};
static irqreturn_t fec_enet_interrupt(int irq, void * dev_id);
-static void fec_enet_tx(struct net_device *dev);
-static void fec_enet_rx(struct net_device *dev);
-static int fec_enet_close(struct net_device *dev);
-static void fec_restart(struct net_device *dev, int duplex);
-static void fec_stop(struct net_device *dev);
+static void fec_enet_tx(struct net_device *ndev);
+static void fec_enet_rx(struct net_device *ndev);
+static int fec_enet_close(struct net_device *ndev);
+static void fec_restart(struct net_device *ndev, int duplex);
+static void fec_stop(struct net_device *ndev);
/* FEC MII MMFR bits definition */
#define FEC_MMFR_ST (1 << 30)
}
static netdev_tx_t
-fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
+fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
const struct platform_device_id *id_entry =
platform_get_device_id(fep->pdev);
struct bufdesc *bdp;
if (status & BD_ENET_TX_READY) {
/* Ooops. All transmit buffers are full. Bail out.
- * This should not happen, since dev->tbusy should be set.
+ * This should not happen, since ndev->tbusy should be set.
*/
- printk("%s: tx queue full!.\n", dev->name);
+ printk("%s: tx queue full!.\n", ndev->name);
spin_unlock_irqrestore(&fep->hw_lock, flags);
return NETDEV_TX_BUSY;
}
/* Save skb pointer */
fep->tx_skbuff[fep->skb_cur] = skb;
- dev->stats.tx_bytes += skb->len;
+ ndev->stats.tx_bytes += skb->len;
fep->skb_cur = (fep->skb_cur+1) & TX_RING_MOD_MASK;
/* Push the data cache so the CPM does not get stale memory
* data.
*/
- bdp->cbd_bufaddr = dma_map_single(&dev->dev, bufaddr,
+ bdp->cbd_bufaddr = dma_map_single(&ndev->dev, bufaddr,
FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE);
/* Send it on its way. Tell FEC it's ready, interrupt when done,
if (bdp == fep->dirty_tx) {
fep->tx_full = 1;
- netif_stop_queue(dev);
+ netif_stop_queue(ndev);
}
fep->cur_tx = bdp;
}
static void
-fec_timeout(struct net_device *dev)
+fec_timeout(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
- dev->stats.tx_errors++;
+ ndev->stats.tx_errors++;
- fec_restart(dev, fep->full_duplex);
- netif_wake_queue(dev);
+ fec_restart(ndev, fep->full_duplex);
+ netif_wake_queue(ndev);
}
static irqreturn_t
-fec_enet_interrupt(int irq, void * dev_id)
+fec_enet_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct fec_enet_private *fep = netdev_priv(dev);
- uint int_events;
+ struct net_device *ndev = dev_id;
+ struct fec_enet_private *fep = netdev_priv(ndev);
+ uint int_events;
irqreturn_t ret = IRQ_NONE;
do {
if (int_events & FEC_ENET_RXF) {
ret = IRQ_HANDLED;
- fec_enet_rx(dev);
+ fec_enet_rx(ndev);
}
/* Transmit OK, or non-fatal error. Update the buffer
*/
if (int_events & FEC_ENET_TXF) {
ret = IRQ_HANDLED;
- fec_enet_tx(dev);
+ fec_enet_tx(ndev);
}
if (int_events & FEC_ENET_MII) {
static void
-fec_enet_tx(struct net_device *dev)
+fec_enet_tx(struct net_device *ndev)
{
struct fec_enet_private *fep;
struct bufdesc *bdp;
unsigned short status;
struct sk_buff *skb;
- fep = netdev_priv(dev);
+ fep = netdev_priv(ndev);
spin_lock(&fep->hw_lock);
bdp = fep->dirty_tx;
if (bdp == fep->cur_tx && fep->tx_full == 0)
break;
- dma_unmap_single(&dev->dev, bdp->cbd_bufaddr, FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE);
+ dma_unmap_single(&ndev->dev, bdp->cbd_bufaddr, FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE);
bdp->cbd_bufaddr = 0;
skb = fep->tx_skbuff[fep->skb_dirty];
if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC |
BD_ENET_TX_RL | BD_ENET_TX_UN |
BD_ENET_TX_CSL)) {
- dev->stats.tx_errors++;
+ ndev->stats.tx_errors++;
if (status & BD_ENET_TX_HB) /* No heartbeat */
- dev->stats.tx_heartbeat_errors++;
+ ndev->stats.tx_heartbeat_errors++;
if (status & BD_ENET_TX_LC) /* Late collision */
- dev->stats.tx_window_errors++;
+ ndev->stats.tx_window_errors++;
if (status & BD_ENET_TX_RL) /* Retrans limit */
- dev->stats.tx_aborted_errors++;
+ ndev->stats.tx_aborted_errors++;
if (status & BD_ENET_TX_UN) /* Underrun */
- dev->stats.tx_fifo_errors++;
+ ndev->stats.tx_fifo_errors++;
if (status & BD_ENET_TX_CSL) /* Carrier lost */
- dev->stats.tx_carrier_errors++;
+ ndev->stats.tx_carrier_errors++;
} else {
- dev->stats.tx_packets++;
+ ndev->stats.tx_packets++;
}
if (status & BD_ENET_TX_READY)
* but we eventually sent the packet OK.
