/* reset the Rx prefetch unit */
sky2_write32(hw, Y2_QADDR(rxq, PREF_UNIT_CTRL), PREF_UNIT_RST_SET);
-
- /* Reset the RAM Buffer receive queue */
- sky2_write8(hw, RB_ADDR(rxq, RB_CTRL), RB_RST_SET);
-
- /* Reset Rx MAC FIFO */
- sky2_write8(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), GMF_RST_SET);
-
- sky2_read8(hw, B0_CTST);
+ mmiowb();
}
/* Clean out receive buffer area, assumes receiver hardware stopped */
if (netif_msg_ifdown(sky2))
printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
- /* Disable port IRQ */
- imask = sky2_read32(hw, B0_IMSK);
- imask &= ~portirq_msk[port];
- sky2_write32(hw, B0_IMSK, imask);
- sky2_read32(hw, B0_IMSK);
-
/* Force flow control off */
sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
- sky2_rx_stop(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);
sky2_write32(hw, STAT_ISR_TIMER_CNT, 0);
sky2_read8(hw, STAT_ISR_TIMER_CTRL);
+ sky2_rx_stop(sky2);
+
+ /* Disable port IRQ */
+ imask = sky2_read32(hw, B0_IMSK);
+ imask &= ~portirq_msk[port];
+ sky2_write32(hw, B0_IMSK, imask);
+ sky2_read32(hw, B0_IMSK);
+
synchronize_irq(hw->pdev->irq);
napi_synchronize(&hw->napi);
seq_printf(seq, "\nRx ring hw get=%d put=%d last=%d\n",
sky2_read16(hw, Y2_QADDR(rxqaddr[port], PREF_UNIT_GET_IDX)),
- last = sky2_read16(hw, Y2_QADDR(rxqaddr[port], PREF_UNIT_PUT_IDX)),
+ sky2_read16(hw, Y2_QADDR(rxqaddr[port], PREF_UNIT_PUT_IDX)),
sky2_read16(hw, Y2_QADDR(rxqaddr[port], PREF_UNIT_LAST_IDX)));
sky2_read32(hw, B0_Y2_SP_LISR);