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Commit 023c1477 authored by Wei Hu(Xavier)'s avatar Wei Hu(Xavier) Committed by Doug Ledford
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RDMA/hns: Generate gid type of RoCEv2 



HNS_ROCE_CAP_FALG_ROCE_V1_V2 is added for selecting capability of
RoCE in hns driver. When HNS_ROCE_CAP_FALG_ROCE_V1_V2 is set,
driver will inform ib core that the related hns device can support
RoCEv2, and ib core can generate the gid of the related type.

Signed-off-by: default avatarLijun Ou <oulijun@huawei.com>
Signed-off-by: default avatarWei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: default avatarShaobo Xu <xushaobo2@huawei.com>
Signed-off-by: default avatarYixian Liu <liuyixian@huawei.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent a2c80b7b

drivers/infiniband/hw/hns/hns_roce_device.h

+1 −0
Original line number Diff line number Diff line
@@ -172,6 +172,7 @@ enum { 


enum {

	HNS_ROCE_CAP_FLAG_REREG_MR		= BIT(0),

	HNS_ROCE_CAP_FLAG_ROCE_V1_V2		= BIT(1),

};



enum hns_roce_mtt_type {

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+2 −1
Original line number Diff line number Diff line
@@ -945,7 +945,8 @@ static int hns_roce_v2_profile(struct hns_roce_dev *hr_dev) 
	caps->cqe_hop_num	= HNS_ROCE_CQE_HOP_NUM;

	caps->chunk_sz		= HNS_ROCE_V2_TABLE_CHUNK_SIZE;



	caps->flags		= HNS_ROCE_CAP_FLAG_REREG_MR;

	caps->flags		= HNS_ROCE_CAP_FLAG_REREG_MR |

				  HNS_ROCE_CAP_FLAG_ROCE_V1_V2;

	caps->pkey_table_len[0] = 1;

	caps->gid_table_len[0] = 2;

	caps->local_ca_ack_delay = 0;

drivers/infiniband/hw/hns/hns_roce_main.c

+3 −2
Original line number Diff line number Diff line
@@ -406,8 +406,6 @@ static int hns_roce_port_immutable(struct ib_device *ib_dev, u8 port_num, 
	struct ib_port_attr attr;

	int ret;



	immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE;



	ret = ib_query_port(ib_dev, port_num, &attr);

	if (ret)

		return ret;
@@ -416,6 +414,9 @@ static int hns_roce_port_immutable(struct ib_device *ib_dev, u8 port_num, 
	immutable->gid_tbl_len = attr.gid_tbl_len;



	immutable->max_mad_size = IB_MGMT_MAD_SIZE;

	immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE;

	if (to_hr_dev(ib_dev)->caps.flags & HNS_ROCE_CAP_FLAG_ROCE_V1_V2)

		immutable->core_cap_flags |= RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP;



	return 0;

}