*
* Many modifications, and currently maintained, by
* Philip Blundell <philb@gnu.org>
- * Added the Compaq LTE Alan Cox <alan@redhat.com>
- * Added MCA support Adam Fritzler <mid@auk.cx>
+ * Added the Compaq LTE Alan Cox <alan@lxorguk.ukuu.org.uk>
+ * Added MCA support Adam Fritzler
*
* Note - this driver is experimental still - it has problems on faster
* machines. Someone needs to sit down and go through it line by line with
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
-#include <linux/slab.h>
#include <linux/mca-legacy.h>
#include <linux/spinlock.h>
#include <linux/bitops.h>
+#include <linux/jiffies.h>
#include <asm/system.h>
#include <asm/io.h>
struct net_local
{
- struct net_device_stats stats;
unsigned long last_tx; /* jiffies when last transmit started */
unsigned long init_time; /* jiffies when eexp_hw_init586 called */
unsigned short rx_first; /* first rx buf, same as RX_BUF_START */
0x0000,Cmd_MCast,
0x0076, /* link to next command */
#define CONF_NR_MULTICAST 0x44
- 0x0000, /* number of multicast addresses */
+ 0x0000, /* number of bytes in multicast address(es) */
#define CONF_MULTICAST 0x46
0x0000, 0x0000, 0x0000, /* some addresses */
0x0000, 0x0000, 0x0000,
static int eexp_open(struct net_device *dev);
static int eexp_close(struct net_device *dev);
static void eexp_timeout(struct net_device *dev);
-static struct net_device_stats *eexp_stats(struct net_device *dev);
-static int eexp_xmit(struct sk_buff *buf, struct net_device *dev);
+static netdev_tx_t eexp_xmit(struct sk_buff *buf,
+ struct net_device *dev);
static irqreturn_t eexp_irq(int irq, void *dev_addr);
static void eexp_set_multicast(struct net_device *dev);
int dev_irq = dev->irq;
int err;
- SET_MODULE_OWNER(dev);
-
dev->if_port = 0xff; /* not set */
#ifdef CONFIG_MCA_LEGACY
if (!dev->irq || !irqrmap[dev->irq])
return -ENXIO;
- ret = request_irq(dev->irq,&eexp_irq,0,dev->name,dev);
- if (ret) return ret;
+ ret = request_irq(dev->irq, eexp_irq, 0, dev->name, dev);
+ if (ret)
+ return ret;
if (!request_region(ioaddr, EEXP_IO_EXTENT, "EtherExpress")) {
printk(KERN_WARNING "EtherExpress io port %x, is busy.\n"
}
/*
- * Return interface stats
- */
-
-static struct net_device_stats *eexp_stats(struct net_device *dev)
-{
- struct net_local *lp = netdev_priv(dev);
-
- return &lp->stats;
-}
-
-/*
* This gets called when a higher level thinks we are broken. Check that
* nothing has become jammed in the CU.
*/
if (lp->started)
{
- if ((jiffies - dev->trans_start)>50)
+ if (time_after(jiffies, dev_trans_start(dev) + HZ/2))
{
if (lp->tx_link==lp->last_tx_restart)
{
}
else
{
- if ((jiffies-lp->init_time)>10)
+ if (time_after(jiffies, lp->init_time + 10))
{
unsigned short status = scb_status(dev);
printk(KERN_WARNING "%s: i82586 startup timed out, status %04x, resetting...\n",
printk(KERN_INFO "%s: transmit timed out, %s?\n", dev->name,
(SCB_complete(status)?"lost interrupt":
"board on fire"));
- lp->stats.tx_errors++;
+ dev->stats.tx_errors++;
lp->last_tx = jiffies;
if (!SCB_complete(status)) {
scb_command(dev, SCB_CUabort);
* Called to transmit a packet, or to allow us to right ourselves
* if the kernel thinks we've died.
