From: Lijun Ou <oulijun@huawei.com>
Date: Sun, 30 Sep 2018 17:00:36 +0800
Subject: RDMA/hns: Support local invalidate for hip08 in kernel space
Patch-mainline: v4.20-rc1
Git-commit: e93df01085791e5c8a079c94a15af2a677176b81
References: bsc#1104427 FATE#326416

This patch adds local invalidate Memory Region (MR) support in the kernel
space driver.

Signed-off-by: Yangyang Li <liyangyang20@huawei.com>
Signed-off-by: Lijun Ou <oulijun@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 |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -457,6 +457,10 @@ static int hns_roce_v2_post_send(struct
 				break;
 			case IB_WR_LOCAL_INV:
 				hr_op = HNS_ROCE_V2_WQE_OP_LOCAL_INV;
+				roce_set_bit(rc_sq_wqe->byte_4,
+					       V2_RC_SEND_WQE_BYTE_4_SO_S, 1);
+				rc_sq_wqe->inv_key =
+					    cpu_to_le32(wr->ex.invalidate_rkey);
 				break;
 			case IB_WR_ATOMIC_CMP_AND_SWP:
 				hr_op = HNS_ROCE_V2_WQE_OP_ATOM_CMP_AND_SWAP;
@@ -1722,7 +1726,7 @@ static int hns_roce_v2_write_mtpt(void *
 
 	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_RA_EN_S, 0);
 	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_R_INV_EN_S, 1);
-	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_L_INV_EN_S, 0);
+	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_L_INV_EN_S, 1);
 	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_BIND_EN_S,
 		     (mr->access & IB_ACCESS_MW_BIND ? 1 : 0));
 	roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_ATOMIC_EN_S,