#include <linux/timer.h>
#include <linux/errno.h>
#include <linux/ioport.h>
-#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <asm/processor.h>
#define DRV_NAME "r6040"
-#define DRV_VERSION "0.21"
-#define DRV_RELDATE "09Jan2009"
+#define DRV_VERSION "0.25"
+#define DRV_RELDATE "20Aug2009"
/* PHY CHIP Address */
#define PHY1_ADDR 1 /* For MAC1 */
#define RX_DESC_SIZE (RX_DCNT * sizeof(struct r6040_descriptor))
#define TX_DESC_SIZE (TX_DCNT * sizeof(struct r6040_descriptor))
#define MBCR_DEFAULT 0x012A /* MAC Bus Control Register */
-#define MCAST_MAX 4 /* Max number multicast addresses to filter */
+#define MCAST_MAX 3 /* Max number multicast addresses to filter */
/* Descriptor status */
#define DSC_OWNER_MAC 0x8000 /* MAC is the owner of this descriptor */
"Florian Fainelli <florian@openwrt.org>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("RDC R6040 NAPI PCI FastEthernet driver");
+MODULE_VERSION(DRV_VERSION " " DRV_RELDATE);
/* RX and TX interrupts that we handle */
#define RX_INTS (RX_FIFO_FULL | RX_NO_DESC | RX_FINISH)
do {
skb = netdev_alloc_skb(dev, MAX_BUF_SIZE);
if (!skb) {
- printk(KERN_ERR DRV_NAME "%s: failed to alloc skb for rx\n", dev->name);
+ netdev_err(dev, "failed to alloc skb for rx\n");
rc = -ENOMEM;
goto err_exit;
}
* we may got called by r6040_tx_timeout which has left
* some unsent tx buffers */
iowrite16(0x01, ioaddr + MTPR);
+
+ /* Check media */
+ mii_check_media(&lp->mii_if, 1, 1);
}
static void r6040_tx_timeout(struct net_device *dev)
struct r6040_private *priv = netdev_priv(dev);
void __iomem *ioaddr = priv->base;
- printk(KERN_WARNING "%s: transmit timed out, int enable %4.4x "
+ netdev_warn(dev, "transmit timed out, int enable %4.4x "
"status %4.4x, PHY status %4.4x\n",
- dev->name, ioread16(ioaddr + MIER),
+ ioread16(ioaddr + MIER),
ioread16(ioaddr + MISR),
r6040_mdio_read(dev, priv->mii_if.phy_id, MII_BMSR));
phy_dat = 0x0000;
}
+ mii_check_media(&lp->mii_if, 0, 1);
+
return phy_dat;
};
/* Read MISR status and clear */
status = ioread16(ioaddr + MISR);
- if (status == 0x0000 || status == 0xffff)
+ if (status == 0x0000 || status == 0xffff) {
+ /* Restore RDC MAC interrupt */
+ iowrite16(misr, ioaddr + MIER);
return IRQ_NONE;
+ }
/* RX interrupt request */
if (status & RX_INTS) {
lp->phy_mode = phy_mode;
lp->mcr0 = (lp->mcr0 & 0x7fff) | phy_mode;
iowrite16(lp->mcr0, ioaddr);
- printk(KERN_INFO "Link Change %x \n", ioread16(ioaddr));
}
/* Timer active again */
int ret;
/* Request IRQ and Register interrupt handler */
- ret = request_irq(dev->irq, &r6040_interrupt,
+ ret = request_irq(dev->irq, r6040_interrupt,
IRQF_SHARED, dev->name, dev);
if (ret)
return ret;
return 0;
}
-static int r6040_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t r6040_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
struct r6040_private *lp = netdev_priv(dev);
struct r6040_descriptor *descptr;
void __iomem *ioaddr = lp->base;
unsigned long flags;
- int ret = NETDEV_TX_OK;
/* Critical Section */
spin_lock_irqsave(&lp->lock, flags);
if (!lp->tx_free_desc) {
spin_unlock_irqrestore(&lp->lock, flags);
netif_stop_queue(dev);
- printk(KERN_ERR DRV_NAME ": no tx descriptor\n");
- ret = NETDEV_TX_BUSY;
- return ret;
+ netdev_err(dev, ": no tx descriptor\n");
+ return NETDEV_TX_BUSY;
}
/* Statistic Counter */
if (!lp->tx_free_desc)
netif_stop_queue(dev);
- dev->trans_start = jiffies;
spin_unlock_irqrestore(&lp->lock, flags);
- return ret;
+
+ return NETDEV_TX_OK;
}
static void r6040_multicast_list(struct net_device *dev)
u16 *adrp;
u16 reg;
unsigned long flags;
- struct dev_mc_list *dmi = dev->mc_list;
+ struct netdev_hw_addr *ha;
int i;
/* MAC Address */
}
/* Too many multicast addresses
* accept all traffic */
- else if ((dev->mc_count > MCAST_MAX)
- || (dev->flags & IFF_ALLMULTI))
+ else if ((netdev_mc_count(dev) > MCAST_MAX) ||
+ (dev->flags & IFF_ALLMULTI))
reg |= 0x0020;
iowrite16(reg, ioaddr);
spin_unlock_irqrestore(&lp->lock, flags);
/* Build the hash table */
