diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/qp.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/qp.c | 125 |
1 files changed, 94 insertions, 31 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 78b96bfb4e6a..69af20790481 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -1107,8 +1107,6 @@ static int _create_kernel_qp(struct mlx5_ib_dev *dev, if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR) qp->bf.bfreg = &dev->fp_bfreg; - else if (qp->flags & MLX5_IB_QP_CREATE_WC_TEST) - qp->bf.bfreg = &dev->wc_bfreg; else qp->bf.bfreg = &dev->bfreg; @@ -1962,7 +1960,7 @@ static int atomic_size_to_mode(int size_mask) } static int get_atomic_mode(struct mlx5_ib_dev *dev, - enum ib_qp_type qp_type) + struct mlx5_ib_qp *qp) { u8 atomic_operations = MLX5_CAP_ATOMIC(dev->mdev, atomic_operations); u8 atomic = MLX5_CAP_GEN(dev->mdev, atomic); @@ -1972,7 +1970,7 @@ static int get_atomic_mode(struct mlx5_ib_dev *dev, if (!atomic) return -EOPNOTSUPP; - if (qp_type == MLX5_IB_QPT_DCT) + if (qp->type == MLX5_IB_QPT_DCT) atomic_size_mask = MLX5_CAP_ATOMIC(dev->mdev, atomic_size_dc); else atomic_size_mask = MLX5_CAP_ATOMIC(dev->mdev, atomic_size_qp); @@ -1986,6 +1984,10 @@ static int get_atomic_mode(struct mlx5_ib_dev *dev, atomic_operations & MLX5_ATOMIC_OPS_FETCH_ADD)) atomic_mode = MLX5_ATOMIC_MODE_IB_COMP; + /* OOO DP QPs do not support larger than 8-Bytes atomic operations */ + if (atomic_mode > MLX5_ATOMIC_MODE_8B && qp->is_ooo_rq) + atomic_mode = MLX5_ATOMIC_MODE_8B; + return atomic_mode; } @@ -2841,6 +2843,29 @@ static int check_valid_flow(struct mlx5_ib_dev *dev, struct ib_pd *pd, return 0; } +static bool get_dp_ooo_cap(struct mlx5_core_dev *mdev, enum ib_qp_type qp_type) +{ + if (!MLX5_CAP_GEN_2(mdev, dp_ordering_force)) + return false; + + switch (qp_type) { + case IB_QPT_RC: + return MLX5_CAP_GEN(mdev, dp_ordering_ooo_all_rc); + case IB_QPT_XRC_INI: + case IB_QPT_XRC_TGT: + return MLX5_CAP_GEN(mdev, dp_ordering_ooo_all_xrc); + case IB_QPT_UC: + return MLX5_CAP_GEN(mdev, dp_ordering_ooo_all_uc); + case IB_QPT_UD: + return MLX5_CAP_GEN(mdev, dp_ordering_ooo_all_ud); + case MLX5_IB_QPT_DCI: + case MLX5_IB_QPT_DCT: + return MLX5_CAP_GEN(mdev, dp_ordering_ooo_all_dc); + default: + return false; + } +} + static void process_vendor_flag(struct mlx5_ib_dev *dev, int *flags, int flag, bool cond, struct mlx5_ib_qp *qp) { @@ -2959,14 +2984,6 @@ static void process_create_flag(struct mlx5_ib_dev *dev, int *flags, int flag, return; } - if (flag == MLX5_IB_QP_CREATE_WC_TEST) { - /* - * Special case, if condition didn't meet, it won't be error, - * just different in-kernel flow. - */ - *flags &= ~MLX5_IB_QP_CREATE_WC_TEST; - return; - } mlx5_ib_dbg(dev, "Verbs create QP flag 0x%X is not supported\n", flag); } @@ -3027,8 +3044,6 @@ static int process_create_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, IB_QP_CREATE_PCI_WRITE_END_PADDING, MLX5_CAP_GEN(mdev, end_pad), qp); - process_create_flag(dev, &create_flags, MLX5_IB_QP_CREATE_WC_TEST, - qp_type != MLX5_IB_QPT_REG_UMR, qp); process_create_flag(dev, &create_flags, MLX5_IB_QP_CREATE_SQPN_QP1, true, qp); @@ -3097,7 +3112,6 @@ static int create_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, switch (qp->type) { case MLX5_IB_QPT_DCT: err = create_dct(dev, pd, qp, params); - rdma_restrack_no_track(&qp->ibqp.res); break; case MLX5_IB_QPT_DCI: err = create_dci(dev, pd, qp, params); @@ -3109,9 +3123,9 @@ static int