diff options
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/netdev.c')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/netdev.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index b2d77a5c25c0..4f029b6d0cf0 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -3867,7 +3867,7 @@ static void e1000_flush_rx_ring(struct e1000_adapter *adapter) static void e1000_flush_desc_rings(struct e1000_adapter *adapter) { - u32 hang_state; + u16 hang_state; u32 fext_nvm11, tdlen; struct e1000_hw *hw = &adapter->hw; @@ -3877,13 +3877,15 @@ static void e1000_flush_desc_rings(struct e1000_adapter *adapter) ew32(FEXTNVM11, fext_nvm11); /* do nothing if we're not in faulty state, or if the queue is empty */ tdlen = er32(TDLEN(0)); - hang_state = er32(FEXTNVM7); - if (!(hang_state & E1000_FEXTNVM7_NEED_DESCRING_FLUSH) || !tdlen) + pci_read_config_word(adapter->pdev, PCICFG_DESC_RING_STATUS, + &hang_state); + if (!(hang_state & FLUSH_DESC_REQUIRED) || !tdlen) return; e1000_flush_tx_ring(adapter); /* recheck, maybe the fault is caused by the rx ring */ - hang_state = er32(FEXTNVM7); - if (hang_state & E1000_FEXTNVM7_NEED_DESCRING_FLUSH) + pci_read_config_word(adapter->pdev, PCICFG_DESC_RING_STATUS, + &hang_state); + if (hang_state & FLUSH_DESC_REQUIRED) e1000_flush_rx_ring(adapter); } |