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From: Igor Russkikh <igor.russkikh@aquantia.com>
To: dev@dpdk.org
Cc: pavel.belous@aquantia.com, igor.russkikh@aquantia.com,
	Pavel Belous <Pavel.Belous@aquantia.com>
Subject: [dpdk-dev] [PATCH v3 15/22] net/atlantic: RSS and RETA manipulation API
Date: Sat, 29 Sep 2018 13:30:29 +0300	[thread overview]
Message-ID: <56a8740410d840ac5c83b984dcacb4d70b72d7ed.1538215990.git.igor.russkikh@aquantia.com> (raw)
In-Reply-To: <cover.1538215990.git.igor.russkikh@aquantia.com>

Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
Signed-off-by: Pavel Belous <Pavel.Belous@aquantia.com>
---
 drivers/net/atlantic/atl_ethdev.c | 107 ++++++++++++++++++++++++++++++++++++++
 drivers/net/atlantic/atl_ethdev.h |  14 +++++
 drivers/net/atlantic/atl_rxtx.c   |   5 ++
 3 files changed, 126 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index e71be3e14ca5..51e933a3559a 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -64,6 +64,19 @@ static int atl_dev_interrupt_action(struct rte_eth_dev *dev,
 				    struct rte_intr_handle *handle);
 static void atl_dev_interrupt_handler(void *param);
 
+/* RSS */
+static int atl_reta_update(struct rte_eth_dev *dev,
+			     struct rte_eth_rss_reta_entry64 *reta_conf,
+			     uint16_t reta_size);
+static int atl_reta_query(struct rte_eth_dev *dev,
+			    struct rte_eth_rss_reta_entry64 *reta_conf,
+			    uint16_t reta_size);
+static int atl_rss_hash_update(struct rte_eth_dev *dev,
+				 struct rte_eth_rss_conf *rss_conf);
+static int atl_rss_hash_conf_get(struct rte_eth_dev *dev,
+				   struct rte_eth_rss_conf *rss_conf);
+
+
 static int eth_atl_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
 	struct rte_pci_device *pci_dev);
 static int eth_atl_pci_remove(struct rte_pci_device *pci_dev);
@@ -213,6 +226,11 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
 
 	.rxq_info_get	      = atl_rxq_info_get,
 	.txq_info_get	      = atl_txq_info_get,
+
+	.reta_update          = atl_reta_update,
+	.reta_query           = atl_reta_query,
+	.rss_hash_update      = atl_rss_hash_update,
+	.rss_hash_conf_get    = atl_rss_hash_conf_get,
 };
 
 
@@ -330,12 +348,18 @@ eth_atl_dev_init(struct rte_eth_dev *eth_dev)
 	/* Hardware configuration - hardcode */
 	adapter->hw_cfg.is_lro = false;
 	adapter->hw_cfg.wol = false;
+	adapter->hw_cfg.is_rss = false;
+	adapter->hw_cfg.num_rss_queues = HW_ATL_B0_RSS_MAX;
+
 	adapter->hw_cfg.link_speed_msk = AQ_NIC_RATE_10G |
 			  AQ_NIC_RATE_5G |
 			  AQ_NIC_RATE_2G5 |
 			  AQ_NIC_RATE_1G |
 			  AQ_NIC_RATE_100M;
 
+	adapter->hw_cfg.aq_rss.indirection_table_size =
+		HW_ATL_B0_RSS_REDIRECTION_MAX;
+
 	hw->aq_nic_cfg = &adapter->hw_cfg;
 
 	/* disable interrupt */
@@ -840,6 +864,10 @@ atl_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 	dev_info->rx_desc_lim = rx_desc_lim;
 	dev_info->tx_desc_lim = tx_desc_lim;
 
+	dev_info->hash_key_size = HW_ATL_B0_RSS_HASHKEY_BITS / 8;
+	dev_info->reta_size = HW_ATL_B0_RSS_REDIRECTION_MAX;
+	dev_info->flow_type_rss_offloads = ATL_RSS_OFFLOAD_ALL;
+
 	dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G;
 	dev_info->speed_capa |= ETH_LINK_SPEED_100M;
 	dev_info->speed_capa |= ETH_LINK_SPEED_2_5G;
@@ -1091,6 +1119,85 @@ atl_dev_interrupt_handler(void *param)
 	atl_dev_interrupt_action(dev, dev->intr_handle);
 }
 