*/
-static int eexp_xmit(struct sk_buff *buf, struct net_device *dev)
+static netdev_tx_t eexp_xmit(struct sk_buff *buf, struct net_device *dev)
{
- struct net_local *lp = netdev_priv(dev);
short length = buf->len;
#ifdef CONFIG_SMP
+ struct net_local *lp = netdev_priv(dev);
unsigned long flags;
#endif
if (buf->len < ETH_ZLEN) {
if (skb_padto(buf, ETH_ZLEN))
- return 0;
+ return NETDEV_TX_OK;
length = ETH_ZLEN;
}
{
unsigned short *data = (unsigned short *)buf->data;
- lp->stats.tx_bytes += length;
+ dev->stats.tx_bytes += length;
eexp_hw_tx_pio(dev,data,length);
}
spin_unlock_irqrestore(&lp->lock, flags);
#endif
enable_irq(dev->irq);
- return 0;
+ return NETDEV_TX_OK;
}
/*
static void eexp_cmd_clear(struct net_device *dev)
{
unsigned long int oldtime = jiffies;
- while (scb_rdcmd(dev) && ((jiffies-oldtime)<10));
+ while (scb_rdcmd(dev) && (time_before(jiffies, oldtime + 10)));
if (scb_rdcmd(dev)) {
printk("%s: command didn't clear\n", dev->name);
}
}
-static irqreturn_t eexp_irq(int irq, void *dev_info)
+static irqreturn_t eexp_irq(int dummy, void *dev_info)
{
struct net_device *dev = dev_info;
struct net_local *lp;
old_read_ptr = inw(ioaddr+READ_PTR);
old_write_ptr = inw(ioaddr+WRITE_PTR);
- outb(SIRQ_dis|irqrmap[irq],ioaddr+SET_IRQ);
-
+ outb(SIRQ_dis|irqrmap[dev->irq], ioaddr+SET_IRQ);
status = scb_status(dev);
outw(rbd+8, ioaddr+READ_PTR);
printk("[%04x]\n", inw(ioaddr+DATAPORT));
#endif
- lp->stats.rx_errors++;
+ dev->stats.rx_errors++;
#if 1
eexp_hw_rxinit(dev);
#else
eexp_cmd_clear(dev);
- outb(SIRQ_en|irqrmap[irq],ioaddr+SET_IRQ);
+ outb(SIRQ_en|irqrmap[dev->irq], ioaddr+SET_IRQ);
#if NET_DEBUG > 6
printk("%s: leaving eexp_irq()\n", dev->name);
}
else if (!FD_OK(status))
{
- lp->stats.rx_errors++;
+ dev->stats.rx_errors++;
if (FD_CRC(status))
- lp->stats.rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
if (FD_Align(status))
- lp->stats.rx_frame_errors++;
+ dev->stats.rx_frame_errors++;
if (FD_Resrc(status))
- lp->stats.rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
if (FD_DMA(status))
- lp->stats.rx_over_errors++;
+ dev->stats.rx_over_errors++;
if (FD_Short(status))
- lp->stats.rx_length_errors++;
+ dev->stats.rx_length_errors++;
}
else
{
if (skb == NULL)
{
printk(KERN_WARNING "%s: Memory squeeze, dropping packet\n",dev->name);
- lp->stats.rx_dropped++;
+ dev->stats.rx_dropped++;
break;
}
- skb->dev = dev;
skb_reserve(skb, 2);
outw(pbuf+10, ioaddr+READ_PTR);
insw(ioaddr+DATAPORT, skb_put(skb,pkt_len),(pkt_len+1)>>1);
skb->protocol = eth_type_trans(skb,dev);
netif_rx(skb);
- dev->last_rx = jiffies;
- lp->stats.rx_packets++;
- lp->stats.rx_bytes += pkt_len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += pkt_len;
}
outw(rx_block, ioaddr+WRITE_PTR);
outw(0, ioaddr+DATAPORT);
outw(lp->tx_head+0x16, ioaddr + DATAPORT);
outw(0, ioaddr + DATAPORT);
- outsw(ioaddr + DATAPORT, buf, (len+1)>>1);
+ outsw(ioaddr + DATAPORT, buf, (len+1)>>1);
outw(lp->tx_tail+0xc, ioaddr + WRITE_PTR);
outw(lp->tx_head, ioaddr + DATAPORT);
outw(0xFFFF, ioaddr+SIGNAL_CA);
}
- lp->stats.tx_packets++;
+ dev->stats.tx_packets++;
lp->last_tx = jiffies;
}
+static const struct net_device_ops eexp_netdev_ops = {
+ .ndo_open = eexp_open,
+ .ndo_stop = eexp_close,
+ .ndo_start_xmit = eexp_xmit,
+ .ndo_set_multicast_list = eexp_set_multicast,
+ .ndo_tx_timeout = eexp_timeout,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
/*
* Sanity check the suspected EtherExpress card
* Read hardware address, reset card, size memory and initialize buffer
- * memory pointers. These are held in dev->priv, in case someone has more
+ * memory pointers. These are held in netdev_priv(), in case someone has more
* than one card in a machine.
