diff options
Diffstat (limited to 'drivers/net/8139cp.c')
-rw-r--r-- | drivers/net/8139cp.c | 144 |
1 files changed, 73 insertions, 71 deletions
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index e970e64..a453eda 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -78,7 +78,7 @@ #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) #define CP_VLAN_TAG_USED 1 #define CP_VLAN_TX_TAG(tx_desc,vlan_tag_value) \ - do { (tx_desc)->opts2 = (vlan_tag_value); } while (0) + do { (tx_desc)->opts2 = cpu_to_le32(vlan_tag_value); } while (0) #else #define CP_VLAN_TAG_USED 0 #define CP_VLAN_TX_TAG(tx_desc,vlan_tag_value) \ @@ -303,25 +303,25 @@ static const unsigned int cp_rx_config = (RX_DMA_BURST << RxCfgDMAShift); struct cp_desc { - u32 opts1; - u32 opts2; - u64 addr; + __le32 opts1; + __le32 opts2; + __le64 addr; }; struct cp_dma_stats { - u64 tx_ok; - u64 rx_ok; - u64 tx_err; - u32 rx_err; - u16 rx_fifo; - u16 frame_align; - u32 tx_ok_1col; - u32 tx_ok_mcol; - u64 rx_ok_phys; - u64 rx_ok_bcast; - u32 rx_ok_mcast; - u16 tx_abort; - u16 tx_underrun; + __le64 tx_ok; + __le64 rx_ok; + __le64 tx_err; + __le32 rx_err; + __le16 rx_fifo; + __le16 frame_align; + __le32 tx_ok_1col; + __le32 tx_ok_mcol; + __le64 rx_ok_phys; + __le64 rx_ok_bcast; + __le32 rx_ok_mcast; + __le16 tx_abort; + __le16 tx_underrun; } __attribute__((packed)); struct cp_extra_stats { @@ -334,6 +334,8 @@ struct cp_private { spinlock_t lock; u32 msg_enable; + struct napi_struct napi; + struct pci_dev *pdev; u32 rx_config; u16 cpcmd; @@ -460,9 +462,9 @@ static inline void cp_rx_skb (struct cp_private *cp, struct sk_buff *skb, cp->dev->last_rx = jiffies; #if CP_VLAN_TAG_USED - if (cp->vlgrp && (desc->opts2 & RxVlanTagged)) { + if (cp->vlgrp && (desc->opts2 & cpu_to_le32(RxVlanTagged))) { vlan_hwaccel_receive_skb(skb, cp->vlgrp, - be16_to_cpu(desc->opts2 & 0xffff)); + swab16(le32_to_cpu(desc->opts2) & 0xffff)); } else #endif netif_receive_skb(skb); @@ -501,12 +503,12 @@ static inline unsigned int cp_rx_csum_ok (u32 status) return 0; } -static int cp_rx_poll (struct net_device *dev, int *budget) +static int cp_rx_poll(struct napi_struct *napi, int budget) { - struct cp_private *cp = netdev_priv(dev); - unsigned rx_tail = cp->rx_tail; - unsigned rx_work = dev->quota; - unsigned rx; + struct cp_private *cp = container_of(napi, struct cp_private, napi); + struct net_device *dev = cp->dev; + unsigned int rx_tail = cp->rx_tail; + int rx; rx_status_loop: rx = 0; @@ -560,7 +562,7 @@ rx_status_loop: skb_reserve(new_skb, RX_OFFSET); - pci_unmap_single(cp->pdev, mapping, + dma_unmap_single(&cp->pdev->dev, mapping, buflen, PCI_DMA_FROMDEVICE); /* Handle checksum offloading for incoming packets. */ @@ -571,7 +573,7 @@ rx_status_loop: skb_put(skb, len); - mapping = pci_map_single(cp->pdev, new_skb->data, buflen, + mapping = dma_map_single(&cp->pdev->dev, new_skb->data, buflen, PCI_DMA_FROMDEVICE); cp->rx_skb[rx_tail] = new_skb; @@ -588,33 +590,28 @@ rx_next: desc->opts1 = cpu_to_le32(DescOwn | cp->rx_buf_sz); rx_tail = NEXT_RX(rx_tail); - if (!rx_work--) + if (rx >= budget) break; } cp->rx_tail = rx_tail; - dev->quota -= rx; - *budget -= rx; - /* if we did not reach work limit, then we're done with * this round of polling */ - if (rx_work) { + if (rx < budget) { unsigned long flags; if (cpr16(IntrStatus) & cp_rx_intr_mask) goto rx_status_loop; - local_irq_save(flags); + spin_lock_irqsave(&cp->lock, flags); cpw16_f(IntrMask, cp_intr_mask); - __netif_rx_complete(dev); - local_irq_restore(flags); - - return 0; /* done */ + __netif_rx_complete(dev, napi); + spin_unlock_irqrestore(&cp->lock, flags); } - return 1; /* not done */ + return rx; } static irqreturn_t cp_interrupt (int irq, void *dev_instance) @@ -647,9 +644,9 @@ static irqreturn_t cp_interrupt (int irq, void *dev_instance) } if (status & (RxOK | RxErr | RxEmpty | RxFIFOOvr)) - if (netif_rx_schedule_prep(dev)) { + if (netif_rx_schedule_prep(dev, &cp->napi)) { cpw16_f(IntrMask, cp_norx_intr_mask); - __netif_rx_schedule(dev); + __netif_rx_schedule(dev, &cp->napi); } if (status & (TxOK | TxErr | TxEmpty | SWInt)) @@ -704,7 +701,7 @@ static void cp_tx (struct cp_private *cp) skb = cp->tx_skb[tx_tail]; BUG_ON(!skb); - pci_unmap_single(cp->pdev, le64_to_cpu(txd->addr), + dma_unmap_single(&cp->pdev->dev, le64_to_cpu(txd->addr), le32_to_cpu(txd->opts1) & 0xffff, PCI_DMA_TODEVICE); @@ -768,7 +765,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) #if CP_VLAN_TAG_USED if (cp->vlgrp && vlan_tx_tag_present(skb)) - vlan_tag = TxVlanTag | cpu_to_be16(vlan_tx_tag_get(skb)); + vlan_tag = TxVlanTag | swab16(vlan_tx_tag_get(skb)); #endif entry = cp->tx_head; @@ -782,7 +779,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) dma_addr_t mapping; len = skb->len; - mapping = pci_map_single(cp->pdev, skb->data, len, PCI_DMA_TODEVICE); + mapping = dma_map_single(&cp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE); CP_VLAN_TX_TAG(txd, vlan_tag); txd->addr = cpu_to_le64(mapping); wmb(); @@ -818,7 +815,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) */ first_eor = eor; first_len = skb_headlen(skb); - first_mapping = pci_map_single(cp->pdev, skb->data, + first_mapping = dma_map_single(&cp->pdev->dev, skb->data, first_len, PCI_DMA_TODEVICE); cp->tx_skb[entry] = skb; entry = NEXT_TX(entry); @@ -830,7 +827,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) dma_addr_t mapping; len = this_frag->size; - mapping = pci_map_single(cp->pdev, + mapping = dma_map_single(&cp->pdev->dev, ((void *) page_address(this_frag->page) + this_frag->page_offset), len, PCI_DMA_TODEVICE); @@ -1021,8 +1018,8 @@ static void cp_init_hw (struct cp_private *cp) cpw8_f (Cfg9346, Cfg9346_Unlock); /* Restore our idea of the MAC address. */ - cpw32_f (MAC0 + 0, cpu_to_le32 (*(u32 *) (dev->dev_addr + 0))); - cpw32_f (MAC0 + 4, cpu_to_le32 (*(u32 *) (dev->dev_addr + 4))); + cpw32_f (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0))); + cpw32_f (MAC0 + 4, le32_to_cpu (*(__le32 *) (dev->dev_addr + 4))); cp_start_hw(cp); cpw8(TxThresh, 