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 qm_ext.h 38 39 @Description QM & Portal API 40 *//***************************************************************************/ 41 #ifndef __QM_EXT_H 42 #define __QM_EXT_H 43 44 #include "error_ext.h" 45 #include "std_ext.h" 46 #include "dpaa_ext.h" 47 #include "part_ext.h" 48 49 50 /**************************************************************************//** 51 @Group QM_grp Queue Manager API 52 53 @Description QM API functions, definitions and enums. 54 55 @{ 56 *//***************************************************************************/ 57 58 /**************************************************************************//** 59 @Description This callback type is used when receiving frame. 60 61 User provides this function. Driver invokes it. 62 63 @Param[in] h_App A user argument to the callback 64 @Param[in] h_QmFqr A handle to an QM-FQR Module. 65 @Param[in] fqidOffset fqid offset from the FQR's fqid base. 66 @Param[in] p_Frame The Received Frame 67 68 @Retval e_RX_STORE_RESPONSE_CONTINUE - order the driver to continue Rx 69 operation for all ready data. 70 @Retval e_RX_STORE_RESPONSE_PAUSE - order the driver to stop Rx operation. 71 72 @Cautions p_Frame is local parameter; i.e. users must NOT access or use 73 this parameter in any means outside this callback context. 74 *//***************************************************************************/ 75 typedef e_RxStoreResponse (t_QmReceivedFrameCallback)(t_Handle h_App, 76 t_Handle h_QmFqr, 77 t_Handle h_QmPortal, 78 uint32_t fqidOffset, 79 t_DpaaFD *p_Frame); 80 81 /**************************************************************************//** 82 @Description This callback type is used when the FQR is completely was drained. 83 84 User provides this function. Driver invokes it. 85 86 @Param[in] h_App A user argument to the callback 87 @Param[in] h_QmFqr A handle to an QM-FQR Module. 88 89 @Retval E_OK on success; Error code otherwise. 90 *//***************************************************************************/ 91 typedef t_Error (t_QmFqrDrainedCompletionCB)(t_Handle h_App, 92 t_Handle h_QmFqr); 93 94 /**************************************************************************//** 95 @Description QM Rejection code enum 96 *//***************************************************************************/ 97 typedef enum e_QmRejectionCode 98 { 99 e_QM_RC_NONE, 100 101 e_QM_RC_CG_TAILDROP, /**< This frames was rejected due to congestion 102 group taildrop situation */ 103 e_QM_RC_CG_WRED, /**< This frames was rejected due to congestion 104 group WRED situation */ 105 e_QM_RC_FQ_TAILDROP /**< This frames was rejected due to FQID TD 106 situation */ 107 /* e_QM_RC_ERROR 108 e_QM_RC_ORPWINDOW_EARLY 109 e_QM_RC_ORPWINDOW_LATE 110 e_QM_RC_ORPWINDOW_RETIRED */ 111 } e_QmRejectionCode; 112 113 /**************************************************************************//** 114 @Description QM Rejected frame information 115 *//***************************************************************************/ 116 typedef struct t_QmRejectedFrameInfo 117 { 118 e_QmRejectionCode rejectionCode; /**< Rejection code */ 119 union 120 { 121 struct 122 { 123 uint8_t cgId; /**< congestion group id*/ 124 } cg; /**< rejection parameters when rejectionCode = 125 e_QM_RC_CG_TAILDROP or e_QM_RC_CG_WRED. */ 126 }; 127 } t_QmRejectedFrameInfo; 128 129 /**************************************************************************//** 130 @Description This callback type is used when receiving rejected frames. 131 132 User provides this function. Driver invokes it. 133 134 @Param[in] h_App A user argument to the callback 135 @Param[in] h_QmFqr A handle to an QM-FQR Module. 136 @Param[in] fqidOffset fqid offset from the FQR's fqid base. 137 @Param[in] p_Frame The Rejected Frame 138 @Param[in] p_QmRejectedFrameInfo Rejected Frame information 139 140 @Retval e_RX_STORE_RESPONSE_CONTINUE - order the driver to continue Rx 141 operation for all ready data. 142 @Retval e_RX_STORE_RESPONSE_PAUSE - order the driver to stop Rx operation. 143 144 @Cautions p_Frame is local parameter; i.e. users must NOT access or use 145 this parameter in any means outside this callback context. 146 *//***************************************************************************/ 147 typedef e_RxStoreResponse (t_QmRejectedFrameCallback)(t_Handle h_App, 148 t_Handle h_QmFqr, 149 t_Handle h_QmPortal, 150 uint32_t fqidOffset, 151 t_DpaaFD *p_Frame, 152 t_QmRejectedFrameInfo *p_QmRejectedFrameInfo); 153 154 155 156 /**************************************************************************//** 157 @Group QM_lib_grp QM common API 158 159 @Description QM common API functions, definitions and enums. 160 161 @{ 162 *//***************************************************************************/ 163 164 /**************************************************************************//** 165 @Description QM Exceptions 166 *//***************************************************************************/ 167 typedef enum e_QmExceptions { 168 e_QM_EX_CORENET_INITIATOR_DATA = 0, /**< Initiator Data Error */ 169 e_QM_EX_CORENET_TARGET_DATA, /**< CoreNet Target Data Error */ 170 e_QM_EX_CORENET_INVALID_TARGET_TRANSACTION, /**< Invalid Target Transaction */ 171 e_QM_EX_PFDR_THRESHOLD, /**< PFDR Low Watermark Interrupt */ 172 e_QM_EX_PFDR_ENQUEUE_BLOCKED, /**< PFDR Enqueues Blocked Interrupt */ 173 e_QM_EX_SINGLE_ECC, /**< Single Bit ECC Error Interrupt */ 174 e_QM_EX_MULTI_ECC, /**< Multi Bit ECC Error Interrupt */ 175 e_QM_EX_INVALID_COMMAND, /**< Invalid Command Verb Interrupt */ 176 e_QM_EX_DEQUEUE_DCP, /**< Invalid Dequeue Direct Connect Portal Interrupt */ 177 e_QM_EX_DEQUEUE_FQ, /**< Invalid Dequeue FQ Interrupt */ 178 e_QM_EX_DEQUEUE_SOURCE, /**< Invalid Dequeue Source Interrupt */ 179 e_QM_EX_DEQUEUE_QUEUE, /**< Invalid Dequeue Queue Interrupt */ 180 e_QM_EX_ENQUEUE_OVERFLOW, /**< Invalid Enqueue Overflow Interrupt */ 181 e_QM_EX_ENQUEUE_STATE, /**< Invalid Enqueue State Interrupt */ 182 e_QM_EX_ENQUEUE_CHANNEL, /**< Invalid Enqueue Channel Interrupt */ 183 e_QM_EX_ENQUEUE_QUEUE, /**< Invalid Enqueue Queue Interrupt */ 184 e_QM_EX_CG_STATE_CHANGE /**< CG change state notification */ 185 } e_QmExceptions; 186 187 /**************************************************************************//** 188 @Group QM_init_grp QM (common) Initialization Unit 189 190 @Description QM (common) Initialization Unit 191 192 @{ 193 *//***************************************************************************/ 194 195 /**************************************************************************//** 196 @Function t_QmExceptionsCallback 197 198 @Description Exceptions user callback routine, will be called upon an 199 exception passing the exception identification. 200 201 @Param[in] h_App - User's application descriptor. 