Staging: rtl8192e: Clean formatting in rtl8192_tx()
authorMike McCormack <mikem@ring3k.org>
Fri, 24 Sep 2010 09:39:31 +0000 (18:39 +0900)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 30 Sep 2010 06:15:18 +0000 (23:15 -0700)
Signed-off-by: Mike McCormack <mikem@ring3k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/rtl8192e/r8192E_core.c

index 409c54222e7f87e7d1440a8016e896022da0826b..8761adbda329e0e551e0e4c222eed663d62373f7 100644 (file)
@@ -1371,172 +1371,165 @@ static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
  */
 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
 {
-    struct r8192_priv *priv = ieee80211_priv(dev);
-    struct rtl8192_tx_ring  *ring;
-    unsigned long flags;
-    cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
-    tx_desc_819x_pci *pdesc = NULL;
-    TX_FWINFO_8190PCI *pTxFwInfo = NULL;
-    dma_addr_t mapping;
-    bool  multi_addr=false,broad_addr=false,uni_addr=false;
-    u8*   pda_addr = NULL;
-    int   idx;
-
-    if(priv->bdisable_nic){
-               RT_TRACE(COMP_ERR,"%s: ERR!! Nic is disabled! Can't tx packet len=%d qidx=%d!!!\n", __FUNCTION__, skb->len, tcb_desc->queue_index);
+       struct r8192_priv *priv = ieee80211_priv(dev);
+       struct rtl8192_tx_ring *ring;
+       unsigned long flags;
+       cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
+       tx_desc_819x_pci *pdesc = NULL;
+       TX_FWINFO_8190PCI *pTxFwInfo = NULL;
+       dma_addr_t mapping;
+       bool multi_addr = false, broad_addr = false, uni_addr = false;
+       u8 *pda_addr = NULL;
+       int idx;
+
+       if (priv->bdisable_nic) {
+               RT_TRACE(COMP_ERR, "Nic is disabled! Can't tx packet len=%d qidx=%d!!!\n",
+                        skb->len, tcb_desc->queue_index);
                return skb->len;
-    }
+       }
 
 #ifdef ENABLE_LPS
        priv->ieee80211->bAwakePktSent = true;
 #endif
 
-    mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
-    /* collect the tx packets statitcs */
-    pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
-    if(is_multicast_ether_addr(pda_addr))
-        multi_addr = true;
-    else if(is_broadcast_ether_addr(pda_addr))
-        broad_addr = true;
-    else
-        uni_addr = true;
-
-    if(uni_addr)
-        priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
-    else if(multi_addr)
-        priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
-    else
-        priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
-
-    /* fill tx firmware */
-    pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
-    memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
-    pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
-    pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
-    pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
-    pTxFwInfo->Short   = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
-
-    /* Aggregation related */
-    if(tcb_desc->bAMPDUEnable) {
-        pTxFwInfo->AllowAggregation = 1;
-        pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
-        pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
-    } else {
-        pTxFwInfo->AllowAggregation = 0;
-        pTxFwInfo->RxMF = 0;
-        pTxFwInfo->RxAMD = 0;
-    }
+       mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
 
-    //
-    // Protection mode related
-    //
-    pTxFwInfo->RtsEnable =     (tcb_desc->bRTSEnable)?1:0;
-    pTxFwInfo->CtsEnable =     (tcb_desc->bCTSEnable)?1:0;
-    pTxFwInfo->RtsSTBC =       (tcb_desc->bRTSSTBC)?1:0;
-    pTxFwInfo->RtsHT=          (tcb_desc->rts_rate&0x80)?1:0;
-    pTxFwInfo->RtsRate =               MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
-    pTxFwInfo->RtsBandwidth = 0;
-    pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
-    pTxFwInfo->RtsShort =      (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
-    //
-    // Set Bandwidth and sub-channel settings.
-    //
-    if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
-    {
-        if(tcb_desc->bPacketBW)
-        {
-            pTxFwInfo->TxBandwidth = 1;
+       /* collect the tx packets statitcs */
+       pda_addr = ((u8 *)skb->data) + sizeof(TX_FWINFO_8190PCI);
+       if (is_multicast_ether_addr(pda_addr))
+               multi_addr = true;
+       else if (is_broadcast_ether_addr(pda_addr))
+               broad_addr = true;
+       else
+               uni_addr = true;
+
+       if (uni_addr)
+               priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
+       else if (multi_addr)
+               priv->stats.txbytesmulticast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
+       else
+               priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
+
+       /* fill tx firmware */
+       pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
+       memset(pTxFwInfo, 0, sizeof(TX_FWINFO_8190PCI));
+       pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80) ? 1 : 0;
+       pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
+       pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
+       pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
+
+       /* Aggregation related */
+       if (tcb_desc->bAMPDUEnable) {
+               pTxFwInfo->AllowAggregation = 1;
+               pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
+               pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
+       } else {
+               pTxFwInfo->AllowAggregation = 0;
+               pTxFwInfo->RxMF = 0;
+               pTxFwInfo->RxAMD = 0;
+       }
+
+       /* Protection mode related */
+       pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable) ? 1 : 0;
+       pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable) ? 1 : 0;
+       pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC) ? 1 : 0;
+       pTxFwInfo->RtsHT = (tcb_desc->rts_rate&0x80) ? 1 : 0;
+       pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
+       pTxFwInfo->RtsBandwidth = 0;
+       pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
+       pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT == 0) ? (tcb_desc->bRTSUseShortPreamble ? 1 : 0) : (tcb_desc->bRTSUseShortGI? 1 : 0);
+
+       /* Set Bandwidth and sub-channel settings. */
+       if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) {
+               if (tcb_desc->bPacketBW) {
+                       pTxFwInfo->TxBandwidth = 1;
 #ifdef RTL8190P
-            pTxFwInfo->TxSubCarrier = 3;
+                       pTxFwInfo->TxSubCarrier = 3;
 #else
-            pTxFwInfo->TxSubCarrier = 0;       //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
+                       /* use duplicated mode */
+                       pTxFwInfo->TxSubCarrier = 0;
 #endif
-        }
-        else
-        {
-            pTxFwInfo->TxBandwidth = 0;
-            pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
-        }
-    } else {
-        pTxFwInfo->TxBandwidth = 0;
-        pTxFwInfo->TxSubCarrier = 0;
-    }
+               } else {
+                       pTxFwInfo->TxBandwidth = 0;
+                       pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
+               }
+       } else {
+               pTxFwInfo->TxBandwidth = 0;
+               pTxFwInfo->TxSubCarrier = 0;
+       }
 
