1/****************************************************************************** 2 3 � 1995-2003, 2004, 2005-2011 Freescale Semiconductor, Inc. 4 All rights reserved. 5 6 This is proprietary source code of Freescale Semiconductor Inc., 7 and its use is subject to the NetComm Device Drivers EULA. 8 The copyright notice above does not evidence any actual or intended 9 publication of such source code. 10 11 ALTERNATIVELY, redistribution and use in source and binary forms, with 12 or without modification, are permitted provided that the following 13 conditions are met: 14 * Redistributions of source code must retain the above copyright 15 notice, this list of conditions and the following disclaimer. 16 * Redistributions in binary form must reproduce the above copyright 17 notice, this list of conditions and the following disclaimer in the 18 documentation and/or other materials provided with the distribution. 19 * Neither the name of Freescale Semiconductor nor the 20 names of its contributors may be used to endorse or promote products 21 derived from this software without specific prior written permission. 22 23 THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY 24 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 25 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 26 DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY 27 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 30 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 35 **************************************************************************/ 36/****************************************************************************** 37 @File bm.c 38 39 @Description BM 40*//***************************************************************************/ 41#include "error_ext.h" 42#include "std_ext.h" 43#include "string_ext.h" 44#include "mem_ext.h" 45#include "core_ext.h" 46 47#include "bm.h" 48 49 50#define __ERR_MODULE__ MODULE_BM 51 52 53/****************************************/ 54/* static functions */ 55/****************************************/ 56 57/* (De)Registration of depletion notification callbacks */ 58static void depletion_link(t_BmPool *p_BmPool) 59{ 60 t_BmPortal *p_Portal = (t_BmPortal *)p_BmPool->h_BmPortal; 61 62 NCSW_PLOCK(p_Portal); 63 p_Portal->depletionPoolsTable[p_BmPool->bpid] = p_BmPool; 64 bm_isr_bscn_mask(p_Portal->p_BmPortalLow, (uint8_t)p_BmPool->bpid, 1); 65 PUNLOCK(p_Portal); 66} 67 68static void depletion_unlink(t_BmPool *p_BmPool) 69{ 70 t_BmPortal *p_Portal = (t_BmPortal *)p_BmPool->h_BmPortal; 71 72 NCSW_PLOCK(p_Portal); 73 p_Portal->depletionPoolsTable[p_BmPool->bpid] = NULL; 74 bm_isr_bscn_mask(p_Portal->p_BmPortalLow, (uint8_t)p_BmPool->bpid, 0); 75 PUNLOCK(p_Portal); 76} 77 78static t_Error BmPoolRelease(t_BmPool *p_BmPool, 79 t_Handle h_BmPortal, 80 struct bm_buffer *bufs, 81 uint8_t num, 82 uint32_t flags) 83{ 84 ASSERT_COND(num && (num <= 8)); 85 if (p_BmPool->flags & BMAN_POOL_FLAG_NO_RELEASE) 86 return ERROR_CODE(E_INVALID_VALUE); 87 88 /* Without stockpile, this API is a pass-through to the h/w operation */ 89 if (!