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linux/drivers/net/ethernet/qlogic/qed/qed_l2.c

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/* QLogic qed NIC Driver
* Copyright (c) 2015-2017 QLogic Corporation
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <linux/types.h>
#include <asm/byteorder.h>
#include <asm/param.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/etherdevice.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/version.h>
#include <linux/workqueue.h>
#include <linux/bitops.h>
#include <linux/bug.h>
#include <linux/vmalloc.h>
#include "qed.h"
#include <linux/qed/qed_chain.h>
#include "qed_cxt.h"
#include "qed_dev_api.h"
#include <linux/qed/qed_eth_if.h>
#include "qed_hsi.h"
#include "qed_hw.h"
#include "qed_int.h"
#include "qed_l2.h"
#include "qed_mcp.h"
#include "qed_reg_addr.h"
#include "qed_sp.h"
#include "qed_sriov.h"
#define QED_MAX_SGES_NUM 16
#define CRC32_POLY 0x1edc6f41
void qed_eth_queue_cid_release(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid)
{
/* VFs' CIDs are 0-based in PF-view, and uninitialized on VF */
if (!p_cid->is_vf && IS_PF(p_hwfn->cdev))
qed_cxt_release_cid(p_hwfn, p_cid->cid);
vfree(p_cid);
}
/* The internal is only meant to be directly called by PFs initializeing CIDs
* for their VFs.
*/
struct qed_queue_cid *
_qed_eth_queue_to_cid(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
u32 cid,
u8 vf_qid,
struct qed_queue_start_common_params *p_params)
{
bool b_is_same = (p_hwfn->hw_info.opaque_fid == opaque_fid);
struct qed_queue_cid *p_cid;
int rc;
p_cid = vmalloc(sizeof(*p_cid));
if (!p_cid)
return NULL;
memset(p_cid, 0, sizeof(*p_cid));
p_cid->opaque_fid = opaque_fid;
p_cid->cid = cid;
p_cid->vf_qid = vf_qid;
p_cid->rel = *p_params;
p_cid->p_owner = p_hwfn;
/* Don't try calculating the absolute indices for VFs */
if (IS_VF(p_hwfn->cdev)) {
p_cid->abs = p_cid->rel;
goto out;
}
/* Calculate the engine-absolute indices of the resources.
* This would guarantee they're valid later on.
* In some cases [SBs] we already have the right values.
*/
rc = qed_fw_vport(p_hwfn, p_cid->rel.vport_id, &p_cid->abs.vport_id);
if (rc)
goto fail;
rc = qed_fw_l2_queue(p_hwfn, p_cid->rel.queue_id, &p_cid->abs.queue_id);
if (rc)
goto fail;
/* In case of a PF configuring its VF's queues, the stats-id is already
* absolute [since there's a single index that's suitable per-VF].
*/
if (b_is_same) {
rc = qed_fw_vport(p_hwfn, p_cid->rel.stats_id,
&p_cid->abs.stats_id);
if (rc)
goto fail;
} else {
p_cid->abs.stats_id = p_cid->rel.stats_id;
}
/* SBs relevant information was already provided as absolute */
p_cid->abs.sb = p_cid->rel.sb;
p_cid->abs.sb_idx = p_cid->rel.sb_idx;
/* This is tricky - we're actually interested in whehter this is a PF
* entry meant for the VF.
*/
if (!b_is_same)
p_cid->is_vf = true;
out:
DP_VERBOSE(p_hwfn,
QED_MSG_SP,
"opaque_fid: %04x CID %08x vport %02x [%02x] qzone %04x [%04x] stats %02x [%02x] SB %04x PI %02x\n",
p_cid->opaque_fid,
p_cid->cid,
p_cid->rel.vport_id,
p_cid->abs.vport_id,
p_cid->rel.queue_id,
p_cid->abs.queue_id,
p_cid->rel.stats_id,
p_cid->abs.stats_id, p_cid->abs.sb, p_cid->abs.sb_idx);
return p_cid;
fail:
vfree(p_cid);
return NULL;
}
static struct qed_queue_cid *qed_eth_queue_to_cid(struct qed_hwfn *p_hwfn,
u16 opaque_fid, struct
qed_queue_start_common_params
*p_params)
{
struct qed_queue_cid *p_cid;
u32 cid = 0;
/* Get a unique firmware CID for this queue, in case it's a PF.
* VF's don't need a CID as the queue configuration will be done
* by PF.
*/
if (IS_PF(p_hwfn->cdev)) {
if (qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH, &cid)) {
DP_NOTICE(p_hwfn, "Failed to acquire cid\n");
return NULL;
}
}
p_cid = _qed_eth_queue_to_cid(p_hwfn, opaque_fid, cid, 0, p_params);
if (!p_cid && IS_PF(p_hwfn->cdev))
qed_cxt_release_cid(p_hwfn, cid);
return p_cid;
}
int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
struct qed_sp_vport_start_params *p_params)
{
struct vport_start_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
u8 abs_vport_id = 0;
int rc = -EINVAL;
u16 rx_mode = 0;
rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
if (rc)
return rc;
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = p_params->opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_VPORT_START,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.vport_start;
p_ramrod->vport_id = abs_vport_id;
p_ramrod->mtu = cpu_to_le16(p_params->mtu);
p_ramrod->handle_ptp_pkts = p_params->handle_ptp_pkts;
p_ramrod->inner_vlan_removal_en = p_params->remove_inner_vlan;
p_ramrod->drop_ttl0_en = p_params->drop_ttl0;
p_ramrod->untagged = p_params->only_untagged;
SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_UCAST_DROP_ALL, 1);
SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_MCAST_DROP_ALL, 1);
p_ramrod->rx_mode.state = cpu_to_le16(rx_mode);
/* TPA related fields */
memset(&p_ramrod->tpa_param, 0, sizeof(struct eth_vport_tpa_param));
p_ramrod->tpa_param.max_buff_num = p_params->max_buffers_per_cqe;
switch (p_params->tpa_mode) {
case QED_TPA_MODE_GRO:
p_ramrod->tpa_param.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
p_ramrod->tpa_param.tpa_max_size = (u16)-1;
p_ramrod->tpa_param.tpa_min_size_to_cont = p_params->mtu / 2;
p_ramrod->tpa_param.tpa_min_size_to_start = p_params->mtu / 2;
p_ramrod->tpa_param.tpa_ipv4_en_flg = 1;
p_ramrod->tpa_param.tpa_ipv6_en_flg = 1;
p_ramrod->tpa_param.tpa_pkt_split_flg = 1;
p_ramrod->tpa_param.tpa_gro_consistent_flg = 1;
break;
default:
break;
}
p_ramrod->tx_switching_en = p_params->tx_switching;
p_ramrod->ctl_frame_mac_check_en = !!p_params->check_mac;
p_ramrod->ctl_frame_ethtype_check_en = !!p_params->check_ethtype;
/* Software Function ID in hwfn (PFs are 0 - 15, VFs are 16 - 135) */
p_ramrod->sw_fid = qed_concrete_to_sw_fid(p_hwfn->cdev,
p_params->concrete_fid);
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int qed_sp_vport_start(struct qed_hwfn *p_hwfn,
struct qed_sp_vport_start_params *p_params)
{
if (IS_VF(p_hwfn->cdev)) {
return qed_vf_pf_vport_start(p_hwfn, p_params->vport_id,
p_params->mtu,
p_params->remove_inner_vlan,
p_params->tpa_mode,
p_params->max_buffers_per_cqe,
p_params->only_untagged);
}
return qed_sp_eth_vport_start(p_hwfn, p_params);
}
static int
qed_sp_vport_update_rss(struct qed_hwfn *p_hwfn,
struct vport_update_ramrod_data *p_ramrod,
struct qed_rss_params *p_rss)
{
struct eth_vport_rss_config *p_config;
u16 capabilities = 0;
int i, table_size;
int rc = 0;
if (!p_rss) {
p_ramrod->common.update_rss_flg = 0;
return rc;
}
p_config = &p_ramrod->rss_config;
BUILD_BUG_ON(QED_RSS_IND_TABLE_SIZE != ETH_RSS_IND_TABLE_ENTRIES_NUM);
rc = qed_fw_rss_eng(p_hwfn, p_rss->rss_eng_id, &p_config->rss_id);
if (rc)
return rc;
p_ramrod->common.update_rss_flg = p_rss->update_rss_config;
p_config->update_rss_capabilities = p_rss->update_rss_capabilities;
p_config->update_rss_ind_table = p_rss->update_rss_ind_table;
p_config->update_rss_key = p_rss->update_rss_key;
p_config->rss_mode = p_rss->rss_enable ?
