From 453d15059b584bcc2866d0c4a0b6424d75729649 Mon Sep 17 00:00:00 2001
From: John Daley <johndale@cisco.com>
Date: Tue, 10 Jan 2017 19:42:11 -0800
Subject: [PATCH] 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>
---
drivers/net/enic/enic_rxtx.c | 29 +++++++++++++++++++----------
1 file changed, 19 insertions(+), 10 deletions(-)
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;
+ }
}
}
--
2.39.5