fixed all the errors found by checkpatch.pl Signed-off-by: Gokulnath A <Gokulnath.Avanashilingam@xxxxxxxxxxxx> --- drivers/staging/bcm/InterfaceRx.c | 154 +++++++++++++++----------------------- 1 file changed, 62 insertions(+), 92 deletions(-) diff --git a/drivers/staging/bcm/InterfaceRx.c b/drivers/staging/bcm/InterfaceRx.c index f2973f5..6c070ee 100644 --- a/drivers/staging/bcm/InterfaceRx.c +++ b/drivers/staging/bcm/InterfaceRx.c @@ -1,11 +1,11 @@ #include "headers.h" -static int SearchVcid(struct bcm_mini_adapter *Adapter,unsigned short usVcid) +static int SearchVcid(struct bcm_mini_adapter *Adapter, unsigned short usVcid) { - int iIndex=0; + int iIndex = 0; - for(iIndex=(NO_OF_QUEUES-1);iIndex>=0;iIndex--) - if(Adapter->PackInfo[iIndex].usVCID_Value == usVcid) + for (iIndex = (NO_OF_QUEUES-1); iIndex >= 0; iIndex--) + if (Adapter->PackInfo[iIndex].usVCID_Value == usVcid) return iIndex; return NO_OF_QUEUES+1; @@ -18,14 +18,13 @@ GetBulkInRcb(struct bcm_interface_adapter *psIntfAdapter) struct bcm_usb_rcb *pRcb = NULL; UINT index = 0; - if((atomic_read(&psIntfAdapter->uNumRcbUsed) < MAXIMUM_USB_RCB) && - (psIntfAdapter->psAdapter->StopAllXaction == false)) - { + if ((atomic_read(&psIntfAdapter->uNumRcbUsed) < MAXIMUM_USB_RCB) && + (psIntfAdapter->psAdapter->StopAllXaction == false)) { index = atomic_read(&psIntfAdapter->uCurrRcb); pRcb = &psIntfAdapter->asUsbRcb[index]; pRcb->bUsed = TRUE; - pRcb->psIntfAdapter= psIntfAdapter; - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Got Rx desc %d used %d", + pRcb->psIntfAdapter = psIntfAdapter; + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Got Rx desc %d used %d", index, atomic_read(&psIntfAdapter->uNumRcbUsed)); index = (index + 1) % MAXIMUM_USB_RCB; atomic_set(&psIntfAdapter->uCurrRcb, index); @@ -40,9 +39,8 @@ static void read_bulk_callback(struct urb *urb) struct sk_buff *skb = NULL; bool bHeaderSupressionEnabled = false; int QueueIndex = NO_OF_QUEUES + 1; - UINT uiIndex=0; + UINT uiIndex = 0; int process_done = 1; - //int idleflag = 0 ; struct bcm_usb_rcb *pRcb = (struct bcm_usb_rcb *)urb->context; struct bcm_interface_adapter *psIntfAdapter = pRcb->psIntfAdapter; struct bcm_mini_adapter *Adapter = psIntfAdapter->psAdapter; @@ -52,49 +50,40 @@ static void read_bulk_callback(struct urb *urb) pr_info(PFX "%s: rx urb status %d length %d\n", Adapter->dev->name, urb->status, urb->actual_length); - if((Adapter->device_removed == TRUE) || + if ((Adapter->device_removed == TRUE) || (TRUE == Adapter->bEndPointHalted) || - (0 == urb->actual_length) - ) - { - pRcb->bUsed = false; - atomic_dec(&psIntfAdapter->uNumRcbUsed); + (0 == urb->actual_length)) { + pRcb->bUsed = false; + atomic_dec(&psIntfAdapter->uNumRcbUsed); return; } - if(urb->status != STATUS_SUCCESS) - { - if(urb->status == -EPIPE) - { + if (urb->status != STATUS_SUCCESS) { + if (urb->status == -EPIPE) { Adapter->bEndPointHalted = TRUE ; wake_up(&Adapter->tx_packet_wait_queue); - } - else - { - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL,"Rx URB has got cancelled. status :%d", urb->status); + } else { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Rx URB has got cancelled. status :%d", urb->status); } pRcb->bUsed = false; - atomic_dec(&psIntfAdapter->uNumRcbUsed); + atomic_dec(&psIntfAdapter->uNumRcbUsed); urb->status = STATUS_SUCCESS ; return ; } - if(Adapter->bDoSuspend && (Adapter->bPreparingForLowPowerMode)) - { - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL,"device is going in low power mode while PMU option selected..hence rx packet should not be process"); + if (Adapter->bDoSuspend && (Adapter->bPreparingForLowPowerMode)) { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "device is going in low power mode while PMU option selected..hence rx packet