ETH_VPORT_RSS_MODE_REGULAR :
ETH_VPORT_RSS_MODE_DISABLED;
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV4_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV4));
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV6_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV6));
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV4_TCP_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV4_TCP));
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV6_TCP_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV6_TCP));
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV4_UDP_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV4_UDP));
SET_FIELD(capabilities,
ETH_VPORT_RSS_CONFIG_IPV6_UDP_CAPABILITY,
!!(p_rss->rss_caps & QED_RSS_IPV6_UDP));
p_config->tbl_size = p_rss->rss_table_size_log;
p_config->capabilities = cpu_to_le16(capabilities);
DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP,
"update rss flag %d, rss_mode = %d, update_caps = %d, capabilities = %d, update_ind = %d, update_rss_key = %d\n",
p_ramrod->common.update_rss_flg,
p_config->rss_mode,
p_config->update_rss_capabilities,
p_config->capabilities,
p_config->update_rss_ind_table, p_config->update_rss_key);
table_size = min_t(int, QED_RSS_IND_TABLE_SIZE,
1 << p_config->tbl_size);
for (i = 0; i < table_size; i++) {
struct qed_queue_cid *p_queue = p_rss->rss_ind_table[i];
if (!p_queue)
return -EINVAL;
p_config->indirection_table[i] =
cpu_to_le16(p_queue->abs.queue_id);
}
DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP,
"Configured RSS indirection table [%d entries]:\n",
table_size);
for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i += 0x10) {
DP_VERBOSE(p_hwfn,
NETIF_MSG_IFUP,
"%04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x %04x\n",
le16_to_cpu(p_config->indirection_table[i]),
le16_to_cpu(p_config->indirection_table[i + 1]),
le16_to_cpu(p_config->indirection_table[i + 2]),
le16_to_cpu(p_config->indirection_table[i + 3]),
le16_to_cpu(p_config->indirection_table[i + 4]),
le16_to_cpu(p_config->indirection_table[i + 5]),
le16_to_cpu(p_config->indirection_table[i + 6]),
le16_to_cpu(p_config->indirection_table[i + 7]),
le16_to_cpu(p_config->indirection_table[i + 8]),
le16_to_cpu(p_config->indirection_table[i + 9]),
le16_to_cpu(p_config->indirection_table[i + 10]),
le16_to_cpu(p_config->indirection_table[i + 11]),
le16_to_cpu(p_config->indirection_table[i + 12]),
le16_to_cpu(p_config->indirection_table[i + 13]),
le16_to_cpu(p_config->indirection_table[i + 14]),
le16_to_cpu(p_config->indirection_table[i + 15]));
}
for (i = 0; i < 10; i++)
p_config->rss_key[i] = cpu_to_le32(p_rss->rss_key[i]);
return rc;
}
static void
qed_sp_update_accept_mode(struct qed_hwfn *p_hwfn,
struct vport_update_ramrod_data *p_ramrod,
struct qed_filter_accept_flags accept_flags)
{
p_ramrod->common.update_rx_mode_flg =
accept_flags.update_rx_mode_config;
p_ramrod->common.update_tx_mode_flg =
accept_flags.update_tx_mode_config;
/* Set Rx mode accept flags */
if (p_ramrod->common.update_rx_mode_flg) {
u8 accept_filter = accept_flags.rx_accept_filter;
u16 state = 0;
SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_DROP_ALL,
!(!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) ||
!!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED)));
SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_ACCEPT_UNMATCHED,
!!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED));
SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_DROP_ALL,
!(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) ||
!!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_ACCEPT_ALL,
(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) &&
!!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
SET_FIELD(state, ETH_VPORT_RX_MODE_BCAST_ACCEPT_ALL,
!!(accept_filter & QED_ACCEPT_BCAST));
p_ramrod->rx_mode.state = cpu_to_le16(state);
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"p_ramrod->rx_mode.state = 0x%x\n", state);
}
/* Set Tx mode accept flags */
if (p_ramrod->common.update_tx_mode_flg) {
u8 accept_filter = accept_flags.tx_accept_filter;
u16 state = 0;
SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_DROP_ALL,
!!(accept_filter & QED_ACCEPT_NONE));
SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_DROP_ALL,
!!(accept_filter & QED_ACCEPT_NONE));
SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_ACCEPT_ALL,
(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) &&
!!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
SET_FIELD(state, ETH_VPORT_TX_MODE_BCAST_ACCEPT_ALL,
!!(accept_filter & QED_ACCEPT_BCAST));
p_ramrod->tx_mode.state = cpu_to_le16(state);
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"p_ramrod->tx_mode.state = 0x%x\n", state);
}
}
static void
qed_sp_vport_update_sge_tpa(struct qed_hwfn *p_hwfn,
struct vport_update_ramrod_data *p_ramrod,
struct qed_sge_tpa_params *p_params)
{
struct eth_vport_tpa_param *p_tpa;
if (!p_params) {
p_ramrod->common.update_tpa_param_flg = 0;
p_ramrod->common.update_tpa_en_flg = 0;
p_ramrod->common.update_tpa_param_flg = 0;
return;
}
p_ramrod->common.update_tpa_en_flg = p_params->update_tpa_en_flg;
p_tpa = &p_ramrod->tpa_param;
p_tpa->tpa_ipv4_en_flg = p_params->tpa_ipv4_en_flg;
p_tpa->tpa_ipv6_en_flg = p_params->tpa_ipv6_en_flg;
p_tpa->tpa_ipv4_tunn_en_flg = p_params->tpa_ipv4_tunn_en_flg;
p_tpa->tpa_ipv6_tunn_en_flg = p_params->tpa_ipv6_tunn_en_flg;
p_ramrod->common.update_tpa_param_flg = p_params->update_tpa_param_flg;
p_tpa->max_buff_num = p_params->max_buffers_per_cqe;
p_tpa->tpa_pkt_split_flg = p_params->tpa_pkt_split_flg;
p_tpa->tpa_hdr_data_split_flg = p_params->tpa_hdr_data_split_flg;
p_tpa->tpa_gro_consistent_flg = p_params->tpa_gro_consistent_flg;
p_tpa->tpa_max_aggs_num = p_params->tpa_max_aggs_num;
p_tpa->tpa_max_size = p_params->tpa_max_size;
p_tpa->tpa_min_size_to_start = p_params->tpa_min_size_to_start;
p_tpa->tpa_min_size_to_cont = p_params->tpa_min_size_to_cont;
}
static void
qed_sp_update_mcast_bin(struct qed_hwfn *p_hwfn,
struct vport_update_ramrod_data *p_ramrod,
struct qed_sp_vport_update_params *p_params)
{
int i;
memset(&p_ramrod->approx_mcast.bins, 0,
sizeof(p_ramrod->approx_mcast.bins));
if (!p_params->update_approx_mcast_flg)
return;
p_ramrod->common.update_approx_mcast_flg = 1;
for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) {
u32 *p_bins = (u32 *)p_params->bins;
p_ramrod->approx_mcast.bins[i] = cpu_to_le32(p_bins[i]);
}
}
int qed_sp_vport_update(struct qed_hwfn *p_hwfn,
struct qed_sp_vport_update_params *p_params,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
struct qed_rss_params *p_rss_params = p_params->rss_params;
struct vport_update_ramrod_data_cmn *p_cmn;
struct qed_sp_init_data init_data;
struct vport_update_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
u8 abs_vport_id = 0, val;
int rc = -EINVAL;
if (IS_VF(p_hwfn->cdev)) {
rc = qed_vf_pf_vport_update(p_hwfn, p_params);
return rc;
}
rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
if (rc)
return rc;
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = p_params->opaque_fid;
init_data.comp_mode = comp_mode;
init_data.p_comp_data = p_comp_data;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_VPORT_UPDATE,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
/* Copy input params to ramrod according to FW struct */
p_ramrod = &p_ent->ramrod.vport_update;
p_cmn = &p_ramrod->common;
p_cmn->vport_id = abs_vport_id;
p_cmn->rx_active_flg = p_params->vport_active_rx_flg;
p_cmn->update_rx_active_flg = p_params->update_vport_active_rx_flg;
p_cmn->tx_active_flg = p_params->vport_active_tx_flg;
p_cmn->update_tx_active_flg = p_params->update_vport_active_tx_flg;
p_cmn->accept_any_vlan = p_params->accept_any_vlan;
val = p_params->update_accept_any_vlan_flg;
p_cmn->update_accept_any_vlan_flg = val;
p_cmn->inner_vlan_removal_en = p_params->inner_vlan_removal_flg;
val = p_params->update_inner_vlan_removal_flg;
p_cmn->update_inner_vlan_removal_en_flg = val;
p_cmn->default_vlan_en = p_params->default_vlan_enable_flg;
val = p_params->update_default_vlan_enable_flg;
p_cmn->update_default_vlan_en_flg = val;
p_cmn->default_vlan = cpu_to_le16(p_params->default_vlan);
p_cmn->update_default_vlan_flg = p_params->update_default_vlan_flg;
p_cmn->silent_vlan_removal_en = p_params->silent_vlan_removal_flg;
p_ramrod->common.tx_switching_en = p_params->tx_switching_flg;
p_cmn->update_tx_switching_en_flg = p_params->update_tx_switching_flg;
p_cmn->anti_spoofing_en = p_params->anti_spoofing_en;
val = p_params->update_anti_spoofing_en_flg;
p_ramrod->common.update_anti_spoofing_en_flg = val;
rc = qed_sp_vport_update_rss(p_hwfn, p_ramrod, p_rss_params);
if (rc) {
/* Return spq entry which is taken in qed_sp_init_request()*/
qed_spq_return_entry(p_hwfn, p_ent);
return rc;
}
/* Update mcast bins for VFs, PF doesn't use this functionality */
qed_sp_update_mcast_bin(p_hwfn, p_ramrod, p_params);
qed_sp_update_accept_mode(p_hwfn, p_ramrod, p_params->accept_flags);
qed_sp_vport_update_sge_tpa(p_hwfn, p_ramrod, p_params->sge_tpa_params);
return qed_spq_post(p_hwfn, p_ent, NULL);
}
int qed_sp_vport_stop(struct qed_hwfn *p_hwfn, u16 opaque_fid, u8 vport_id)
{
struct vport_stop_ramrod_data *p_ramrod;
struct qed_sp_init_data init_data;
struct qed_spq_entry *p_ent;
u8 abs_vport_id = 0;
int rc;
if (IS_VF(p_hwfn->cdev))
return qed_vf_pf_vport_stop(p_hwfn);
rc = qed_fw_vport(p_hwfn, vport_id, &abs_vport_id);
if (rc)
return rc;
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_VPORT_STOP,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.vport_stop;
p_ramrod->vport_id = abs_vport_id;
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int
qed_vf_pf_accept_flags(struct qed_hwfn *p_hwfn,
struct qed_filter_accept_flags *p_accept_flags)
{
struct qed_sp_vport_update_params s_params;
memset(&s_params, 0, sizeof(s_params));
memcpy(&s_params.accept_flags, p_accept_flags,
sizeof(struct qed_filter_accept_flags));
return qed_vf_pf_vport_update(p_hwfn, &s_params);
}
static int qed_filter_accept_cmd(struct qed_dev *cdev,
u8 vport,
struct qed_filter_accept_flags accept_flags,
u8 update_accept_any_vlan,
u8 accept_any_vlan,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
struct qed_sp_vport_update_params vport_update_params;
int i, rc;
/* Prepare and send the vport rx_mode change */
memset(&vport_update_params, 0, sizeof(vport_update_params));
vport_update_params.vport_id = vport;
vport_update_params.accept_flags = accept_flags;
vport_update_params.update_accept_any_vlan_flg = update_accept_any_vlan;
vport_update_params.accept_any_vlan = accept_any_vlan;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
vport_update_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
if (IS_VF(cdev)) {
rc = qed_vf_pf_accept_flags(p_hwfn, &accept_flags);
if (rc)
return rc;
continue;
}
rc = qed_sp_vport_update(p_hwfn, &vport_update_params,
comp_mode, p_comp_data);
if (rc) {
DP_ERR(cdev, "Update rx_mode failed %d\n", rc);
return rc;
}
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"Accept filter configured, flags = [Rx]%x [Tx]%x\n",
accept_flags.rx_accept_filter,
accept_flags.tx_accept_filter);
if (update_accept_any_vlan)
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"accept_any_vlan=%d configured\n",
accept_any_vlan);
}
return 0;
}
int qed_eth_rxq_start_ramrod(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid,
u16 bd_max_bytes,
dma_addr_t bd_chain_phys_addr,
dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size)
{
struct rx_queue_start_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
int rc = -EINVAL;
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"opaque_fid=0x%x, cid=0x%x, rx_qzone=0x%x, vport_id=0x%x, sb_id=0x%x\n",
p_cid->opaque_fid, p_cid->cid,
p_cid->abs.queue_id, p_cid->abs.vport_id, p_cid->abs.sb);
/* Get SPQ entry */
memset(&init_data, 0, sizeof(init_data));
init_data.cid = p_cid->cid;
init_data.opaque_fid = p_cid->opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_RX_QUEUE_START,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.rx_queue_start;
p_ramrod->sb_id = cpu_to_le16(p_cid->abs.sb);
p_ramrod->sb_index = p_cid->abs.sb_idx;
p_ramrod->vport_id = p_cid->abs.vport_id;
p_ramrod->stats_counter_id = p_cid->abs.stats_id;
p_ramrod->rx_queue_id = cpu_to_le16(p_cid->abs.queue_id);
p_ramrod->complete_cqe_flg = 0;
p_ramrod->complete_event_flg = 1;
p_ramrod->bd_max_bytes = cpu_to_le16(bd_max_bytes);
DMA_REGPAIR_LE(p_ramrod->bd_base, bd_chain_phys_addr);
p_ramrod->num_of_pbl_pages = cpu_to_le16(cqe_pbl_size);
DMA_REGPAIR_LE(p_ramrod->cqe_pbl_addr, cqe_pbl_addr);
if (p_cid->is_vf) {
p_ramrod->vf_rx_prod_index = p_cid->vf_qid;
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"Queue%s is meant for VF rxq[%02x]\n",