create_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, err = mlx5_ib_create_gsi(pd, qp, params->attr); break; case MLX5_IB_QPT_HW_GSI: - case MLX5_IB_QPT_REG_UMR: rdma_restrack_no_track(&qp->ibqp.res); fallthrough; + case MLX5_IB_QPT_REG_UMR: default: if (params->udata) err = create_user_qp(dev, pd, qp, params); @@ -3247,6 +3261,10 @@ int mlx5_ib_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attr, enum ib_qp_type type; int err; + err = mlx5_ib_dev_res_srq_init(dev); + if (err) + return err; + err = check_qp_type(dev, attr, &type); if (err) return err; @@ -3374,7 +3392,7 @@ static int set_qpc_atomic_flags(struct mlx5_ib_qp *qp, if (access_flags & IB_ACCESS_REMOTE_ATOMIC) { int atomic_mode; - atomic_mode = get_atomic_mode(dev, qp->type); + atomic_mode = get_atomic_mode(dev, qp); if (atomic_mode < 0) return -EOPNOTSUPP; @@ -3429,14 +3447,15 @@ static int ib_to_mlx5_rate_map(u8 rate) return 0; } -static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate) +int mlx5r_ib_rate(struct mlx5_ib_dev *dev, u8 rate) { u32 stat_rate_support; - if (rate == IB_RATE_PORT_CURRENT) + if (rate == IB_RATE_PORT_CURRENT || rate == IB_RATE_800_GBPS || + rate == IB_RATE_1600_GBPS) return 0; - if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_600_GBPS) + if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_1600_GBPS) return -EINVAL; stat_rate_support = MLX5_CAP_GEN(dev->mdev, stat_rate_support); @@ -3578,7 +3597,7 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, sizeof(grh->dgid.raw)); } - err = ib_rate_to_mlx5(dev, rdma_ah_get_static_rate(ah)); + err = mlx5r_ib_rate(dev, rdma_ah_get_static_rate(ah)); if (err < 0) return err; MLX5_SET(ads, path, stat_rate, err); @@ -4045,6 +4064,30 @@ static unsigned int get_tx_affinity(struct ib_qp *qp, return tx_affinity; } +static int __mlx5_ib_qp_set_raw_qp_counter(struct mlx5_ib_qp *qp, u32 set_id, + struct mlx5_core_dev *mdev) +{ + struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp; + struct mlx5_ib_rq *rq = &raw_packet_qp->rq; + u32 in[MLX5_ST_SZ_DW(modify_rq_in)] = {}; + void *rqc; + + if (!qp->rq.wqe_cnt) + return 0; + + MLX5_SET(modify_rq_in, in, rq_state, rq->state); + MLX5_SET(modify_rq_in, in, uid, to_mpd(qp->ibqp.pd)->uid); + + rqc = MLX5_ADDR_OF(modify_rq_in, in, ctx); + MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RDY); + + MLX5_SET64(modify_rq_in, in, modify_bitmask, + MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID); + MLX5_SET(rqc, rqc, counter_set_id, set_id); + + return mlx5_core_modify_rq(mdev, rq->base.mqp.qpn, in); +} + static int __mlx5_ib_qp_set_counter(struct ib_qp *qp, struct rdma_counter *counter) { @@ -4060,6 +4103,9 @@ static int __mlx5_ib_qp_set_counter(struct ib_qp *qp, else set_id = mlx5_ib_get_counters_id(dev, mqp->port - 1); + if (mqp->type == IB_QPT_RAW_PACKET) + return __mlx5_ib_qp_set_raw_qp_counter(mqp, set_id, dev->mdev); + base = &mqp->trans_qp.base; MLX5_SET(rts2rts_qp_in, in, opcode, MLX5_CMD_OP_RTS2RTS_QP); MLX5_SET(rts2rts_qp_in, in, qpn, base->mqp.qpn); @@ -4199,7 +4245,12 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, /* todo implement counter_index functionality */ - if (is_sqp(qp->type)) + if (dev->ib_dev.type == RDMA_DEVICE_TYPE_SMI && is_qp0(qp->type)) { + MLX5_SET(ads, pri_path, vhca_port_num, + smi_to_native_portnum(dev, qp->port)); + if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) + MLX5_SET(ads, pri_path, plane_index, qp->port); + } else if (is_sqp(qp->type)) MLX5_SET(ads, pri_path, vhca_port_num, qp->port); if (attr_mask & IB_QP_PORT) @@ -4245,14 +4296,14 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, MLX5_SET(qpc, qpc, retry_count, attr->retry_cnt); if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && attr->max_rd_atomic) - MLX5_SET(qpc, qpc, log_sra_max, ilog2(attr->max_rd_atomic)); + MLX5_SET(qpc, qpc, log_sra_max, fls(attr->max_rd_atomic - 1)); if (attr_mask & IB_QP_SQ_PSN) MLX5_SET(qpc, qpc, next_send_psn, attr->sq_psn); if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && attr->max_dest_rd_atomic) MLX5_SET(qpc, qpc, log_rra_max, - ilog2(attr->max_dest_rd_atomic)); + fls(attr->max_dest_rd_atomic - 1)); if (attr_mask & (IB_QP_ACCESS_FLAGS | IB_QP_MAX_DEST_RD_ATOMIC)) { err = set_qpc_atomic_flags(qp, attr, attr_mask, qpc); @@ -4293,6 +4344,11 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, if (qp->flags & MLX5_IB_QP_CREATE_SQPN_QP1) MLX5_SET(qpc, qpc, deth_sqpn, 1); + if (qp->is_ooo_rq && cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) { + MLX5_SET(qpc, qpc, dp_ordering_1, 1); + MLX5_SET(qpc, qpc, dp_ordering_force, 1); + } + mlx5_cur = to_mlx5_state(cur_state); mlx5_new = to_mlx5_state(new_state); @@ -4508,7 +4564,7 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr, if (attr->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC) { int atomic_mode; - atomic_mode = get_atomic_mode(dev, MLX5_IB_QPT_DCT); + atomic_mode = get_atomic_mode(dev, qp); if (atomic_mode < 0) return -EOPNOTSUPP; @@ -4524,6 +4580,8 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr, set_id = mlx5_ib_get_counters_id(dev, attr->port_num - 1); MLX5_SET(dctc, dctc, counter_set_id, set_id); + + qp->port = attr->port_num; } else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) { struct mlx5_ib_modify_qp_resp resp = {}; u32 out[MLX5_ST_SZ_DW(create_dct_out)] = {}; @@ -4550,6 +4608,10 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr, MLX5_SET(dctc, dctc, hop_limit, attr->ah_attr.grh.hop_limit); if (attr->ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE) MLX5_SET(dctc, dctc, eth_prio, attr->ah_attr.sl & 0x7); + if (qp->is_ooo_rq) { + MLX5_SET(dctc, dctc, dp_ordering_1, 1); + MLX5_SET(dctc, dctc, dp_ordering_force, 1); + } err = mlx5_core_create_dct(dev, &qp->dct.mdct, qp->dct.in, MLX5_ST_SZ_BYTES(create_dct_in), out, @@ -4583,10 +4645,6 @@ static bool mlx5_ib_modify_qp_allowed(struct mlx5_ib_dev *dev, if (qp->type == IB_QPT_RAW_PACKET || qp->type == MLX5_IB_QPT_REG_UMR) return true; - /* Internal QP used for wc testing, with NOPs in wq */ - if (qp->flags & MLX5_IB_QP_CREATE_WC_TEST) - return true; - return false; } @@ -4657,11 +4715,16 @@ int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, min(udata->inlen, sizeof(ucmd)))) return -EFAULT; - if (ucmd.comp_mask || + if (ucmd.comp_mask & ~MLX5_IB_MODIFY_QP_OOO_DP || memchr_inv(&ucmd.burst_info.reserved, 0, sizeof(ucmd.burst_info.reserved))) return -EOPNOTSUPP; + if (ucmd.comp_mask & MLX5_IB_MODIFY_QP_OOO_DP) { + if (!get_dp_ooo_cap(dev->mdev, qp->type)) + return -EOPNOTSUPP; + qp->is_ooo_rq = 1; + } } if (qp->type == IB_QPT_GSI) @@ -5014,7 +5077,7 @@ static int mlx5_ib_dct_query_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *mqp, } if (qp_attr_mask & IB_QP_PORT) - qp_attr->port_num = MLX5_GET(dctc, dctc, port); + qp_attr->port_num = mqp->port; if (qp_attr_mask & IB_QP_MIN_RNR_TIMER) qp_attr->min_rnr_timer = MLX5_GET(dctc, dctc, min_rnr_nak); if (qp_attr_mask & IB_QP_AV) { |