202 @Param[in] exception - The exception. 203 *//***************************************************************************/ 204 typedef void (t_QmExceptionsCallback) ( t_Handle h_App, 205 e_QmExceptions exception); 206 207 /**************************************************************************//** 208 @Description Frame's Type to poll 209 *//***************************************************************************/ 210 typedef enum e_QmPortalPollSource { 211 e_QM_PORTAL_POLL_SOURCE_DATA_FRAMES = 0, /**< Poll only data frames */ 212 e_QM_PORTAL_POLL_SOURCE_CONTROL_FRAMES, /**< Poll only control frames */ 213 e_QM_PORTAL_POLL_SOURCE_BOTH /**< Poll both */ 214 } e_QmPortalPollSource; 215 216 /**************************************************************************//** 217 @Description structure representing QM contextA of FQ initialization parameters 218 Note that this is only "space-holder" for the Context-A. The "real" 219 Context-A is described in each specific driver (E.g. FM driver 220 has its own Context-A API). 221 *//***************************************************************************/ 222 typedef struct { 223 uint32_t res[2]; /**< reserved size for context-a */ 224 } t_QmContextA; 225 226 /**************************************************************************//** 227 @Description structure representing QM contextB of FQ initialization parameters 228 Note that this is only "space-holder" for the Context-B. The "real" 229 Context-B is described in each specific driver (E.g. FM driver 230 has its own Context-B API). 231 *//***************************************************************************/ 232 typedef uint32_t t_QmContextB; 233 234 /**************************************************************************//** 235 @Description structure representing QM initialization parameters 236 *//***************************************************************************/ 237 typedef struct { 238 uint8_t guestId; /**< QM Partition Id */ 239 240 uintptr_t baseAddress; /**< Qm base address (virtual) 241 NOTE: this parameter relevant only for BM in master mode ('guestId'=NCSW_MASTER_ID). */ 242 uintptr_t swPortalsBaseAddress; /**< QM Software Portals Base Address (virtual) */ 243 uint16_t liodn; /**< This value is attached to every transaction initiated by QMan when accessing its private data structures */ 244 uint32_t totalNumOfFqids; /**< Total number of frame-queue-ids in the system */ 245 uint32_t fqdMemPartitionId; /**< FQD's mem partition id; 246 NOTE: The memory partition must be non-cacheable and no-coherent area. */ 247 uint32_t pfdrMemPartitionId; /**< PFDR's mem partition id; 248 NOTE: The memory partition must be non-cacheable and no-coherent area. */ 249 t_QmExceptionsCallback *f_Exception; /**< An application callback routine to handle exceptions.*/ 250 t_Handle h_App; /**< A handle to an application layer object; This handle will 251 be passed by the driver upon calling the above callbacks */ 252 uintptr_t errIrq; /**< error interrupt line; NO_IRQ if interrupts not used */ 253 uint32_t partFqidBase; /**< The first frame-queue-id dedicated to this partition. 254 NOTE: this parameter relevant only when working with multiple partitions. */ 255 uint32_t partNumOfFqids; /**< Number of frame-queue-ids dedicated to this partition. 256 NOTE: this parameter relevant only when working with multiple partitions. */ 257 uint16_t partCgsBase; /**< The first cgr dedicated to this partition. 258 NOTE: this parameter relevant only when working with multiple partitions. */ 259 uint16_t partNumOfCgs; /**< Number of cgr's dedicated to this partition. 260 NOTE: this parameter relevant only when working with multiple partitions. */ 261 } t_QmParam; 262 263 264 /**************************************************************************//** 265 @Function QM_Config 266 267 @Description Creates descriptor for the QM module. 268 269 The routine returns a handle (descriptor) to the QM object. 270 This descriptor must be passed as first parameter to all other 271 QM function calls. 272 273 No actual initialization or configuration of QM hardware is 274 done by this routine. 275 276 @Param[in] p_QmParam - Pointer to data structure of parameters 277 278 @Retval Handle to the QM object, or NULL for Failure. 279 *//***************************************************************************/ 280 t_Handle QM_Config(t_QmParam *p_QmParam); 281 282 /**************************************************************************//** 283 @Function QM_Init 284 285 @Description Initializes the QM module 286 287 @Param[in] h_Qm - A handle to the QM module 288 289 @Return E_OK on success; Error code otherwise. 290 *//***************************************************************************/ 291 t_Error QM_Init(t_Handle h_Qm); 292 293 /**************************************************************************//** 294 @Function QM_Free 295 296 @Description Frees all resources that were assigned to the QM module. 297 298 Calling this routine invalidates the descriptor. 299 300 @Param[in] h_Qm - A handle to the QM module 301 302 @Return E_OK on success; Error code otherwise. 303 *//***************************************************************************/ 304 t_Error QM_Free(t_Handle h_Qm); 305 306 307 /**************************************************************************//** 308 @Group QM_advanced_init_grp QM (common) Advanced Configuration Unit 309 310 @Description Configuration functions used to change default values. 311 312 @{ 313 *//***************************************************************************/ 314 315 /**************************************************************************//** 316 @Description structure for defining DC portal ERN destination 317 *//***************************************************************************/ 318 typedef struct t_QmDcPortalParams { 319 bool sendToSw; 320 e_DpaaSwPortal swPortalId; 321 } t_QmDcPortalParams; 322 323 324 /**************************************************************************//** 325 @Function QM_ConfigRTFramesDepth 326 327 @Description Change the run-time frames depth (i.e. the maximum total number 328 of frames that may be inside QM at a certain time) from its default 329 configuration [30000]. 330 331 @Param[in] h_Qm - A handle to the QM module 332 @Param[in] rtFramesDepth - run-time max num of frames. 333 334 @Return E_OK on success; Error code otherwise. 335 336 @Cautions Allowed only following QM_Config() and before QM_Init(). 337 *//***************************************************************************/ 338 t_Error QM_ConfigRTFramesDepth(t_Handle h_Qm, uint32_t rtFramesDepth); 339 340 /**************************************************************************//** 341 @Function QM_ConfigPfdrThreshold 342 343 @Description Change the pfdr threshold from its default 344 configuration [0]. 