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/*
* Copyright(c) 2017 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.
*
* GPL LICENSE SUMMARY
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* BSD LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* - Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* This file contains OPA VNIC EMA Interface functions.
*/
#include "opa_vnic_internal.h"
/**
* opa_vnic_vema_report_event - sent trap to report the specified event
* @adapter: vnic port adapter
* @event: event to be reported
*
* This function calls vema api to sent a trap for the given event.
*/
void opa_vnic_vema_report_event(struct opa_vnic_adapter *adapter, u8 event)
{
struct __opa_veswport_info *info = &adapter->info;
struct __opa_veswport_trap trap_data;
trap_data.fabric_id = info->vesw.fabric_id;
trap_data.veswid = info->vesw.vesw_id;
trap_data.veswportnum = info->vport.port_num;
trap_data.opaportnum = adapter->port_num;
trap_data.veswportindex = adapter->vport_num;
trap_data.opcode = event;
opa_vnic_vema_send_trap(adapter, &trap_data, info->vport.encap_slid);
}
/**
* opa_vnic_get_summary_counters - get summary counters
* @adapter: vnic port adapter
* @cntrs: pointer to destination summary counters structure
*
* This function populates the summary counters that is maintained by the
* given adapter to destination address provided.
*/
void opa_vnic_get_summary_counters(struct opa_vnic_adapter *adapter,
struct opa_veswport_summary_counters *cntrs)
{
struct opa_vnic_stats vstats;
__be64 *dst;
u64 *src;
memset(&vstats, 0, sizeof(vstats));
spin_lock(&adapter->stats_lock);
adapter->rn_ops->ndo_get_stats64(adapter->netdev, &vstats.netstats);
spin_unlock(&adapter->stats_lock);
cntrs->vp_instance = cpu_to_be16(adapter->vport_num);
cntrs->vesw_id = cpu_to_be16(adapter->info.vesw.vesw_id);
cntrs->veswport_num = cpu_to_be32(adapter->port_num);
cntrs->tx_errors = cpu_to_be64(vstats.netstats.tx_errors);
cntrs->rx_errors = cpu_to_be64(vstats.netstats.rx_errors);
cntrs->tx_packets = cpu_to_be64(vstats.netstats.tx_packets);
cntrs->rx_packets = cpu_to_be64(vstats.netstats.rx_packets);
cntrs->tx_bytes = cpu_to_be64(vstats.netstats.tx_bytes);
cntrs->rx_bytes = cpu_to_be64(vstats.netstats.rx_bytes);
/*
* This loop depends on layout of
* opa_veswport_summary_counters opa_vnic_stats structures.
*/
for (dst = &cntrs->tx_unicast, src = &vstats.tx_grp.unicast;
dst < &cntrs->reserved[0]; dst++, src++) {
*dst = cpu_to_be64(*src);
}
}
/**
* opa_vnic_get_error_counters - get error counters
* @adapter: vnic port adapter
* @cntrs: pointer to destination error counters structure
*
* This function populates the error counters that is maintained by the
* given adapter to destination address provided.