!!p_cid->b_legacy_vf ? " [legacy]" : "",
p_cid->vf_qid);
p_ramrod->vf_rx_prod_use_zone_a = !!p_cid->b_legacy_vf;
}
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int
qed_eth_pf_rx_queue_start(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid,
u16 bd_max_bytes,
dma_addr_t bd_chain_phys_addr,
dma_addr_t cqe_pbl_addr,
u16 cqe_pbl_size, void __iomem **pp_prod)
{
u32 init_prod_val = 0;
*pp_prod = p_hwfn->regview +
GTT_BAR0_MAP_REG_MSDM_RAM +
MSTORM_ETH_PF_PRODS_OFFSET(p_cid->abs.queue_id);
/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
(u32 *)(&init_prod_val));
return qed_eth_rxq_start_ramrod(p_hwfn, p_cid,
bd_max_bytes,
bd_chain_phys_addr,
cqe_pbl_addr, cqe_pbl_size);
}
static int
qed_eth_rx_queue_start(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
struct qed_queue_start_common_params *p_params,
u16 bd_max_bytes,
dma_addr_t bd_chain_phys_addr,
dma_addr_t cqe_pbl_addr,
u16 cqe_pbl_size,
struct qed_rxq_start_ret_params *p_ret_params)
{
struct qed_queue_cid *p_cid;
int rc;
/* Allocate a CID for the queue */
p_cid = qed_eth_queue_to_cid(p_hwfn, opaque_fid, p_params);
if (!p_cid)
return -ENOMEM;
if (IS_PF(p_hwfn->cdev)) {
rc = qed_eth_pf_rx_queue_start(p_hwfn, p_cid,
bd_max_bytes,
bd_chain_phys_addr,
cqe_pbl_addr, cqe_pbl_size,
&p_ret_params->p_prod);
} else {
rc = qed_vf_pf_rxq_start(p_hwfn, p_cid,
bd_max_bytes,
bd_chain_phys_addr,
cqe_pbl_addr,
cqe_pbl_size, &p_ret_params->p_prod);
}
/* Provide the caller with a reference to as handler */
if (rc)
qed_eth_queue_cid_release(p_hwfn, p_cid);
else
p_ret_params->p_handle = (void *)p_cid;
return rc;
}
int qed_sp_eth_rx_queues_update(struct qed_hwfn *p_hwfn,
void **pp_rxq_handles,
u8 num_rxqs,
u8 complete_cqe_flg,
u8 complete_event_flg,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
struct rx_queue_update_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
struct qed_queue_cid *p_cid;
int rc = -EINVAL;
u8 i;
memset(&init_data, 0, sizeof(init_data));
init_data.comp_mode = comp_mode;
init_data.p_comp_data = p_comp_data;
for (i = 0; i < num_rxqs; i++) {
p_cid = ((struct qed_queue_cid **)pp_rxq_handles)[i];
/* Get SPQ entry */
init_data.cid = p_cid->cid;
init_data.opaque_fid = p_cid->opaque_fid;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_RX_QUEUE_UPDATE,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.rx_queue_update;
p_ramrod->vport_id = p_cid->abs.vport_id;
p_ramrod->rx_queue_id = cpu_to_le16(p_cid->abs.queue_id);
p_ramrod->complete_cqe_flg = complete_cqe_flg;
p_ramrod->complete_event_flg = complete_event_flg;
rc = qed_spq_post(p_hwfn, p_ent, NULL);
if (rc)
return rc;
}
return rc;
}
static int
qed_eth_pf_rx_queue_stop(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid,
bool b_eq_completion_only, bool b_cqe_completion)
{
struct rx_queue_stop_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
int rc;
memset(&init_data, 0, sizeof(init_data));
init_data.cid = p_cid->cid;
init_data.opaque_fid = p_cid->opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_RX_QUEUE_STOP,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.rx_queue_stop;
p_ramrod->vport_id = p_cid->abs.vport_id;
p_ramrod->rx_queue_id = cpu_to_le16(p_cid->abs.queue_id);
/* Cleaning the queue requires the completion to arrive there.
* In addition, VFs require the answer to come as eqe to PF.
*/
p_ramrod->complete_cqe_flg = (!p_cid->is_vf &&
!b_eq_completion_only) ||
b_cqe_completion;
p_ramrod->complete_event_flg = p_cid->is_vf || b_eq_completion_only;
return qed_spq_post(p_hwfn, p_ent, NULL);
}
int qed_eth_rx_queue_stop(struct qed_hwfn *p_hwfn,
void *p_rxq,
bool eq_completion_only, bool cqe_completion)
{
struct qed_queue_cid *p_cid = (struct qed_queue_cid *)p_rxq;
int rc = -EINVAL;
if (IS_PF(p_hwfn->cdev))
rc = qed_eth_pf_rx_queue_stop(p_hwfn, p_cid,
eq_completion_only,
cqe_completion);
else
rc = qed_vf_pf_rxq_stop(p_hwfn, p_cid, cqe_completion);
if (!rc)
qed_eth_queue_cid_release(p_hwfn, p_cid);
return rc;
}
int
qed_eth_txq_start_ramrod(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid,
dma_addr_t pbl_addr, u16 pbl_size, u16 pq_id)
{
struct tx_queue_start_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
int rc = -EINVAL;
/* Get SPQ entry */
memset(&init_data, 0, sizeof(init_data));
init_data.cid = p_cid->cid;
init_data.opaque_fid = p_cid->opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_TX_QUEUE_START,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.tx_queue_start;
p_ramrod->vport_id = p_cid->abs.vport_id;
p_ramrod->sb_id = cpu_to_le16(p_cid->abs.sb);
p_ramrod->sb_index = p_cid->abs.sb_idx;
p_ramrod->stats_counter_id = p_cid->abs.stats_id;
p_ramrod->queue_zone_id = cpu_to_le16(p_cid->abs.queue_id);
p_ramrod->same_as_last_id = cpu_to_le16(p_cid->abs.queue_id);
p_ramrod->pbl_size = cpu_to_le16(pbl_size);
DMA_REGPAIR_LE(p_ramrod->pbl_base_addr, pbl_addr);
p_ramrod->qm_pq_id = cpu_to_le16(pq_id);
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int
qed_eth_pf_tx_queue_start(struct qed_hwfn *p_hwfn,
struct qed_queue_cid *p_cid,
u8 tc,
dma_addr_t pbl_addr,
u16 pbl_size, void __iomem **pp_doorbell)
{
int rc;
rc = qed_eth_txq_start_ramrod(p_hwfn, p_cid,
pbl_addr, pbl_size,
qed_get_cm_pq_idx_mcos(p_hwfn, tc));
if (rc)
return rc;
/* Provide the caller with the necessary return values */
*pp_doorbell = p_hwfn->doorbells +
qed_db_addr(p_cid->cid, DQ_DEMS_LEGACY);
return 0;
}
static int
qed_eth_tx_queue_start(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
struct qed_queue_start_common_params *p_params,
u8 tc,
dma_addr_t pbl_addr,
u16 pbl_size,
struct qed_txq_start_ret_params *p_ret_params)
{
struct qed_queue_cid *p_cid;
int rc;
p_cid = qed_eth_queue_to_cid(p_hwfn, opaque_fid, p_params);
if (!p_cid)
return -EINVAL;
if (IS_PF(p_hwfn->cdev))
rc = qed_eth_pf_tx_queue_start(p_hwfn, p_cid, tc,
pbl_addr, pbl_size,
&p_ret_params->p_doorbell);
else
rc = qed_vf_pf_txq_start(p_hwfn, p_cid,
pbl_addr, pbl_size,
&p_ret_params->p_doorbell);
if (rc)
qed_eth_queue_cid_release(p_hwfn, p_cid);
else
p_ret_params->p_handle = (void *)p_cid;
return rc;
}
static int
qed_eth_pf_tx_queue_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid)
{
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
int rc;
memset(&init_data, 0, sizeof(init_data));
init_data.cid = p_cid->cid;
init_data.opaque_fid = p_cid->opaque_fid;
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_TX_QUEUE_STOP,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
return qed_spq_post(p_hwfn, p_ent, NULL);
}
int qed_eth_tx_queue_stop(struct qed_hwfn *p_hwfn, void *p_handle)
{
struct qed_queue_cid *p_cid = (struct qed_queue_cid *)p_handle;
int rc;
if (IS_PF(p_hwfn->cdev))
rc = qed_eth_pf_tx_queue_stop(p_hwfn, p_cid);
else
rc = qed_vf_pf_txq_stop(p_hwfn, p_cid);
if (!rc)
qed_eth_queue_cid_release(p_hwfn, p_cid);
return rc;
}
static enum eth_filter_action qed_filter_action(enum qed_filter_opcode opcode)
{
enum eth_filter_action action = MAX_ETH_FILTER_ACTION;
switch (opcode) {
case QED_FILTER_ADD:
action = ETH_FILTER_ACTION_ADD;
break;
case QED_FILTER_REMOVE:
action = ETH_FILTER_ACTION_REMOVE;
break;
case QED_FILTER_FLUSH:
action = ETH_FILTER_ACTION_REMOVE_ALL;
break;
default:
action = MAX_ETH_FILTER_ACTION;
}
return action;
}
static void qed_set_fw_mac_addr(__le16 *fw_msb,
__le16 *fw_mid,
__le16 *fw_lsb,
u8 *mac)
{
((u8 *)fw_msb)[0] = mac[1];
((u8 *)fw_msb)[1] = mac[0];
((u8 *)fw_mid)[0] = mac[3];
((u8 *)fw_mid)[1] = mac[2];
((u8 *)fw_lsb)[0] = mac[5];
((u8 *)fw_lsb)[1] = mac[4];
}
static int
qed_filter_ucast_common(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
struct qed_filter_ucast *p_filter_cmd,
struct vport_filter_update_ramrod_data **pp_ramrod,
struct qed_spq_entry **pp_ent,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
u8 vport_to_add_to = 0, vport_to_remove_from = 0;
struct vport_filter_update_ramrod_data *p_ramrod;
struct eth_filter_cmd *p_first_filter;
struct eth_filter_cmd *p_second_filter;
struct qed_sp_init_data init_data;
enum eth_filter_action action;
int rc;
rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from,
&vport_to_remove_from);
if (rc)
return rc;
rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to,
&vport_to_add_to);
if (rc)
return rc;
/* Get SPQ entry */
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = opaque_fid;
init_data.comp_mode = comp_mode;
init_data.p_comp_data = p_comp_data;
rc = qed_sp_init_request(p_hwfn, pp_ent,
ETH_RAMROD_FILTERS_UPDATE,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
*pp_ramrod = &(*pp_ent)->ramrod.vport_filter_update;
p_ramrod = *pp_ramrod;
p_ramrod->filter_cmd_hdr.rx = p_filter_cmd->is_rx_filter ? 1 : 0;
p_ramrod->filter_cmd_hdr.tx = p_filter_cmd->is_tx_filter ? 1 : 0;
switch (p_filter_cmd->opcode) {
case QED_FILTER_REPLACE:
case QED_FILTER_MOVE:
p_ramrod->filter_cmd_hdr.cmd_cnt = 2; break;
default:
p_ramrod->filter_cmd_hdr.cmd_cnt = 1; break;
}
p_first_filter = &p_ramrod->filter_cmds[0];
p_second_filter = &p_ramrod->filter_cmds[1];
switch (p_filter_cmd->type) {
case QED_FILTER_MAC:
p_first_filter->type = ETH_FILTER_TYPE_MAC; break;
case QED_FILTER_VLAN:
p_first_filter->type = ETH_FILTER_TYPE_VLAN; break;
case QED_FILTER_MAC_VLAN:
p_first_filter->type = ETH_FILTER_TYPE_PAIR; break;
case QED_FILTER_INNER_MAC:
p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC; break;
case QED_FILTER_INNER_VLAN:
p_first_filter->type = ETH_FILTER_TYPE_INNER_VLAN; break;
case QED_FILTER_INNER_PAIR:
p_first_filter->type = ETH_FILTER_TYPE_INNER_PAIR; break;
case QED_FILTER_INNER_MAC_VNI_PAIR:
p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR;
break;
case QED_FILTER_MAC_VNI_PAIR:
p_first_filter->type = ETH_FILTER_TYPE_MAC_VNI_PAIR; break;
case QED_FILTER_VNI:
p_first_filter->type = ETH_FILTER_TYPE_VNI; break;
}
if ((p_first_filter->type == ETH_FILTER_TYPE_MAC) ||
(p_first_filter->type == ETH_FILTER_TYPE_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC) ||
(p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR)) {
qed_set_fw_mac_addr(&p_first_filter->mac_msb,
&p_first_filter->mac_mid,
&p_first_filter->mac_lsb,
(u8 *)p_filter_cmd->mac);
}
if ((p_first_filter->type == ETH_FILTER_TYPE_VLAN) ||
(p_first_filter->type == ETH_FILTER_TYPE_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_INNER_VLAN) ||
(p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR))
p_first_filter->vlan_id = cpu_to_le16(p_filter_cmd->vlan);
if ((p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR) ||
(p_first_filter->type == ETH_FILTER_TYPE_VNI))
p_first_filter->vni = cpu_to_le32(p_filter_cmd->vni);
if (p_filter_cmd->opcode == QED_FILTER_MOVE) {
p_second_filter->type = p_first_filter->type;
p_second_filter->mac_msb = p_first_filter->mac_msb;
p_second_filter->mac_mid = p_first_filter->mac_mid;
p_second_filter->mac_lsb = p_first_filter->mac_lsb;
p_second_filter->vlan_id = p_first_filter->vlan_id;
p_second_filter->vni = p_first_filter->vni;
p_first_filter->action = ETH_FILTER_ACTION_REMOVE;
p_first_filter->vport_id = vport_to_remove_from;
p_second_filter->action = ETH_FILTER_ACTION_ADD;
p_second_filter->vport_id = vport_to_add_to;
} else if (p_filter_cmd->opcode == QED_FILTER_REPLACE) {
p_first_filter->vport_id = vport_to_add_to;
memcpy(p_second_filter, p_first_filter,
sizeof(*p_second_filter));
p_first_filter->action = ETH_FILTER_ACTION_REMOVE_ALL;
p_second_filter->action = ETH_FILTER_ACTION_ADD;
} else {
action = qed_filter_action(p_filter_cmd->opcode);
if (action == MAX_ETH_FILTER_ACTION) {
DP_NOTICE(p_hwfn,
"%d is not supported yet\n",
p_filter_cmd->opcode);
return -EINVAL;
}
p_first_filter->action = action;
p_first_filter->vport_id = (p_filter_cmd->opcode ==
QED_FILTER_REMOVE) ?
vport_to_remove_from :
vport_to_add_to;
}
return 0;
}
int qed_sp_eth_filter_ucast(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
struct qed_filter_ucast *p_filter_cmd,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
struct vport_filter_update_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct eth_filter_cmd_header *p_header;
int rc;
rc = qed_filter_ucast_common(p_hwfn, opaque_fid, p_filter_cmd,
&p_ramrod, &p_ent,
comp_mode, p_comp_data);
if (rc) {
DP_ERR(p_hwfn, "Uni. filter command failed %d\n", rc);
return rc;
}
p_header = &p_ramrod->filter_cmd_hdr;
p_header->assert_on_error = p_filter_cmd->assert_on_error;
rc = qed_spq_post(p_hwfn, p_ent, NULL);
if (rc) {
DP_ERR(p_hwfn, "Unicast filter ADD command failed %d\n", rc);
return rc;
}
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"Unicast filter configured, opcode = %s, type = %s, cmd_cnt = %d, is_rx_filter = %d, is_tx_filter = %d\n",
(p_filter_cmd->opcode == QED_FILTER_ADD) ? "ADD" :
((p_filter_cmd->opcode == QED_FILTER_REMOVE) ?
