Shad Ansari | 2f7f9be | 2017-06-07 13:34:53 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * <:copyright-BRCM:2016:DUAL/GPL:standard |
| 4 | * |
| 5 | * Copyright (c) 2016 Broadcom |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * Unless you and Broadcom execute a separate written software license |
| 9 | * agreement governing use of this software, this software is licensed |
| 10 | * to you under the terms of the GNU General Public License version 2 |
| 11 | * (the "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php, |
| 12 | * with the following added to such license: |
| 13 | * |
| 14 | * As a special exception, the copyright holders of this software give |
| 15 | * you permission to link this software with independent modules, and |
| 16 | * to copy and distribute the resulting executable under terms of your |
| 17 | * choice, provided that you also meet, for each linked independent |
| 18 | * module, the terms and conditions of the license of that module. |
| 19 | * An independent module is a module which is not derived from this |
| 20 | * software. The special exception does not apply to any modifications |
| 21 | * of the software. |
| 22 | * |
| 23 | * Not withstanding the above, under no circumstances may you combine |
| 24 | * this software in any way with any other Broadcom software provided |
| 25 | * under a license other than the GPL, without Broadcom's express prior |
| 26 | * written consent. |
| 27 | * |
| 28 | * :> |
| 29 | * |
| 30 | *****************************************************************************/ |
| 31 | |
| 32 | /** |
| 33 | * @file bal_api.c |
| 34 | * @brief The BAL Public API |
| 35 | * |
| 36 | * @addtogroup api |
| 37 | */ |
| 38 | |
| 39 | /*@{*/ |
| 40 | |
| 41 | /* Project includes */ |
| 42 | #include "bal_api.h" |
| 43 | #include "bal_msg.h" |
| 44 | #include "bal_api_worker.h" |
| 45 | #include "bal_obj_msg_pack_unpack.h" |
| 46 | #ifdef BAL_MONOLITHIC |
| 47 | #include <bal_worker.h> |
| 48 | #endif |
| 49 | |
| 50 | #ifdef ENABLE_LOG |
| 51 | #include <bcm_dev_log.h> |
| 52 | |
| 53 | /* |
| 54 | * @brief The logging device id for the BAL public API |
| 55 | */ |
| 56 | dev_log_id log_id_public_api; |
| 57 | #endif |
| 58 | |
| 59 | /* |
| 60 | * @brief The global mgmt queues |
| 61 | * |
| 62 | * These are the queues through which the BAL API communicates with |
| 63 | * the core, and vice versa. |
| 64 | */ |
| 65 | static bcmos_msg_queue balapi_rsp_queue; |
| 66 | static bcmos_msg_queue balapi_to_core_queue; |
| 67 | |
| 68 | bcmos_msg_queue *p_balapi_rsp_queue; |
| 69 | bcmos_msg_queue *p_balapi_to_core_queue; |
| 70 | |
| 71 | static bcmos_mutex balapi_lock; |
| 72 | static uint32_t balapi_exchange_id; |
| 73 | static STAILQ_HEAD(pending_req_list, bcmos_msg) pending_req_list; |
| 74 | |
| 75 | static bcmos_task api_rsp_rx_thread; |
| 76 | static int _bal_ipc_api_rx_handler(long data); |
| 77 | |
| 78 | /* Rx polling timeout (us) */ |
| 79 | #define BAL_API_RX_POLL_TIMEOUT 100000 |
| 80 | |
| 81 | /***************************************************************************** |
| 82 | * Initialize the BAL Public API internal data structures |
| 83 | *****************************************************************************/ |
| 84 | bcmos_errno bcmbal_api_init(const char *balapi_mgmt_ip_port, |
| 85 | const char *core_mgmt_ip_port) |
| 86 | { |
| 87 | bcmos_errno ret = BCM_ERR_OK; |
| 88 | bcmos_msg_queue_parm msg_q_p = {}; |
| 89 | bcmos_task_parm task_p = {}; |
| 90 | |
| 91 | #ifdef ENABLE_LOG |
| 92 | log_id_public_api = bcm_dev_log_id_register("BAL_API", DEV_LOG_LEVEL_INFO, DEV_LOG_ID_TYPE_BOTH); |
| 93 | BUG_ON(log_id_public_api == DEV_LOG_INVALID_ID); |
| 94 | #endif |
| 95 | |
| 96 | do |
| 97 | { |
| 98 | STAILQ_INIT(&pending_req_list); |
| 99 | |
| 100 | ret = bcmos_mutex_create(&balapi_lock, 0, "bal_api"); |
| 101 | if (BCM_ERR_OK != ret) |
| 102 | { |
| 103 | BCM_LOG(ERROR, log_id_public_api, "Couldn't create BAL API protection mutex\n"); |
| 104 | break; |
| 105 | } |
| 106 | |
| 107 | /* Create BAL API RX management queue - the BAL Public API |
| 108 | * exchanges management messages with the BAL core using this queue. |
| 109 | */ |
| 110 | msg_q_p.name = "balapi_mgmt_q"; |
| 111 | if (NULL != balapi_mgmt_ip_port) |
| 112 | { |
| 113 | msg_q_p.local_ep_address = balapi_mgmt_ip_port; |
| 114 | msg_q_p.remote_ep_address = NULL; |
| 115 | msg_q_p.ep_type = BCMOS_MSG_QUEUE_EP_UDP_SOCKET; |
| 116 | } |
| 117 | else |
| 118 | { |
| 119 | msg_q_p.ep_type = BCMOS_MSG_QUEUE_EP_LOCAL; |
| 120 | } |
| 121 | ret = bcmos_msg_queue_create(&balapi_rsp_queue, &msg_q_p); |
| 122 | if (BCM_ERR_OK != ret) |
| 123 | { |
| 124 | BCM_LOG(ERROR, log_id_public_api, "Couldn't create BAL API mgmt queue\n"); |
| 125 | ret = BCM_ERR_INTERNAL; |
| 126 | break; |
| 127 | } |
| 128 | p_balapi_rsp_queue = &balapi_rsp_queue; |
| 129 | #ifdef BAL_MONOLITHIC |
| 130 | if (NULL == balapi_mgmt_ip_port) |
| 131 | p_bal_core_to_api_queue = p_balapi_rsp_queue; |
| 132 | #endif |
| 133 | |
| 134 | /* Create queue for sending API requests to the core. Only do it if API and core interact via UDP |
| 135 | */ |
| 136 | if (NULL != core_mgmt_ip_port) |
| 137 | { |
| 138 | msg_q_p.name = "balapi_to_core_q"; |
| 139 | msg_q_p.local_ep_address = NULL; |
| 140 | msg_q_p.remote_ep_address = core_mgmt_ip_port; |
| 141 | msg_q_p.ep_type = BCMOS_MSG_QUEUE_EP_UDP_SOCKET; |
| 142 | |
| 143 | ret = bcmos_msg_queue_create(&balapi_to_core_queue, &msg_q_p); |
| 144 | if (BCM_ERR_OK != ret) |
| 145 | { |
| 146 | BCM_LOG(ERROR, log_id_public_api, "Couldn't create BAL API mgmt queue\n"); |
| 147 | ret = BCM_ERR_INTERNAL; |
| 148 | break; |
| 149 | } |
| 150 | p_balapi_to_core_queue = &balapi_to_core_queue; |
| 151 | } |
| 152 | |
| 153 | /* Create BAL API RX thread */ |
| 154 | task_p.name = "ipc_api_rsp_rx_thread"; |
| 155 | task_p.priority = TASK_PRIORITY_IPC_RX; |
| 156 | task_p.handler = _bal_ipc_api_rx_handler; |