345 An interrupt if enables is asserted when the number of PFDRs is below this threshold. 346 347 @Param[in] h_Qm - A handle to the QM module 348 @Param[in] threshold - threshold value. 349 350 @Return E_OK on success; Error code otherwise. 351 352 @Cautions Allowed only following QM_Config() and before QM_Init(). 353 *//***************************************************************************/ 354 t_Error QM_ConfigPfdrThreshold(t_Handle h_Qm, uint32_t threshold); 355 356 /**************************************************************************//** 357 @Function QM_ConfigSfdrReservationThreshold 358 359 @Description Change the sfdr threshold from its default 360 configuration [0]. 361 362 @Param[in] h_Qm - A handle to the QM module 363 @Param[in] threshold - threshold value. 364 365 @Return E_OK on success; Error code otherwise. 366 367 @Cautions Allowed only following QM_Config() and before QM_Init(). 368 *//***************************************************************************/ 369 t_Error QM_ConfigSfdrReservationThreshold(t_Handle h_Qm, uint32_t threshold); 370 371 /**************************************************************************//** 372 @Function QM_ConfigErrorRejectionNotificationDest 373 374 @Description Change the destination of rejected frames for DC portals. 375 By default, depending on chip, some DC portals are set to reject 376 frames to HW and some to SW. 377 378 @Param[in] h_Qm - A handle to the QM module 379 @Param[in] id - DC Portal id. 380 @Param[in] p_Params - Destination parameters. 381 382 @Return E_OK on success; Error code otherwise. 383 384 @Cautions Allowed only following QM_Config() and before QM_Init(). 385 *//***************************************************************************/ 386 t_Error QM_ConfigErrorRejectionNotificationDest(t_Handle h_Qm, e_DpaaDcPortal id, t_QmDcPortalParams *p_Params); 387 388 /** @} */ /* end of QM_advanced_init_grp group */ 389 /** @} */ /* end of QM_init_grp group */ 390 391 392 /**************************************************************************//** 393 @Group QM_runtime_control_grp QM (common) Runtime Control Unit 394 395 @Description QM (common) Runtime control unit API functions, definitions and enums. 396 397 @{ 398 *//***************************************************************************/ 399 400 /**************************************************************************//** 401 @Description enum for defining QM counters 402 *//***************************************************************************/ 403 typedef enum e_QmCounters { 404 e_QM_COUNTERS_SFDR_IN_USE = 0, /**< Total Single Frame Descriptor Record (SFDR) currently in use */ 405 e_QM_COUNTERS_PFDR_IN_USE, /**< Total Packed Frame Descriptor Record (PFDR) currently in use */ 406 e_QM_COUNTERS_PFDR_FREE_POOL /**< Total Packed Frame Descriptor Record (PFDR) Free Pool Count in external memory */ 407 } e_QmCounters; 408 409 /**************************************************************************//** 410 @Description structure for returning revision information 411 *//***************************************************************************/ 412 typedef struct t_QmRevisionInfo { 413 uint8_t majorRev; /**< Major revision */ 414 uint8_t minorRev; /**< Minor revision */ 415 } t_QmRevisionInfo; 416 417 /**************************************************************************//** 418 @Description structure representing QM FQ-Range reservation parameters 419 *//***************************************************************************/ 420 typedef struct t_QmRsrvFqrParams { 421 bool useForce; /**< TRUE - force reservation of specific fqids; 422 FALSE - reserve several fqids */ 423 uint32_t numOfFqids; /**< number of fqids to be reserved. */ 424 union{ 425 struct { 426 uint32_t align; /**< alignment. will be used if useForce=FALSE */ 427 } nonFrcQs; 428 struct { 429 uint32_t fqid; /**< the fqid base of the forced fqids. will be used if useForce=TRUE */ 430 } frcQ; 431 } qs; 432 } t_QmRsrvFqrParams; 433 434 /**************************************************************************//** 435 @Description structure representing QM Error information 436 *//***************************************************************************/ 437 typedef struct t_QmErrorInfo { 438 bool portalValid; 439 bool hwPortal; 440 e_DpaaSwPortal swPortalId; /**< Sw Portal id */ 441 e_DpaaDcPortal dcpId; /**< Dcp (hw Portal) id */ 442 bool fqidValid; 443 uint32_t fqid; 444 } t_QmErrorInfo; 445 446 447 /**************************************************************************//** 448 @Function QM_ReserveQueues 449 450 @Description Request to Reserved queues for future use. 451 452 @Param[in] h_Qm - A handle to the QM Module. 453 @Param[in] p_QmFqrParams - A structure of parameters for defining the 454 desired queues parameters. 455 @Param[out] p_BaseFqid - base-fqid on success; '0' code otherwise. 456 457 @Return E_OK on success; 458 459 @Cautions Allowed only after QM_Init(). 460 *//***************************************************************************/ 461 t_Error QM_ReserveQueues(t_Handle h_Qm, t_QmRsrvFqrParams *p_QmFqrParams, uint32_t *p_BaseFqid); 462 463 #if (defined(DEBUG_ERRORS) && (DEBUG_ERRORS > 0)) 464 /**************************************************************************//** 465 @Function QM_DumpRegs 466 467 @Description Dumps all QM registers 468 469 @Param[in] h_Qm - A handle to the QM Module. 470 471 @Return E_OK on success; 472 473 @Cautions Allowed only after QM_Init(). 474 *//***************************************************************************/ 475 t_Error QM_DumpRegs(t_Handle h_Qm); 476 #endif /* (defined(DEBUG_ERRORS) && ... */ 477 478 /**************************************************************************//** 479 @Function QM_SetException 480 481 @Description Calling this routine enables/disables the specified exception. 482 483 @Param[in] h_Qm - A handle to the QM Module. 484 @Param[in] exception - The exception to be selected. 485 @Param[in] enable - TRUE to enable interrupt, FALSE to mask it. 486 487 @Return E_OK on success; Error code otherwise. 488 489 @Cautions Allowed only following QM_Init(). 490 This routine should NOT be called from guest-partition 491 (i.e. guestId != NCSW_MASTER_ID) 492 *//***************************************************************************/ 493 t_Error QM_SetException(t_Handle h_Qm, e_QmExceptions exception, bool enable); 494 495 /**************************************************************************//** 496 @Function QM_ErrorIsr 497 498 @Description QM interrupt-service-routine for errors. 499 500 @Param[in] h_Qm - A handle to the QM module 501 502 @Cautions Allowed only following QM_Init(). 