"REMOVE" :
((p_filter_cmd->opcode == QED_FILTER_MOVE) ?
"MOVE" : "REPLACE")),
(p_filter_cmd->type == QED_FILTER_MAC) ? "MAC" :
((p_filter_cmd->type == QED_FILTER_VLAN) ?
"VLAN" : "MAC & VLAN"),
p_ramrod->filter_cmd_hdr.cmd_cnt,
p_filter_cmd->is_rx_filter,
p_filter_cmd->is_tx_filter);
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"vport_to_add_to = %d, vport_to_remove_from = %d, mac = %2x:%2x:%2x:%2x:%2x:%2x, vlan = %d\n",
p_filter_cmd->vport_to_add_to,
p_filter_cmd->vport_to_remove_from,
p_filter_cmd->mac[0],
p_filter_cmd->mac[1],
p_filter_cmd->mac[2],
p_filter_cmd->mac[3],
p_filter_cmd->mac[4],
p_filter_cmd->mac[5],
p_filter_cmd->vlan);
return 0;
}
/*******************************************************************************
* Description:
* Calculates crc 32 on a buffer
* Note: crc32_length MUST be aligned to 8
* Return:
******************************************************************************/
static u32 qed_calc_crc32c(u8 *crc32_packet,
u32 crc32_length, u32 crc32_seed, u8 complement)
{
u32 byte = 0, bit = 0, crc32_result = crc32_seed;
u8 msb = 0, current_byte = 0;
if ((!crc32_packet) ||
(crc32_length == 0) ||
((crc32_length % 8) != 0))
return crc32_result;
for (byte = 0; byte < crc32_length; byte++) {
current_byte = crc32_packet[byte];
for (bit = 0; bit < 8; bit++) {
msb = (u8)(crc32_result >> 31);
crc32_result = crc32_result << 1;
if (msb != (0x1 & (current_byte >> bit))) {
crc32_result = crc32_result ^ CRC32_POLY;
crc32_result |= 1; /*crc32_result[0] = 1;*/
}
}
}
return crc32_result;
}
static u32 qed_crc32c_le(u32 seed, u8 *mac, u32 len)
{
u32 packet_buf[2] = { 0 };
memcpy((u8 *)(&packet_buf[0]), &mac[0], 6);
return qed_calc_crc32c((u8 *)packet_buf, 8, seed, 0);
}
u8 qed_mcast_bin_from_mac(u8 *mac)
{
u32 crc = qed_crc32c_le(ETH_MULTICAST_BIN_FROM_MAC_SEED,
mac, ETH_ALEN);
return crc & 0xff;
}
static int
qed_sp_eth_filter_mcast(struct qed_hwfn *p_hwfn,
u16 opaque_fid,
struct qed_filter_mcast *p_filter_cmd,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
unsigned long bins[ETH_MULTICAST_MAC_BINS_IN_REGS];
struct vport_update_ramrod_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
u8 abs_vport_id = 0;
int rc, i;
if (p_filter_cmd->opcode == QED_FILTER_ADD)
rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to,
&abs_vport_id);
else
rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from,
&abs_vport_id);
if (rc)
return rc;
/* Get SPQ entry */
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
init_data.comp_mode = comp_mode;
init_data.p_comp_data = p_comp_data;
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_VPORT_UPDATE,
PROTOCOLID_ETH, &init_data);
if (rc) {
DP_ERR(p_hwfn, "Multi-cast command failed %d\n", rc);
return rc;
}
p_ramrod = &p_ent->ramrod.vport_update;
p_ramrod->common.update_approx_mcast_flg = 1;
/* explicitly clear out the entire vector */
memset(&p_ramrod->approx_mcast.bins, 0,
sizeof(p_ramrod->approx_mcast.bins));
memset(bins, 0, sizeof(unsigned long) *
ETH_MULTICAST_MAC_BINS_IN_REGS);
/* filter ADD op is explicit set op and it removes
* any existing filters for the vport
*/
if (p_filter_cmd->opcode == QED_FILTER_ADD) {
for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
u32 bit;
bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
__set_bit(bit, bins);
}
/* Convert to correct endianity */
for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) {
struct vport_update_ramrod_mcast *p_ramrod_bins;
u32 *p_bins = (u32 *)bins;
p_ramrod_bins = &p_ramrod->approx_mcast;
p_ramrod_bins->bins[i] = cpu_to_le32(p_bins[i]);
}
}
p_ramrod->common.vport_id = abs_vport_id;
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int qed_filter_mcast_cmd(struct qed_dev *cdev,
struct qed_filter_mcast *p_filter_cmd,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
int rc = 0;
int i;
/* only ADD and REMOVE operations are supported for multi-cast */
if ((p_filter_cmd->opcode != QED_FILTER_ADD &&
(p_filter_cmd->opcode != QED_FILTER_REMOVE)) ||
(p_filter_cmd->num_mc_addrs > QED_MAX_MC_ADDRS))
return -EINVAL;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
u16 opaque_fid;
if (IS_VF(cdev)) {
qed_vf_pf_filter_mcast(p_hwfn, p_filter_cmd);
continue;
}
opaque_fid = p_hwfn->hw_info.opaque_fid;
rc = qed_sp_eth_filter_mcast(p_hwfn,
opaque_fid,
p_filter_cmd,
comp_mode, p_comp_data);
}
return rc;
}
static int qed_filter_ucast_cmd(struct qed_dev *cdev,
struct qed_filter_ucast *p_filter_cmd,
enum spq_mode comp_mode,
struct qed_spq_comp_cb *p_comp_data)
{
int rc = 0;
int i;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
u16 opaque_fid;
if (IS_VF(cdev)) {
rc = qed_vf_pf_filter_ucast(p_hwfn, p_filter_cmd);
continue;
}
opaque_fid = p_hwfn->hw_info.opaque_fid;
rc = qed_sp_eth_filter_ucast(p_hwfn,
opaque_fid,
p_filter_cmd,
comp_mode, p_comp_data);
if (rc)
break;
}
return rc;
}
/* Statistics related code */
static void __qed_get_vport_pstats_addrlen(struct qed_hwfn *p_hwfn,
u32 *p_addr,
u32 *p_len, u16 statistics_bin)
{
if (IS_PF(p_hwfn->cdev)) {
*p_addr = BAR0_MAP_REG_PSDM_RAM +
PSTORM_QUEUE_STAT_OFFSET(statistics_bin);
*p_len = sizeof(struct eth_pstorm_per_queue_stat);
} else {
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
*p_addr = p_resp->pfdev_info.stats_info.pstats.address;
*p_len = p_resp->pfdev_info.stats_info.pstats.len;
}
}
static void __qed_get_vport_pstats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *p_stats,
u16 statistics_bin)
{
struct eth_pstorm_per_queue_stat pstats;
u32 pstats_addr = 0, pstats_len = 0;
__qed_get_vport_pstats_addrlen(p_hwfn, &pstats_addr, &pstats_len,
statistics_bin);
memset(&pstats, 0, sizeof(pstats));
qed_memcpy_from(p_hwfn, p_ptt, &pstats, pstats_addr, pstats_len);
p_stats->common.tx_ucast_bytes +=