(p_BmPool->flags & BMAN_POOL_FLAG_STOCKPILE)) 90 return BmPortalRelease(h_BmPortal, p_BmPool->bpid, bufs, num, flags); 91 92 /* This needs some explanation. Adding the given buffers may take the 93 * stockpile over the threshold, but in fact the stockpile may already 94 * *be* over the threshold if a previous release-to-hw attempt had 95 * failed. So we have 3 cases to cover; 96 * 1. we add to the stockpile and don't hit the threshold, 97 * 2. we add to the stockpile, hit the threshold and release-to-hw, 98 * 3. we have to release-to-hw before adding to the stockpile 99 * (not enough room in the stockpile for case 2). 100 * Our constraints on thresholds guarantee that in case 3, there must be 101 * at least 8 bufs already in the stockpile, so all release-to-hw ops 102 * are for 8 bufs. Despite all this, the API must indicate whether the 103 * given buffers were taken off the caller's hands, irrespective of 104 * whether a release-to-hw was attempted. */ 105 while (num) 106 { 107 /* Add buffers to stockpile if they fit */ 108 if ((p_BmPool->spFill + num) <= p_BmPool->spMaxBufs) 109 { 110 memcpy(PTR_MOVE(p_BmPool->sp, sizeof(struct bm_buffer) * (p_BmPool->spFill)), 111 bufs, 112 sizeof(struct bm_buffer) * num); 113 p_BmPool->spFill += num; 114 num = 0; /* --> will return success no matter what */ 115 } 116 else 117 /* Do hw op if hitting the high-water threshold */ 118 { 119 t_Error ret = BmPortalRelease(h_BmPortal, 120 p_BmPool->bpid, 121 (struct bm_buffer *)PTR_MOVE(p_BmPool->sp, sizeof(struct bm_buffer) * (p_BmPool->spFill - p_BmPool->spBufsCmd)), 122 p_BmPool->spBufsCmd, 123 flags); 124 if (ret) 125 return (num ? ret : E_OK); 126 p_BmPool->spFill -= p_BmPool->spBufsCmd; 127 } 128 } 129 130 return E_OK; 131} 132 133static int BmPoolAcquire(t_BmPool *p_BmPool,t_Handle h_BmPortal, 134 struct bm_buffer *bufs, uint8_t num, uint32_t flags) 135{ 136 ASSERT_COND(IN_RANGE(1, num, 8)); 137 if (p_BmPool->flags & BMAN_POOL_FLAG_ONLY_RELEASE) 138 return 0; 139 140 /* Without stockpile, this API is a pass-through to the h/w operation */ 141 if (!(p_BmPool->flags & BMAN_POOL_FLAG_STOCKPILE)) 142 return BmPortalAcquire(h_BmPortal, p_BmPool->bpid, bufs, num); 143 /* Only need a h/w op if we'll hit the low-water thresh */ 144 if (!(flags & BMAN_ACQUIRE_FLAG_STOCKPILE) && 145 ((p_BmPool->spFill - num) < p_BmPool->spMinBufs)) 146 { 147 p_BmPool->spFill += BmPortalAcquire(h_BmPortal, 148 p_BmPool->bpid, 149 (struct bm_buffer *)PTR_MOVE(p_BmPool->sp, sizeof(struct bm_buffer) * (p_BmPool->spFill)), 150 p_BmPool->spBufsCmd); 151 } 152 else if (p_BmPool->spFill < num) 153 return 0; 154 if (!p_BmPool->spFill) 155 return 0; 156 memcpy(bufs, 157 PTR_MOVE(p_BmPool->sp, sizeof(struct bm_buffer) * (p_BmPool->spFill - num)), 158 sizeof(struct bm_buffer) * num); 159 p_BmPool->spFill -= num; 160 return num; 161} 162 163static t_Error BmPoolFree(t_BmPool *p_BmPool, bool discardBuffers) 164{ 165 t_Handle h_BufContext; 166 void *p_Data; 167 168 ASSERT_COND(p_BmPool); 169 170 if (!p_BmPool->shadowMode) 171 { 172 if (p_BmPool->flags & BMAN_POOL_FLAG_DEPLETION) 173 { 174 depletion_unlink(p_BmPool); 175 BmUnSetPoolThresholds(p_BmPool->h_Bm, p_BmPool->bpid); 176 } 177 while (TRUE) 178 { 179 p_Data = BM_POOL_GetBuf(p_BmPool, p_BmPool->h_BmPortal); 180 if (!p_Data) 181 break; 182 h_BufContext = BM_POOL_GetBufferContext(p_BmPool, p_Data); 183 if (!discardBuffers) 184 p_BmPool->bufferPoolInfo.f_PutBuf(p_BmPool->bufferPoolInfo.h_BufferPool, p_Data, h_BufContext); 185 } 186 BmBpidPut(p_BmPool->h_Bm, p_BmPool->bpid); 187 } 188 189 if (p_BmPool->sp) 190 XX_Free(p_BmPool->sp); 191 192 XX_Free(p_BmPool); 193 194 return E_OK; 195} 196 197/****************************************/ 198/* API Init unit functions */ 199/****************************************/ 200 201t_Handle BM_POOL_Config(t_BmPoolParam *p_BmPoolParam) 202{ 203 t_BmPool *p_BmPool; 204 205 SANITY_CHECK_RETURN_VALUE(p_BmPoolParam, E_INVALID_HANDLE, NULL); 206 SANITY_CHECK_RETURN_VALUE(p_BmPoolParam->h_Bm, E_INVALID_HANDLE, NULL); 207 SANITY_CHECK_RETURN_VALUE((p_BmPoolParam->shadowMode || 208 (p_BmPoolParam->bufferPoolInfo.h_BufferPool && 209 p_BmPoolParam->bufferPoolInfo.f_GetBuf && 210 p_BmPoolParam->bufferPoolInfo.f_PutBuf && 211 p_BmPoolParam->bufferPoolInfo.bufferSize)), E_INVALID_STATE, NULL); 212 213 p_BmPool = (t_BmPool*)XX_Malloc(sizeof(t_BmPool)); 214 if (!p_BmPool) 215 { 216 REPORT_ERROR(MAJOR, E_NO_MEMORY, ("BM Pool obj!!!")); 217 return NULL; 218 } 219 memset(p_BmPool, 0, sizeof(t_BmPool)); 220 221 p_BmPool->p_BmPoolDriverParams = (t_BmPoolDriverParams *)XX_Malloc(sizeof(t_BmPoolDriverParams)); 222 if (!p_BmPool->p_BmPoolDriverParams) 223 { 224 XX_Free(p_BmPool); 225 REPORT_ERROR(MAJOR, E_NO_MEMORY, ("Bm Pool driver parameters")); 226 return NULL; 227 } 228 memset(p_BmPool->p_BmPoolDriverParams, 0, sizeof(t_BmPoolDriverParams)); 229 230 p_BmPool->h_Bm = p_BmPoolParam->h_Bm; 231 p_BmPool->h_BmPortal = p_BmPoolParam->h_BmPortal; 232 p_BmPool->h_App = p_BmPoolParam->h_App; 233 p_BmPool->numOfBuffers = p_BmPoolParam->numOfBuffers; 234 p_BmPool->shadowMode = p_BmPoolParam->shadowMode; 235 236 if (!p_BmPool->h_BmPortal) 237 { 238 p_BmPool->h_BmPortal = BmGetPortalHandle(p_BmPool->h_Bm); 239 SANITY_CHECK_RETURN_VALUE(p_BmPool->h_BmPortal, E_INVALID_HANDLE, NULL); 240 } 241 242 memcpy(&p_BmPool->bufferPoolInfo, &p_BmPoolParam->bufferPoolInfo, sizeof(t_BufferPoolInfo)); 243 if (!p_BmPool->bufferPoolInfo.f_PhysToVirt) 244 p_BmPool->bufferPoolInfo.f_PhysToVirt = XX_PhysToVirt; 245 if (!p_BmPool->bufferPoolInfo.f_VirtToPhys) 246 p_BmPool->bufferPoolInfo.f_VirtToPhys = XX_VirtToPhys; 247 248 p_BmPool->p_BmPoolDriverParams->dynamicBpid = DEFAULT_dynamicBpid; 249 p_BmPool->p_BmPoolDriverParams->useDepletion = DEFAULT_useDepletion; 250 p_BmPool->p_BmPoolDriverParams->useStockpile = DEFAULT_useStockpile; 251 252 if (p_BmPool->shadowMode) 253 { 254 p_BmPool->numOfBuffers = 0; 255 BM_POOL_ConfigBpid(p_BmPool, p_BmPoolParam->bpid); 256 } 257 258 return p_BmPool; 259} 260 261t_Error BM_POOL_Init(t_Handle h_BmPool) 262{ 263 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 264 t_Error err; 265 266 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 267 SANITY_CHECK_RETURN_ERROR(p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE); 268 269 p_BmPool->flags |= (p_BmPool->p_BmPoolDriverParams->dynamicBpid)?BMAN_POOL_FLAG_DYNAMIC_BPID:0; 270 p_BmPool->flags |= (p_BmPool->p_BmPoolDriverParams->useStockpile)?BMAN_POOL_FLAG_STOCKPILE:0; 271 p_BmPool->flags |= ((!p_BmPool->shadowMode) && 272 (p_BmPool->p_BmPoolDriverParams->useDepletion))?BMAN_POOL_FLAG_DEPLETION:0; 273 274 if (p_BmPool->flags & BMAN_POOL_FLAG_DYNAMIC_BPID) 275 { 276 if((p_BmPool->bpid = (uint8_t)BmBpidGet(p_BmPool->h_Bm, FALSE, (uint32_t)0)) == (uint8_t)ILLEGAL_BASE) 277 { 278 BM_POOL_Free(p_BmPool); 279 RETURN_ERROR(CRITICAL, E_INVALID_STATE, ("can't allocate new dynamic pool id")); 280 } 281 } 282 else 283 { 284 if (BmBpidGet(p_BmPool->h_Bm, TRUE, (uint32_t)p_BmPool->bpid) == (uint32_t)ILLEGAL_BASE) 285 { 286 