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path: root/drivers/net/e1000/e1000_ethtool.c
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Diffstat (limited to 'drivers/net/e1000/e1000_ethtool.c')
-rw-r--r--drivers/net/e1000/e1000_ethtool.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index d6931cabe421..2a3b2dccd06d 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -1808,7 +1808,7 @@ static int e1000_get_coalesce(struct net_device *netdev,
if (adapter->hw.mac_type < e1000_82545)
return -EOPNOTSUPP;
- if (adapter->itr_setting <= 3)
+ if (adapter->itr_setting <= 4)
ec->rx_coalesce_usecs = adapter->itr_setting;
else
ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
@@ -1826,12 +1826,14 @@ static int e1000_set_coalesce(struct net_device *netdev,
return -EOPNOTSUPP;
if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
- ((ec->rx_coalesce_usecs > 3) &&
+ ((ec->rx_coalesce_usecs > 4) &&
(ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
(ec->rx_coalesce_usecs == 2))
return -EINVAL;
- if (ec->rx_coalesce_usecs <= 3) {
+ if (ec->rx_coalesce_usecs == 4) {
+ adapter->itr = adapter->itr_setting = 4;
+ } else if (ec->rx_coalesce_usecs <= 3) {
adapter->itr = 20000;
adapter->itr_setting = ec->rx_coalesce_usecs;
} else {