2 ** $Id: //Department/DaVinci/BRANCHES/MT6620_WIFI_DRIVER_V2_3/nic/nic_tx.c#1 $
6 \brief Functions that provide TX operation in NIC Layer.
8 This file provides TX functions which are responsible for both Hardware and
9 Software Resource Management and keep their Synchronization.
17 * 06 13 2012 yuche.tsai
19 * Update maintrunk driver.
20 * Add support for driver compose assoc request frame.
22 * 11 18 2011 eddie.chen
23 * [WCXRP00001096] [MT6620 Wi-Fi][Driver/FW] Enhance the log function (xlog)
24 * Add log counter for tx
26 * 11 09 2011 eddie.chen
27 * [WCXRP00001096] [MT6620 Wi-Fi][Driver/FW] Enhance the log function (xlog)
28 * Add xlog for beacon timeout and sta aging timeout.
30 * 11 08 2011 eddie.chen
31 * [WCXRP00001096] [MT6620 Wi-Fi][Driver/FW] Enhance the log function (xlog)
35 * [WCXRP00000732] [MT6620 Wi-Fi][AIS] No need to switch back to IDLE state when DEAUTH frame is dropped due to bss disconnection
36 * when TX DONE status is TX_RESULT_DROPPED_IN_DRIVER, no need to switch back to IDLE state.
38 * 04 12 2011 eddie.chen
39 * [WCXRP00000617] [MT6620 Wi-Fi][DRV/FW] Fix for sigma
40 * Fix the sta index in processing security frame
41 * Simple flow control for TC4 to avoid mgt frames for PS STA to occupy the TC4
45 * [WCXRP00000631] [MT6620 Wi-Fi][Driver] Add an API for QM to retrieve current TC counter value and processing frame dropping cases for TC4 path
46 * remove unused variables.
49 * [WCXRP00000631] [MT6620 Wi-Fi][Driver] Add an API for QM to retrieve current TC counter value and processing frame dropping cases for TC4 path
50 * 1. add nicTxGetResource() API for QM to make decisions.
51 * 2. if management frames is decided by QM for dropping, the call back is invoked to indicate such a case.
54 * [WCXRP00000562] [MT6620 Wi-Fi][Driver] I/O buffer pre-allocation to avoid physically continuous memory shortage after system running for a long period
55 * use pre-allocated buffer for storing enhanced interrupt response as well
58 * [WCXRP00000559] [MT6620 Wi-Fi][Driver] Combine TX/RX DMA buffers into a single one to reduce physically continuous memory consumption
59 * 1. deprecate CFG_HANDLE_IST_IN_SDIO_CALLBACK
60 * 2. Use common coalescing buffer for both TX/RX directions
64 * [WCXRP00000449] [MT6620 Wi-Fi][Driver] Refine CMD queue handling by adding an extra API for checking availble count and modify behavior
65 * 1. add new API: nicTxGetFreeCmdCount()
66 * 2. when there is insufficient command descriptor, nicTxEnqueueMsdu() will drop command packets directly
69 * [WCXRP00000382] [MT6620 Wi-Fi][Driver] Track forwarding packet number with notifying tx thread for serving
70 * 1. add an extra counter for tracking pending forward frames.
71 * 2. notify TX service thread as well when there is pending forward frame
72 * 3. correct build errors leaded by introduction of Wi-Fi direct separation module
75 * [WCXRP00000356] [MT6620 Wi-Fi][Driver] fill mac header length for security frames 'cause hardware header translation needs such information
76 * fill mac header length information for 802.1x frames.
79 * [WCXRP00000335] [MT6620 Wi-Fi][Driver] change to use milliseconds sleep instead of delay to avoid blocking to system scheduling
80 * change to use msleep() and shorten waiting interval to reduce blocking to other task while Wi-Fi driver is being loaded
82 * 11 01 2010 yarco.yang
83 * [WCXRP00000149] [MT6620 WI-Fi][Driver]Fine tune performance on MT6516 platform
84 * Add GPIO debug function
87 * [WCXRP00000117] [MT6620 Wi-Fi][Driver] Add logic for suspending driver when MT6620 is not responding anymore
88 * 1. when wlanAdapterStop() failed to send POWER CTRL command to firmware, do not poll for ready bit dis-assertion
89 * 2. shorten polling count for shorter response time
90 * 3. if bad I/O operation is detected during TX resource polling, then further operation is aborted as well
93 * [WCXRP00000052] [MT6620 Wi-Fi][Driver] Eliminate Linux Compile Warning
94 * code reorganization to improve isolation between GLUE and CORE layers.
97 * [WCXRP00000072] [MT6620 Wi-Fi][Driver] Fix TKIP Counter Measure EAPoL callback register issue
98 * [MT6620 Wi-Fi][Driver] Fix TKIP Counter Measure EAPoL callback register issue.
102 * since the u2TxByteCount_UserPriority will or another setting, keep the overall buffer for avoid error
106 * [WCXRP000000058][MT6620 Wi-Fi][Driver] Fail to handshake with WAPI AP due the 802.1x frame send to fw with extra bytes padding.
110 * HIFSYS Clock Source Workaround
114 * API added: nicTxPendingPackets(), for simplifying porting layer
118 * eliminate klockwork errors
122 * adding the eapol callback setting.
124 * 08 18 2010 yarco.yang
126 * 1. Fixed HW checksum offload function not work under Linux issue.
127 * 2. Add debug message.
129 * 08 05 2010 yuche.tsai
135 * surpress compilation warning.
137 * 08 02 2010 jeffrey.chang
139 * 1) modify tx service thread to avoid busy looping
140 * 2) add spin lock declartion for linux build
144 * simplify post-handling after TX_DONE interrupt is handled.
146 * 07 19 2010 jeffrey.chang
148 * Linux port modification
152 * 1) MMPDUs are now sent to MT6620 by CMD queue for keeping strict order of 1X/MMPDU/CMD packets
153 * 2) integrate with qmGetFrameAction() for deciding which MMPDU/1X could pass checking for sending
154 * 2) enhance CMD_INFO_T descriptor number from 10 to 32 to avoid descriptor underflow under concurrent network operation
158 * [WPD00003833] [MT6620 and MT5931] Driver migration - move to new repository.
160 * 06 29 2010 yarco.yang
161 * [WPD00003837][MT6620]Data Path Refine
162 * replace g_rQM with Adpater->rQM
165 * [WPD00003833][MT6620 and MT5931] Driver migration
166 * add API in que_mgt to retrieve sta-rec index for security frames.
169 * [WPD00003833][MT6620 and MT5931] Driver migration
170 * 802.1x and bluetooth-over-Wi-Fi security frames are now delievered to firmware via command path instead of data path.
172 * 06 23 2010 yarco.yang
173 * [WPD00003837][MT6620]Data Path Refine
174 * Merge g_arStaRec[] into adapter->arStaRec[]
177 * [WPD00003833][MT6620 and MT5931] Driver migration
178 * 1) add command warpper for STA-REC/BSS-INFO sync.
179 * 2) enhance command packet sending procedure for non-oid part
180 * 3) add command packet definitions for STA-REC/BSS-INFO sync.
183 * [WPD00003833][MT6620 and MT5931] Driver migration
184 * add checking for TX descriptor poll.
187 * [WPD00003833][MT6620 and MT5931] Driver migration
188 * TX descriptors are now allocated once for reducing allocation overhead
190 * 06 18 2010 cm.chang
191 * [WPD00003841][LITE Driver] Migrate RLM/CNM to host driver
192 * Provide cnmMgtPktAlloc() and alloc/free function of msg/buf
195 * [WPD00003833][MT6620 and MT5931] Driver migration
196 * change zero-padding for TX port access to HAL.
199 * [WPD00003833][MT6620 and MT5931] Driver migration
203 * [WPD00003833][MT6620 and MT5931] Driver migration
207 * [WPD00003833][MT6620 and MT5931] Driver migration
208 * fill extra information for revised HIF_TX_HEADER.
211 * [WPD00003833][MT6620 and MT5931] Driver migration
212 * 1) migrate assoc.c.
213 * 2) add ucTxSeqNum for tracking frames which needs TX-DONE awareness
214 * 3) add configuration options for CNM_MEM and RSN modules
215 * 4) add data path for management frames
216 * 5) eliminate rPacketInfo of MSDU_INFO_T
219 * [WPD00003833][MT6620 and MT5931] Driver migration
220 * change to enqueue TX frame infinitely.
223 * [WPD00003833][MT6620 and MT5931] Driver migration
224 * add TX_PACKET_MGMT to indicate the frame is coming from management modules
226 * 06 06 2010 kevin.huang
227 * [WPD00003832][MT6620 5931] Create driver base
228 * [MT6620 5931] Create driver base
231 * [WPD00003831][MT6620 Wi-Fi] Add framework for Wi-Fi Direct support
232 * fill network type field while doing frame identification.
235 * [WPD00001943]Create WiFi test driver framework on WinXP
236 * surpress compiler warning
238 * 04 06 2010 jeffrey.chang
239 * [WPD00003826]Initial import for Linux port
240 * Tag the packet for QoS on Tx path
243 * [WPD00001943]Create WiFi test driver framework on WinXP
244 * remove driver-land statistics.
246 * 03 29 2010 jeffrey.chang
247 * [WPD00003826]Initial import for Linux port
248 * improve none-glue code portability
250 * 03 24 2010 jeffrey.chang
251 * [WPD00003826]Initial import for Linux port
252 * initial import for Linux port
255 * [WPD00001943]Create WiFi test driver framework on WinXP
256 * generate information for OID_GEN_RCV_OK & OID_GEN_XMIT_OK
260 * [WPD00001943]Create WiFi test driver framework on WinXP
261 * code clean: removing unused variables and structure definitions
264 * [WPD00001943]Create WiFi test driver framework on WinXP
265 * 1) add another spin-lock to protect MsduInfoList due to it might be accessed by different thread.
266 * * * * 2) change own-back acquiring procedure to wait for up to 16.67 seconds
269 * [WPD00001943]Create WiFi test driver framework on WinXP
270 * add mutex to avoid multiple access to qmTxQueue simultaneously.
