diff options
| author | Anjali Singhai Jain <anjali.singhai@intel.com> | 2015-06-05 12:20:33 -0400 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-08-05 16:53:46 -0700 |
| commit | 52eb95ef3286f10c4584c3dcb25d4be7d8e1faeb (patch) | |
| tree | 8891bcef863c00e60a41d57b8099cc3564b88bfc /drivers/net/ethernet/intel/i40e/i40e_txrx.c | |
| parent | 0d8e14392f7697e5ee241d49fce3355f22406d3e (diff) | |
i40e/i40evf: Add ATR HW eviction support for X722
X722 supports evicting ATR filters in the HW. With this patch, we enable
the feature in the driver and avoid filter deletion by the driver.
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Catherine Sullivan <catherine.sullivan@intel.com>
Tested-by: Jim Young <james.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 57dc5d23a8086..738aca68f665f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2040,6 +2040,13 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, /* Due to lack of space, no more new filters can be programmed */ if (th->syn && (pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED)) return; + if (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) { + /* HW ATR eviction will take care of removing filters on FIN + * and RST packets. + */ + if (th->fin || th->rst) + return; + } tx_ring->atr_count++; @@ -2095,6 +2102,9 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) & I40E_TXD_FLTR_QW1_CNTINDEX_MASK; + if (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) + dtype_cmd |= I40E_TXD_FLTR_QW1_ATR_MASK; + fdir_desc->qindex_flex_ptype_vsi = cpu_to_le32(flex_ptype); fdir_desc->rsvd = cpu_to_le32(0); fdir_desc->dtype_cmd_cntindex = cpu_to_le32(dtype_cmd); |