BM_POOL_Free(p_BmPool); 287 RETURN_ERROR(CRITICAL, E_INVALID_STATE, ("can't force pool id %d", p_BmPool->bpid)); 288 } 289 } 290 if (p_BmPool->flags & BMAN_POOL_FLAG_DEPLETION) 291 { 292 if(BmSetPoolThresholds(p_BmPool->h_Bm, p_BmPool->bpid, p_BmPool->p_BmPoolDriverParams->depletionThresholds)) 293 { 294 BM_POOL_Free(p_BmPool); 295 RETURN_ERROR(MAJOR, E_INVALID_STATE, ("can't set thresh for pool bpid %d",p_BmPool->bpid)); 296 } 297 298 depletion_link(p_BmPool); 299 } 300 301 if (p_BmPool->flags & BMAN_POOL_FLAG_STOCKPILE) 302 { 303 p_BmPool->sp = (struct bm_buffer *)XX_Malloc(sizeof(struct bm_buffer) * p_BmPool->spMaxBufs); 304 if (!p_BmPool->sp) 305 { 306 BM_POOL_Free(p_BmPool); 307 RETURN_ERROR(MAJOR, E_NO_MEMORY, ("Bm Pool Stockpile")); 308 } 309 memset(p_BmPool->sp, 0, sizeof(struct bm_buffer) * p_BmPool->spMaxBufs); 310 } 311 312 XX_Free(p_BmPool->p_BmPoolDriverParams); 313 p_BmPool->p_BmPoolDriverParams = NULL; 314 315 /*******************/ 316 /* Create buffers */ 317 /*******************/ 318 if ((err = BM_POOL_FillBufs (p_BmPool, p_BmPool->h_BmPortal, p_BmPool->numOfBuffers)) != E_OK) 319 { 320 BM_POOL_Free(p_BmPool); 321 RETURN_ERROR(MAJOR, err, NO_MSG); 322 } 323 324 return E_OK; 325} 326 327t_Error BM_POOL_Free(t_Handle h_BmPool) 328{ 329 SANITY_CHECK_RETURN_ERROR(h_BmPool, E_INVALID_HANDLE); 330 331 return BmPoolFree(h_BmPool, FALSE); 332} 333 334t_Error BM_POOL_ConfigBpid(t_Handle h_BmPool, uint8_t bpid) 335{ 336 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 337 338 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 339 SANITY_CHECK_RETURN_ERROR(p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE); 340 SANITY_CHECK_RETURN_ERROR(bpid < BM_MAX_NUM_OF_POOLS, E_INVALID_VALUE); 341 342 p_BmPool->p_BmPoolDriverParams->dynamicBpid = FALSE; 343 p_BmPool->bpid = bpid; 344 345 return E_OK; 346} 347 348 349t_Error BM_POOL_ConfigDepletion(t_Handle h_BmPool, t_BmDepletionCallback *f_Depletion, uint32_t *p_Thresholds) 350{ 351 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 352 353 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 354 SANITY_CHECK_RETURN_ERROR(p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE); 355 SANITY_CHECK_RETURN_ERROR(f_Depletion, E_INVALID_HANDLE); 356 357 p_BmPool->p_BmPoolDriverParams->useDepletion = TRUE; 358 p_BmPool->f_Depletion = f_Depletion; 359 memcpy(&p_BmPool->p_BmPoolDriverParams->depletionThresholds, 360 p_Thresholds, 361 sizeof(p_BmPool->p_BmPoolDriverParams->depletionThresholds)); 362 363 return E_OK; 364} 365 366t_Error BM_POOL_ConfigStockpile(t_Handle h_BmPool, uint16_t maxBuffers, uint16_t minBuffers) 367{ 368 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 369 370 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 371 SANITY_CHECK_RETURN_ERROR(p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE); 372 SANITY_CHECK_RETURN_ERROR(maxBuffers, E_INVALID_STATE); 373 SANITY_CHECK_RETURN_ERROR(maxBuffers >= minBuffers, E_INVALID_STATE); 374 SANITY_CHECK_RETURN_ERROR((p_BmPool->shadowMode || 375 ((maxBuffers * 2) <= p_BmPool->numOfBuffers)), 376 E_INVALID_STATE); 377 378 p_BmPool->p_BmPoolDriverParams->useStockpile = TRUE; 379 p_BmPool->spMaxBufs = maxBuffers; 380 p_BmPool->spMinBufs = minBuffers; 381 p_BmPool->spBufsCmd = DEFAULT_numOfBufsPerCmd; 382 383 SANITY_CHECK_RETURN_ERROR((p_BmPool->spMaxBufs >= 384 (p_BmPool->spMinBufs + p_BmPool->spBufsCmd)), 385 E_INVALID_STATE); 386 387 return E_OK; 388} 389 390t_Error BM_POOL_ConfigBuffContextMode(t_Handle h_BmPool, bool en) 391{ 392 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 393 394 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 395 SANITY_CHECK_RETURN_ERROR(p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE); 396 397 p_BmPool->noBuffCtxt = !en; 398 399 return E_OK; 400} 401 402void * BM_POOL_GetBuf(t_Handle h_BmPool, t_Handle h_BmPortal) 403{ 404 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 405 struct bm_buffer bufs[1]; 406 uint8_t retBufsNum; 407 uint64_t physAddr; 408 uint32_t flags = 0; 409 410 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, NULL); 411 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, NULL); 412 SANITY_CHECK_RETURN_VALUE(p_BmPool->bufferPoolInfo.f_PhysToVirt, E_INVALID_STATE, NULL); 413 414 if (!h_BmPortal) 415 { 416 if (p_BmPool->h_BmPortal) 417 h_BmPortal = p_BmPool->h_BmPortal; 418 else 419 { 420 SANITY_CHECK_RETURN_VALUE(p_BmPool->h_Bm, E_INVALID_HANDLE, NULL); 421 h_BmPortal = BmGetPortalHandle(p_BmPool->h_Bm); 422 SANITY_CHECK_RETURN_VALUE(h_BmPortal, E_INVALID_HANDLE, NULL); 423 } 424 } 425 426 retBufsNum = (uint8_t)BmPoolAcquire(p_BmPool, h_BmPortal, bufs, 1, flags); 427 if (!retBufsNum) 428 { 429 REPORT_ERROR(TRACE, E_NOT_AVAILABLE, ("buffer")); 430 return NULL; 431 } 432 physAddr = (uint64_t)bufs[0].lo; 433 physAddr |= (uint64_t)(((uint64_t)bufs[0].hi << 32) & 0x000000ff00000000LL); 434 DBG(TRACE,("Get Buffer : poolId %d, address 0x%016llx", 435 p_BmPool->bpid, 436 p_BmPool->bufferPoolInfo.f_PhysToVirt((physAddress_t)physAddr))); 437 438 return p_BmPool->bufferPoolInfo.f_PhysToVirt((physAddress_t)physAddr); 439} 440 441t_Error BM_POOL_PutBuf(t_Handle h_BmPool, t_Handle h_BmPortal, void *p_Buff) 442{ 443 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 444 uint64_t physAddress; 445 struct bm_buffer bufs[1]; 446 447 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 448 SANITY_CHECK_RETURN_ERROR(!p_BmPool->p_BmPoolDriverParams, E_INVALID_STATE); 449 SANITY_CHECK_RETURN_ERROR(p_Buff, E_NULL_POINTER); 450 451 physAddress = (uint64_t)(XX_VirtToPhys(p_Buff)); 452 453 bufs[0].bpid = p_BmPool->bpid; 454 bufs[0].hi = (uint8_t)((physAddress & 0x000000ff00000000LL) >> 32); 455 bufs[0].lo = (uint32_t)(physAddress & 0xffffffff); 456 457 DBG(TRACE,("Put Buffer : poolId %d, address 0x%016llx, phys 0x%016llx", 458 p_BmPool->bpid, (uint64_t)PTR_TO_UINT(p_Buff), physAddress)); 459 460 if (!h_BmPortal) 461 { 462 if (p_BmPool->h_BmPortal) 463 h_BmPortal = p_BmPool->h_BmPortal; 464 else 465 { 466 SANITY_CHECK_RETURN_ERROR(p_BmPool->h_Bm, E_INVALID_HANDLE); 467 h_BmPortal = BmGetPortalHandle(p_BmPool->h_Bm); 468 SANITY_CHECK_RETURN_ERROR(h_BmPortal, E_INVALID_HANDLE); 469 } 470 } 471 472 return BmPoolRelease(p_BmPool, h_BmPortal, bufs, 1, BMAN_RELEASE_FLAG_WAIT); 473} 474 475t_Error BM_POOL_FillBufs(t_Handle h_BmPool, t_Handle h_BmPortal, uint32_t numBufs) 476{ 477 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 478 479 SANITY_CHECK_RETURN_ERROR(p_BmPool, E_INVALID_HANDLE); 480 SANITY_CHECK_RETURN_ERROR(!p_BmPool->p_BmPoolDriverParams, E_INVALID_STATE); 481 482 if (!h_BmPortal) 483 { 484 if (p_BmPool->h_BmPortal) 485 h_BmPortal = p_BmPool->h_BmPortal; 486 else 487 { 488 SANITY_CHECK_RETURN_ERROR(p_BmPool->h_Bm, E_INVALID_HANDLE); 