Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Gopichand Nakkala | 92f07d8 | 2013-01-08 21:16:34 -0800 | [diff] [blame^] | 2 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | /* |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 22 | * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 23 | * |
| 24 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 25 | * |
| 26 | * |
| 27 | * Permission to use, copy, modify, and/or distribute this software for |
| 28 | * any purpose with or without fee is hereby granted, provided that the |
| 29 | * above copyright notice and this permission notice appear in all |
| 30 | * copies. |
| 31 | * |
| 32 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 33 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 35 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 36 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 37 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 38 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 39 | * PERFORMANCE OF THIS SOFTWARE. |
| 40 | */ |
| 41 | |
| 42 | /*=========================================================================== |
| 43 | |
| 44 | b a p A p i LinkSupervision . C |
| 45 | |
| 46 | OVERVIEW: |
| 47 | |
| 48 | This software unit holds the implementation of the WLAN BAP modules |
| 49 | "platform independent" Data path functions. |
| 50 | |
| 51 | The functions externalized by this module are to be called ONLY by other |
| 52 | WLAN modules (HDD) that properly register with the BAP Layer initially. |
| 53 | |
| 54 | DEPENDENCIES: |
| 55 | |
| 56 | Are listed for each API below. |
| 57 | |
| 58 | |
| 59 | Copyright (c) 2008 QUALCOMM Incorporated. |
| 60 | All Rights Reserved. |
| 61 | Qualcomm Confidential and Proprietary |
| 62 | ===========================================================================*/ |
| 63 | |
| 64 | /*=========================================================================== |
| 65 | |
| 66 | EDIT HISTORY FOR FILE |
| 67 | |
| 68 | |
| 69 | This section contains comments describing changes made to the module. |
| 70 | Notice that changes are listed in reverse chronological order. |
| 71 | |
| 72 | |
| 73 | |
| 74 | when who what, where, why |
| 75 | ---------- --- -------------------------------------------------------- |
| 76 | 2008-03-25 arulv Created module |
| 77 | |
| 78 | ===========================================================================*/ |
| 79 | |
| 80 | /*---------------------------------------------------------------------------- |
| 81 | * Include Files |
| 82 | * -------------------------------------------------------------------------*/ |
| 83 | //#include "wlan_qct_tl.h" |
| 84 | #include "vos_trace.h" |
| 85 | //I need the TL types and API |
| 86 | #include "wlan_qct_tl.h" |
| 87 | |
| 88 | /* BT-AMP PAL API header file */ |
| 89 | #include "bapApi.h" |
| 90 | #include "bapInternal.h" |
| 91 | #include "bapApiTimer.h" |
| 92 | |
| 93 | /*---------------------------------------------------------------------------- |
| 94 | * Preprocessor Definitions and Constants |
| 95 | * -------------------------------------------------------------------------*/ |
| 96 | |
| 97 | #if 1 |
| 98 | //*BT-AMP packet LLC OUI value*/ |
| 99 | static const v_U8_t WLANBAP_BT_AMP_OUI[] = {0x00, 0x19, 0x58 }; |
| 100 | |
| 101 | /*LLC header value*/ |
| 102 | static v_U8_t WLANBAP_LLC_HEADER[] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00 }; |
| 103 | #endif |
| 104 | |
