sky2: turn off pause during shutdown
Stephen Hemminger [Wed, 17 Jun 2009 07:30:32 +0000 (07:30 +0000)]
This unblocks the chip if it is stuck in pause cycle during
shutdown.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/sky2.c

index c6ceba9..5de2a90 100644 (file)
@@ -1808,7 +1808,8 @@ static int sky2_down(struct net_device *dev)
 
        synchronize_irq(hw->pdev->irq);
 
-       sky2_gmac_reset(hw, port);
+       /* Force flow control off */
+       sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
 
        /* Stop transmitter */
        sky2_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), BMU_STOP);