diff options
Diffstat (limited to 'drivers/net/spider_net.c')
| -rw-r--r-- | drivers/net/spider_net.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index cef7e6671c4..ebb6aa39f9c 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -88,12 +88,11 @@ MODULE_DEVICE_TABLE(pci, spider_net_pci_tbl); static inline u32 spider_net_read_reg(struct spider_net_card *card, u32 reg) { - u32 value; - - value = readl(card->regs + reg); - value = le32_to_cpu(value); - - return value; + /* We use the powerpc specific variants instead of readl_be() because + * we know spidernet is not a real PCI device and we can thus avoid the + * performance hit caused by the PCI workarounds. + */ + return in_be32(card->regs + reg); } /** @@ -105,8 +104,11 @@ spider_net_read_reg(struct spider_net_card *card, u32 reg) static inline void spider_net_write_reg(struct spider_net_card *card, u32 reg, u32 value) { - value = cpu_to_le32(value); - writel(value, card->regs + reg); + /* We use the powerpc specific variants instead of writel_be() because + * we know spidernet is not a real PCI device and we can thus avoid the + * performance hit caused by the PCI workarounds. + */ + out_be32(card->regs + reg, value); } /** spider_net_write_phy - write to phy register @@ -1937,10 +1939,11 @@ spider_net_stop(struct net_device *netdev) * called as task when tx hangs, resets interface (if interface is up) */ static void -spider_net_tx_timeout_task(void *data) +spider_net_tx_timeout_task(struct work_struct *work) { - struct net_device *netdev = data; - struct spider_net_card *card = netdev_priv(netdev); + struct spider_net_card *card = + container_of(work, struct spider_net_card, tx_timeout_task); + struct net_device *netdev = card->netdev; if (!(netdev->flags & IFF_UP)) goto out; @@ -2114,7 +2117,7 @@ spider_net_alloc_card(void) card = netdev_priv(netdev); card->netdev = netdev; card->msg_enable = SPIDER_NET_DEFAULT_MSG; - INIT_WORK(&card->tx_timeout_task, spider_net_tx_timeout_task, netdev); + INIT_WORK(&card->tx_timeout_task, spider_net_tx_timeout_task); init_waitqueue_head(&card->waitq); atomic_set(&card->tx_timeout_task_counter, 0); |