[dpdk-dev] [PATCH] net/e1000: fix vf received problem

Qiming Yang qiming.yang at intel.com
Thu Apr 27 07:07:29 CEST 2017


VF default MAC address be added in PF Mac address list
instead of VF MAC address list, makes VF can't recieve
packets. This patch fixes this issue.

Fixes: be2d648a2dd3 ("igb: add PF support")

Signed-off-by: Qiming Yang <qiming.yang at intel.com>
---
 drivers/net/e1000/igb_pf.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/e1000/igb_pf.c b/drivers/net/e1000/igb_pf.c
index 67da3c2..1a70ad5 100644
--- a/drivers/net/e1000/igb_pf.c
+++ b/drivers/net/e1000/igb_pf.c
@@ -338,6 +338,9 @@ igb_vf_set_mac_addr(struct rte_eth_dev *dev, uint32_t vf, uint32_t *msgbuf)
 			rte_memcpy(vfinfo[vf].vf_mac_addresses, new_mac,
 				sizeof(vfinfo[vf].vf_mac_addresses));
 		hw->mac.ops.rar_set(hw, new_mac, rar_entry);
+		int rah = E1000_READ_REG(hw, E1000_RAH(rar_entry));
+		rah |= (0x1 << (E1000_RAH_POOLSEL_SHIFT + vf));
+		E1000_WRITE_REG(hw, E1000_RAH(rar_entry), rah);
 		return 0;
 	}
 	return -1;
-- 
2.7.4



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