| 105 | /*---------------------------------------------------------------------------- |
| 106 | * Global Data Definitions |
| 107 | * -------------------------------------------------------------------------*/ |
| 108 | |
| 109 | /*---------------------------------------------------------------------------- |
| 110 | * Static Variable Definitions |
| 111 | * -------------------------------------------------------------------------*/ |
| 112 | |
| 113 | /*---------------------------------------------------------------------------- |
| 114 | * Static Function Declarations and Definitions |
| 115 | * -------------------------------------------------------------------------*/ |
| 116 | |
| 117 | /*---------------------------------------------------------------------------- |
| 118 | * Externalized Function Definitions |
| 119 | * -------------------------------------------------------------------------*/ |
| 120 | |
| 121 | /*---------------------------------------------------------------------------- |
| 122 | * Function Declarations and Documentation |
| 123 | * -------------------------------------------------------------------------*/ |
| 124 | VOS_STATUS |
| 125 | WLANBAP_AcquireLSPacket( ptBtampContext pBtampCtx, vos_pkt_t **ppPacket, v_U16_t size, tANI_BOOLEAN isLsReq ) |
| 126 | { |
| 127 | VOS_STATUS vosStatus; |
| 128 | vos_pkt_t *pPacket; |
| 129 | WLANBAP_8023HeaderType w8023Header; |
| 130 | v_U8_t aucLLCHeader[WLANBAP_LLC_HEADER_LEN]; |
| 131 | v_U16_t headerLength; /* The 802.3 frame length*/ |
| 132 | v_U16_t protoType; |
| 133 | v_U8_t *pData = NULL; |
| 134 | |
| 135 | |
| 136 | if(isLsReq) |
| 137 | { |
| 138 | protoType = WLANTL_BT_AMP_TYPE_LS_REQ; |
| 139 | } |
| 140 | else |
| 141 | { |
| 142 | protoType = WLANTL_BT_AMP_TYPE_LS_REP; |
| 143 | } |
| 144 | |
| 145 | //If success, vosTxLsPacket is the packet and pData points to the head. |
| 146 | vosStatus = vos_pkt_get_packet( &pPacket, VOS_PKT_TYPE_TX_802_11_MGMT,size, 1, |
| 147 | VOS_TRUE, NULL, NULL ); |
| 148 | if( VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 149 | { |
| 150 | vosStatus = vos_pkt_reserve_head( pPacket, (v_VOID_t *)&pData, size ); |
| 151 | if( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 152 | { |
| 153 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 154 | "%s: failed to reserve size = %d\n",__func__, size ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 155 | vos_pkt_return_packet( pPacket ); |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | if( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 160 | { |
| 161 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 162 | "WLANBAP_LinkSupervisionTimerHandler failed to get vos_pkt\n" ); |
| 163 | return vosStatus; |
| 164 | } |
| 165 | |
| 166 | // Form the 802.3 header |
| 167 | vos_mem_copy( w8023Header.vDA, pBtampCtx->peer_mac_addr, VOS_MAC_ADDR_SIZE); |
| 168 | vos_mem_copy( w8023Header.vSA, pBtampCtx->self_mac_addr, VOS_MAC_ADDR_SIZE); |
| 169 | |
| 170 | headerLength = WLANBAP_LLC_HEADER_LEN; |
| 171 | /* Now the 802.3 length field is big-endian?! */ |
| 172 | w8023Header.usLenType = vos_cpu_to_be16(headerLength); |
| 173 | |
| 174 | /* Now adjust the protocol type bytes*/ |
| 175 | protoType = vos_cpu_to_be16( protoType); |
| 176 | /* Now form the LLC header */ |
| 177 | vos_mem_copy(aucLLCHeader, |
| 178 | WLANBAP_LLC_HEADER, |
| 179 | sizeof(WLANBAP_LLC_HEADER)); |
| 180 | vos_mem_copy(&aucLLCHeader[WLANBAP_LLC_OUI_OFFSET], |
