From: Vishwanathapura, Niranjana Date: Fri, 2 Jun 2017 00:04:02 +0000 (-0700) Subject: IB/core,rdmavt,hfi1,opa-vnic: Send OPA cap_mask3 in trap X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cb49366f3616fdf197893c24a5b2677b8c26ce29;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git IB/core,rdmavt,hfi1,opa-vnic: Send OPA cap_mask3 in trap Provide the ability for IB clients to modify the OPA specific capability mask and include this mask in the subsequent trap data. Reviewed-by: Niranjana Vishwanathapura Signed-off-by: Michael N. Henry Signed-off-by: Doug Ledford --- diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c index 5977673a52d4..70831ad621b0 100644 --- a/drivers/infiniband/hw/hfi1/mad.c +++ b/drivers/infiniband/hw/hfi1/mad.c @@ -260,6 +260,7 @@ void hfi1_cap_mask_chg(struct rvt_dev_info *rdi, u8 port_num) data.issuer_lid = cpu_to_be32(lid); data.ntc_144.lid = data.issuer_lid; data.ntc_144.new_cap_mask = cpu_to_be32(ibp->rvp.port_cap_flags); + data.ntc_144.cap_mask3 = cpu_to_be16(ibp->rvp.port_cap3_flags); send_trap(ibp, &data, sizeof(data)); } @@ -704,11 +705,7 @@ static int __subn_get_opa_portinfo(struct opa_smp *smp, u32 am, u8 *data, buffer_units |= (dd->vl15_init << 11) & OPA_PI_MASK_BUF_UNIT_VL15_INIT; pi->buffer_units = cpu_to_be32(buffer_units); - pi->opa_cap_mask = cpu_to_be16(OPA_CAP_MASK3_IsSharedSpaceSupported | - OPA_CAP_MASK3_IsEthOnFabricSupported); - /* Driver does not support mcast/collective configuration */ - pi->opa_cap_mask &= - cpu_to_be16(~OPA_CAP_MASK3_IsAddrRangeConfigSupported); + pi->opa_cap_mask = cpu_to_be16(ibp->rvp.port_cap3_flags); pi->collectivemask_multicastmask = ((HFI1_COLLECTIVE_NR & 0x7) << 3 | (HFI1_MCAST_NR & 0x7)); diff --git a/drivers/infiniband/hw/hfi1/mad.h b/drivers/infiniband/hw/hfi1/mad.h index 5aa3fd1be653..a4e2506bd5ca 100644 --- a/drivers/infiniband/hw/hfi1/mad.h +++ b/drivers/infiniband/hw/hfi1/mad.h @@ -115,7 +115,7 @@ struct opa_mad_notice_attr { __be32 lid; /* LID where change occurred */ __be32 new_cap_mask; /* new capability mask */ __be16 reserved2; - __be16 cap_mask; + __be16 cap_mask3; __be16 change_flags; /* low 4 bits only */ } __packed ntc_144; diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index af54d3f4696a..2d7759f0c6b4 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1537,9 +1537,13 @@ static void init_ibport(struct hfi1_pportdata *ppd) /* Set the prefix to the default value (see ch. 4.1.1) */ ibp->rvp.gid_prefix = IB_DEFAULT_GID_PREFIX; ibp->rvp.sm_lid = 0; - /* Below should only set bits defined in OPA PortInfo.CapabilityMask */ + /* + * Below should only set bits defined in OPA PortInfo.CapabilityMask + * and PortInfo.CapabilityMask3 + */ ibp->rvp.port_cap_flags = IB_PORT_AUTO_MIGR_SUP | IB_PORT_CAP_MASK_NOTICE_SUP; + ibp->rvp.port_cap3_flags = OPA_CAP_MASK3_IsSharedSpaceSupported; ibp->rvp.pma_counter_select[0] = IB_PMA_PORT_XMIT_DATA; ibp->rvp.pma_counter_select[1] = IB_PMA_PORT_RCV_DATA; ibp->rvp.pma_counter_select[2] = IB_PMA_PORT_XMIT_PKTS; diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c index 