diff options
| author |  Wenpeng Liang <liangwenpeng@huawei.com>
| 2021-04-02 17:07:32 +0800 |
|---|---|---|
| committer |  Jason Gunthorpe <jgg@nvidia.com>
| 2021-04-08 16:08:22 -0300 |
| commit | 495c24808ce71429d6c746390e5798896fc4ad88 (patch) | |
| tree | f52c17c73db0992eae1d7b8c2cb4675d39ab4a79 | |
| parent | RDMA/hns: Remove unsupported QP types (diff) | |
| download | linux-495c24808ce71429d6c746390e5798896fc4ad88.tar.gz linux-495c24808ce71429d6c746390e5798896fc4ad88.tar.bz2 linux-495c24808ce71429d6c746390e5798896fc4ad88.zip | |
RDMA/hns: Add XRC subtype in QPC and XRC type in SRQC
A field to distuiguish basic SRQ from XRC SRQ in SRQC and a field in QPC
to determine whether a QP is XRC TGT QP or XRC INI QP are missing.
Fixes: 32548870d438 ("RDMA/hns: Add support for XRC on HIP09")
Link: https://lore.kernel.org/r/1617354454-47840-8-git-send-email-liweihang@huawei.com
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 13 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 5 |
2 files changed, 11 insertions, 7 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 436cac20ca97..1b992278ca45 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -4098,9 +4098,13 @@ static void modify_qp_reset_to_init(struct ib_qp *ibqp, roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_VLAN_ID_M, V2_QPC_BYTE_24_VLAN_ID_S, 0xfff); - if (ibqp->qp_type == IB_QPT_XRC_TGT) + if (ibqp->qp_type == IB_QPT_XRC_TGT) { context->qkey_xrcd = cpu_to_le32(hr_qp->xrcdn); + roce_set_bit(context->byte_80_rnr_rx_cqn, + V2_QPC_BYTE_80_XRC_QP_TYPE_S, 1); + } + if (hr_qp->en_flags & HNS_ROCE_QP_CAP_RQ_RECORD_DB) roce_set_bit(context->byte_68_rq_db, V2_QPC_BYTE_68_RQ_RECORD_EN_S, 1); @@ -4158,11 +4162,6 @@ static void modify_qp_init_to_init(struct ib_qp *ibqp, roce_set_field(qpc_mask->byte_4_sqpn_tst, V2_QPC_BYTE_4_TST_M, V2_QPC_BYTE_4_TST_S, 0); - if (ibqp->qp_type == IB_QPT_XRC_TGT) { - context->qkey_xrcd = cpu_to_le32(hr_qp->xrcdn); - qpc_mask->qkey_xrcd = 0; - } - roce_set_field(context->byte_16_buf_ba_pg_sz, V2_QPC_BYTE_16_PD_M, V2_QPC_BYTE_16_PD_S, get_pdn(ibqp->pd)); @@ -5595,6 +5594,8 @@ static int hns_roce_v2_write_srqc(struct hns_roce_srq *srq, void *mb_buf) } hr_reg_write(ctx, SRQC_SRQ_ST, 1); + hr_reg_write(ctx, SRQC_SRQ_TYPE, + !!(srq->ibsrq.srq_type == IB_SRQT_XRC)); hr_reg_write(ctx, SRQC_PD, to_hr_pd(srq->ibsrq.pd)->pdn); hr_reg_write(ctx, SRQC_SRQN, srq->srqn); hr_reg_write(ctx, SRQC_XRCD, srq->xrcdn); diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h index 826f3d3fdc14..7fbce9f0963b 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h @@ -414,7 +414,8 @@ struct hns_roce_srq_context { #define SRQC_CONSUMER_IDX SRQC_FIELD_LOC(127, 112) #define SRQC_WQE_BT_BA_L SRQC_FIELD_LOC(159, 128) #define SRQC_WQE_BT_BA_H SRQC_FIELD_LOC(188, 160) -#define SRQC_RSV2 SRQC_FIELD_LOC(191, 189) +#define SRQC_RSV2 SRQC_FIELD_LOC(190, 189) +#define SRQC_SRQ_TYPE SRQC_FIELD_LOC(191, 191) #define SRQC_PD SRQC_FIELD_LOC(215, 192) #define SRQC_RQWS SRQC_FIELD_LOC(219, 216) #define SRQC_RSV3 SRQC_FIELD_LOC(223, 220) @@ -714,6 +715,8 @@ struct hns_roce_v2_qp_context { #define V2_QPC_BYTE_80_RX_CQN_S 0 #define V2_QPC_BYTE_80_RX_CQN_M GENMASK(23, 0) +#define V2_QPC_BYTE_80_XRC_QP_TYPE_S 24 + #define V2_QPC_BYTE_80_MIN_RNR_TIME_S 27 #define V2_QPC_BYTE_80_MIN_RNR_TIME_M GENMASK(31, 27) |