mwl8k: shorten receive/transmit state variable names

To conserve horizontal space.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 94cbf93..80df2eb 100644 (file)
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -88,30 +88,30 @@ MODULE_DEVICE_TABLE(pci, mwl8k_table);
 #define MWL8K_TX_QUEUES                4
 
 struct mwl8k_rx_queue {
-       int rx_desc_count;
+       int rxd_count;
 
        /* hw receives here */
-       int rx_head;
+       int head;
 
        /* refill descs here */
-       int rx_tail;
+       int tail;
 
-       struct mwl8k_rx_desc *rx_desc_area;
-       dma_addr_t rx_desc_dma;
-       struct sk_buff **rx_skb;
+       struct mwl8k_rx_desc *rxd;
+       dma_addr_t rxd_dma;
+       struct sk_buff **skb;
 };
 
 struct mwl8k_tx_queue {
        /* hw transmits here */
-       int tx_head;
+       int head;
 
        /* sw appends here */
-       int tx_tail;
+       int tail;
 
-       struct ieee80211_tx_queue_stats tx_stats;
-       struct mwl8k_tx_desc *tx_desc_area;
-       dma_addr_t tx_desc_dma;
-       struct sk_buff **tx_skb;
+       struct ieee80211_tx_queue_stats stats;
+       struct mwl8k_tx_desc *txd;
+       dma_addr_t txd_dma;
+       struct sk_buff **skb;
 };
 
 /* Pointers to the firmware data and meta information about it.  */
@@ -738,7 +738,7 @@ struct mwl8k_rx_desc {
        __u8 link_quality;
        __u8 noise_level;
        __le32 pkt_phys_addr;
-       __le32 next_rx_desc_phys_addr;
+       __le32 next_rxd_phys_addr;
        __le16 qos_control;
        __le16 rate_info;
        __le32 pad0[4];
@@ -767,42 +767,38 @@ static int mwl8k_rxq_init(struct ieee80211_hw *hw, int index)
        int size;
        int i;
 
-       rxq->rx_desc_count = 0;
-       rxq->rx_head = 0;
-       rxq->rx_tail = 0;
+       rxq->rxd_count = 0;
+       rxq->head = 0;
+       rxq->tail = 0;
 
        size = MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc);
 
-       rxq->rx_desc_area =
-               pci_alloc_consistent(priv->pdev, size, &rxq->rx_desc_dma);
-       if (rxq->rx_desc_area == NULL) {
+       rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma);
+       if (rxq->rxd == NULL) {
                printk(KERN_ERR "%s: failed to alloc RX descriptors\n",
                       wiphy_name(hw->wiphy));
                return -ENOMEM;
        }
-       memset(rxq->rx_desc_area, 0, size);
+       memset(rxq->rxd, 0, size);
 
-       rxq->rx_skb = kmalloc(MWL8K_RX_DESCS *
-                               sizeof(*rxq->rx_skb), GFP_KERNEL);
-       if (rxq->rx_skb == NULL) {
+       rxq->skb = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->skb), GFP_KERNEL);
+       if (rxq->skb == NULL) {
                printk(KERN_ERR "%s: failed to alloc RX skbuff list\n",
                       wiphy_name(hw->wiphy));
-               pci_free_consistent(priv->pdev, size,
-                                   rxq->rx_desc_area, rxq->rx_desc_dma);
+               pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma);
                return -ENOMEM;
        }
-       memset(rxq->rx_skb, 0, MWL8K_RX_DESCS * sizeof(*rxq->rx_skb));
+       memset(rxq->skb, 0, MWL8K_RX_DESCS * sizeof(*rxq->skb));
 
        for (i = 0; i < MWL8K_RX_DESCS; i++) {
                struct mwl8k_rx_desc *rx_desc;
                int nexti;
 
-               rx_desc = rxq->rx_desc_area + i;
+               rx_desc = rxq->rxd + i;
                nexti = (i + 1) % MWL8K_RX_DESCS;
 
-               rx_desc->next_rx_desc_phys_addr =
-                       cpu_to_le32(rxq->rx_desc_dma
-                                               + nexti * sizeof(*rx_desc));
+               rx_desc->next_rxd_phys_addr =
+                       cpu_to_le32(rxq->rxd_dma + nexti * sizeof(*rx_desc));
                rx_desc->rx_ctrl = MWL8K_RX_CTRL_OWNED_BY_HOST;
        }
 
