if (!device)
return -EINVAL;
- if (!(device->attrs.device_cap_flags & IB_DEVICE_ALLOW_USER_UNREG)) {
+ if (!(device->attrs.kernel_cap_flags & IBK_ALLOW_USER_UNREG)) {
ib_device_put(device);
return -EINVAL;
}
resp->hw_ver = attr->hw_ver;
resp->max_qp = attr->max_qp;
resp->max_qp_wr = attr->max_qp_wr;
- resp->device_cap_flags = lower_32_bits(attr->device_cap_flags &
- IB_UVERBS_DEVICE_CAP_FLAGS_MASK);
+ resp->device_cap_flags = lower_32_bits(attr->device_cap_flags);
resp->max_sge = min(attr->max_send_sge, attr->max_recv_sge);
resp->max_sge_rd = attr->max_sge_rd;
resp->max_cq = attr->max_cq;
resp.timestamp_mask = attr.timestamp_mask;
resp.hca_core_clock = attr.hca_core_clock;
- resp.device_cap_flags_ex = attr.device_cap_flags &
- IB_UVERBS_DEVICE_CAP_FLAGS_MASK;
+ resp.device_cap_flags_ex = attr.device_cap_flags;
resp.rss_caps.supported_qpts = attr.rss_caps.supported_qpts;
resp.rss_caps.max_rwq_indirection_tables =
attr.rss_caps.max_rwq_indirection_tables;
}
rdma_restrack_add(&pd->res);
- if (device->attrs.device_cap_flags & IB_DEVICE_LOCAL_DMA_LKEY)
+ if (device->attrs.kernel_cap_flags & IBK_LOCAL_DMA_LKEY)
pd->local_dma_lkey = device->local_dma_lkey;
else
mr_access_flags |= IB_ACCESS_LOCAL_WRITE;
pd->__internal_mr = mr;
- if (!(device->attrs.device_cap_flags & IB_DEVICE_LOCAL_DMA_LKEY))
+ if (!(device->attrs.kernel_cap_flags & IBK_LOCAL_DMA_LKEY))
pd->local_dma_lkey = pd->__internal_mr->lkey;
if (flags & IB_PD_UNSAFE_GLOBAL_RKEY)
struct ib_mr *mr;
if (access_flags & IB_ACCESS_ON_DEMAND) {
- if (!(pd->device->attrs.device_cap_flags &
- IB_DEVICE_ON_DEMAND_PAGING)) {
+ if (!(pd->device->attrs.kernel_cap_flags &
+ IBK_ON_DEMAND_PAGING)) {
pr_debug("ODP support not available\n");
return ERR_PTR(-EINVAL);
}
| IB_DEVICE_RC_RNR_NAK_GEN
| IB_DEVICE_SHUTDOWN_PORT
| IB_DEVICE_SYS_IMAGE_GUID
- | IB_DEVICE_LOCAL_DMA_LKEY
| IB_DEVICE_RESIZE_MAX_WR
| IB_DEVICE_PORT_ACTIVE_EVENT
| IB_DEVICE_N_NOTIFY_CQ
| IB_DEVICE_MEM_WINDOW
| IB_DEVICE_MEM_WINDOW_TYPE_2B
| IB_DEVICE_MEM_MGT_EXTENSIONS;
+ ib_attr->kernel_cap_flags = IBK_LOCAL_DMA_LKEY;
ib_attr->max_send_sge = dev_attr->max_qp_sges;
ib_attr->max_recv_sge = dev_attr->max_qp_sges;
ib_attr->max_sge_rd = dev_attr->max_qp_sges;
struct c4iw_dev {
struct ib_device ibdev;
struct c4iw_rdev rdev;
- u32 device_cap_flags;
struct xarray cqs;
struct xarray qps;
struct xarray mrs;
dev->rdev.lldi.ports[0]->dev_addr);
props->hw_ver = CHELSIO_CHIP_RELEASE(dev->rdev.lldi.adapter_type);
props->fw_ver = dev->rdev.lldi.fw_vers;
- props->device_cap_flags = dev->device_cap_flags;
+ props->device_cap_flags = IB_DEVICE_MEM_WINDOW;
+ props->kernel_cap_flags = IBK_LOCAL_DMA_LKEY;
+ if (fastreg_support)
+ props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS;
props->page_size_cap = T4_PAGESIZE_MASK;
props->vendor_id = (u32)dev->rdev.lldi.pdev->vendor;
