void ar6000_dtimexpiry_event(void *dev)
{
#if 0 //bluebird
A_BOOL isMcastQueued = FALSE;
struct sk_buff *skb = NULL;
/* If there are no associated STAs, ignore the DTIM expiry event.
* There can be potential race conditions where the last associated
* STA may disconnect & before the host could clear the 'Indicate DTIM'
* request to the firmware, the firmware would have just indicated a DTIM
* expiry event. The race is between 'clear DTIM expiry cmd' going
* from the host to the firmware & the DTIM expiry event happening from
* the firmware to the host.
*/
if (ar->sta_list_index == 0) {
return;
}
A_MUTEX_LOCK(&ar->mcastpsqLock);
isMcastQueued = A_NETBUF_QUEUE_EMPTY(&ar->mcastpsq);
A_MUTEX_UNLOCK(&ar->mcastpsqLock);
A_ASSERT(isMcastQueued == FALSE);
/* Flush the mcast psq to the target */
/* Set the STA flag to DTIMExpired, so that the frame will go out */
ar->DTIMExpired = TRUE;
A_MUTEX_LOCK(&ar->mcastpsqLock);
while (!A_NETBUF_QUEUE_EMPTY(&ar->mcastpsq)) {
skb = A_NETBUF_DEQUEUE(&ar->mcastpsq);
A_MUTEX_UNLOCK(&ar->mcastpsqLock);
ar6000_data_tx(skb, ar->arNetDev);
A_MUTEX_LOCK(&ar->mcastpsqLock);
}
A_MUTEX_UNLOCK(&ar->mcastpsqLock);
/* Reset the DTIMExpired flag back to 0 */
ar->DTIMExpired = FALSE;
/* Clear the LSB of the BitMapCtl field of the TIM IE */
wmi_set_pvb_cmd(ar->arWmi, MCAST_AID, 0);
#else
NDIS_DEBUG_PRINTF(DBG_TRACE, " %s() is not ready yet~ \r\n", __FUNCTION__);
#endif
}
bool CAsyncIOConnection::Connect(const ASOCK_ADDR& sa)
{
bool bRet;
A_MUTEX_LOCK(&m_mtxLock);
ZION_ASSERT(!m_pSendBuf);
ZION_ASSERT(!m_hConn);
ZION_ASSERT(!m_bConnecting);
if(m_hConn || m_bConnecting)
{
bRet = false;
}
else
{
m_pSendBuf = NULL;
m_bConnecting = true;
bRet = Zion::Connect(sa, g_client_handler, CAsyncIOInit::Get().m_iopool, CAsyncIOInit::Get().m_workers, this);
if(!bRet) m_bConnecting = false;
}
A_MUTEX_UNLOCK(&m_mtxLock);
return bRet;
}
void CStressManager::DisconnectAll()
{
Zion::Map<_U32, CStressClient*>::iterator i;
_U32 count = 1;
while(count>0)
{
count = 0;
A_MUTEX_LOCK(&m_mtxLocker);
for(i=m_mapClients.begin(); i!=m_mapClients.end(); i++)
{
i->second->Logout();
if(i->second->GetClient()->GetState()!=CClient::STATE_NA && i->second->GetClient()->GetState()!=CClient::STATE_FAILED) count++;
}
A_MUTEX_UNLOCK(&m_mtxLocker);
SwitchToThread();
if(!CClientApp::GetDefault()->IsThread())
{
CClientApp::GetDefault()->Tick();
}
}
for(i=m_mapClients.begin(); i!=m_mapClients.end(); i++)
{
delete i->second;
}
m_mapClients.clear();
}
void a_module_debug_support_cleanup(void)
{
ATH_DEBUG_MODULE_DBG_INFO *pInfo = g_pModuleInfoHead;
ATH_DEBUG_MODULE_DBG_INFO *pCur;
if (!g_ModuleDebugInit) {
return;
}
g_ModuleDebugInit = FALSE;
A_MUTEX_LOCK(&g_ModuleListLock);
while (pInfo != NULL) {
pCur = pInfo;
pInfo = pInfo->pNext;
pCur->pNext = NULL;