| 181 | WLANBAP_BT_AMP_OUI, |
| 182 | WLANBAP_LLC_OUI_SIZE); |
| 183 | vos_mem_copy(&aucLLCHeader[WLANBAP_LLC_PROTO_TYPE_OFFSET], |
| 184 | &protoType, //WLANBAP_BT_AMP_TYPE_LS_REQ |
| 185 | WLANBAP_LLC_PROTO_TYPE_SIZE); |
| 186 | |
| 187 | /* Push on the LLC header */ |
| 188 | vos_pkt_push_head(pPacket, |
| 189 | aucLLCHeader, |
| 190 | WLANBAP_LLC_HEADER_LEN); |
| 191 | |
| 192 | /* Push on the 802.3 header */ |
| 193 | vos_pkt_push_head(pPacket, &w8023Header, sizeof(w8023Header)); |
| 194 | *ppPacket = pPacket; |
| 195 | return vosStatus; |
| 196 | } |
| 197 | |
| 198 | |
| 199 | |
| 200 | /*=========================================================================== |
| 201 | |
| 202 | FUNCTION WLANBAP_InitLinkSupervision |
| 203 | |
| 204 | DESCRIPTION |
| 205 | |
| 206 | This API will be called when Link Supervision module is to be initialized when connected at BAP |
| 207 | |
| 208 | PARAMETERS |
| 209 | |
| 210 | btampHandle: The BT-AMP PAL handle returned in WLANBAP_GetNewHndl. |
| 211 | |
| 212 | RETURN VALUE |
| 213 | |
| 214 | The result code associated with performing the operation |
| 215 | |
| 216 | VOS_STATUS_E_INVAL: Input parameters are invalid |
| 217 | VOS_STATUS_E_FAULT: BAP handle is NULL |
| 218 | VOS_STATUS_SUCCESS: Everything is good :) |
| 219 | |
| 220 | SIDE EFFECTS |
| 221 | |
| 222 | ============================================================================*/ |
| 223 | #define TX_LS_DATALEN 32 |
| 224 | |
| 225 | VOS_STATUS |
| 226 | WLANBAP_InitLinkSupervision |
| 227 | ( |
| 228 | ptBtampHandle btampHandle |
| 229 | ) |
| 230 | { |
| 231 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 232 | ptBtampContext pBtampCtx = (ptBtampContext) btampHandle; |
| 233 | vos_pkt_t *pLSReqPacket; |
| 234 | vos_pkt_t *pLSRepPacket; |
| 235 | v_U16_t lsPktln; |
| 236 | |
| 237 | if ( NULL == pBtampCtx) |
| 238 | { |
| 239 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 240 | "Invalid BAP handle value in %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 241 | return VOS_STATUS_E_FAULT; |
| 242 | } |
| 243 | |
| 244 | #if 0 |
| 245 | /* Initialize Link supervision data structure */ |
| 246 | vos_mem_set(pLsInfo, sizeof(tBtampLS),0); |
| 247 | |
| 248 | /* Allocate memory for Static Tx Data */ |
| 249 | pLsInfo->pTxPktData = vos_mem_malloc(sizeof(tBtampLsPktData)+TX_LS_DATALEN); |
| 250 | |
| 251 | /* Initialize Static data for LS pkt Tx */ |
| 252 | pLsInfo->pTxPktData->BufLen = TX_LS_DATALEN; |
| 253 | vos_mem_copy (&pLsInfo->pTxPktData->pBuf, LsTxData, pLsInfo->pTxPktData->BufLen); |
| 254 | #endif |
| 255 | pBtampCtx->lsReqPktPending = VOS_FALSE; |
| 256 | pBtampCtx->retries = 0; |
| 257 | |
| 258 | vosStatus = WLANBAP_AcquireLSPacket( pBtampCtx, &pLSReqPacket,32, TRUE ); |
| 259 | if( VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 260 | { |
| 261 | pBtampCtx->lsReqPacket = pLSReqPacket; |
| 262 | } |
| 263 | else |
| 264 | { |
| 265 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 266 | "%s:AcquireLSPacket failed\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 267 | pBtampCtx->lsReqPacket = NULL; |
| 268 | return vosStatus; |
| 269 | } |
| 270 | |
| 271 | vosStatus = WLANBAP_AcquireLSPacket( pBtampCtx, &pLSRepPacket,32,FALSE ); |
| 272 | if( VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 273 | { |
| 274 | pBtampCtx->lsRepPacket = pLSRepPacket; |
| 275 | } |
| 276 | else |
| 277 | { |
