From d06e6723ff72af2368a427414998191a66dc09c9 Mon Sep 17 00:00:00 2001
From: Jiawen Wu <jiawenwu@trustnetic.com>
Date: Mon, 19 Oct 2020 16:54:04 +0800
Subject: [PATCH] net/txgbe: add device promiscuous and allmulticast mode

Add device promiscuous and allmulticast mode.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
 doc/guides/nics/features/txgbe.ini |  2 +
 doc/guides/nics/txgbe.rst          |  2 +
 drivers/net/txgbe/txgbe_ethdev.c   | 63 ++++++++++++++++++++++++++++++
 3 files changed, 67 insertions(+)

diff --git a/doc/guides/nics/features/txgbe.ini b/doc/guides/nics/features/txgbe.ini
index f697857876..34f8985d52 100644
--- a/doc/guides/nics/features/txgbe.ini
+++ b/doc/guides/nics/features/txgbe.ini
@@ -13,6 +13,8 @@ Jumbo frame          = Y
 Scattered Rx         = Y
 LRO                  = Y
 TSO                  = Y
+Promiscuous mode     = Y
+Allmulticast mode    = Y
 Unicast MAC filter   = Y
 Multicast MAC filter = Y
 RSS hash             = Y
diff --git a/doc/guides/nics/txgbe.rst b/doc/guides/nics/txgbe.rst
index 387a0f4903..2337870b10 100644
--- a/doc/guides/nics/txgbe.rst
+++ b/doc/guides/nics/txgbe.rst
@@ -17,6 +17,8 @@ Features
 - Checksum offload
 - VLAN/QinQ stripping and inserting
 - TSO offload
+- Promiscuous mode
+- Multicast mode
 - Port hardware statistics
 - Jumbo frames
 - Link state information
diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c
index bfdf82a96c..f5c8f36d59 100644
--- a/drivers/net/txgbe/txgbe_ethdev.c
+++ b/drivers/net/txgbe/txgbe_ethdev.c
@@ -2402,6 +2402,65 @@ txgbe_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
 	return txgbe_dev_link_update_share(dev, wait_to_complete);
 }
 
+static int
+txgbe_dev_promiscuous_enable(struct rte_eth_dev *dev)
+{
+	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+	uint32_t fctrl;
+
+	fctrl = rd32(hw, TXGBE_PSRCTL);
+	fctrl |= (TXGBE_PSRCTL_UCP | TXGBE_PSRCTL_MCP);
+	wr32(hw, TXGBE_PSRCTL, fctrl);
+
+	return 0;
+}
+
+static int
+txgbe_dev_promiscuous_disable(struct rte_eth_dev *dev)
+{
+	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+	uint32_t fctrl;
+
+	fctrl = rd32(hw, TXGBE_PSRCTL);
+	fctrl &= (~TXGBE_PSRCTL_UCP);
+	if (dev->data->all_multicast == 1)
+		fctrl |= TXGBE_PSRCTL_MCP;
+	else
+		fctrl &= (~TXGBE_PSRCTL_MCP);
+	wr32(hw, TXGBE_PSRCTL, fctrl);
+
+	return 0;
+}
+
+static int
+txgbe_dev_allmulticast_enable(struct rte_eth_dev *dev)
+{
+	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+	uint32_t fctrl;
+
+	fctrl = rd32(hw, TXGBE_PSRCTL);
+	fctrl |= TXGBE_PSRCTL_MCP;
+	wr32(hw, TXGBE_PSRCTL, fctrl);
+
+	return 0;
+}
+
+static int
+txgbe_dev_allmulticast_disable(struct rte_eth_dev *dev)
+{
+	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+	uint32_t fctrl;
+
+	if (dev->data->promiscuous == 1)
+		return 0; /* must remain in all_multicast mode */
+
+	fctrl = rd32(hw, TXGBE_PSRCTL);
+	fctrl &= (~TXGBE_PSRCTL_MCP);
+	wr32(hw, TXGBE_PSRCTL, fctrl);
+
+	return 0;
+}
+
 /**
  * It clears the interrupt causes and enables the interrupt.
  * It will be called once only during nic initialized.
@@ -3313,6 +3372,10 @@ static const struct eth_dev_ops txgbe_eth_dev_ops = {
 	.dev_set_link_down          = txgbe_dev_set_link_down,
 	.dev_close                  = txgbe_dev_close,
 	.dev_reset                  = txgbe_dev_reset,
+	.promiscuous_enable         = txgbe_dev_promiscuous_enable,
+	.promiscuous_disable        = txgbe_dev_promiscuous_disable,
+	.allmulticast_enable        = txgbe_dev_allmulticast_enable,
+	.allmulticast_disable       = txgbe_dev_allmulticast_disable,
 	.link_update                = txgbe_dev_link_update,
 	.stats_get                  = txgbe_dev_stats_get,
 	.xstats_get                 = txgbe_dev_xstats_get,
-- 
2.20.1