From: Paul Emmerich <emmericp@net.in.tum.de>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH 3/3] i40e: use crc checksum disable flag
Date: Mon, 15 Feb 2016 17:55:25 +0100 [thread overview]
Message-ID: <1455555325-20046-4-git-send-email-emmericp@net.in.tum.de> (raw)
In-Reply-To: <1455555325-20046-1-git-send-email-emmericp@net.in.tum.de>
Signed-off-by: Paul Emmerich <emmericp@net.in.tum.de>
---
drivers/net/i40e/i40e_rxtx.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index 40cffc1..52f7955 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -799,6 +799,11 @@ i40e_txd_enable_checksum(uint64_t ol_flags,
*td_offset |= (tx_offload.l2_len >> 1)
<< I40E_TX_DESC_LENGTH_MACLEN_SHIFT;
+ /* Enable L2 checksum offload */
+ if (!(ol_flags & PKT_TX_NO_CRC_CSUM))
+ *td_cmd |= I40E_TX_DESC_CMD_ICRC;
+
+
/* Enable L3 checksum offloads */
if (ol_flags & PKT_TX_IP_CKSUM) {
*td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV4_CSUM;
@@ -1613,9 +1618,6 @@ i40e_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
I40E_TX_FLAG_L2TAG1_SHIFT;
}
- /* Always enable CRC offload insertion */
- td_cmd |= I40E_TX_DESC_CMD_ICRC;
-
/* Enable checksum offloading */
cd_tunneling_params = 0;
if (ol_flags & I40E_TX_CKSUM_OFFLOAD_MASK) {
--
1.9.1
next prev parent reply other threads:[~2016-02-15 16:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-15 16:55 [dpdk-dev] [PATCH 0/3] add flag to disable CRC checksum offloading Paul Emmerich
2016-02-15 16:55 ` [dpdk-dev] [PATCH 1/3] add tx crc disable flag Paul Emmerich
2016-03-04 9:18 ` Olivier MATZ
2016-02-15 16:55 ` [dpdk-dev] [PATCH 2/3] ixgbe: use crc checksum " Paul Emmerich
2016-02-15 16:55 ` Paul Emmerich [this message]
2016-03-02 21:15 ` [dpdk-dev] [PATCH 0/3] add flag to disable CRC checksum offloading Bruce Richardson
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