503 This routine should NOT be called from guest-partition 504 (i.e. guestId != NCSW_MASTER_ID) 505 *//***************************************************************************/ 506 void QM_ErrorIsr(t_Handle h_Qm); 507 508 /**************************************************************************//** 509 @Function QM_GetErrorInformation 510 511 @Description Reads the last error information. 512 513 @Param[in] h_Qm - A handle to the QM Module. 514 @Param[out] p_errInfo - the information will be loaded to this struct. 515 516 @Return E_OK on success; Error code otherwise. 517 518 @Cautions Allowed only following QM_Init(). 519 This routine should NOT be called from guest-partition 520 (i.e. guestId != NCSW_MASTER_ID) 521 *//***************************************************************************/ 522 t_Error QM_GetErrorInformation(t_Handle h_Qm, t_QmErrorInfo *p_errInfo); 523 524 /**************************************************************************//** 525 @Function QM_GetCounter 526 527 @Description Reads one of the QM counters. 528 529 @Param[in] h_Qm - A handle to the QM Module. 530 @Param[in] counter - The requested counter. 531 532 @Return Counter's current value. 533 534 @Cautions Allowed only following QM_Init(). 535 *//***************************************************************************/ 536 uint32_t QM_GetCounter(t_Handle h_Qm, e_QmCounters counter); 537 538 /**************************************************************************//** 539 @Function QM_GetRevision 540 541 @Description Returns the QM revision 542 543 @Param[in] h_Qm A handle to a QM Module. 544 @Param[out] p_QmRevisionInfo A structure of revision information parameters. 545 546 @Return None. 547 548 @Cautions Allowed only following QM_Init(). 549 *//***************************************************************************/ 550 t_Error QM_GetRevision(t_Handle h_Qm, t_QmRevisionInfo *p_QmRevisionInfo); 551 552 /** @} */ /* end of QM_runtime_control_grp group */ 553 554 555 /**************************************************************************//** 556 @Group QM_runtime_data_grp QM (common) Runtime Data Unit 557 558 @Description QM (common) Runtime data unit API functions, definitions and enums. 559 560 @{ 561 *//***************************************************************************/ 562 563 /**************************************************************************//** 564 @Function QM_Poll 565 566 @Description Poll frames from QM. 567 568 @Param[in] h_Qm - A handle to the QM module 569 @Param[in] source - The selected frames type to poll 570 571 @Return E_OK on success; Error code otherwise. 572 573 @Cautions Allowed only following QM_Init(). 574 *//***************************************************************************/ 575 t_Error QM_Poll(t_Handle h_Qm, e_QmPortalPollSource source); 576 577 /** @} */ /* end of QM_runtime_data_grp group */ 578 /** @} */ /* end of QM_lib_grp group */ 579 580 581 /**************************************************************************//** 582 @Group QM_portal_grp QM-Portal API 583 584 @Description QM common API functions, definitions and enums. 585 586 @{ 587 *//***************************************************************************/ 588 589 /**************************************************************************//** 590 @Group QM_portal_init_grp QM-Portal Initialization Unit 591 592 @Description QM-Portal Initialization Unit 593 594 @{ 595 *//***************************************************************************/ 596 597 /**************************************************************************//** 598 @Description structure representing QM-Portal Stash parameters 599 *//***************************************************************************/ 600 typedef struct { 601 uint8_t stashDestQueue; /**< This value is used to direct all stashing transactions initiated on behalf of this software portal 602 to the specific Stashing Request Queues (SRQ) */ 603 uint8_t eqcr; /**< If 0, disabled. If 1, for every EQCR entry consumed by QMan a new stash transaction is performed. 604 If 2-7, after 2-7 EQCR entries being consumed by QMAN a new stash transaction is performed. */ 605 bool eqcrHighPri; /**< EQCR entry stash transactions for this software portal will be signaled with higher priority. */ 606 bool dqrr; /**< DQRR entry stash enable/disable */ 607 uint16_t dqrrLiodn; /**< This value is attached to every transaction initiated by QMan when performing DQRR entry or EQCR_CI stashing 608 on behalf of this software portal */ 609 bool dqrrHighPri; /**< DQRR entry stash transactions for this software portal will be signaled with higher priority. */ 610 bool fdFq; /**< Dequeued Frame Data, Annotation, and FQ Context Stashing enable/disable */ 611 uint16_t fdFqLiodn; /**< This value is attached to every transaction initiated by QMan when performing dequeued frame data and 612 annotation stashing, or FQ context stashing on behalf of this software portal */ 613 bool fdFqHighPri; /**< Dequeued frame data, annotation, and FQ context stash transactions for this software portal will be signaled 614 with higher priority. */ 615 bool fdFqDrop; /**< If True, Dequeued frame data, annotation, and FQ context stash transactions for this software portal will be dropped 616 by QMan if the target SRQ is almost full, to prevent QMan sequencer stalling. Stash transactions that are 617 dropped will result in a fetch from main memory when a core reads the addressed coherency granule. 618 If FALSE, Dequeued frame data, annotation, and FQ context stash transactions for this software portal will never be 619 dropped by QMan. If the target SRQ is full a sequencer will stall until each stash transaction can be completed. */ 620 } t_QmPortalStashParam; 621 622 /**************************************************************************//** 623 @Description structure representing QM-Portal initialization parameters 624 *//***************************************************************************/ 625 typedef struct { 626 uintptr_t ceBaseAddress; /**< Cache-enabled base address (virtual) */ 627 uintptr_t ciBaseAddress; /**< Cache-inhibited base address (virtual) */ 628 t_Handle h_Qm; /**< Qm Handle */ 629 e_DpaaSwPortal swPortalId; /**< Portal id */ 630 uintptr_t irq; /**< portal interrupt line; used only if useIrq set to TRUE */ 631 uint16_t fdLiodnOffset; /**< liodn to be used for all frames enqueued via this software portal */ 632 t_QmReceivedFrameCallback *f_DfltFrame; /**< this callback will be called unless specific callback assigned to the FQ*/ 633 t_QmRejectedFrameCallback *f_RejectedFrame; /**< this callback will be called for rejected frames. */ 634 t_Handle h_App; /**< a handle to the upper layer; It will be passed by the driver upon calling the CB */ 635 } t_QmPortalParam; 636 637 638 /**************************************************************************//** 639 @Function QM_PORTAL_Config 640 641 @Description Creates descriptor for a QM-Portal module. 