*/
void opa_vnic_get_error_counters(struct opa_vnic_adapter *adapter,
struct opa_veswport_error_counters *cntrs)
{
struct opa_vnic_stats vstats;
memset(&vstats, 0, sizeof(vstats));
spin_lock(&adapter->stats_lock);
adapter->rn_ops->ndo_get_stats64(adapter->netdev, &vstats.netstats);
spin_unlock(&adapter->stats_lock);
cntrs->vp_instance = cpu_to_be16(adapter->vport_num);
cntrs->vesw_id = cpu_to_be16(adapter->info.vesw.vesw_id);
cntrs->veswport_num = cpu_to_be32(adapter->port_num);
cntrs->tx_errors = cpu_to_be64(vstats.netstats.tx_errors);
cntrs->rx_errors = cpu_to_be64(vstats.netstats.rx_errors);
cntrs->tx_dlid_zero = cpu_to_be64(vstats.tx_dlid_zero);
cntrs->tx_drop_state = cpu_to_be64(vstats.tx_drop_state);
cntrs->tx_logic = cpu_to_be64(vstats.netstats.tx_fifo_errors +
vstats.netstats.tx_carrier_errors);
cntrs->rx_bad_veswid = cpu_to_be64(vstats.netstats.rx_nohandler);
cntrs->rx_runt = cpu_to_be64(vstats.rx_runt);
cntrs->rx_oversize = cpu_to_be64(vstats.rx_oversize);
cntrs->rx_drop_state = cpu_to_be64(vstats.rx_drop_state);
cntrs->rx_logic = cpu_to_be64(vstats.netstats.rx_fifo_errors);
}
/**
* opa_vnic_get_vesw_info -- Get the vesw information
* @adapter: vnic port adapter
* @info: pointer to destination vesw info structure
*
* This function copies the vesw info that is maintained by the
* given adapter to destination address provided.
*/
void opa_vnic_get_vesw_info(struct opa_vnic_adapter *adapter,
struct opa_vesw_info *info)
{
struct __opa_vesw_info *src = &adapter->info.vesw;
int i;
info->fabric_id = cpu_to_be16(src->fabric_id);
info->vesw_id = cpu_to_be16(src->vesw_id);
memcpy(info->rsvd0, src->rsvd0, ARRAY_SIZE(src->rsvd0));
info->def_port_mask = cpu_to_be16(src->def_port_mask);
memcpy(info->rsvd1, src->rsvd1, ARRAY_SIZE(src->rsvd1));
info->pkey = cpu_to_be16(src->pkey);
memcpy(info->rsvd2, src->rsvd2, ARRAY_SIZE(src->rsvd2));
info->u_mcast_dlid = cpu_to_be32(src->u_mcast_dlid);
for (i = 0; i < OPA_VESW_MAX_NUM_DEF_PORT; i++)
info->u_ucast_dlid[i] = cpu_to_be32(src->u_ucast_dlid[i]);
info->rc = cpu_to_be32(src->rc);
memcpy(info->rsvd3, src->rsvd3, ARRAY_SIZE(src->rsvd3));
info->eth_mtu = cpu_to_be16(src->eth_mtu);
memcpy(info->rsvd4, src->rsvd4, ARRAY_SIZE(src->rsvd4));
}
/**
* opa_vnic_set_vesw_info -- Set the vesw information
* @adapter: vnic port adapter
* @info: pointer to vesw info structure
*
* This function updates the vesw info that is maintained by the
* given adapter with vesw info provided. Reserved fields are stored
* and returned back to EM as is.
*/
void opa_vnic_set_vesw_info(struct opa_vnic_adapter *adapter,
struct opa_vesw_info *info)
{
struct __opa_vesw_info *dst = &adapter->info.vesw;
int i;
dst->fabric_id = be16_to_cpu(info->fabric_id);
dst->vesw_id = be16_to_cpu(info->vesw_id);
memcpy(dst->rsvd0, info->rsvd0, ARRAY_SIZE(info->rsvd0));
dst->def_port_mask = be16_to_cpu(info->def_port_mask);
memcpy(dst->rsvd1, info->rsvd1, ARRAY_SIZE(info->rsvd1));
dst->pkey = be16_to_cpu(info->pkey);
memcpy(dst->rsvd2, info->rsvd2, ARRAY_SIZE(info->rsvd2));
dst->u_mcast_dlid = be32_to_cpu(info->u_mcast_dlid);
for (i = 0; i < OPA_VESW_MAX_NUM_DEF_PORT; i++)
dst->u_ucast_dlid[i] = be32_to_cpu(info->u_ucast_dlid[i]);
dst->rc = be32_to_cpu(info->rc);
memcpy(dst->rsvd3, info->rsvd3, ARRAY_SIZE(info->rsvd3));
dst->eth_mtu = be16_to_cpu(info->eth_mtu);
memcpy(dst->rsvd4, info->rsvd4, ARRAY_SIZE(info->rsvd4));
}
/**
* opa_vnic_get_per_veswport_info -- Get the vesw per port information
* @adapter: vnic port adapter
* @info: pointer to destination vport info structure
*
* This function copies the vesw per port info that is maintained by the
* given adapter to destination address provided.