*/
if (status & BD_ENET_TX_DEF)
- dev->stats.collisions++;
+ ndev->stats.collisions++;
/* Free the sk buffer associated with this last transmit */
dev_kfree_skb_any(skb);
*/
if (fep->tx_full) {
fep->tx_full = 0;
- if (netif_queue_stopped(dev))
- netif_wake_queue(dev);
+ if (netif_queue_stopped(ndev))
+ netif_wake_queue(ndev);
}
}
fep->dirty_tx = bdp;
* effectively tossing the packet.
*/
static void
-fec_enet_rx(struct net_device *dev)
+fec_enet_rx(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
const struct platform_device_id *id_entry =
platform_get_device_id(fep->pdev);
struct bufdesc *bdp;
/* Check for errors. */
if (status & (BD_ENET_RX_LG | BD_ENET_RX_SH | BD_ENET_RX_NO |
BD_ENET_RX_CR | BD_ENET_RX_OV)) {
- dev->stats.rx_errors++;
+ ndev->stats.rx_errors++;
if (status & (BD_ENET_RX_LG | BD_ENET_RX_SH)) {
/* Frame too long or too short. */
- dev->stats.rx_length_errors++;
+ ndev->stats.rx_length_errors++;
}
if (status & BD_ENET_RX_NO) /* Frame alignment */
- dev->stats.rx_frame_errors++;
+ ndev->stats.rx_frame_errors++;
if (status & BD_ENET_RX_CR) /* CRC Error */
- dev->stats.rx_crc_errors++;
+ ndev->stats.rx_crc_errors++;
if (status & BD_ENET_RX_OV) /* FIFO overrun */
- dev->stats.rx_fifo_errors++;
+ ndev->stats.rx_fifo_errors++;
}
/* Report late collisions as a frame error.
* have in the buffer. So, just drop this frame on the floor.
*/
if (status & BD_ENET_RX_CL) {
- dev->stats.rx_errors++;
- dev->stats.rx_frame_errors++;
+ ndev->stats.rx_errors++;
+ ndev->stats.rx_frame_errors++;
goto rx_processing_done;
}
/* Process the incoming frame. */
- dev->stats.rx_packets++;
+ ndev->stats.rx_packets++;
pkt_len = bdp->cbd_datlen;
- dev->stats.rx_bytes += pkt_len;
+ ndev->stats.rx_bytes += pkt_len;
data = (__u8*)__va(bdp->cbd_bufaddr);
dma_unmap_single(NULL, bdp->cbd_bufaddr, bdp->cbd_datlen,
if (unlikely(!skb)) {
printk("%s: Memory squeeze, dropping packet.\n",
- dev->name);
- dev->stats.rx_dropped++;
+ ndev->name);
+ ndev->stats.rx_dropped++;
} else {
skb_reserve(skb, NET_IP_ALIGN);
skb_put(skb, pkt_len - 4); /* Make room */
skb_copy_to_linear_data(skb, data, pkt_len - 4);
- skb->protocol = eth_type_trans(skb, dev);
+ skb->protocol = eth_type_trans(skb, ndev);
netif_rx(skb);
}
}
/* ------------------------------------------------------------------------- */
-static void __inline__ fec_get_mac(struct net_device *dev)
+static void __inline__ fec_get_mac(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct fec_platform_data *pdata = fep->pdev->dev.platform_data;
unsigned char *iap, tmpaddr[ETH_ALEN];
iap = &tmpaddr[0];
}
- memcpy(dev->dev_addr, iap, ETH_ALEN);
+ memcpy(ndev->dev_addr, iap, ETH_ALEN);
/* Adjust MAC if using macaddr */
if (iap == macaddr)
- dev->dev_addr[ETH_ALEN-1] = macaddr[ETH_ALEN-1] + fep->pdev->id;
+ ndev->dev_addr[ETH_ALEN-1] = macaddr[ETH_ALEN-1] + fep->pdev->id;
}
/* ------------------------------------------------------------------------- */
/*
* Phy section
*/
-static void fec_enet_adjust_link(struct net_device *dev)
+static void fec_enet_adjust_link(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct phy_device *phy_dev = fep->phy_dev;
unsigned long flags;
/* Duplex link change */
if (phy_dev->link) {
if (fep->full_duplex != phy_dev->duplex) {
- fec_restart(dev, phy_dev->duplex);
+ fec_restart(ndev, phy_dev->duplex);
status_change = 1;
}
}
if (phy_dev->link != fep->link) {
fep->link = phy_dev->link;
if (phy_dev->link)
- fec_restart(dev, phy_dev->duplex);
+ fec_restart(ndev, phy_dev->duplex);
else
- fec_stop(dev);
+ fec_stop(ndev);
status_change = 1;
}
return 0;
}
-static int fec_enet_mii_probe(struct net_device *dev)
+static int fec_enet_mii_probe(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct phy_device *phy_dev = NULL;
char mdio_bus_id[MII_BUS_ID_SIZE];
char phy_name[MII_BUS_ID_SIZE + 3];
if (phy_id >= PHY_MAX_ADDR) {
printk(KERN_INFO "%s: no PHY, assuming direct connection "
- "to switch\n", dev->name);
+ "to switch\n", ndev->name);
strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE);
phy_id = 0;
}
snprintf(phy_name, MII_BUS_ID_SIZE, PHY_ID_FMT, mdio_bus_id, phy_id);
- phy_dev = phy_connect(dev, phy_name, &fec_enet_adjust_link, 0,
+ phy_dev = phy_connect(ndev, phy_name, &fec_enet_adjust_link, 0,
PHY_INTERFACE_MODE_MII);
if (IS_ERR(phy_dev)) {
- printk(KERN_ERR "%s: could not attach to PHY\n", dev->name);
+ printk(KERN_ERR "%s: could not attach to PHY\n", ndev->name);
return PTR_ERR(phy_dev);
}
fep->full_duplex = 0;
printk(KERN_INFO "%s: Freescale FEC PHY driver [%s] "
- "(mii_bus:phy_addr=%s, irq=%d)\n", dev->name,
+ "(mii_bus:phy_addr=%s, irq=%d)\n", ndev->name,
fep->phy_dev->drv->name, dev_name(&fep->phy_dev->dev),
fep->phy_dev->irq);
static int fec_enet_mii_init(struct platform_device *pdev)
{
static struct mii_bus *fec0_mii_bus;
- struct net_device *dev = platform_get_drvdata(pdev);
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct net_device *ndev = platform_get_drvdata(pdev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
const struct platform_device_id *id_entry =
platform_get_device_id(fep->pdev);
int err = -ENXIO, i;
for (i = 0; i < PHY_MAX_ADDR; i++)
fep->mii_bus->irq[i] = PHY_POLL;
- platform_set_drvdata(dev, fep->mii_bus);
+ platform_set_drvdata(ndev, fep->mii_bus);
if (mdiobus_register(fep->mii_bus))
goto err_out_free_mdio_irq;
mdiobus_free(fep->mii_bus);
}
-static int fec_enet_get_settings(struct net_device *dev,
+static int fec_enet_get_settings(struct net_device *ndev,
struct ethtool_cmd *cmd)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct phy_device *phydev = fep->phy_dev;
if (!phydev)
return phy_ethtool_gset(phydev, cmd);
}
-static int fec_enet_set_settings(struct net_device *dev,
+static int fec_enet_set_settings(struct net_device *ndev,
struct ethtool_cmd *cmd)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct phy_device *phydev = fep->phy_dev;
if (!phydev)
return phy_ethtool_sset(phydev, cmd);
}
-static void fec_enet_get_drvinfo(struct net_device *dev,
+static void fec_enet_get_drvinfo(struct net_device *ndev,
struct ethtool_drvinfo *info)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
strcpy(info->driver, fep->pdev->dev.driver->name);
strcpy(info->version, "Revision: 1.0");