| 278 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 279 | "%s:AcquireLSPacket failed\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 280 | pBtampCtx->lsRepPacket = NULL; |
| 281 | return vosStatus; |
| 282 | } |
| 283 | |
| 284 | vosStatus = vos_pkt_get_packet_length(pBtampCtx->lsRepPacket,&lsPktln); |
| 285 | |
| 286 | if ( VOS_STATUS_SUCCESS != vosStatus ) |
| 287 | { |
| 288 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 289 | "%s:vos_pkt_get_length error",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 290 | return VOS_STATUS_E_FAULT; |
| 291 | } |
| 292 | pBtampCtx->lsPktln = lsPktln; |
| 293 | |
| 294 | /* Start Link Supervision Timer if not configured for infinite */ |
| 295 | if (pBtampCtx->bapLinkSupervisionTimerInterval) |
| 296 | { |
| 297 | vosStatus = WLANBAP_StartLinkSupervisionTimer (pBtampCtx, |
| 298 | pBtampCtx->bapLinkSupervisionTimerInterval * WLANBAP_BREDR_BASEBAND_SLOT_TIME); |
| 299 | } |
| 300 | else |
| 301 | { |
| 302 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 303 | "%s:No LS configured for infinite",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 304 | } |
| 305 | |
| 306 | return vosStatus; |
| 307 | } |
| 308 | |
| 309 | /*=========================================================================== |
| 310 | |
| 311 | FUNCTION WLANBAP_DeInitLinkSupervision |
| 312 | |
| 313 | DESCRIPTION |
| 314 | |
| 315 | This API will be called when Link Supervision module is to be stopped after disconnected at BAP |
| 316 | |
| 317 | PARAMETERS |
| 318 | |
| 319 | btampHandle: The BT-AMP PAL handle returned in WLANBAP_GetNewHndl. |
| 320 | |
| 321 | RETURN VALUE |
| 322 | |
| 323 | The result code associated with performing the operation |
| 324 | |
| 325 | VOS_STATUS_E_INVAL: Input parameters are invalid |
| 326 | VOS_STATUS_E_FAULT: BAP handle is NULL |
| 327 | VOS_STATUS_SUCCESS: Everything is good :) |
| 328 | |
| 329 | SIDE EFFECTS |
| 330 | |
| 331 | ============================================================================*/ |
| 332 | VOS_STATUS |
| 333 | WLANBAP_DeInitLinkSupervision |
| 334 | ( |
| 335 | ptBtampHandle btampHandle |
| 336 | ) |
| 337 | { |
| 338 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 339 | ptBtampContext pBtampCtx = (ptBtampContext) btampHandle; |
| 340 | |
| 341 | if ( NULL == pBtampCtx) |
| 342 | { |
| 343 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 344 | "Invalid BAP handle value in %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 345 | return VOS_STATUS_E_FAULT; |
| 346 | } |
| 347 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 348 | "In: %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 349 | |
| 350 | vosStatus = WLANBAP_StopLinkSupervisionTimer(pBtampCtx); |
| 351 | |
| 352 | |
| 353 | /*Free the vos packet*/ |
| 354 | if ( pBtampCtx->lsRepPacket ) |
| 355 | { |
| 356 | vosStatus = vos_pkt_return_packet(pBtampCtx->lsRepPacket); |
| 357 | pBtampCtx->lsRepPacket = NULL; |
| 358 | } |
| 359 | |
| 360 | if ( pBtampCtx->lsReqPacket ) |
| 361 | { |
| 362 | vosStatus = vos_pkt_return_packet(pBtampCtx->lsReqPacket); |
| 363 | pBtampCtx->lsReqPacket = NULL; |
| 364 | } |
| 365 | |
| 366 | |
| 367 | return vosStatus; |
| 368 | } |
| 369 | |
| 370 | /*=========================================================================== |
| 371 | |
| 372 | FUNCTION WLANBAP_RxProcLsPkt |
| 373 | |
| 374 | DESCRIPTION |
| 375 | |
| 376 | This API will be called when Link Supervision frames are received at BAP |
| 377 | |
| 378 | PARAMETERS |
| 379 | |
