ARM: NET: Remove the IXP NPE ethernet driver

This driver is no longer used, remove it.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Michael Schwingen <michael@schwingen.org>
Cc: Tom Rini <trini@ti.com>

1 files changed, 0 insertions, 496 deletions

diff --git a/drivers/net/npe/IxEthDBEvents.c b/drivers/net/npe/IxEthDBEvents.c
deleted file mode 100644
index 5b3be0b..0000000
--- a/drivers/net/npe/IxEthDBEvents.c
+++ /dev/null
@@ -1,496 +0,0 @@
-/**
- * @file IxEthDBEvents.c
- *
- * @brief Implementation of the event processor component
- * 
- * @par
- * IXP400 SW Release version 2.0
- * 
- * -- Copyright Notice --
- * 
- * @par
- * Copyright 2001-2005, Intel Corporation.
- * All rights reserved.
- * 
- * @par
- * SPDX-License-Identifier:	BSD-3-Clause
- * @par
- * -- End of Copyright Notice --
- */
-
-#include <IxNpeMh.h>
-#include <IxFeatureCtrl.h>
-
-#include "IxEthDB_p.h"
-
-/* forward prototype declarations */
-IX_ETH_DB_PUBLIC void ixEthDBEventProcessorLoop(void *); 
-IX_ETH_DB_PUBLIC void ixEthDBNPEEventCallback(IxNpeMhNpeId npeID, IxNpeMhMessage msg);
-IX_ETH_DB_PRIVATE void ixEthDBProcessEvent(PortEvent *local_event, IxEthDBPortMap triggerPorts);
-IX_ETH_DB_PRIVATE IxEthDBStatus ixEthDBTriggerPortUpdate(UINT32 eventType, IxEthDBMacAddr *macAddr, IxEthDBPortId portID, BOOL staticEntry);
-IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBStartLearningFunction(void);
-IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBStopLearningFunction(void);
-
-/* data */
-IX_ETH_DB_PRIVATE IxOsalSemaphore eventQueueSemaphore;
-IX_ETH_DB_PRIVATE PortEventQueue eventQueue;
-IX_ETH_DB_PRIVATE IxOsalMutex eventQueueLock;
-IX_ETH_DB_PRIVATE IxOsalMutex portUpdateLock;
-
-IX_ETH_DB_PRIVATE BOOL ixEthDBLearningShutdown      = false;
-IX_ETH_DB_PRIVATE BOOL ixEthDBEventProcessorRunning = false;
-
-/* imported data */
-extern HashTable dbHashtable;
-
-/**
- * @brief initializes the event processor
- *
- * Initializes the event processor queue and processing thread.
- * Called from ixEthDBInit() DB-subcomponent master init function.
- *
- * @warning do not call directly
- *
- * @retval IX_ETH_DB_SUCCESS initialization was successful
- * @retval IX_ETH_DB_FAIL initialization failed (OSAL or mutex init failure)
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-IxEthDBStatus ixEthDBEventProcessorInit(void)
-{
-    if (ixOsalMutexInit(&portUpdateLock) != IX_SUCCESS)
-    {
-        return IX_ETH_DB_FAIL;
-    }
-
-    if (ixOsalMutexInit(&eventQueueLock) != IX_SUCCESS)
-    {
-        return IX_ETH_DB_FAIL;
-    }
-
-    if (IX_FEATURE_CTRL_SWCONFIG_ENABLED ==
-        ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
-    {
-
-        /* start processor loop thread */
-        if (ixEthDBStartLearningFunction() != IX_ETH_DB_SUCCESS)
-        {
-            return IX_ETH_DB_FAIL;
-        }
-    }
-
-    return IX_ETH_DB_SUCCESS;
-}
-
-/**
- * @brief initializes the event queue and the event processor
- *
- * This function is called by the component initialization
- * function, ixEthDBInit().
