sky2: Refactor sky2_down into two functions

Create a sky2_hw_down that brings the hardware down.

Signed-off-by: Mike McCormack <mikem@ring3k.org>
Acked-by: Stephen Hemminber <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mike McCormack 2010-02-12 06:58:05 +00:00 committed by David S. Miller
parent ea0f71e59c
commit f2b31cb3ae

View File

@ -1908,21 +1908,12 @@ static void sky2_tx_reset(struct sky2_hw *hw, unsigned port)
sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
}
/* Network shutdown */
static int sky2_down(struct net_device *dev)
static void sky2_hw_down(struct sky2_port *sky2)
{
struct sky2_port *sky2 = netdev_priv(dev);
struct sky2_hw *hw = sky2->hw;
unsigned port = sky2->port;
u16 ctrl;
u32 imask;
/* Never really got started! */
if (!sky2->tx_le)
return 0;
if (netif_msg_ifdown(sky2))
printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
u16 ctrl;
/* Force flow control off */
sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
@ -1972,6 +1963,21 @@ static int sky2_down(struct net_device *dev)
/* Free any pending frames stuck in HW queue */
sky2_tx_complete(sky2, sky2->tx_prod);
}
/* Network shutdown */
static int sky2_down(struct net_device *dev)
{
struct sky2_port *sky2 = netdev_priv(dev);
/* Never really got started! */
if (!sky2->tx_le)
return 0;
if (netif_msg_ifdown(sky2))
printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
sky2_hw_down(sky2);
sky2_free_buffers(sky2);