props->vendor_part_id = (u32)dev->rdev.lldi.pdev->device;
pr_debug("c4iw_dev %p\n", dev);
addrconf_addr_eui48((u8 *)&dev->ibdev.node_guid,
dev->rdev.lldi.ports[0]->dev_addr);
- dev->device_cap_flags = IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_WINDOW;
- if (fastreg_support)
- dev->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS;
dev->ibdev.local_dma_lkey = 0;
dev->ibdev.node_type = RDMA_NODE_RNIC;
BUILD_BUG_ON(sizeof(C4IW_NODE_DESC) > IB_DEVICE_NODE_DESC_MAX);
IB_DEVICE_BAD_QKEY_CNTR | IB_DEVICE_SHUTDOWN_PORT |
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;
+ IB_DEVICE_MEM_MGT_EXTENSIONS;
+ rdi->dparms.props.kernel_cap_flags = IBK_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;
rf->rsrc_created = true;
}
- iwdev->device_cap_flags = IB_DEVICE_LOCAL_DMA_LKEY |
- IB_DEVICE_MEM_WINDOW |
- IB_DEVICE_MEM_MGT_EXTENSIONS;
-
if (iwdev->rf->sc_dev.hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1)
irdma_alloc_set_mac(iwdev);
irdma_add_ip(iwdev);
u32 roce_ackcreds;
u32 vendor_id;
u32 vendor_part_id;
- u32 device_cap_flags;
u32 push_mode;
u32 rcv_wnd;
u16 mac_ip_table_idx;
iwdev->netdev->dev_addr);
props->fw_ver = (u64)irdma_fw_major_ver(&rf->sc_dev) << 32 |
irdma_fw_minor_ver(&rf->sc_dev);
- props->device_cap_flags = iwdev->device_cap_flags;
+ props->device_cap_flags = IB_DEVICE_MEM_WINDOW |
+ IB_DEVICE_MEM_MGT_EXTENSIONS;
+ props->kernel_cap_flags = IBK_LOCAL_DMA_LKEY;
props->vendor_id = pcidev->vendor;
props->vendor_part_id = pcidev->device;
props->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT |
IB_DEVICE_PORT_ACTIVE_EVENT |
IB_DEVICE_SYS_IMAGE_GUID |
- IB_DEVICE_RC_RNR_NAK_GEN |
- IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
+ IB_DEVICE_RC_RNR_NAK_GEN;
+ props->kernel_cap_flags = IBK_BLOCK_MULTICAST_LOOPBACK;
if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR)
props->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR;
if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR)
if (dev->dev->caps.max_gso_sz &&
(dev->dev->rev_id != MLX4_IB_CARD_REV_A0) &&
(dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_BLH))
- props->device_cap_flags |= IB_DEVICE_UD_TSO;
+ props->kernel_cap_flags |= IBK_UD_TSO;
if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_RESERVED_LKEY)
- props->device_cap_flags |= IB_DEVICE_LOCAL_DMA_LKEY;
+ props->kernel_cap_flags |= IBK_LOCAL_DMA_LKEY;
if ((dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_LOCAL_INV) &&
(dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_REMOTE_INV) &&
(dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_FAST_REG_WR))
IB_DEVICE_MEM_WINDOW_TYPE_2B;
props->max_mw = 1 << MLX5_CAP_GEN(mdev, log_max_mkey);
/* We support 'Gappy' memory registration too */
- props->device_cap_flags |= IB_DEVICE_SG_GAPS_REG;
+ props->kernel_cap_flags |= IBK_SG_GAPS_REG;
