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authorDamjan Marion <damarion@cisco.com>2018-11-09 23:30:20 +0100
committerDamjan Marion <damarion@cisco.com>2018-11-09 23:34:36 +0100
commitd5969e4a7b5aa4a51ee65a86e80e8ca3ae01c2a5 (patch)
treea98eac0d5a2a984287241e40679bcd548ab9d84e /src
parent46eecfdb9d25e0370afb705ec1691f501be32eb2 (diff)
dpdk: configure ip4 header checksum rx offload properly
Change-Id: I3daf8d473aa37b4597d130d19913b782cf7b8511 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/plugins/dpdk/device/dpdk.h3
-rw-r--r--src/plugins/dpdk/device/init.c6
2 files changed, 8 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/dpdk.h b/src/plugins/dpdk/device/dpdk.h
index 46d53f1d895..007a7b91905 100644
--- a/src/plugins/dpdk/device/dpdk.h
+++ b/src/plugins/dpdk/device/dpdk.h
@@ -169,7 +169,8 @@ typedef struct
_( 8, BOND_SLAVE_UP, "bond-slave-up") \
_( 9, TX_OFFLOAD, "tx-offload") \
_(10, INTEL_PHDR_CKSUM, "intel-phdr-cksum") \
- _(11, RX_FLOW_OFFLOAD, "rx-flow-offload")
+ _(11, RX_FLOW_OFFLOAD, "rx-flow-offload") \
+ _(12, RX_IP4_CKSUM, "rx-ip4-cksum")
enum
{
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index fcdc29bfdc4..d67540c65ea 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -363,6 +363,12 @@ dpdk_lib_init (dpdk_main_t * dm)
clib_memcpy (&xd->tx_conf, &dev_info.default_txconf,
sizeof (struct rte_eth_txconf));
+ if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_IPV4_CKSUM)
+ {
+ xd->port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_IPV4_CKSUM;
+ xd->flags |= DPDK_DEVICE_FLAG_RX_IP4_CKSUM;
+ }
+
if (dm->conf->no_multi_seg)
{
#if RTE_VERSION < RTE_VERSION_NUM(18, 8, 0, 0)