| 380 | btampHandle: The BT-AMP PAL handle returned in WLANBAP_GetNewHndl. |
| 381 | pucAC: Pointer to return the access category |
| 382 | vosDataBuff: The data buffer containing the 802.3 frame to be |
| 383 | translated to BT HCI Data Packet |
| 384 | |
| 385 | RETURN VALUE |
| 386 | |
| 387 | The result code associated with performing the operation |
| 388 | |
| 389 | VOS_STATUS_E_INVAL: Input parameters are invalid |
| 390 | VOS_STATUS_E_FAULT: BAP handle is NULL |
| 391 | VOS_STATUS_SUCCESS: Everything is good :) |
| 392 | |
| 393 | SIDE EFFECTS |
| 394 | |
| 395 | ============================================================================*/ |
| 396 | VOS_STATUS |
| 397 | WLANBAP_RxProcLsPkt |
| 398 | ( |
| 399 | ptBtampHandle btampHandle, |
| 400 | v_U8_t phy_link_handle, /* Used by BAP to indentify the WLAN assoc. (StaId) */ |
| 401 | v_U16_t RxProtoType, /* Protocol Type from the frame received */ |
| 402 | vos_pkt_t *vosRxLsBuff |
| 403 | ) |
| 404 | { |
| 405 | VOS_STATUS vosStatus; |
| 406 | ptBtampContext pBtampCtx = (ptBtampContext) btampHandle; |
| 407 | WLANBAP_8023HeaderType w8023Header; |
| 408 | v_SIZE_t HeaderLen = sizeof(w8023Header); |
| 409 | |
| 410 | |
| 411 | /*------------------------------------------------------------------------ |
| 412 | Sanity check params |
| 413 | ------------------------------------------------------------------------*/ |
| 414 | if ( NULL == pBtampCtx) |
| 415 | { |
| 416 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 417 | "Invalid BAP handle value in %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 418 | return VOS_STATUS_E_FAULT; |
| 419 | } |
| 420 | |
| 421 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 422 | "In %s Received RxProtoType=%x", __func__,RxProtoType); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 423 | |
| 424 | vos_pkt_extract_data(vosRxLsBuff,0,(v_VOID_t*)&w8023Header,&HeaderLen); |
| 425 | if ( !(vos_mem_compare( w8023Header.vDA, pBtampCtx->self_mac_addr, VOS_MAC_ADDR_SIZE) |
| 426 | && vos_mem_compare( w8023Header.vSA, pBtampCtx->peer_mac_addr, VOS_MAC_ADDR_SIZE))) |
| 427 | { |
| 428 | |
| 429 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 430 | "MAC address mismatch in %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 431 | return VOS_STATUS_E_FAULT; |
| 432 | } |
| 433 | |
| 434 | /*Free the vos packet*/ |
| 435 | vosStatus = vos_pkt_return_packet( vosRxLsBuff ); |
| 436 | if ( VOS_STATUS_SUCCESS != vosStatus) |
| 437 | { |
| 438 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 439 | "Failed to free VOS packet in %s", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 440 | return VOS_STATUS_E_FAULT; |
| 441 | } |
| 442 | |
| 443 | |
| 444 | /* Reset Link Supervision timer */ |
| 445 | if (RxProtoType == WLANTL_BT_AMP_TYPE_LS_REP) |
| 446 | { |
| 447 | pBtampCtx->lsReqPktPending = FALSE; |
| 448 | pBtampCtx->retries = 0; |
| 449 | if (pBtampCtx->bapLinkSupervisionTimerInterval) |
| 450 | { |
| 451 | /* Restart the LS timer */ |
| 452 | WLANBAP_StopLinkSupervisionTimer(pBtampCtx); |
| 453 | vosStatus = WLANBAP_StartLinkSupervisionTimer (pBtampCtx, |
| 454 | pBtampCtx->bapLinkSupervisionTimerInterval * WLANBAP_BREDR_BASEBAND_SLOT_TIME); |
| 455 | } |
| 456 | } |
| 457 | else if(RxProtoType == WLANTL_BT_AMP_TYPE_LS_REQ) |
| 458 | { |
| 459 | if (pBtampCtx->bapLinkSupervisionTimerInterval) |
| 460 | { |
| 461 | /* Restart the LS timer */ |
| 462 | WLANBAP_StopLinkSupervisionTimer(pBtampCtx); |
| 463 | vosStatus = WLANBAP_StartLinkSupervisionTimer (pBtampCtx, |