}
/* IB_WR_REG_MR always requires changing the entity size with UMR */
if (!MLX5_CAP_GEN(dev->mdev, umr_modify_entity_size_disabled))
props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS;
if (MLX5_CAP_GEN(mdev, sho)) {
- props->device_cap_flags |= IB_DEVICE_INTEGRITY_HANDOVER;
+ props->kernel_cap_flags |= IBK_INTEGRITY_HANDOVER;
/* At this stage no support for signature handover */
props->sig_prot_cap = IB_PROT_T10DIF_TYPE_1 |
IB_PROT_T10DIF_TYPE_2 |
IB_GUARD_T10DIF_CSUM;
}
if (MLX5_CAP_GEN(mdev, block_lb_mc))
- props->device_cap_flags |= IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
+ props->kernel_cap_flags |= IBK_BLOCK_MULTICAST_LOOPBACK;
if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads) && raw_support) {
if (MLX5_CAP_ETH(mdev, csum_cap)) {
if (MLX5_CAP_GEN(mdev, ipoib_basic_offloads)) {
props->device_cap_flags |= IB_DEVICE_UD_IP_CSUM;
- props->device_cap_flags |= IB_DEVICE_UD_TSO;
+ props->kernel_cap_flags |= IBK_UD_TSO;
}
if (MLX5_CAP_GEN(dev->mdev, rq_delay_drop) &&
if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) {
if (dev->odp_caps.general_caps & IB_ODP_SUPPORT)
- props->device_cap_flags |= IB_DEVICE_ON_DEMAND_PAGING;
+ props->kernel_cap_flags |= IBK_ON_DEMAND_PAGING;
props->odp_caps = dev->odp_caps;
if (!uhw) {
/* ODP for kernel QPs is not implemented for receive
}
}
- if (MLX5_CAP_GEN(mdev, cd))
- props->device_cap_flags |= IB_DEVICE_CROSS_CHANNEL;
-
if (mlx5_core_is_vf(mdev))
- props->device_cap_flags |= IB_DEVICE_VIRTUAL_FUNCTION;
+ props->kernel_cap_flags |= IBK_VIRTUAL_FUNCTION;
if (mlx5_ib_port_link_layer(ibdev, 1) ==
IB_LINK_LAYER_ETHERNET && raw_support) {
IB_DEVICE_RC_RNR_NAK_GEN |
IB_DEVICE_SHUTDOWN_PORT |
IB_DEVICE_SYS_IMAGE_GUID |
- IB_DEVICE_LOCAL_DMA_LKEY |
IB_DEVICE_MEM_MGT_EXTENSIONS;
+ attr->kernel_cap_flags = IBK_LOCAL_DMA_LKEY;
attr->max_send_sge = dev->attr.max_send_sge;
attr->max_recv_sge = dev->attr.max_recv_sge;
attr->max_sge_rd = dev->attr.max_rdma_sge;
attr->max_qp_wr = max_t(u32, qattr->max_sqe, qattr->max_rqe);
attr->device_cap_flags = IB_DEVICE_CURR_QP_STATE_MOD |
IB_DEVICE_RC_RNR_NAK_GEN |
- IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_MGT_EXTENSIONS;
+ IB_DEVICE_MEM_MGT_EXTENSIONS;
+ attr->kernel_cap_flags = IBK_LOCAL_DMA_LKEY;
if (!rdma_protocol_iwarp(&dev->ibdev, 1))
attr->device_cap_flags |= IB_DEVICE_XRC;
props->max_qp = qp_per_vf *
kref_read(&us_ibdev->vf_cnt);
props->device_cap_flags = IB_DEVICE_PORT_ACTIVE_EVENT |
- IB_DEVICE_SYS_IMAGE_GUID | IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
+ IB_DEVICE_SYS_IMAGE_GUID;
+ props->kernel_cap_flags = IBK_BLOCK_MULTICAST_LOOPBACK;
props->max_cq = us_ibdev->vf_res_cnt[USNIC_VNIC_RES_TYPE_CQ] *
kref_read(&us_ibdev->vf_cnt);
props->max_pd = USNIC_UIOM_MAX_PD_CNT;
rxe->attr.max_qp = RXE_MAX_QP;
rxe->attr.max_qp_wr = RXE_MAX_QP_WR;