642 643 The routine returns a handle (descriptor) to a QM-Portal object. 644 This descriptor must be passed as first parameter to all other 645 QM-Portal function calls. 646 647 No actual initialization or configuration of QM-Portal hardware is 648 done by this routine. 649 650 @Param[in] p_QmPortalParam - Pointer to data structure of parameters 651 652 @Retval Handle to a QM-Portal object, or NULL for Failure. 653 *//***************************************************************************/ 654 t_Handle QM_PORTAL_Config(t_QmPortalParam *p_QmPortalParam); 655 656 /**************************************************************************//** 657 @Function QM_PORTAL_Init 658 659 @Description Initializes a QM-Portal module 660 661 @Param[in] h_QmPortal - A handle to a QM-Portal module 662 663 @Return E_OK on success; Error code otherwise. 664 *//***************************************************************************/ 665 t_Error QM_PORTAL_Init(t_Handle h_QmPortal); 666 667 /**************************************************************************//** 668 @Function QM_PORTAL_Free 669 670 @Description Frees all resources that were assigned to a QM-Portal module. 671 672 Calling this routine invalidates the descriptor. 673 674 @Param[in] h_QmPortal - A handle to a QM-Portal module 675 676 @Return E_OK on success; Error code otherwise. 677 *//***************************************************************************/ 678 t_Error QM_PORTAL_Free(t_Handle h_QmPortal); 679 680 /**************************************************************************//** 681 @Group QM_portal_advanced_init_grp QM-Portal Advanced Configuration Unit 682 683 @Description Configuration functions used to change default values. 684 685 @{ 686 *//***************************************************************************/ 687 688 /**************************************************************************//** 689 @Function QM_PORTAL_ConfigDcaMode 690 691 @Description Change the Discrate Consumption Acknowledge mode 692 from its default configuration [FALSE]. 693 694 @Param[in] h_QmPortal - A handle to a QM-Portal module 695 @Param[in] enable - Enable/Disable DCA mode 696 697 @Return E_OK on success; Error code otherwise. 698 699 @Cautions Allowed only following QM_PORTAL_Config() and before QM_PORTAL_Init(). 700 *//***************************************************************************/ 701 t_Error QM_PORTAL_ConfigDcaMode(t_Handle h_QmPortal, bool enable); 702 703 /**************************************************************************//** 704 @Function QM_PORTAL_ConfigStash 705 706 @Description Config the portal to active stash mode. 707 708 @Param[in] h_QmPortal - A handle to a QM-Portal module 709 @Param[in] p_StashParams - Pointer to data structure of parameters 710 711 @Return E_OK on success; Error code otherwise. 712 713 @Cautions Allowed only following QM_PORTAL_Config() and before QM_PORTAL_Init(). 714 *//***************************************************************************/ 715 t_Error QM_PORTAL_ConfigStash(t_Handle h_QmPortal, t_QmPortalStashParam *p_StashParams); 716 717 718 /**************************************************************************//** 719 @Function QM_PORTAL_ConfigPullMode 720 721 @Description Change the Pull Mode from its default configuration [FALSE]. 722 723 @Param[in] h_QmPortal - A handle to a QM-Portal module 724 @Param[in] pullMode - When TRUE, the Portal will work in pull mode. 725 726 @Return E_OK on success; Error code otherwise. 727 728 @Cautions Allowed only following QM_PORTAL_Config() and before QM_PORTAL_Init(). 729 *//***************************************************************************/ 730 t_Error QM_PORTAL_ConfigPullMode(t_Handle h_QmPortal, bool pullMode); 731 732 /** @} */ /* end of QM_portal_advanced_init_grp group */ 733 /** @} */ /* end of QM_portal_init_grp group */ 734 735 736 /**************************************************************************//** 737 @Group QM_portal_runtime_control_grp QM-Portal Runtime Control Unit 738 739 @Description QM-Portal Runtime control unit API functions, definitions and enums. 740 741 @{ 742 *//***************************************************************************/ 743 744 /**************************************************************************//** 745 @Function QM_PORTAL_AddPoolChannel 746 747 @Description Adding the pool channel to the SW-Portal's scheduler. 748 the sw-portal will get frames that came from the pool channel. 749 750 @Param[in] h_QmPortal - A handle to a QM-Portal module 751 @Param[in] poolChannelId - Pool channel id. must between '0' to QM_MAX_NUM_OF_POOL_CHANNELS 752 753 @Return E_OK on success; Error code otherwise. 754 755 @Cautions Allowed only following QM_PORTAL_Init(). 756 *//***************************************************************************/ 757 t_Error QM_PORTAL_AddPoolChannel(t_Handle h_QmPortal, uint8_t poolChannelId); 758 759 /** @} */ /* end of QM_portal_runtime_control_grp group */ 760 761 762 /**************************************************************************//** 763 @Group QM_portal_runtime_data_grp QM-Portal Runtime Data Unit 764 765 @Description QM-Portal Runtime data unit API functions, definitions and enums. 766 767 @{ 768 *//***************************************************************************/ 769 770 /**************************************************************************//** 771 @Description structure representing QM Portal Frame Info 772 *//***************************************************************************/ 773 typedef struct t_QmPortalFrameInfo { 774 t_Handle h_App; 775 t_Handle h_QmFqr; 776 uint32_t fqidOffset; 777 t_DpaaFD frame; 778 } t_QmPortalFrameInfo; 779 780 /**************************************************************************//** 781 @Function QM_PORTAL_Poll 782 783 @Description Poll frames from the specified sw-portal. 784 785 @Param[in] h_QmPortal - A handle to a QM-Portal module 786 @Param[in] source - The selected frames type to poll 787 788 @Return E_OK on success; Error code otherwise. 789 790 @Cautions Allowed only following QM_PORTAL_Init(). 791 *//***************************************************************************/ 792 t_Error QM_PORTAL_Poll(t_Handle h_QmPortal, e_QmPortalPollSource source); 793 794 /**************************************************************************//** 795 @Function QM_PORTAL_PollFrame 796 797 @Description Poll frames from the specified sw-portal. will poll only data frames 798 799 @Param[in] h_QmPortal - A handle to a QM-Portal module 800 @Param[out] p_frameInfo - A structure to hold the dequeued frame information 801 802 @Return E_OK on success; Error code otherwise. 803 804 @Cautions Allowed only following QM_PORTAL_Init(). 