From: John Daley <johndale@cisco.com>
Date: Wed, 11 Jan 2017 03:42:11 +0000 (-0800)
Subject: net/enic: use new Rx checksum flags
X-Git-Tag: spdx-start~4833
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=453d15059b58;p=dpdk.git

net/enic: use new Rx checksum flags

Use the new L3 and L4 ..CKSUM_GOOD  and ..CKSUM_UNKNOWN flags to
distinguish good checksums from unknown ones.

Signed-off-by: John Daley <johndale@cisco.com>
---

diff --git a/drivers/net/enic/enic_rxtx.c b/drivers/net/enic/enic_rxtx.c
index 5d59d8ff45..981be3ae22 100644
--- a/drivers/net/enic/enic_rxtx.c
+++ b/drivers/net/enic/enic_rxtx.c
@@ -260,16 +260,25 @@ enic_cq_rx_to_pkt_flags(struct cq_desc *cqd, struct rte_mbuf *mbuf)
 	}
 
 	/* checksum flags */
-	if (!enic_cq_rx_desc_csum_not_calc(cqrd) &&
-		(mbuf->packet_type & RTE_PTYPE_L3_IPV4)) {
-		uint32_t l4_flags = mbuf->packet_type & RTE_PTYPE_L4_MASK;
-
-		if (unlikely(!enic_cq_rx_desc_ipv4_csum_ok(cqrd)))
-			pkt_flags |= PKT_RX_IP_CKSUM_BAD;
-		if (l4_flags == RTE_PTYPE_L4_UDP ||
-		    l4_flags == RTE_PTYPE_L4_TCP) {
-			if (unlikely(!enic_cq_rx_desc_tcp_udp_csum_ok(cqrd)))
-				pkt_flags |= PKT_RX_L4_CKSUM_BAD;
+	if (mbuf->packet_type & RTE_PTYPE_L3_IPV4) {
+		if (enic_cq_rx_desc_csum_not_calc(cqrd))
+			pkt_flags |= (PKT_RX_IP_CKSUM_UNKNOWN &
+				     PKT_RX_L4_CKSUM_UNKNOWN);
+		else {
+			uint32_t l4_flags;
+			l4_flags = mbuf->packet_type & RTE_PTYPE_L4_MASK;
+
+			if (enic_cq_rx_desc_ipv4_csum_ok(cqrd))
+				pkt_flags |= PKT_RX_IP_CKSUM_GOOD;
+			else
+				pkt_flags |= PKT_RX_IP_CKSUM_BAD;
+
+			if (l4_flags & (RTE_PTYPE_L4_UDP | RTE_PTYPE_L4_TCP)) {
+				if (enic_cq_rx_desc_tcp_udp_csum_ok(cqrd))
+					pkt_flags |= PKT_RX_L4_CKSUM_GOOD;
+				else
+					pkt_flags |= PKT_RX_L4_CKSUM_BAD;
+			}
 		}
 	}