| 157 | task_p.data = (long)p_balapi_rsp_queue; |
| 158 | |
| 159 | ret = bcmos_task_create(&api_rsp_rx_thread, &task_p); |
| 160 | if (ret) |
| 161 | { |
| 162 | BCM_LOG(ERROR, log_id_public_api, "Couldn't create BAL API response RX thread\n"); |
| 163 | break; |
| 164 | } |
| 165 | |
| 166 | /* |
| 167 | * Initialize the BAL Public API backend worker and rx threads. These |
| 168 | * threads are used to receive asynchronous indications from the core. |
| 169 | */ |
| 170 | enable_bal_api_indications(balapi_mgmt_ip_port); |
| 171 | |
| 172 | } |
| 173 | while(0); |
| 174 | |
| 175 | return ret; |
| 176 | } |
| 177 | |
| 178 | /***************************************************************************** |
| 179 | * Un-initialize the BAL Public API internal data structures |
| 180 | *****************************************************************************/ |
| 181 | bcmos_errno bcmbal_api_finish(void) |
| 182 | { |
| 183 | bcmos_task_destroy(&api_rsp_rx_thread); |
| 184 | bcmos_msg_queue_destroy(&balapi_rsp_queue); |
| 185 | if (p_balapi_to_core_queue == &balapi_to_core_queue) |
| 186 | bcmos_msg_queue_destroy(&balapi_to_core_queue); |
| 187 | |
| 188 | bal_api_indications_finish(); |
| 189 | |
| 190 | return BCM_ERR_OK; |
| 191 | } |
| 192 | |
| 193 | /* Find pending request matching response */ |
| 194 | static bal_comm_msg_hdr *_bal_api_get_request_by_ex_id(uint32_t ex_id) |
| 195 | { |
| 196 | bcmos_msg *req_msg, *tmp_msg; |
| 197 | bal_comm_msg_hdr *comm_hdr = NULL; |
| 198 | |
| 199 | STAILQ_FOREACH_SAFE(req_msg, &pending_req_list, next, tmp_msg) |
| 200 | { |
| 201 | comm_hdr = bcmbal_bal_hdr_get_by_bcmos_hdr(req_msg); |
| 202 | if (comm_hdr->ex_id == ex_id) |
| 203 | { |
| 204 | STAILQ_REMOVE(&pending_req_list, req_msg, bcmos_msg, next); |
| 205 | break; |
| 206 | } |
| 207 | } |
| 208 | return req_msg ? comm_hdr : NULL; |
| 209 | } |
| 210 | |
| 211 | /* Check if any pending request timed out */ |
| 212 | static void _bal_api_check_req_timeout(void) |
| 213 | { |
| 214 | bcmos_msg *req_msg, *tmp_msg; |
| 215 | bal_comm_msg_hdr *comm_hdr; |
| 216 | bcmbal_obj *req_obj; |
| 217 | uint32_t ts = bcmos_timestamp(); |
| 218 | |
| 219 | STAILQ_FOREACH_SAFE(req_msg, &pending_req_list, next, tmp_msg) |
| 220 | { |
| 221 | comm_hdr = bcmbal_bal_hdr_get_by_bcmos_hdr(req_msg); |
| 222 | if (ts - comm_hdr->timestamp >= BCMBAL_MSG_TIMEOUT_1_SEC) |
| 223 | { |
| 224 | STAILQ_REMOVE(&pending_req_list, req_msg, bcmos_msg, next); |
| 225 | req_obj = (bcmbal_obj *)bcmbal_payload_ptr_get(comm_hdr); |
| 226 | /* Release pending API call */ |
| 227 | req_obj->status = BCM_ERR_TIMEOUT; |
| 228 | BCM_LOG(DEBUG, log_id_public_api, "Timing out request %p\n", comm_hdr); |
| 229 | bcmos_sem_post(&comm_hdr->sem); |
| 230 | } |
| 231 | } |
| 232 | } |
| 233 | |
| 234 | /* API response handler */ |
| 235 | static int _bal_ipc_api_rx_handler(long data) |
| 236 | { |
| 237 | static uint32_t last_timeout_check_ts; |