/* clear registered flag */
pCur->Flags &= ~ATH_DEBUG_INFO_FLAGS_REGISTERED;
}
A_MUTEX_UNLOCK(&g_ModuleListLock);
A_MUTEX_DELETE(&g_ModuleListLock);
g_pModuleInfoHead = NULL;
}
void
Abf_WlanStackNotificationDeInit(ATH_BT_FILTER_INSTANCE *pInstance)
{
ATHBT_FILTER_INFO *pInfo = (ATHBT_FILTER_INFO *)pInstance->pContext;
ABF_WLAN_INFO *pAbfWlanInfo = pInfo->pWlanInfo;
if (!pAbfWlanInfo) return;
/* Terminate and wait for the WLAN Event Handler task to finish */
A_MUTEX_LOCK(&pAbfWlanInfo->hWaitEventLock);
if (pAbfWlanInfo->Loop) {
pAbfWlanInfo->Loop = FALSE;
A_COND_WAIT(&pAbfWlanInfo->hWaitEvent, &pAbfWlanInfo->hWaitEventLock,
WAITFOREVER);
}
A_MUTEX_UNLOCK(&pAbfWlanInfo->hWaitEventLock);
/* Flush all the BT actions from the filter core */
HandleAdapterEvent(pInfo, ATH_ADAPTER_REMOVED);
pInfo->pWlanInfo = NULL;
A_MUTEX_DEINIT(&pAbfWlanInfo->hWaitEventLock);
A_COND_DEINIT(&pAbfWlanInfo->hWaitEvent);
A_MEMZERO(pAbfWlanInfo, sizeof(ABF_WLAN_INFO));
A_FREE(pAbfWlanInfo);
A_INFO("WLAN Stack Notification de-init complete\n");
}
const Zion::String CStressClient::GetInfo()
{
Zion::String ret;
A_MUTEX_LOCK(&m_pClient->m_mtxClient);
ret = m_Info;
A_MUTEX_UNLOCK(&m_pClient->m_mtxClient);
return ret;
}
bool CClientApp::Tick(_U32 nTime)
{
if(m_bThread) return false;
bool bQuit = false, bRet = false;
CLIENTAPP_ITEM i;
while(!bQuit)
{
A_MUTEX_LOCK(&m_mtxQueue);
if(m_Queue.size()==0)
{
bQuit = true;
A_MUTEX_UNLOCK(&m_mtxQueue);
break;
}
i = m_Queue.front();
m_Queue.pop_front();
bRet = true;
A_MUTEX_UNLOCK(&m_mtxQueue);
switch(i.nCode)
{
case 0:
i.pClient->OnLoginDone();
break;
case 1:
i.pClient->OnLoginFailed();
break;
case 2:
i.pClient->OnDisconnected();
break;
case 3:
i.pClient->OnData(i.iid, i.fid, i.len, i.data);
ZION_FREE(i.data);
break;
}
}
Zion::Set<CClient*>::iterator it;
for(it=m_Clients.begin(); it!=m_Clients.end(); it++)
{
(*it)->Tick();
}
return bRet;
}
void CClientApp::QueueTask(CClient* pClient, CClientTask* pTask)
{
ZION_ASSERT(!m_bThread);
CLIENTAPP_ITEM i = { 4, pClient, 0, 0, 0, NULL };
A_MUTEX_LOCK(&m_mtxQueue);
m_Queue.push_back(i);
A_MUTEX_UNLOCK(&m_mtxQueue);
}
_U32 CStressManager::NewClient()
{
_U32 index = A_ATOM_INC(&m_nIDSeq);
CStressClient* pClient = ZION_NEW CStressClient(index, CClientApp::GetDefault()->NewClient());
A_MUTEX_LOCK(&m_mtxLocker);
m_mapClients[index] = pClient;
A_MUTEX_UNLOCK(&m_mtxLocker);
return index;
}
void ar6000_pspoll_event(void *dev,A_UINT8 aid)
{
#if 0 //bluebird
sta_t *conn=NULL;
A_BOOL isPsqEmpty = FALSE;
conn = ieee80211_find_conn_for_aid(ar, aid);
/* If the PS q for this STA is not empty, dequeue and send a pkt from
* the head of the q. Also update the More data bit in the WMI_DATA_HDR
* if there are more pkts for this STA in the PS q. If there are no more
* pkts for this STA, update the PVB for this STA.
