From 9d4878ef089717068e50bb04281b480ad3b58146 Mon Sep 17 00:00:00 2001 From: Xiaoyun Wang Date: Thu, 10 Oct 2019 22:51:59 +0800 Subject: [PATCH] net/hinic: support LRO offload This patch supports LRO offload. Signed-off-by: Xiaoyun Wang --- doc/guides/nics/features/hinic.ini | 1 + doc/guides/nics/hinic.rst | 1 + drivers/net/hinic/hinic_pmd_ethdev.c | 24 ++++++++++++++++++------ 3 files changed, 20 insertions(+), 6 deletions(-) diff --git a/doc/guides/nics/features/hinic.ini b/doc/guides/nics/features/hinic.ini index 2c9d845b99..65a335acfe 100644 --- a/doc/guides/nics/features/hinic.ini +++ b/doc/guides/nics/features/hinic.ini @@ -13,6 +13,7 @@ MTU update = Y Jumbo frame = Y Scattered Rx = Y TSO = Y +LRO = Y Promiscuous mode = Y Allmulticast mode = Y Unicast MAC filter = Y diff --git a/doc/guides/nics/hinic.rst b/doc/guides/nics/hinic.rst index ed607eb83d..9fb80d4430 100644 --- a/doc/guides/nics/hinic.rst +++ b/doc/guides/nics/hinic.rst @@ -33,6 +33,7 @@ Features - Flow director - Set Link down or up - FW version +- LRO Prerequisites ------------- diff --git a/drivers/net/hinic/hinic_pmd_ethdev.c b/drivers/net/hinic/hinic_pmd_ethdev.c index b2cc0e4bd0..54b9b49ae8 100644 --- a/drivers/net/hinic/hinic_pmd_ethdev.c +++ b/drivers/net/hinic/hinic_pmd_ethdev.c @@ -70,6 +70,9 @@ #define HINIC_PKTLEN_TO_MTU(pktlen) \ ((pktlen) - (ETH_HLEN + ETH_CRC_LEN)) +/* lro numer limit for one packet */ +#define HINIC_LRO_WQE_NUM_DEFAULT 8 + /* Driver-specific log messages type */ int hinic_logtype; @@ -731,7 +734,8 @@ hinic_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info) DEV_RX_OFFLOAD_TCP_CKSUM | DEV_RX_OFFLOAD_VLAN_FILTER | DEV_RX_OFFLOAD_SCATTER | - DEV_RX_OFFLOAD_JUMBO_FRAME; + DEV_RX_OFFLOAD_JUMBO_FRAME | + DEV_RX_OFFLOAD_TCP_LRO; info->tx_queue_offload_capa = 0; info->tx_offload_capa = DEV_TX_OFFLOAD_VLAN_INSERT | @@ -792,6 +796,7 @@ static int hinic_rxtx_configure(struct rte_eth_dev *dev) { int err; struct hinic_nic_dev *nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev); + bool lro_en; /* rx configure, if rss enable, need to init default configuration */ err = hinic_rx_configure(dev); @@ -808,6 +813,18 @@ static int hinic_rxtx_configure(struct rte_eth_dev *dev) goto set_rx_mode_fail; } + /* config lro */ + lro_en = dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO ? + true : false; + + err = hinic_set_rx_lro(nic_dev->hwdev, lro_en, lro_en, + HINIC_LRO_WQE_NUM_DEFAULT); + if (err) { + PMD_DRV_LOG(ERR, "%s lro failed, err: %d", + lro_en ? "Enable" : "Disable", err); + goto set_rx_mode_fail; + } + return HINIC_OK; set_rx_mode_fail: @@ -2478,11 +2495,6 @@ static int hinic_set_default_hw_feature(struct hinic_nic_dev *nic_dev) if (err) return err; - /* disable LRO */ - err = hinic_set_rx_lro(nic_dev->hwdev, 0, 0, (u8)0); - if (err) - return err; - /* Set pause enable, and up will disable pfc. */ err = hinic_set_default_pause_feature(nic_dev); if (err) -- 2.20.1