0d7c6bb551d9..64bdd442078a 100644 --- a/drivers/infiniband/sw/rdmavt/vt.c +++ b/drivers/infiniband/sw/rdmavt/vt.c @@ -202,8 +202,13 @@ static int rvt_modify_port(struct ib_device *ibdev, u8 port_num, return -EINVAL; rvp = rdi->ports[port_index]; - rvp->port_cap_flags |= props->set_port_cap_mask; - rvp->port_cap_flags &= ~props->clr_port_cap_mask; + if (port_modify_mask & IB_PORT_OPA_MASK_CHG) { + rvp->port_cap3_flags |= props->set_port_cap_mask; + rvp->port_cap3_flags &= ~props->clr_port_cap_mask; + } else { + rvp->port_cap_flags |= props->set_port_cap_mask; + rvp->port_cap_flags &= ~props->clr_port_cap_mask; + } if (props->set_port_cap_mask || props->clr_port_cap_mask) rdi->driver_f.cap_mask_chg(rdi, port_num); diff --git a/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c b/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c index 875694f9a7f9..32cdd7a35415 100644 --- a/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c +++ b/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c @@ -52,7 +52,9 @@ #include #include -#include +#include +#include +#include #include "opa_vnic_internal.h" @@ -979,6 +981,27 @@ static int vema_register(struct opa_vnic_ctrl_port *cport) return 0; } +/** + * opa_vnic_ctrl_config_dev -- This function sends a trap to the EM + * by way of ib_modify_port to indicate support for ethernet on the + * fabric. + * @cport: pointer to control port + * @en: enable or disable ethernet on fabric support + */ +static void opa_vnic_ctrl_config_dev(struct opa_vnic_ctrl_port *cport, bool en) +{ + struct ib_port_modify pm = { 0 }; + int i; + + if (en) + pm.set_port_cap_mask = OPA_CAP_MASK3_IsEthOnFabricSupported; + else + pm.clr_port_cap_mask = OPA_CAP_MASK3_IsEthOnFabricSupported; + + for (i = 1; i <= cport->num_ports; i++) + ib_modify_port(cport->ibdev, i, IB_PORT_OPA_MASK_CHG, &pm); +} + /** * opa_vnic_vema_add_one -- Handle new ib device * @device: ib device pointer @@ -1007,6 +1030,7 @@ static void opa_vnic_vema_add_one(struct ib_device *device) c_info("VNIC client initialized\n"); ib_set_client_data(device, &opa_vnic_client, cport); + opa_vnic_ctrl_config_dev(cport, true); } /** @@ -1025,6 +1049,7 @@ static void opa_vnic_vema_rem_one(struct ib_device *device, return; c_info("removing VNIC client\n"); + opa_vnic_ctrl_config_dev(cport, false); vema_unregister(cport); kfree(cport); } diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 8f1ce4e27bbd..9d4d2a74c95e 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -577,7 +577,8 @@ struct ib_device_modify { enum ib_port_modify_flags { IB_PORT_SHUTDOWN = 1, IB_PORT_INIT_TYPE = (1<<2), - IB_PORT_RESET_QKEY_CNTR = (1<<3) + IB_PORT_RESET_QKEY_CNTR = (1<<3), + IB_PORT_OPA_MASK_CHG = (1<<4) }; struct ib_port_modify { diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h index d0b9f91e5f4d..0f18ffd98dd7 100644 --- a/include/rdma/rdma_vt.h +++ b/include/rdma/rdma_vt.h @@ -75,6 +75,7 @@ struct rvt_ibport { __be64 mkey; u64 tid; u32 port_cap_flags; + u16 port_cap3_flags; u32 pma_sample_start; u32 pma_sample_interval; __be16 pma_counter_select[5];