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path: root/drivers/net/r6040.c
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Diffstat (limited to 'drivers/net/r6040.c')
-rw-r--r--drivers/net/r6040.c92
1 files changed, 55 insertions, 37 deletions
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 142c381e1d7..0b014c89468 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -200,7 +200,7 @@ struct r6040_private {
int old_duplex;
};
-static char version[] __devinitdata = KERN_INFO DRV_NAME
+static char version[] __devinitdata = DRV_NAME
": RDC R6040 NAPI net driver,"
"version "DRV_VERSION " (" DRV_RELDATE ")";
@@ -224,7 +224,8 @@ static int r6040_phy_read(void __iomem *ioaddr, int phy_addr, int reg)
}
/* Write a word data from PHY Chip */
-static void r6040_phy_write(void __iomem *ioaddr, int phy_addr, int reg, u16 val)
+static void r6040_phy_write(void __iomem *ioaddr,
+ int phy_addr, int reg, u16 val)
{
int limit = 2048;
u16 cmd;
@@ -348,8 +349,8 @@ static int r6040_alloc_rxbufs(struct net_device *dev)
}
desc->skb_ptr = skb;
desc->buf = cpu_to_le32(pci_map_single(lp->pdev,
- desc->skb_ptr->data,
- MAX_BUF_SIZE, PCI_DMA_FROMDEVICE));
+ desc->skb_ptr->data,
+ MAX_BUF_SIZE, PCI_DMA_FROMDEVICE));
desc->status = DSC_OWNER_MAC;
desc = desc->vndescp;
} while (desc != lp->rx_ring);
@@ -491,12 +492,14 @@ static int r6040_close(struct net_device *dev)
/* Free Descriptor memory */
if (lp->rx_ring) {
- pci_free_consistent(pdev, RX_DESC_SIZE, lp->rx_ring, lp->rx_ring_dma);
+ pci_free_consistent(pdev,
+ RX_DESC_SIZE, lp->rx_ring, lp->rx_ring_dma);
lp->rx_ring = NULL;
}
if (lp->tx_ring) {
- pci_free_consistent(pdev, TX_DESC_SIZE, lp->tx_ring, lp->tx_ring_dma);
+ pci_free_consistent(pdev,
+ TX_DESC_SIZE, lp->tx_ring, lp->tx_ring_dma);
lp->tx_ring = NULL;
}
@@ -547,7 +550,7 @@ static int r6040_rx(struct net_device *dev, int limit)
}
goto next_descr;
}
-
+
/* Packet successfully received */
new_skb = netdev_alloc_skb(dev, MAX_BUF_SIZE);
if (!new_skb) {
@@ -556,13 +559,13 @@ static int r6040_rx(struct net_device *dev, int limit)
}
skb_ptr = descptr->skb_ptr;
skb_ptr->dev = priv->dev;
-
+
/* Do not count the CRC */
skb_put(skb_ptr, descptr->len - 4);
pci_unmap_single(priv->pdev, le32_to_cpu(descptr->buf),
MAX_BUF_SIZE, PCI_DMA_FROMDEVICE);
skb_ptr->protocol = eth_type_trans(skb_ptr, priv->dev);
-
+
/* Send to upper layer */
netif_receive_skb(skb_ptr);
dev->stats.rx_packets++;
@@ -710,8 +713,10 @@ static int r6040_up(struct net_device *dev)
return ret;
/* improve performance (by RDC guys) */
- r6040_phy_write(ioaddr, 30, 17, (r6040_phy_read(ioaddr, 30, 17) | 0x4000));
- r6040_phy_write(ioaddr, 30, 17, ~((~r6040_phy_read(ioaddr, 30, 17)) | 0x2000));
+ r6040_phy_write(ioaddr, 30, 17,
+ (r6040_phy_read(ioaddr, 30, 17) | 0x4000));
+ r6040_phy_write(ioaddr, 30, 17,
+ ~((~r6040_phy_read(ioaddr, 30, 17)) | 0x2000));
r6040_phy_write(ioaddr, 0, 19, 0x0000);
r6040_phy_write(ioaddr, 0, 30, 0x01F0);
@@ -740,6 +745,9 @@ static void r6040_mac_address(struct net_device *dev)
iowrite16(adrp[0], ioaddr + MID_0L);
iowrite16(adrp[1], ioaddr + MID_0M);
iowrite16(adrp[2], ioaddr + MID_0H);
+
+ /* Store MAC Address in perm_addr */
+ memcpy(dev->perm_addr, dev->dev_addr, ETH_ALEN);
}
static int r6040_open(struct net_device *dev)
