[PATCH 04/15] net/ngbe: add promiscuous and allmulticast ops for VF device

[Zaiyu Wang <zaiyuwang@trustnetic.com>]

Support to enable and disable promiscuous and allmulticast mode on VF
device.

Signed-off-by: Zaiyu Wang <zaiyuwang@trustnetic.com>
---
 doc/guides/nics/features/ngbe_vf.ini |  2 +
 drivers/net/ngbe/base/ngbe_type.h    |  1 +
 drivers/net/ngbe/base/ngbe_vf.c      | 39 +++++++++++
 drivers/net/ngbe/base/ngbe_vf.h      |  1 +
 drivers/net/ngbe/ngbe_ethdev_vf.c    | 96 ++++++++++++++++++++++++++++
 5 files changed, 139 insertions(+)

diff --git a/doc/guides/nics/features/ngbe_vf.ini b/doc/guides/nics/features/ngbe_vf.ini
index b3d86e65ae..aa628dfa97 100644
--- a/doc/guides/nics/features/ngbe_vf.ini
+++ b/doc/guides/nics/features/ngbe_vf.ini
@@ -4,6 +4,8 @@
 ; Refer to default.ini for the full list of available PMD features.
 ;
 [Features]
+Promiscuous mode     = Y
+Allmulticast mode    = Y
 CRC offload          = P
 VLAN offload         = P
 QinQ offload         = P
diff --git a/drivers/net/ngbe/base/ngbe_type.h b/drivers/net/ngbe/base/ngbe_type.h
index 4fd7080847..29dcd5f912 100644
--- a/drivers/net/ngbe/base/ngbe_type.h
+++ b/drivers/net/ngbe/base/ngbe_type.h
@@ -351,6 +351,7 @@ struct ngbe_mac_info {
 	void (*set_mac_anti_spoofing)(struct ngbe_hw *hw, bool enable, int vf);
 	void (*set_vlan_anti_spoofing)(struct ngbe_hw *hw,
 					bool enable, int vf);
+	s32 (*update_xcast_mode)(struct ngbe_hw *hw, int xcast_mode);
 
 	/* Flow Control */
 	s32 (*fc_enable)(struct ngbe_hw *hw);
diff --git a/drivers/net/ngbe/base/ngbe_vf.c b/drivers/net/ngbe/base/ngbe_vf.c
index 41684a2e50..918df6f0dc 100644
--- a/drivers/net/ngbe/base/ngbe_vf.c
+++ b/drivers/net/ngbe/base/ngbe_vf.c
@@ -191,6 +191,43 @@ STATIC s32 ngbevf_write_msg_read_ack(struct ngbe_hw *hw, u32 *msg,
 	return mbx->read_posted(hw, retmsg, size, 0);
 }
 
+/**
+ *  ngbevf_update_xcast_mode - Update Multicast mode
+ *  @hw: pointer to the HW structure
+ *  @xcast_mode: new multicast mode
+ *
+ *  Updates the Multicast Mode of VF.
+ **/
+s32 ngbevf_update_xcast_mode(struct ngbe_hw *hw, int xcast_mode)
+{
+	u32 msgbuf[2];
+	s32 err;
+
+	switch (hw->api_version) {
+	case ngbe_mbox_api_12:
+		/* New modes were introduced in 1.3 version */
+		if (xcast_mode > NGBEVF_XCAST_MODE_ALLMULTI)
+			return NGBE_ERR_FEATURE_NOT_SUPPORTED;
+		/* Fall through */
+	case ngbe_mbox_api_13:
+		break;
+	default:
+		return NGBE_ERR_FEATURE_NOT_SUPPORTED;
+	}
+
+	msgbuf[0] = NGBE_VF_UPDATE_XCAST_MODE;
+	msgbuf[1] = xcast_mode;
+
+	err = ngbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 2);
+	if (err)
+		return err;
+
+	msgbuf[0] &= ~NGBE_VT_MSGTYPE_CTS;
+	if (msgbuf[0] == (NGBE_VF_UPDATE_XCAST_MODE | NGBE_VT_MSGTYPE_NACK))
+		return NGBE_ERR_FEATURE_NOT_SUPPORTED;
+	return 0;
+}
+
 /**
  *  ngbevf_negotiate_api_version - Negotiate supported API version
  *  @hw: pointer to the HW structure
@@ -301,6 +338,8 @@ s32 ngbe_init_ops_vf(struct ngbe_hw *hw)
 	mac->stop_hw = ngbe_stop_hw_vf;
 	mac->negotiate_api_version = ngbevf_negotiate_api_version;
 
+	mac->update_xcast_mode = ngbevf_update_xcast_mode;
+
 	mac->max_tx_queues = 1;
 	mac->max_rx_queues = 1;
 
diff --git a/drivers/net/ngbe/base/ngbe_vf.h b/drivers/net/ngbe/base/ngbe_vf.h
index da846dda45..79891e8389 100644
--- a/drivers/net/ngbe/base/ngbe_vf.h
+++ b/drivers/net/ngbe/base/ngbe_vf.h
@@ -16,6 +16,7 @@ s32 ngbe_init_hw_vf(struct ngbe_hw *hw);
 s32 ngbe_start_hw_vf(struct ngbe_hw *hw);
 s32 ngbe_reset_hw_vf(struct ngbe_hw *hw);
 s32 ngbe_stop_hw_vf(struct ngbe_hw *hw);
+s32 ngbevf_update_xcast_mode(struct ngbe_hw *hw, int xcast_mode);
 int ngbevf_negotiate_api_version(struct ngbe_hw *hw, int api);
 int ngbevf_get_queues(struct ngbe_hw *hw, unsigned int *num_tcs,
 		       unsigned int *default_tc);
diff --git a/drivers/net/ngbe/ngbe_ethdev_vf.c b/drivers/net/ngbe/ngbe_ethdev_vf.c
index 275f682c05..d8ece38b00 100644
--- a/drivers/net/ngbe/ngbe_ethdev_vf.c
+++ b/drivers/net/ngbe/ngbe_ethdev_vf.c
@@ -20,6 +20,8 @@
 static int ngbevf_dev_info_get(struct rte_eth_dev *dev,
 				 struct rte_eth_dev_info *dev_info);
 static int ngbevf_dev_close(struct rte_eth_dev *dev);
+static int ngbevf_dev_promiscuous_enable(struct rte_eth_dev *dev);
+static int ngbevf_dev_promiscuous_disable(struct rte_eth_dev *dev);
 
 /*
  * The set of PCI devices this driver supports (for VF)
@@ -158,6 +160,9 @@ eth_ngbevf_dev_init(struct rte_eth_dev *eth_dev)
 		return -EIO;
 	}
 
+	/* enter promiscuous mode */
+	ngbevf_dev_promiscuous_enable(eth_dev);
+
 	PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x mac.type=%s",
 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
 		     pci_dev->id.device_id, "ngbe_mac_sp_vf");
@@ -267,11 +272,102 @@ ngbevf_dev_close(struct rte_eth_dev *dev)
 	return 0;
 }
 
+static int
+ngbevf_dev_promiscuous_enable(struct rte_eth_dev *dev)
+{
+	struct ngbe_hw *hw = ngbe_dev_hw(dev);
+	int ret;
+
+	switch (hw->mac.update_xcast_mode(hw, NGBEVF_XCAST_MODE_PROMISC)) {
+	case 0:
+		ret = 0;
+		break;
+	case NGBE_ERR_FEATURE_NOT_SUPPORTED:
+		ret = -ENOTSUP;
+		break;
+	default:
+		ret = -EAGAIN;
+		break;
+	}
+
+	return ret;
+}
+
+static int
+ngbevf_dev_promiscuous_disable(struct rte_eth_dev *dev)
+{
+	struct ngbe_hw *hw = ngbe_dev_hw(dev);
+	int ret;
+
+	switch (hw->mac.update_xcast_mode(hw, NGBEVF_XCAST_MODE_NONE)) {
+	case 0:
+		ret = 0;
+		break;
+	case NGBE_ERR_FEATURE_NOT_SUPPORTED:
+		ret = -ENOTSUP;
+		break;
+	default:
+		ret = -EAGAIN;
+		break;
+	}
+
+	return ret;
+}
+
+static int
+ngbevf_dev_allmulticast_enable(struct rte_eth_dev *dev)
+{
+	struct ngbe_hw *hw = ngbe_dev_hw(dev);
+	int ret;
+
+	if (dev->data->promiscuous == 1)
+		return 0;
+
+	switch (hw->mac.update_xcast_mode(hw, NGBEVF_XCAST_MODE_ALLMULTI)) {
+	case 0:
+		ret = 0;
+		break;
+	case NGBE_ERR_FEATURE_NOT_SUPPORTED:
+		ret = -ENOTSUP;
+		break;
+	default:
+		ret = -EAGAIN;
+		break;
+	}
+
+	return ret;
+}
+
+static int
+ngbevf_dev_allmulticast_disable(struct rte_eth_dev *dev)
+{
+	struct ngbe_hw *hw = ngbe_dev_hw(dev);
+	int ret;
+
+	switch (hw->mac.update_xcast_mode(hw, NGBEVF_XCAST_MODE_MULTI)) {
+	case 0:
+		ret = 0;
+		break;
+	case NGBE_ERR_FEATURE_NOT_SUPPORTED:
+		ret = -ENOTSUP;
+		break;
+	default:
+		ret = -EAGAIN;
+		break;
+	}
+
+	return ret;
+}
+
 /*
  * dev_ops for virtual function, bare necessities for basic vf
  * operation have been implemented
  */
 static const struct eth_dev_ops ngbevf_eth_dev_ops = {
+	.promiscuous_enable   = ngbevf_dev_promiscuous_enable,
+	.promiscuous_disable  = ngbevf_dev_promiscuous_disable,
+	.allmulticast_enable  = ngbevf_dev_allmulticast_enable,
+	.allmulticast_disable = ngbevf_dev_allmulticast_disable,
 	.dev_infos_get        = ngbevf_dev_info_get,
 };
 
-- 
2.21.0.windows.1