From 023c1477b0d0b123c0dec6466ec568a25928bef2 Mon Sep 17 00:00:00 2001 From: "Wei Hu(Xavier)" Date: Thu, 26 Oct 2017 17:10:24 +0800 Subject: [PATCH] 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: Lijun Ou Signed-off-by: Wei Hu (Xavier) Signed-off-by: Shaobo Xu Signed-off-by: Yixian Liu Signed-off-by: Doug Ledford --- drivers/infiniband/hw/hns/hns_roce_device.h | 1 + drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 ++- drivers/infiniband/hw/hns/hns_roce_main.c | 5 +++-- 3 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index 7b3f4440cd5c..ba3bb36f84f8 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -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 { diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 7e24e1f1c2b1..2e17dc1272a3 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -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; diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 63a2f3b2b964..8bb75eaf12d6 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -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; } -- 2.45.2