*/
A_MUTEX_LOCK(&conn->psqLock);
isPsqEmpty = A_NETBUF_QUEUE_EMPTY(&conn->psq);
A_MUTEX_UNLOCK(&conn->psqLock);
if (isPsqEmpty) {
/* TODO:No buffered pkts for this STA. Send out a NULL data frame */
} else {
struct sk_buff *skb = NULL;
A_MUTEX_LOCK(&conn->psqLock);
skb = A_NETBUF_DEQUEUE(&conn->psq);
A_MUTEX_UNLOCK(&conn->psqLock);
/* Set the STA flag to PSPolled, so that the frame will go out */
STA_SET_PS_POLLED(conn);
ar6000_data_tx(skb, ar->arNetDev);
STA_CLR_PS_POLLED(conn);
/* Clear the PVB for this STA if the queue has become empty */
A_MUTEX_LOCK(&conn->psqLock);
isPsqEmpty = A_NETBUF_QUEUE_EMPTY(&conn->psq);
A_MUTEX_UNLOCK(&conn->psqLock);
if (isPsqEmpty) {
wmi_set_pvb_cmd(ar->arWmi, conn->aid, 0);
}
}
#else
NDIS_DEBUG_PRINTF(DBG_TRACE, " %s() is not ready yet~ \r\n", __FUNCTION__);
#endif //bluebird
}
CStressClient* CStressManager::GetClient(_U32 id)
{
CStressClient* pClient;
Zion::Map<_U32, CStressClient*>::iterator i;
A_MUTEX_LOCK(&m_mtxLocker);
i = m_mapClients.find(id);
pClient = (i==m_mapClients.end()?NULL:i->second);
A_MUTEX_UNLOCK(&m_mtxLocker);
return pClient;
}
void CAsyncIOConnection::OnRawConnected(HCONNECT hConn)
{
A_MUTEX_LOCK(&m_mtxLock);
ZION_ASSERT(!m_hConn);
m_hConn = hConn;
m_bConnecting = false;
A_MUTEX_UNLOCK(&m_mtxLock);
CClientConnection::OnRawConnected();
}
void CStressManager::GetClients(Zion::Array<_U32>& clients)
{
clients.clear();
Zion::Map<_U32, CStressClient*>::iterator i;
A_MUTEX_LOCK(&m_mtxLocker);
for(i=m_mapClients.begin(); i!=m_mapClients.end(); i++)
{
clients.push_back(i->first);
}
A_MUTEX_UNLOCK(&m_mtxLocker);
}
void CStressClient::Tick()
{
A_MUTEX_LOCK(&m_pClient->m_mtxClient);
Zion::Map<Zion::String, CStressCase*>::iterator i;
for(i=m_Cases.begin(); i!=m_Cases.end(); i++)
{
i->second->OnTick();
}
A_MUTEX_UNLOCK(&m_pClient->m_mtxClient);
}
void CAsyncIOConnection::OnRawDisconnected()
{
A_MUTEX_LOCK(&m_mtxLock);
if(m_pSendBuf)
{
UnlockIoBuffer(m_pSendBuf);
m_pSendBuf = NULL;
}
m_hConn = NULL;
A_MUTEX_UNLOCK(&m_mtxLock);
CClientConnection::OnRawDisconnected();
}
void CStressManager::UpdateAll()
{
A_MUTEX_LOCK(&m_mtxLocker);
Zion::Map<_U32, CStressClient*>::iterator it = m_mapClients.begin();
while(it != m_mapClients.end())
{
it->second->Tick();
++it;
}
A_MUTEX_UNLOCK(&m_mtxLocker);
}
void CClientApp::QueueDisconnected(CClient* pClient)
{
if(m_bThread)
{
pClient->OnDisconnected();
return;
}
CLIENTAPP_ITEM i = { 2, pClient, 0, 0, 0, NULL };
A_MUTEX_LOCK(&m_mtxQueue);
m_Queue.push_back(i);
A_MUTEX_UNLOCK(&m_mtxQueue);
}
void CClientApp::QueueLoginDone(CClient* pClient)
{
if(m_bThread)
{
pClient->OnLoginDone();
return;
}
CLIENTAPP_ITEM i = { 0, pClient, 0, 0, 0, NULL };
A_MUTEX_LOCK(&m_mtxQueue);
m_Queue.push_back(i);
A_MUTEX_UNLOCK(&m_mtxQueue);
}
void CClientApp::QueueData(CClient* pClient, _U16 iid, _U16 fid, _U32 len, const _U8* data)
{
if(m_bThread)