| 238 | bcmos_msg_queue *rxq = (bcmos_msg_queue *)data; |
| 239 | bcmos_task *my_task = bcmos_task_current(); |
| 240 | bcmos_msg *msg; |
| 241 | bcmos_errno ret = BCM_ERR_OK; |
| 242 | uint32_t ex_id; |
| 243 | bal_comm_msg_hdr *req; |
| 244 | bcmbal_obj *req_obj; |
| 245 | |
| 246 | last_timeout_check_ts = bcmos_timestamp(); |
| 247 | while (!my_task->destroy_request) |
| 248 | { |
| 249 | /* Wait for response */ |
| 250 | msg = NULL; |
| 251 | req = NULL; |
| 252 | |
| 253 | ret = bcmos_msg_recv(rxq, BAL_API_RX_POLL_TIMEOUT, &msg); |
| 254 | if(BCM_ERR_OK != ret && BCM_ERR_TIMEOUT != ret) |
| 255 | { |
| 256 | BCM_LOG(ERROR, log_id_public_api, |
| 257 | "error during bcmos_msg_recv (error:%s)\n", bcmos_strerror(ret)); |
| 258 | } |
| 259 | |
| 260 | /* Peek exchange id */ |
| 261 | if (msg) |
| 262 | { |
| 263 | ret = bcmbal_bal_msg_peek_ex_id(msg, &ex_id); |
| 264 | if(BCM_ERR_OK != ret) |
| 265 | { |
| 266 | BCM_LOG(ERROR, log_id_public_api, |
| 267 | "bad message. Can't find exchange id (error:%s)\n", bcmos_strerror(ret)); |
| 268 | bcmos_msg_free(msg); |
| 269 | msg = NULL; |
| 270 | } |
| 271 | else |
| 272 | { |
| 273 | BCM_LOG(DEBUG, log_id_public_api, "Received message with ex_id=%u\n", ex_id); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | /* Now find pending request and also check if any pending request(s) timed out */ |
| 278 | bcmos_mutex_lock(&balapi_lock); |
| 279 | if (msg) |
| 280 | { |
| 281 | req = _bal_api_get_request_by_ex_id(ex_id); |
| 282 | if (NULL == req) |
| 283 | { |
| 284 | BCM_LOG(ERROR, log_id_public_api, |
| 285 | "Request with ex_id=%u is not found. Probably expired. Response discarded\n", ex_id); |
| 286 | } |
| 287 | else |
| 288 | { |
| 289 | BCM_LOG(DEBUG, log_id_public_api, "Found request %p\n", req); |
| 290 | } |
| 291 | } |
| 292 | if (bcmos_timestamp() - last_timeout_check_ts >= BCMBAL_MSG_TIMEOUT_1_SEC) |
| 293 | { |
| 294 | _bal_api_check_req_timeout(); |
| 295 | last_timeout_check_ts = bcmos_timestamp(); |
| 296 | } |
| 297 | bcmos_mutex_unlock(&balapi_lock); |
| 298 | |
| 299 | /* Got a message. Now unpack it */ |
| 300 | if (req) |
| 301 | { |
| 302 | req_obj = (bcmbal_obj *)bcmbal_payload_ptr_get(req); |
| 303 | ret = bcmbal_obj_msg_unpack(msg, &req); |
| 304 | if (BCM_ERR_OK != ret) |
| 305 | { |
| 306 | BCM_LOG(ERROR, log_id_public_api, "Error during message unpack: %s\n", bcmos_strerror(ret)); |
| 307 | req_obj->status = ret; |
| 308 | } |
| 309 | /* Release pending API */ |
| 310 | BCM_LOG(DEBUG, log_id_public_api, "Posting request semaphore for %p\n", req); |
| 311 | bcmos_sem_post(&req->sem); |
| 312 | } |
| 313 | |
| 314 | if (msg) |
| 315 | bcmos_msg_free(msg); /* release packed message. It is no longer needed */ |
| 316 | } |
| 317 | |
| 318 | my_task->destroyed = BCMOS_TRUE; |
| 319 | |
| 320 | return (BCM_ERR_OK == ret) ? 0 : -EINVAL; |
| 321 | } |
| 322 | |
| 323 | static bcmbal_mgmt_oper_id _bcmbal_obj_to_oper_id(const bcmbal_obj *objinfo) |
| 324 | { |
| 325 | if (objinfo->group == BCMBAL_MGT_GROUP_STAT) |
| 326 | { |
| 327 | return BCMBAL_MGMT_OPER_ID_GET_STATS; |
| 328 | } |
| 329 | else if ((objinfo->type & BCMBAL_OBJ_MSG_TYPE_GET)) |
| 330 | { |
| 331 | return BCMBAL_MGMT_OPER_ID_GET; |
| 332 | } |
| 333 | else if ((objinfo->type & BCMBAL_OBJ_MSG_TYPE_CLEAR)) |
| 334 | { |
| 335 | return BCMBAL_MGMT_OPER_ID_CLEAR; |
| 336 | } |
| 337 | else |
| 338 | { |
| 339 | return BCMBAL_MGMT_OPER_ID_SET; |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | #define BALAPI_OPER_TIMEOUT (30000000) /* 30 seconds */ |
| 344 | |
| 345 | static bcmos_errno _bcmbal_oper(bcmbal_obj *objinfo) |
| 346 | { |
| 347 | bal_comm_msg_hdr *comm_hdr = bcmbal_bal_hdr_get(objinfo); |
| 348 | bcmos_msg *os_msg; |
| 349 | bcmos_errno ret = BCM_ERR_OK; |
| 350 | |
| 351 | /* |
| 352 | * Send the message to the core for processing |
| 353 | */ |
| 354 | |
| 355 | /* Parameter checks */ |
| 356 | BUG_ON(NULL == objinfo); |
| 357 | |
| 358 | /* Check the magic number to be sure that the object has been properly initialized */ |
| 359 | if(BCMBAL_OBJ_INIT_VAL != objinfo->obj_init_val) |
| 360 | { |
| 361 | BCM_LOG(ERROR, log_id_public_api, |
| 362 | "Object has not been initialized: must use a BCMBAL INIT macro on the object before calling the BAL API\n"); |
| 363 | return BCM_ERR_PARM; |
| 364 | } |
| 365 | |
| 366 | ret = bcmos_sem_create(&comm_hdr->sem, 0, 0, "api_req"); |
| 367 | if (ret) |
| 368 | { |
| 369 | BCM_LOG(ERROR, log_id_public_api, "Can't create semaphore: %s\n", bcmos_strerror(ret)); |
| 370 | /* return here. We don't want to destroy semaphore that wasn't created */ |
| 371 | return ret; |
| 372 | } |
| 373 | |
| 374 | do |
| 375 | { |
| 376 | bcmbal_msg_hdr_set(objinfo, |
| 377 | BCMBAL_MGMT_MSG, |
| 378 | BAL_MSG_TYPE_REQ, |
| 379 | BAL_SUBSYSTEM_PUBLIC_API, |
| 380 | objinfo->obj_type, |
| 381 | _bcmbal_obj_to_oper_id(objinfo), |
| 382 | 0); |
| 383 | |
| 384 | BCM_LOG(DEBUG, log_id_public_api, "about to send %p\n", objinfo); |
| 385 | |
| 386 | bcmos_mutex_lock(&balapi_lock); |
| 387 | bcmbal_ex_id_set(objinfo, ++balapi_exchange_id); |
| 388 | os_msg = bcmbal_bcmos_hdr_get(objinfo); |
| 389 | STAILQ_INSERT_TAIL(&pending_req_list, os_msg, next); |
| 390 | bcmos_mutex_unlock(&balapi_lock); |
| 391 | |
| 392 | if (BCM_ERR_OK != (ret = bcmbal_msg_send(p_balapi_to_core_queue, objinfo, BCMOS_MSG_SEND_NO_FREE_ON_ERROR))) |
| 393 | { |
| 394 | BCM_LOG(ERROR, log_id_public_api, "message send failed with error: %s\n", bcmos_strerror(ret)); |
| 395 | break; |
| 396 | } |
| 397 | BCM_LOG(DEBUG, log_id_public_api, "REQ message sent to core\n"); |
| 398 | |
| 399 | /* |
| 400 | * We've sent the message to the core, now, wait for the response (or timeout) |
| 401 | */ |
| 402 | ret = bcmos_sem_wait(&comm_hdr->sem, BALAPI_OPER_TIMEOUT); |
| 403 | if (BCM_ERR_OK != ret) |
| 404 | { |
| 405 | BCM_LOG(ERROR, log_id_public_api, "rsp message receive for failed with error: %s\n", |
| 406 | bcmos_strerror(ret)); |
| 407 | break; |
| 408 | } |
| 409 | BCM_LOG(DEBUG, log_id_public_api, "RSP message received from core\n"); |
| 410 | |
| 411 | if (BCM_ERR_OK != ret) |
| 412 | { |
| 413 | BCM_LOG(ERROR, log_id_public_api, "failed to process rsp msg\n"); |
| 414 | break; |
| 415 | } |
| 416 | |
| 417 | if(BCM_ERR_OK != objinfo->status) |
| 418 | { |
| 419 | BCM_LOG(ERROR, log_id_public_api, "remote message command status is: %s\n", |
| 420 | bcmos_strerror(objinfo->status)); |
| 421 | } |
| 422 | |
| 423 | /* |
| 424 | * Pass the command status received from the core back to the caller |
| 425 | */ |
| 426 | ret = objinfo->status; |
| 427 | } |
| 428 | while(0); |
| 429 | |
| 430 | bcmos_sem_destroy(&comm_hdr->sem); |
| 431 | |
| 432 | return ret; |
| 433 | } |
| 434 | |
| 435 | /***************************************************************************** |
| 436 | * BAL Public API Set (or modify) command. |
| 437 | *****************************************************************************/ |
| 438 | bcmos_errno bcmbal_cfg_set(bcmbal_cfg *objinfo) |
| 439 | { |
| 440 | bcmos_errno ret = BCM_ERR_OK; |
| 441 | |
| 442 | BCM_LOG(INFO, log_id_public_api, "BAL PUBLIC API - BCMBAL_SET\n"); |
| 443 | |
| 444 | if(BCMBAL_OBJ_ID_PACKET == objinfo->hdr.obj_type) |
| 445 | { |
| 446 | BCM_LOG(ERROR, log_id_public_api, "unsupported object id detected %d\n", objinfo->hdr.obj_type); |
| 447 | ret = BCM_ERR_NOT_SUPPORTED; |
| 448 | |
| 449 | } |
| 450 | else |
| 451 | { |
| 452 | objinfo->hdr.type = BCMBAL_OBJ_MSG_TYPE_SET; |
| 453 | ret = _bcmbal_oper(&objinfo->hdr); |
| 454 | } |
| 455 | |
| 456 | return ret; |
| 457 | } |
| 458 | |
| 459 | #define BCMBAL_MAX_PROXY_PACKET_SIZE (1600) |
| 460 | |
| 461 | /***************************************************************************** |
| 462 | * BAL Public API Packet Send function. |
| 463 | *****************************************************************************/ |
| 464 | bcmos_errno bcmbal_pkt_send(bcmbal_dest dest, |
| 465 | const char *packet_to_send, |
| 466 | uint16_t packet_len) |
| 467 | { |
| 468 | /* Convert the user packet into a BAL object */ |
| 469 | bcmbal_packet_cfg *p_packet_obj; |
| 470 | bcmbal_packet_key key; |
| 471 | bcmbal_u8_list_u32 pkt; |
| 472 | bcmos_errno ret; |
| 473 | |
| 474 | BCM_LOG(INFO, log_id_public_api, "BAL PUBLIC API - BCMBAL_SEND to %s\n", |
| 475 | (BCMBAL_DEST_TYPE_NNI == dest.type) ? "NNI" : "SUB-TERM"); |
| 476 | |
| 477 | if(BCMBAL_MAX_PROXY_PACKET_SIZE < packet_len) |
| 478 | { |
| 479 | BCM_LOG(ERROR, log_id_public_api, "user packet length (%d) cannot be greater than %d\n", |
| 480 | packet_len, |
| 481 | BCMBAL_MAX_PROXY_PACKET_SIZE); |
| 482 | |
| 483 | return BCM_ERR_PARM; |
| 484 | } |
| 485 | |
| 486 | BCM_LOG(INFO, log_id_public_api, "user packet first 8 bytes %02X%02X%02X%02X%02X%02X%02X%02X\n", |
| 487 | packet_to_send[0], packet_to_send[1], packet_to_send[2], packet_to_send[3], |
| 488 | packet_to_send[4], packet_to_send[5], packet_to_send[6], packet_to_send[7]); |
| 489 | |
| 490 | /* Set up the object key */ |
| 491 | key.packet_send_dest = dest; |
| 492 | |
| 493 | /* Allocate room for the packet object including the user packet */ |
| 494 | p_packet_obj = bcmos_calloc(sizeof(bcmbal_packet_cfg) + packet_len); |
| 495 | |
| 496 | BCMBAL_CFG_INIT(p_packet_obj, packet, key); |
| 497 | |
| 498 | /* Now fill in user packet data into the object */ |
| 499 | pkt.len = packet_len; |
| 500 | pkt.val = (uint8_t *)&p_packet_obj[1]; |
| 501 | memcpy(pkt.val, packet_to_send, packet_len); |
| 502 | |
| 503 | BCMBAL_CFG_PROP_SET(p_packet_obj, packet, pkt, pkt); |
| 504 | |
| 505 | p_packet_obj->hdr.hdr.type = BCMBAL_OBJ_MSG_TYPE_SET; /* internally packet SEND is modeled as a config SET */ |
| 506 | ret = _bcmbal_oper(&(p_packet_obj->hdr.hdr)); |
| 507 | bcmos_free(p_packet_obj); |
| 508 | |
| 509 | return ret; |
| 510 | } |
| 511 | |
| 512 | /***************************************************************************** |
| 513 | * BAL Public API Get command. |
| 514 | *****************************************************************************/ |
| 515 | bcmos_errno bcmbal_cfg_get(bcmbal_cfg *objinfo) |
| 516 | { |
| 517 | bcmos_errno ret = BCM_ERR_OK; |
| 518 | |
| 519 | BCM_LOG(DEBUG, log_id_public_api, "BAL PUBLIC API - BCMBAL_GET\n"); |
| 520 | |
| 521 | if(BCMBAL_OBJ_ID_PACKET == objinfo->hdr.obj_type) |
| 522 | { |
| 523 | BCM_LOG(ERROR, log_id_public_api, "unsupported object id detected %d\n", objinfo->hdr.obj_type); |
| 524 | ret = BCM_ERR_NOT_SUPPORTED; |
| 525 | |
| 526 | } |
| 527 | else |
| 528 | { |
| 529 | objinfo->hdr.type = BCMBAL_OBJ_MSG_TYPE_GET; |
| 530 | ret = _bcmbal_oper(&(objinfo->hdr)); |
| 531 | } |
| 532 | |
| 533 | return ret; |
| 534 | } |
| 535 | |
| 536 | /***************************************************************************** |
| 537 | * BAL Public API Clear command. |
| 538 | *****************************************************************************/ |
| 539 | bcmos_errno bcmbal_cfg_clear(bcmbal_cfg *objinfo) |
| 540 | { |
| 541 | bcmos_errno ret = BCM_ERR_OK; |
| 542 | |
| 543 | BCM_LOG(INFO, log_id_public_api, "BAL PUBLIC API - BCMBAL_CLEAR\n"); |
| 544 | |
| 545 | if(BCMBAL_OBJ_ID_PACKET == objinfo->hdr.obj_type) |
| 546 | { |
| 547 | BCM_LOG(ERROR, log_id_public_api, "unsupported object id detected %d\n", objinfo->hdr.obj_type); |
| 548 | ret = BCM_ERR_NOT_SUPPORTED; |
| 549 | |
| 550 | } |
| 551 | else |
| 552 | { |
| 553 | objinfo->hdr.type = BCMBAL_OBJ_MSG_TYPE_CLEAR; |
| 554 | ret = _bcmbal_oper(&objinfo->hdr); |
| 555 | } |
| 556 | |
| 557 | return ret; |
| 558 | } |
| 559 | |
| 560 | /***************************************************************************** |
| 561 | * @brief BAL Public API Get Stats command. |
| 562 | *****************************************************************************/ |
| 563 | bcmos_errno bcmbal_stat_get(bcmbal_stat *objinfo) |
