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Diffstat (limited to 'drivers/net/8139cp.c')
-rw-r--r--drivers/net/8139cp.c144
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);
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