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v2 ixgbe: Update packet buffer reservation to correct fdir headroom size 

This change fixes an issue in which the incorrect amount of headroom was
being reserved for flow director filters.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Alexander Duyck 2011-07-21 00:40:35 +00:00 committed by Jeff Kirsher
parent 4c1d7b4b5d
commit f7e1027f61
1 changed files with 6 additions and 4 deletions
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10
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
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@ -3372,15 +3372,17 @@ static void ixgbe_configure_dcb(struct ixgbe_adapter *adapter)
static void ixgbe_configure_pb(struct ixgbe_adapter *adapter)
{
int hdrm = 0;
int num_tc = netdev_get_num_tc(adapter->netdev);
struct ixgbe_hw *hw = &adapter->hw;
int hdrm;
u8 tc = netdev_get_num_tc(adapter->netdev);
if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE ||
adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)
hdrm = 64 << adapter->fdir_pballoc;
hdrm = 32 << adapter->fdir_pballoc;
else
hdrm = 0;
hw->mac.ops.set_rxpba(&adapter->hw, num_tc, hdrm, PBA_STRATEGY_EQUAL);
hw->mac.ops.set_rxpba(hw, tc, hdrm, PBA_STRATEGY_EQUAL);
}
static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)