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yaml
---
r: 111858
b: refs/heads/master
c: 7f82187
h: refs/heads/master
v: v3
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Jesse Brandeburg authored and Jeff Garzik committed Sep 24, 2008
1 parent 1869bfb commit 225d1aa
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Showing 2 changed files with 20 additions and 11 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: c44ade9ef8ffd73cb8b026065ade78bc0040f0b4
refs/heads/master: 7f8218752a76bb1f70b5e4e918f49bc5bf33275a
29 changes: 19 additions & 10 deletions trunk/drivers/net/ixgbe/ixgbe_main.c
Original file line number Diff line number Diff line change
Expand Up @@ -1096,7 +1096,7 @@ static int ixgbe_clean_rxonly_many(struct napi_struct *napi, int budget)
r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues);
rx_ring = &(adapter->rx_ring[r_idx]);
/* If all Rx work done, exit the polling mode */
if ((work_done == 0) || !netif_running(netdev)) {
if (work_done < budget) {
netif_rx_complete(netdev, napi);
if (adapter->itr_setting & 3)
ixgbe_set_itr_msix(q_vector);
Expand Down Expand Up @@ -2174,32 +2174,41 @@ static void ixgbe_clean_all_tx_rings(struct ixgbe_adapter *adapter)
void ixgbe_down(struct ixgbe_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
struct ixgbe_hw *hw = &adapter->hw;
u32 rxctrl;
u32 txdctl;
int i, j;

/* signal that we are down to the interrupt handler */
set_bit(__IXGBE_DOWN, &adapter->state);

/* disable receives */
rxctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL,
rxctrl & ~IXGBE_RXCTRL_RXEN);
rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl & ~IXGBE_RXCTRL_RXEN);

netif_tx_disable(netdev);

/* disable transmits in the hardware */

/* flush both disables */
IXGBE_WRITE_FLUSH(&adapter->hw);
IXGBE_WRITE_FLUSH(hw);
msleep(10);

netif_tx_stop_all_queues(netdev);

ixgbe_irq_disable(adapter);

ixgbe_napi_disable_all(adapter);

del_timer_sync(&adapter->watchdog_timer);
cancel_work_sync(&adapter->watchdog_task);

/* disable transmits in the hardware now that interrupts are off */
for (i = 0; i < adapter->num_tx_queues; i++) {
j = adapter->tx_ring[i].reg_idx;
txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(j));
IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(j),
(txdctl & ~IXGBE_TXDCTL_ENABLE));
}

netif_carrier_off(netdev);
netif_tx_stop_all_queues(netdev);

#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) {
Expand All @@ -2219,7 +2228,7 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
adapter->flags |= IXGBE_FLAG_DCA_ENABLED;
/* always use CB2 mode, difference is masked
* in the CB driver */
IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, 2);
IXGBE_WRITE_REG(hw, IXGBE_DCA_CTRL, 2);
ixgbe_setup_dca(adapter);
}
#endif
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