{
pClient->OnData(iid, fid, len, data);
return;
}
CLIENTAPP_ITEM i = { 3, pClient, iid, fid, len, NULL };
i.data = (_U8*)ZION_ALLOC(len);
memcpy(i.data, data, len);
A_MUTEX_LOCK(&m_mtxQueue);
m_Queue.push_back(i);
A_MUTEX_UNLOCK(&m_mtxQueue);
}
void a_register_module_debug_info(ATH_DEBUG_MODULE_DBG_INFO *pInfo)
{
if (!g_ModuleDebugInit) {
return;
}
A_MUTEX_LOCK(&g_ModuleListLock);
if (!(pInfo->Flags & ATH_DEBUG_INFO_FLAGS_REGISTERED)) {
if (g_pModuleInfoHead == NULL) {
g_pModuleInfoHead = pInfo;
} else {
pInfo->pNext = g_pModuleInfoHead;
g_pModuleInfoHead = pInfo;
}
pInfo->Flags |= ATH_DEBUG_INFO_FLAGS_REGISTERED;
}
A_MUTEX_UNLOCK(&g_ModuleListLock);
}
CStressCase* CStressClient::NewStressCase(const char* name)
{
CStressCase* pCase = NULL;
A_MUTEX_LOCK(&m_pClient->m_mtxClient);
Zion::Map<Zion::String, CStressCase*>::iterator i;
i = m_Cases.find(name);
if(i==m_Cases.end())
{
pCase = CStressManager::Get().CreateCase(name);
if(pCase)
{
CaseAttach(pCase);
}
}
A_MUTEX_UNLOCK(&m_pClient->m_mtxClient);
return pCase;
}
void CAsyncIOConnection::SendData(_U32 len, const _U8* data, bool bPending)
{
A_MUTEX_LOCK(&m_mtxLock);
HIOPOOL pool = HIOPoolOf(m_hConn);
_U32 blen = GetIoBufferSize(pool);
_U32 dolen;
while(len>0)
{
if(!m_pSendBuf)
{
m_pSendBuf = LockIoBuffer(pool);
m_nSendBufLen = 0;
}
dolen = (len>blen-m_nSendBufLen)?blen-m_nSendBufLen:len;
memcpy(m_pSendBuf+m_nSendBufLen, data, dolen);
len -= dolen;
data += dolen;
m_nSendBufLen += dolen;
if(m_nSendBufLen==blen)
{
Send(m_hConn, m_nSendBufLen, m_pSendBuf);
m_pSendBuf = NULL;
}
}
if(!bPending && m_pSendBuf!=NULL && m_nSendBufLen>0)
{
Send(m_hConn, m_nSendBufLen, m_pSendBuf);
m_pSendBuf = NULL;
}
A_MUTEX_UNLOCK(&m_mtxLock);
}
void
htcEnableCreditCounterInterrupt(HTC_TARGET *target,
HTC_ENDPOINT_ID endPointId)
{
A_STATUS status;
A_UINT32 address;
HIF_REQUEST request;
HTC_ENDPOINT *endPoint;
HTC_REG_REQUEST_ELEMENT *element;
#ifdef ONLY_16BIT
A_UINT16 counter_int_enable16;
#endif
A_UCHAR counter_int_enable;
endPoint = &target->endPoint[endPointId];
AR_DEBUG_ASSERT(endPoint != NULL);
A_MUTEX_LOCK(&counterCS);
endPoint->txCreditsIntrEnable = TRUE;
HIF_FRAME_REQUEST(&request, HIF_WRITE, HIF_EXTENDED_IO,
HIF_ASYNCHRONOUS, HIF_BYTE_BASIS,
HIF_FIXED_ADDRESS);
element = allocateRegRequestElement(target);
AR_DEBUG_ASSERT(element != NULL);
counter_int_enable = ((target->endPoint[0].txCreditsIntrEnable << (4)) |
(target->endPoint[1].txCreditsIntrEnable << (5)) |
(target->endPoint[2].txCreditsIntrEnable << (6)) |
(target->endPoint[3].txCreditsIntrEnable << (7)) |
0x0F);
#ifdef ONLY_16BIT
counter_int_enable16 = (counter_int_enable << 8) | target->table.error_status_enable;
FILL_REG_BUFFER(element, NULL, 2, COUNTER_INT_STATUS_ENABLE_REG, counter_int_enable16);
address = getRegAddr(ERROR_STATUS_ENABLE_REG, ENDPOINT_UNUSED);
status = HIFReadWrite(target->device, address,
