sky2: Move tx reset functionality to sky2_tx_reset()

This is pure refactoring.

Signed-off-by: Mike McCormack <mikem@ring3k.org>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index a52b8631783701f12fd9eec3bb7d2431415e1a9e..768ed47da9bdb739436e7655b0c486d437c4a332 100644 (file)
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1811,6 +1811,31 @@ static void sky2_tx_clean(struct net_device *dev)
        netif_tx_unlock_bh(dev);
 }
 
+static void sky2_tx_reset(struct sky2_port* sky2)
+{
+       unsigned port = sky2->port;
+       struct sky2_hw *hw = sky2->hw;
+
+       /* Disable Force Sync bit and Enable Alloc bit */
+       sky2_write8(hw, SK_REG(port, TXA_CTRL),
+                   TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC);
+
+       /* Stop Interval Timer and Limit Counter of Tx Arbiter */
+       sky2_write32(hw, SK_REG(port, TXA_ITI_INI), 0L);
+       sky2_write32(hw, SK_REG(port, TXA_LIM_INI), 0L);
+
+       /* Reset the PCI FIFO of the async Tx queue */
+       sky2_write32(hw, Q_ADDR(txqaddr[port], Q_CSR),
+                    BMU_RST_SET | BMU_FIFO_RST);
+
+       /* Reset the Tx prefetch units */
+       sky2_write32(hw, Y2_QADDR(txqaddr[port], PREF_UNIT_CTRL),
+                    PREF_UNIT_RST_SET);
+
+       sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
+       sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
+}
+
 /* Network shutdown */
 static int sky2_down(struct net_device *dev)
 {
@@ -1852,26 +1877,9 @@ static int sky2_down(struct net_device *dev)
              && port == 0 && hw->dev[1] && netif_running(hw->dev[1])))
                sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_RST_SET);
 
-       /* Disable Force Sync bit and Enable Alloc bit */
-       sky2_write8(hw, SK_REG(port, TXA_CTRL),
-                   TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC);
-
-       /* Stop Interval Timer and Limit Counter of Tx Arbiter */
-       sky2_write32(hw, SK_REG(port, TXA_ITI_INI), 0L);
-       sky2_write32(hw, SK_REG(port, TXA_LIM_INI), 0L);
-
-       /* Reset the PCI FIFO of the async Tx queue */
-       sky2_write32(hw, Q_ADDR(txqaddr[port], Q_CSR),
-                    BMU_RST_SET | BMU_FIFO_RST);
-
-       /* Reset the Tx prefetch units */
-       sky2_write32(hw, Y2_QADDR(txqaddr[port], PREF_UNIT_CTRL),
-                    PREF_UNIT_RST_SET);
-
-       sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
+       sky2_tx_reset(sky2);
 
        sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
-       sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
 
        /* Force any delayed status interrrupt and NAPI */
        sky2_write32(hw, STAT_LEV_TIMER_CNT, 0);