805 *//***************************************************************************/ 806 t_Error QM_PORTAL_PollFrame(t_Handle h_QmPortal, t_QmPortalFrameInfo *p_frameInfo); 807 808 809 /** @} */ /* end of QM_portal_runtime_data_grp group */ 810 /** @} */ /* end of QM_portal_grp group */ 811 812 813 /**************************************************************************//** 814 @Group QM_fqr_grp QM Frame-Queue-Range API 815 816 @Description QM-FQR API functions, definitions and enums. 817 818 @{ 819 *//***************************************************************************/ 820 821 /**************************************************************************//** 822 @Group QM_fqr_init_grp QM-FQR Initialization Unit 823 824 @Description QM-FQR Initialization Unit 825 826 @{ 827 *//***************************************************************************/ 828 829 830 /**************************************************************************//** 831 @Description structure representing QM FQ-Range congestion group parameters 832 *//***************************************************************************/ 833 typedef struct { 834 t_Handle h_QmCg; /**< A handle to the congestion group. */ 835 int8_t overheadAccountingLength; /**< For each frame add this number for CG calculation 836 (may be negative), if 0 - disable feature */ 837 uint32_t fqTailDropThreshold; /**< if not "0" - enable tail drop on this FQR */ 838 } t_QmFqrCongestionAvoidanceParams; 839 840 /**************************************************************************//** 841 @Description structure representing QM FQ-Range initialization parameters 842 *//***************************************************************************/ 843 typedef struct { 844 t_Handle h_Qm; /**< A handle to a QM module */ 845 t_Handle h_QmPortal; /**< A handle to a QM Portal Module; 846 will be used only for Init and Free routines; 847 NOTE : if NULL, assuming affinity */ 848 bool initParked; /**< This FQ-Range will be initialize in park state (un-schedule) */ 849 bool holdActive; /**< This FQ-Range can be parked (un-schedule); 850 This affects only on queues destined to software portals*/ 851 bool preferInCache; /**< Prefer this FQ-Range to be in QMAN's internal cache for all states */ 852 bool useContextAForStash;/**< This FQ-Range will use context A for stash */ 853 union { 854 struct { 855 uint8_t frameAnnotationSize;/**< Size of Frame Annotation to be stashed */ 856 uint8_t frameDataSize; /**< Size of Frame Data to be stashed. */ 857 uint8_t fqContextSize; /**< Size of FQ context to be stashed. */ 858 uint64_t fqContextAddr; /**< 40 bit memory address containing the FQ context information to be stashed; 859 Must be cacheline-aligned */ 860 } stashingParams; 861 t_QmContextA *p_ContextA; /**< context-A field to be written in the FQ structure */ 862 }; 863 t_QmContextB *p_ContextB; /**< context-B field to be written in the FQ structure; 864 Note that this field may be used for Tx queues only! */ 865 e_QmFQChannel channel; /**< Qm Channel */ 866 uint8_t wq; /**< Work queue within the channel */ 867 bool shadowMode; /**< If TRUE, useForce MUST set to TRUE and numOfFqids MUST set to '1' */ 868 uint32_t numOfFqids; /**< number of fqids to be allocated*/ 869 bool useForce; /**< TRUE - force allocation of specific fqids; 870 FALSE - allocate several fqids */ 871 union{ 872 struct { 873 uint32_t align; /**< alignment. will be used if useForce=FALSE */ 874 } nonFrcQs; 875 struct { 876 uint32_t fqid; /**< the fqid base of the forced fqids. will be used if useForce=TRUE */ 877 } frcQ; 878 } qs; 879 bool congestionAvoidanceEnable; 880 /**< TRUE to enable congestion avoidance mechanism */ 881 t_QmFqrCongestionAvoidanceParams congestionAvoidanceParams; 882 /**< Parameters for congestion avoidance */ 883 } t_QmFqrParams; 884 885 886 /**************************************************************************//** 887 @Function QM_FQR_Create 888 889 @Description Initializing and enabling a Frame-Queue-Range. 890 This routine should be called for adding an FQR. 891 892 @Param[in] p_QmFqrParams - A structure of parameters for defining the 893 desired queues parameters. 894 895 @Return A handle to the initialized FQR on success; NULL code otherwise. 896 897 @Cautions Allowed only following QM_Init(). 898 *//***************************************************************************/ 899 t_Handle QM_FQR_Create(t_QmFqrParams *p_QmFqrParams); 900 901 /**************************************************************************//** 902 @Function QM_FQR_Free 903 904 @Description Deleting and free all resources of an initialized FQR. 905 906 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 907 908 @Return E_OK on success; Error code otherwise. 909 910 @Cautions Allowed only following QM_Init() and QM_FQR_Create() for this FQR. 911 *//***************************************************************************/ 912 t_Error QM_FQR_Free(t_Handle h_QmFqr); 913 914 /**************************************************************************//** 915 @Function QM_FQR_FreeWDrain 916 917 @Description Deleting and free all resources of an initialized FQR 918 with the option of draining. 919 920 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 921 @Param[in] f_CompletionCB - Pointer to a completion callback to be used in non-blocking mode. 922 @Param[in] deliverFrame - TRUE for deliver the drained frames to the user; 923 FALSE for not deliver the frames. 924 @Param[in] f_CallBack - Pointer to a callback to handle the delivered frames. 925 @Param[in] h_App - User's application descriptor. 926 927 @Return E_OK on success; Error code otherwise. 928 929 @Cautions Allowed only following QM_Init() and QM_FQR_Create() for this FQR. 930 *//***************************************************************************/ 931 t_Error QM_FQR_FreeWDrain(t_Handle h_QmFqr, 932 t_QmFqrDrainedCompletionCB *f_CompletionCB, 933 bool deliverFrame, 934 t_QmReceivedFrameCallback *f_CallBack, 935 t_Handle h_App); 936 937 /** @} */ /* end of QM_fqr_init_grp group */ 938 939 940 /**************************************************************************//** 941 @Group QM_fqr_runtime_control_grp QM-FQR Runtime Control Unit 942 943 @Description QM-FQR Runtime control unit API functions, definitions and enums. 944 945 @{ 946 *//***************************************************************************/ 947 948 /**************************************************************************//** 949 @Description enum for defining QM-FQR counters 950 *//***************************************************************************/ 951 typedef enum e_QmFqrCounters { 952 e_QM_FQR_COUNTERS_FRAME = 0, /**< Total number of frames on this frame queue */ 953 e_QM_FQR_COUNTERS_BYTE /**< Total number of bytes in all frames on this frame queue */ 954 } e_QmFqrCounters; 955 956 /**************************************************************************//** 957 @Function QM_FQR_RegisterCB 958 959 @Description Register a callback routine to be called when a frame comes from this FQ-Range 960 961 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 962 @Param[in] f_CallBack - An application callback 963 @Param[in] h_App - User's application descriptor 964 965 @Return E_OK on success; Error code otherwise. 