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authorMike McCormack <mikem@ring3k.org>2010-02-12 06:58:05 +0000
committerDavid S. Miller <davem@davemloft.net>2010-02-12 16:21:03 -0800
commitf2b31cb3ae491f9e82443cf25cc5a9ebdbc63619 (patch)
tree39dfc2cbc2e083d87cffb368f1cea77c58ec24a5 /drivers/net/sky2.c
parentea0f71e59c20ea1e413cacfc971e051b3d6c6f64 (diff)
downloadblackbird-op-linux-f2b31cb3ae491f9e82443cf25cc5a9ebdbc63619.tar.gz
blackbird-op-linux-f2b31cb3ae491f9e82443cf25cc5a9ebdbc63619.zip
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>
Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 1f0180f1f0c3..61a0451957b0 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -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);
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