[dpdk-dev] [PATCH 02/18] net/dpaa: fix the mbuf packet type if zero

[Hemant Agrawal <hemant.agrawal@nxp.com>]

From: Ashish Jain <ashish.jain@nxp.com>

Populate the mbuf field packet_type which is required
for calculating checksum while transmitting frames

Fixes: 8cffdcbe85aa ("net/dpaa: support scattered Rx")
Cc: stable@dpdk.org

Signed-off-by: Ashish Jain <ashish.jain@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
 drivers/net/dpaa/dpaa_rxtx.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/drivers/net/dpaa/dpaa_rxtx.c b/drivers/net/dpaa/dpaa_rxtx.c
index 771e141..c0cfec9 100644
--- a/drivers/net/dpaa/dpaa_rxtx.c
+++ b/drivers/net/dpaa/dpaa_rxtx.c
@@ -58,6 +58,7 @@
 #include <rte_ip.h>
 #include <rte_tcp.h>
 #include <rte_udp.h>
+#include <rte_net.h>
 
 #include "dpaa_ethdev.h"
 #include "dpaa_rxtx.h"
@@ -504,6 +505,15 @@ dpaa_eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf,
 	fd->opaque_addr = 0;
 
 	if (mbuf->ol_flags & DPAA_TX_CKSUM_OFFLOAD_MASK) {
+		if (!mbuf->packet_type) {
+			struct rte_net_hdr_lens hdr_lens;
+
+			mbuf->packet_type = rte_net_get_ptype(mbuf, &hdr_lens,
+					RTE_PTYPE_L2_MASK | RTE_PTYPE_L3_MASK
+					| RTE_PTYPE_L4_MASK);
+			mbuf->l2_len = hdr_lens.l2_len;
+			mbuf->l3_len = hdr_lens.l3_len;
+		}
 		if (temp->data_off < DEFAULT_TX_ICEOF
 			+ sizeof(struct dpaa_eth_parse_results_t))
 			temp->data_off = DEFAULT_TX_ICEOF
@@ -611,6 +621,15 @@ tx_on_dpaa_pool_unsegmented(struct rte_mbuf *mbuf,
 	}
 
 	if (mbuf->ol_flags & DPAA_TX_CKSUM_OFFLOAD_MASK) {
+		if (!mbuf->packet_type) {
+			struct rte_net_hdr_lens hdr_lens;
+
+			mbuf->packet_type = rte_net_get_ptype(mbuf, &hdr_lens,
+					RTE_PTYPE_L2_MASK | RTE_PTYPE_L3_MASK
+					| RTE_PTYPE_L4_MASK);
+			mbuf->l2_len = hdr_lens.l2_len;
+			mbuf->l3_len = hdr_lens.l3_len;
+		}
 		if (mbuf->data_off < (DEFAULT_TX_ICEOF +
 		    sizeof(struct dpaa_eth_parse_results_t))) {
 			DPAA_DP_LOG(DEBUG, "Checksum offload Err: "
-- 
2.7.4