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From: Igor Russkikh <igor.russkikh@aquantia.com>
To: dev@dpdk.org
Cc: pavel.belous@aquantia.com, igor.russkikh@aquantia.com
Subject: [dpdk-dev] [PATCH v2 12/21] net/atlantic: flow control configuration
Date: Thu, 13 Sep 2018 14:35:19 +0300	[thread overview]
Message-ID: <1536838528-11800-12-git-send-email-igor.russkikh@aquantia.com> (raw)
In-Reply-To: <1536838528-11800-1-git-send-email-igor.russkikh@aquantia.com>

From: Pavel Belous <pavel.belous@aquantia.com>

Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
---
 drivers/net/atlantic/atl_ethdev.c | 50 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index b58f684f6..72acb053d 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -66,6 +66,11 @@ static void atl_dev_info_get(struct rte_eth_dev *dev,
 
 static const uint32_t *atl_dev_supported_ptypes_get(struct rte_eth_dev *dev);
 
+/* Flow control */
+static int atl_flow_ctrl_get(struct rte_eth_dev *dev,
+			       struct rte_eth_fc_conf *fc_conf);
+static int atl_flow_ctrl_set(struct rte_eth_dev *dev,
+			       struct rte_eth_fc_conf *fc_conf);
 /* Interrupts */
 static int atl_dev_rxq_interrupt_setup(struct rte_eth_dev *dev);
 static int atl_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on);
@@ -157,6 +162,10 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
 	/* Link */
 	.link_update	      = atl_dev_link_update,
 
+
+	/* Flow Control */
+	.flow_ctrl_get	      = atl_flow_ctrl_get,
+	.flow_ctrl_set	      = atl_flow_ctrl_set,
 	.reta_update          = atl_reta_update,
 	.reta_query           = atl_reta_query,
 	.rss_hash_update      = atl_rss_hash_update,
@@ -821,6 +830,47 @@ atl_dev_interrupt_handler(void *param)
 	atl_dev_interrupt_action(dev, dev->intr_handle);
 }
 
+static int
+atl_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+	if (hw->aq_nic_cfg->flow_control == AQ_NIC_FC_OFF)
+		fc_conf->mode = RTE_FC_NONE;
+	else if (hw->aq_nic_cfg->flow_control & (AQ_NIC_FC_RX | AQ_NIC_FC_TX))
+		fc_conf->mode = RTE_FC_FULL;
+	else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX)
+		fc_conf->mode = RTE_FC_RX_PAUSE;
+	else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX)
+		fc_conf->mode = RTE_FC_TX_PAUSE;
+
+	return 0;
+}
+
+static int
+atl_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	uint32_t old_flow_control = hw->aq_nic_cfg->flow_control;
+
+
+	if (hw->aq_fw_ops->set_flow_control == NULL)
+		return -ENOTSUP;
+
+	if (fc_conf->mode == RTE_FC_NONE)
+		hw->aq_nic_cfg->flow_control = AQ_NIC_FC_OFF;
+	else if (fc_conf->mode == RTE_FC_RX_PAUSE)
+		hw->aq_nic_cfg->flow_control = AQ_NIC_FC_RX;
+	else if (fc_conf->mode == RTE_FC_TX_PAUSE)
+		hw->aq_nic_cfg->flow_control = AQ_NIC_FC_TX;
+	else if (fc_conf->mode == RTE_FC_FULL)
+		hw->aq_nic_cfg->flow_control = (AQ_NIC_FC_RX | AQ_NIC_FC_TX);
+
+	if (old_flow_control != hw->aq_nic_cfg->flow_control)
+		return hw->aq_fw_ops->set_flow_control(hw);
+
+	return 0;
+}
 
 static int
 atl_reta_update(struct rte_eth_dev *dev,
-- 
2.13.3.windows.1

  parent reply	other threads:[~2018-09-13 11:36 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-13 11:35 [dpdk-dev] [PATCH v2 01/21] net/atlantic: atlantic PMD driver skeleton Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 02/21] net/atlantic: documentation and rel notes Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 03/21] net/atlantic: logging macroes and some typedefs Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 04/21] net/atlantic: hw_atl register declarations Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 05/21] net/atlantic: b0 hardware layer main logic Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 06/21] net/atlantic: firmware operations layer Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 07/21] net/atlantic: hardware register access routines Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 08/21] net/atlantic: rte device start, stop, initial configuration Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 09/21] net/atlantic: link status and interrupt management Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 10/21] net/atlantic: add hw adapter structures and defines Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 11/21] net/atlantic: RSS and RETA manipulation API Igor Russkikh
2018-09-13 11:35 ` Igor Russkikh [this message]
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 13/21] net/atlantic: MAC address manipulations Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 14/21] net/atlantic: eeprom and register manipulation routines Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 15/21] net/atlantic: LED control DPDK and private APIs Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 16/21] net/atlantic: promisc and allmulti configuration Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 17/21] net/atlantic: device statistics, xstats Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 18/21] net/atlantic: VLAN filters and offloads Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 19/21] net/atlantic: device MTU and statuses Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 20/21] net/atlantic: RX side structures and implementation Igor Russkikh
2018-09-13 11:35 ` [dpdk-dev] [PATCH v2 21/21] net/atlantic: TX " Igor Russkikh
2018-09-21 14:21 ` [dpdk-dev] [PATCH v2 01/21] net/atlantic: atlantic PMD driver skeleton Ferruh Yigit
2018-09-21 15:35   ` Igor Russkikh
2018-09-21 17:04     ` Ferruh Yigit

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