* Note that the read only fields are not copied.
*/
void opa_vnic_get_per_veswport_info(struct opa_vnic_adapter *adapter,
struct opa_per_veswport_info *info)
{
struct __opa_per_veswport_info *src = &adapter->info.vport;
info->port_num = cpu_to_be32(src->port_num);
info->eth_link_status = src->eth_link_status;
memcpy(info->rsvd0, src->rsvd0, ARRAY_SIZE(src->rsvd0));
memcpy(info->base_mac_addr, src->base_mac_addr,
ARRAY_SIZE(info->base_mac_addr));
info->config_state = src->config_state;
info->oper_state = src->oper_state;
info->max_mac_tbl_ent = cpu_to_be16(src->max_mac_tbl_ent);
info->max_smac_ent = cpu_to_be16(src->max_smac_ent);
info->mac_tbl_digest = cpu_to_be32(src->mac_tbl_digest);
memcpy(info->rsvd1, src->rsvd1, ARRAY_SIZE(src->rsvd1));
info->encap_slid = cpu_to_be32(src->encap_slid);
memcpy(info->pcp_to_sc_uc, src->pcp_to_sc_uc,
ARRAY_SIZE(info->pcp_to_sc_uc));
memcpy(info->pcp_to_vl_uc, src->pcp_to_vl_uc,
ARRAY_SIZE(info->pcp_to_vl_uc));
memcpy(info->pcp_to_sc_mc, src->pcp_to_sc_mc,
ARRAY_SIZE(info->pcp_to_sc_mc));
memcpy(info->pcp_to_vl_mc, src->pcp_to_vl_mc,
ARRAY_SIZE(info->pcp_to_vl_mc));
info->non_vlan_sc_uc = src->non_vlan_sc_uc;
info->non_vlan_vl_uc = src->non_vlan_vl_uc;
info->non_vlan_sc_mc = src->non_vlan_sc_mc;
info->non_vlan_vl_mc = src->non_vlan_vl_mc;
memcpy(info->rsvd2, src->rsvd2, ARRAY_SIZE(src->rsvd2));
info->uc_macs_gen_count = cpu_to_be16(src->uc_macs_gen_count);
info->mc_macs_gen_count = cpu_to_be16(src->mc_macs_gen_count);
memcpy(info->rsvd3, src->rsvd3, ARRAY_SIZE(src->rsvd3));
}
/**
* opa_vnic_set_per_veswport_info -- Set vesw per port information
* @adapter: vnic port adapter
* @info: pointer to vport info structure
*
* This function updates the vesw per port info that is maintained by the
* given adapter with vesw per port info provided. Reserved fields are
* stored and returned back to EM as is.
