+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);
+}
+