should not be process"); return ; } - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Read back done len %d\n", pLeader->PLength); - if(!pLeader->PLength) - { - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Leader Length 0"); + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Read back done len %d\n", pLeader->PLength); + if (!pLeader->PLength) { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Leader Length 0"); atomic_dec(&psIntfAdapter->uNumRcbUsed); return; } - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Leader Status:0x%hX, Length:0x%hX, VCID:0x%hX", pLeader->Status,pLeader->PLength,pLeader->Vcid); - if(MAX_CNTL_PKT_SIZE < pLeader->PLength) - { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "Leader Status:0x%hX, Length:0x%hX, VCID:0x%hX", pLeader->Status, pLeader->PLength, pLeader->Vcid); + if (MAX_CNTL_PKT_SIZE < pLeader->PLength) { if (netif_msg_rx_err(Adapter)) pr_info(PFX "%s: corrupted leader length...%d\n", Adapter->dev->name, pLeader->PLength); @@ -103,95 +92,84 @@ static void read_bulk_callback(struct urb *urb) return; } - QueueIndex = SearchVcid( Adapter,pLeader->Vcid); - if(QueueIndex < NO_OF_QUEUES) - { + QueueIndex = SearchVcid(Adapter, pLeader->Vcid); + if (QueueIndex < NO_OF_QUEUES) { bHeaderSupressionEnabled = Adapter->PackInfo[QueueIndex].bHeaderSuppressionEnabled; bHeaderSupressionEnabled = bHeaderSupressionEnabled & Adapter->bPHSEnabled; } - skb = dev_alloc_skb (pLeader->PLength + SKB_RESERVE_PHS_BYTES + SKB_RESERVE_ETHERNET_HEADER);//2 //2 for allignment - if(!skb) - { - BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "NO SKBUFF!!! Dropping the Packet"); + skb = dev_alloc_skb (pLeader->PLength + SKB_RESERVE_PHS_BYTES + SKB_RESERVE_ETHERNET_HEADER); + if (!skb) { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "NO SKBUFF!!! Dropping the Packet"); atomic_dec(&psIntfAdapter->uNumRcbUsed); return; } /* If it is a control Packet, then call handle_bcm_packet ()*/ - if((ntohs(pLeader->Vcid) == VCID_CONTROL_PACKET) || - (!(pLeader->Status >= 0x20 && pLeader->Status <= 0x3F))) - { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_CTRL, DBG_LVL_ALL, "Received control pkt..."); + if ((ntohs(pLeader->Vcid) == VCID_CONTROL_PACKET) || + (!(pLeader->Status >= 0x20 && pLeader->Status <= 0x3F))) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_CTRL, DBG_LVL_ALL, "Received control pkt..."); *(PUSHORT)skb->data = pLeader->Status; - memcpy(skb->data+sizeof(USHORT), urb->transfer_buffer + + memcpy(skb->data+sizeof(USHORT), urb->transfer_buffer + (sizeof(struct bcm_leader)), pLeader->PLength); skb->len = pLeader->PLength + sizeof(USHORT); spin_lock(&Adapter->control_queue_lock); - ENQUEUEPACKET(Adapter->RxControlHead,Adapter->RxControlTail,skb); + ENQUEUEPACKET(Adapter->RxControlHead, Adapter->RxControlTail, skb); spin_unlock(&Adapter->control_queue_lock); atomic_inc(&Adapter->cntrlpktCnt); wake_up(&Adapter->process_rx_cntrlpkt); - } - else - { + } else { /* - * Data Packet, Format a proper Ethernet Header - * and give it to the stack - */ - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "Received Data pkt..."); + * Data Packet, Format a proper Ethernet Header + * and give it to the stack + */ + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "Received Data pkt..."); skb_reserve(skb, 2 + SKB_RESERVE_PHS_BYTES); memcpy(skb->data+ETH_HLEN, (PUCHAR)urb->transfer_buffer + sizeof(struct bcm_leader), pLeader->PLength); skb->dev = Adapter->dev; /* currently skb->len has extra ETH_HLEN bytes in the beginning */ skb_put (skb, pLeader->PLength + ETH_HLEN); - Adapter->PackInfo[QueueIndex].uiTotalRxBytes+=pLeader->PLength; - Adapter->PackInfo[QueueIndex].uiThisPeriodRxBytes+= pLeader->PLength; - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "Received