rxe->attr.device_cap_flags = RXE_DEVICE_CAP_FLAGS;
+ rxe->attr.kernel_cap_flags = IBK_ALLOW_USER_UNREG;
rxe->attr.max_send_sge = RXE_MAX_SGE;
rxe->attr.max_recv_sge = RXE_MAX_SGE;
rxe->attr.max_sge_rd = RXE_MAX_SGE_RD;
| IB_DEVICE_RC_RNR_NAK_GEN
| IB_DEVICE_SRQ_RESIZE
| IB_DEVICE_MEM_MGT_EXTENSIONS
- | IB_DEVICE_ALLOW_USER_UNREG
| IB_DEVICE_MEM_WINDOW
| IB_DEVICE_MEM_WINDOW_TYPE_2A
| IB_DEVICE_MEM_WINDOW_TYPE_2B,
/* Revisit atomic caps if RFC 7306 gets supported */
attr->atomic_cap = 0;
- attr->device_cap_flags =
- IB_DEVICE_MEM_MGT_EXTENSIONS | IB_DEVICE_ALLOW_USER_UNREG;
+ attr->device_cap_flags = IB_DEVICE_MEM_MGT_EXTENSIONS;
+ attr->kernel_cap_flags = IBK_ALLOW_USER_UNREG;
attr->max_cq = sdev->attrs.max_cq;
attr->max_cqe = sdev->attrs.max_cqe;
attr->max_fast_reg_page_list_len = SIW_MAX_SGE_PBL;
struct dentry *path_dentry;
#endif
u64 hca_caps;
+ u64 kernel_caps;
struct ipoib_ethtool_st ethtool;
unsigned int max_send_sge;
const struct net_device_ops *rn_ops;
static void ipoib_set_dev_features(struct ipoib_dev_priv *priv)
{
priv->hca_caps = priv->ca->attrs.device_cap_flags;
+ priv->kernel_caps = priv->ca->attrs.kernel_cap_flags;
if (priv->hca_caps & IB_DEVICE_UD_IP_CSUM) {
priv->dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
- if (priv->hca_caps & IB_DEVICE_UD_TSO)
+ if (priv->kernel_caps & IBK_UD_TSO)
priv->dev->hw_features |= NETIF_F_TSO;
priv->dev->features |= priv->dev->hw_features;
priv->rn_ops = dev->netdev_ops;
- if (hca->attrs.device_cap_flags & IB_DEVICE_VIRTUAL_FUNCTION)
+ if (hca->attrs.kernel_cap_flags & IBK_VIRTUAL_FUNCTION)
dev->netdev_ops = &ipoib_netdev_ops_vf;
else
dev->netdev_ops = &ipoib_netdev_ops_pf;
init_attr.send_cq = priv->send_cq;
init_attr.recv_cq = priv->recv_cq;
- if (priv->hca_caps & IB_DEVICE_UD_TSO)
+ if (priv->kernel_caps & IBK_UD_TSO)
init_attr.create_flags |= IB_QP_CREATE_IPOIB_UD_LSO;
- if (priv->hca_caps & IB_DEVICE_BLOCK_MULTICAST_LOOPBACK)
+ if (priv->kernel_caps & IBK_BLOCK_MULTICAST_LOOPBACK)
init_attr.create_flags |= IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK;
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)
+ if (priv->kernel_caps & IBK_RDMA_NETDEV_OPA)
init_attr.create_flags |= IB_QP_CREATE_NETDEV_USE;
priv->qp = ib_create_qp(priv->pd, &init_attr);
SHOST_DIX_GUARD_CRC);
}
- if (!(ib_dev->attrs.device_cap_flags & IB_DEVICE_SG_GAPS_REG))
+ if (!(ib_dev->attrs.kernel_cap_flags & IBK_SG_GAPS_REG))
shost->virt_boundary_mask = SZ_4K - 1;
if (iscsi_host_add(shost, ib_dev->dev.parent)) {
if (!desc)
return ERR_PTR(-ENOMEM);
- if (ib_dev->attrs.device_cap_flags & IB_DEVICE_SG_GAPS_REG)
+ if (ib_dev->attrs.kernel_cap_flags & IBK_SG_GAPS_REG)
mr_type = IB_MR_TYPE_SG_GAPS;
else
mr_type = IB_MR_TYPE_MEM_REG;
* (head and tail) for a single page worth data, so one additional
* entry is required.