966 967 @Cautions Allowed only following QM_FQR_Create(). 968 *//***************************************************************************/ 969 t_Error QM_FQR_RegisterCB(t_Handle h_QmFqr, t_QmReceivedFrameCallback *f_CallBack, t_Handle h_App); 970 971 /**************************************************************************//** 972 @Function QM_FQR_Resume 973 974 @Description Request to Re-Schedule this Fqid. 975 976 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 977 @Param[in] h_QmPortal - A handle to a QM Portal Module; 978 NOTE : if NULL, assuming affinity. 979 @Param[in] fqidOffset - Fqid offset within the FQ-Range. 980 981 @Return E_OK on success; Error code otherwise. 982 983 @Cautions Allowed only following QM_FQR_Create(). 984 *//***************************************************************************/ 985 t_Error QM_FQR_Resume(t_Handle h_QmFqr, t_Handle h_QmPortal, uint32_t fqidOffset); 986 987 /**************************************************************************//** 988 @Function QM_FQR_Suspend 989 990 @Description Request to Un-Schedule this Fqid. 991 992 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 993 @Param[in] h_QmPortal - A handle to a QM Portal Module; 994 NOTE : if NULL, assuming affinity. 995 @Param[in] fqidOffset - Fqid offset within the FQ-Range. 996 997 @Return E_OK on success; Error code otherwise. 998 999 @Cautions Allowed only following QM_FQR_Create(). 1000 *//***************************************************************************/ 1001 t_Error QM_FQR_Suspend(t_Handle h_QmFqr, t_Handle h_QmPortal, uint32_t fqidOffset); 1002 1003 /**************************************************************************//** 1004 @Function QM_FQR_GetFqid 1005 1006 @Description Returned the Fqid base of the FQ-Range 1007 1008 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 1009 1010 @Return Fqid base. 1011 1012 @Cautions Allowed only following QM_FQR_Create(). 1013 *//***************************************************************************/ 1014 uint32_t QM_FQR_GetFqid(t_Handle h_QmFqr); 1015 1016 /**************************************************************************//** 1017 @Function QM_FQR_GetCounter 1018 1019 @Description Reads one of the QM-FQR counters. 1020 1021 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 1022 @Param[in] h_QmPortal - A handle to a QM Portal Module; 1023 NOTE : if NULL, assuming affinity. 1024 @Param[in] fqidOffset - Fqid offset within the FQ-Range. 1025 @Param[in] counter - The requested counter. 1026 1027 @Return Counter's current value. 1028 1029 @Cautions Allowed only following QM_FQR_Create(). 1030 *//***************************************************************************/ 1031 uint32_t QM_FQR_GetCounter(t_Handle h_QmFqr, t_Handle h_QmPortal, uint32_t fqidOffset, e_QmFqrCounters counter); 1032 1033 /** @} */ /* end of QM_fqr_runtime_control_grp group */ 1034 1035 1036 /**************************************************************************//** 1037 @Group QM_fqr_runtime_data_grp QM-FQR Runtime Data Unit 1038 1039 @Description QM-FQR Runtime data unit API functions, definitions and enums. 1040 1041 @{ 1042 *//***************************************************************************/ 1043 1044 /**************************************************************************//** 1045 @Function QM_FQR_Enqueue 1046 1047 @Description Enqueue the frame into the FQ to be transmitted. 1048 1049 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 1050 @Param[in] h_QmPortal - A handle to a QM Portal Module; 1051 NOTE : if NULL, assuming affinity. 1052 @Param[in] fqidOffset - Fqid offset within the FQ-Range. 1053 @Param[in] p_Frame - Pointer to the frame to be enqueued. 1054 1055 @Return E_OK on success; Error code otherwise. 1056 1057 @Cautions Allowed only following QM_FQR_Create(). 1058 *//***************************************************************************/ 1059 t_Error QM_FQR_Enqueue(t_Handle h_QmFqr, t_Handle h_QmPortal, uint32_t fqidOffset, t_DpaaFD *p_Frame); 1060 1061 /**************************************************************************//** 1062 @Function QM_FQR_PullFrame 1063 1064 @Description Perform a Pull command. 1065 1066 @Param[in] h_QmFqr - A handle to a QM-FQR Module. 1067 @Param[in] h_QmPortal - A handle to a QM Portal Module; 1068 NOTE : if NULL, assuming affinity. 1069 @Param[in] fqidOffset - Fqid offset within the FQ-Range. 1070 @Param[out] p_Frame - The Received Frame 1071 1072 @Return E_OK on success; Error code otherwise. 1073 1074 @Cautions Allowed only following QM_PORTAL_Init(). 1075 *//***************************************************************************/ 1076 t_Error QM_FQR_PullFrame(t_Handle h_QmFqr, t_Handle h_QmPortal, uint32_t fqidOffset, t_DpaaFD *p_Frame); 1077 1078 1079 /** @} */ /* end of QM_fqr_runtime_data_grp group */ 1080 /** @} */ /* end of QM_fqr_grp group */ 1081 1082 1083 /**************************************************************************//** 1084 @Group QM_cg_grp QM Congestion Group API 1085 1086 @Description QM-CG API functions, definitions and enums. 1087 1088 @{ 1089 *//***************************************************************************/ 1090 1091 /**************************************************************************//** 1092 @Group QM_cg_init_grp QM-Congestion Group Initialization Unit 1093 1094 @Description QM-CG Initialization Unit 1095 1096 @{ 1097 *//***************************************************************************/ 1098 1099 /**************************************************************************//** 1100 @Description structure representing QM CG WRED curve 1101 *//***************************************************************************/ 1102 typedef struct t_QmCgWredCurve { 1103 uint32_t maxTh; /**< minimum threshold - below this level 1104 all packets are rejected (approximated 1105 to be expressed as x*2^y due to HW 1106 implementation)*/ 1107 uint32_t minTh; /**< minimum threshold - below this level 1108 all packets are accepted (approximated 1109 due to HW implementation)*/ 1110 uint8_t probabilityDenominator; /**< 1-64, the fraction of packets dropped 1111 when the average queue depth is at the 1112 maximum threshold.