+static int
+atl_reta_update(struct rte_eth_dev *dev,
+		   struct rte_eth_rss_reta_entry64 *reta_conf,
+		   uint16_t reta_size)
+{
+	int i;
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	struct aq_hw_cfg_s *cf = ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+
+	for (i = 0; i < reta_size && i < cf->aq_rss.indirection_table_size; i++)
+		cf->aq_rss.indirection_table[i] = min(reta_conf->reta[i],
+					dev->data->nb_rx_queues - 1);
+
+	hw_atl_b0_hw_rss_set(hw, &cf->aq_rss);
+	return 0;
+}
+
+static int
+atl_reta_query(struct rte_eth_dev *dev,
+		    struct rte_eth_rss_reta_entry64 *reta_conf,
+		    uint16_t reta_size)
+{
+	int i;
+	struct aq_hw_cfg_s *cf = ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+
+	for (i = 0; i < reta_size && i < cf->aq_rss.indirection_table_size; i++)
+		reta_conf->reta[i] = cf->aq_rss.indirection_table[i];
+	reta_conf->mask = ~0U;
+	return 0;
+}
+
+static int
+atl_rss_hash_update(struct rte_eth_dev *dev,
+				 struct rte_eth_rss_conf *rss_conf)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	struct aq_hw_cfg_s *cfg =
+		ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+	static u8 def_rss_key[40] = {
+		0x1e, 0xad, 0x71, 0x87, 0x65, 0xfc, 0x26, 0x7d,
+		0x0d, 0x45, 0x67, 0x74, 0xcd, 0x06, 0x1a, 0x18,
+		0xb6, 0xc1, 0xf0, 0xc7, 0xbb, 0x18, 0xbe, 0xf8,
+		0x19, 0x13, 0x4b, 0xa9, 0xd0, 0x3e, 0xfe, 0x70,
+		0x25, 0x03, 0xab, 0x50, 0x6a, 0x8b, 0x82, 0x0c
+	};
+
+	cfg->is_rss = !!rss_conf->rss_hf;
+	if (rss_conf->rss_key) {
+		memcpy(cfg->aq_rss.hash_secret_key, rss_conf->rss_key,
+		       rss_conf->rss_key_len);
+		cfg->aq_rss.hash_secret_key_size = rss_conf->rss_key_len;
+	} else {
+		memcpy(cfg->aq_rss.hash_secret_key, def_rss_key,
+		       sizeof(def_rss_key));
+		cfg->aq_rss.hash_secret_key_size = sizeof(def_rss_key);
+	}
+
+	hw_atl_b0_hw_rss_set(hw, &cfg->aq_rss);
+	hw_atl_b0_hw_rss_hash_set(hw, &cfg->aq_rss);
+	return 0;
+}
+
+static int
+atl_rss_hash_conf_get(struct rte_eth_dev *dev,
+				 struct rte_eth_rss_conf *rss_conf)
+{
+	struct aq_hw_cfg_s *cfg =
+		ATL_DEV_PRIVATE_TO_CFG(dev->data->dev_private);
+
+	rss_conf->rss_hf = cfg->is_rss ? ATL_RSS_OFFLOAD_ALL : 0;
+	if (rss_conf->rss_key) {
+		rss_conf->rss_key_len = cfg->aq_rss.hash_secret_key_size;
+		memcpy(rss_conf->rss_key, cfg->aq_rss.hash_secret_key,
+		       rss_conf->rss_key_len);
+	}
+
+	return 0;
+}
+
 RTE_PMD_REGISTER_PCI(net_atlantic, rte_atl_pmd);
 RTE_PMD_REGISTER_PCI_TABLE(net_atlantic, pci_id_atl_map);
 RTE_PMD_REGISTER_KMOD_DEP(net_atlantic, "* igb_uio | uio_pci_generic");
diff --git a/drivers/net/atlantic/atl_ethdev.h b/drivers/net/atlantic/atl_ethdev.h
index 17c8505e4707..69612a016089 100644
--- a/drivers/net/atlantic/atl_ethdev.h
+++ b/drivers/net/atlantic/atl_ethdev.h
@@ -9,6 +9,17 @@
 #include "atl_types.h"
 #include "hw_atl/hw_atl_utils.h"
 