- *
- * @warning do not call directly
- *
- * @return IX_ETH_DB_SUCCESS if the operation completed
- * successfully or IX_ETH_DB_FAIL otherwise
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-IxEthDBStatus ixEthDBStartLearningFunction(void)
-{
-    IxOsalThread eventProcessorThread;
-    IxOsalThreadAttr threadAttr;
-
-    threadAttr.name      = "EthDB event thread";
-    threadAttr.stackSize = 32 * 1024; /* 32kbytes */
-    threadAttr.priority  = 128;
-
-    /* reset event queue */
-    ixOsalMutexLock(&eventQueueLock, IX_OSAL_WAIT_FOREVER);
-
-    RESET_QUEUE(&eventQueue);
-
-    ixOsalMutexUnlock(&eventQueueLock);
-
-    /* init event queue semaphore */
-    if (ixOsalSemaphoreInit(&eventQueueSemaphore, 0) != IX_SUCCESS)
-    {
-        return IX_ETH_DB_FAIL;
-    }
-
-    ixEthDBLearningShutdown = false;
-
-    /* create processor loop thread */
-    if (ixOsalThreadCreate(&eventProcessorThread, &threadAttr, ixEthDBEventProcessorLoop, NULL) != IX_SUCCESS)
-    {
-        return IX_ETH_DB_FAIL;
-    }
-
-    /* start event processor */
-    ixOsalThreadStart(&eventProcessorThread);
-
-    return IX_ETH_DB_SUCCESS;
-}
-
-/**
- * @brief stops the event processor
- *
- * Stops the event processor and frees the event queue semaphore
- * Called by the component de-initialization function, ixEthDBUnload()
- *
- * @warning do not call directly
- *
- * @return IX_ETH_DB_SUCCESS if the operation completed 
- * successfully or IX_ETH_DB_FAIL otherwise;
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-IxEthDBStatus ixEthDBStopLearningFunction(void)
-{
-    ixEthDBLearningShutdown = true;
-
-    /* wake up event processing loop to actually process the shutdown event */
-    ixOsalSemaphorePost(&eventQueueSemaphore);
-
-    if (ixOsalSemaphoreDestroy(&eventQueueSemaphore) != IX_SUCCESS)
-    {
-        return IX_ETH_DB_FAIL;
-    }
-
-    return IX_ETH_DB_SUCCESS;
-}
-
-/**
- * @brief default NPE event processing callback
- *
- * @param npeID ID of the NPE that generated the event
- * @param msg NPE message (encapsulated event)
- *
- * Creates an event object on the Ethernet event processor queue
- * and signals the new event by incrementing the event queue semaphore.
- * Events are processed by @ref ixEthDBEventProcessorLoop() which runs
- * at user level.
- *
- * @see ixEthDBEventProcessorLoop()
- *
- * @warning do not call directly
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-void ixEthDBNPEEventCallback(IxNpeMhNpeId npeID, IxNpeMhMessage msg)
-{
-    PortEvent *local_event;
-
-    IX_ETH_DB_IRQ_EVENTS_TRACE("DB: (Events) new event received by processor callback from port %d, id 0x%X\n", IX_ETH_DB_NPE_TO_PORT_ID(npeID), NPE_MSG_ID(msg), 0, 0, 0, 0);
-
-    if (CAN_ENQUEUE(&eventQueue))
-    {
-        TEST_FIXTURE_LOCK_EVENT_QUEUE;
-
-        local_event = QUEUE_HEAD(&eventQueue);
-
-        /* create event structure on queue */
-        local_event->eventType = NPE_MSG_ID(msg);
-        local_event->portID    = IX_ETH_DB_NPE_TO_PORT_ID(npeID);
-        
-        /* update queue */
-        PUSH_UPDATE_QUEUE(&eventQueue);
-
-        TEST_FIXTURE_UNLOCK_EVENT_QUEUE;
-
-        IX_ETH_DB_IRQ_EVENTS_TRACE("DB: (Events) Waking up main processor loop...\n", 0, 0, 0, 0, 0, 0);
-
-        /* increment event queue semaphore */
-        ixOsalSemaphorePost(&eventQueueSemaphore);
-    }
-    else
-    {
-        IX_ETH_DB_IRQ_EVENTS_TRACE("DB: (Events) Warning: could not enqueue event (overflow)\n", 0, 0, 0, 0, 0, 0);
-    }
-}
-
-/**
- * @brief Ethernet event processor loop
- *
- * Extracts at most EVENT_PROCESSING_LIMIT batches of events and
- * sends them for processing to @ref ixEthDBProcessEvent().
- * Triggers port updates which normally follow learning events.
- *
- * @warning do not call directly, executes in separate thread
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-void ixEthDBEventProcessorLoop(void *unused1)
-{
-    IxEthDBPortMap triggerPorts;
-    IxEthDBPortId portIndex;
-
-    ixEthDBEventProcessorRunning = true;
-
-    IX_ETH_DB_EVENTS_TRACE("DB: (Events) Event processor loop was started\n");
-
-    while (!ixEthDBLearningShutdown)
-    {
-        BOOL keepProcessing    = true;
-        UINT32 processedEvents = 0;
-
-        IX_ETH_DB_EVENTS_VERBOSE_TRACE("DB: (Events) Waiting for new learning event...\n");
-
-        ixOsalSemaphoreWait(&eventQueueSemaphore, IX_OSAL_WAIT_FOREVER);
-
-        IX_ETH_DB_EVENTS_VERBOSE_TRACE("DB: (Events) Received new event\n");
-
-        if (!ixEthDBLearningShutdown)
-        {
-            /* port update handling */
-            SET_EMPTY_DEPENDENCY_MAP(triggerPorts);
-
-            while (keepProcessing)
-            {
-                PortEvent local_event;
-                UINT32 intLockKey;
-
-                /* lock queue */
-                ixOsalMutexLock(&eventQueueLock, IX_OSAL_WAIT_FOREVER);
-
-                /* lock NPE interrupts */
-                intLockKey = ixOsalIrqLock();
-
-                /* extract event */
-                local_event = *(QUEUE_TAIL(&eventQueue));
-
-                SHIFT_UPDATE_QUEUE(&eventQueue);
-
-                ixOsalIrqUnlock(intLockKey);
-
-                ixOsalMutexUnlock(&eventQueueLock);
-
-                IX_ETH_DB_EVENTS_TRACE("DB: (Events) Processing event with ID 0x%X\n", local_event.eventType);
-
-                ixEthDBProcessEvent(&local_event, triggerPorts);
-
-                processedEvents++;
-
-                if (processedEvents > EVENT_PROCESSING_LIMIT /* maximum burst reached? */
-                    || ixOsalSemaphoreTryWait(&eventQueueSemaphore) != IX_SUCCESS) /* or empty queue? */
-                {
-                    keepProcessing = false;
-                }
-            }
-
-            ixEthDBUpdatePortLearningTrees(triggerPorts);
-        }
-    }
-
-    /* turn off automatic updates */
-    for (portIndex = 0 ; portIndex < IX_ETH_DB_NUMBER_OF_PORTS ; portIndex++)
-    {
-        ixEthDBPortInfo[portIndex].updateMethod.updateEnabled = false;
-    }
-
-    ixEthDBEventProcessorRunning = false;
-}
-
-/**
- * @brief event processor routine
- *
- * @param event event to be processed
- * @param triggerPorts port map accumulating ports to be updated
- *
- * Processes learning events by synchronizing the database with
- * newly learnt data. Called only by @ref ixEthDBEventProcessorLoop().
- *
- * @warning do not call directly
- *
- * @internal
- */
-IX_ETH_DB_PRIVATE
-void ixEthDBProcessEvent(PortEvent *local_event, IxEthDBPortMap triggerPorts)
-{
-    MacDescriptor recordTemplate;
-
-    switch (local_event->eventType)
-    {
-        case IX_ETH_DB_ADD_FILTERING_RECORD:
-            /* add record */
-            memset(&recordTemplate, 0, sizeof (recordTemplate));
-            memcpy(recordTemplate.macAddress, local_event->macAddr.macAddress, sizeof (IxEthDBMacAddr));
-            
-            recordTemplate.type   = IX_ETH_DB_FILTERING_RECORD;
-            recordTemplate.portID = local_event->portID;
-            recordTemplate.recordData.filteringData.staticEntry = local_event->staticEntry;
-            
-            ixEthDBAdd(&recordTemplate, triggerPorts);
-
-            IX_ETH_DB_EVENTS_TRACE("DB: (Events) Added record on port %d\n", local_event->portID);
-
-            break;
-
-        case IX_ETH_DB_REMOVE_FILTERING_RECORD:
-            /* remove record */
-            memset(&recordTemplate, 0, sizeof (recordTemplate));
-            memcpy(recordTemplate.macAddress, local_event->macAddr.macAddress, sizeof (IxEthDBMacAddr));
-            
-            recordTemplate.type = IX_ETH_DB_FILTERING_RECORD | IX_ETH_DB_FILTERING_VLAN_RECORD;
-            
-            ixEthDBRemove(&recordTemplate, triggerPorts);
-            
-            IX_ETH_DB_EVENTS_TRACE("DB: (Events) Removed record on port %d\n", local_event->portID);
-
-            break;
-
-        default:
-            /* can't handle/not interested in this event type */
