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Commit e93df010 authored by Lijun Ou's avatar Lijun Ou Committed by Jason Gunthorpe
Browse files

RDMA/hns: Support local invalidate for hip08 in kernel space 



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

Signed-off-by: default avatarYangyang Li <liyangyang20@huawei.com>
Signed-off-by: default avatarLijun Ou <oulijun@huawei.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 2362ccee

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+5 −1
Original line number Diff line number Diff line
@@ -457,6 +457,10 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, 
				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 *mb_buf, struct hns_roce_mr *mr, 


	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,