HILO_64_REGPAIR(pstats.sent_ucast_bytes);
p_stats->common.tx_mcast_bytes +=
HILO_64_REGPAIR(pstats.sent_mcast_bytes);
p_stats->common.tx_bcast_bytes +=
HILO_64_REGPAIR(pstats.sent_bcast_bytes);
p_stats->common.tx_ucast_pkts +=
HILO_64_REGPAIR(pstats.sent_ucast_pkts);
p_stats->common.tx_mcast_pkts +=
HILO_64_REGPAIR(pstats.sent_mcast_pkts);
p_stats->common.tx_bcast_pkts +=
HILO_64_REGPAIR(pstats.sent_bcast_pkts);
p_stats->common.tx_err_drop_pkts +=
HILO_64_REGPAIR(pstats.error_drop_pkts);
}
static void __qed_get_vport_tstats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *p_stats,
u16 statistics_bin)
{
struct tstorm_per_port_stat tstats;
u32 tstats_addr, tstats_len;
if (IS_PF(p_hwfn->cdev)) {
tstats_addr = BAR0_MAP_REG_TSDM_RAM +
TSTORM_PORT_STAT_OFFSET(MFW_PORT(p_hwfn));
tstats_len = sizeof(struct tstorm_per_port_stat);
} else {
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
tstats_addr = p_resp->pfdev_info.stats_info.tstats.address;
tstats_len = p_resp->pfdev_info.stats_info.tstats.len;
}
memset(&tstats, 0, sizeof(tstats));
qed_memcpy_from(p_hwfn, p_ptt, &tstats, tstats_addr, tstats_len);
p_stats->common.mftag_filter_discards +=
HILO_64_REGPAIR(tstats.mftag_filter_discard);
p_stats->common.mac_filter_discards +=
HILO_64_REGPAIR(tstats.eth_mac_filter_discard);
}
static void __qed_get_vport_ustats_addrlen(struct qed_hwfn *p_hwfn,
u32 *p_addr,
u32 *p_len, u16 statistics_bin)
{
if (IS_PF(p_hwfn->cdev)) {
*p_addr = BAR0_MAP_REG_USDM_RAM +
USTORM_QUEUE_STAT_OFFSET(statistics_bin);
*p_len = sizeof(struct eth_ustorm_per_queue_stat);
} else {
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
*p_addr = p_resp->pfdev_info.stats_info.ustats.address;
*p_len = p_resp->pfdev_info.stats_info.ustats.len;
}
}
static void __qed_get_vport_ustats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *p_stats,
u16 statistics_bin)
{
struct eth_ustorm_per_queue_stat ustats;
u32 ustats_addr = 0, ustats_len = 0;
__qed_get_vport_ustats_addrlen(p_hwfn, &ustats_addr, &ustats_len,
statistics_bin);
memset(&ustats, 0, sizeof(ustats));
qed_memcpy_from(p_hwfn, p_ptt, &ustats, ustats_addr, ustats_len);
p_stats->common.rx_ucast_bytes +=
HILO_64_REGPAIR(ustats.rcv_ucast_bytes);
p_stats->common.rx_mcast_bytes +=
HILO_64_REGPAIR(ustats.rcv_mcast_bytes);
p_stats->common.rx_bcast_bytes +=
HILO_64_REGPAIR(ustats.rcv_bcast_bytes);
p_stats->common.rx_ucast_pkts += HILO_64_REGPAIR(ustats.rcv_ucast_pkts);
p_stats->common.rx_mcast_pkts += HILO_64_REGPAIR(ustats.rcv_mcast_pkts);
p_stats->common.rx_bcast_pkts += HILO_64_REGPAIR(ustats.rcv_bcast_pkts);
}
static void __qed_get_vport_mstats_addrlen(struct qed_hwfn *p_hwfn,
u32 *p_addr,
u32 *p_len, u16 statistics_bin)
{
if (IS_PF(p_hwfn->cdev)) {
*p_addr = BAR0_MAP_REG_MSDM_RAM +
MSTORM_QUEUE_STAT_OFFSET(statistics_bin);
*p_len = sizeof(struct eth_mstorm_per_queue_stat);
} else {
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
*p_addr = p_resp->pfdev_info.stats_info.mstats.address;
*p_len = p_resp->pfdev_info.stats_info.mstats.len;
}
}
static void __qed_get_vport_mstats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *p_stats,
u16 statistics_bin)
{
struct eth_mstorm_per_queue_stat mstats;
u32 mstats_addr = 0, mstats_len = 0;
__qed_get_vport_mstats_addrlen(p_hwfn, &mstats_addr, &mstats_len,
statistics_bin);
memset(&mstats, 0, sizeof(mstats));
qed_memcpy_from(p_hwfn, p_ptt, &mstats, mstats_addr, mstats_len);
p_stats->common.no_buff_discards +=
HILO_64_REGPAIR(mstats.no_buff_discard);
p_stats->common.packet_too_big_discard +=
HILO_64_REGPAIR(mstats.packet_too_big_discard);
p_stats->common.ttl0_discard += HILO_64_REGPAIR(mstats.ttl0_discard);
p_stats->common.tpa_coalesced_pkts +=
HILO_64_REGPAIR(mstats.tpa_coalesced_pkts);
p_stats->common.tpa_coalesced_events +=
HILO_64_REGPAIR(mstats.tpa_coalesced_events);
p_stats->common.tpa_aborts_num +=
HILO_64_REGPAIR(mstats.tpa_aborts_num);
p_stats->common.tpa_coalesced_bytes +=
HILO_64_REGPAIR(mstats.tpa_coalesced_bytes);
}
static void __qed_get_vport_port_stats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *p_stats)
{
struct qed_eth_stats_common *p_common = &p_stats->common;
struct port_stats port_stats;
int j;
memset(&port_stats, 0, sizeof(port_stats));
qed_memcpy_from(p_hwfn, p_ptt, &port_stats,
p_hwfn->mcp_info->port_addr +
offsetof(struct public_port, stats),
sizeof(port_stats));
p_common->rx_64_byte_packets += port_stats.eth.r64;
p_common->rx_65_to_127_byte_packets += port_stats.eth.r127;
p_common->rx_128_to_255_byte_packets += port_stats.eth.r255;
p_common->rx_256_to_511_byte_packets += port_stats.eth.r511;
p_common->rx_512_to_1023_byte_packets += port_stats.eth.r1023;
p_common->rx_1024_to_1518_byte_packets += port_stats.eth.r1518;
p_common->rx_crc_errors += port_stats.eth.rfcs;
p_common->rx_mac_crtl_frames += port_stats.eth.rxcf;
p_common->rx_pause_frames += port_stats.eth.rxpf;
p_common->rx_pfc_frames += port_stats.eth.rxpp;
p_common->rx_align_errors += port_stats.eth.raln;
p_common->rx_carrier_errors += port_stats.eth.rfcr;
p_common->rx_oversize_packets += port_stats.eth.rovr;
p_common->rx_jabbers += port_stats.eth.rjbr;
p_common->rx_undersize_packets += port_stats.eth.rund;
p_common->rx_fragments += port_stats.eth.rfrg;
p_common->tx_64_byte_packets += port_stats.eth.t64;
p_common->tx_65_to_127_byte_packets += port_stats.eth.t127;
p_common->tx_128_to_255_byte_packets += port_stats.eth.t255;
p_common->tx_256_to_511_byte_packets += port_stats.eth.t511;
p_common->tx_512_to_1023_byte_packets += port_stats.eth.t1023;
p_common->tx_1024_to_1518_byte_packets += port_stats.eth.t1518;
p_common->tx_pause_frames += port_stats.eth.txpf;
p_common->tx_pfc_frames += port_stats.eth.txpp;
