From: Alejandro Lucero <alejandro.lucero@netronome.com>
Date: Thu, 3 Mar 2016 11:26:07 +0000 (+0000)
Subject: nfp: fix how Tx checksum is advertised to firmware
X-Git-Tag: spdx-start~7295
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=323fc9baceccf55a81c03640458bf6480e02f280;p=dpdk.git

nfp: fix how Tx checksum is advertised to firmware

Even with tx checksum offload available, do not set the flag by default.

Fixes: b812daadad0d ("nfp: add Rx and Tx")

Signed-off-by: Alejandro Lucero <alejandro.lucero@netronome.com>
---

diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index 815b4faab5..898c884a97 100644
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -1532,7 +1532,8 @@ nfp_net_tx_cksum(struct nfp_net_txq *txq, struct nfp_net_tx_desc *txd,
 		break;
 	}
 
-	txd->flags |= PCIE_DESC_TX_CSUM;
+	if (ol_flags & (PKT_TX_IP_CKSUM | PKT_TX_L4_MASK))
+		txd->flags |= PCIE_DESC_TX_CSUM;
 }
 
 /* nfp_net_rx_cksum - set mbuf checksum flags based on RX descriptor flags */