@@ -816,7 +812,7 @@ static int rxq_refill(struct ieee80211_hw *hw, int index, int limit)
        int refilled;
 
        refilled = 0;
-       while (rxq->rx_desc_count < MWL8K_RX_DESCS && limit--) {
+       while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) {
                struct sk_buff *skb;
                int rx;
 
@@ -824,19 +820,19 @@ static int rxq_refill(struct ieee80211_hw *hw, int index, int limit)
                if (skb == NULL)
                        break;
 
-               rxq->rx_desc_count++;
+               rxq->rxd_count++;
 
-               rx = rxq->rx_tail;
-               rxq->rx_tail = (rx + 1) % MWL8K_RX_DESCS;
+               rx = rxq->tail;
+               rxq->tail = (rx + 1) % MWL8K_RX_DESCS;
 
-               rxq->rx_desc_area[rx].pkt_phys_addr =
+               rxq->rxd[rx].pkt_phys_addr =
                        cpu_to_le32(pci_map_single(priv->pdev, skb->data,
                                        MWL8K_RX_MAXSZ, DMA_FROM_DEVICE));
 
-               rxq->rx_desc_area[rx].pkt_len = cpu_to_le16(MWL8K_RX_MAXSZ);
-               rxq->rx_skb[rx] = skb;
+               rxq->rxd[rx].pkt_len = cpu_to_le16(MWL8K_RX_MAXSZ);
+               rxq->skb[rx] = skb;
                wmb();
-               rxq->rx_desc_area[rx].rx_ctrl = 0;
+               rxq->rxd[rx].rx_ctrl = 0;
 
                refilled++;
        }
@@ -852,24 +848,24 @@ static void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index)
        int i;
 
        for (i = 0; i < MWL8K_RX_DESCS; i++) {
-               if (rxq->rx_skb[i] != NULL) {
+               if (rxq->skb[i] != NULL) {
                        unsigned long addr;
 
-                       addr = le32_to_cpu(rxq->rx_desc_area[i].pkt_phys_addr);
+                       addr = le32_to_cpu(rxq->rxd[i].pkt_phys_addr);
                        pci_unmap_single(priv->pdev, addr, MWL8K_RX_MAXSZ,
                                         PCI_DMA_FROMDEVICE);
-                       kfree_skb(rxq->rx_skb[i]);
-                       rxq->rx_skb[i] = NULL;
+                       kfree_skb(rxq->skb[i]);
+                       rxq->skb[i] = NULL;
                }
        }
 
-       kfree(rxq->rx_skb);
-       rxq->rx_skb = NULL;
+       kfree(rxq->skb);
+       rxq->skb = NULL;
 
        pci_free_consistent(priv->pdev,
                            MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc),
-                           rxq->rx_desc_area, rxq->rx_desc_dma);
-       rxq->rx_desc_area = NULL;
+                           rxq->rxd, rxq->rxd_dma);
+       rxq->rxd = NULL;
 }
 
 
@@ -910,7 +906,7 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
        int processed;
 
        processed = 0;
-       while (rxq->rx_desc_count && limit--) {
+       while (rxq->rxd_count && limit--) {
                struct mwl8k_rx_desc *rx_desc;
                struct sk_buff *skb;
                struct ieee80211_rx_status status;
@@ -918,18 +914,18 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
                struct ieee80211_hdr *wh;
                u16 rate_info;
 
-               rx_desc = rxq->rx_desc_area + rxq->rx_head;
+               rx_desc = rxq->rxd + rxq->head;
                if (!(rx_desc->rx_ctrl & MWL8K_RX_CTRL_OWNED_BY_HOST))
                        break;
                rmb();
 
-               skb = rxq->rx_skb[rxq->rx_head];
+               skb = rxq->skb[rxq->head];
                if (skb == NULL)
                        break;
-               rxq->rx_skb[rxq->rx_head] = NULL;
+               rxq->skb[rxq->head] = NULL;
 
