diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/qp.c | 24 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_verbs.c | 3 | ||||
| -rw-r--r-- | include/rdma/ib_verbs.h | 4 | ||||
| -rw-r--r-- | include/rdma/opa_vnic.h | 4 |
5 files changed, 27 insertions, 10 deletions
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index c1c6fa986cd1..c61b2916d420 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1342,7 +1342,7 @@ static void hfi1_fill_device_attr(struct hfi1_devdata *dd) IB_DEVICE_SYS_IMAGE_GUID | IB_DEVICE_RC_RNR_NAK_GEN | IB_DEVICE_PORT_ACTIVE_EVENT | IB_DEVICE_SRQ_RESIZE | IB_DEVICE_MEM_MGT_EXTENSIONS | - IB_DEVICE_RDMA_NETDEV_OPA_VNIC; + IB_DEVICE_RDMA_NETDEV_OPA; rdi->dparms.props.page_size_cap = PAGE_SIZE; rdi->dparms.props.vendor_id = dd->oui1 << 16 | dd->oui2 << 8 | dd->oui3; rdi->dparms.props.vendor_part_id = dd->pcidev->device; diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c index 0e1b291d2cec..91ad6c571080 100644 --- a/drivers/infiniband/sw/rdmavt/qp.c +++ b/drivers/infiniband/sw/rdmavt/qp.c @@ -1,5 +1,5 @@ /* - * Copyright(c) 2016 - 2019 Intel Corporation. + * Copyright(c) 2016 - 2020 Intel Corporation. * * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. @@ -525,15 +525,18 @@ static inline unsigned mk_qpn(struct rvt_qpn_table *qpt, * @rdi: rvt device info structure * @qpt: queue pair number table pointer * @port_num: IB port number, 1 based, comes from core + * @exclude_prefix: prefix of special queue pair number being allocated * * Return: The queue pair number */ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt, - enum ib_qp_type type, u8 port_num) + enum ib_qp_type type, u8 port_num, u8 exclude_prefix) { u32 i, offset, max_scan, qpn; struct rvt_qpn_map *map; u32 ret; + u32 max_qpn = exclude_prefix == RVT_AIP_QP_PREFIX ? + RVT_AIP_QPN_MAX : RVT_QPN_MAX; if (rdi->driver_f.alloc_qpn) return rdi->driver_f.alloc_qpn(rdi, qpt, type, port_num); @@ -553,7 +556,7 @@ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt, } qpn = qpt->last + qpt->incr; - if (qpn >= RVT_QPN_MAX) + if (qpn >= max_qpn) qpn = qpt->incr | ((qpt->last & 1) ^ 1); /* offset carries bit 0 */ offset = qpn & RVT_BITS_PER_PAGE_MASK; @@ -987,6 +990,9 @@ static void rvt_free_qpn(struct rvt_qpn_table *qpt, u32 qpn) { struct rvt_qpn_map *map; + if ((qpn & RVT_AIP_QP_PREFIX_MASK) == RVT_AIP_QP_BASE) + qpn &= RVT_AIP_QP_SUFFIX; + map = qpt->map + (qpn & RVT_QPN_MASK) / RVT_BITS_PER_PAGE; if (map->page) clear_bit(qpn & RVT_BITS_PER_PAGE_MASK, map->page); @@ -1074,13 +1080,15 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd, struct rvt_dev_info *rdi = ib_to_rvt(ibpd->device); void *priv = NULL; size_t sqsize; + u8 exclude_prefix = 0; if (!rdi) return ERR_PTR(-EINVAL); if (init_attr->cap.max_send_sge > rdi->dparms.props.max_send_sge || init_attr->cap.max_send_wr > rdi->dparms.props.max_qp_wr || - init_attr->create_flags) + (init_attr->create_flags && + init_attr->create_flags != IB_QP_CREATE_NETDEV_USE)) return ERR_PTR(-EINVAL); /* Check receive queue parameters if no SRQ is specified. */ @@ -1199,14 +1207,20 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd, goto bail_driver_priv; } + if (init_attr->create_flags & IB_QP_CREATE_NETDEV_USE) + exclude_prefix = RVT_AIP_QP_PREFIX; + err = alloc_qpn(rdi, &rdi->qp_dev->qpn_table, init_attr->qp_type, - init_attr->port_num); + init_attr->port_num, + exclude_prefix); if (err < 0) { ret = ERR_PTR(err); goto bail_rq_wq; } qp->ibqp.qp_num = err; + if (init_attr->create_flags & IB_QP_CREATE_NETDEV_USE) + qp->ibqp.qp_num |= RVT_AIP_QP_BASE; qp->port_num = init_attr->port_num; rvt_init_qp(rdi, qp, init_attr->qp_type); if (rdi->driver_f.qp_priv_init) { diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c index b69304d28f06..587252fd6f57 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c @@ -206,6 +206,9 @@ int ipoib_transport_dev_init(struct net_device *dev, struct ib_device *ca) if (priv->hca_caps & IB_DEVICE_MANAGED_FLOW_STEERING) init_attr.create_flags |= IB_QP_CREATE_NETIF_QP; + if (priv->hca_caps & IB_DEVICE_RDMA_NETDEV_OPA) + init_attr.create_flags |= IB_QP_CREATE_NETDEV_USE; + priv->qp = ib_create_qp(priv->pd, &init_attr); if (IS_ERR(priv->qp)) { pr_warn("%s: failed to create QP\n", ca->name); diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 029541a8faeb..6278e4e040fc 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -305,7 +305,7 @@ enum ib_device_cap_flags { IB_DEVICE_VIRTUAL_FUNCTION = (1ULL << 33), /* Deprecated. Please use IB_RAW_PACKET_CAP_SCATTER_FCS. */ IB_DEVICE_RAW_SCATTER_FCS = (1ULL << 34), - IB_DEVICE_RDMA_NETDEV_OPA_VNIC = (1ULL << 35), + IB_DEVICE_RDMA_NETDEV_OPA = (1ULL << 35), /* The device supports padding incoming writes to cacheline. */ IB_DEVICE_PCI_WRITE_END_PADDING = (1ULL << 36), IB_DEVICE_ALLOW_USER_UNREG = (1ULL << 37), @@ -1117,7 +1117,7 @@ enum ib_qp_create_flags { IB_QP_CREATE_MANAGED_RECV = 1 << 4, IB_QP_CREATE_NETIF_QP = 1 << 5, IB_QP_CREATE_INTEGRITY_EN = 1 << 6, - /* FREE = 1 << 7, */ + IB_QP_CREATE_NETDEV_USE = 1 << 7, IB_QP_CREATE_SCATTER_FCS = 1 << 8, IB_QP_CREATE_CVLAN_STRIPPING = 1 << 9, IB_QP_CREATE_SOURCE_QPN = 1 << 10, diff --git a/include/rdma/opa_vnic.h b/include/rdma/opa_vnic.h index e90b149fe92a..6f244e759b4f 100644 --- a/include/rdma/opa_vnic.h +++ b/include/rdma/opa_vnic.h @@ -1,7 +1,7 @@ #ifndef _OPA_VNIC_H #define _OPA_VNIC_H /* - * Copyright(c) 2017 Intel Corporation. + * Copyright(c) 2017 - 2020 Intel Corporation. * * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. @@ -132,7 +132,7 @@ struct opa_vnic_stats { static inline bool rdma_cap_opa_vnic(struct ib_device *device) { return !!(device->attrs.device_cap_flags & - IB_DEVICE_RDMA_NETDEV_OPA_VNIC); + IB_DEVICE_RDMA_NETDEV_OPA); } #endif /* _OPA_VNIC_H */ |