Data pkt of len :0x%X", pLeader->PLength); + Adapter->PackInfo[QueueIndex].uiTotalRxBytes += pLeader->PLength; + Adapter->PackInfo[QueueIndex].uiThisPeriodRxBytes += pLeader->PLength; + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "Received Data pkt of len :0x%X", pLeader->PLength); - if(netif_running(Adapter->dev)) - { + if (netif_running(Adapter->dev)) { /* Moving ahead by ETH_HLEN to the data ptr as received from FW */ skb_pull(skb, ETH_HLEN); PHSReceive(Adapter, pLeader->Vcid, skb, &skb->len, - NULL,bHeaderSupressionEnabled); + NULL, bHeaderSupressionEnabled); - if(!Adapter->PackInfo[QueueIndex].bEthCSSupport) - { + if (!Adapter->PackInfo[QueueIndex].bEthCSSupport) { skb_push(skb, ETH_HLEN); - memcpy(skb->data, skb->dev->dev_addr, 6); memcpy(skb->data+6, skb->dev->dev_addr, 6); (*(skb->data+11))++; *(skb->data+12) = 0x08; *(skb->data+13) = 0x00; - pLeader->PLength+=ETH_HLEN; + pLeader->PLength += ETH_HLEN; } skb->protocol = eth_type_trans(skb, Adapter->dev); process_done = netif_rx(skb); - } - else - { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "i/f not up hance freeing SKB..."); + } else { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_DATA, DBG_LVL_ALL, "i/f not up hance freeing SKB..."); dev_kfree_skb(skb); } ++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)) + for (uiIndex = 0 ; uiIndex < MIBS_MAX_HIST_ENTRIES ; uiIndex++) { + if ((pLeader->PLength <= MIBS_PKTSIZEHIST_RANGE*(uiIndex+1)) && (pLeader->PLength > MIBS_PKTSIZEHIST_RANGE*(uiIndex))) Adapter->aRxPktSizeHist[uiIndex]++; } } - Adapter->PrevNumRecvDescs++; + Adapter->PrevNumRecvDescs++; pRcb->bUsed = false; atomic_dec(&psIntfAdapter->uNumRcbUsed); } @@ -203,20 +181,17 @@ static int ReceiveRcb(struct bcm_interface_adapter *psIntfAdapter, struct bcm_us usb_fill_bulk_urb(urb, psIntfAdapter->udev, usb_rcvbulkpipe( psIntfAdapter->udev, psIntfAdapter->sBulkIn.bulk_in_endpointAddr), - urb->transfer_buffer, BCM_USB_MAX_READ_LENGTH, read_bulk_callback, + urb->transfer_buffer, BCM_USB_MAX_READ_LENGTH, read_bulk_callback, pRcb); - if(false == psIntfAdapter->psAdapter->device_removed && + if (false == psIntfAdapter->psAdapter->device_removed && false == psIntfAdapter->psAdapter->bEndPointHalted && false == psIntfAdapter->bSuspended && - false == psIntfAdapter->bPreparingForBusSuspend) - { + false == psIntfAdapter->bPreparingForBusSuspend) { retval = usb_submit_urb(urb, GFP_ATOMIC); - if (retval) - { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "failed submitting read urb, error %d", retval); - //if this return value is because of pipe halt. need to clear this. - if(retval == -EPIPE) - { + if (retval) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_RX, RX_DPC, DBG_LVL_ALL, "failed submitting read urb, error %d", retval); + /* if this return value is because of pipe halt. need to clear this. */ + if (retval == -EPIPE) { psIntfAdapter->psAdapter->bEndPointHalted = TRUE ; wake_up(&psIntfAdapter->psAdapter->tx_packet_wait_queue); } @@ -245,17 +220,12 @@ bool InterfaceRx (struct bcm_interface_adapter *psIntfAdapter) USHORT RxDescCount = NUM_RX_DESC - atomic_read(&psIntfAdapter->uNumRcbUsed); struct bcm_usb_rcb *pRcb = NULL; -// RxDescCount = psIntfAdapter->psAdapter->CurrNumRecvDescs - -// psIntfAdapter->psAdapter->PrevNumRecvDescs; - while(RxDescCount) - { + while (RxDescCount) { pRcb = GetBulkInRcb(psIntfAdapter); - if(pRcb == NULL) - { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Unable to get Rcb pointer"); + if (pRcb == NULL) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_PRINTK, 0, 0, "Unable to get Rcb pointer"); return false; } - //atomic_inc(&psIntfAdapter->uNumRcbUsed); ReceiveRcb(psIntfAdapter, pRcb); RxDescCount--; } -- 1.8.1.2 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel