diff options
Diffstat (limited to 'drivers/net/sundance.c')
| -rw-r--r-- | drivers/net/sundance.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index 3ed2a67bd6d3..4793df843c24 100644 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -294,6 +294,9 @@ enum alta_offsets { /* Aliased and bogus values! */ RxStatus = 0x0c, }; + +#define ASIC_HI_WORD(x) ((x) + 2) + enum ASICCtrl_HiWord_bit { GlobalReset = 0x0001, RxReset = 0x0002, @@ -431,6 +434,7 @@ static void netdev_error(struct net_device *dev, int intr_status); static void netdev_error(struct net_device *dev, int intr_status); static void set_rx_mode(struct net_device *dev); static int __set_mac_addr(struct net_device *dev); +static int sundance_set_mac_addr(struct net_device *dev, void *data); static struct net_device_stats *get_stats(struct net_device *dev); static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static int netdev_close(struct net_device *dev); @@ -464,7 +468,7 @@ static const struct net_device_ops netdev_ops = { .ndo_do_ioctl = netdev_ioctl, .ndo_tx_timeout = tx_timeout, .ndo_change_mtu = change_mtu, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = sundance_set_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -1016,7 +1020,7 @@ static void init_ring(struct net_device *dev) /* Fill in the Rx buffers. Handle allocation failure gracefully. */ for (i = 0; i < RX_RING_SIZE; i++) { - struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz); + struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz + 2); np->rx_skbuff[i] = skb; if (skb == NULL) break; @@ -1407,7 +1411,7 @@ static void refill_rx (struct net_device *dev) struct sk_buff *skb; entry = np->dirty_rx % RX_RING_SIZE; if (np->rx_skbuff[entry] == NULL) { - skb = dev_alloc_skb(np->rx_buf_sz); + skb = dev_alloc_skb(np->rx_buf_sz + 2); np->rx_skbuff[entry] = skb; if (skb == NULL) break; /* Better luck next round. */ @@ -1592,6 +1596,19 @@ static int __set_mac_addr(struct net_device *dev) return 0; } +/* Invoked with rtnl_lock held */ +static int sundance_set_mac_addr(struct net_device *dev, void *data) +{ + const struct sockaddr *addr = data; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EINVAL; + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + __set_mac_addr(dev); + + return 0; +} + static const struct { const char name[ETH_GSTRING_LEN]; } sundance_stats[] = { @@ -1772,10 +1789,10 @@ static int netdev_close(struct net_device *dev) } iowrite16(GlobalReset | DMAReset | FIFOReset | NetworkReset, - ioaddr +ASICCtrl + 2); + ioaddr + ASIC_HI_WORD(ASICCtrl)); for (i = 2000; i > 0; i--) { - if ((ioread16(ioaddr + ASICCtrl +2) & ResetBusy) == 0) + if ((ioread16(ioaddr + ASIC_HI_WORD(ASICCtrl)) & ResetBusy) == 0) break; mdelay(1); } |