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beceem: statistics and transmit queue changes 

Use standard network statistics variables and routines.
Transmit counters are per queue, and skb mapping is already in
skb and does not need to be recomputed. Move SearchVcId to only
place it is used.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
This commit is contained in:
Stephen Hemminger 2010-11-01 13:34:35 -04:00
parent b5ebd85b2b
commit cacd92222d
10 changed files with 41 additions and 76 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/staging/bcm/Adapter.h
View File

@ -414,17 +414,8 @@ struct _MINI_ADAPTER
// this to keep track of the Tx and Rx MailBox Registers.
atomic_t CurrNumFreeTxDesc;
// to keep track the no of byte recieved
atomic_t RxRollOverCount;
USHORT PrevNumRecvDescs;
USHORT CurrNumRecvDescs;
atomic_t GoodRxByteCount;
atomic_t GoodRxPktCount;
atomic_t BadRxByteCount;
atomic_t RxPacketDroppedCount;
atomic_t GoodTxByteCount;
atomic_t TxTotalPacketCount;
atomic_t TxDroppedPacketCount;
UINT u32TotalDSD;
PacketInfo PackInfo[NO_OF_QUEUES];
S_CLASSIFIER_RULE astClassifierTable[MAX_CLASSIFIERS];

20
drivers/staging/bcm/Bcmnet.c
View File

@ -48,25 +48,6 @@ static INT bcm_close(struct net_device *dev)
return 0;
}
static struct net_device_stats *bcm_get_stats(struct net_device *dev)
{
PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
struct net_device_stats* netstats = &dev->stats;
netstats->rx_packets = atomic_read(&Adapter->RxRollOverCount)*64*1024
+ Adapter->PrevNumRecvDescs;
netstats->rx_bytes = atomic_read(&Adapter->GoodRxByteCount)
+ atomic_read(&Adapter->BadRxByteCount);
netstats->rx_dropped = atomic_read(&Adapter->RxPacketDroppedCount);
netstats->rx_errors = atomic_read(&Adapter->RxPacketDroppedCount);
netstats->tx_bytes = atomic_read(&Adapter->GoodTxByteCount);
netstats->tx_packets = atomic_read(&Adapter->TxTotalPacketCount);
netstats->tx_dropped = atomic_read(&Adapter->TxDroppedPacketCount);
return netstats;
}
static u16 bcm_select_queue(struct net_device *dev, struct sk_buff *skb)
{
return ClassifyPacket(netdev_priv(dev), skb);
@ -140,7 +121,6 @@ Register other driver entry points with the kernel
static const struct net_device_ops bcmNetDevOps = {
.ndo_open = bcm_open,
.ndo_stop = bcm_close,
.ndo_get_stats = bcm_get_stats,
.ndo_start_xmit = bcm_transmit,
.ndo_change_mtu = eth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,

12
drivers/staging/bcm/CmHost.c
View File

@ -58,18 +58,6 @@ static INT SearchFreeSfid(PMINI_ADAPTER Adapter)
return NO_OF_QUEUES+1;
}
int SearchVcid(PMINI_ADAPTER Adapter,unsigned short usVcid)
{
int iIndex=0;
for(iIndex=(NO_OF_QUEUES-1);iIndex>=0;iIndex--)
if(Adapter->PackInfo[iIndex].usVCID_Value == usVcid)
return iIndex;
return NO_OF_QUEUES+1;
}
/*
Function: SearchClsid
Description: This routinue would search Classifier having specified ClassifierID as input parameter