(approximated due to HW 1113 implementation). */ 1114 } t_QmCgWredCurve; 1115 1116 /**************************************************************************//** 1117 @Description structure representing QM CG WRED parameters 1118 *//***************************************************************************/ 1119 typedef struct t_QmCgWredParams { 1120 bool enableGreen; 1121 t_QmCgWredCurve greenCurve; 1122 bool enableYellow; 1123 t_QmCgWredCurve yellowCurve; 1124 bool enableRed; 1125 t_QmCgWredCurve redCurve; 1126 } t_QmCgWredParams; 1127 1128 /**************************************************************************//** 1129 @Description structure representing QM CG configuration parameters 1130 *//***************************************************************************/ 1131 typedef struct t_QmCgParams { 1132 t_Handle h_Qm; /**< A handle to a QM module */ 1133 t_Handle h_QmPortal; /**< A handle to a QM Portal Module; 1134 will be used for Init, Free and as 1135 an interrupt destination for cg state 1136 change (if CgStateChangeEnable = TRUE) */ 1137 bool frameCount; /**< TRUE for frame count, FALSE - byte count */ 1138 bool wredEnable; /**< if TRUE - WRED enabled. Each color is enabled independently 1139 so that some colors may use WRED, but others may use 1140 Tail drop - if enabled, or none. */ 1141 t_QmCgWredParams wredParams; /**< WRED parameters, relevant if wredEnable = TRUE*/ 1142 bool tailDropEnable; /**< if TRUE - Tail drop enabled */ 1143 uint32_t threshold; /**< If Tail drop - used as Tail drop threshold, otherwise 1144 'threshold' may still be used to receive notifications 1145 when threshold is passed. If threshold and f_Exception 1146 are set, interrupts are set defaultly by driver. */ 1147 bool notifyDcPortal; /**< Relevant if this CG receives enqueues from a direct portal 1148 e_DPAA_DCPORTAL0 or e_DPAA_DCPORTAL1. TRUE to notify 1149 the DC portal, FALSE to notify this SW portal. */ 1150 e_DpaaDcPortal dcPortalId; /**< relevant if notifyDcPortal=TRUE - DC Portal id */ 1151 t_QmExceptionsCallback *f_Exception; /**< relevant and mandatory if threshold is configured and 1152 notifyDcPortal = FALSE. If threshold and f_Exception 1153 are set, interrupts are set defaultly by driver */ 1154 t_Handle h_App; /**< A handle to the application layer, will be passed as 1155 argument to f_Exception */ 1156 } t_QmCgParams; 1157 1158 1159 /**************************************************************************//** 1160 @Function QM_CG_Create 1161 1162 @Description Create and configure a congestion Group. 1163 1164 @Param[in] p_CgParams - CG parameters 1165 1166 @Return A handle to the CG module 1167 1168 @Cautions Allowed only following QM_Init(). 1169 *//***************************************************************************/ 1170 t_Handle QM_CG_Create(t_QmCgParams *p_CgParams); 1171 1172 /**************************************************************************//** 1173 @Function QM_CG_Free 1174 1175 @Description Deleting and free all resources of an initialized CG. 1176 1177 @Param[in] h_QmCg - A handle to a QM-CG Module. 1178 1179 @Return E_OK on success; Error code otherwise. 1180 1181 @Cautions Allowed only following QM_Init() and QM_CR_Create() for this CG. 1182 *//***************************************************************************/ 1183 t_Error QM_CG_Free(t_Handle h_QmCg); 1184 1185 /** @} */ /* end of QM_cg_init_grp group */ 1186 1187 1188 /**************************************************************************//** 1189 @Group QM_cg_runtime_control_grp QM-CG Runtime Control Unit 1190 1191 @Description QM-CG Runtime control unit API functions, definitions and enums. 1192 1193 @{ 1194 *//***************************************************************************/ 1195 1196 /**************************************************************************//** 1197 @Description structure representing QM CG WRED colors 1198 *//***************************************************************************/ 1199 typedef enum e_QmCgColor { 1200 e_QM_CG_COLOR_GREEN, 1201 e_QM_CG_COLOR_YELLOW, 1202 e_QM_CG_COLOR_RED 1203 } e_QmCgColor; 1204 1205 /**************************************************************************//** 1206 @Description structure representing QM CG modification parameters 1207 *//***************************************************************************/ 1208 typedef struct t_QmCgModifyWredParams { 1209 e_QmCgColor color; 1210 bool enable; 1211 t_QmCgWredCurve wredParams; 1212 } t_QmCgModifyWredParams; 1213 1214 1215 /**************************************************************************//** 1216 @Function QM_CG_SetException 1217 1218 @Description Set CG exception. 1219 1220 @Param[in] h_QmCg - A handle to a QM-CG Module. 1221 @Param[in] exception - exception enum 1222 @Param[in] enable - TRUE to enable, FALSE to disable. 1223 1224 @Return E_OK on success; Error code otherwise. 1225 1226 @Cautions Allowed only following QM_Init() and QM_CG_Create() for this CG. 1227 *//***************************************************************************/ 1228 t_Error QM_CG_SetException(t_Handle h_QmCg, e_QmExceptions exception, bool enable); 1229 1230 /**************************************************************************//** 1231 @Function QM_CG_ModifyWredCurve 1232 1233 @Description Change WRED curve parameters for a selected color. 1234 Note that this routine may be called only for valid CG's that 1235 already have been configured for WRED, and only need a change 1236 in the WRED parameters. 1237 1238 @Param[in] h_QmCg - A handle to a QM-CG Module. 1239 @Param[in] p_QmCgModifyParams - A structure of new WRED parameters. 1240 1241 @Return E_OK on success; Error code otherwise. 1242 1243 @Cautions Allowed only following QM_Init() and QM_CG_Create() for this CG. 1244 *//***************************************************************************/ 1245 t_Error QM_CG_ModifyWredCurve(t_Handle h_QmCg, t_QmCgModifyWredParams *p_QmCgModifyParams); 1246 1247 /**************************************************************************//** 1248 @Function QM_CG_ModifyTailDropThreshold 1249 1250 @Description Change WRED curve parameters for a selected color. 1251 Note that this routine may be called only for valid CG's that 1252 already have been configured for tail drop, and only need a change 1253 in the threshold value. 1254 1255 @Param[in] h_QmCg - A handle to a QM-CG Module. 1256 @Param[in] threshold - New threshold. 1257 1258 @Return E_OK on success; Error code otherwise. 1259 1260 @Cautions Allowed only following QM_Init() and QM_CG_Create() for this CG. 1261 *//***************************************************************************/ 1262 t_Error QM_CG_ModifyTailDropThreshold(t_Handle h_QmCg, uint32_t threshold); 1263 1264 1265 /** @} */ /* end of QM_cg_runtime_control_grp group */ 1266 /** @} */ /* end of QM_cg_grp group */ 1267 /** @} */ /* end of QM_grp group */ 1268 1269 1270 #endif /* __QM_EXT_H */ 1271