diff options
Diffstat (limited to 'wl1271/stad/src/Data_link/txPort.c')
| -rw-r--r-- | wl1271/stad/src/Data_link/txPort.c | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/wl1271/stad/src/Data_link/txPort.c b/wl1271/stad/src/Data_link/txPort.c deleted file mode 100644 index eeba41f..0000000 --- a/wl1271/stad/src/Data_link/txPort.c +++ /dev/null @@ -1,302 +0,0 @@ -/* - * txPort.c - * - * Copyright(c) 1998 - 2010 Texas Instruments. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name Texas Instruments nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - - -/**************************************************************************** - * - * MODULE: txPort.c - * - * PURPOSE: Multiplexes between the management and data queues. - * - * DESCRIPTION: - * ============ - * The Tx port state machine multiplexes between the management and data queues - * according to the management queues requests. - * - ****************************************************************************/ - -#define __FILE_ID__ FILE_ID_62 -#include "commonTypes.h" -#include "tidef.h" -#include "osApi.h" -#include "report.h" -#include "DataCtrl_Api.h" -#include "DrvMainModules.h" - - -typedef enum -{ - MUX_MGMT_QUEUES, /* The management queues have access to the Tx path. */ - MUX_DATA_QUEUES /* The data queues have access to the Tx path. */ -} EQueuesMuxState; - -typedef enum -{ - QUEUE_ACTION_NONE, - QUEUE_ACTION_STOP, - QUEUE_ACTION_WAKE -} EQueueAction; - -/* The txPort module object. */ -typedef struct -{ - TI_HANDLE hOs; - TI_HANDLE hReport; - TI_HANDLE hTxDataQ; - TI_HANDLE hTxMgmtQ; - - EQueuesMuxState queuesMuxState; - TI_BOOL txSuspended; - TI_BOOL mgmtQueueEnabled; - TI_BOOL dataQueueEnabled; -} TTxPortObj; - -/* - * The txPort local functions: - */ -static void updateQueuesStates(TTxPortObj *pTxPort); - -/**************************************************************************** - * txPort_Create() - **************************************************************************** - * DESCRIPTION: Create the txPort module object - * - * INPUTS: None - * - * OUTPUT: None - * - * RETURNS: The Created object - ****************************************************************************/ -TI_HANDLE txPort_create(TI_HANDLE hOs) -{ - TTxPortObj *pTxPort; - - pTxPort = os_memoryAlloc(hOs, sizeof(TTxPortObj)); - if (pTxPort == NULL) - return NULL; - - os_memoryZero(hOs, pTxPort, sizeof(TTxPortObj)); - - pTxPort->hOs = hOs; - - return( (TI_HANDLE)pTxPort ); -} - - -/**************************************************************************** - * txPort_unLoad() - **************************************************************************** - * DESCRIPTION: Unload the txPort module object - * - * INPUTS: hTxPort - The object to free - * - * OUTPUT: None - * - * RETURNS: TI_OK - ****************************************************************************/ -TI_STATUS txPort_unLoad(TI_HANDLE hTxPort) -{ - TTxPortObj *pTxPort = (TTxPortObj *)hTxPort; - - if (pTxPort) - os_memoryFree(pTxPort->hOs, pTxPort, sizeof(TTxPortObj)); - - return TI_OK; -} - - -/**************************************************************************** - * txPort_init() - **************************************************************************** - * DESCRIPTION: Configure the txPort module object - * - * INPUTS: The needed TI handles - * - * OUTPUT: None - * - * RETURNS: void - ****************************************************************************/ -void txPort_init (TStadHandlesList *pStadHandles) -{ - TTxPortObj *pTxPort = (TTxPortObj *)(pStadHandles->hTxPort); - - pTxPort->hReport = pStadHandles->hReport; - pTxPort->hTxDataQ = pStadHandles->hTxDataQ; - pTxPort->hTxMgmtQ = pStadHandles->hTxMgmtQ; - - pTxPort->queuesMuxState = MUX_MGMT_QUEUES; - pTxPort->txSuspended = TI_FALSE; - pTxPort->mgmtQueueEnabled = TI_TRUE; - pTxPort->dataQueueEnabled = TI_FALSE; -} - - -/**************************************************************************** - * txPort_enableData() - **************************************************************************** - * DESCRIPTION: Called by the txMgmtQueue SM when the Tx path CAN be used by the - * data-queues (i.e. it's not needed for mgmt). Update the queues accordingly. - ****************************************************************************/ -void txPort_enableData(TI_HANDLE hTxPort) -{ - TTxPortObj *pTxPort = (TTxPortObj *)hTxPort; - - pTxPort->queuesMuxState = MUX_DATA_QUEUES; - updateQueuesStates(pTxPort); -} - - -/**************************************************************************** - * txPort_enableMgmt() - **************************************************************************** - * DESCRIPTION: Called by the txMgmtQueue SM when the Tx path CAN'T be used by the - * data-queues (i.e. it's needed for mgmt). Update the queues accordingly. - ****************************************************************************/ -void txPort_enableMgmt(TI_HANDLE hTxPort) -{ - TTxPortObj *pTxPort = (TTxPortObj *)hTxPort; - - pTxPort->queuesMuxState = MUX_MGMT_QUEUES; - updateQueuesStates(pTxPort); -} - - -/**************************************************************************** - * txPort_suspendTx() - **************************************************************************** - * DESCRIPTION: Used by STAD applications (e.g. recovery) to temporarily suspend the Tx path. - ****************************************************************************/ -void txPort_suspendTx(TI_HANDLE hTxPort) -{ - TTxPortObj *pTxPort = (TTxPortObj *)hTxPort; - - pTxPort->txSuspended = TI_TRUE; - updateQueuesStates(pTxPort); -} - - -/**************************************************************************** - * txPort_resumeTx() - **************************************************************************** - * DESCRIPTION: Used by STAD applications (e.g. recovery) to resume Tx path after suspended. - ****************************************************************************/ -void txPort_resumeTx(TI_HANDLE hTxPort) -{ - TTxPortObj *pTxPort = (TTxPortObj *)hTxPort; - - pTxPort->txSuspended = TI_FALSE; - updateQueuesStates(pTxPort); -} - - -/**************************************************************************** - * updateQueuesStates() - **************************************************************************** - * DESCRIPTION: Switch the Data-Queue and Mgmt-Queue Tx on/off (stop/wake) - * according to the current port conditions. - ****************************************************************************/ -static void updateQueuesStates (TTxPortObj *pTxPort) -{ - EQueueAction mgmtQueueAction = QUEUE_ACTION_NONE; - EQueueAction dataQueueAction = QUEUE_ACTION_NONE; - - /* - * If the Tx path is not suspended: - */ - if (!pTxPort->txSuspended) - { - /* If mgmt-queues should be enabled, set required actions (awake mgmt and stop data if needed). */ - if (pTxPort->queuesMuxState == MUX_MGMT_QUEUES) - { - if ( !pTxPort->mgmtQueueEnabled ) - mgmtQueueAction = QUEUE_ACTION_WAKE; - if ( pTxPort->dataQueueEnabled ) - dataQueueAction = QUEUE_ACTION_STOP; - } - - /* If data-queues should be enabled, set required actions (stop mgmt and awake data if needed). */ - else - { - if ( pTxPort->mgmtQueueEnabled ) - mgmtQueueAction = QUEUE_ACTION_STOP; - if ( !pTxPort->dataQueueEnabled ) - dataQueueAction = QUEUE_ACTION_WAKE; - } - } - - /* - * If the Tx path is not available (Xfer is busy or suspension is requested), - * set required actions (stop mgmt and data if needed). - */ - else - { - if ( pTxPort->mgmtQueueEnabled ) - mgmtQueueAction = QUEUE_ACTION_STOP; - if ( pTxPort->dataQueueEnabled ) - dataQueueAction = QUEUE_ACTION_STOP; - } - - -#ifdef TI_DBG - TRACE1(pTxPort->hReport, REPORT_SEVERITY_INFORMATION, ": queuesMuxState = , TxSuspend = %d\n", pTxPort->txSuspended); - - TRACE2(pTxPort->hReport, REPORT_SEVERITY_INFORMATION, ": PrevMgmtEnabled = %d, PrevDataEnabled = %d, MgmtAction = , DataAction = \n", pTxPort->mgmtQueueEnabled, pTxPort->dataQueueEnabled); -#endif /* TI_DBG */ - - /* - * Execute the required actions. - * Note: This is done at the end of this function because it may start a sequence that will call it again!! - * Always do WAKE action after STOP action, since WAKE may lead to more activities!! - */ - if (mgmtQueueAction == QUEUE_ACTION_STOP) - { - pTxPort->mgmtQueueEnabled = TI_FALSE; - txMgmtQ_StopAll (pTxPort->hTxMgmtQ); - } - if (dataQueueAction == QUEUE_ACTION_STOP) - { - pTxPort->dataQueueEnabled = TI_FALSE; - txDataQ_StopAll (pTxPort->hTxDataQ); - } - if (mgmtQueueAction == QUEUE_ACTION_WAKE) - { - pTxPort->mgmtQueueEnabled = TI_TRUE; - txMgmtQ_WakeAll (pTxPort->hTxMgmtQ); - } - if (dataQueueAction == QUEUE_ACTION_WAKE) - { - pTxPort->dataQueueEnabled = TI_TRUE; - txDataQ_WakeAll (pTxPort->hTxDataQ); - } -} - |