#define DM9000_PHY 0x40 /* PHY address 0x01 */
-#define TRUE 1
-#define FALSE 0
-
#define CARDNAME "dm9000"
#define PFX CARDNAME ": "
#define PRINTK(args...) printk(KERN_DEBUG args)
#endif
+#ifdef CONFIG_BLACKFIN
+#define readsb insb
+#define readsw insw
+#define readsl insl
+#define writesb outsb
+#define writesw outsw
+#define writesl outsl
+#define DM9000_IRQ_FLAGS (IRQF_SHARED | IRQF_TRIGGER_HIGH)
+#else
+#define DM9000_IRQ_FLAGS IRQF_SHARED
+#endif
+
/*
* Transmit timeout, default 5 seconds.
*/
struct resource *irq_res;
struct timer_list timer;
- struct net_device_stats stats;
unsigned char srom[128];
spinlock_t lock;
static void dm9000_timer(unsigned long);
static void dm9000_init_dm9000(struct net_device *);
-static struct net_device_stats *dm9000_get_stats(struct net_device *);
-
-static irqreturn_t dm9000_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t dm9000_interrupt(int, void *);
static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int reg);
static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg,
static void dm9000_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
- dm9000_interrupt(dev->irq,dev,NULL);
+ dm9000_interrupt(dev->irq,dev);
enable_irq(dev->irq);
}
#endif
return -ENOMEM;
}
- SET_MODULE_OWNER(ndev);
SET_NETDEV_DEV(ndev, &pdev->dev);
PRINTK2("dm9000_probe()");
db->io_addr = (void __iomem *)base;
db->io_data = (void __iomem *)(base + 4);
+ /* ensure at least we have a default set of IO routines */
+ dm9000_set_io(db, 2);
+
} else {
db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (id_val != DM9000_ID) {
printk("%s: wrong id: 0x%08x\n", CARDNAME, id_val);
- goto release;
+ ret = -ENODEV;
+ goto out;
}
/* from this point we assume that we have found a DM9000 */
ndev->tx_timeout = &dm9000_timeout;
ndev->watchdog_timeo = msecs_to_jiffies(watchdog);
ndev->stop = &dm9000_stop;
- ndev->get_stats = &dm9000_get_stats;
ndev->set_multicast_list = &dm9000_hash_table;
#ifdef CONFIG_NET_POLL_CONTROLLER
ndev->poll_controller = &dm9000_poll_controller;
ret = register_netdev(ndev);
if (ret == 0) {
- printk("%s: dm9000 at %p,%p IRQ %d MAC: ",
- ndev->name, db->io_addr, db->io_data, ndev->irq);
- for (i = 0; i < 5; i++)
- printk("%02x:", ndev->dev_addr[i]);
- printk("%02x\n", ndev->dev_addr[5]);
+ DECLARE_MAC_BUF(mac);
+ printk("%s: dm9000 at %p,%p IRQ %d MAC: %s\n",
+ ndev->name, db->io_addr, db->io_data, ndev->irq,
+ print_mac(mac, ndev->dev_addr));
}
return 0;
- release:
- out:
+out:
printk("%s: not found (%d).\n", CARDNAME, ret);
dm9000_release_board(pdev, db);
- kfree(ndev);
+ free_netdev(ndev);
return ret;
}
PRINTK2("entering dm9000_open\n");
- if (request_irq(dev->irq, &dm9000_interrupt, IRQF_SHARED, dev->name, dev))
+ if (request_irq(dev->irq, &dm9000_interrupt, DM9000_IRQ_FLAGS, dev->name, dev))
return -EAGAIN;
/* Initialize DM9000 board */
static int
dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
+ unsigned long flags;
board_info_t *db = (board_info_t *) dev->priv;
PRINTK3("dm9000_start_xmit\n");
if (db->tx_pkt_cnt > 1)
return 1;
- netif_stop_queue(dev);
-
- /* Disable all interrupts */
- iow(db, DM9000_IMR, IMR_PAR);
+ spin_lock_irqsave(&db->lock, flags);
/* Move data to DM9000 TX RAM */
writeb(DM9000_MWCMD, db->io_addr);
(db->outblk)(db->io_data, skb->data, skb->len);
- db->stats.tx_bytes += skb->len;
+ dev->stats.tx_bytes += skb->len;
+ db->tx_pkt_cnt++;
/* TX control: First packet immediately send, second packet queue */
- if (db->tx_pkt_cnt == 0) {
-
- /* First Packet */
- db->tx_pkt_cnt++;
-
+ if (db->tx_pkt_cnt == 1) {
/* Set TX length to DM9000 */
iow(db, DM9000_TXPLL, skb->len & 0xff);
iow(db, DM9000_TXPLH, (skb->len >> 8) & 0xff);
iow(db, DM9000_TCR, TCR_TXREQ); /* Cleared after TX complete */
dev->trans_start = jiffies; /* save the time stamp */
-
} else {
/* Second packet */
- db->tx_pkt_cnt++;
db->queue_pkt_len = skb->len;
+ netif_stop_queue(dev);
}
+ spin_unlock_irqrestore(&db->lock, flags);
+
/* free this SKB */
dev_kfree_skb(skb);
- /* Re-enable resource check */
- if (db->tx_pkt_cnt == 1)
- netif_wake_queue(dev);
-
- /* Re-enable interrupt */
- iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM);
-
return 0;
}
if (tx_status & (NSR_TX2END | NSR_TX1END)) {
/* One packet sent complete */
db->tx_pkt_cnt--;
- db->stats.tx_packets++;
+ dev->stats.tx_packets++;
/* Queue packet check & send */
if (db->tx_pkt_cnt > 0) {
}
static irqreturn_t
-dm9000_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+dm9000_interrupt(int irq, void *dev_id)
{
struct net_device *dev = dev_id;
board_info_t *db;
}
/*
- * Get statistics from driver.
- */
-static struct net_device_stats *
-dm9000_get_stats(struct net_device *dev)
-{
- board_info_t *db = (board_info_t *) dev->priv;
- return &db->stats;
-}
-
-
-/*
* A periodic timer routine
* Dynamic media sense, allocated Rx buffer...
*/
struct dm9000_rxhdr rxhdr;
struct sk_buff *skb;
u8 rxbyte, *rdptr;
- int GoodPacket;
+ bool GoodPacket;
int RxLen;
/* Check packet ready or not */
return;
/* A packet ready now & Get status/length */
- GoodPacket = TRUE;
+ GoodPacket = true;
writeb(DM9000_MRCMD, db->io_addr);
(db->inblk)(db->io_data, &rxhdr, sizeof(rxhdr));
/* Packet Status check */
if (RxLen < 0x40) {
- GoodPacket = FALSE;
+ GoodPacket = false;
PRINTK1("Bad Packet received (runt)\n");
}
}
if (rxhdr.RxStatus & 0xbf00) {
- GoodPacket = FALSE;
+ GoodPacket = false;
if (rxhdr.RxStatus & 0x100) {
PRINTK1("fifo error\n");
- db->stats.rx_fifo_errors++;
+ dev->stats.rx_fifo_errors++;
}
if (rxhdr.RxStatus & 0x200) {
PRINTK1("crc error\n");
- db->stats.rx_crc_errors++;
+ dev->stats.rx_crc_errors++;
}
if (rxhdr.RxStatus & 0x8000) {
PRINTK1("length error\n");
- db->stats.rx_length_errors++;
+ dev->stats.rx_length_errors++;
}
}
/* Move data from DM9000 */
if (GoodPacket
&& ((skb = dev_alloc_skb(RxLen + 4)) != NULL)) {
- skb->dev = dev;
skb_reserve(skb, 2);
rdptr = (u8 *) skb_put(skb, RxLen - 4);
/* Read received packet from RX SRAM */
(db->inblk)(db->io_data, rdptr, RxLen);
- db->stats.rx_bytes += RxLen;
+ dev->stats.rx_bytes += RxLen;
/* Pass to upper layer */
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
- db->stats.rx_packets++;
+ dev->stats.rx_packets++;
} else {
/* need to dump the packet's data */
unregister_netdev(ndev);
dm9000_release_board(pdev, (board_info_t *) ndev->priv);
- kfree(ndev); /* free device structure */
+ free_netdev(ndev); /* free device structure */
PRINTK1("clean_module() exit\n");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff