DPDK patches and discussions
 help / color / mirror / Atom feed
From: Igor Russkikh <Igor.Russkikh@aquantia.com>
To: "dev@dpdk.org" <dev@dpdk.org>
Cc: Pavel Belous <Pavel.Belous@aquantia.com>,
	Igor Russkikh <Igor.Russkikh@aquantia.com>,
	"ferruh.yigit@intel.com" <ferruh.yigit@intel.com>,
	Pavel Belous <Pavel.Belous@aquantia.com>
Subject: [dpdk-dev] [PATCH v4 16/22] net/atlantic: flow control configuration
Date: Tue, 9 Oct 2018 09:31:56 +0000	[thread overview]
Message-ID: <f144069b5b39045da891a73c62668582252b5971.1539075891.git.igor.russkikh@aquantia.com> (raw)
In-Reply-To: <cover.1539075891.git.igor.russkikh@aquantia.com>

From: Pavel Belous <Pavel.Belous@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 | 54 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index d6ec20d19a9a..efdd83fb4d6b 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -54,6 +54,12 @@ 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);
+
 static void atl_dev_link_status_print(struct rte_eth_dev *dev);
 
 /* Interrupts */
@@ -227,6 +233,10 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
 	.rx_descriptor_status = atl_dev_rx_descriptor_status,
 	.tx_descriptor_status = atl_dev_tx_descriptor_status,
 
+	/* Flow Control */
+	.flow_ctrl_get	      = atl_flow_ctrl_get,
+	.flow_ctrl_set	      = atl_flow_ctrl_set,
+
 	.rxq_info_get	      = atl_rxq_info_get,
 	.txq_info_get	      = atl_txq_info_get,
 
@@ -360,6 +370,7 @@ eth_atl_dev_init(struct rte_eth_dev *eth_dev)
 			  AQ_NIC_RATE_1G |
 			  AQ_NIC_RATE_100M;
 
+	adapter->hw_cfg.flow_control = (AQ_NIC_FC_RX | AQ_NIC_FC_TX);
 	adapter->hw_cfg.aq_rss.indirection_table_size =
 		HW_ATL_B0_RSS_REDIRECTION_MAX;
 
@@ -1119,6 +1130,49 @@ 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,
 		   struct rte_eth_rss_reta_entry64 *reta_conf,
-- 
2.7.4

  parent reply	other threads:[~2018-10-09  9:31 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-09  9:31 [dpdk-dev] [PATCH v4 00/22] net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 01/22] net/atlantic: atlantic PMD driver skeleton Igor Russkikh
2018-10-10 10:30   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 02/22] net/atlantic: logging macroes and some typedefs Igor Russkikh
2018-10-10 10:24   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 03/22] net/atlantic: hardware register access routines Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 04/22] net/atlantic: hw_atl register declarations Igor Russkikh
2018-10-10 10:31   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 05/22] net/atlantic: firmware operations layer Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 06/22] net/atlantic: b0 hardware layer main logic Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 07/22] net/atlantic: rte device start, stop, initial configuration Igor Russkikh
2018-10-10 10:26   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 08/22] net/atlantic: TX/RX function prototypes Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 09/22] net/atlantic: RX side structures and implementation Igor Russkikh
2018-10-10 10:29   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 10/22] net/atlantic: TX " Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 11/22] net/atlantic: link status and interrupt management Igor Russkikh
2018-10-10 10:27   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 12/22] net/atlantic: device statistics, xstats Igor Russkikh
2018-10-10 10:27   ` Ferruh Yigit
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 13/22] net/atlantic: support for RX/TX descriptors information Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 14/22] net/atlantic: promisc and allmulti configuration Igor Russkikh
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 15/22] net/atlantic: RSS and RETA manipulation API Igor Russkikh
2018-10-09  9:31 ` Igor Russkikh [this message]
2018-10-09  9:31 ` [dpdk-dev] [PATCH v4 17/22] net/atlantic: MAC address manipulations Igor Russkikh
2018-10-10 10:28   ` Ferruh Yigit
2018-10-09  9:32 ` [dpdk-dev] [PATCH v4 18/22] net/atlantic: VLAN filters and offloads Igor Russkikh
2018-10-09  9:32 ` [dpdk-dev] [PATCH v4 19/22] net/atlantic: eeprom and register manipulation routines Igor Russkikh
2018-10-09  9:32 ` [dpdk-dev] [PATCH v4 20/22] net/atlantic: LED control DPDK and private APIs Igor Russkikh
2018-10-10 10:32   ` Ferruh Yigit
2018-10-10 13:35     ` Igor Russkikh
2018-10-10 13:54       ` Ferruh Yigit
2018-10-09  9:32 ` [dpdk-dev] [PATCH v4 21/22] net/atlantic: support for read MAC registers for debug purposes Igor Russkikh
2018-10-09  9:32 ` [dpdk-dev] [PATCH v4 22/22] net/atlantic: documentation and rel notes Igor Russkikh
2018-10-10 10:29   ` Ferruh Yigit
2018-10-10 10:32 ` [dpdk-dev] [PATCH v4 00/22] net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver Ferruh Yigit
2018-10-10 13:21   ` Igor Russkikh

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=f144069b5b39045da891a73c62668582252b5971.1539075891.git.igor.russkikh@aquantia.com \
    --to=igor.russkikh@aquantia.com \
    --cc=Pavel.Belous@aquantia.com \
    --cc=dev@dpdk.org \
    --cc=ferruh.yigit@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).