From: oulijun <oulijun@huawei.com>
Date: Wed, 10 Jan 2018 14:39:52 +0800
Subject: RDMA/hns: Update the verbs of polling for completion
Patch-mainline: v4.16-rc1
Git-commit: 2eade675351b0ef9e054ccb62334efd716aa853c
References: bsc#1104427 FATE#326416

If the port is a RoCEv2 port, the remote port address and QP information
which returned for UD will be modified.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c |   12 ++++++++++++
 drivers/infiniband/hw/hns/hns_roce_hw_v2.h |    2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)

--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -1913,6 +1913,18 @@ static int hns_roce_v2_poll_one(struct h
 		wc->port_num = roce_get_field(cqe->byte_32,
 				V2_CQE_BYTE_32_PORTN_M, V2_CQE_BYTE_32_PORTN_S);
 		wc->pkey_index = 0;
+		memcpy(wc->smac, cqe->smac, 4);
+		wc->smac[4] = roce_get_field(cqe->byte_28,
+					     V2_CQE_BYTE_28_SMAC_4_M,
+					     V2_CQE_BYTE_28_SMAC_4_S);
+		wc->smac[5] = roce_get_field(cqe->byte_28,
+					     V2_CQE_BYTE_28_SMAC_5_M,
+					     V2_CQE_BYTE_28_SMAC_5_S);
+		wc->vlan_id = 0xffff;
+		wc->wc_flags |= (IB_WC_WITH_VLAN | IB_WC_WITH_SMAC);
+		wc->network_hdr_type = roce_get_field(cqe->byte_28,
+						    V2_CQE_BYTE_28_PORT_TYPE_M,
+						    V2_CQE_BYTE_28_PORT_TYPE_S);
 	}
 
 	return 0;
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
@@ -769,7 +769,7 @@ struct hns_roce_v2_cqe {
 	u32	byte_12;
 	u32	byte_16;
 	u32	byte_cnt;
-	u32	smac;
+	u8	smac[4];
 	u32	byte_28;
 	u32	byte_32;
 };