(A_UCHAR *)&((GET_REG_BUFFER(element))->offset),
2, &request, element);
#else
FILL_REG_BUFFER(element, NULL, 1, COUNTER_INT_STATUS_ENABLE_REG, counter_int_enable);
address = getRegAddr(COUNTER_INT_STATUS_ENABLE_REG, ENDPOINT_UNUSED);
status = HIFReadWrite(target->device, address,
(A_UCHAR *)&((GET_REG_BUFFER(element))->offset),
1, &request, element);
#endif
#ifndef HTC_SYNC
AR_DEBUG_ASSERT(status == A_OK);
#else
AR_DEBUG_ASSERT(status == A_OK || status == A_PENDING);
if (status == A_OK) {
element->completionCB(element, status);
}
#endif
A_MUTEX_UNLOCK(&counterCS);
}
/* Internal functions */
static void *
WlanEventThread(void *arg)
{
int left, ret, sd;
struct timeval tv;
socklen_t fromlen;
struct nlmsghdr *h;
fd_set readfds, tempfds;
char buf[WLAN_EVENT_SIZE_MAX];
struct sockaddr_nl from, local;
ABF_WLAN_INFO *pAbfWlanInfo = (ABF_WLAN_INFO *)arg;
ATHBT_FILTER_INFO *pInfo = pAbfWlanInfo->pInfo;
ATH_BT_FILTER_INSTANCE *pInstance = pInfo->pInstance;
A_STATUS status;
A_INFO("Starting the WLAN Event Handler task\n");
A_INFO("Checking WLAN adapter on startup .. \n");
if (!pInstance->pWlanAdapterName) {
Abf_WlanCheckSettings(pAbfWlanInfo->IfName, NULL);
if (pAbfWlanInfo->IfName[0]) {
pAbfWlanInfo->IfIndex = if_nametoindex(pAbfWlanInfo->IfName);
}
}
status = AcquireWlanAdapter(pAbfWlanInfo);
if (A_FAILED(status)) {
A_INFO("No WLAN adapter on startup (OKAY) \n");
}else {
/* Communicate this to the Filter task */
HandleAdapterEvent(pInfo, ATH_ADAPTER_ARRIVED);
A_INFO("WLAN Adapter Added\n");
}
do {
sd = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sd < 0) {
A_ERR("[%s] socket(PF_NETLINK,SOCK_RAW,NETLINK_ROUTE): %d\n",
__FUNCTION__, sd);
break;
}
A_MEMZERO(&local, sizeof(struct sockaddr_nl));
local.nl_family = AF_NETLINK;
local.nl_groups = RTMGRP_LINK;
if ((ret = bind(sd, (struct sockaddr *) &local, sizeof(local))) < 0) {
A_ERR("[%s] bind(netlink): %d\n", __FUNCTION__, ret);
close(sd);
break;
}
FD_ZERO(&readfds);
FD_SET(sd, &readfds);
while (pAbfWlanInfo->Loop) {
A_MEMCPY(&tempfds, &readfds, sizeof(fd_set));
tv.tv_sec = 1;
tv.tv_usec = 0;
ret = select(sd+1, &tempfds, NULL, NULL, &tv);
if ((ret < 0) && (errno != EINTR)) {
A_ERR("[%s] select failed: %d\n", __FUNCTION__, ret);
break;
} else if ((ret > 0) && (FD_ISSET(sd, &tempfds))) {
fromlen = sizeof(from);
do {
left = recvfrom(sd, buf, sizeof(buf), 0,
(struct sockaddr *) &from, &fromlen);
} while (left == -1 && errno == EINTR);
if (left < 0) {
A_ERR("[%s] recvfrom(netlink)\n", __FUNCTION__);
continue;
// break;
}
h = (struct nlmsghdr *) buf;
while (left >= sizeof(*h)) {
int len, plen;
len = h->nlmsg_len;
plen = len - sizeof(*h);
if (len > left || plen < 0) {
A_ERR("[%s] malformed netlink message\n", __FUNCTION__);
continue;
}
//A_DEBUG("RTM Message Type: %s\n",
// ((h->nlmsg_type == RTM_NEWLINK) ?
// "RTM_NEWLINK" : ((h->nlmsg_type == RTM_DELLINK) ?
