[dpdk-dev] [PATCH 15/31] net/i40e: add VF vlan strip func

[Wenzhuo Lu]

Add a function to configure vlan strip enable/disable for specific
SRIOV VF device.

Signed-off-by: Chen Jing D(Mark) <jing.d.chen at intel.com>
---
 drivers/net/i40e/i40e_ethdev.c  | 26 ++++++++++++++++++++++++++
 drivers/net/i40e/rte_pmd_i40e.h | 20 ++++++++++++++++++++
 2 files changed, 46 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index bfc9169..b1d483b 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -10335,3 +10335,29 @@ static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
 
 	return 0;
 }
+
+/* Set vlan strip on/off for specific VF from host */
+int
+rte_pmd_i40e_set_vf_vlan_stripq(uint8_t port, uint16_t vf_id, uint8_t on)
+{
+	struct rte_eth_dev *dev;
+	struct i40e_pf *pf;
+	struct i40e_vsi *vsi;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+
+	dev = &rte_eth_devices[port];
+	pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+
+	if (vf_id > pf->vf_num - 1 || !pf->vfs) {
+		PMD_DRV_LOG(ERR, "Invalid argument.");
+		return -EINVAL;
+	}
+
+	vsi = pf->vfs[vf_id].vsi;
+
+	if (vsi)
+		return i40e_vsi_config_vlan_stripping(vsi, !!on);
+	else
+		return -EINVAL;
+}
diff --git a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h
index ca5e05a..043ae62 100644
--- a/drivers/net/i40e/rte_pmd_i40e.h
+++ b/drivers/net/i40e/rte_pmd_i40e.h
@@ -187,4 +187,24 @@ int rte_pmd_i40e_set_vf_multicast_promisc(uint8_t port,
 int rte_pmd_i40e_set_vf_mac_addr(uint8_t port, uint16_t vf_id,
 				 struct ether_addr *mac_addr);
 
+/**
+ * Enable/Disable vf vlan strip for all queues in a pool
+ *
+ * @param port
+ *    The port identifier of the Ethernet device.
+ * @param vf
+ *    ID specifying VF.
+ * @param on
+ *    1 - Enable VF's vlan strip on RX queues.
+ *    0 - Disable VF's vlan strip on RX queues.
+ *
+ * @return
+ *   - (0) if successful.
+ *   - (-ENOTSUP) if hardware doesn't support this feature.
+ *   - (-ENODEV) if *port* invalid.
+ *   - (-EINVAL) if bad parameter.
+ */
+int
+rte_pmd_i40e_set_vf_vlan_stripq(uint8_t port, uint16_t vf, uint8_t on);
+
 #endif /* _PMD_I40E_H_ */
-- 
1.9.3