273 * [WPD00001943]Create WiFi test driver framework on WinXP
274 * avoid refering to NDIS-specific data structure directly from non-glue layer.
277 * [WPD00001943]Create WiFi test driver framework on WinXP
278 * add Ethernet destination address information in packet info for TX
281 * [WPD00001943]Create WiFi test driver framework on WinXP
282 * 1) remove unused function in nic_rx.c [which has been handled in que_mgt.c]
283 * * * * * * 2) firmware image length is now retrieved via NdisFileOpen
284 * * * * * * 3) firmware image is not structured by (P_IMG_SEC_HDR_T) anymore
285 * * * * * * 4) nicRxWaitResponse() revised
286 * * * * * * 5) another set of TQ counter default value is added for fw-download state
287 * * * * * * 6) Wi-Fi load address is now retrieved from registry too
290 * [WPD00001943]Create WiFi test driver framework on WinXP
291 * 1. Permanent and current MAC address are now retrieved by CMD/EVENT packets instead of hard-coded address
292 * * * * * * * * * 2. follow MSDN defined behavior when associates to another AP
293 * * * * * * * * * 3. for firmware download, packet size could be up to 2048 bytes
296 * [WPD00001943]Create WiFi test driver framework on WinXP
297 * prepare for implementing fw download logic
300 * [WPD00001943]Create WiFi test driver framework on WinXP
301 * 1. eliminate improper variable in rHifInfo
302 * * * * * * * * * 2. block TX/ordinary OID when RF test mode is engaged
303 * * * * * * * * * 3. wait until firmware finish operation when entering into and leaving from RF test mode
304 * * * * * * * * * 4. correct some HAL implementation
306 * 01 13 2010 tehuang.liu
307 * [WPD00001943]Create WiFi test driver framework on WinXP
308 * Enabled the Burst_End Indication mechanism
311 * [WPD00001943]Create WiFi test driver framework on WinXP
312 * TX: fill ucWlanHeaderLength/ucPktFormtId_Flags according to info provided by prMsduInfo
315 * [WPD00001943]Create WiFi test driver framework on WinXP
316 * 1) According to CMD/EVENT documentation v0.8,
317 * * * * * * * * * * OID_CUSTOM_TEST_RX_STATUS & OID_CUSTOM_TEST_TX_STATUS is no longer used,
318 * * * * * * * * * * and result is retrieved by get ATInfo instead
319 * * * * * * * * * * 2) add 4 counter for recording aggregation statistics
320 ** \main\maintrunk.MT6620WiFiDriver_Prj\44 2009-12-10 16:52:15 GMT mtk02752
322 ** \main\maintrunk.MT6620WiFiDriver_Prj\43 2009-12-07 22:44:24 GMT mtk02752
323 ** correct assertion criterion
324 ** \main\maintrunk.MT6620WiFiDriver_Prj\42 2009-12-07 21:15:52 GMT mtk02752
325 ** correct trivial mistake
326 ** \main\maintrunk.MT6620WiFiDriver_Prj\41 2009-12-04 15:47:21 GMT mtk02752
327 ** + always append a dword of zero on TX path to avoid TX aggregation to triggered on uninitialized data
328 ** + add more assertion for packet size check
329 ** \main\maintrunk.MT6620WiFiDriver_Prj\40 2009-12-04 14:51:55 GMT mtk02752
330 ** nicTxMsduInfo(): save ptr for next entry before attaching to qDataPort
331 ** \main\maintrunk.MT6620WiFiDriver_Prj\39 2009-12-04 11:54:54 GMT mtk02752
332 ** add 2 assertion for size check
333 ** \main\maintrunk.MT6620WiFiDriver_Prj\38 2009-12-03 16:20:35 GMT mtk01461
335 ** \main\maintrunk.MT6620WiFiDriver_Prj\37 2009-11-30 10:57:10 GMT mtk02752
336 ** 1st DW of WIFI_CMD_T is shared with HIF_TX_HEADER_T
337 ** \main\maintrunk.MT6620WiFiDriver_Prj\36 2009-11-30 09:20:43 GMT mtk02752
338 ** use TC4 instead of TC5 for command packet
339 ** \main\maintrunk.MT6620WiFiDriver_Prj\35 2009-11-27 11:08:11 GMT mtk02752
340 ** add flush for reset
341 ** \main\maintrunk.MT6620WiFiDriver_Prj\34 2009-11-26 20:31:22 GMT mtk02752
342 ** fill prMsduInfo->ucUserPriority
343 ** \main\maintrunk.MT6620WiFiDriver_Prj\33 2009-11-25 21:04:33 GMT mtk02752
345 ** \main\maintrunk.MT6620WiFiDriver_Prj\32 2009-11-24 20:52:12 GMT mtk02752
346 ** integration with SD1's data path API
347 ** \main\maintrunk.MT6620WiFiDriver_Prj\31 2009-11-24 19:54:25 GMT mtk02752
348 ** nicTxRetransmitOfOsSendQue & nicTxData but changed to use nicTxMsduInfoList
349 ** \main\maintrunk.MT6620WiFiDriver_Prj\30 2009-11-23 17:53:18 GMT mtk02752
350 ** add nicTxCmd() for SD1_SD3_DATAPATH_INTEGRATION, which will append only HIF_TX_HEADER. seqNum, WIFI_CMD_T will be created inside oid handler
351 ** \main\maintrunk.MT6620WiFiDriver_Prj\29 2009-11-20 15:10:24 GMT mtk02752
352 ** use TxAccquireResource instead of accessing TCQ directly.
353 ** \main\maintrunk.MT6620WiFiDriver_Prj\28 2009-11-17 22:40:57 GMT mtk01084
354 ** \main\maintrunk.MT6620WiFiDriver_Prj\27 2009-11-17 17:35:40 GMT mtk02752
355 ** add nicTxMsduInfoList () implementation
356 ** \main\maintrunk.MT6620WiFiDriver_Prj\26 2009-11-17 11:07:10 GMT mtk02752
357 ** add nicTxAdjustTcq() implementation
358 ** \main\maintrunk.MT6620WiFiDriver_Prj\25 2009-11-16 22:28:38 GMT mtk02752
359 ** move aucFreeBufferCount/aucMaxNumOfBuffer into another structure
360 ** \main\maintrunk.MT6620WiFiDriver_Prj\24 2009-11-16 21:45:32 GMT mtk02752
361 ** add SD1_SD3_DATAPATH_INTEGRATION data path handling
362 ** \main\maintrunk.MT6620WiFiDriver_Prj\23 2009-11-13 13:29:56 GMT mtk01084
363 ** modify TX hdr format, fix tx retransmission issue
364 ** \main\maintrunk.MT6620WiFiDriver_Prj\22 2009-11-11 10:36:21 GMT mtk01084
365 ** \main\maintrunk.MT6620WiFiDriver_Prj\21 2009-11-04 14:11:11 GMT mtk01084
366 ** modify TX SW data structure
367 ** \main\maintrunk.MT6620WiFiDriver_Prj\20 2009-10-29 19:56:17 GMT mtk01084
369 ** \main\maintrunk.MT6620WiFiDriver_Prj\19 2009-10-13 21:59:23 GMT mtk01084
370 ** update for new HW design
371 ** \main\maintrunk.MT6620WiFiDriver_Prj\18 2009-10-02 14:00:18 GMT mtk01725
372 ** \main\maintrunk.MT6620WiFiDriver_Prj\17 2009-05-20 12:26:06 GMT mtk01461
373 ** Assign SeqNum to CMD Packet
374 ** \main\maintrunk.MT6620WiFiDriver_Prj\16 2009-05-19 10:54:04 GMT mtk01461
376 ** \main\maintrunk.MT6620WiFiDriver_Prj\15 2009-05-12 09:41:55 GMT mtk01461
377 ** Fix Query Command need resp issue
378 ** \main\maintrunk.MT6620WiFiDriver_Prj\14 2009-04-29 15:44:38 GMT mtk01461
379 ** Move OS dependent code to kalQueryTxOOBData()
380 ** \main\maintrunk.MT6620WiFiDriver_Prj\13 2009-04-28 10:40:03 GMT mtk01461
381 ** Add nicTxReleaseResource() for SDIO_STATUS_ENHANCE, and also fix the TX aggregation issue for 1x packet to TX1 port
382 ** \main\maintrunk.MT6620WiFiDriver_Prj\12 2009-04-21 09:50:47 GMT mtk01461
383 ** Update nicTxCmd() for moving wait RESP function call to wlanSendCommand()
384 ** \main\maintrunk.MT6620WiFiDriver_Prj\11 2009-04-17 19:56:32 GMT mtk01461
385 ** Move the CMD_INFO_T related function to cmd_buf.c
386 ** \main\maintrunk.MT6620WiFiDriver_Prj\10 2009-04-17 18:14:40 GMT mtk01426
387 ** Update OOB query for TX packet
388 ** \main\maintrunk.MT6620WiFiDriver_Prj\9 2009-04-14 15:51:32 GMT mtk01426
390 ** \main\maintrunk.MT6620WiFiDriver_Prj\8 2009-04-02 17:26:40 GMT mtk01461
391 ** Add virtual OOB for HIF LOOPBACK SW PRETEST
392 ** \main\maintrunk.MT6620WiFiDriver_Prj\7 2009-04-01 10:54:43 GMT mtk01461
393 ** Add function for SDIO_TX_ENHANCE
394 ** \main\maintrunk.MT6620WiFiDriver_Prj\6 2009-03-23 21:53:47 GMT mtk01461
395 ** Add code for retransmit of rOsSendQueue, mpSendPacket(), and add code for TX Checksum offload, Loopback Test.