// "RTM_DELLINK" : "RTM_OTHER")));
switch (h->nlmsg_type) {
case RTM_NEWLINK:
NewLinkEvent(pInstance, h, plen);
break;
case RTM_DELLINK:
DelLinkEvent(pInstance, h, plen);
break;
default:
break;
}
len = NLMSG_ALIGN(len);
left -= len;
h = (struct nlmsghdr *) ((char *) h + len);
}
}
}
close(sd);
} while (FALSE);
/* Clean up the resources allocated in this task */
A_INFO("Terminating the WLAN Event Handler task\n");
A_MUTEX_LOCK(&pAbfWlanInfo->hWaitEventLock);
pAbfWlanInfo->Loop = FALSE;
A_COND_SIGNAL(&pAbfWlanInfo->hWaitEvent);
A_MUTEX_UNLOCK(&pAbfWlanInfo->hWaitEventLock);
return NULL;
}
A_STATUS
htcRegCompletionCB(HTC_REG_REQUEST_ELEMENT *element,
A_STATUS status)
{
A_STATUS ret;
HTC_TARGET *target;
HTC_ENDPOINT *endPoint;
HTC_REG_BUFFER *regBuffer;
#ifdef ONLY_16BIT
A_UINT16 txCreditsConsumed;
A_UINT16 txCreditsAvailable;
#else
A_UINT8 txCreditsConsumed;
A_UINT8 txCreditsAvailable;
#endif
HTC_ENDPOINT_ID endPointId;
HTC_DEBUG_PRINTF(ATH_LOG_TRC | ATH_LOG_SEND | ATH_LOG_RECV,
"htcRegCompletion - Enter\n");
AR_DEBUG_ASSERT(status == A_OK);
/* Get the context */
AR_DEBUG_ASSERT(element != NULL);
regBuffer = GET_REG_BUFFER(element);
AR_DEBUG_ASSERT(regBuffer != NULL);
target = regBuffer->target;
AR_DEBUG_ASSERT(target != NULL);
/* Identify the register and the operation responsible for the callback */
ret = A_OK;
switch(regBuffer->base) {
case TX_CREDIT_COUNTER_DECREMENT_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "TX_CREDIT_COUNTER_DECREMENT_REG\n");
endPointId = regBuffer->offset;
endPoint = &target->endPoint[endPointId];
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): LOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_LOCK(&creditCS);
/* Calculate the number of credits available */
#ifdef ONLY_16BIT
AR_DEBUG_ASSERT((GET_TX_CREDITS_CONSUMED(endPoint)*2) == regBuffer->length);
#else
AR_DEBUG_ASSERT(GET_TX_CREDITS_CONSUMED(endPoint) == regBuffer->length);
#endif
AR_DEBUG_ASSERT(regBuffer->buffer[0] >=
GET_TX_CREDITS_CONSUMED(endPoint));
SET_TX_CREDITS_AVAILABLE(endPoint, regBuffer->buffer[0] -
GET_TX_CREDITS_CONSUMED(endPoint));
SET_TX_CREDITS_CONSUMED(endPoint, 0);
txCreditsAvailable = GET_TX_CREDITS_AVAILABLE(endPoint);
txCreditsConsumed = GET_TX_CREDITS_CONSUMED(endPoint);
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): UNLOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_UNLOCK(&creditCS);
HTC_DEBUG_PRINTF(ATH_LOG_INF | ATH_LOG_SEND,
"Pulling %d tx credits from the target\n",
txCreditsAvailable);
#ifdef DEBUG
txcreditsavailable[endPointId] = txCreditsAvailable;
txcreditsconsumed[endPointId] = txCreditsConsumed;
#endif /* DEBUG */
if (txCreditsAvailable) {
htcSendFrame(endPoint);
} else {
/*
* Enable the Tx credit counter interrupt so that we can get the
* credits posted by the target.
*/
htcEnableCreditCounterInterrupt(target, endPointId);
#ifdef DEBUG
txcreditintrenable[endPointId] += 1;
txcreditintrenableaggregate[endPointId] += 1;
#endif /* DEBUG */
}
break;
case TX_CREDIT_COUNTER_RESET_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "TX_CREDIT_COUNTER_RESET_REG\n");
endPointId = regBuffer->offset;
/*
* Enable the Tx credit counter interrupt so that we can get the
* credits posted by the target.