*/
- if (attr->device_cap_flags & IB_DEVICE_SG_GAPS_REG)
+ if (attr->kernel_cap_flags & IBK_SG_GAPS_REG)
reserved_mr_pages = 0;
else
reserved_mr_pages = 1;
/* connection T10-PI support */
if (iser_pi_enable) {
- if (!(device->ib_device->attrs.device_cap_flags &
- IB_DEVICE_INTEGRITY_HANDOVER)) {
+ if (!(device->ib_device->attrs.kernel_cap_flags &
+ IBK_INTEGRITY_HANDOVER)) {
iser_warn("T10-PI requested but not supported on %s, "
"continue without T10-PI\n",
dev_name(&ib_conn->device->ib_device->dev));
}
/* Check signature cap */
- if (ib_dev->attrs.device_cap_flags & IB_DEVICE_INTEGRITY_HANDOVER)
+ if (ib_dev->attrs.kernel_cap_flags & IBK_INTEGRITY_HANDOVER)
device->pi_capable = true;
else
device->pi_capable = false;
spin_lock_init(&pool->lock);
INIT_LIST_HEAD(&pool->free_list);
- if (device->attrs.device_cap_flags & IB_DEVICE_SG_GAPS_REG)
+ if (device->attrs.kernel_cap_flags & IBK_SG_GAPS_REG)
mr_type = IB_MR_TYPE_SG_GAPS;
else
mr_type = IB_MR_TYPE_MEM_REG;
target_host->max_cmd_len = sizeof ((struct srp_cmd *) (void *) 0L)->cdb;
target_host->max_segment_size = ib_dma_max_seg_size(ibdev);
- if (!(ibdev->attrs.device_cap_flags & IB_DEVICE_SG_GAPS_REG))
+ if (!(ibdev->attrs.kernel_cap_flags & IBK_SG_GAPS_REG))
target_host->virt_boundary_mask = ~srp_dev->mr_page_mask;
target = host_to_target(target_host);
}
if (srp_dev->use_fast_reg) {
- bool gaps_reg = (ibdev->attrs.device_cap_flags &
- IB_DEVICE_SG_GAPS_REG);
+ bool gaps_reg = ibdev->attrs.kernel_cap_flags &
+ IBK_SG_GAPS_REG;
max_sectors_per_mr = srp_dev->max_pages_per_mr <<
(ilog2(srp_dev->mr_page_size) - 9);
ctrl->ctrl.numa_node = ibdev_to_node(ctrl->device->dev);
/* T10-PI support */
- if (ctrl->device->dev->attrs.device_cap_flags &
- IB_DEVICE_INTEGRITY_HANDOVER)
+ if (ctrl->device->dev->attrs.kernel_cap_flags &
+ IBK_INTEGRITY_HANDOVER)
pi_capable = true;
ctrl->max_fr_pages = nvme_rdma_get_max_fr_pages(ctrl->device->dev,
ndev->inline_data_size = nport->inline_data_size;
ndev->inline_page_count = inline_page_count;
- if (nport->pi_enable && !(cm_id->device->attrs.device_cap_flags &
- IB_DEVICE_INTEGRITY_HANDOVER)) {
+ if (nport->pi_enable && !(cm_id->device->attrs.kernel_cap_flags &
+ IBK_INTEGRITY_HANDOVER)) {
pr_warn("T10-PI is not supported by device %s. Disabling it\n",
cm_id->device->name);
nport->pi_enable = false;
smbd_max_frmr_depth,
info->id->device->attrs.max_fast_reg_page_list_len);
info->mr_type = IB_MR_TYPE_MEM_REG;
- if (info->id->device->attrs.device_cap_flags & IB_DEVICE_SG_GAPS_REG)
+ if (info->id->device->attrs.kernel_cap_flags & IBK_SG_GAPS_REG)
info->mr_type = IB_MR_TYPE_SG_GAPS;
info->pd = ib_alloc_pd(info->id->device, 0);
IB_DEVICE_SRQ_RESIZE = IB_UVERBS_DEVICE_SRQ_RESIZE,
IB_DEVICE_N_NOTIFY_CQ = IB_UVERBS_DEVICE_N_NOTIFY_CQ,
- /*
- * This device supports a per-device lkey or stag that can be
- * used without performing a memory registration for the local
- * memory. Note that ULPs should never check this flag, but
- * instead of use the local_dma_lkey flag in the ib_pd structure,
- * which will always contain a usable lkey.
- */
- IB_DEVICE_LOCAL_DMA_LKEY = 1 << 15,
/* Reserved, old SEND_W_INV = 1 << 16,*/
IB_DEVICE_MEM_WINDOW = IB_UVERBS_DEVICE_MEM_WINDOW,
/*
* IPoIB driver may set NETIF_F_IP_CSUM for datagram mode.
*/
IB_DEVICE_UD_IP_CSUM = IB_UVERBS_DEVICE_UD_IP_CSUM,
- IB_DEVICE_UD_TSO = 1 << 19,
IB_DEVICE_XRC = IB_UVERBS_DEVICE_XRC,
/*
* stag.