| 464 | pBtampCtx->bapLinkSupervisionTimerInterval * WLANBAP_BREDR_BASEBAND_SLOT_TIME); |
| 465 | } |
| 466 | pBtampCtx->pPacket = pBtampCtx->lsRepPacket; |
| 467 | // Handle LS rep frame |
| 468 | vosStatus = WLANBAP_TxLinkSupervision( btampHandle, phy_link_handle, pBtampCtx->pPacket, WLANTL_BT_AMP_TYPE_LS_REP); |
| 469 | } |
| 470 | |
| 471 | return vosStatus; |
| 472 | |
| 473 | } |
| 474 | |
| 475 | /* Tx callback function for LS packet */ |
| 476 | static VOS_STATUS WLANBAP_TxLinkSupervisionCB |
| 477 | ( |
| 478 | v_PVOID_t pvosGCtx, |
| 479 | vos_pkt_t *pPacket, |
| 480 | VOS_STATUS retStatus |
| 481 | ) |
| 482 | { |
| 483 | VOS_STATUS vosStatus; |
| 484 | ptBtampContext bapContext; /* Holds the btampContext value returned */ |
| 485 | vos_pkt_t *pLSPacket; |
| 486 | |
| 487 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
| 488 | "TxCompCB reached for LS Pkt"); |
| 489 | |
| 490 | /* Get the BT AMP context from the global */ |
| 491 | bapContext = gpBtampCtx; |
| 492 | |
| 493 | if (!VOS_IS_STATUS_SUCCESS (retStatus)) |
| 494 | { |
| 495 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 496 | "TxCompCB:Transmit status Failure"); |
| 497 | } |
| 498 | |
| 499 | if ( pPacket == NULL ) |
| 500 | { |
| 501 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 502 | "WLANBAP_TxCompCB bad input\n" ); |
| 503 | return VOS_STATUS_E_FAILURE; |
| 504 | } |
| 505 | |
| 506 | |
| 507 | /* Return the packet & reallocate */ |
| 508 | |
| 509 | if( pPacket == bapContext->lsReqPacket ) |
| 510 | { |
| 511 | vosStatus = WLANBAP_AcquireLSPacket( bapContext, &pLSPacket,32, TRUE ); |
| 512 | if( VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 513 | { |
| 514 | bapContext->lsReqPacket = pLSPacket; |
| 515 | } |
| 516 | else |
| 517 | { |
| 518 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 519 | "%s:AcquireLSPacket failed\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 520 | bapContext->lsReqPacket = NULL; |
| 521 | return vosStatus; |
| 522 | } |
| 523 | } |
| 524 | else |
| 525 | { |
| 526 | vosStatus = WLANBAP_AcquireLSPacket( bapContext, &pLSPacket,32, FALSE ); |
| 527 | if( VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 528 | { |
| 529 | bapContext->lsRepPacket = pLSPacket; |
| 530 | } |
| 531 | else |
| 532 | { |
| 533 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 534 | "%s:AcquireLSPacket failed\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 535 | bapContext->lsRepPacket = NULL; |
| 536 | return vosStatus; |
| 537 | } |
| 538 | } |
| 539 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 540 | "%s:Returned Vos Packet:%x\n",__func__, pPacket ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 541 | |
| 542 | vos_pkt_return_packet( pPacket ); |
| 543 | |
| 544 | return (VOS_STATUS_SUCCESS ); |
| 545 | } |
| 546 | |
| 547 | /*=========================================================================== |
| 548 | |
| 549 | FUNCTION WLANBAP_TxLinkSupervision |
| 550 | |
| 551 | DESCRIPTION |
| 552 | |
| 553 | This API will be called to process Link Supervision Request received |
| 554 | |
| 555 | PARAMETERS |
| 556 | |
| 557 | btampHandle: The BT-AMP PAL handle returned in WLANBAP_GetNewHndl. |
| 558 | pucAC: Pointer to return the access category |
| 559 | vosDataBuff: The data buffer containing the 802.3 frame to be |
| 560 | translated to BT HCI Data Packet |
| 561 | |
| 562 | RETURN VALUE |
| 563 | |
| 564 | The result code associated with performing the operation |