396 ** \main\maintrunk.MT6620WiFiDriver_Prj\5 2009-03-23 00:33:51 GMT mtk01461
397 ** Add code for TX Data & Cmd Packet
398 ** \main\maintrunk.MT6620WiFiDriver_Prj\4 2009-03-18 20:25:40 GMT mtk01461
400 ** \main\maintrunk.MT6620WiFiDriver_Prj\3 2009-03-16 09:10:30 GMT mtk01461
401 ** Update TX PATH API
402 ** \main\maintrunk.MT6620WiFiDriver_Prj\2 2009-03-10 20:26:04 GMT mtk01426
407 /*******************************************************************************
408 * C O M P I L E R F L A G S
409 ********************************************************************************
412 /*******************************************************************************
413 * E X T E R N A L R E F E R E N C E S
414 ********************************************************************************
418 /*******************************************************************************
420 ********************************************************************************
423 /*******************************************************************************
425 ********************************************************************************
428 /*******************************************************************************
429 * P U B L I C D A T A
430 ********************************************************************************
433 /*******************************************************************************
434 * P R I V A T E D A T A
435 ********************************************************************************
438 /*******************************************************************************
440 ********************************************************************************
443 /*******************************************************************************
444 * F U N C T I O N D E C L A R A T I O N S
445 ********************************************************************************
448 /*******************************************************************************
450 ********************************************************************************
452 /*----------------------------------------------------------------------------*/
454 * @brief This function will initial all variables in regard to SW TX Queues and
455 * all free lists of MSDU_INFO_T and SW_TFCB_T.
457 * @param prAdapter Pointer to the Adapter structure.
461 /*----------------------------------------------------------------------------*/
464 IN P_ADAPTER_T prAdapter
467 P_TX_CTRL_T prTxCtrl;
468 PUINT_8 pucMemHandle;
469 P_MSDU_INFO_T prMsduInfo;
471 KAL_SPIN_LOCK_DECLARATION();
473 DEBUGFUNC("nicTxInitialize");
476 prTxCtrl = &prAdapter->rTxCtrl;
478 //4 <1> Initialization of Traffic Class Queue Parameters
479 nicTxResetResource(prAdapter);
482 prTxCtrl->pucTxCoalescingBufPtr = prAdapter->pucCoalescingBufCached;
483 #endif /* CFG_SDIO_TX_AGG */
485 // allocate MSDU_INFO_T and link it into rFreeMsduInfoList
486 QUEUE_INITIALIZE(&prTxCtrl->rFreeMsduInfoList);
488 pucMemHandle = prTxCtrl->pucTxCached;
489 for (i = 0 ; i < CFG_TX_MAX_PKT_NUM ; i++) {
490 prMsduInfo = (P_MSDU_INFO_T)pucMemHandle;
491 kalMemZero(prMsduInfo, sizeof(MSDU_INFO_T));
493 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_MSDU_INFO_LIST);
494 QUEUE_INSERT_TAIL(&prTxCtrl->rFreeMsduInfoList, (P_QUE_ENTRY_T)prMsduInfo);
495 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_MSDU_INFO_LIST);
497 pucMemHandle += ALIGN_4(sizeof(MSDU_INFO_T));
500 ASSERT(prTxCtrl->rFreeMsduInfoList.u4NumElem == CFG_TX_MAX_PKT_NUM);
501 /* Check if the memory allocation consist with this initialization function */
502 ASSERT((UINT_32)(pucMemHandle - prTxCtrl->pucTxCached) == prTxCtrl->u4TxCachedSize);
504 QUEUE_INITIALIZE(&prTxCtrl->rTxMgmtTxingQueue);
505 prTxCtrl->i4TxMgmtPendingNum = 0;
507 #if CFG_HIF_STATISTICS
508 prTxCtrl->u4TotalTxAccessNum = 0;
509 prTxCtrl->u4TotalTxPacketNum = 0;
512 prTxCtrl->i4PendingFwdFrameCount = 0;
516 TX_RESET_ALL_CNTS(prTxCtrl);
519 } /* end of nicTxInitialize() */
522 /*----------------------------------------------------------------------------*/
524 * \brief Driver maintain a variable that is synchronous with the usage of individual
525 * TC Buffer Count. This function will check if has enough TC Buffer for incoming
526 * packet and then update the value after promise to provide the resources.
528 * \param[in] prAdapter Pointer to the Adapter structure.
529 * \param[in] ucTC Specify the resource of TC
531 * \retval WLAN_STATUS_SUCCESS Resource is available and been assigned.
532 * \retval WLAN_STATUS_RESOURCES Resource is not available.
534 /*----------------------------------------------------------------------------*/
536 nicTxAcquireResource (
537 IN P_ADAPTER_T prAdapter,
541 P_TX_CTRL_T prTxCtrl;
542 WLAN_STATUS u4Status = WLAN_STATUS_RESOURCES;
543 KAL_SPIN_LOCK_DECLARATION();
546 prTxCtrl = &prAdapter->rTxCtrl;
549 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
551 // DbgPrint("nicTxAcquireResource prTxCtrl->rTc.aucFreeBufferCount[%d]=%d\n", ucTC, prTxCtrl->rTc.aucFreeBufferCount[ucTC]);
553 if (prTxCtrl->rTc.aucFreeBufferCount[ucTC]) {
555 prTxCtrl->rTc.aucFreeBufferCount[ucTC]--;
557 DBGLOG(TX, EVENT, ("Acquire: TC = %d aucFreeBufferCount = %d\n",
558 ucTC, prTxCtrl->rTc.aucFreeBufferCount[ucTC]));
560 u4Status = WLAN_STATUS_SUCCESS;
562 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
566 }/* end of nicTxAcquireResourceAndTFCBs() */
569 /*----------------------------------------------------------------------------*/
571 * @brief Driver maintain a variable that is synchronous with the usage of individual
572 * TC Buffer Count. This function will do polling if FW has return the resource.
573 * Used when driver start up before enable interrupt.
575 * @param prAdapter Pointer to the Adapter structure.
576 * @param ucTC Specify the resource of TC
578 * @retval WLAN_STATUS_SUCCESS Resource is available.
579 * @retval WLAN_STATUS_FAILURE Resource is not available.
581 /*----------------------------------------------------------------------------*/
583 nicTxPollingResource (
584 IN P_ADAPTER_T prAdapter,
588 P_TX_CTRL_T prTxCtrl;
589 WLAN_STATUS u4Status = WLAN_STATUS_FAILURE;
590 INT_32 i = NIC_TX_RESOURCE_POLLING_TIMEOUT;
594 prTxCtrl = &prAdapter->rTxCtrl;
596 if (ucTC >= TC_NUM) {
597 return WLAN_STATUS_FAILURE;
600 if (prTxCtrl->rTc.aucFreeBufferCount[ucTC] > 0) {
601 return WLAN_STATUS_SUCCESS;
605 HAL_READ_TX_RELEASED_COUNT(prAdapter, au4WTSR);
607 if(kalIsCardRemoved(prAdapter->prGlueInfo) == TRUE
608 || fgIsBusAccessFailed == TRUE) {
609 u4Status = WLAN_STATUS_FAILURE;
612 else if (nicTxReleaseResource(prAdapter, (PUINT_8)au4WTSR)) {
613 if (prTxCtrl->rTc.aucFreeBufferCount[ucTC] > 0) {
614 u4Status = WLAN_STATUS_SUCCESS;
618 kalMsleep(NIC_TX_RESOURCE_POLLING_DELAY_MSEC);
622 kalMsleep(NIC_TX_RESOURCE_POLLING_DELAY_MSEC);
628 INT_32 i4Times = NIC_TX_RESOURCE_POLLING_TIMEOUT - (i+1);
631 DBGLOG(TX, TRACE, ("Polling MCR_WTSR delay %d times, %d msec\n",
632 i4Times, (i4Times * NIC_TX_RESOURCE_POLLING_DELAY_MSEC)));
639 } /* end of nicTxPollingResource() */
642 /*----------------------------------------------------------------------------*/
644 * \brief Driver maintain a variable that is synchronous with the usage of individual
645 * TC Buffer Count. This function will release TC Buffer count according to
646 * the given TX_STATUS COUNTER after TX Done.
648 * \param[in] prAdapter Pointer to the Adapter structure.
649 * \param[in] u4TxStatusCnt Value of TX STATUS
653 /*----------------------------------------------------------------------------*/
655 nicTxReleaseResource (
656 IN P_ADAPTER_T prAdapter,
657 IN UINT_8* aucTxRlsCnt
660 PUINT_32 pu4Tmp = (PUINT_32)aucTxRlsCnt;
661 P_TX_CTRL_T prTxCtrl;
662 BOOLEAN bStatus = FALSE;
665 KAL_SPIN_LOCK_DECLARATION();
669 prTxCtrl = &prAdapter->rTxCtrl;
670 // DBGLOG(TX, TRACE, ("\n"));
671 if (pu4Tmp[0] | pu4Tmp[1]) {
673 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
674 for (i = 0; i < TC_NUM; i++) {
675 prTxCtrl->rTc.aucFreeBufferCount[i] += aucTxRlsCnt[i];
677 if ((i==1) || (i==5)){
678 DBGLOG(TX, EVENT, ("Release: i = %d aucFreeBufferCount = %d\n",
679 i, prTxCtrl->rTc.aucFreeBufferCount[i]));
682 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
684 for (i = 0; i < TC_NUM; i++) {
685 DBGLOG(INIT, TRACE, ("aucFreeBufferCount[%d]: %d, aucMaxNumOfBuffer[%d]: %d\n",
686 i, prTxCtrl->rTc.aucFreeBufferCount[i], i, prTxCtrl->rTc.aucMaxNumOfBuffer[i]));
688 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[0]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[0]);
689 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[1]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[1]);
690 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[2]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[2]);
691 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[3]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[3]);
692 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[4]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[4]);
693 DbgPrint("prTxCtrl->rTc.aucFreeBufferCount[5]=%d\n", prTxCtrl->rTc.aucFreeBufferCount[5]);
695 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC0_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC0_INDEX]);
696 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC1_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC1_INDEX]);
697 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC2_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC2_INDEX]);
698 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC3_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC3_INDEX]);
699 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC4_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC4_INDEX]);
700 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[TC5_INDEX] <= prTxCtrl->rTc.aucMaxNumOfBuffer[TC5_INDEX]);
705 } /* end of nicTxReleaseResource() */
708 /*----------------------------------------------------------------------------*/
710 * \brief Reset TC Buffer Count to initialized value
712 * \param[in] prAdapter Pointer to the Adapter structure.
714 * @return WLAN_STATUS_SUCCESS
716 /*----------------------------------------------------------------------------*/
719 IN P_ADAPTER_T prAdapter
722 P_TX_CTRL_T prTxCtrl;
724 KAL_SPIN_LOCK_DECLARATION();
726 DEBUGFUNC("nicTxResetResource");
729 prTxCtrl = &prAdapter->rTxCtrl;
731 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
733 prTxCtrl->rTc.aucMaxNumOfBuffer[TC0_INDEX] = NIC_TX_BUFF_COUNT_TC0;
734 prTxCtrl->rTc.aucFreeBufferCount[TC0_INDEX] = NIC_TX_BUFF_COUNT_TC0;
736 prTxCtrl->rTc.aucMaxNumOfBuffer[TC1_INDEX] = NIC_TX_BUFF_COUNT_TC1;
737 prTxCtrl->rTc.aucFreeBufferCount[TC1_INDEX] = NIC_TX_BUFF_COUNT_TC1;
739 prTxCtrl->rTc.aucMaxNumOfBuffer[TC2_INDEX] = NIC_TX_BUFF_COUNT_TC2;
740 prTxCtrl->rTc.aucFreeBufferCount[TC2_INDEX] = NIC_TX_BUFF_COUNT_TC2;
742 prTxCtrl->rTc.aucMaxNumOfBuffer[TC3_INDEX] = NIC_TX_BUFF_COUNT_TC3;
743 prTxCtrl->rTc.aucFreeBufferCount[TC3_INDEX] = NIC_TX_BUFF_COUNT_TC3;
745 prTxCtrl->rTc.aucMaxNumOfBuffer[TC4_INDEX] = NIC_TX_BUFF_COUNT_TC4;
746 prTxCtrl->rTc.aucFreeBufferCount[TC4_INDEX] = NIC_TX_BUFF_COUNT_TC4;
748 prTxCtrl->rTc.aucMaxNumOfBuffer[TC5_INDEX] = NIC_TX_BUFF_COUNT_TC5;
749 prTxCtrl->rTc.aucFreeBufferCount[TC5_INDEX] = NIC_TX_BUFF_COUNT_TC5;
751 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
753 return WLAN_STATUS_SUCCESS;
757 /*----------------------------------------------------------------------------*/
759 * @brief Driver maintain a variable that is synchronous with the usage of individual
760 * TC Buffer Count. This function will return the value for other component
761 * which needs this information for making decisions
763 * @param prAdapter Pointer to the Adapter structure.
764 * @param ucTC Specify the resource of TC
766 * @retval UINT_8 The number of corresponding TC number
768 /*----------------------------------------------------------------------------*/
771 IN P_ADAPTER_T prAdapter,
775 P_TX_CTRL_T prTxCtrl;
778 prTxCtrl = &prAdapter->rTxCtrl;
782 if (ucTC >= TC_NUM) {
786 return prTxCtrl->rTc.aucFreeBufferCount[ucTC];
791 /*----------------------------------------------------------------------------*/
793 * @brief In this function, we'll aggregate frame(PACKET_INFO_T)
794 * corresponding to HIF TX port
796 * @param prAdapter Pointer to the Adapter structure.
797 * @param prMsduInfoListHead a link list of P_MSDU_INFO_T
799 * @retval WLAN_STATUS_SUCCESS Bus access ok.
800 * @retval WLAN_STATUS_FAILURE Bus access fail.
802 /*----------------------------------------------------------------------------*/
805 IN P_ADAPTER_T prAdapter,
806 IN P_MSDU_INFO_T prMsduInfoListHead
809 P_MSDU_INFO_T prMsduInfo, prNextMsduInfo;
810 QUE_T qDataPort0, qDataPort1;
814 ASSERT(prMsduInfoListHead);
816 prMsduInfo = prMsduInfoListHead;
818 QUEUE_INITIALIZE(&qDataPort0);
819 QUEUE_INITIALIZE(&qDataPort1);
821 // Separate MSDU_INFO_T lists into 2 categories: for Port#0 & Port#1
823 prNextMsduInfo = (P_MSDU_INFO_T)QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo);
825 LOG_FUNC("nicTxMsduInfoList Acquire TC %d net %u mac len %u len %u Type %u 1x %u 11 %u\n",
827 prMsduInfo->ucNetworkType,
828 prMsduInfo->ucMacHeaderLength,
829 prMsduInfo->u2FrameLength,
830 prMsduInfo->ucPacketType,
831 prMsduInfo->fgIs802_1x,
832 prMsduInfo->fgIs802_11 );
834 LOG_FUNC("Dest Mac: " MACSTR "\n",
835 MAC2STR(prMsduInfo->aucEthDestAddr));
838 switch(prMsduInfo->ucTC) {
843 case TC5_INDEX: // Broadcast/multicast data packets
844 QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo) = NULL;
845 QUEUE_INSERT_TAIL(&qDataPort0, (P_QUE_ENTRY_T)prMsduInfo);
846 status = nicTxAcquireResource(prAdapter, prMsduInfo->ucTC);
847 ASSERT(status == WLAN_STATUS_SUCCESS)
851 case TC4_INDEX: // Command or 802.1x packets
852 QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo) = NULL;
853 QUEUE_INSERT_TAIL(&qDataPort1, (P_QUE_ENTRY_T)prMsduInfo);
855 status = nicTxAcquireResource(prAdapter, prMsduInfo->ucTC);
856 ASSERT(status == WLAN_STATUS_SUCCESS)
865 prMsduInfo = prNextMsduInfo;
868 if(qDataPort0.u4NumElem > 0) {
869 nicTxMsduQueue(prAdapter, 0, &qDataPort0);
872 if(qDataPort1.u4NumElem > 0) {
873 nicTxMsduQueue(prAdapter, 1, &qDataPort1);
876 return WLAN_STATUS_SUCCESS;
880 /*----------------------------------------------------------------------------*/
882 * @brief In this function, we'll write frame(PACKET_INFO_T) into HIF.
884 * @param prAdapter Pointer to the Adapter structure.
885 * @param ucPortIdx Port Number
886 * @param prQue a link list of P_MSDU_INFO_T
888 * @retval WLAN_STATUS_SUCCESS Bus access ok.
889 * @retval WLAN_STATUS_FAILURE Bus access fail.
891 /*----------------------------------------------------------------------------*/
894 IN P_ADAPTER_T prAdapter,
899 P_MSDU_INFO_T prMsduInfo, prNextMsduInfo;
900 HIF_TX_HEADER_T rHwTxHeader;
901 P_NATIVE_PACKET prNativePacket;
902 UINT_16 u2OverallBufferLength;
903 UINT_8 ucEtherTypeOffsetInWord;
904 PUINT_8 pucOutputBuf = (PUINT_8)NULL; /* Pointer to Transmit Data Structure Frame */
906 UINT_32 u4ValidBufSize;
907 UINT_32 u4TotalLength;
908 P_TX_CTRL_T prTxCtrl;
910 #if CFG_TCP_IP_CHKSUM_OFFLOAD
915 ASSERT(ucPortIdx < 2);
918 prTxCtrl = &prAdapter->rTxCtrl;
919 u4ValidBufSize = prAdapter->u4CoalescingBufCachedSize;
921 #if CFG_HIF_STATISTICS
922 prTxCtrl->u4TotalTxAccessNum++;
923 prTxCtrl->u4TotalTxPacketNum += prQue->u4NumElem;
926 QUEUE_INITIALIZE(&rFreeQueue);
928 if(prQue->u4NumElem > 0) {
929 prMsduInfo = (P_MSDU_INFO_T)QUEUE_GET_HEAD(prQue);
930 pucOutputBuf = prTxCtrl->pucTxCoalescingBufPtr;
935 kalMemZero(&rHwTxHeader, sizeof(rHwTxHeader));
937 prNativePacket = prMsduInfo->prPacket;
939 ASSERT(prNativePacket);
941 u4TxHdrSize = TX_HDR_SIZE;
943 u2OverallBufferLength = ((prMsduInfo->u2FrameLength + TX_HDR_SIZE) &
944 (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
946 rHwTxHeader.u2TxByteCount_UserPriority = u2OverallBufferLength;
947 rHwTxHeader.u2TxByteCount_UserPriority |=
948 ((UINT_16)prMsduInfo->ucUserPriority << HIF_TX_HDR_USER_PRIORITY_OFFSET);
950 if (prMsduInfo->fgIs802_11) {
951 ucEtherTypeOffsetInWord =
952 (TX_HDR_SIZE + prMsduInfo->ucMacHeaderLength + prMsduInfo->ucLlcLength) >> 1;
955 ucEtherTypeOffsetInWord =
956 ((ETHER_HEADER_LEN - ETHER_TYPE_LEN) + TX_HDR_SIZE) >> 1;
959 rHwTxHeader.ucEtherTypeOffset =
960 ucEtherTypeOffsetInWord & HIF_TX_HDR_ETHER_TYPE_OFFSET_MASK;
962 rHwTxHeader.ucResource_PktType_CSflags = (prMsduInfo->ucTC) << HIF_TX_HDR_RESOURCE_OFFSET;
963 rHwTxHeader.ucResource_PktType_CSflags |=
964 (UINT_8)(((prMsduInfo->ucPacketType) << HIF_TX_HDR_PACKET_TYPE_OFFSET) &
965 (HIF_TX_HDR_PACKET_TYPE_MASK));
967 #if CFG_TCP_IP_CHKSUM_OFFLOAD
968 if (prMsduInfo->eSrc == TX_PACKET_OS
969 || prMsduInfo->eSrc == TX_PACKET_FORWARDING) {
970 if (prAdapter->u4CSUMFlags &
971 (CSUM_OFFLOAD_EN_TX_TCP |
972 CSUM_OFFLOAD_EN_TX_UDP |
973 CSUM_OFFLOAD_EN_TX_IP)) {
974 kalQueryTxChksumOffloadParam(prNativePacket, &ucChksumFlag);
976 if (ucChksumFlag & TX_CS_IP_GEN) {
977 rHwTxHeader.ucResource_PktType_CSflags |= (UINT_8)HIF_TX_HDR_IP_CSUM;
980 if (ucChksumFlag & TX_CS_TCP_UDP_GEN) {
981 rHwTxHeader.ucResource_PktType_CSflags |= (UINT_8)HIF_TX_HDR_TCP_CSUM;
985 #endif /* CFG_TCP_IP_CHKSUM_OFFLOAD */
987 rHwTxHeader.u2LLH = prMsduInfo->u2PalLLH;
988 rHwTxHeader.ucStaRecIdx = prMsduInfo->ucStaRecIndex;
989 rHwTxHeader.ucForwardingType_SessionID_Reserved =
990 (prMsduInfo->ucPsForwardingType) | ((prMsduInfo->ucPsSessionID) << HIF_TX_HDR_PS_SESSION_ID_OFFSET)
991 | ((prMsduInfo->fgIsBurstEnd)? HIF_TX_HDR_BURST_END_MASK : 0);
993 rHwTxHeader.ucWlanHeaderLength = (prMsduInfo->ucMacHeaderLength & HIF_TX_HDR_WLAN_HEADER_LEN_MASK);
994 rHwTxHeader.ucPktFormtId_Flags =
995 (prMsduInfo->ucFormatID & HIF_TX_HDR_FORMAT_ID_MASK)
996 | ((prMsduInfo->ucNetworkType << HIF_TX_HDR_NETWORK_TYPE_OFFSET) & HIF_TX_HDR_NETWORK_TYPE_MASK)
997 | ((prMsduInfo->fgIs802_1x << HIF_TX_HDR_FLAG_1X_FRAME_OFFSET) & HIF_TX_HDR_FLAG_1X_FRAME_MASK)
998 | ((prMsduInfo->fgIs802_11 << HIF_TX_HDR_FLAG_802_11_FORMAT_OFFSET) & HIF_TX_HDR_FLAG_802_11_FORMAT_MASK);
1000 rHwTxHeader.u2SeqNo = prMsduInfo->u2AclSN;
1002 if(prMsduInfo->pfTxDoneHandler) {
1003 rHwTxHeader.ucPacketSeqNo = prMsduInfo->ucTxSeqNum;
1004 rHwTxHeader.ucAck_BIP_BasicRate = HIF_TX_HDR_NEED_ACK;
1007 rHwTxHeader.ucPacketSeqNo = 0;
1008 rHwTxHeader.ucAck_BIP_BasicRate = 0;
1011 if(prMsduInfo->fgIsBIP) {
1012 rHwTxHeader.ucAck_BIP_BasicRate |= HIF_TX_HDR_BIP;
1015 if(prMsduInfo->fgIsBasicRate) {
1016 rHwTxHeader.ucAck_BIP_BasicRate |= HIF_TX_HDR_BASIC_RATE;
1020 // attach to coalescing buffer
1021 kalMemCopy(pucOutputBuf + u4TotalLength, &rHwTxHeader, u4TxHdrSize);
1022 u4TotalLength += u4TxHdrSize;
1024 if (prMsduInfo->eSrc == TX_PACKET_OS
1025 || prMsduInfo->eSrc == TX_PACKET_FORWARDING) {
1026 kalCopyFrame(prAdapter->prGlueInfo,
1028 pucOutputBuf + u4TotalLength);
1030 else if(prMsduInfo->eSrc == TX_PACKET_MGMT) {
1031 kalMemCopy(pucOutputBuf + u4TotalLength,
1033 prMsduInfo->u2FrameLength);
1039 u4TotalLength += ALIGN_4(prMsduInfo->u2FrameLength);
1042 kalMemCopy(pucOutputBuf, &rHwTxHeader, u4TxHdrSize);
1044 /* Copy Frame Body */
1045 if (prMsduInfo->eSrc == TX_PACKET_OS
1046 || prMsduInfo->eSrc == TX_PACKET_FORWARDING) {
1047 kalCopyFrame(prAdapter->prGlueInfo,
1049 pucOutputBuf + u4TxHdrSize);
1051 else if(prMsduInfo->eSrc == TX_PACKET_MGMT) {
1052 kalMemCopy(pucOutputBuf + u4TxHdrSize,
1054 prMsduInfo->u2FrameLength);
1060 ASSERT(u2OverallBufferLength <= u4ValidBufSize);
1062 HAL_WRITE_TX_PORT(prAdapter,
1064 (UINT_32)u2OverallBufferLength,
1065 (PUINT_8)pucOutputBuf,
1070 prNextMsduInfo = (P_MSDU_INFO_T)
1071 QUEUE_GET_NEXT_ENTRY(&prMsduInfo->rQueEntry);
1073 if (prMsduInfo->eSrc == TX_PACKET_MGMT) {
1074 GLUE_DEC_REF_CNT(prTxCtrl->i4TxMgmtPendingNum);
1076 if (prMsduInfo->pfTxDoneHandler == NULL) {
1077 cnmMgtPktFree(prAdapter, prMsduInfo);
1080 KAL_SPIN_LOCK_DECLARATION();
1081 DBGLOG(INIT, TRACE,("Wait TxSeqNum:%d\n", prMsduInfo->ucTxSeqNum));
1082 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1083 QUEUE_INSERT_TAIL(&(prTxCtrl->rTxMgmtTxingQueue), (P_QUE_ENTRY_T)prMsduInfo);
1084 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1088 /* only free MSDU when it is not a MGMT frame */
1089 QUEUE_INSERT_TAIL(&rFreeQueue, (P_QUE_ENTRY_T)prMsduInfo);
1091 if (prMsduInfo->eSrc == TX_PACKET_OS) {
1092 kalSendComplete(prAdapter->prGlueInfo,
1094 WLAN_STATUS_SUCCESS);
1096 else if(prMsduInfo->eSrc == TX_PACKET_FORWARDING) {
1097 GLUE_DEC_REF_CNT(prTxCtrl->i4PendingFwdFrameCount);
1101 prMsduInfo = prNextMsduInfo;
1105 ASSERT(u4TotalLength <= u4ValidBufSize);
1107 #if CFG_DBG_GPIO_PINS
1109 /* Start port write */
1110 mtk_wcn_stp_debug_gpio_assert(IDX_TX_PORT_WRITE, DBG_TIE_LOW);
1112 mtk_wcn_stp_debug_gpio_assert(IDX_TX_PORT_WRITE, DBG_TIE_HIGH);
1116 // send coalescing buffer
1117 HAL_WRITE_TX_PORT(prAdapter,
1120 (PUINT_8)pucOutputBuf,
1125 nicTxReturnMsduInfo(prAdapter, (P_MSDU_INFO_T)QUEUE_GET_HEAD(&rFreeQueue));
1128 return WLAN_STATUS_SUCCESS;
1132 /*----------------------------------------------------------------------------*/
1134 * \brief In this function, we'll write Command(CMD_INFO_T) into HIF.
1136 * @param prAdapter Pointer to the Adapter structure.
1137 * @param prPacketInfo Pointer of CMD_INFO_T
1138 * @param ucTC Specify the resource of TC
1140 * @retval WLAN_STATUS_SUCCESS Bus access ok.
1141 * @retval WLAN_STATUS_FAILURE Bus access fail.
1143 /*----------------------------------------------------------------------------*/
1146 IN P_ADAPTER_T prAdapter,
1147 IN P_CMD_INFO_T prCmdInfo,
1151 P_WIFI_CMD_T prWifiCmd;
1152 UINT_16 u2OverallBufferLength;
1153 PUINT_8 pucOutputBuf = (PUINT_8)NULL; /* Pointer to Transmit Data Structure Frame */
1155 HIF_TX_HEADER_T rHwTxHeader;
1156 P_NATIVE_PACKET prNativePacket;
1157 UINT_8 ucEtherTypeOffsetInWord;
1158 P_MSDU_INFO_T prMsduInfo;
1159 P_TX_CTRL_T prTxCtrl;
1161 KAL_SPIN_LOCK_DECLARATION();
1167 prTxCtrl = &prAdapter->rTxCtrl;
1168 pucOutputBuf = prTxCtrl->pucTxCoalescingBufPtr;
1170 // <1> Assign Data Port
1171 if (ucTC != TC4_INDEX) {
1175 // Broadcast/multicast data frames, 1x frames, command packets, MMPDU
1179 if(prCmdInfo->eCmdType == COMMAND_TYPE_SECURITY_FRAME) {
1180 // <2> Compose HIF_TX_HEADER
1181 kalMemZero(&rHwTxHeader, sizeof(rHwTxHeader));
1183 prNativePacket = prCmdInfo->prPacket;
1185 ASSERT(prNativePacket);
1187 u2OverallBufferLength = TFCB_FRAME_PAD_TO_DW((prCmdInfo->u2InfoBufLen + TX_HDR_SIZE)
1188 & (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
1190 rHwTxHeader.u2TxByteCount_UserPriority = ((prCmdInfo->u2InfoBufLen + TX_HDR_SIZE)
1191 & (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
1192 ucEtherTypeOffsetInWord = ((ETHER_HEADER_LEN - ETHER_TYPE_LEN) + TX_HDR_SIZE) >> 1;
1194 rHwTxHeader.ucEtherTypeOffset =
1195 ucEtherTypeOffsetInWord & HIF_TX_HDR_ETHER_TYPE_OFFSET_MASK;
1197 rHwTxHeader.ucResource_PktType_CSflags = (ucTC << HIF_TX_HDR_RESOURCE_OFFSET);
1199 rHwTxHeader.ucStaRecIdx = prCmdInfo->ucStaRecIndex;
1200 rHwTxHeader.ucForwardingType_SessionID_Reserved = HIF_TX_HDR_BURST_END_MASK;
1202 rHwTxHeader.ucWlanHeaderLength = (ETH_HLEN & HIF_TX_HDR_WLAN_HEADER_LEN_MASK);
1203 rHwTxHeader.ucPktFormtId_Flags =
1204 (((UINT_8)(prCmdInfo->eNetworkType) << HIF_TX_HDR_NETWORK_TYPE_OFFSET) & HIF_TX_HDR_NETWORK_TYPE_MASK)
1205 | ((1 << HIF_TX_HDR_FLAG_1X_FRAME_OFFSET) & HIF_TX_HDR_FLAG_1X_FRAME_MASK);
1207 rHwTxHeader.u2SeqNo = 0;
1208 rHwTxHeader.ucPacketSeqNo = 0;
1209 rHwTxHeader.ucAck_BIP_BasicRate = 0;
1211 // <2.3> Copy HIF TX HEADER
1212 kalMemCopy((PVOID)&pucOutputBuf[0], (PVOID)&rHwTxHeader, TX_HDR_SIZE);
1214 // <3> Copy Frame Body Copy
1215 kalCopyFrame(prAdapter->prGlueInfo,
1217 pucOutputBuf + TX_HDR_SIZE);
1219 else if(prCmdInfo->eCmdType == COMMAND_TYPE_MANAGEMENT_FRAME) {
1220 prMsduInfo = (P_MSDU_INFO_T)prCmdInfo->prPacket;
1222 ASSERT(prMsduInfo->fgIs802_11 == TRUE);
1223 ASSERT(prMsduInfo->eSrc == TX_PACKET_MGMT);
1225 // <2> Compose HIF_TX_HEADER
1226 kalMemZero(&rHwTxHeader, sizeof(rHwTxHeader));
1228 u2OverallBufferLength = ((prMsduInfo->u2FrameLength + TX_HDR_SIZE) &
1229 (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
1231 rHwTxHeader.u2TxByteCount_UserPriority = u2OverallBufferLength;
1232 rHwTxHeader.u2TxByteCount_UserPriority |=
1233 ((UINT_16)prMsduInfo->ucUserPriority << HIF_TX_HDR_USER_PRIORITY_OFFSET);
1235 ucEtherTypeOffsetInWord =
1236 (TX_HDR_SIZE + prMsduInfo->ucMacHeaderLength + prMsduInfo->ucLlcLength) >> 1;
1238 rHwTxHeader.ucEtherTypeOffset =
1239 ucEtherTypeOffsetInWord & HIF_TX_HDR_ETHER_TYPE_OFFSET_MASK;
1241 rHwTxHeader.ucResource_PktType_CSflags = (prMsduInfo->ucTC) << HIF_TX_HDR_RESOURCE_OFFSET;
1242 rHwTxHeader.ucResource_PktType_CSflags |=
1243 (UINT_8)(((prMsduInfo->ucPacketType) << HIF_TX_HDR_PACKET_TYPE_OFFSET) &
1244 (HIF_TX_HDR_PACKET_TYPE_MASK));
1246 rHwTxHeader.u2LLH = prMsduInfo->u2PalLLH;
1247 rHwTxHeader.ucStaRecIdx = prMsduInfo->ucStaRecIndex;
1248 rHwTxHeader.ucForwardingType_SessionID_Reserved =
1249 (prMsduInfo->ucPsForwardingType) | ((prMsduInfo->ucPsSessionID) << HIF_TX_HDR_PS_SESSION_ID_OFFSET)
1250 | ((prMsduInfo->fgIsBurstEnd)? HIF_TX_HDR_BURST_END_MASK : 0);
1252 rHwTxHeader.ucWlanHeaderLength = (prMsduInfo->ucMacHeaderLength & HIF_TX_HDR_WLAN_HEADER_LEN_MASK);
1253 rHwTxHeader.ucPktFormtId_Flags =
1254 (prMsduInfo->ucFormatID & HIF_TX_HDR_FORMAT_ID_MASK)
1255 | ((prMsduInfo->ucNetworkType << HIF_TX_HDR_NETWORK_TYPE_OFFSET) & HIF_TX_HDR_NETWORK_TYPE_MASK)
1256 | ((prMsduInfo->fgIs802_1x << HIF_TX_HDR_FLAG_1X_FRAME_OFFSET) & HIF_TX_HDR_FLAG_1X_FRAME_MASK)
1257 | ((prMsduInfo->fgIs802_11 << HIF_TX_HDR_FLAG_802_11_FORMAT_OFFSET) & HIF_TX_HDR_FLAG_802_11_FORMAT_MASK);
1259 rHwTxHeader.u2SeqNo = prMsduInfo->u2AclSN;
1261 if(prMsduInfo->pfTxDoneHandler) {
1262 rHwTxHeader.ucPacketSeqNo = prMsduInfo->ucTxSeqNum;
1263 rHwTxHeader.ucAck_BIP_BasicRate = HIF_TX_HDR_NEED_ACK;
1266 rHwTxHeader.ucPacketSeqNo = 0;
1267 rHwTxHeader.ucAck_BIP_BasicRate = 0;
1270 if(prMsduInfo->fgIsBIP) {
1271 rHwTxHeader.ucAck_BIP_BasicRate |= HIF_TX_HDR_BIP;
1274 if(prMsduInfo->fgIsBasicRate) {
1275 rHwTxHeader.ucAck_BIP_BasicRate |= HIF_TX_HDR_BASIC_RATE;
1278 // <2.3> Copy HIF TX HEADER
1279 kalMemCopy((PVOID)&pucOutputBuf[0], (PVOID)&rHwTxHeader, TX_HDR_SIZE);
1281 // <3> Copy Frame Body
1282 kalMemCopy(pucOutputBuf + TX_HDR_SIZE,
1283 prMsduInfo->prPacket,
1284 prMsduInfo->u2FrameLength);
1286 // <4> Management Frame Post-Processing
1287 GLUE_DEC_REF_CNT(prTxCtrl->i4TxMgmtPendingNum);
1289 if (prMsduInfo->pfTxDoneHandler == NULL) {
1290 cnmMgtPktFree(prAdapter, prMsduInfo);
1294 DBGLOG(INIT, TRACE,("Wait Cmd TxSeqNum:%d\n", prMsduInfo->ucTxSeqNum));
1296 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1297 QUEUE_INSERT_TAIL(&(prTxCtrl->rTxMgmtTxingQueue), (P_QUE_ENTRY_T)prMsduInfo);
1298 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1302 prWifiCmd = (P_WIFI_CMD_T)prCmdInfo->pucInfoBuffer;
1304 // <2> Compose the Header of Transmit Data Structure for CMD Packet
1305 u2OverallBufferLength = TFCB_FRAME_PAD_TO_DW(
1306 (prCmdInfo->u2InfoBufLen) & (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
1308 prWifiCmd->u2TxByteCount_UserPriority = u2OverallBufferLength;
1309 prWifiCmd->ucEtherTypeOffset = 0;
1310 prWifiCmd->ucResource_PktType_CSflags = (ucTC << HIF_TX_HDR_RESOURCE_OFFSET)
1311 | (UINT_8)((HIF_TX_PKT_TYPE_CMD << HIF_TX_HDR_PACKET_TYPE_OFFSET) & (HIF_TX_HDR_PACKET_TYPE_MASK));
1314 // <3> Copy CMD Header to command buffer (by using pucCoalescingBufCached)
1315 kalMemCopy((PVOID)&pucOutputBuf[0],
1316 (PVOID)prCmdInfo->pucInfoBuffer,
1317 prCmdInfo->u2InfoBufLen);
1319 ASSERT(u2OverallBufferLength <= prAdapter->u4CoalescingBufCachedSize);
1322 // <4> Write frame to data port
1323 HAL_WRITE_TX_PORT(prAdapter,
1325 (UINT_32)u2OverallBufferLength,
1326 (PUINT_8)pucOutputBuf,
1327 (UINT_32)prAdapter->u4CoalescingBufCachedSize);
1329 return WLAN_STATUS_SUCCESS;
1330 } /* end of nicTxCmd() */
1333 /*----------------------------------------------------------------------------*/
1335 * @brief This function will clean up all the pending frames in internal SW Queues
1336 * by return the pending TX packet to the system.
1338 * @param prAdapter Pointer to the Adapter structure.
1342 /*----------------------------------------------------------------------------*/
1345 IN P_ADAPTER_T prAdapter
1348 P_TX_CTRL_T prTxCtrl;
1349 P_MSDU_INFO_T prMsduInfo;
1351 KAL_SPIN_LOCK_DECLARATION();
1355 prTxCtrl = &prAdapter->rTxCtrl;
1357 nicTxFlush(prAdapter);
1359 // free MSDU_INFO_T from rTxMgmtMsduInfoList
1361 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1362 QUEUE_REMOVE_HEAD(&prTxCtrl->rTxMgmtTxingQueue, prMsduInfo, P_MSDU_INFO_T);
1363 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TXING_MGMT_LIST);
1366 // the packet must be mgmt frame with tx done callback
1367 ASSERT(prMsduInfo->eSrc == TX_PACKET_MGMT);
1368 ASSERT(prMsduInfo->pfTxDoneHandler != NULL);
1370 // invoke done handler
1371 prMsduInfo->pfTxDoneHandler(prAdapter, prMsduInfo, TX_RESULT_LIFE_TIMEOUT);
1373 cnmMgtPktFree(prAdapter, prMsduInfo);
1381 } /* end of nicTxRelease() */
1384 /*----------------------------------------------------------------------------*/
1386 * @brief Process the TX Done interrupt and pull in more pending frames in SW
1387 * Queues for transmission.
1389 * @param prAdapter Pointer to the Adapter structure.
1393 /*----------------------------------------------------------------------------*/
1395 nicProcessTxInterrupt(
1396 IN P_ADAPTER_T prAdapter
1399 P_TX_CTRL_T prTxCtrl;
1400 #if CFG_SDIO_INTR_ENHANCE
1401 P_SDIO_CTRL_T prSDIOCtrl;
1403 UINT_32 au4TxCount[2];
1404 #endif /* CFG_SDIO_INTR_ENHANCE */
1408 prTxCtrl = &prAdapter->rTxCtrl;
1411 /* Get the TX STATUS */
1412 #if CFG_SDIO_INTR_ENHANCE
1414 prSDIOCtrl = prAdapter->prSDIOCtrl;
1416 //dumpMemory8((PUINT_8)prSDIOCtrl, sizeof(SDIO_CTRL_T));
1419 nicTxReleaseResource(prAdapter, (PUINT_8)&prSDIOCtrl->rTxInfo);
1420 kalMemZero(&prSDIOCtrl->rTxInfo, sizeof(prSDIOCtrl->rTxInfo));
1424 HAL_MCR_RD(prAdapter, MCR_WTSR0, &au4TxCount[0]);
1425 HAL_MCR_RD(prAdapter, MCR_WTSR1, &au4TxCount[1]);
1426 DBGLOG(EMU, TRACE, ("MCR_WTSR0: 0x%x, MCR_WTSR1: 0x%x\n", au4TxCount[0], au4TxCount[1]));
1428 nicTxReleaseResource(prAdapter, (PUINT_8)au4TxCount);
1430 #endif /* CFG_SDIO_INTR_ENHANCE */
1432 nicTxAdjustTcq(prAdapter);
1434 // Indicate Service Thread
1435 if(kalGetTxPendingCmdCount(prAdapter->prGlueInfo) > 0
1436 || wlanGetTxPendingFrameCount(prAdapter) > 0) {
1437 kalSetEvent(prAdapter->prGlueInfo);
1441 } /* end of nicProcessTxInterrupt() */
1444 /*----------------------------------------------------------------------------*/
1446 * @brief this function frees packet of P_MSDU_INFO_T linked-list
1448 * @param prAdapter Pointer to the Adapter structure.
1449 * @param prMsduInfoList a link list of P_MSDU_INFO_T
1453 /*----------------------------------------------------------------------------*/
1455 nicTxFreeMsduInfoPacket (
1456 IN P_ADAPTER_T prAdapter,
1457 IN P_MSDU_INFO_T prMsduInfoListHead
1460 P_NATIVE_PACKET prNativePacket;
1461 P_MSDU_INFO_T prMsduInfo = prMsduInfoListHead;
1462 P_TX_CTRL_T prTxCtrl;
1466 ASSERT(prMsduInfoListHead);
1468 prTxCtrl = &prAdapter->rTxCtrl;
1471 prNativePacket = prMsduInfo->prPacket;
1473 if(prMsduInfo->eSrc == TX_PACKET_OS) {
1474 kalSendComplete(prAdapter->prGlueInfo,
1476 WLAN_STATUS_FAILURE);
1478 else if(prMsduInfo->eSrc == TX_PACKET_MGMT) {
1479 if (prMsduInfo->pfTxDoneHandler) {
1480 prMsduInfo->pfTxDoneHandler(prAdapter, prMsduInfo, TX_RESULT_DROPPED_IN_DRIVER);
1482 cnmMemFree(prAdapter, prNativePacket);
1484 else if(prMsduInfo->eSrc == TX_PACKET_FORWARDING) {
1485 GLUE_DEC_REF_CNT(prTxCtrl->i4PendingFwdFrameCount);
1488 prMsduInfo = (P_MSDU_INFO_T)QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo);
1495 /*----------------------------------------------------------------------------*/
1497 * @brief this function returns P_MSDU_INFO_T of MsduInfoList to TxCtrl->rfreeMsduInfoList
1499 * @param prAdapter Pointer to the Adapter structure.
1500 * @param prMsduInfoList a link list of P_MSDU_INFO_T
1504 /*----------------------------------------------------------------------------*/
1506 nicTxReturnMsduInfo (
1507 IN P_ADAPTER_T prAdapter,
1508 IN P_MSDU_INFO_T prMsduInfoListHead
1511 P_TX_CTRL_T prTxCtrl;
1512 P_MSDU_INFO_T prMsduInfo = prMsduInfoListHead, prNextMsduInfo;
1514 KAL_SPIN_LOCK_DECLARATION();
1518 prTxCtrl = &prAdapter->rTxCtrl;
1522 prNextMsduInfo = (P_MSDU_INFO_T)QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo);
1524 switch(prMsduInfo->eSrc) {
1525 case TX_PACKET_FORWARDING:
1526 wlanReturnPacket(prAdapter, prMsduInfo->prPacket);
1529 case TX_PACKET_OS_OID:
1530 case TX_PACKET_MGMT:
1535 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_MSDU_INFO_LIST);
1536 QUEUE_INSERT_TAIL(&prTxCtrl->rFreeMsduInfoList, (P_QUE_ENTRY_T)prMsduInfo);
1537 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_MSDU_INFO_LIST);
1538 prMsduInfo = prNextMsduInfo;
1546 /*----------------------------------------------------------------------------*/
1548 * @brief this function fills packet information to P_MSDU_INFO_T
1550 * @param prAdapter Pointer to the Adapter structure.
1551 * @param prMsduInfo P_MSDU_INFO_T
1552 * @param prPacket P_NATIVE_PACKET
1554 * @retval TRUE Success to extract information
1555 * @retval FALSE Fail to extract correct information
1557 /*----------------------------------------------------------------------------*/
1560 IN P_ADAPTER_T prAdapter,
1561 IN P_MSDU_INFO_T prMsduInfo,
1562 IN P_NATIVE_PACKET prPacket
1565 P_GLUE_INFO_T prGlueInfo;
1566 UINT_8 ucPriorityParam;
1567 UINT_8 ucMacHeaderLen;
1568 UINT_8 aucEthDestAddr[PARAM_MAC_ADDR_LEN];
1569 BOOLEAN fgIs1x = FALSE;
1570 BOOLEAN fgIsPAL = FALSE;
1571 UINT_32 u4PacketLen;
1573 UINT_8 ucNetworkType;
1578 prGlueInfo = prAdapter->prGlueInfo;
1581 if (kalQoSFrameClassifierAndPacketInfo(prGlueInfo,
1588 &ucNetworkType) == FALSE) {
1592 /* Save the value of Priority Parameter */
1593 GLUE_SET_PKT_TID(prPacket, ucPriorityParam);
1596 GLUE_SET_PKT_FLAG_1X(prPacket);
1600 GLUE_SET_PKT_FLAG_PAL(prPacket);
1603 ucMacHeaderLen = ETH_HLEN;
1605 /* Save the value of Header Length */
1606 GLUE_SET_PKT_HEADER_LEN(prPacket, ucMacHeaderLen);
1608 /* Save the value of Frame Length */
1609 GLUE_SET_PKT_FRAME_LEN(prPacket, (UINT_16)u4PacketLen);
1611 /* Save the value of Arrival Time*/
1612 u4SysTime = (OS_SYSTIME)kalGetTimeTick();
1613 GLUE_SET_PKT_ARRIVAL_TIME(prPacket, u4SysTime);
1615 prMsduInfo->prPacket = prPacket;
1616 prMsduInfo->fgIs802_1x = fgIs1x;
1617 prMsduInfo->fgIs802_11 = FALSE;
1618 prMsduInfo->ucNetworkType = ucNetworkType;
1619 prMsduInfo->ucUserPriority = ucPriorityParam;
1620 prMsduInfo->ucMacHeaderLength = ucMacHeaderLen;
1621 prMsduInfo->u2FrameLength = (UINT_16)u4PacketLen;
1622 COPY_MAC_ADDR(prMsduInfo->aucEthDestAddr, aucEthDestAddr);
1628 /*----------------------------------------------------------------------------*/
1630 * @brief this function update TCQ values by passing current status to txAdjustTcQuotas
1632 * @param prAdapter Pointer to the Adapter structure.
1634 * @retval WLAN_STATUS_SUCCESS Updated successfully
1636 /*----------------------------------------------------------------------------*/
1639 IN P_ADAPTER_T prAdapter
1643 TX_TCQ_ADJUST_T rTcqAdjust;
1644 P_TX_CTRL_T prTxCtrl;
1645 KAL_SPIN_LOCK_DECLARATION();
1649 prTxCtrl = &prAdapter->rTxCtrl;
1652 qmAdjustTcQuotas(prAdapter, &rTcqAdjust, &prTxCtrl->rTc);
1653 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
1655 for (u4Num = 0 ; u4Num < TC_NUM ; u4Num++) {
1656 prTxCtrl->rTc.aucFreeBufferCount[u4Num] += rTcqAdjust.acVariation[u4Num];
1657 prTxCtrl->rTc.aucMaxNumOfBuffer[u4Num] += rTcqAdjust.acVariation[u4Num];
1659 ASSERT(prTxCtrl->rTc.aucFreeBufferCount[u4Num] >= 0);
1660 ASSERT(prTxCtrl->rTc.aucMaxNumOfBuffer[u4Num] >= 0);
1663 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_TX_RESOURCE);
1665 return WLAN_STATUS_SUCCESS;
1669 /*----------------------------------------------------------------------------*/
1671 * @brief this function flushes all packets queued in STA/AC queue
1673 * @param prAdapter Pointer to the Adapter structure.
1675 * @retval WLAN_STATUS_SUCCESS Flushed successfully
1677 /*----------------------------------------------------------------------------*/
1681 IN P_ADAPTER_T prAdapter
1684 P_MSDU_INFO_T prMsduInfo;
1685 KAL_SPIN_LOCK_DECLARATION();
1689 // ask Per STA/AC queue to be fllushed and return all queued packets
1690 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_QM_TX_QUEUE);
1691 prMsduInfo = qmFlushTxQueues(prAdapter);
1692 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_QM_TX_QUEUE);
1694 if(prMsduInfo != NULL) {
1695 nicTxFreeMsduInfoPacket(prAdapter, prMsduInfo);
1696 nicTxReturnMsduInfo(prAdapter, prMsduInfo);
1699 return WLAN_STATUS_SUCCESS;
1703 #if CFG_ENABLE_FW_DOWNLOAD
1704 /*----------------------------------------------------------------------------*/
1706 * \brief In this function, we'll write Command(CMD_INFO_T) into HIF.
1707 * However this function is used for INIT_CMD.
1709 * In order to avoid further maintainance issues, these 2 functions are separated
1711 * @param prAdapter Pointer to the Adapter structure.
1712 * @param prPacketInfo Pointer of CMD_INFO_T
1713 * @param ucTC Specify the resource of TC
1715 * @retval WLAN_STATUS_SUCCESS Bus access ok.
1716 * @retval WLAN_STATUS_FAILURE Bus access fail.
1718 /*----------------------------------------------------------------------------*/
1721 IN P_ADAPTER_T prAdapter,
1722 IN P_CMD_INFO_T prCmdInfo,
1726 P_INIT_HIF_TX_HEADER_T prInitTxHeader;
1727 UINT_16 u2OverallBufferLength;
1728 PUINT_8 pucOutputBuf = (PUINT_8)NULL; /* Pointer to Transmit Data Structure Frame */
1730 P_TX_CTRL_T prTxCtrl;
1734 ASSERT(ucTC == TC0_INDEX);
1736 prTxCtrl = &prAdapter->rTxCtrl;
1737 pucOutputBuf = prTxCtrl->pucTxCoalescingBufPtr;
1738 prInitTxHeader = (P_INIT_HIF_TX_HEADER_T)prCmdInfo->pucInfoBuffer;
1740 // <1> Compose the Header of Transmit Data Structure for CMD Packet
1741 u2OverallBufferLength = TFCB_FRAME_PAD_TO_DW(
1742 (prCmdInfo->u2InfoBufLen) & (UINT_16)HIF_TX_HDR_TX_BYTE_COUNT_MASK);
1744 prInitTxHeader->u2TxByteCount = u2OverallBufferLength;
1745 prInitTxHeader->ucEtherTypeOffset = 0;
1746 prInitTxHeader->ucCSflags = 0;
1748 // <2> Assign Data Port
1749 if (ucTC != TC4_INDEX) {
1752 else { // Broadcast/multicast data packets
1756 // <3> Copy CMD Header to command buffer (by using pucCoalescingBufCached)
1757 kalMemCopy((PVOID)&pucOutputBuf[0],
1758 (PVOID)prCmdInfo->pucInfoBuffer,
1759 prCmdInfo->u2InfoBufLen);
1761 ASSERT(u2OverallBufferLength <= prAdapter->u4CoalescingBufCachedSize);
1763 // <4> Write frame to data port
1764 HAL_WRITE_TX_PORT(prAdapter,
1766 (UINT_32)u2OverallBufferLength,
1767 (PUINT_8)pucOutputBuf,
1768 (UINT_32)prAdapter->u4CoalescingBufCachedSize);
1770 return WLAN_STATUS_SUCCESS;
1774 /*----------------------------------------------------------------------------*/
1776 * \brief In this function, we'll reset TX resource counter to initial value used
1777 * in F/W download state
1779 * @param prAdapter Pointer to the Adapter structure.
1781 * @retval WLAN_STATUS_SUCCESS Reset is done successfully.
1783 /*----------------------------------------------------------------------------*/
1785 nicTxInitResetResource (
1786 IN P_ADAPTER_T prAdapter
1789 P_TX_CTRL_T prTxCtrl;
1791 DEBUGFUNC("nicTxInitResetResource");
1794 prTxCtrl = &prAdapter->rTxCtrl;
1796 prTxCtrl->rTc.aucMaxNumOfBuffer[TC0_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC0;
1797 prTxCtrl->rTc.aucFreeBufferCount[TC0_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC0;
1799 prTxCtrl->rTc.aucMaxNumOfBuffer[TC1_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC1;
1800 prTxCtrl->rTc.aucFreeBufferCount[TC1_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC1;
1802 prTxCtrl->rTc.aucMaxNumOfBuffer[TC2_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC2;
1803 prTxCtrl->rTc.aucFreeBufferCount[TC2_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC2;
1805 prTxCtrl->rTc.aucMaxNumOfBuffer[TC3_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC3;
1806 prTxCtrl->rTc.aucFreeBufferCount[TC3_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC3;
1808 prTxCtrl->rTc.aucMaxNumOfBuffer[TC4_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC4;
1809 prTxCtrl->rTc.aucFreeBufferCount[TC4_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC4;
1811 prTxCtrl->rTc.aucMaxNumOfBuffer[TC5_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC5;
1812 prTxCtrl->rTc.aucFreeBufferCount[TC5_INDEX] = NIC_TX_INIT_BUFF_COUNT_TC5;
1814 return WLAN_STATUS_SUCCESS;
1821 /*----------------------------------------------------------------------------*/
1823 * \brief this function enqueues MSDU_INFO_T into queue management,
1826 * @param prAdapter Pointer to the Adapter structure.
1827 * prMsduInfo Pointer to MSDU
1829 * @retval WLAN_STATUS_SUCCESS Reset is done successfully.
1831 /*----------------------------------------------------------------------------*/
1834 IN P_ADAPTER_T prAdapter,
1835 IN P_MSDU_INFO_T prMsduInfo
1838 P_TX_CTRL_T prTxCtrl;
1839 P_MSDU_INFO_T prNextMsduInfo, prRetMsduInfo, prMsduInfoHead;
1840 QUE_T qDataPort0, qDataPort1;
1841 P_CMD_INFO_T prCmdInfo;
1842 WLAN_STATUS u4Status = WLAN_STATUS_SUCCESS;
1843 KAL_SPIN_LOCK_DECLARATION();
1848 prTxCtrl = &prAdapter->rTxCtrl;
1851 QUEUE_INITIALIZE(&qDataPort0);
1852 QUEUE_INITIALIZE(&qDataPort1);
1854 /* check how many management frame are being queued */
1856 prNextMsduInfo = (P_MSDU_INFO_T)QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo);
1858 QUEUE_GET_NEXT_ENTRY((P_QUE_ENTRY_T)prMsduInfo) = NULL;
1860 if(prMsduInfo->eSrc == TX_PACKET_MGMT) {
1861 // MMPDU: force stick to TC4
1862 prMsduInfo->ucTC = TC4_INDEX;
1864 QUEUE_INSERT_TAIL(&qDataPort1, (P_QUE_ENTRY_T)prMsduInfo);
1867 QUEUE_INSERT_TAIL(&qDataPort0, (P_QUE_ENTRY_T)prMsduInfo);
1870 prMsduInfo = prNextMsduInfo;
1873 if(qDataPort0.u4NumElem) {
1875 KAL_SPIN_LOCK_DECLARATION();
1876 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_QM_TX_QUEUE);
1877 prRetMsduInfo = qmEnqueueTxPackets(prAdapter, (P_MSDU_INFO_T)QUEUE_GET_HEAD(&qDataPort0));
1878 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_QM_TX_QUEUE);
1880 /* post-process for dropped packets */
1881 if(prRetMsduInfo != NULL) { // unable to enqueue
1882 nicTxFreeMsduInfoPacket(prAdapter, prRetMsduInfo);
1883 nicTxReturnMsduInfo(prAdapter, prRetMsduInfo);
1887 if(qDataPort1.u4NumElem) {
1888 prMsduInfoHead = (P_MSDU_INFO_T)QUEUE_GET_HEAD(&qDataPort1);
1890 if(qDataPort1.u4NumElem > nicTxGetFreeCmdCount(prAdapter)) {
1891 // not enough descriptors for sending
1892 u4Status = WLAN_STATUS_FAILURE;
1895 while(prMsduInfoHead) {
1896 prNextMsduInfo = (P_MSDU_INFO_T) QUEUE_GET_NEXT_ENTRY(&prMsduInfoHead->rQueEntry);
1898 if (prMsduInfoHead->pfTxDoneHandler != NULL) {
1899 prMsduInfoHead->pfTxDoneHandler(prAdapter, prMsduInfoHead, TX_RESULT_DROPPED_IN_DRIVER);
1903 cnmMgtPktFree(prAdapter, prMsduInfoHead);
1905 prMsduInfoHead = prNextMsduInfo;
1909 /* send to command queue */
1910 while(prMsduInfoHead) {
1911 prNextMsduInfo = (P_MSDU_INFO_T) QUEUE_GET_NEXT_ENTRY(&prMsduInfoHead->rQueEntry);
1913 KAL_ACQUIRE_SPIN_LOCK(prAdapter, SPIN_LOCK_CMD_RESOURCE);
1914 QUEUE_REMOVE_HEAD(&prAdapter->rFreeCmdList, prCmdInfo, P_CMD_INFO_T);
1915 KAL_RELEASE_SPIN_LOCK(prAdapter, SPIN_LOCK_CMD_RESOURCE);
1918 GLUE_INC_REF_CNT(prTxCtrl->i4TxMgmtPendingNum);
1920 kalMemZero(prCmdInfo, sizeof(CMD_INFO_T));
1922 prCmdInfo->eCmdType = COMMAND_TYPE_MANAGEMENT_FRAME;
1923 prCmdInfo->u2InfoBufLen = prMsduInfoHead->u2FrameLength;
1924 prCmdInfo->pucInfoBuffer = NULL;
1925 prCmdInfo->prPacket = (P_NATIVE_PACKET)prMsduInfoHead;
1926 prCmdInfo->ucStaRecIndex = prMsduInfoHead->ucStaRecIndex;
1927 prCmdInfo->eNetworkType = prMsduInfoHead->ucNetworkType;
1928 prCmdInfo->pfCmdDoneHandler = NULL;
1929 prCmdInfo->pfCmdTimeoutHandler = NULL;
1930 prCmdInfo->fgIsOid = FALSE;
1931 prCmdInfo->fgSetQuery = TRUE;
1932 prCmdInfo->fgNeedResp = FALSE;
1934 kalEnqueueCommand(prAdapter->prGlueInfo, (P_QUE_ENTRY_T)prCmdInfo);
1937 /* Cmd free count is larger than expected, but allocation fail. */
1940 u4Status = WLAN_STATUS_FAILURE;
1941 cnmMgtPktFree(prAdapter, prMsduInfoHead);
1944 prMsduInfoHead = prNextMsduInfo;
1949 /* indicate service thread for sending */
1950 if(prTxCtrl->i4TxMgmtPendingNum > 0
1951 || kalGetTxPendingFrameCount(prAdapter->prGlueInfo) > 0) {
1952 kalSetEvent(prAdapter->prGlueInfo);
1959 /*----------------------------------------------------------------------------*/
1961 * \brief this function returns available count in command queue
1963 * @param prAdapter Pointer to the Adapter structure.
1967 /*----------------------------------------------------------------------------*/
1969 nicTxGetFreeCmdCount (
1970 IN P_ADAPTER_T prAdapter
1975 return prAdapter->rFreeCmdList.u4NumElem;