From cb78cce5e10e317b048dc4bc5a7b7ccd242bb559 Mon Sep 17 00:00:00 2001 From: Kiran Kumar K Date: Thu, 17 Sep 2020 07:37:35 +0530 Subject: [PATCH] net/octeontx2: support RSS hash level Add support to choose rss hash level from ethdev rss config. Signed-off-by: Kiran Kumar K --- drivers/net/octeontx2/otx2_ethdev.h | 2 +- drivers/net/octeontx2/otx2_rss.c | 13 +++++++++++-- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/net/octeontx2/otx2_ethdev.h b/drivers/net/octeontx2/otx2_ethdev.h index e9efe52bb0..a114112391 100644 --- a/drivers/net/octeontx2/otx2_ethdev.h +++ b/drivers/net/octeontx2/otx2_ethdev.h @@ -119,7 +119,7 @@ #define NIX_RSS_OFFLOAD (ETH_RSS_PORT | ETH_RSS_IP | ETH_RSS_UDP |\ ETH_RSS_TCP | ETH_RSS_SCTP | \ ETH_RSS_TUNNEL | ETH_RSS_L2_PAYLOAD | \ - NIX_RSS_L3_L4_SRC_DST) + NIX_RSS_L3_L4_SRC_DST | ETH_RSS_LEVEL_MASK) #define NIX_TX_OFFLOAD_CAPA ( \ DEV_TX_OFFLOAD_MBUF_FAST_FREE | \ diff --git a/drivers/net/octeontx2/otx2_rss.c b/drivers/net/octeontx2/otx2_rss.c index d859937e6e..03f7bc7ea5 100644 --- a/drivers/net/octeontx2/otx2_rss.c +++ b/drivers/net/octeontx2/otx2_rss.c @@ -323,6 +323,7 @@ otx2_nix_rss_hash_update(struct rte_eth_dev *eth_dev, struct rte_eth_rss_conf *rss_conf) { struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev); + uint8_t rss_hash_level; uint32_t flowkey_cfg; uint8_t alg_idx; int rc; @@ -339,7 +340,11 @@ otx2_nix_rss_hash_update(struct rte_eth_dev *eth_dev, otx2_nix_rss_set_key(dev, rss_conf->rss_key, (uint32_t)rss_conf->rss_key_len); - flowkey_cfg = otx2_rss_ethdev_to_nix(dev, rss_conf->rss_hf, 0); + rss_hash_level = ETH_RSS_LEVEL(rss_conf->rss_hf); + if (rss_hash_level) + rss_hash_level -= 1; + flowkey_cfg = + otx2_rss_ethdev_to_nix(dev, rss_conf->rss_hf, rss_hash_level); rc = otx2_rss_set_hf(dev, flowkey_cfg, &alg_idx, NIX_DEFAULT_RSS_CTX_GROUP, @@ -375,6 +380,7 @@ otx2_nix_rss_config(struct rte_eth_dev *eth_dev) { struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev); uint32_t idx, qcnt = eth_dev->data->nb_rx_queues; + uint8_t rss_hash_level; uint32_t flowkey_cfg; uint64_t rss_hf; uint8_t alg_idx; @@ -399,7 +405,10 @@ otx2_nix_rss_config(struct rte_eth_dev *eth_dev) } rss_hf = eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf; - flowkey_cfg = otx2_rss_ethdev_to_nix(dev, rss_hf, 0); + rss_hash_level = ETH_RSS_LEVEL(rss_hf); + if (rss_hash_level) + rss_hash_level -= 1; + flowkey_cfg = otx2_rss_ethdev_to_nix(dev, rss_hf, rss_hash_level); rc = otx2_rss_set_hf(dev, flowkey_cfg, &alg_idx, NIX_DEFAULT_RSS_CTX_GROUP, -- 2.20.1