[PATCH v3 5/6] net/iavf: fix QinQ insertion for single packet Tx

[Ciara Loftus]

QinQ insertion was enabled in the bulk transmit function but not the
single packet transmit function. Implement it in the single packet
function.

Fixes: 3aa4efa36438 ("net/iavf: support VLAN insertion in AVX512 Tx")

Signed-off-by: Ciara Loftus <ciara.loftus at intel.com>
---
 drivers/net/intel/iavf/iavf_rxtx_vec_avx512.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/drivers/net/intel/iavf/iavf_rxtx_vec_avx512.c b/drivers/net/intel/iavf/iavf_rxtx_vec_avx512.c
index 6182988612..cd067a0199 100644
--- a/drivers/net/intel/iavf/iavf_rxtx_vec_avx512.c
+++ b/drivers/net/intel/iavf/iavf_rxtx_vec_avx512.c
@@ -2077,12 +2077,16 @@ ctx_vtx1(volatile struct iavf_tx_desc *txdp, struct rte_mbuf *pkt,
 	if (offload) {
 		iavf_fill_ctx_desc_tunneling_avx512(&low_ctx_qw, pkt);
 #ifdef IAVF_TX_VLAN_QINQ_OFFLOAD
-		if (pkt->ol_flags & RTE_MBUF_F_TX_VLAN &&
+		if (pkt->ol_flags & RTE_MBUF_F_TX_QINQ) {
+			uint64_t qinq_tag = vlan_flag & IAVF_TX_FLAGS_VLAN_TAG_LOC_L2TAG2 ?
+				(uint64_t)pkt->vlan_tci_outer :
+				(uint64_t)pkt->vlan_tci;
+			high_ctx_qw |= IAVF_TX_CTX_DESC_IL2TAG2 << IAVF_TXD_CTX_QW1_CMD_SHIFT;
+			low_ctx_qw |= qinq_tag << IAVF_TXD_CTX_QW0_L2TAG2_PARAM;
+		} else if ((pkt->ol_flags & RTE_MBUF_F_TX_VLAN) &&
 				vlan_flag & IAVF_TX_FLAGS_VLAN_TAG_LOC_L2TAG2) {
-			high_ctx_qw |= IAVF_TX_CTX_DESC_IL2TAG2 <<
-					IAVF_TXD_CTX_QW1_CMD_SHIFT;
-			low_ctx_qw |= (uint64_t)pkt->vlan_tci <<
-					IAVF_TXD_CTX_QW0_L2TAG2_PARAM;
+			high_ctx_qw |= IAVF_TX_CTX_DESC_IL2TAG2 << IAVF_TXD_CTX_QW1_CMD_SHIFT;
+			low_ctx_qw |= (uint64_t)pkt->vlan_tci << IAVF_TXD_CTX_QW0_L2TAG2_PARAM;
 		}
 #endif
 	}
-- 
2.34.1