- strcpy(info->bus_info, dev_name(&dev->dev));
+ strcpy(info->bus_info, dev_name(&ndev->dev));
}
static struct ethtool_ops fec_enet_ethtool_ops = {
.get_link = ethtool_op_get_link,
};
-static int fec_enet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct phy_device *phydev = fep->phy_dev;
- if (!netif_running(dev))
+ if (!netif_running(ndev))
return -EINVAL;
if (!phydev)
return phy_mii_ioctl(phydev, rq, cmd);
}
-static void fec_enet_free_buffers(struct net_device *dev)
+static void fec_enet_free_buffers(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
int i;
struct sk_buff *skb;
struct bufdesc *bdp;
skb = fep->rx_skbuff[i];
if (bdp->cbd_bufaddr)
- dma_unmap_single(&dev->dev, bdp->cbd_bufaddr,
+ dma_unmap_single(&ndev->dev, bdp->cbd_bufaddr,
FEC_ENET_RX_FRSIZE, DMA_FROM_DEVICE);
if (skb)
dev_kfree_skb(skb);
kfree(fep->tx_bounce[i]);
}
-static int fec_enet_alloc_buffers(struct net_device *dev)
+static int fec_enet_alloc_buffers(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
int i;
struct sk_buff *skb;
struct bufdesc *bdp;
for (i = 0; i < RX_RING_SIZE; i++) {
skb = dev_alloc_skb(FEC_ENET_RX_FRSIZE);
if (!skb) {
- fec_enet_free_buffers(dev);
+ fec_enet_free_buffers(ndev);
return -ENOMEM;
}
fep->rx_skbuff[i] = skb;
- bdp->cbd_bufaddr = dma_map_single(&dev->dev, skb->data,
+ bdp->cbd_bufaddr = dma_map_single(&ndev->dev, skb->data,
FEC_ENET_RX_FRSIZE, DMA_FROM_DEVICE);
bdp->cbd_sc = BD_ENET_RX_EMPTY;
bdp++;
}
static int
-fec_enet_open(struct net_device *dev)
+fec_enet_open(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
int ret;
/* I should reset the ring buffers here, but I don't yet know
* a simple way to do that.
*/
- ret = fec_enet_alloc_buffers(dev);
+ ret = fec_enet_alloc_buffers(ndev);
if (ret)
return ret;
/* Probe and connect to PHY when open the interface */
- ret = fec_enet_mii_probe(dev);
+ ret = fec_enet_mii_probe(ndev);
if (ret) {
- fec_enet_free_buffers(dev);
+ fec_enet_free_buffers(ndev);
return ret;
}
phy_start(fep->phy_dev);
- netif_start_queue(dev);
+ netif_start_queue(ndev);
fep->opened = 1;
return 0;
}
static int
-fec_enet_close(struct net_device *dev)
+fec_enet_close(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
/* Don't know what to do yet. */
fep->opened = 0;
- netif_stop_queue(dev);
- fec_stop(dev);
+ netif_stop_queue(ndev);
+ fec_stop(ndev);
if (fep->phy_dev) {
phy_stop(fep->phy_dev);
phy_disconnect(fep->phy_dev);
}
- fec_enet_free_buffers(dev);
+ fec_enet_free_buffers(ndev);
return 0;
}
#define HASH_BITS 6 /* #bits in hash */
#define CRC32_POLY 0xEDB88320
-static void set_multicast_list(struct net_device *dev)
+static void set_multicast_list(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct netdev_hw_addr *ha;
unsigned int i, bit, data, crc, tmp;
unsigned char hash;
- if (dev->flags & IFF_PROMISC) {
+ if (ndev->flags & IFF_PROMISC) {
tmp = readl(fep->hwp + FEC_R_CNTRL);
tmp |= 0x8;
writel(tmp, fep->hwp + FEC_R_CNTRL);
tmp &= ~0x8;
writel(tmp, fep->hwp + FEC_R_CNTRL);
- if (dev->flags & IFF_ALLMULTI) {
+ if (ndev->flags & IFF_ALLMULTI) {
/* Catch all multicast addresses, so set the
* filter to all 1's
*/
writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
- netdev_for_each_mc_addr(ha, dev) {
+ netdev_for_each_mc_addr(ha, ndev) {
/* Only support group multicast for now */
if (!(ha->addr[0] & 1))
continue;
/* calculate crc32 value of mac address */
crc = 0xffffffff;
- for (i = 0; i < dev->addr_len; i++) {
+ for (i = 0; i < ndev->addr_len; i++) {
data = ha->addr[i];
for (bit = 0; bit < 8; bit++, data >>= 1) {
crc = (crc >> 1) ^
/* Set a MAC change in hardware. */
static int
-fec_set_mac_address(struct net_device *dev, void *p)
+fec_set_mac_address(struct net_device *ndev, void *p)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct sockaddr *addr = p;
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
- memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+ memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len);
- writel(dev->dev_addr[3] | (dev->dev_addr[2] << 8) |
- (dev->dev_addr[1] << 16) | (dev->dev_addr[0] << 24),
+ writel(ndev->dev_addr[3] | (ndev->dev_addr[2] << 8) |
+ (ndev->dev_addr[1] << 16) | (ndev->dev_addr[0] << 24),
fep->hwp + FEC_ADDR_LOW);
- writel((dev->dev_addr[5] << 16) | (dev->dev_addr[4] << 24),
+ writel((ndev->dev_addr[5] << 16) | (ndev->dev_addr[4] << 24),
fep->hwp + FEC_ADDR_HIGH);
return 0;
}
* XXX: We need to clean up on failure exits here.
*
*/
-static int fec_enet_init(struct net_device *dev)
+static int fec_enet_init(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
struct bufdesc *cbd_base;
struct bufdesc *bdp;
int i;
spin_lock_init(&fep->hw_lock);
- fep->netdev = dev;
+ fep->netdev = ndev;
/* Get the Ethernet address */
- fec_get_mac(dev);
+ fec_get_mac(ndev);
/* Set receive and transmit descriptor base. */
fep->rx_bd_base = cbd_base;
fep->tx_bd_base = cbd_base + RX_RING_SIZE;
/* The FEC Ethernet specific entries in the device structure */
- dev->watchdog_timeo = TX_TIMEOUT;
- dev->netdev_ops = &fec_netdev_ops;
- dev->ethtool_ops = &fec_enet_ethtool_ops;
+ ndev->watchdog_timeo = TX_TIMEOUT;
+ ndev->netdev_ops = &fec_netdev_ops;
+ ndev->ethtool_ops = &fec_enet_ethtool_ops;
/* Initialize the receive buffer descriptors. */
bdp = fep->rx_bd_base;
bdp--;
bdp->cbd_sc |= BD_SC_WRAP;
- fec_restart(dev, 0);
+ fec_restart(ndev, 0);
return 0;
}
* duplex.
*/
static void
-fec_restart(struct net_device *dev, int duplex)
+fec_restart(struct net_device *ndev, int duplex)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
const struct platform_device_id *id_entry =
platform_get_device_id(fep->pdev);
int i;
* so need to reconfigure it.
*/
if (id_entry->driver_data & FEC_QUIRK_ENET_MAC) {
- memcpy(&temp_mac, dev->dev_addr, ETH_ALEN);
+ memcpy(&temp_mac, ndev->dev_addr, ETH_ALEN);
writel(cpu_to_be32(temp_mac[0]), fep->hwp + FEC_ADDR_LOW);
writel(cpu_to_be32(temp_mac[1]), fep->hwp + FEC_ADDR_HIGH);
}
}
static void
-fec_stop(struct net_device *dev)
+fec_stop(struct net_device *ndev)
{
- struct fec_enet_private *fep = netdev_priv(dev);
+ struct fec_enet_private *fep = netdev_priv(ndev);
/* We cannot expect a graceful transmit stop without link !!! */
if (fep->link) {
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