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      1 /*
      2  * txDataQueue.h
      3  *
      4  * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  *
     11  *  * Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  *  * Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in
     15  *    the documentation and/or other materials provided with the
     16  *    distribution.
     17  *  * Neither the name Texas Instruments nor the names of its
     18  *    contributors may be used to endorse or promote products derived
     19  *    from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     24  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     25  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 
     35 /***************************************************************************/
     36 /*																		   */
     37 /*	  MODULE:	TxDataQueue.h										       */
     38 /*    PURPOSE:	Tx Data Queue module Header file						   */
     39 /*																		   */
     40 /***************************************************************************/
     41 #ifndef _TX_DATA_QUEUE_H_
     42 #define _TX_DATA_QUEUE_H_
     43 
     44 
     45 #include "TWDriver.h"
     46 #include "DataCtrl_Api.h"
     47 
     48 
     49 /*#define CLSFR_MODULE_LOG	TX_DATA_QUEUE_MODULE_LOG removed by eran*/
     50 
     51 /* Max number of packets in each queue */
     52 #define DATA_QUEUE_DEPTH_BE  40
     53 #define DATA_QUEUE_DEPTH_BK  10
     54 #define DATA_QUEUE_DEPTH_VI  20
     55 #define DATA_QUEUE_DEPTH_VO  10
     56 #define DATA_QUEUE_DEPTH_TOTAL  (DATA_QUEUE_DEPTH_BE + DATA_QUEUE_DEPTH_BK + DATA_QUEUE_DEPTH_VI + DATA_QUEUE_DEPTH_VO)
     57 
     58 /* Verify that there are enough TxCtrlBlks for all users that are queueing packets (driver + FW) */
     59 #if ((DATA_QUEUE_DEPTH_TOTAL + (MGMT_QUEUES_DEPTH * 2) + NUM_TX_DESCRIPTORS) > (CTRL_BLK_ENTRIES_NUM - 2))
     60     #error  Not enough TxCtrlBlks for all users !!
     61 #endif
     62 
     63 /* Tx packets handling statistics */
     64 typedef struct
     65 {
     66 	TI_UINT32 uEnqueuePacket;
     67 	TI_UINT32 uDequeuePacket;
     68 	TI_UINT32 uRequeuePacket;
     69 	TI_UINT32 uXmittedPacket;
     70 	TI_UINT32 uDroppedPacket;
     71 } TTxDataQueueDebugCnt;
     72 
     73 /* The module's object */
     74 typedef struct
     75 {
     76 	TI_HANDLE            hContext;
     77 	TI_HANDLE            hTxCtrl;
     78 	TI_HANDLE            hOs;
     79 	TI_HANDLE            hReport;
     80 	TI_HANDLE            hTxMgmtQ;
     81 
     82 	TClsfrParams		 tClsfrParams;  /* The classifier sub-module parameters */
     83 
     84 	TI_BOOL              bDataPortEnable; /* Data port open or not */
     85     TI_UINT32            uContextId;  /* ID allocated to this module on registration to context module */
     86 
     87 	/* Tx aQueues */
     88 	TI_UINT32            uNumQueues; /* Indicates the number of allocated aQueues */
     89 	TI_UINT32            aQueueMaxSize[MAX_NUM_OF_AC]; /* indicates the max size of each Data queue */
     90 	TI_HANDLE            aQueues[MAX_NUM_OF_AC];  /* The Tx aQueues handles */
     91     TI_BOOL	             aQueueBusy[MAX_NUM_OF_AC]; /* per queue busy indication */
     92 	TI_UINT32            uLastQueId; /* the last queue processed by the scheduler */
     93 
     94 	/* Counters */
     95 	TTxDataQueueDebugCnt aQueueCounters[MAX_NUM_OF_AC]; /* Save Tx statistics per Tx-queue. */
     96 	TI_UINT32			 uClsfrMismatchCount;
     97 
     98 } TTxDataQ;
     99 
    100 
    101 /* TIDs Mapping to Queues */
    102 static const TI_UINT32 aTidToQueueTable[MAX_NUM_OF_802_1d_TAGS] = {0, 1, 1, 0, 2, 2, 3, 3};
    103 
    104 
    105 #endif /* _TX_DATA_QUEUE_H_ */
    106