489 h_BmPortal = BmGetPortalHandle(p_BmPool->h_Bm); 490 SANITY_CHECK_RETURN_ERROR(h_BmPortal, E_INVALID_HANDLE); 491 } 492 } 493 494 while (numBufs--) 495 { 496 uint8_t *p_Data; 497 t_Error res; 498 t_Handle h_BufContext; 499 500 p_Data = p_BmPool->bufferPoolInfo.f_GetBuf(p_BmPool->bufferPoolInfo.h_BufferPool, &h_BufContext); 501 if(!p_Data) 502 RETURN_ERROR(MAJOR, E_INVALID_STATE, ("run-out of buffers for bpid %d",p_BmPool->bpid)); 503 504 if (!p_BmPool->noBuffCtxt) 505 *(t_Handle *)(p_Data - sizeof(t_Handle)) = h_BufContext; 506 507 if ((res = BM_POOL_PutBuf(p_BmPool, h_BmPortal, p_Data)) != E_OK) 508 RETURN_ERROR(CRITICAL, res, ("Seeding reserved buffer pool failed")); 509 } 510 511 return E_OK; 512} 513 514uint8_t BM_POOL_GetId(t_Handle h_BmPool) 515{ 516 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 517 518 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, 0); 519 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, 0); 520 521 return p_BmPool->bpid; 522} 523 524uint16_t BM_POOL_GetBufferSize(t_Handle h_BmPool) 525{ 526 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 527 528 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, 0); 529 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, 0); 530 531 return p_BmPool->bufferPoolInfo.bufferSize; 532} 533 534t_Handle BM_POOL_GetBufferContext(t_Handle h_BmPool, void *p_Buff) 535{ 536 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 537 538 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, NULL); 539 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, NULL); 540 SANITY_CHECK_RETURN_VALUE(p_Buff, E_NULL_POINTER, NULL); 541 542 if (p_BmPool->noBuffCtxt) 543 return NULL; 544 545 return *(t_Handle *)PTR_MOVE(p_Buff, -(sizeof(t_Handle))); 546} 547 548void * BM_POOL_PhysToVirt(t_Handle h_BmPool, physAddress_t addr) 549{ 550 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 551 552 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, NULL); 553 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, NULL); 554 555 return p_BmPool->bufferPoolInfo.f_PhysToVirt(addr); 556} 557 558physAddress_t BM_POOL_VirtToPhys(t_Handle h_BmPool, void *p_Buff) 559{ 560 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 561 562 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, (physAddress_t)0); 563 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, (physAddress_t)0); 564 565 return p_BmPool->bufferPoolInfo.f_VirtToPhys(p_Buff); 566} 567 568uint32_t BM_POOL_GetCounter(t_Handle h_BmPool, e_BmPoolCounters counter) 569{ 570 t_BmPool *p_BmPool = (t_BmPool *)h_BmPool; 571 572 SANITY_CHECK_RETURN_VALUE(p_BmPool, E_INVALID_HANDLE, 0); 573 SANITY_CHECK_RETURN_VALUE(!p_BmPool->p_BmPoolDriverParams, E_INVALID_HANDLE, 0); 574 575 switch(counter) 576 { 577 case(e_BM_POOL_COUNTERS_CONTENT): 578 return BmGetCounter(p_BmPool->h_Bm, e_BM_IM_COUNTERS_POOL_CONTENT, p_BmPool->bpid); 579 case(e_BM_POOL_COUNTERS_SW_DEPLETION): 580 return (p_BmPool->swDepletionCount += 581 BmGetCounter(p_BmPool->h_Bm, e_BM_IM_COUNTERS_POOL_SW_DEPLETION, p_BmPool->bpid)); 582 case(e_BM_POOL_COUNTERS_HW_DEPLETION): 583 return (p_BmPool->hwDepletionCount += 584 BmGetCounter(p_BmPool->h_Bm, e_BM_IM_COUNTERS_POOL_HW_DEPLETION, p_BmPool->bpid)); 585 default: 586 break; 587 } 588 589 /* should never get here */ 590 ASSERT_COND(FALSE); 591 592 return 0; 593} 594