*/
IB_DEVICE_MEM_MGT_EXTENSIONS = IB_UVERBS_DEVICE_MEM_MGT_EXTENSIONS,
- IB_DEVICE_BLOCK_MULTICAST_LOOPBACK = 1 << 22,
IB_DEVICE_MEM_WINDOW_TYPE_2A = IB_UVERBS_DEVICE_MEM_WINDOW_TYPE_2A,
IB_DEVICE_MEM_WINDOW_TYPE_2B = IB_UVERBS_DEVICE_MEM_WINDOW_TYPE_2B,
IB_DEVICE_RC_IP_CSUM = IB_UVERBS_DEVICE_RC_IP_CSUM,
/* Deprecated. Please use IB_RAW_PACKET_CAP_IP_CSUM. */
IB_DEVICE_RAW_IP_CSUM = IB_UVERBS_DEVICE_RAW_IP_CSUM,
- /*
- * Devices should set IB_DEVICE_CROSS_CHANNEL if they
- * support execution of WQEs that involve synchronization
- * of I/O operations with single completion queue managed
- * by hardware.
- */
- IB_DEVICE_CROSS_CHANNEL = 1 << 27,
IB_DEVICE_MANAGED_FLOW_STEERING =
IB_UVERBS_DEVICE_MANAGED_FLOW_STEERING,
- IB_DEVICE_INTEGRITY_HANDOVER = 1 << 30,
- IB_DEVICE_ON_DEMAND_PAGING = 1ULL << 31,
- IB_DEVICE_SG_GAPS_REG = 1ULL << 32,
- IB_DEVICE_VIRTUAL_FUNCTION = 1ULL << 33,
/* Deprecated. Please use IB_RAW_PACKET_CAP_SCATTER_FCS. */
IB_DEVICE_RAW_SCATTER_FCS = IB_UVERBS_DEVICE_RAW_SCATTER_FCS,
- IB_DEVICE_RDMA_NETDEV_OPA = 1ULL << 35,
/* The device supports padding incoming writes to cacheline. */
IB_DEVICE_PCI_WRITE_END_PADDING =
IB_UVERBS_DEVICE_PCI_WRITE_END_PADDING,
- IB_DEVICE_ALLOW_USER_UNREG = 1ULL << 37,
-};
-
-#define IB_UVERBS_DEVICE_CAP_FLAGS_MASK (IB_UVERBS_DEVICE_RESIZE_MAX_WR | \
- IB_UVERBS_DEVICE_BAD_PKEY_CNTR | \
- IB_UVERBS_DEVICE_BAD_QKEY_CNTR | \
- IB_UVERBS_DEVICE_RAW_MULTI | \
- IB_UVERBS_DEVICE_AUTO_PATH_MIG | \
- IB_UVERBS_DEVICE_CHANGE_PHY_PORT | \
- IB_UVERBS_DEVICE_UD_AV_PORT_ENFORCE | \
- IB_UVERBS_DEVICE_CURR_QP_STATE_MOD | \
- IB_UVERBS_DEVICE_SHUTDOWN_PORT | \
- IB_UVERBS_DEVICE_PORT_ACTIVE_EVENT | \
- IB_UVERBS_DEVICE_SYS_IMAGE_GUID | \
- IB_UVERBS_DEVICE_RC_RNR_NAK_GEN | \
- IB_UVERBS_DEVICE_SRQ_RESIZE | \
- IB_UVERBS_DEVICE_N_NOTIFY_CQ | \
- IB_UVERBS_DEVICE_MEM_WINDOW | \
- IB_UVERBS_DEVICE_UD_IP_CSUM | \
- IB_UVERBS_DEVICE_XRC | \
- IB_UVERBS_DEVICE_MEM_MGT_EXTENSIONS | \
- IB_UVERBS_DEVICE_MEM_WINDOW_TYPE_2A | \
- IB_UVERBS_DEVICE_MEM_WINDOW_TYPE_2B | \
- IB_UVERBS_DEVICE_RC_IP_CSUM | \
- IB_UVERBS_DEVICE_RAW_IP_CSUM | \
- IB_UVERBS_DEVICE_MANAGED_FLOW_STEERING | \
- IB_UVERBS_DEVICE_RAW_SCATTER_FCS | \
- IB_UVERBS_DEVICE_PCI_WRITE_END_PADDING)
+};
+
+enum ib_kernel_cap_flags {
+ /*
+ * This device supports a per-device lkey or stag that can be
+ * used without performing a memory registration for the local
+ * memory. Note that ULPs should never check this flag, but
+ * instead of use the local_dma_lkey flag in the ib_pd structure,
+ * which will always contain a usable lkey.