-               rxq->rx_head = (rxq->rx_head + 1) % MWL8K_RX_DESCS;
-               rxq->rx_desc_count--;
+               rxq->head = (rxq->head + 1) % MWL8K_RX_DESCS;
+               rxq->rxd_count--;
 
                addr = le32_to_cpu(rx_desc->pkt_phys_addr);
                pci_unmap_single(priv->pdev, addr,
@@ -1000,7 +996,7 @@ struct mwl8k_tx_desc {
        __le32 pkt_phys_addr;
        __le16 pkt_len;
        __u8 dest_MAC_addr[ETH_ALEN];
-       __le32 next_tx_desc_phys_addr;
+       __le32 next_txd_phys_addr;
        __le32 reserved;
        __le16 rate_info;
        __u8 peer_id;
@@ -1016,44 +1012,40 @@ static int mwl8k_txq_init(struct ieee80211_hw *hw, int index)
        int size;
        int i;
 
-       memset(&txq->tx_stats, 0, sizeof(struct ieee80211_tx_queue_stats));
-       txq->tx_stats.limit = MWL8K_TX_DESCS;
-       txq->tx_head = 0;
-       txq->tx_tail = 0;
+       memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats));
+       txq->stats.limit = MWL8K_TX_DESCS;
+       txq->head = 0;
+       txq->tail = 0;
 
        size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc);
 
-       txq->tx_desc_area =
-               pci_alloc_consistent(priv->pdev, size, &txq->tx_desc_dma);
-       if (txq->tx_desc_area == NULL) {
+       txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma);
+       if (txq->txd == NULL) {
                printk(KERN_ERR "%s: failed to alloc TX descriptors\n",
                       wiphy_name(hw->wiphy));
                return -ENOMEM;
        }
-       memset(txq->tx_desc_area, 0, size);
+       memset(txq->txd, 0, size);
 
-       txq->tx_skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->tx_skb),
-                                                               GFP_KERNEL);
-       if (txq->tx_skb == NULL) {
+       txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL);
+       if (txq->skb == NULL) {
                printk(KERN_ERR "%s: failed to alloc TX skbuff list\n",
                       wiphy_name(hw->wiphy));
-               pci_free_consistent(priv->pdev, size,
-                                   txq->tx_desc_area, txq->tx_desc_dma);
+               pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma);
                return -ENOMEM;
        }
-       memset(txq->tx_skb, 0, MWL8K_TX_DESCS * sizeof(*txq->tx_skb));
+       memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb));
 
        for (i = 0; i < MWL8K_TX_DESCS; i++) {
                struct mwl8k_tx_desc *tx_desc;
                int nexti;
 
-               tx_desc = txq->tx_desc_area + i;
+               tx_desc = txq->txd + i;
                nexti = (i + 1) % MWL8K_TX_DESCS;
 
                tx_desc->status = 0;
-               tx_desc->next_tx_desc_phys_addr =
-                       cpu_to_le32(txq->tx_desc_dma +
-                                               nexti * sizeof(*tx_desc));
+               tx_desc->next_txd_phys_addr =
+                       cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc));
        }
 
        return 0;
@@ -1089,11 +1081,11 @@ static int mwl8k_scan_tx_ring(struct mwl8k_priv *priv,
 
        for (count = 0; count < MWL8K_TX_QUEUES; count++) {
                txq = priv->txq + count;
-               txinfo[count].len = txq->tx_stats.len;
-               txinfo[count].head = txq->tx_head;
-               txinfo[count].tail = txq->tx_tail;
+               txinfo[count].len = txq->stats.len;
+               txinfo[count].head = txq->head;
+               txinfo[count].tail = txq->tail;
                for (desc = 0; desc < MWL8K_TX_DESCS; desc++) {
-                       tx_desc = txq->tx_desc_area + desc;
+                       tx_desc = txq->txd + desc;
                        status = le32_to_cpu(tx_desc->status);
 
                        if (status & MWL8K_TXD_STATUS_FW_OWNED)
@@ -1174,7 +1166,7 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
        struct mwl8k_tx_queue *txq = priv->txq + index;
        int wake = 0;
 
-       while (txq->tx_stats.len > 0) {
+       while (txq->stats.len > 0) {
                int tx;
                struct mwl8k_tx_desc *tx_desc;
                unsigned long addr;
@@ -1183,8 +1175,8 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
                struct ieee80211_tx_info *info;
                u32 status;
 
-               tx = txq->tx_head;
-               tx_desc = txq->tx_desc_area + tx;
+               tx = txq->head;
+               tx_desc = txq->txd + tx;
 
                status = le32_to_cpu(tx_desc->status);
 
@@ -1195,15 +1187,15 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
                                ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED);
                }
 
-               txq->tx_head = (tx + 1) % MWL8K_TX_DESCS;
-               BUG_ON(txq->tx_stats.len == 0);
-               txq->tx_stats.len--;
+               txq->head = (tx + 1) % MWL8K_TX_DESCS;
+               BUG_ON(txq->stats.len == 0);
+               txq->stats.len--;
                priv->pending_tx_pkts--;
 
                addr = le32_to_cpu(tx_desc->pkt_phys_addr);
                size = le16_to_cpu(tx_desc->pkt_len);
-               skb = txq->tx_skb[tx];
-               txq->tx_skb[tx] = NULL;
+               skb = txq->skb[tx];
+               txq->skb[tx] = NULL;
 
                BUG_ON(skb == NULL);
                pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE);
@@ -1236,13 +1228,13 @@ static void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index)
 
        mwl8k_txq_reclaim(hw, index, 1);
 
-       kfree(txq->tx_skb);
-       txq->tx_skb = NULL;
+       kfree(txq->skb);
+       txq->skb = NULL;
 
        pci_free_consistent(priv->pdev,
                            MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc),
-                           txq->tx_desc_area, txq->tx_desc_dma);
-       txq->tx_desc_area = NULL;
+                           txq->txd, txq->txd_dma);
+       txq->txd = NULL;
 }
 
 static int
@@ -1319,10 +1311,10 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
 
        txq = priv->txq + index;
 
-       BUG_ON(txq->tx_skb[txq->tx_tail] != NULL);
-       txq->tx_skb[txq->tx_tail] = skb;
+       BUG_ON(txq->skb[txq->tail] != NULL);
+       txq->skb[txq->tail] = skb;
 
-       tx = txq->tx_desc_area + txq->tx_tail;
+       tx = txq->txd + txq->tail;
        tx->data_rate = txdatarate;
        tx->tx_priority = index;
        tx->qos_control = cpu_to_le16(qos);
@@ -1333,15 +1325,15 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
        wmb();
        tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus);
 
-       txq->tx_stats.count++;
-       txq->tx_stats.len++;
+       txq->stats.count++;
+       txq->stats.len++;
        priv->pending_tx_pkts++;
 
-       txq->tx_tail++;
-       if (txq->tx_tail == MWL8K_TX_DESCS)
-               txq->tx_tail = 0;
+       txq->tail++;
+       if (txq->tail == MWL8K_TX_DESCS)
+               txq->tail = 0;
 
-       if (txq->tx_head == txq->tx_tail)
+       if (txq->head == txq->tail)
                ieee80211_stop_queue(hw, index);
 
        mwl8k_tx_start(priv);
@@ -1492,7 +1484,7 @@ struct mwl8k_cmd_get_hw_spec {
        __le32 tx_queue_ptrs[MWL8K_TX_QUEUES];
        __le32 caps2;
        __le32 num_tx_desc_per_queue;
-       __le32 total_rx_desc;
+       __le32 total_rxd;
 } __attribute__((packed));
 
 static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
@@ -1511,12 +1503,12 @@ static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
 
        memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr));
        cmd->ps_cookie = cpu_to_le32(priv->cookie_dma);
-       cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rx_desc_dma);
+       cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma);
        cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES);
        for (i = 0; i < MWL8K_TX_QUEUES; i++)
-               cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].tx_desc_dma);
+               cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma);
        cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS);
-       cmd->total_rx_desc = cpu_to_le32(MWL8K_RX_DESCS);
+       cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS);
 
        rc = mwl8k_post_cmd(hw, &cmd->header);
 
@@ -2888,7 +2880,7 @@ static int mwl8k_get_tx_stats(struct ieee80211_hw *hw,
        spin_lock_bh(&priv->tx_lock);
        for (index = 0; index < MWL8K_TX_QUEUES; index++) {
                txq = priv->txq + index;
-               memcpy(&stats[index], &txq->tx_stats,
+               memcpy(&stats[index], &txq->stats,
                        sizeof(struct ieee80211_tx_queue_stats));
        }
        spin_unlock_bh(&priv->tx_lock);