 1373 const struct sja1105_table_ops *static_ops, 1374 u64 device_id) 1375 { 1376 enum sja1105_blk_idx i; 1377 1378 *config = (struct sja1105_static_config) {0}; 1379 1380 /* Transfer static_ops array from priv into per-table ops 1381 * for handier access 1382 */ 1383 for (i = 0; i < BLK_IDX_MAX; i++) 1384 config->tables[i].ops = &static_ops[i]; 1385 1386 config->device_id = device_id; 1387 return 0; 1388 } 1389 1390 void sja1105_static_config_free(struct sja1105_static_config *config) 1391 { 1392 enum sja1105_blk_idx i; 1393 1394 for (i = 0; i < BLK_IDX_MAX; i++) { 1395 if (config->tables[i].entry_count) { 1396 kfree(config->tables[i].entries); 1397 config->tables[i].entry_count = 0; 1398 } 1399 } 1400 } 1401 1402 int sja1105_table_delete_entry(struct sja1105_table *table, int i) 1403 { 1404 size_t entry_size = table->ops->unpacked_entry_size; 1405 u8 *entries = table->entries; 1406 1407 if (i > table->entry_count) 1408 return -ERANGE; 1409 1410 memmove(entries + i * entry_size, entries + (i + 1) * entry_size, 1411 (table->entry_count - i) * entry_size); 1412 1413 table->entry_count--; 1414 1415 return 0; 1416 } 1417 1418 /* No pointers to table->entries should be kept when this is called. */ 1419 int sja1105_table_resize(struct sja1105_table *table, size_t new_count) 1420 { 1421 size_t entry_size = table->ops->unpacked_entry_size; 1422 void *new_entries, *old_entries = table->entries; 1423 1424 if (new_count > table->ops->max_entry_count) 1425 return -ERANGE; 1426 1427 new_entries = kcalloc(new_count, entry_size, GFP_KERNEL); 1428 if (!new_entries) 1429 return -ENOMEM; 1430 1431 memcpy(new_entries, old_entries, min(new_count, table->entry_count) * 1432 entry_size); 1433 1434 table->entries = new_entries; 1435 table->entry_count = new_count; 1436 kfree(old_entries); 1437 return 0; 1438 } 1439