diff options
| author | Bruce Allan <bruce.w.allan@intel.com> | 2011-12-16 00:46:01 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2012-01-25 23:12:53 -0800 |
| commit | 56032be77c7eab50e2020247ffa35ca61850503f (patch) | |
| tree | 986b159c1883a73748a680cbfc5e67c9d7dcba66 /drivers/net/ethernet/intel/e1000e | |
| parent | b6fbca2af36530ef307069cff0fe3b1f387c00a9 (diff) | |
e1000e: always set transmit descriptor control registers the same
The hardware erratum workaround where the TXDCTL register must be the same
setting for both queues should always be done.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/netdev.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index ffe4583994d..6081dee5ce4 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -2817,9 +2817,9 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) */ txdctl |= E1000_TXDCTL_DMA_BURST_ENABLE; ew32(TXDCTL(0), txdctl); - /* erratum work around: set txdctl the same for both queues */ - ew32(TXDCTL(1), txdctl); } + /* erratum work around: set txdctl the same for both queues */ + ew32(TXDCTL(1), er32(TXDCTL(0))); /* Program the Transmit Control Register */ tctl = er32(TCTL); |