| 564 | { |
| 565 | |
| 566 | /* Parameter checks */ |
| 567 | BUG_ON(NULL == objinfo); |
| 568 | |
| 569 | /* |
| 570 | * @todo Finish the stats function |
| 571 | */ |
| 572 | |
| 573 | BCM_LOG(ERROR, log_id_public_api, "bal get stats API not supported\n"); |
| 574 | |
| 575 | return BCM_ERR_NOT_SUPPORTED; |
| 576 | } |
| 577 | |
| 578 | /***************************************************************************** |
| 579 | * BAL Public API indication subscription. |
| 580 | *****************************************************************************/ |
| 581 | bcmos_errno bcmbal_subscribe_ind(bcmbal_cb_cfg *cb_cfg) |
| 582 | { |
| 583 | |
| 584 | bcmos_errno ret = BCM_ERR_OK; |
| 585 | |
| 586 | /* |
| 587 | * The indication subscription function |
| 588 | */ |
| 589 | BCM_LOG(DEBUG, log_id_public_api, "BAL indication subscription for type: %s (%d)\n", |
| 590 | bcmbal_objtype_str(cb_cfg->obj_type), cb_cfg->obj_type); |
| 591 | |
| 592 | ret = _manage_api_ind_listener(IND_CB_SUBSCRIBE, cb_cfg); |
| 593 | |
| 594 | return ret; |
| 595 | } |
| 596 | |
| 597 | /***************************************************************************** |
| 598 | * BAL Public API indication un-subscription. |
| 599 | *****************************************************************************/ |
| 600 | bcmos_errno bcmbal_unsubscribe_ind(bcmbal_cb_cfg *cb_cfg) |
| 601 | { |
| 602 | |
| 603 | bcmos_errno ret = BCM_ERR_OK; |
| 604 | |
| 605 | BUG_ON(NULL == cb_cfg); |
| 606 | |
| 607 | /* |
| 608 | * The indication subscription function |
| 609 | */ |
| 610 | BCM_LOG(DEBUG, log_id_public_api, "BAL indication un-subscription for type: %s (%d)\n", |
| 611 | bcmbal_objtype_str(cb_cfg->obj_type), cb_cfg->obj_type); |
| 612 | |
| 613 | ret = _manage_api_ind_listener(IND_CB_UNSUBSCRIBE, cb_cfg); |
| 614 | |
| 615 | return ret; |
| 616 | } |
| 617 | |
| 618 | /*****************************************************************************/ |
| 619 | /** |
| 620 | * @brief A function to get the string representation of the interface type |
| 621 | * |
| 622 | * @param int_type The interface type to get |
| 623 | * |
| 624 | * @returns const char * A pointer to a string containing the interface type, |
| 625 | * or "INVALID", if not a valid type. |
| 626 | * |
| 627 | *****************************************************************************/ |
| 628 | const char *bcmbal_get_interface_type_str(bcmbal_intf_type int_type) |
| 629 | { |
| 630 | const char *type_str; |
| 631 | |
| 632 | switch (int_type) |
| 633 | { |
| 634 | case(BCMBAL_INTF_TYPE_PON): |
| 635 | { |
| 636 | type_str = "pon"; |
| 637 | } |
| 638 | break; |
| 639 | |
| 640 | case(BCMBAL_INTF_TYPE_NNI): |
| 641 | { |
| 642 | type_str = "nni"; |
| 643 | } |
| 644 | break; |
| 645 | |
| 646 | default: |
| 647 | { |
| 648 | type_str = "INVALID"; |
| 649 | } |
| 650 | break; |
| 651 | |
| 652 | } |
| 653 | |
| 654 | return type_str; |
| 655 | } |
| 656 | |
| 657 | |
| 658 | /*@}*/ |