[dpdk-dev] [PATCH 4/6] i40e: extend flow diretcor to support filtering in VFs

[Jingjing Wu]

This patch extends flow diretcor to filterting in VFs.

Signed-off-by: Jingjing Wu <jingjing.wu at intel.com>
---
 lib/librte_pmd_i40e/i40e_fdir.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/lib/librte_pmd_i40e/i40e_fdir.c b/lib/librte_pmd_i40e/i40e_fdir.c
index 27c2102..2f4c247 100644
--- a/lib/librte_pmd_i40e/i40e_fdir.c
+++ b/lib/librte_pmd_i40e/i40e_fdir.c
@@ -1008,6 +1008,11 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev,
                PMD_DRV_LOG(ERR, "Invalid queue ID");
                return -EINVAL;
        }
+       if (filter->input.flow_ext.is_vf &&
+               filter->input.flow_ext.dst_id >= pf->vf_num) {
+               PMD_DRV_LOG(ERR, "Invalid VF ID");
+               return -EINVAL;
+       }

        memset(pkt, 0, I40E_FDIR_PKT_LEN);

@@ -1047,7 +1052,7 @@ i40e_fdir_filter_programming(struct i40e_pf *pf,
        volatile struct i40e_tx_desc *txdp;
        volatile struct i40e_filter_program_desc *fdirdp;
        uint32_t td_cmd;
-       uint16_t i;
+       uint16_t vsi_id, i;
        uint8_t dest;

        PMD_DRV_LOG(INFO, "filling filter programming descriptor.");
@@ -1069,9 +1074,13 @@ i40e_fdir_filter_programming(struct i40e_pf *pf,
                                          I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) &
                                          I40E_TXD_FLTR_QW0_PCTYPE_MASK);

-       /* Use LAN VSI Id by default */
+       if (filter->input.flow_ext.is_vf)
+               vsi_id = pf->vfs[filter->input.flow_ext.dst_id].vsi->vsi_id;
+       else
+               /* Use LAN VSI Id by default */
+               vsi_id = pf->main_vsi->vsi_id;
        fdirdp->qindex_flex_ptype_vsi |=
-               rte_cpu_to_le_32((pf->main_vsi->vsi_id <<
+               rte_cpu_to_le_32((vsi_id <<
                                  I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT) &
                                  I40E_TXD_FLTR_QW0_DEST_VSI_MASK);

-- 
1.9.3