return (done ? 0 : 1);
}
- static irqreturn_t b44_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ static irqreturn_t b44_interrupt(int irq, void *dev_id)
{
struct net_device *dev = dev_id;
struct b44 *bp = netdev_priv(dev);
static void b44_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
- b44_interrupt(dev->irq, dev, NULL);
+ b44_interrupt(dev->irq, dev);
enable_irq(dev->irq);
}
#endif
__b44_set_mac_addr(bp);
- if (dev->flags & IFF_ALLMULTI)
+ if ((dev->flags & IFF_ALLMULTI) ||
+ (dev->mc_count > B44_MCAST_TABLE_SIZE))
val |= RXCONFIG_ALLMULTI;
else
i = __b44_load_mcast(bp, dev);
- for (; i < 64; i++) {
+ for (; i < 64; i++)
__b44_cam_write(bp, zero, i);
- }
+
bw32(bp, B44_RXCONFIG, val);
val = br32(bp, B44_CAM_CTRL);
bw32(bp, B44_CAM_CTRL, val | CAM_CTRL_ENABLE);
dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name);
}
- static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
return IRQ_RETVAL(i);
}
- static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq_tx(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base = get_hwbase(dev);
u32 events;
int i;
+ unsigned long flags;
dprintk(KERN_DEBUG "%s: nv_nic_irq_tx\n", dev->name);
if (!(events & np->irqmask))
break;
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
nv_tx_done(dev);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
if (events & (NVREG_IRQ_TX_ERR)) {
dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n",
dev->name, events);
}
if (i > max_interrupt_work) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
/* disable interrupts on the nic */
writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask);
pci_push(base);
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
break;
}
#endif
#ifdef CONFIG_FORCEDETH_NAPI
- static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq_rx(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
u8 __iomem *base = get_hwbase(dev);
return IRQ_HANDLED;
}
#else
- static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq_rx(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base = get_hwbase(dev);
u32 events;
int i;
+ unsigned long flags;
dprintk(KERN_DEBUG "%s: nv_nic_irq_rx\n", dev->name);
nv_rx_process(dev, dev->weight);
if (nv_alloc_rx(dev)) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
if (!np->in_shutdown)
mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
}
if (i > max_interrupt_work) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
/* disable interrupts on the nic */
writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask);
pci_push(base);
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
break;
}
}
}
#endif
- static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq_other(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base = get_hwbase(dev);
u32 events;
int i;
+ unsigned long flags;
dprintk(KERN_DEBUG "%s: nv_nic_irq_other\n", dev->name);
break;
if (events & NVREG_IRQ_LINK) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
nv_link_irq(dev);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
}
if (np->need_linktimer && time_after(jiffies, np->link_timeout)) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
nv_linkchange(dev);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
np->link_timeout = jiffies + LINK_TIMEOUT;
}
if (events & (NVREG_IRQ_UNKNOWN)) {
dev->name, events);
}
if (i > max_interrupt_work) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
/* disable interrupts on the nic */
writel(NVREG_IRQ_OTHER, base + NvRegIrqMask);
pci_push(base);
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i);
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
break;
}
return IRQ_RETVAL(i);
}
- static irqreturn_t nv_nic_irq_test(int foo, void *data, struct pt_regs *regs)
+ static irqreturn_t nv_nic_irq_test(int foo, void *data)
{
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
pci_push(base);
if (!using_multi_irqs(dev)) {
- nv_nic_irq(0, dev, NULL);
+ nv_nic_irq(0, dev);
if (np->msi_flags & NV_MSI_X_ENABLED)
enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
enable_irq_lockdep(dev->irq);
} else {
if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
- nv_nic_irq_rx(0, dev, NULL);
+ nv_nic_irq_rx(0, dev);
enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
}
if (np->nic_poll_irq & NVREG_IRQ_TX_ALL) {
- nv_nic_irq_tx(0, dev, NULL);
+ nv_nic_irq_tx(0, dev);
enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
}
if (np->nic_poll_irq & NVREG_IRQ_OTHER) {
- nv_nic_irq_other(0, dev, NULL);
+ nv_nic_irq_other(0, dev);
enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
}
}
static void ibmveth_proc_unregister_driver(void);
static void ibmveth_proc_register_adapter(struct ibmveth_adapter *adapter);
static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter);
- static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+ static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance);
static inline void ibmveth_rxq_harvest_buffer(struct ibmveth_adapter *adapter);
static struct kobj_type ktype_veth_pool;
}
free_index = pool->consumer_index++ % pool->size;
+ pool->consumer_index = free_index;
index = pool->free_map[free_index];
ibmveth_assert(index != IBM_VETH_INVALID_MAP);
if(lpar_rc != H_SUCCESS) {
pool->free_map[free_index] = index;
pool->skbuff[index] = NULL;
- pool->consumer_index--;
+ if (pool->consumer_index == 0)
+ pool->consumer_index = pool->size - 1;
+ else
+ pool->consumer_index--;
dma_unmap_single(&adapter->vdev->dev,
pool->dma_addr[index], pool->buff_size,
DMA_FROM_DEVICE);
DMA_FROM_DEVICE);
free_index = adapter->rx_buff_pool[pool].producer_index++ % adapter->rx_buff_pool[pool].size;
+ adapter->rx_buff_pool[pool].producer_index = free_index;
adapter->rx_buff_pool[pool].free_map[free_index] = index;
mb();
&adapter->rx_buff_pool[i]);
}
+static int ibmveth_register_logical_lan(struct ibmveth_adapter *adapter,
+ union ibmveth_buf_desc rxq_desc, u64 mac_address)
+{
+ int rc, try_again = 1;
+
+ /* After a kexec the adapter will still be open, so our attempt to
+ * open it will fail. So if we get a failure we free the adapter and
+ * try again, but only once. */
+retry:
+ rc = h_register_logical_lan(adapter->vdev->unit_address,
+ adapter->buffer_list_dma, rxq_desc.desc,
+ adapter->filter_list_dma, mac_address);
+
+ if (rc != H_SUCCESS && try_again) {
+ do {
+ rc = h_free_logical_lan(adapter->vdev->unit_address);
+ } while (H_IS_LONG_BUSY(rc) || (rc == H_BUSY));
+
+ try_again = 0;
+ goto retry;
+ }
+
+ return rc;
+}
+
static int ibmveth_open(struct net_device *netdev)
{
struct ibmveth_adapter *adapter = netdev->priv;
ibmveth_debug_printk("filter list @ 0x%p\n", adapter->filter_list_addr);
ibmveth_debug_printk("receive q @ 0x%p\n", adapter->rx_queue.queue_addr);
+ h_vio_signal(adapter->vdev->unit_address, VIO_IRQ_DISABLE);
- lpar_rc = h_register_logical_lan(adapter->vdev->unit_address,
- adapter->buffer_list_dma,
- rxq_desc.desc,
- adapter->filter_list_dma,
- mac_address);
+ lpar_rc = ibmveth_register_logical_lan(adapter, rxq_desc, mac_address);
if(lpar_rc != H_SUCCESS) {
ibmveth_error_printk("h_register_logical_lan failed with %ld\n", lpar_rc);
}
ibmveth_debug_printk("initial replenish cycle\n");
- ibmveth_interrupt(netdev->irq, netdev, NULL);
+ ibmveth_interrupt(netdev->irq, netdev);
netif_start_queue(netdev);
return 0;
}
- static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+ static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance)
{
struct net_device *netdev = dev_instance;
struct ibmveth_adapter *adapter = netdev->priv;
return -EINVAL;
}
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void ibmveth_poll_controller(struct net_device *dev)
+{
+ ibmveth_replenish_task(dev->priv);
+ ibmveth_interrupt(dev->irq, dev, NULL);
+}
+#endif
+
static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
{
int rc, i;
netdev->ethtool_ops = &netdev_ethtool_ops;
netdev->change_mtu = ibmveth_change_mtu;
SET_NETDEV_DEV(netdev, &dev->dev);
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ netdev->poll_controller = ibmveth_poll_controller;
+#endif
netdev->features |= NETIF_F_LLTX;
spin_lock_init(&adapter->stats_lock);
{
struct proc_dir_entry *entry;
if (ibmveth_proc_dir) {
- entry = create_proc_entry(adapter->netdev->name, S_IFREG, ibmveth_proc_dir);
+ char u_addr[10];
+ sprintf(u_addr, "%x", adapter->vdev->unit_address);
+ entry = create_proc_entry(u_addr, S_IFREG, ibmveth_proc_dir);
if (!entry) {
ibmveth_error_printk("Cannot create adapter proc entry");
} else {
static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter)
{
if (ibmveth_proc_dir) {
- remove_proc_entry(adapter->netdev->name, ibmveth_proc_dir);
+ char u_addr[10];
+ sprintf(u_addr, "%x", adapter->vdev->unit_address);
+ remove_proc_entry(u_addr, ibmveth_proc_dir);
}
}
}
/* kick the interrupt handler to allocate/deallocate pools */
- ibmveth_interrupt(netdev->irq, netdev, NULL);
+ ibmveth_interrupt(netdev->irq, netdev);
return count;
}
* Output : N/A
*/
- static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id,
- struct pt_regs *regs)
+ static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *)dev_id;
struct mv643xx_private *mp = netdev_priv(dev);
/* wait for previous write to complete */
mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
- mv643xx_eth_int_handler(netdev->irq, netdev, NULL);
+ mv643xx_eth_int_handler(netdev->irq, netdev);
mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
}
for (offset = ETH_MIB_BAD_OCTETS_RECEIVED;
offset <= ETH_MIB_FRAMES_1024_TO_MAX_OCTETS;
offset += 4)
- *(u32 *)((char *)p + offset) = read_mib(mp, offset);
+ *(u32 *)((char *)p + offset) += read_mib(mp, offset);
p->good_octets_sent += read_mib(mp, ETH_MIB_GOOD_OCTETS_SENT_LOW);
p->good_octets_sent +=
for (offset = ETH_MIB_GOOD_FRAMES_SENT;
offset <= ETH_MIB_LATE_COLLISION;
offset += 4)
- *(u32 *)((char *)p + offset) = read_mib(mp, offset);
+ *(u32 *)((char *)p + offset) += read_mib(mp, offset);
}
/*
pci_dma_sync_single_for_device(sky2->hw->pdev, re->data_addr,
length, PCI_DMA_FROMDEVICE);
re->skb->ip_summed = CHECKSUM_NONE;
- __skb_put(skb, length);
+ skb_put(skb, length);
}
return skb;
}
if (skb_shinfo(skb)->nr_frags)
skb_put_frags(skb, hdr_space, length);
else
- skb_put(skb, hdr_space);
+ skb_put(skb, length);
return skb;
}
}
}
- static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs)
+ static irqreturn_t sky2_intr(int irq, void *dev_id)
{
struct sky2_hw *hw = dev_id;
struct net_device *dev0 = hw->dev[0];
}
/* Handle software interrupt used during MSI test */
- static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id,
- struct pt_regs *regs)
+ static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id)
{
struct sky2_hw *hw = dev_id;
u32 status = sky2_read32(hw, B0_Y2_SP_ISRC2);