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authorRajesh Borundia <Rajesh.Borundia@qlogic.com>2011-04-01 14:28:31 +0000
committerDavid S. Miller <davem@davemloft.net>2011-04-06 12:47:13 -0700
commitb56421d0b7527f8ecea3de030cf508468fdc9ba1 (patch)
treead983757c4a7517c91cdeb30e827ad364dd3ce33 /drivers/net/qlcnic/qlcnic_ethtool.c
parentf8d54811cb125094769704722e4eda6610339b92 (diff)
qlcnic: Fix LRO disable
o In dev->open LRO was enabled by default, enable it depending upon netdev->features , kernel may have disabled it. o Configure LRO when interface is up. Signed-off-by: Rajesh Borundia <Rajesh.Borundia@qlogic.com> Signed-off-by: Anirban Chakraborty <Anirban.Chakraborty@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlcnic/qlcnic_ethtool.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_ethtool.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c
index 24a79a6fc73..6be4d5a26c7 100644
--- a/drivers/net/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/qlcnic/qlcnic_ethtool.c
@@ -998,22 +998,28 @@ static int qlcnic_set_flags(struct net_device *netdev, u32 data)
if (ethtool_invalid_flags(netdev, data, ETH_FLAG_LRO))
return -EINVAL;
- if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
- return -EINVAL;
+ if (data & ETH_FLAG_LRO) {
- if (!adapter->rx_csum) {
- dev_info(&adapter->pdev->dev, "rx csum is off, "
- "cannot toggle lro\n");
- return -EINVAL;
- }
+ if (netdev->features & NETIF_F_LRO)
+ return 0;
- if ((data & ETH_FLAG_LRO) && (netdev->features & NETIF_F_LRO))
- return 0;
+ if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
+ return -EINVAL;
+
+ if (!adapter->rx_csum) {
+ dev_info(&adapter->pdev->dev, "rx csum is off, "
+ "cannot toggle lro\n");
+ return -EINVAL;
+ }
- if (data & ETH_FLAG_LRO) {
hw_lro = QLCNIC_LRO_ENABLED;
netdev->features |= NETIF_F_LRO;
+
} else {
+
+ if (!(netdev->features & NETIF_F_LRO))
+ return 0;
+
hw_lro = 0;
netdev->features &= ~NETIF_F_LRO;
}