-    spin_lock_irqsave(&priv->irq_th_lock,flags);
-    ring = &priv->tx_ring[tcb_desc->queue_index];
-    if (tcb_desc->queue_index != BEACON_QUEUE) {
-        idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
-    } else {
-        idx = 0;
-    }
+       spin_lock_irqsave(&priv->irq_th_lock, flags);
+       ring = &priv->tx_ring[tcb_desc->queue_index];
+       if (tcb_desc->queue_index != BEACON_QUEUE)
+               idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
+       else
+               idx = 0;
 
-    pdesc = &ring->desc[idx];
-    if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
-           RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x",
-                           tcb_desc->queue_index,ring->idx, idx,skb->len);
-           spin_unlock_irqrestore(&priv->irq_th_lock,flags);
-           return skb->len;
-    }
+       pdesc = &ring->desc[idx];
+       if ((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
+               RT_TRACE(COMP_ERR, "No more TX desc@%d, ring->idx = %d,idx = %d,%x",
+                        tcb_desc->queue_index, ring->idx, idx, skb->len);
+               spin_unlock_irqrestore(&priv->irq_th_lock, flags);
+               return skb->len;
+       }
 
-    /* fill tx descriptor */
-    memset((u8*)pdesc,0,12);
-    /*DWORD 0*/
-    pdesc->LINIP = 0;
-    pdesc->CmdInit = 1;
-    pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
-    pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
-
-    /*DWORD 1*/
-    pdesc->SecCAMID= 0;
-    pdesc->RATid = tcb_desc->RATRIndex;
-
-
-    pdesc->NoEnc = 1;
-    pdesc->SecType = 0x0;
-    if (tcb_desc->bHwSec) {
-        switch (priv->ieee80211->pairwise_key_type) {
-            case KEY_TYPE_WEP40:
-            case KEY_TYPE_WEP104:
-                pdesc->SecType = 0x1;
-                pdesc->NoEnc = 0;
-                break;
-            case KEY_TYPE_TKIP:
-                pdesc->SecType = 0x2;
-                pdesc->NoEnc = 0;
-                break;
-            case KEY_TYPE_CCMP:
-                pdesc->SecType = 0x3;
-                pdesc->NoEnc = 0;
-                break;
-            case KEY_TYPE_NA:
-                pdesc->SecType = 0x0;
-                pdesc->NoEnc = 1;
-                break;
-        }
-    }
+       /* fill tx descriptor */
+       memset(pdesc, 0, 12);
 
-    //
-    // Set Packet ID
-    //
-    pdesc->PktId = 0x0;
+       /*DWORD 0*/
+       pdesc->LINIP = 0;
+       pdesc->CmdInit = 1;
+       pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; /* We must add 8!! */
+       pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
 
-    pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
-    pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
+       /*DWORD 1*/
+       pdesc->SecCAMID = 0;
+       pdesc->RATid = tcb_desc->RATRIndex;
 
-    pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
-    pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
+       pdesc->NoEnc = 1;
+       pdesc->SecType = 0x0;
+       if (tcb_desc->bHwSec) {
+               switch (priv->ieee80211->pairwise_key_type) {
+               case KEY_TYPE_WEP40:
+               case KEY_TYPE_WEP104:
+                       pdesc->SecType = 0x1;
+                       pdesc->NoEnc = 0;
+                       break;
+               case KEY_TYPE_TKIP:
+                       pdesc->SecType = 0x2;
+                       pdesc->NoEnc = 0;
+                       break;
+               case KEY_TYPE_CCMP:
+                       pdesc->SecType = 0x3;
+                       pdesc->NoEnc = 0;
+                       break;
+               case KEY_TYPE_NA:
+                       pdesc->SecType = 0x0;
+                       pdesc->NoEnc = 1;
+                       break;
+               }
+       }
 
-    pdesc->FirstSeg =1;
-    pdesc->LastSeg = 1;
-    pdesc->TxBufferSize = skb->len;
+       /* Set Packet ID */
+       pdesc->PktId = 0x0;
 
-    pdesc->TxBuffAddr = cpu_to_le32(mapping);
-    __skb_queue_tail(&ring->queue, skb);
-    pdesc->OWN = 1;
-    spin_unlock_irqrestore(&priv->irq_th_lock,flags);
-    dev->trans_start = jiffies;
-    write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
-    return 0;
+       pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
+       pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
+
+       pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
+       pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
+
+       pdesc->FirstSeg = 1;
+       pdesc->LastSeg = 1;
+       pdesc->TxBufferSize = skb->len;
+
+       pdesc->TxBuffAddr = cpu_to_le32(mapping);
+       __skb_queue_tail(&ring->queue, skb);
+       pdesc->OWN = 1;
+       spin_unlock_irqrestore(&priv->irq_th_lock, flags);
+       dev->trans_start = jiffies;
+       write_nic_word(dev, TPPoll, 0x01<<tcb_desc->queue_index);
+       return 0;
 }
 
 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)