[dpdk-dev] [PATCH v3] net/ixgbe: add support for VF MAC address add and remove
Guinan Sun
guinanx.sun at intel.com
Tue Dec 24 04:23:57 CET 2019
Ixgbe PMD pf host code needs to support ixgbevf mac address
add and remove. For this purpose, a response was added
between pf and vf to update the mac address.
Signed-off-by: Guinan Sun <guinanx.sun at intel.com>
---
v3:
* Changed from `RTE_LOG` to `PMD_DRV_LOG`.
v2:
* Changed the title of commit message.
* Checked null in front of valid ether addr check.
---
drivers/net/ixgbe/ixgbe_ethdev.h | 1 +
drivers/net/ixgbe/ixgbe_pf.c | 35 ++++++++++++++++++++++++++++++++
2 files changed, 36 insertions(+)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h b/drivers/net/ixgbe/ixgbe_ethdev.h
index 76a1b9d18..e1cd8fd16 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.h
+++ b/drivers/net/ixgbe/ixgbe_ethdev.h
@@ -270,6 +270,7 @@ struct ixgbe_vf_info {
uint8_t api_version;
uint16_t switch_domain_id;
uint16_t xcast_mode;
+ uint16_t mac_count;
};
/*
diff --git a/drivers/net/ixgbe/ixgbe_pf.c b/drivers/net/ixgbe/ixgbe_pf.c
index d0d85e138..c93c0fdc2 100644
--- a/drivers/net/ixgbe/ixgbe_pf.c
+++ b/drivers/net/ixgbe/ixgbe_pf.c
@@ -748,6 +748,37 @@ ixgbe_set_vf_mc_promisc(struct rte_eth_dev *dev, uint32_t vf, uint32_t *msgbuf)
return 0;
}
+static int
+ixgbe_set_vf_macvlan_msg(struct rte_eth_dev *dev, uint32_t vf, uint32_t *msgbuf)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_vf_info *vf_info =
+ *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private));
+ uint8_t *new_mac = (uint8_t *)(&msgbuf[1]);
+ int index = (msgbuf[0] & IXGBE_VT_MSGINFO_MASK) >>
+ IXGBE_VT_MSGINFO_SHIFT;
+
+ if (index) {
+ if (new_mac == NULL)
+ return -1;
+
+ if (!rte_is_valid_assigned_ether_addr(
+ (struct rte_ether_addr *)new_mac)) {
+ PMD_DRV_LOG(ERR, "set invalid mac vf:%d\n", vf);
+ return -1;
+ }
+
+ vf_info[vf].mac_count++;
+
+ hw->mac.ops.set_rar(hw, vf_info[vf].mac_count,
+ new_mac, vf, IXGBE_RAH_AV);
+ } else {
+ hw->mac.ops.clear_rar(hw, vf_info[vf].mac_count);
+ vf_info[vf].mac_count = 0;
+ }
+ return 0;
+}
+
static int
ixgbe_rcv_msg_from_vf(struct rte_eth_dev *dev, uint16_t vf)
{
@@ -835,6 +866,10 @@ ixgbe_rcv_msg_from_vf(struct rte_eth_dev *dev, uint16_t vf)
if (retval == RTE_PMD_IXGBE_MB_EVENT_PROCEED)
retval = ixgbe_set_vf_mc_promisc(dev, vf, msgbuf);
break;
+ case IXGBE_VF_SET_MACVLAN:
+ if (retval == RTE_PMD_IXGBE_MB_EVENT_PROCEED)
+ retval = ixgbe_set_vf_macvlan_msg(dev, vf, msgbuf);
+ break;
default:
PMD_DRV_LOG(DEBUG, "Unhandled Msg %8.8x", (unsigned)msgbuf[0]);
retval = IXGBE_ERR_MBX;
--
2.17.1
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