*/
void opa_vnic_set_per_veswport_info(struct opa_vnic_adapter *adapter,
struct opa_per_veswport_info *info)
{
struct __opa_per_veswport_info *dst = &adapter->info.vport;
dst->port_num = be32_to_cpu(info->port_num);
memcpy(dst->rsvd0, info->rsvd0, ARRAY_SIZE(info->rsvd0));
memcpy(dst->base_mac_addr, info->base_mac_addr,
ARRAY_SIZE(dst->base_mac_addr));
dst->config_state = info->config_state;
memcpy(dst->rsvd1, info->rsvd1, ARRAY_SIZE(info->rsvd1));
dst->encap_slid = be32_to_cpu(info->encap_slid);
memcpy(dst->pcp_to_sc_uc, info->pcp_to_sc_uc,
ARRAY_SIZE(dst->pcp_to_sc_uc));
memcpy(dst->pcp_to_vl_uc, info->pcp_to_vl_uc,
ARRAY_SIZE(dst->pcp_to_vl_uc));
memcpy(dst->pcp_to_sc_mc, info->pcp_to_sc_mc,
ARRAY_SIZE(dst->pcp_to_sc_mc));
memcpy(dst->pcp_to_vl_mc, info->pcp_to_vl_mc,
ARRAY_SIZE(dst->pcp_to_vl_mc));
dst->non_vlan_sc_uc = info->non_vlan_sc_uc;
dst->non_vlan_vl_uc = info->non_vlan_vl_uc;
dst->non_vlan_sc_mc = info->non_vlan_sc_mc;
dst->non_vlan_vl_mc = info->non_vlan_vl_mc;
memcpy(dst->rsvd2, info->rsvd2, ARRAY_SIZE(info->rsvd2));
memcpy(dst->rsvd3, info->rsvd3, ARRAY_SIZE(info->rsvd3));
}
/**
* opa_vnic_query_mcast_macs - query multicast mac list
* @adapter: vnic port adapter
* @macs: pointer mac list
*
* This function populates the provided mac list with the configured
* multicast addresses in the adapter.
*/
void opa_vnic_query_mcast_macs(struct opa_vnic_adapter *adapter,
struct opa_veswport_iface_macs *macs)
{
u16 start_idx, num_macs, idx = 0, count = 0;
struct netdev_hw_addr *ha;
start_idx = be16_to_cpu(macs->start_idx);
num_macs = be16_to_cpu(macs->num_macs_in_msg);
netdev_for_each_mc_addr(ha, adapter->netdev) {
struct opa_vnic_iface_mac_entry *entry = &macs->entry[count];
if (start_idx > idx++)
continue;
else if (num_macs == count)
break;
memcpy(entry, ha->addr, sizeof(*entry));
count++;
}
macs->tot_macs_in_lst = cpu_to_be16(netdev_mc_count(adapter->netdev));
macs->num_macs_in_msg = cpu_to_be16(count);
macs->gen_count = cpu_to_be16(adapter->info.vport.mc_macs_gen_count);
}
/**
* opa_vnic_query_ucast_macs - query unicast mac list
* @adapter: vnic port adapter
* @macs: pointer mac list
*
* This function populates the provided mac list with the configured
* unicast addresses in the adapter.
*/
void opa_vnic_query_ucast_macs(struct opa_vnic_adapter *adapter,
struct opa_veswport_iface_macs *macs)
{
u16 start_idx, tot_macs, num_macs, idx = 0, count = 0, em_macs = 0;
struct netdev_hw_addr *ha;
start_idx = be16_to_cpu(macs->start_idx);
num_macs = be16_to_cpu(macs->num_macs_in_msg);
/* loop through dev_addrs list first */
for_each_dev_addr(adapter->netdev, ha) {
struct opa_vnic_iface_mac_entry *entry = &macs->entry[count];
/* Do not include EM specified MAC address */
if (!memcmp(adapter->info.vport.base_mac_addr, ha->addr,
ARRAY_SIZE(adapter->info.vport.base_mac_addr))) {
em_macs++;
continue;
}
if (start_idx > idx++)
continue;
else if (num_macs == count)
break;
memcpy(entry, ha->addr, sizeof(*entry));
count++;
}
/* loop through uc list */
netdev_for_each_uc_addr(ha, adapter->netdev) {
struct opa_vnic_iface_mac_entry *entry = &macs->entry[count];
if (start_idx > idx++)
continue;
else if (num_macs == count)
break;
memcpy(entry, ha->addr, sizeof(*entry));
count++;
}
tot_macs = netdev_hw_addr_list_count(&adapter->netdev->dev_addrs) +
netdev_uc_count(adapter->netdev) - em_macs;
macs->tot_macs_in_lst = cpu_to_be16(tot_macs);
macs->num_macs_in_msg = cpu_to_be16(count);
macs->gen_count = cpu_to_be16(adapter->info.vport.uc_macs_gen_count);
}