[PATCH] net/idpf: fix TSO issue

[beilei.xing at intel.com]

From: Beilei Xing <beilei.xing at intel.com>

This patch fixes TSO by adding Tx checksum offload.

Fixes: ed5b21acc67e ("net/idpf: support Tx offloading")

Signed-off-by: Beilei Xing <beilei.xing at intel.com>
---
 drivers/net/idpf/idpf_ethdev.c |  4 ++++
 drivers/net/idpf/idpf_rxtx.c   |  5 +++++
 drivers/net/idpf/idpf_rxtx.h   | 10 +++++++++-
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/drivers/net/idpf/idpf_ethdev.c b/drivers/net/idpf/idpf_ethdev.c
index 50aac65daf..54e25390eb 100644
--- a/drivers/net/idpf/idpf_ethdev.c
+++ b/drivers/net/idpf/idpf_ethdev.c
@@ -71,6 +71,10 @@ idpf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 		RTE_ETH_RX_OFFLOAD_TIMESTAMP;
 
 	dev_info->tx_offload_capa =
+		RTE_ETH_TX_OFFLOAD_IPV4_CKSUM		|
+		RTE_ETH_TX_OFFLOAD_UDP_CKSUM		|
+		RTE_ETH_TX_OFFLOAD_TCP_CKSUM		|
+		RTE_ETH_TX_OFFLOAD_SCTP_CKSUM		|
 		RTE_ETH_TX_OFFLOAD_TCP_TSO		|
 		RTE_ETH_TX_OFFLOAD_MULTI_SEGS		|
 		RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
diff --git a/drivers/net/idpf/idpf_rxtx.c b/drivers/net/idpf/idpf_rxtx.c
index bafa007faf..b338a67de7 100644
--- a/drivers/net/idpf/idpf_rxtx.c
+++ b/drivers/net/idpf/idpf_rxtx.c
@@ -1692,6 +1692,8 @@ idpf_splitq_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 
 		if (unlikely((tx_id % 32) == 0))
 			txd->qw1.cmd_dtype |= IDPF_TXD_FLEX_FLOW_CMD_RE;
+		if (ol_flags & IDPF_TX_CKSUM_OFFLOAD_MASK)
+			txd->qw1.cmd_dtype |= IDPF_TXD_FLEX_FLOW_CMD_CS_EN;
 		txq->nb_free = (uint16_t)(txq->nb_free - nb_used);
 		txq->nb_used = (uint16_t)(txq->nb_used + nb_used);
 	}
@@ -2075,6 +2077,9 @@ idpf_singleq_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 			txq->nb_used = 0;
 		}
 
+		if (ol_flags & IDPF_TX_CKSUM_OFFLOAD_MASK)
+			td_cmd |= IDPF_TX_FLEX_DESC_CMD_CS_EN;
+
 		txd->qw1.cmd_dtype |= rte_cpu_to_le_16(td_cmd << IDPF_FLEX_TXD_QW1_CMD_S);
 	}
 
diff --git a/drivers/net/idpf/idpf_rxtx.h b/drivers/net/idpf/idpf_rxtx.h
index a98f0285c8..730dc64ebc 100644
--- a/drivers/net/idpf/idpf_rxtx.h
+++ b/drivers/net/idpf/idpf_rxtx.h
@@ -69,7 +69,15 @@
 #define IDPF_MAX_TSO_FRAME_SIZE	262143
 #define IDPF_TX_MAX_MTU_SEG     10
 
-#define IDPF_TX_OFFLOAD_MASK RTE_MBUF_F_TX_TCP_SEG
+#define IDPF_TX_CKSUM_OFFLOAD_MASK (		\
+		RTE_MBUF_F_TX_IP_CKSUM |	\
+		RTE_MBUF_F_TX_L4_MASK |		\
+		RTE_MBUF_F_TX_TCP_SEG)
+
+#define IDPF_TX_OFFLOAD_MASK (			\
+		IDPF_TX_CKSUM_OFFLOAD_MASK |	\
+		RTE_MBUF_F_TX_IPV4 |		\
+		RTE_MBUF_F_TX_IPV6)
 
 #define IDPF_TX_OFFLOAD_NOTSUP_MASK \
 		(RTE_MBUF_F_TX_OFFLOAD_MASK ^ IDPF_TX_OFFLOAD_MASK)
-- 
2.26.2