+ */
+ IBK_LOCAL_DMA_LKEY = 1 << 0,
+ /* IB_QP_CREATE_INTEGRITY_EN is supported to implement T10-PI */
+ IBK_INTEGRITY_HANDOVER = 1 << 1,
+ /* IB_ACCESS_ON_DEMAND is supported during reg_user_mr() */
+ IBK_ON_DEMAND_PAGING = 1 << 2,
+ /* IB_MR_TYPE_SG_GAPS is supported */
+ IBK_SG_GAPS_REG = 1 << 3,
+ /* Driver supports RDMA_NLDEV_CMD_DELLINK */
+ IBK_ALLOW_USER_UNREG = 1 << 4,
+
+ /* ipoib will use IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK */
+ IBK_BLOCK_MULTICAST_LOOPBACK = 1 << 5,
+ /* iopib will use IB_QP_CREATE_IPOIB_UD_LSO for its QPs */
+ IBK_UD_TSO = 1 << 6,
+ /* iopib will use the device ops:
+ * get_vf_config
+ * get_vf_guid
+ * get_vf_stats
+ * set_vf_guid
+ * set_vf_link_state
+ */
+ IBK_VIRTUAL_FUNCTION = 1 << 7,
+ /* ipoib will use IB_QP_CREATE_NETDEV_USE for its QPs */
+ IBK_RDMA_NETDEV_OPA = 1 << 8,
+};
enum ib_atomic_cap {
IB_ATOMIC_NONE,
int max_qp;
int max_qp_wr;
u64 device_cap_flags;
+ u64 kernel_cap_flags;
int max_send_sge;
int max_recv_sge;
int max_sge_rd;
return -EINVAL;
if (flags & IB_ACCESS_ON_DEMAND &&
- !(ib_dev->attrs.device_cap_flags & IB_DEVICE_ON_DEMAND_PAGING))
+ !(ib_dev->attrs.kernel_cap_flags & IBK_ON_DEMAND_PAGING))
return -EINVAL;
return 0;
}
static inline bool rdma_cap_opa_vnic(struct ib_device *device)
{
- return !!(device->attrs.device_cap_flags &
- IB_DEVICE_RDMA_NETDEV_OPA);
+ return !!(device->attrs.kernel_cap_flags & IBK_RDMA_NETDEV_OPA);
}
#endif /* _OPA_VNIC_H */
#define IB_DEVICE_NAME_MAX 64
+/*
+ * bits 9, 15, 16, 19, 22, 27, 30, 31, 32, 33, 35 and 37 may be set by old
+ * kernels and should not be used.
+ */
enum ib_uverbs_device_cap_flags {
IB_UVERBS_DEVICE_RESIZE_MAX_WR = 1 << 0,
IB_UVERBS_DEVICE_BAD_PKEY_CNTR = 1 << 1,
rds_ibdev->max_sge = min(device->attrs.max_send_sge, RDS_IB_MAX_SGE);
rds_ibdev->odp_capable =
- !!(device->attrs.device_cap_flags &
- IB_DEVICE_ON_DEMAND_PAGING) &&
+ !!(device->attrs.kernel_cap_flags &
+ IBK_ON_DEMAND_PAGING) &&
!!(device->attrs.odp_caps.per_transport_caps.rc_odp_caps &
IB_ODP_SUPPORT_WRITE) &&
!!(device->attrs.odp_caps.per_transport_caps.rc_odp_caps &
ep->re_attr.cap.max_recv_sge = 1;
ep->re_mrtype = IB_MR_TYPE_MEM_REG;
- if (attrs->device_cap_flags & IB_DEVICE_SG_GAPS_REG)
+ if (attrs->kernel_cap_flags & IBK_SG_GAPS_REG)
ep->re_mrtype = IB_MR_TYPE_SG_GAPS;
/* Quirk: Some devices advertise a large max_fast_reg_page_list_len
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