[dpdk-dev] [PATCH v7 10/27] net/i40e: set VF MAC from PF support

Wenzhuo Lu wenzhuo.lu at intel.com
Tue Jan 3 07:54:31 CET 2017


From: Ferruh Yigit <ferruh.yigit at intel.com>

Support setting VF MAC address from PF.
User can call the API on PF to set a specific
VF's MAC address.

This will remove all existing MAC filters.

Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
 drivers/net/i40e/i40e_ethdev.c            | 42 +++++++++++++++++++++++++++++++
 drivers/net/i40e/rte_pmd_i40e.h           | 19 ++++++++++++++
 drivers/net/i40e/rte_pmd_i40e_version.map |  1 +
 3 files changed, 62 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 9d050c8..758b574 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -10198,3 +10198,45 @@ static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
 
 	return ret;
 }
+
+int
+rte_pmd_i40e_set_vf_mac_addr(uint8_t port, uint16_t vf_id,
+			     struct ether_addr *mac_addr)
+{
+	struct rte_eth_dev_info dev_info;
+	struct i40e_mac_filter *f;
+	struct rte_eth_dev *dev;
+	struct i40e_pf_vf *vf;
+	struct i40e_vsi *vsi;
+	struct i40e_pf *pf;
+	void *temp;
+
+	if (i40e_validate_mac_addr((u8 *)mac_addr) != I40E_SUCCESS)
+		return -EINVAL;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+
+	dev = &rte_eth_devices[port];
+	rte_eth_dev_info_get(port, &dev_info);
+
+	if (vf_id >= dev_info.max_vfs)
+		return -EINVAL;
+
+	pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+
+	if (vf_id > pf->vf_num - 1 || !pf->vfs)
+		return -EINVAL;
+
+	vf = &pf->vfs[vf_id];
+	vsi = vf->vsi;
+	if (!vsi)
+		return -EINVAL;
+
+	ether_addr_copy(mac_addr, &vf->mac_addr);
+
+	/* Remove all existing mac */
+	TAILQ_FOREACH_SAFE(f, &vsi->mac_list, next, temp)
+		i40e_vsi_delete_mac(vsi, &f->mac_info.mac_addr);
+
+	return 0;
+}
diff --git a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h
index 9091520..faacbb9 100644
--- a/drivers/net/i40e/rte_pmd_i40e.h
+++ b/drivers/net/i40e/rte_pmd_i40e.h
@@ -168,4 +168,23 @@ int rte_pmd_i40e_set_vf_multicast_promisc(uint8_t port,
 					  uint16_t vf_id,
 					  uint8_t on);
 
+/**
+ * Set the VF MAC address.
+ *
+ * This will remove all existing MAC filters.
+ *
+ * @param port
+ *   The port identifier of the Ethernet device.
+ * @param vf_id
+ *   VF id.
+ * @param mac_addr
+ *   VF MAC address.
+ * @return
+ *   - (0) if successful.
+ *   - (-ENODEV) if *port* invalid.
+ *   - (-EINVAL) if *vf* or *mac_addr* is invalid.
+ */
+int rte_pmd_i40e_set_vf_mac_addr(uint8_t port, uint16_t vf_id,
+				 struct ether_addr *mac_addr);
+
 #endif /* _PMD_I40E_H_ */
diff --git a/drivers/net/i40e/rte_pmd_i40e_version.map b/drivers/net/i40e/rte_pmd_i40e_version.map
index 32939b2..2d53b87 100644
--- a/drivers/net/i40e/rte_pmd_i40e_version.map
+++ b/drivers/net/i40e/rte_pmd_i40e_version.map
@@ -8,6 +8,7 @@ DPDK_17.02 {
 
 	rte_pmd_i40e_ping_vfs;
 	rte_pmd_i40e_set_tx_loopback;
+	rte_pmd_i40e_set_vf_mac_addr;
 	rte_pmd_i40e_set_vf_mac_anti_spoof;
 	rte_pmd_i40e_set_vf_multicast_promisc;
 	rte_pmd_i40e_set_vf_unicast_promisc;
-- 
1.9.3



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