*/
htcEnableCreditCounterInterrupt(target, endPointId);
#ifdef DEBUG
txcreditintrenable[endPointId] += 1;
txcreditintrenableaggregate[endPointId] += 1;
#endif /* DEBUG */
break;
case COUNTER_INT_STATUS_ENABLE_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "COUNTER_INT_STATUS_ENABLE: 0x%x\n",
target->table.counter_int_status_enable);
break;
case COUNTER_INT_STATUS_DISABLE_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "COUNTER_INT_STATUS_DISABLE:0x%x\n",
target->table.counter_int_status_enable);
HIFAckInterrupt(target->device);
HTC_DEBUG_PRINTF(ATH_LOG_TRC, "htcDSRHandler - ACK\n");
break;
case INT_WLAN_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "INT_WLAN: 0x%x\n",
target->table.int_wlan);
target->table.int_wlan = 0;
/* Mark the target state as ready and signal the waiting sem */
target->ready = TRUE;
A_WAKE_UP(&htcEvent);
break;
case INT_STATUS_ENABLE_REG:
HTC_DEBUG_PRINTF(ATH_LOG_INF, "INT_STATUS_ENABLE: 0x%x\n",
target->table.int_status_enable);
break;
default:
HTC_DEBUG_PRINTF(ATH_LOG_ERR,
"Invalid register address: %d\n", regBuffer->base);
}
/* Free the register request structure */
freeRegRequestElement(element);
HTC_DEBUG_PRINTF(ATH_LOG_TRC, "htcRegCompletion - Exit\n");
return ret;
}
void CAsyncIOConnection::Disconnect()
{
A_MUTEX_LOCK(&m_mtxLock);
if(m_hConn) Zion::Disconnect(m_hConn);
A_MUTEX_UNLOCK(&m_mtxLock);
}
void
htcDisableCreditCounterInterrupt(HTC_TARGET *target,
HTC_ENDPOINT_ID unused)
{
A_STATUS status;
A_UINT32 address;
HIF_REQUEST request;
HTC_ENDPOINT *endPoint;
HTC_ENDPOINT_ID endPointId;
A_UINT8 update_credit_int_status;
HTC_REG_REQUEST_ELEMENT *element;
#ifdef ONLY_16BIT
A_UINT16 counter_int_enable16;
#endif
A_UCHAR counter_int_enable;
A_MUTEX_LOCK(&counterCS);
/* The Tx credit counter update bits are reflected in the upper nibble */
update_credit_int_status = target->table.counter_int_status & 0xF0;
while(update_credit_int_status) {
endPointId = htcGetBitNumSet(update_credit_int_status) -
HTC_MAILBOX_NUM_MAX;
endPoint = &target->endPoint[endPointId];
AR_DEBUG_ASSERT(endPoint != NULL);
HTC_DEBUG_PRINTF(ATH_LOG_INF,
"endPoint(%d): %p\n", endPointId, endPoint);
/* Disable the tx credit interrupt */
endPoint->txCreditsIntrEnable = FALSE;
update_credit_int_status &=
~(1 << htcGetBitNumSet(update_credit_int_status));
}
HIF_FRAME_REQUEST(&request, HIF_WRITE, HIF_EXTENDED_IO, HIF_ASYNCHRONOUS,
HIF_BYTE_BASIS, HIF_FIXED_ADDRESS);
element = allocateRegRequestElement(target);
AR_DEBUG_ASSERT(element != NULL);
counter_int_enable = ((target->endPoint[0].txCreditsIntrEnable << (4)) |
(target->endPoint[1].txCreditsIntrEnable << (5)) |
(target->endPoint[2].txCreditsIntrEnable << (6)) |
(target->endPoint[3].txCreditsIntrEnable << (7)) | 0x0F);
#ifdef ONLY_16BIT
counter_int_enable16 = (counter_int_enable << 8) | target->table.error_status_enable;
FILL_REG_BUFFER(element, NULL, 2, COUNTER_INT_STATUS_DISABLE_REG,
counter_int_enable16);
address = getRegAddr(ERROR_STATUS_ENABLE_REG, ENDPOINT_UNUSED);
status = HIFReadWrite(target->device, address,
(A_UCHAR *)&((GET_REG_BUFFER(element))->offset),
2, &request, element);
#else
FILL_REG_BUFFER(element, NULL, 1, COUNTER_INT_STATUS_DISABLE_REG,
counter_int_enable);
address = getRegAddr(COUNTER_INT_STATUS_DISABLE_REG, ENDPOINT_UNUSED);
status = HIFReadWrite(target->device, address,
(A_UCHAR *)&((GET_REG_BUFFER(element))->offset),
1, &request, element);
#endif
#ifndef HTC_SYNC
AR_DEBUG_ASSERT(status == A_OK);
#else
AR_DEBUG_ASSERT(status == A_OK || status == A_PENDING);
if ( status == A_OK ) {
element->completionCB(element, status);
}
#endif
A_MUTEX_UNLOCK(&counterCS);
}
void
htcServiceCounterInterrupt(HTC_TARGET *target)
{
A_STATUS status;
A_UINT32 address;
HIF_REQUEST request;
HTC_ENDPOINT *endPoint;
HTC_ENDPOINT_ID endPointId;
A_UINT8 counter_int_status;
A_UINT8 reset_credit_int_status;
A_UINT8 update_credit_int_status;
HTC_REG_REQUEST_ELEMENT *element;
HTC_DEBUG_PRINTF(ATH_LOG_INF, "Counter Interrupt\n");
counter_int_status = target->table.counter_int_status &
target->table.counter_int_status_enable;
AR_DEBUG_ASSERT(counter_int_status);
HTC_DEBUG_PRINTF(ATH_LOG_INF,
"Valid interrupt source(s) in COUNTER_INT_STATUS: 0x%x\n",
counter_int_status);
/* Service the reset credit counter interrupt */
reset_credit_int_status = (counter_int_status & 0x0F);
while(reset_credit_int_status) {
endPointId = htcGetBitNumSet(reset_credit_int_status);
endPoint = &target->endPoint[endPointId];
AR_DEBUG_ASSERT(endPoint != NULL);
HTC_DEBUG_PRINTF(ATH_LOG_INF,
"endPoint(%d): %p\n", endPointId, endPoint);
/* Initialize the number of credits available to zero */
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): LOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_LOCK(&creditCS);
SET_TX_CREDITS_AVAILABLE(endPoint, 0);
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): UNLOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_UNLOCK(&creditCS);
/* Clear the interrupt */
HIF_FRAME_REQUEST(&request, HIF_READ, HIF_EXTENDED_IO,
HIF_ASYNCHRONOUS, HIF_BYTE_BASIS, HIF_FIXED_ADDRESS);
address = getRegAddr(TX_CREDIT_COUNTER_RESET_REG, endPointId);
element = allocateRegRequestElement(target);
AR_DEBUG_ASSERT(element != NULL);
FILL_REG_BUFFER(element, &endPoint->txCreditsAvailable[1], sizeof(endPoint->txCreditsAvailable[1]),
TX_CREDIT_COUNTER_RESET_REG, endPointId);
status = HIFReadWrite(target->device, address,
(A_UCHAR *)&endPoint->txCreditsAvailable[1],
sizeof(endPoint->txCreditsAvailable[1]), &request, element);
#ifndef HTC_SYNC
AR_DEBUG_ASSERT(status == A_OK);
#else
AR_DEBUG_ASSERT(status == A_OK || status == A_PENDING);
if (status == A_OK) {
/* Enable the Tx credit counter interrupt so that we can get the
* credits posted by the target */
htcEnableCreditCounterInterrupt(target, endPointId);
}
#endif
reset_credit_int_status &=
~(1 << htcGetBitNumSet(reset_credit_int_status));
}
/* Disable the credit counter interrupt */
htcDisableCreditCounterInterrupt(target, ENDPOINT_UNUSED);
/* Service the credit counter interrupt */
update_credit_int_status = counter_int_status & 0xF0;
while(update_credit_int_status) {
endPointId = htcGetBitNumSet(update_credit_int_status) -
HTC_MAILBOX_NUM_MAX;
endPoint = &target->endPoint[endPointId];
AR_DEBUG_ASSERT(endPoint != NULL);
/* This is the minimum number of credits that we would have got */
AR_DEBUG_ASSERT(GET_TX_CREDITS_AVAILABLE(endPoint) == 0);
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): LOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_LOCK(&creditCS);
SET_TX_CREDITS_AVAILABLE(endPoint, 1);
HTC_DEBUG_PRINTF(ATH_LOG_SYNC,
"Critical Section (credit): UNLOCK at line %d in file %s\n", __LINE__, __FILE__);
A_MUTEX_UNLOCK(&creditCS);
#ifdef DEBUG
txcreditsavailable[endPointId] = GET_TX_CREDITS_AVAILABLE(endPoint);
txcreditintrenable[endPointId] -= 1;
#endif /* DEBUG */
HTC_DEBUG_PRINTF(ATH_LOG_INF, "Tx Credits Available: %d\n",
GET_TX_CREDITS_AVAILABLE(endPoint));
if (!target->ready) {
htcSendBlkSize(endPoint);
} else {
htcSendFrame(endPoint);
}
update_credit_int_status &=
~(1 << htcGetBitNumSet(update_credit_int_status));
}
}