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path: root/drivers/net/8139too.c
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Diffstat (limited to 'drivers/net/8139too.c')
-rw-r--r--drivers/net/8139too.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 8a5b0d293f7..0daf8c15e38 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -309,7 +309,7 @@ enum RTL8139_registers {
Cfg9346 = 0x50,
Config0 = 0x51,
Config1 = 0x52,
- FlashReg = 0x54,
+ TimerInt = 0x54,
MediaStatus = 0x58,
Config3 = 0x59,
Config4 = 0x5A, /* absent on RTL-8139A */
@@ -325,6 +325,7 @@ enum RTL8139_registers {
FIFOTMS = 0x70, /* FIFO Control and test. */
CSCR = 0x74, /* Chip Status and Configuration Register. */
PARA78 = 0x78,
+ FlashReg = 0xD4, /* Communication with Flash ROM, four bytes. */
PARA7c = 0x7c, /* Magic transceiver parameter register. */
Config5 = 0xD8, /* absent on RTL-8139A */
};
@@ -1722,13 +1723,18 @@ static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
}
spin_lock_irqsave(&tp->lock, flags);
+ /*
+ * Writing to TxStatus triggers a DMA transfer of the data
+ * copied to tp->tx_buf[entry] above. Use a memory barrier
+ * to make sure that the device sees the updated data.
+ */
+ wmb();
RTL_W32_F (TxStatus0 + (entry * sizeof (u32)),
tp->tx_flag | max(len, (unsigned int)ETH_ZLEN));
dev->trans_start = jiffies;
tp->cur_tx++;
- wmb();
if ((tp->cur_tx - NUM_TX_DESC) == tp->dirty_tx)
netif_stop_queue (dev);
@@ -2009,9 +2015,9 @@ no_early_rx:
/* Malloc up new buffer, compatible with net-2e. */
/* Omit the four octet CRC from the length. */
- skb = dev_alloc_skb (pkt_size + 2);
+ skb = netdev_alloc_skb(dev, pkt_size + NET_IP_ALIGN);
if (likely(skb)) {
- skb_reserve (skb, 2); /* 16 byte align the IP fields. */
+ skb_reserve (skb, NET_IP_ALIGN); /* 16 byte align the IP fields. */
#if RX_BUF_IDX == 3
wrap_copy(skb, rx_ring, ring_offset+4, pkt_size);
#else