- if (dev->mc_count > MCAST_MAX) {
+ if (netdev_mc_count(dev) > MCAST_MAX) {
u16 hash_table[4];
u32 crc;
for (i = 0; i < 4; i++)
hash_table[i] = 0;
- for (i = 0; i < dev->mc_count; i++) {
- char *addrs = dmi->dmi_addr;
-
- dmi = dmi->next;
+ netdev_for_each_mc_addr(ha, dev) {
+ char *addrs = ha->addr;
if (!(*addrs & 1))
continue;
crc >>= 26;
hash_table[crc >> 4] |= 1 << (15 - (crc & 0xf));
}
- /* Write the index of the hash table */
- for (i = 0; i < 4; i++)
- iowrite16(hash_table[i] << 14, ioaddr + MCR1);
/* Fill the MAC hash tables with their values */
iowrite16(hash_table[0], ioaddr + MAR0);
iowrite16(hash_table[1], ioaddr + MAR1);
iowrite16(hash_table[3], ioaddr + MAR3);
}
/* Multicast Address 1~4 case */
- for (i = 0, dmi; (i < dev->mc_count) && (i < MCAST_MAX); i++) {
- adrp = (u16 *)dmi->dmi_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);
- dmi = dmi->next;
- }
- for (i = dev->mc_count; i < MCAST_MAX; i++) {
- iowrite16(0xffff, ioaddr + MID_0L + 8*i);
- iowrite16(0xffff, ioaddr + MID_0M + 8*i);
- iowrite16(0xffff, ioaddr + MID_0H + 8*i);
+ 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);
+ }
+ i++;
}
}
int err, io_size = R6040_IO_SIZE;
static int card_idx = -1;
int bar = 0;
- long pioaddr;
u16 *adrp;
- printk(KERN_INFO "%s\n", version);
+ printk("%s\n", version);
err = pci_enable_device(pdev);
if (err)
goto err_out;
/* this should always be supported */
- err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (err) {
- printk(KERN_ERR DRV_NAME ": 32-bit PCI DMA addresses"
+ dev_err(&pdev->dev, "32-bit PCI DMA addresses"
"not supported by the card\n");
goto err_out;
}
- err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+ err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
if (err) {
- printk(KERN_ERR DRV_NAME ": 32-bit PCI DMA addresses"
+ dev_err(&pdev->dev, "32-bit PCI DMA addresses"
"not supported by the card\n");
goto err_out;
}
/* IO Size check */
- if (pci_resource_len(pdev, 0) < io_size) {
- printk(KERN_ERR DRV_NAME ": Insufficient PCI resources, aborting\n");
+ if (pci_resource_len(pdev, bar) < io_size) {
+ dev_err(&pdev->dev, "Insufficient PCI resources, aborting\n");
err = -EIO;
goto err_out;
}
- pioaddr = pci_resource_start(pdev, 0); /* IO map base address */
pci_set_master(pdev);
dev = alloc_etherdev(sizeof(struct r6040_private));
if (!dev) {
- printk(KERN_ERR DRV_NAME ": Failed to allocate etherdev\n");
+ dev_err(&pdev->dev, "Failed to allocate etherdev\n");
err = -ENOMEM;
goto err_out;
}
err = pci_request_regions(pdev, DRV_NAME);
if (err) {
- printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n");
+ dev_err(&pdev->dev, "Failed to request PCI regions\n");
goto err_out_free_dev;
}
ioaddr = pci_iomap(pdev, bar, io_size);
if (!ioaddr) {
- printk(KERN_ERR DRV_NAME ": ioremap failed for device %s\n",
- pci_name(pdev));
+ dev_err(&pdev->dev, "ioremap failed for device\n");
err = -EIO;
goto err_out_free_res;
}
/* Some bootloader/BIOSes do not initialize
* MAC address, warn about that */
if (!(adrp[0] || adrp[1] || adrp[2])) {
- printk(KERN_WARNING DRV_NAME ": MAC address not initialized, generating random\n");
+ netdev_warn(dev, "MAC address not initialized, generating random\n");
random_ether_addr(dev->dev_addr);
}
lp->mii_if.phy_id_mask = 0x1f;
lp->mii_if.reg_num_mask = 0x1f;
+ /* Check the vendor ID on the PHY, if 0xffff assume none attached */
+ if (r6040_phy_read(ioaddr, lp->phy_addr, 2) == 0xffff) {
+ dev_err(&pdev->dev, "Failed to detect an attached PHY\n");
+ err = -ENODEV;
+ goto err_out_unmap;
+ }
+
/* Register net device. After this dev->name assign */
err = register_netdev(dev);
if (err) {
- printk(KERN_ERR DRV_NAME ": Failed to register net device\n");
+ dev_err(&pdev->dev, "Failed to register net device\n");
goto err_out_unmap;
}
return 0;
}
-static struct pci_device_id r6040_pci_tbl[] = {
+static DEFINE_PCI_DEVICE_TABLE(r6040_pci_tbl) = {
{ PCI_DEVICE(PCI_VENDOR_ID_RDC, 0x6040) },
{ 0 }
};
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff