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authorMalli Chilakala <mallikarjuna.chilakala@intel.com>2005-04-28 18:45:50 -0700
committerJeff Garzik <jgarzik@pobox.com>2005-05-12 20:54:41 -0400
commit5633684d008b777ab169e8efcef39a898482f531 (patch)
treec031a223e9ef9159f9f4982b042652ed768b4672 /drivers/net/ixgb
parent88d7bd8cb9eb8d64bf7997600b0d64f7834047c5 (diff)
downloadblackbird-op-linux-5633684d008b777ab169e8efcef39a898482f531.tar.gz
blackbird-op-linux-5633684d008b777ab169e8efcef39a898482f531.zip
[PATCH] ixgb: Fix multi-cast packet count in statistics
Fix multi-cast packet count in statistics Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com> Signed-off-by: John Ronciak <john.ronciak@intel.com> diff -up net-drivers-2.6/drivers/net/ixgb/ixgb_main.c net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c
Diffstat (limited to 'drivers/net/ixgb')
-rw-r--r--drivers/net/ixgb/ixgb_main.c27
1 files changed, 23 insertions, 4 deletions
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 7d26623d8592..1498b4e42466 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1526,14 +1526,33 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu)
void
ixgb_update_stats(struct ixgb_adapter *adapter)
{
+ struct net_device *netdev = adapter->netdev;
+
+ if((netdev->flags & IFF_PROMISC) || (netdev->flags & IFF_ALLMULTI) ||
+ (netdev->mc_count > IXGB_MAX_NUM_MULTICAST_ADDRESSES)) {
+ u64 multi = IXGB_READ_REG(&adapter->hw, MPRCL);
+ u32 bcast_l = IXGB_READ_REG(&adapter->hw, BPRCL);
+ u32 bcast_h = IXGB_READ_REG(&adapter->hw, BPRCH);
+ u64 bcast = ((u64)bcast_h << 32) | bcast_l;
+
+ multi |= ((u64)IXGB_READ_REG(&adapter->hw, MPRCH) << 32);
+ /* fix up multicast stats by removing broadcasts */
+ multi -= bcast;
+
+ adapter->stats.mprcl += (multi & 0xFFFFFFFF);
+ adapter->stats.mprch += (multi >> 32);
+ adapter->stats.bprcl += bcast_l;
+ adapter->stats.bprch += bcast_h;
+ } else {
+ adapter->stats.mprcl += IXGB_READ_REG(&adapter->hw, MPRCL);
+ adapter->stats.mprch += IXGB_READ_REG(&adapter->hw, MPRCH);
+ adapter->stats.bprcl += IXGB_READ_REG(&adapter->hw, BPRCL);
+ adapter->stats.bprch += IXGB_READ_REG(&adapter->hw, BPRCH);
+ }
adapter->stats.tprl += IXGB_READ_REG(&adapter->hw, TPRL);
adapter->stats.tprh += IXGB_READ_REG(&adapter->hw, TPRH);
adapter->stats.gprcl += IXGB_READ_REG(&adapter->hw, GPRCL);
adapter->stats.gprch += IXGB_READ_REG(&adapter->hw, GPRCH);
- adapter->stats.bprcl += IXGB_READ_REG(&adapter->hw, BPRCL);
- adapter->stats.bprch += IXGB_READ_REG(&adapter->hw, BPRCH);
- adapter->stats.mprcl += IXGB_READ_REG(&adapter->hw, MPRCL);
- adapter->stats.mprch += IXGB_READ_REG(&adapter->hw, MPRCH);
adapter->stats.uprcl += IXGB_READ_REG(&adapter->hw, UPRCL);
adapter->stats.uprch += IXGB_READ_REG(&adapter->hw, UPRCH);
adapter->stats.vprcl += IXGB_READ_REG(&adapter->hw, VPRCL);
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