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authorMohammed Hawari <mohammed@hawari.fr>2021-05-12 12:31:01 +0200
committerDamjan Marion <dmarion@me.com>2021-09-07 17:13:45 +0000
commit0b42ac565b970c186a9ad734f980b440f56fb25b (patch)
tree9fc28056012f7c05f9dac0cc76c239da5cd4580f /src/plugins/dpdk/device/init.c
parent5b22339973feaa3eba48ead1e9fb428b1816c0cc (diff)
dpdk: lro support
Change-Id: Ifa09dcdfd567ac3c2afab4bd3bd468260f766e1d Signed-off-by: Mohammed Hawari <mohammed@hawari.fr> Type: improvement
Diffstat (limited to 'src/plugins/dpdk/device/init.c')
-rw-r--r--src/plugins/dpdk/device/init.c27
1 files changed, 26 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index f923da6c09e..8c49ab841fd 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -372,6 +372,19 @@ dpdk_lib_init (dpdk_main_t * dm)
xd->port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_TCP_CKSUM;
}
+ if (dm->conf->enable_lro)
+ {
+ if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_TCP_LRO)
+ {
+ xd->port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_TCP_LRO;
+ if (devconf->max_lro_pkt_size)
+ xd->port_conf.rxmode.max_lro_pkt_size =
+ devconf->max_lro_pkt_size;
+ else
+ xd->port_conf.rxmode.max_lro_pkt_size =
+ DPDK_MAX_LRO_SIZE_DEFAULT;
+ }
+ }
if (dm->conf->no_multi_seg)
{
xd->port_conf.txmode.offloads &= ~DEV_TX_OFFLOAD_MULTI_SEGS;
@@ -474,9 +487,16 @@ dpdk_lib_init (dpdk_main_t * dm)
xd->port_conf.intr_conf.rxq = 1;
break;
+ case VNET_DPDK_PMD_MLX5:
+ if (dm->conf->no_tx_checksum_offload == 0)
+ {
+ xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
+ xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
+ xd->flags |= DPDK_DEVICE_FLAG_TX_OFFLOAD |
+ DPDK_DEVICE_FLAG_INTEL_PHDR_CKSUM;
+ }
case VNET_DPDK_PMD_CXGBE:
case VNET_DPDK_PMD_MLX4:
- case VNET_DPDK_PMD_MLX5:
case VNET_DPDK_PMD_QEDE:
case VNET_DPDK_PMD_BNXT:
xd->port_type = port_type_from_speed_capa (&dev_info);
@@ -1270,6 +1290,9 @@ dpdk_device_config (dpdk_config_main_t *conf, void *addr,
else if (unformat (input, "rss-queues %U",
unformat_bitmap_list, &devconf->rss_queues))
;
+ else if (unformat (input, "max-lro-pkt-size %u",
+ &devconf->max_lro_pkt_size))
+ ;
else
{
error = clib_error_return (0, "unknown input `%U'",
@@ -1376,6 +1399,8 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input)
else if (unformat (input, "no-multi-seg"))
conf->no_multi_seg = 1;
+ else if (unformat (input, "enable-lro"))
+ conf->enable_lro = 1;
else if (unformat (input, "max-simd-bitwidth %U",
unformat_max_simd_bitwidth, &conf->max_simd_bitwidth))
;