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[PATCH] skge: use mmiowb

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Add mmio barriers at the appropriate places, don't have a platform
that needs them, but this is where the documentation of the patch
says to add them.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2006-03-21 10:57:04 -08:00 committed by Jeff Garzik
parent ff7907aede
commit c68ce71a34
1 changed files with 5 additions and 1 deletions
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6
drivers/net/skge.c
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@ -2394,9 +2394,11 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
netif_stop_queue(dev); netif_stop_queue(dev);
} }
dev->trans_start = jiffies; mmiowb();
spin_unlock(&skge->tx_lock); spin_unlock(&skge->tx_lock);
dev->trans_start = jiffies;
return NETDEV_TX_OK; return NETDEV_TX_OK;
} }
@ -2730,6 +2732,8 @@ static int skge_poll(struct net_device *dev, int *budget)
return 1; /* not done */ return 1; /* not done */
netif_rx_complete(dev); netif_rx_complete(dev);
mmiowb();
hw->intr_mask |= skge->port == 0 ? (IS_R1_F|IS_XA1_F) : (IS_R2_F|IS_XA2_F); hw->intr_mask |= skge->port == 0 ? (IS_R1_F|IS_XA1_F) : (IS_R2_F|IS_XA2_F);
skge_write32(hw, B0_IMSK, hw->intr_mask); skge_write32(hw, B0_IMSK, hw->intr_mask);