@@ -751,7 +759,7 @@ static int r6040_open(struct net_device *dev)
ret = request_irq(dev->irq, r6040_interrupt,
IRQF_SHARED, dev->name, dev);
if (ret)
- return ret;
+ goto out;
/* Set MAC address */
r6040_mac_address(dev);
@@ -759,30 +767,37 @@ static int r6040_open(struct net_device *dev)
/* Allocate Descriptor memory */
lp->rx_ring =
pci_alloc_consistent(lp->pdev, RX_DESC_SIZE, &lp->rx_ring_dma);
- if (!lp->rx_ring)
- return -ENOMEM;
+ if (!lp->rx_ring) {
+ ret = -ENOMEM;
+ goto err_free_irq;
+ }
lp->tx_ring =
pci_alloc_consistent(lp->pdev, TX_DESC_SIZE, &lp->tx_ring_dma);
if (!lp->tx_ring) {
- pci_free_consistent(lp->pdev, RX_DESC_SIZE, lp->rx_ring,
- lp->rx_ring_dma);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err_free_rx_ring;
}
ret = r6040_up(dev);
- if (ret) {
- pci_free_consistent(lp->pdev, TX_DESC_SIZE, lp->tx_ring,
- lp->tx_ring_dma);
- pci_free_consistent(lp->pdev, RX_DESC_SIZE, lp->rx_ring,
- lp->rx_ring_dma);
- return ret;
- }
+ if (ret)
+ goto err_free_tx_ring;
napi_enable(&lp->napi);
netif_start_queue(dev);
return 0;
+
+err_free_tx_ring:
+ pci_free_consistent(lp->pdev, TX_DESC_SIZE, lp->tx_ring,
+ lp->tx_ring_dma);
+err_free_rx_ring:
+ pci_free_consistent(lp->pdev, RX_DESC_SIZE, lp->rx_ring,
+ lp->rx_ring_dma);
+err_free_irq:
+ free_irq(dev->irq, dev);
+out:
+ return ret;
}
static netdev_tx_t r6040_start_xmit(struct sk_buff *skb,
@@ -893,16 +908,18 @@ static void r6040_multicast_list(struct net_device *dev)
/* Multicast Address 1~4 case */
i = 0;
netdev_for_each_mc_addr(ha, dev) {
- if (i < MCAST_MAX) {
- adrp = (u16 *) ha->addr;
- iowrite16(adrp[0], ioaddr + MID_1L + 8 * i);
- iowrite16(adrp[1], ioaddr + MID_1M + 8 * i);
- iowrite16(adrp[2], ioaddr + MID_1H + 8 * i);
- } else {
- iowrite16(0xffff, ioaddr + MID_1L + 8 * i);
- iowrite16(0xffff, ioaddr + MID_1M + 8 * i);
- iowrite16(0xffff, ioaddr + MID_1H + 8 * i);
- }
+ if (i >= MCAST_MAX)
+ break;
+ adrp = (u16 *) ha->addr;
+ iowrite16(adrp[0], ioaddr + MID_1L + 8 * i);
+ iowrite16(adrp[1], ioaddr + MID_1M + 8 * i);
+ iowrite16(adrp[2], ioaddr + MID_1H + 8 * i);
+ i++;
+ }
+ while (i < MCAST_MAX) {
+ iowrite16(0xffff, ioaddr + MID_1L + 8 * i);
+ iowrite16(0xffff, ioaddr + MID_1M + 8 * i);
+ iowrite16(0xffff, ioaddr + MID_1H + 8 * i);
i++;
}
}
@@ -946,7 +963,7 @@ static const struct net_device_ops r6040_netdev_ops = {
.ndo_set_multicast_list = r6040_multicast_list,
.ndo_change_mtu = eth_change_mtu,
.ndo_validate_addr = eth_validate_addr,
- .ndo_set_mac_address = eth_mac_addr,
+ .ndo_set_mac_address = eth_mac_addr,
.ndo_do_ioctl = r6040_ioctl,
.ndo_tx_timeout = r6040_tx_timeout,
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -1039,7 +1056,7 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
u16 *adrp;
int i;
- printk("%s\n", version);
+ pr_info("%s\n", version);
err = pci_enable_device(pdev);
if (err)
@@ -1113,7 +1130,8 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
/* Some bootloader/BIOSes do not initialize
* MAC address, warn about that */
if (!(adrp[0] || adrp[1] || adrp[2])) {
- netdev_warn(dev, "MAC address not initialized, generating random\n");
+ netdev_warn(dev, "MAC address not initialized, "
+ "generating random\n");
random_ether_addr(dev->dev_addr);
}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-24 05:29:57 +0000