+#define ATL_RSS_OFFLOAD_ALL ( \
+	ETH_RSS_IPV4 | \
+	ETH_RSS_NONFRAG_IPV4_TCP | \
+	ETH_RSS_NONFRAG_IPV4_UDP | \
+	ETH_RSS_IPV6 | \
+	ETH_RSS_NONFRAG_IPV6_TCP | \
+	ETH_RSS_NONFRAG_IPV6_UDP | \
+	ETH_RSS_IPV6_EX | \
+	ETH_RSS_IPV6_TCP_EX | \
+	ETH_RSS_IPV6_UDP_EX)
+
 #define ATL_DEV_PRIVATE_TO_HW(adapter) \
 	(&((struct atl_adapter *)adapter)->hw)
 
@@ -18,6 +29,9 @@
 #define ATL_DEV_PRIVATE_TO_INTR(adapter) \
 	(&((struct atl_adapter *)adapter)->intr)
 
+#define ATL_DEV_PRIVATE_TO_CFG(adapter) \
+	(&((struct atl_adapter *)adapter)->hw_cfg)
+
 #define ATL_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0)
 #define ATL_FLAG_NEED_LINK_CONFIG (uint32_t)(4 << 0)
 
diff --git a/drivers/net/atlantic/atl_rxtx.c b/drivers/net/atlantic/atl_rxtx.c
index ebb606fbcd7c..cac518c1a780 100644
--- a/drivers/net/atlantic/atl_rxtx.c
+++ b/drivers/net/atlantic/atl_rxtx.c
@@ -321,6 +321,7 @@ int
 atl_rx_init(struct rte_eth_dev *eth_dev)
 {
 	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
+	struct aq_rss_parameters *rss_params = &hw->aq_nic_cfg->aq_rss;
 	struct atl_rx_queue *rxq;
 	uint64_t base_addr = 0;
 	int i = 0;
@@ -358,6 +359,10 @@ atl_rx_init(struct rte_eth_dev *eth_dev)
 						rxq->port_id);
 	}
 
+	for (i = rss_params->indirection_table_size; i--;)
+		rss_params->indirection_table[i] = i &
+			(eth_dev->data->nb_rx_queues - 1);
+	hw_atl_b0_hw_rss_set(hw, rss_params);
 	return err;
 }
 
-- 
2.7.4

  parent reply	other threads:[~2018-09-29 10:32 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-29 10:30 [dpdk-dev] [PATCH v3 00/22] net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 01/22] net/atlantic: atlantic PMD driver skeleton Igor Russkikh
2018-10-03 18:48   ` Ferruh Yigit
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 02/22] net/atlantic: logging macroes and some typedefs Igor Russkikh
2018-10-03 18:49   ` Ferruh Yigit
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 03/22] net/atlantic: hardware register access routines Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 04/22] net/atlantic: hw_atl register declarations Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 05/22] net/atlantic: firmware operations layer Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 06/22] net/atlantic: b0 hardware layer main logic Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 07/22] net/atlantic: rte device start, stop, initial configuration Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 08/22] net/atlantic: TX/RX function prototypes Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 09/22] net/atlantic: RX side structures and implementation Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 10/22] net/atlantic: TX " Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 11/22] net/atlantic: link status and interrupt management Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 12/22] net/atlantic: device statistics, xstats Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 13/22] net/atlantic: support for RX/TX descriptors information Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 14/22] net/atlantic: promisc and allmulti configuration Igor Russkikh
2018-09-29 10:30 ` Igor Russkikh [this message]
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 16/22] net/atlantic: flow control configuration Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 17/22] net/atlantic: MAC address manipulations Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 18/22] net/atlantic: VLAN filters and offloads Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 19/22] net/atlantic: eeprom and register manipulation routines Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 20/22] net/atlantic: LED control DPDK and private APIs Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 21/22] net/atlantic: support for read MAC registers for debug purposes Igor Russkikh
2018-09-29 10:30 ` [dpdk-dev] [PATCH v3 22/22] net/atlantic: documentation and rel notes Igor Russkikh
2018-10-03 18:47 ` [dpdk-dev] [PATCH v3 00/22] net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver Ferruh Yigit
2018-10-04  9:42   ` Igor Russkikh
2018-10-04 10:29     ` Ferruh Yigit

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