| 565 | |
| 566 | VOS_STATUS_E_INVAL: Input parameters are invalid |
| 567 | VOS_STATUS_E_FAULT: BAP handle is NULL |
| 568 | VOS_STATUS_SUCCESS: Everything is good :) |
| 569 | |
| 570 | SIDE EFFECTS |
| 571 | |
| 572 | ============================================================================*/ |
| 573 | VOS_STATUS |
| 574 | WLANBAP_TxLinkSupervision |
| 575 | ( |
| 576 | ptBtampHandle btampHandle, |
| 577 | v_U8_t phy_link_handle, /* Used by BAP to indentify the WLAN assoc. (StaId) */ |
| 578 | vos_pkt_t *pPacket, |
| 579 | v_U16_t protoType |
| 580 | ) |
| 581 | { |
| 582 | ptBtampContext pBtampCtx = (ptBtampContext)btampHandle; |
| 583 | VOS_STATUS vosStatus = VOS_STATUS_E_FAILURE; |
| 584 | v_PVOID_t pvosGCtx; |
| 585 | v_U8_t ucSTAId; /* The StaId (used by TL, PE, and HAL) */ |
| 586 | v_PVOID_t pHddHdl; /* Handle to return BSL context in */ |
| 587 | WLANTL_MetaInfoType metaInfo; |
| 588 | |
| 589 | |
| 590 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 591 | "In : %s protoType=%x", __func__,protoType); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 592 | |
| 593 | // Retrieve the VOSS context |
| 594 | pvosGCtx = pBtampCtx->pvosGCtx; |
| 595 | |
| 596 | /* Lookup the StaId using the phy_link_handle and the BAP context */ |
| 597 | |
| 598 | vosStatus = WLANBAP_GetStaIdFromLinkCtx ( |
| 599 | btampHandle, /* btampHandle value in */ |
| 600 | phy_link_handle, /* phy_link_handle value in */ |
| 601 | &ucSTAId, /* The StaId (used by TL, PE, and HAL) */ |
| 602 | &pHddHdl); /* Handle to return BSL context */ |
| 603 | |
| 604 | if ( VOS_STATUS_SUCCESS != vosStatus ) |
| 605 | { |
| 606 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 607 | "Unable to retrieve STA Id from BAP context and phy_link_handle in WLANBAP_TxLinKSupervisionReq"); |
| 608 | return VOS_STATUS_E_FAULT; |
| 609 | } |
| 610 | |
| 611 | vos_mem_zero( &metaInfo, sizeof( WLANTL_MetaInfoType ) ); |
| 612 | |
| 613 | metaInfo.ucTID = 0x00 ; |
| 614 | metaInfo.ucUP = 0x00; |
| 615 | metaInfo.ucIsEapol = VOS_FALSE;//Notify TL that this is NOT an EAPOL frame |
| 616 | metaInfo.ucDisableFrmXtl = VOS_FALSE; |
| 617 | metaInfo.ucType = 0x00; |
| 618 | pBtampCtx->metaInfo = metaInfo; |
| 619 | |
| 620 | vosStatus = WLANTL_TxBAPFrm( pvosGCtx, pPacket, &metaInfo, WLANBAP_TxLinkSupervisionCB ); |
| 621 | if( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 622 | { |
| 623 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 624 | "Tx: Packet rejected by TL in WLANBAP_TxLinkSupervisionReq"); |
| 625 | return vosStatus; |
| 626 | } |
| 627 | |
| 628 | if(protoType == WLANTL_BT_AMP_TYPE_LS_REQ) |
| 629 | { |
| 630 | pBtampCtx->lsReqPktPending = TRUE; |
| 631 | pBtampCtx->retries++; |
| 632 | } |
| 633 | |
| 634 | if (pBtampCtx->bapLinkSupervisionTimerInterval) |
| 635 | { |
| 636 | /* Restart the LS timer */ |
| 637 | WLANBAP_StopLinkSupervisionTimer(pBtampCtx); |
| 638 | vosStatus = WLANBAP_StartLinkSupervisionTimer (pBtampCtx, |
| 639 | pBtampCtx->bapLinkSupervisionTimerInterval * WLANBAP_BREDR_BASEBAND_SLOT_TIME); |
| 640 | } |
| 641 | |
| 642 | if( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 643 | { |
| 644 | VOS_TRACE( VOS_MODULE_ID_BAP, VOS_TRACE_LEVEL_ERROR, |
| 645 | "WLANBAP_TxLinkSupervisionReq failed to Start LinkSupervision Timer\n" ); |
| 646 | return vosStatus; |
| 647 | } |
| 648 | |
| 649 | return vosStatus; |
| 650 | } /* WLANBAP_RxLinkSupervisionReq */ |
| 651 | |
| 652 | |
| 653 | |