struct sk_buff *tx_skbuff[TX_RING_SIZE];
dma_addr_t tx_skbuff_dma[TX_RING_SIZE];
- /* Tx bounce buffers */
+ /* Tx bounce buffers (Rhine-I only) */
unsigned char *tx_buf[TX_RING_SIZE];
unsigned char *tx_bufs;
dma_addr_t tx_bufs_dma;
u8 tx_thresh, rx_thresh;
struct mii_if_info mii_if;
+ struct work_struct tx_timeout_task;
+ struct work_struct check_media_task;
void __iomem *base;
};
static void mdio_write(struct net_device *dev, int phy_id, int location, int value);
static int rhine_open(struct net_device *dev);
static void rhine_tx_timeout(struct net_device *dev);
+static void rhine_tx_timeout_task(struct net_device *dev);
+static void rhine_check_media_task(struct net_device *dev);
static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev);
static irqreturn_t rhine_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
static void rhine_tx(struct net_device *dev);
if (rp->quirks & rqRhineI)
dev->features |= NETIF_F_SG|NETIF_F_HW_CSUM;
+ INIT_WORK(&rp->tx_timeout_task,
+ (void (*)(void *))rhine_tx_timeout_task, dev);
+
+ INIT_WORK(&rp->check_media_task,
+ (void (*)(void *))rhine_check_media_task, dev);
+
/* dev->name not defined before register_netdev()! */
rc = register_netdev(dev);
if (rc)
rp->tx_ring[i].desc_length = cpu_to_le32(TXDESC);
next += sizeof(struct tx_desc);
rp->tx_ring[i].next_desc = cpu_to_le32(next);
- rp->tx_buf[i] = &rp->tx_bufs[i * PKT_BUF_SZ];
+ if (rp->quirks & rqRhineI)
+ rp->tx_buf[i] = &rp->tx_bufs[i * PKT_BUF_SZ];
}
rp->tx_ring[i-1].next_desc = cpu_to_le32(rp->tx_ring_dma);
else
iowrite8(ioread8(ioaddr + ChipCmd1) & ~Cmd1FDuplex,
ioaddr + ChipCmd1);
+ if (debug > 1)
+ printk(KERN_INFO "%s: force_media %d, carrier %d\n", dev->name,
+ rp->mii_if.force_media, netif_carrier_ok(dev));
+}
+
+/* Called after status of force_media possibly changed */
+static void rhine_set_carrier(struct mii_if_info *mii)
+{
+ if (mii->force_media) {
+ /* autoneg is off: Link is always assumed to be up */
+ if (!netif_carrier_ok(mii->dev))
+ netif_carrier_on(mii->dev);
+ }
+ else /* Let MMI library update carrier status */
+ rhine_check_media(mii->dev, 0);
+ if (debug > 1)
+ printk(KERN_INFO "%s: force_media %d, carrier %d\n",
+ mii->dev->name, mii->force_media,
+ netif_carrier_ok(mii->dev));
+}
+
+static void rhine_check_media_task(struct net_device *dev)
+{
+ rhine_check_media(dev, 0);
}
static void init_registers(struct net_device *dev)
if (quirks & rqRhineI) {
iowrite8(0x01, ioaddr + MIIRegAddr); // MII_BMSR
- /* Can be called from ISR. Evil. */
- mdelay(1);
+ /* Do not call from ISR! */
+ msleep(1);
/* 0x80 must be set immediately before turning it off */
iowrite8(0x80, ioaddr + MIICmd);
}
static void rhine_tx_timeout(struct net_device *dev)
+{
+ struct rhine_private *rp = netdev_priv(dev);
+
+ /*
+ * Move bulk of work outside of interrupt context
+ */
+ schedule_work(&rp->tx_timeout_task);
+}
+
+static void rhine_tx_timeout_task(struct net_device *dev)
{
struct rhine_private *rp = netdev_priv(dev);
void __iomem *ioaddr = rp->base;
spin_lock(&rp->lock);
if (intr_status & IntrLinkChange)
- rhine_check_media(dev, 0);
+ schedule_work(&rp->check_media_task);
if (intr_status & IntrStatsMax) {
rp->stats.rx_crc_errors += ioread16(ioaddr + RxCRCErrs);
rp->stats.rx_missed_errors += ioread16(ioaddr + RxMissed);
spin_lock_irq(&rp->lock);
rc = mii_ethtool_sset(&rp->mii_if, cmd);
spin_unlock_irq(&rp->lock);
+ rhine_set_carrier(&rp->mii_if);
return rc;
}
spin_lock_irq(&rp->lock);
rc = generic_mii_ioctl(&rp->mii_if, if_mii(rq), cmd, NULL);
spin_unlock_irq(&rp->lock);
+ rhine_set_carrier(&rp->mii_if);
return rc;
}
spin_unlock_irq(&rp->lock);
free_irq(rp->pdev->irq, dev);
+
+ flush_scheduled_work();
+
free_rbufs(dev);
free_tbufs(dev);
free_ring(dev);