From 5633684d008b777ab169e8efcef39a898482f531 Mon Sep 17 00:00:00 2001 From: Malli Chilakala Date: Thu, 28 Apr 2005 18:45:50 -0700 Subject: [PATCH] [PATCH] ixgb: Fix multi-cast packet count in statistics Fix multi-cast packet count in statistics Signed-off-by: Mallikarjuna R Chilakala Signed-off-by: Ganesh Venkatesan Signed-off-by: John Ronciak diff -up net-drivers-2.6/drivers/net/ixgb/ixgb_main.c net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c --- drivers/net/ixgb/ixgb_main.c | 27 +++++++++++++++++++++++---- 1 file changed, 23 insertions(+), 4 deletions(-) diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 7d26623d859..1498b4e4246 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); -- 2.41.0