*/
lp->rx_buf_start = TX_BUF_START + (lp->num_tx_bufs*TX_BUF_SIZE);
lp->width = buswidth;
- dev->open = eexp_open;
- dev->stop = eexp_close;
- dev->hard_start_xmit = eexp_xmit;
- dev->get_stats = eexp_stats;
- dev->set_multicast_list = &eexp_set_multicast;
- dev->tx_timeout = eexp_timeout;
+ dev->netdev_ops = &eexp_netdev_ops;
dev->watchdog_timeo = 2*HZ;
return register_netdev(dev);
else
{
lp->last_tx_restart = 0;
- lp->stats.collisions += Stat_NoColl(status);
+ dev->stats.collisions += Stat_NoColl(status);
if (!Stat_OK(status))
{
char *whatsup = NULL;
- lp->stats.tx_errors++;
+ dev->stats.tx_errors++;
if (Stat_Abort(status))
- lp->stats.tx_aborted_errors++;
+ dev->stats.tx_aborted_errors++;
if (Stat_TNoCar(status)) {
whatsup = "aborted, no carrier";
- lp->stats.tx_carrier_errors++;
+ dev->stats.tx_carrier_errors++;
}
if (Stat_TNoCTS(status)) {
whatsup = "aborted, lost CTS";
- lp->stats.tx_carrier_errors++;
+ dev->stats.tx_carrier_errors++;
}
if (Stat_TNoDMA(status)) {
whatsup = "FIFO underran";
- lp->stats.tx_fifo_errors++;
+ dev->stats.tx_fifo_errors++;
}
if (Stat_TXColl(status)) {
whatsup = "aborted, too many collisions";
- lp->stats.tx_aborted_errors++;
+ dev->stats.tx_aborted_errors++;
}
if (whatsup)
printk(KERN_INFO "%s: transmit %s\n",
dev->name, whatsup);
}
else
- lp->stats.tx_packets++;
+ dev->stats.tx_packets++;
}
if (tx_block == TX_BUF_START+((lp->num_tx_bufs-1)*TX_BUF_SIZE))
lp->tx_reap = tx_block = TX_BUF_START;
outw(0x0000, ioaddr + 0x800c);
outw(0x0000, ioaddr + 0x800e);
- for (i = 0; i < (sizeof(start_code)); i+=32) {
+ for (i = 0; i < ARRAY_SIZE(start_code) * 2; i+=32) {
int j;
outw(i, ioaddr + SM_PTR);
- for (j = 0; j < 16; j+=2)
+ for (j = 0; j < 16 && (i+j)/2 < ARRAY_SIZE(start_code); j+=2)
outw(start_code[(i+j)/2],
ioaddr+0x4000+j);
- for (j = 0; j < 16; j+=2)
+ for (j = 0; j < 16 && (i+j+16)/2 < ARRAY_SIZE(start_code); j+=2)
outw(start_code[(i+j+16)/2],
ioaddr+0x8000+j);
}
#if NET_DEBUG > 6
printk("%s: leaving eexp_hw_init586()\n", dev->name);
#endif
- return;
}
static void eexp_setup_filter(struct net_device *dev)
{
- struct dev_mc_list *dmi = dev->mc_list;
+ struct netdev_hw_addr *ha;
unsigned short ioaddr = dev->base_addr;
- int count = dev->mc_count;
+ int count = netdev_mc_count(dev);
int i;
if (count > 8) {
printk(KERN_INFO "%s: too many multicast addresses (%d)\n",
}
outw(CONF_NR_MULTICAST & ~31, ioaddr+SM_PTR);
- outw(count, ioaddr+SHADOW(CONF_NR_MULTICAST));
- for (i = 0; i < count; i++) {
- unsigned short *data = (unsigned short *)dmi->dmi_addr;
- if (!dmi) {
- printk(KERN_INFO "%s: too few multicast addresses\n", dev->name);
+ outw(6*count, ioaddr+SHADOW(CONF_NR_MULTICAST));
+ i = 0;
+ netdev_for_each_mc_addr(ha, dev) {
+ unsigned short *data = (unsigned short *) ha->addr;
+
+ if (i == count)
break;
- }
- if (dmi->dmi_addrlen != ETH_ALEN) {
- printk(KERN_INFO "%s: invalid multicast address length given.\n", dev->name);
- continue;
- }
outw((CONF_MULTICAST+(6*i)) & ~31, ioaddr+SM_PTR);
outw(data[0], ioaddr+SHADOW(CONF_MULTICAST+(6*i)));
outw((CONF_MULTICAST+(6*i)+2) & ~31, ioaddr+SM_PTR);
outw(data[1], ioaddr+SHADOW(CONF_MULTICAST+(6*i)+2));
outw((CONF_MULTICAST+(6*i)+4) & ~31, ioaddr+SM_PTR);
outw(data[2], ioaddr+SHADOW(CONF_MULTICAST+(6*i)+4));
+ i++;
}
}
}
if (!(dev->flags & IFF_PROMISC)) {
eexp_setup_filter(dev);
- if (lp->old_mc_count != dev->mc_count) {
+ if (lp->old_mc_count != netdev_mc_count(dev)) {
kick = 1;
- lp->old_mc_count = dev->mc_count;
+ lp->old_mc_count = netdev_mc_count(dev);
}
}
if (kick) {
#endif
oj = jiffies;
while ((SCB_CUstat(scb_status(dev)) == 2) &&
- ((jiffies-oj) < 2000));
+ (time_before(jiffies, oj + 2000)));
if (SCB_CUstat(scb_status(dev)) == 2)
printk("%s: warning, CU didn't stop\n", dev->name);
lp->started &= ~(STARTED_CU);