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jme: Fix pci sync

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We should sync ring descriptor to pci device after modifying it.
Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Guo-Fu Tseng 2009-02-27 17:57:01 +00:00 committed by David S. Miller
parent 07c8d2aad7
commit 7f7fd2da92
1 changed files with 3 additions and 3 deletions
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6
drivers/net/jme.c
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@ -1833,7 +1833,7 @@ jme_tx_vlan(struct sk_buff *skb, __le16 *vlan, u8 *flags)
}
static int
jme_fill_first_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx)
jme_fill_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx)
{
struct jme_ring *txring = jme->txring;
struct txdesc *txdesc;
@ -1863,6 +1863,7 @@ jme_fill_first_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx)
if (jme_tx_tso(skb, &txdesc->desc1.mss, &flags))
jme_tx_csum(jme, skb, &flags);
jme_tx_vlan(skb, &txdesc->desc1.vlan, &flags);
jme_map_tx_skb(jme, skb, idx);
txdesc->desc1.flags = flags;
/*
* Set tx buffer info after telling NIC to send
@ -1932,8 +1933,7 @@ jme_start_xmit(struct sk_buff *skb, struct net_device *netdev)
return NETDEV_TX_BUSY;
}
jme_map_tx_skb(jme, skb, idx);
jme_fill_first_tx_desc(jme, skb, idx);
jme_fill_tx_desc(jme, skb, idx);
jwrite32(jme, JME_TXCS, jme->reg_txcs |
TXCS_SELECT_QUEUE0 |