0x06); /* XXX convert magic num to a constant */ @@ -1069,8 +1066,8 @@ static int cp_refill_rx (struct cp_private *cp) skb_reserve(skb, RX_OFFSET); - mapping = pci_map_single(cp->pdev, skb->data, cp->rx_buf_sz, - PCI_DMA_FROMDEVICE); + mapping = dma_map_single(&cp->pdev->dev, skb->data, + cp->rx_buf_sz, PCI_DMA_FROMDEVICE); cp->rx_skb[i] = skb; cp->rx_ring[i].opts2 = 0; @@ -1110,7 +1107,8 @@ static int cp_alloc_rings (struct cp_private *cp) { void *mem; - mem = pci_alloc_consistent(cp->pdev, CP_RING_BYTES, &cp->ring_dma); + mem = dma_alloc_coherent(&cp->pdev->dev, CP_RING_BYTES, + &cp->ring_dma, GFP_KERNEL); if (!mem) return -ENOMEM; @@ -1128,7 +1126,7 @@ static void cp_clean_rings (struct cp_private *cp) for (i = 0; i < CP_RX_RING_SIZE; i++) { if (cp->rx_skb[i]) { desc = cp->rx_ring + i; - pci_unmap_single(cp->pdev, le64_to_cpu(desc->addr), + dma_unmap_single(&cp->pdev->dev,le64_to_cpu(desc->addr), cp->rx_buf_sz, PCI_DMA_FROMDEVICE); dev_kfree_skb(cp->rx_skb[i]); } @@ -1139,7 +1137,7 @@ static void cp_clean_rings (struct cp_private *cp) struct sk_buff *skb = cp->tx_skb[i]; desc = cp->tx_ring + i; - pci_unmap_single(cp->pdev, le64_to_cpu(desc->addr), + dma_unmap_single(&cp->pdev->dev,le64_to_cpu(desc->addr), le32_to_cpu(desc->opts1) & 0xffff, PCI_DMA_TODEVICE); if (le32_to_cpu(desc->opts1) & LastFrag) @@ -1158,7 +1156,8 @@ static void cp_clean_rings (struct cp_private *cp) static void cp_free_rings (struct cp_private *cp) { cp_clean_rings(cp); - pci_free_consistent(cp->pdev, CP_RING_BYTES, cp->rx_ring, cp->ring_dma); + dma_free_coherent(&cp->pdev->dev, CP_RING_BYTES, cp->rx_ring, + cp->ring_dma); cp->rx_ring = NULL; cp->tx_ring = NULL; } @@ -1175,6 +1174,8 @@ static int cp_open (struct net_device *dev) if (rc) return rc; + napi_enable(&cp->napi); + cp_init_hw(cp); rc = request_irq(dev->irq, cp_interrupt, IRQF_SHARED, dev->name, dev); @@ -1188,6 +1189,7 @@ static int cp_open (struct net_device *dev) return 0; err_out_hw: + napi_disable(&cp->napi); cp_stop_hw(cp); cp_free_rings(cp); return rc; @@ -1198,6 +1200,8 @@ static int cp_close (struct net_device *dev) struct cp_private *cp = netdev_priv(dev); unsigned long flags; + napi_disable(&cp->napi); + if (netif_msg_ifdown(cp)) printk(KERN_DEBUG "%s: disabling interface\n", dev->name); @@ -1379,9 +1383,14 @@ static int cp_get_regs_len(struct net_device *dev) return CP_REGS_SIZE; } -static int cp_get_stats_count (struct net_device *dev) +static int cp_get_sset_count (struct net_device *dev, int sset) { - return CP_NUM_STATS; + switch (sset) { + case ETH_SS_STATS: + return CP_NUM_STATS; + default: + return -EOPNOTSUPP; + } } static int cp_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) @@ -1517,7 +1526,8 @@ static void cp_get_ethtool_stats (struct net_device *dev, dma_addr_t dma; int i; - nic_stats = pci_alloc_consistent(cp->pdev, sizeof(*nic_stats), &dma); + nic_stats = dma_alloc_coherent(&cp->pdev->dev, sizeof(*nic_stats), + &dma, GFP_KERNEL); if (!nic_stats) return; @@ -1552,13 +1562,13 @@ static void cp_get_ethtool_stats (struct net_device *dev, tmp_stats[i++] = cp->cp_stats.rx_frags; BUG_ON(i != CP_NUM_STATS); - pci_free_consistent(cp->pdev, sizeof(*nic_stats), nic_stats, dma); + dma_free_coherent(&cp->pdev->dev, sizeof(*nic_stats), nic_stats, dma); } static const struct ethtool_ops cp_ethtool_ops = { .get_drvinfo = cp_get_drvinfo, .get_regs_len = cp_get_regs_len, - .get_stats_count = cp_get_stats_count, + .get_sset_count = cp_get_sset_count, .get_settings = cp_get_settings, .set_settings = cp_set_settings, .nway_reset = cp_nway_reset, @@ -1567,18 +1577,14 @@ static const struct ethtool_ops cp_ethtool_ops = { .set_msglevel = cp_set_msglevel, .get_rx_csum = cp_get_rx_csum, .set_rx_csum = cp_set_rx_csum, - .get_tx_csum = ethtool_op_get_tx_csum, .set_tx_csum = ethtool_op_set_tx_csum, /* local! */ - .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, - .get_tso = ethtool_op_get_tso, .set_tso = ethtool_op_set_tso, .get_regs = cp_get_regs, .get_wol = cp_get_wol, .set_wol = cp_set_wol, .get_strings = cp_get_strings, .get_ethtool_stats = cp_get_ethtool_stats, - .get_perm_addr = ethtool_op_get_perm_addr, .get_eeprom_len = cp_get_eeprom_len, .get_eeprom = cp_get_eeprom, .set_eeprom = cp_set_eeprom, @@ -1822,6 +1828,7 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) void __iomem *regs; resource_size_t pciaddr; unsigned int addr_len, i, pci_using_dac; + DECLARE_MAC_BUF(mac); #ifndef MODULE static int version_printed; @@ -1841,7 +1848,6 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) dev = alloc_etherdev(sizeof(struct cp_private)); if (!dev) return -ENOMEM; - SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); cp = netdev_priv(dev); @@ -1924,8 +1930,8 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) /* read MAC address from EEPROM */ addr_len = read_eeprom (regs, 0, 8) == 0x8129 ? 8 : 6; for (i = 0; i < 3; i++) - ((u16 *) (dev->dev_addr))[i] = - le16_to_cpu (read_eeprom (regs, i + 7, addr_len)); + ((__le16 *) (dev->dev_addr))[i] = + cpu_to_le16(read_eeprom (regs, i + 7, addr_len)); memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); dev->open = cp_open; @@ -1934,11 +1940,10 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) dev->hard_start_xmit = cp_start_xmit; dev->get_stats = cp_get_stats; dev->do_ioctl = cp_ioctl; - dev->poll = cp_rx_poll; #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = cp_poll_controller; #endif - dev->weight = 16; /* arbitrary? from NAPI_HOWTO.txt. */ + netif_napi_add(dev, &cp->napi, cp_rx_poll, 16); #ifdef BROKEN dev->change_mtu = cp_change_mtu; #endif @@ -1965,13 +1970,10 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) goto err_out_iomap; printk (KERN_INFO "%s: RTL-8139C+ at 0x%lx, " - "%02x:%02x:%02x:%02x:%02x:%02x, " - "IRQ %d\n", + "%s, IRQ %d\n", dev->name, dev->base_addr, - dev->dev_addr[0], dev->dev_addr[1], - dev->dev_addr[2], dev->dev_addr[3], - dev->dev_addr[4], dev->dev_addr[5], + print_mac(mac, dev->dev_addr), dev->irq); pci_set_drvdata(pdev, dev); |