-            ERROR_LOG("DB: (Events) Event processor received an unknown event type (0x%X)\n", local_event->eventType);
-
-            return;
-    }
-}
-
-/**
- * @brief asynchronously adds a filtering record
- * by posting an ADD_FILTERING_RECORD event to the event queue
- *
- * @param macAddr MAC address of the new record
- * @param portID port ID of the new record
- * @param staticEntry true if record is static, false if dynamic
- *
- * @return IX_ETH_DB_SUCCESS if the event creation was
- * successfull or IX_ETH_DB_BUSY if the event queue is full
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-IxEthDBStatus ixEthDBTriggerAddPortUpdate(IxEthDBMacAddr *macAddr, IxEthDBPortId portID, BOOL staticEntry)
-{
-    MacDescriptor reference;
-    
-    TEST_FIXTURE_INCREMENT_DB_CORE_ACCESS_COUNTER;
-
-    /* fill search fields */
-    memcpy(reference.macAddress, macAddr, sizeof (IxEthDBMacAddr));
-    reference.portID = portID;
-    
-    /* set acceptable record types */
-    reference.type = IX_ETH_DB_ALL_FILTERING_RECORDS;
-
-    if (ixEthDBPeekHashEntry(&dbHashtable, IX_ETH_DB_MAC_PORT_KEY, &reference) == IX_ETH_DB_SUCCESS)
-    {
-        /* already have an identical record */
-        return IX_ETH_DB_SUCCESS;
-    }
-    else
-    {
-        return ixEthDBTriggerPortUpdate(IX_ETH_DB_ADD_FILTERING_RECORD, macAddr, portID, staticEntry);
-    }
-}
-
-/**
- * @brief asynchronously removes a filtering record
- * by posting a REMOVE_FILTERING_RECORD event to the event queue
- *
- * @param macAddr MAC address of the record to remove
- * @param portID port ID of the record to remove
- *
- * @return IX_ETH_DB_SUCCESS if the event creation was
- * successfull or IX_ETH_DB_BUSY if the event queue is full
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-IxEthDBStatus ixEthDBTriggerRemovePortUpdate(IxEthDBMacAddr *macAddr, IxEthDBPortId portID)
-{
-    if (ixEthDBPeek(macAddr, IX_ETH_DB_ALL_FILTERING_RECORDS) != IX_ETH_DB_NO_SUCH_ADDR)
-    {
-        return ixEthDBTriggerPortUpdate(IX_ETH_DB_REMOVE_FILTERING_RECORD, macAddr, portID, false);
-    }
-    else
-    {
-        return IX_ETH_DB_NO_SUCH_ADDR;
-    }
-}
-
-/**
- * @brief adds an ADD or REMOVE event to the main event queue
- *
- * @param eventType event type - IX_ETH_DB_ADD_FILTERING_RECORD 
- * to add and IX_ETH_DB_REMOVE_FILTERING_RECORD to remove a
- * record.
- *
- * @return IX_ETH_DB_SUCCESS if the event was successfully
- * sent or IX_ETH_DB_BUSY if the event queue is full
- *
- * @internal
- */
-IX_ETH_DB_PRIVATE
-IxEthDBStatus ixEthDBTriggerPortUpdate(UINT32 eventType, IxEthDBMacAddr *macAddr, IxEthDBPortId portID, BOOL staticEntry)
-{
-    UINT32 intLockKey;
-
-    /* lock interrupts to protect queue */
-    intLockKey = ixOsalIrqLock();
-
-    if (CAN_ENQUEUE(&eventQueue))
-    {
-        PortEvent *queueEvent = QUEUE_HEAD(&eventQueue);
-
-        /* update fields on the queue */
-        memcpy(queueEvent->macAddr.macAddress, macAddr->macAddress, sizeof (IxEthDBMacAddr));
-        
-        queueEvent->eventType     = eventType;
-        queueEvent->portID        = portID;
-        queueEvent->staticEntry   = staticEntry;
-
-        PUSH_UPDATE_QUEUE(&eventQueue);
-
-        /* imcrement event queue semaphore */
-        ixOsalSemaphorePost(&eventQueueSemaphore);
-        
-        /* unlock interrupts */
-        ixOsalIrqUnlock(intLockKey);
-
-        return IX_ETH_DB_SUCCESS;
-    }
-    else /* event queue full */
-    {
-        /* unlock interrupts */
-        ixOsalIrqUnlock(intLockKey);
-
-        return IX_ETH_DB_BUSY;
-    }
-}
-
-/**
- * @brief Locks learning tree updates and port disable
- *
- *
- * This function locks portUpdateLock single mutex. It is primarily used
- * to avoid executing 'port disable' during ELT maintenance.
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-void ixEthDBUpdateLock(void)
-{
-    ixOsalMutexLock(&portUpdateLock, IX_OSAL_WAIT_FOREVER);
-}
-
-/**
- * @brief Unlocks learning tree updates and port disable
- *
- *
- * This function unlocks a portUpdateLock mutex. It is primarily used
- * to avoid executing 'port disable' during ELT maintenance.
- *
- * @internal
- */
-IX_ETH_DB_PUBLIC
-void ixEthDBUpdateUnlock(void)
-{
-    ixOsalMutexUnlock(&portUpdateLock);
-}
-