21
drivers/staging/bcm/InterfaceRx.c
View File

@ -1,5 +1,15 @@
#include "headers.h"
extern int SearchVcid(PMINI_ADAPTER , unsigned short);
static int SearchVcid(PMINI_ADAPTER Adapter,unsigned short usVcid)
{
int iIndex=0;
for(iIndex=(NO_OF_QUEUES-1);iIndex>=0;iIndex--)
if(Adapter->PackInfo[iIndex].usVCID_Value == usVcid)
return iIndex;
return NO_OF_QUEUES+1;
}
static PUSB_RCB
@ -88,8 +98,7 @@ static void read_bulk_callback(struct urb *urb)
if (netif_msg_rx_err(Adapter))
pr_info(PFX "%s: corrupted leader length...%d\n",
Adapter->dev->name, pLeader->PLength);
atomic_inc(&Adapter->RxPacketDroppedCount);
atomic_add(pLeader->PLength, &Adapter->BadRxByteCount);
++Adapter->dev->stats.rx_dropped;
atomic_dec(&psIntfAdapter->uNumRcbUsed);
return;
}
@ -142,7 +151,6 @@ static void read_bulk_callback(struct urb *urb)
skb_put (skb, pLeader->PLength + ETH_HLEN);
Adapter->PackInfo[QueueIndex].uiTotalRxBytes+=pLeader->PLength;
Adapter->PackInfo[QueueIndex].uiThisPeriodRxBytes+= pLeader->PLength;
atomic_add(pLeader->PLength, &Adapter->GoodRxByteCount);
BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "Recived Data pkt of len :0x%X", pLeader->PLength);
if(netif_running(Adapter->dev))
@ -172,7 +180,10 @@ static void read_bulk_callback(struct urb *urb)
BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "i/f not up hance freeing SKB...");
dev_kfree_skb(skb);
}
atomic_inc(&Adapter->GoodRxPktCount);
++Adapter->dev->stats.rx_packets;
Adapter->dev->stats.rx_bytes += pLeader->PLength;
for(uiIndex = 0 ; uiIndex < MIBS_MAX_HIST_ENTRIES ; uiIndex++)
{
if((pLeader->PLength <= MIBS_PKTSIZEHIST_RANGE*(uiIndex+1))

2
drivers/staging/bcm/Misc.c
View File

@ -1859,8 +1859,6 @@ void flush_queue(PMINI_ADAPTER Adapter, UINT iQIndex)
dev_kfree_skb(PacketToDrop);
atomic_dec(&Adapter->TotalPacketCount);
atomic_inc(&Adapter->TxDroppedPacketCount);
}
}
spin_unlock_bh(&Adapter->PackInfo[iQIndex].SFQueueLock);

2
drivers/staging/bcm/Prototypes.h
View File

@ -93,8 +93,6 @@ void beceem_parse_target_struct(PMINI_ADAPTER Adapter);
int bcm_ioctl_fw_download(PMINI_ADAPTER Adapter, FIRMWARE_INFO *psFwInfo);
int SearchVcid(PMINI_ADAPTER Adapter,unsigned short usVcid);
void CopyMIBSExtendedSFParameters(PMINI_ADAPTER Adapter,
CServiceFlowParamSI *psfLocalSet, UINT uiSearchRuleIndex);

13
drivers/staging/bcm/Qos.c
View File

@ -359,12 +359,13 @@ static VOID PruneQueue(PMINI_ADAPTER Adapter, INT iIndex)
if(PacketToDrop)
{
struct netdev_queue *txq = netdev_get_tx_queue(Adapter->dev, iIndex);
if (netif_msg_tx_err(Adapter))
pr_info(PFX "%s: tx queue %d overlimit\n",
Adapter->dev->name, iIndex);
netstats->tx_dropped++;
atomic_inc(&Adapter->TxDroppedPacketCount);
txq->tx_dropped++;
DEQUEUEPACKET(Adapter->PackInfo[iIndex].FirstTxQueue,
Adapter->PackInfo[iIndex].LastTxQueue);
/// update current bytes and packets count
@ -397,14 +398,15 @@ VOID flush_all_queues(PMINI_ADAPTER Adapter)
{
INT iQIndex;
UINT uiTotalPacketLength;
struct sk_buff* PacketToDrop=NULL;
struct net_device_stats* netstats=&Adapter->dev->stats;
struct sk_buff* PacketToDrop=NULL;
BCM_DEBUG_PRINT(Adapter,DBG_TYPE_OTHERS, DUMP_INFO, DBG_LVL_ALL, "=====>");
// down(&Adapter->data_packet_queue_lock);
for(iQIndex=LowPriority; iQIndex<HiPriority; iQIndex++)
{
struct netdev_queue *txq = netdev_get_tx_queue(Adapter->dev, iQIndex);
spin_lock_bh(&Adapter->PackInfo[iQIndex].SFQueueLock);
while(Adapter->PackInfo[iQIndex].FirstTxQueue)
{
@ -412,8 +414,7 @@ VOID flush_all_queues(PMINI_ADAPTER Adapter)
if(PacketToDrop)
{
uiTotalPacketLength = PacketToDrop->len;
netstats->tx_dropped++;
atomic_inc(&Adapter->TxDroppedPacketCount);
txq->tx_dropped++;
}
else
uiTotalPacketLength = 0;

21
drivers/staging/bcm/Transmit.c
View File

@ -90,7 +90,7 @@ INT SetupNextSend(PMINI_ADAPTER Adapter, struct sk_buff *Packet, USHORT Vcid)
int status=0;
BOOLEAN bHeaderSupressionEnabled = FALSE;
B_UINT16 uiClassifierRuleID;
int QueueIndex = NO_OF_QUEUES + 1;
u16 QueueIndex = skb_get_queue_mapping(Packet);
LEADER Leader={0};
if(Packet->len > MAX_DEVICE_DESC_SIZE)
@ -101,14 +101,10 @@ INT SetupNextSend(PMINI_ADAPTER Adapter, struct sk_buff *Packet, USHORT Vcid)
/* Get the Classifier Rule ID */
uiClassifierRuleID = *((UINT32*) (Packet->cb)+SKB_CB_CLASSIFICATION_OFFSET);
QueueIndex = SearchVcid( Adapter,Vcid);
if(QueueIndex < NO_OF_QUEUES)
{
bHeaderSupressionEnabled =
Adapter->PackInfo[QueueIndex].bHeaderSuppressionEnabled;
bHeaderSupressionEnabled =
bHeaderSupressionEnabled & Adapter->bPHSEnabled;
}
bHeaderSupressionEnabled = Adapter->PackInfo[QueueIndex].bHeaderSuppressionEnabled
& Adapter->bPHSEnabled;
if(Adapter->device_removed)
{
status = STATUS_FAILURE;
@ -162,9 +158,12 @@ INT SetupNextSend(PMINI_ADAPTER Adapter, struct sk_buff *Packet, USHORT Vcid)
}
else
{
struct netdev_queue *txq = netdev_get_tx_queue(Adapter->dev, QueueIndex);
Adapter->PackInfo[QueueIndex].uiTotalTxBytes += Leader.PLength;
Adapter->dev->stats.tx_bytes += Leader.PLength;
++Adapter->dev->stats.tx_packets;
txq->tx_bytes += Leader.PLength;
++txq->tx_packets;
Adapter->PackInfo[QueueIndex].uiCurrentTokenCount -= Leader.PLength << 3;
Adapter->PackInfo[QueueIndex].uiSentBytes += (Packet->len);
Adapter->PackInfo[QueueIndex].uiSentPackets++;

7
drivers/staging/bcm/hostmibs.c
View File

@ -82,12 +82,9 @@ INT ProcessGetHostMibs(PMINI_ADAPTER Adapter, S_MIBS_HOST_STATS_MIBS *pstHostMi
}
//copy other Host Statistics parameters
pstHostMibs->stHostInfo.GoodTransmits =
atomic_read(&Adapter->TxTotalPacketCount);
pstHostMibs->stHostInfo.GoodReceives =
atomic_read(&Adapter->GoodRxPktCount);
pstHostMibs->stHostInfo.GoodTransmits = Adapter->dev->stats.tx_packets;
pstHostMibs->stHostInfo.GoodReceives = Adapter->dev->stats.rx_packets;
pstHostMibs->stHostInfo.CurrNumFreeDesc =
atomic_read(&Adapter->CurrNumFreeTxDesc);
pstHostMibs->stHostInfo.BEBucketSize = Adapter->BEBucketSize;

10
drivers/staging/bcm/led_control.c
View File

@ -108,8 +108,9 @@ static INT LED_Proportional_Blink(PMINI_ADAPTER Adapter, UCHAR GPIO_Num_tx,
ulong timeout = 0;
/*Read initial value of packets sent/received */
Initial_num_of_packts_tx = atomic_read(&Adapter->TxTotalPacketCount);
Initial_num_of_packts_rx = atomic_read(&Adapter->GoodRxPktCount);
Initial_num_of_packts_tx = Adapter->dev->stats.tx_packets;
Initial_num_of_packts_rx = Adapter->dev->stats.rx_packets;
/*Scale the rate of transfer to no of blinks.*/
num_of_time_tx= ScaleRateofTransfer((ULONG)rate_of_transfer_tx);
num_of_time_rx= ScaleRateofTransfer((ULONG)rate_of_transfer_rx);
@ -212,9 +213,10 @@ static INT LED_Proportional_Blink(PMINI_ADAPTER Adapter, UCHAR GPIO_Num_tx,
* Read the Tx & Rx packets transmission after 1 second and
* calculate rate of transfer
*/
Final_num_of_packts_tx = atomic_read(&Adapter->TxTotalPacketCount);
Final_num_of_packts_tx = Adapter->dev->stats.tx_packets;
Final_num_of_packts_rx = Adapter->dev->stats.rx_packets;
rate_of_transfer_tx = Final_num_of_packts_tx - Initial_num_of_packts_tx;
Final_num_of_packts_rx = atomic_read(&Adapter->GoodRxPktCount);
rate_of_transfer_rx = Final_num_of_packts_rx - Initial_num_of_packts_rx;
/*Read initial value of packets sent/received */