p_common->rx_mac_bytes += port_stats.eth.rbyte;
p_common->rx_mac_uc_packets += port_stats.eth.rxuca;
p_common->rx_mac_mc_packets += port_stats.eth.rxmca;
p_common->rx_mac_bc_packets += port_stats.eth.rxbca;
p_common->rx_mac_frames_ok += port_stats.eth.rxpok;
p_common->tx_mac_bytes += port_stats.eth.tbyte;
p_common->tx_mac_uc_packets += port_stats.eth.txuca;
p_common->tx_mac_mc_packets += port_stats.eth.txmca;
p_common->tx_mac_bc_packets += port_stats.eth.txbca;
p_common->tx_mac_ctrl_frames += port_stats.eth.txcf;
for (j = 0; j < 8; j++) {
p_common->brb_truncates += port_stats.brb.brb_truncate[j];
p_common->brb_discards += port_stats.brb.brb_discard[j];
}
if (QED_IS_BB(p_hwfn->cdev)) {
struct qed_eth_stats_bb *p_bb = &p_stats->bb;
p_bb->rx_1519_to_1522_byte_packets +=
port_stats.eth.u0.bb0.r1522;
p_bb->rx_1519_to_2047_byte_packets +=
port_stats.eth.u0.bb0.r2047;
p_bb->rx_2048_to_4095_byte_packets +=
port_stats.eth.u0.bb0.r4095;
p_bb->rx_4096_to_9216_byte_packets +=
port_stats.eth.u0.bb0.r9216;
p_bb->rx_9217_to_16383_byte_packets +=
port_stats.eth.u0.bb0.r16383;
p_bb->tx_1519_to_2047_byte_packets +=
port_stats.eth.u1.bb1.t2047;
p_bb->tx_2048_to_4095_byte_packets +=
port_stats.eth.u1.bb1.t4095;
p_bb->tx_4096_to_9216_byte_packets +=
port_stats.eth.u1.bb1.t9216;
p_bb->tx_9217_to_16383_byte_packets +=
port_stats.eth.u1.bb1.t16383;
p_bb->tx_lpi_entry_count += port_stats.eth.u2.bb2.tlpiec;
p_bb->tx_total_collisions += port_stats.eth.u2.bb2.tncl;
} else {
struct qed_eth_stats_ah *p_ah = &p_stats->ah;
p_ah->rx_1519_to_max_byte_packets +=
port_stats.eth.u0.ah0.r1519_to_max;
p_ah->tx_1519_to_max_byte_packets =
port_stats.eth.u1.ah1.t1519_to_max;
}
}
static void __qed_get_vport_stats(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
struct qed_eth_stats *stats,
u16 statistics_bin, bool b_get_port_stats)
{
__qed_get_vport_mstats(p_hwfn, p_ptt, stats, statistics_bin);
__qed_get_vport_ustats(p_hwfn, p_ptt, stats, statistics_bin);
__qed_get_vport_tstats(p_hwfn, p_ptt, stats, statistics_bin);
__qed_get_vport_pstats(p_hwfn, p_ptt, stats, statistics_bin);
if (b_get_port_stats && p_hwfn->mcp_info)
__qed_get_vport_port_stats(p_hwfn, p_ptt, stats);
}
static void _qed_get_vport_stats(struct qed_dev *cdev,
struct qed_eth_stats *stats)
{
u8 fw_vport = 0;
int i;
memset(stats, 0, sizeof(*stats));
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
struct qed_ptt *p_ptt = IS_PF(cdev) ? qed_ptt_acquire(p_hwfn)
: NULL;
if (IS_PF(cdev)) {
/* The main vport index is relative first */
if (qed_fw_vport(p_hwfn, 0, &fw_vport)) {
DP_ERR(p_hwfn, "No vport available!\n");
goto out;
}
}
if (IS_PF(cdev) && !p_ptt) {
DP_ERR(p_hwfn, "Failed to acquire ptt\n");
continue;
}
__qed_get_vport_stats(p_hwfn, p_ptt, stats, fw_vport,
IS_PF(cdev) ? true : false);
out:
if (IS_PF(cdev) && p_ptt)
qed_ptt_release(p_hwfn, p_ptt);
}
}
void qed_get_vport_stats(struct qed_dev *cdev, struct qed_eth_stats *stats)
{
u32 i;
if (!cdev) {
memset(stats, 0, sizeof(*stats));
return;
}
_qed_get_vport_stats(cdev, stats);
if (!cdev->reset_stats)
return;
/* Reduce the statistics baseline */
for (i = 0; i < sizeof(struct qed_eth_stats) / sizeof(u64); i++)
((u64 *)stats)[i] -= ((u64 *)cdev->reset_stats)[i];
}
/* zeroes V-PORT specific portion of stats (Port stats remains untouched) */
void qed_reset_vport_stats(struct qed_dev *cdev)
{
int i;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
struct eth_mstorm_per_queue_stat mstats;
struct eth_ustorm_per_queue_stat ustats;
struct eth_pstorm_per_queue_stat pstats;
struct qed_ptt *p_ptt = IS_PF(cdev) ? qed_ptt_acquire(p_hwfn)
: NULL;
u32 addr = 0, len = 0;
if (IS_PF(cdev) && !p_ptt) {
DP_ERR(p_hwfn, "Failed to acquire ptt\n");
continue;
}
memset(&mstats, 0, sizeof(mstats));
__qed_get_vport_mstats_addrlen(p_hwfn, &addr, &len, 0);
qed_memcpy_to(p_hwfn, p_ptt, addr, &mstats, len);
memset(&ustats, 0, sizeof(ustats));
__qed_get_vport_ustats_addrlen(p_hwfn, &addr, &len, 0);
qed_memcpy_to(p_hwfn, p_ptt, addr, &ustats, len);
memset(&pstats, 0, sizeof(pstats));
__qed_get_vport_pstats_addrlen(p_hwfn, &addr, &len, 0);
qed_memcpy_to(p_hwfn, p_ptt, addr, &pstats, len);
if (IS_PF(cdev))
qed_ptt_release(p_hwfn, p_ptt);
}
/* PORT statistics are not necessarily reset, so we need to
* read and create a baseline for future statistics.
*/
if (!cdev->reset_stats)
DP_INFO(cdev, "Reset stats not allocated\n");
else
_qed_get_vport_stats(cdev, cdev->reset_stats);
}
static void
qed_arfs_mode_configure(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
struct qed_arfs_config_params *p_cfg_params)
{
if (p_cfg_params->arfs_enable) {
qed_set_rfs_mode_enable(p_hwfn, p_ptt, p_hwfn->rel_pf_id,
p_cfg_params->tcp, p_cfg_params->udp,
p_cfg_params->ipv4, p_cfg_params->ipv6);
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"tcp = %s, udp = %s, ipv4 = %s, ipv6 =%s\n",
p_cfg_params->tcp ? "Enable" : "Disable",
p_cfg_params->udp ? "Enable" : "Disable",
p_cfg_params->ipv4 ? "Enable" : "Disable",
p_cfg_params->ipv6 ? "Enable" : "Disable");
} else {
qed_set_rfs_mode_disable(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
}
DP_VERBOSE(p_hwfn, QED_MSG_SP, "Configured ARFS mode : %s\n",
p_cfg_params->arfs_enable ? "Enable" : "Disable");
}
static int
qed_configure_rfs_ntuple_filter(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
struct qed_spq_comp_cb *p_cb,
dma_addr_t p_addr, u16 length, u16 qid,
u8 vport_id, bool b_is_add)
{
struct rx_update_gft_filter_data *p_ramrod = NULL;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
u16 abs_rx_q_id = 0;
u8 abs_vport_id = 0;
int rc = -EINVAL;
rc = qed_fw_vport(p_hwfn, vport_id, &abs_vport_id);
if (rc)
return rc;
rc = qed_fw_l2_queue(p_hwfn, qid, &abs_rx_q_id);
if (rc)
return rc;
/* Get SPQ entry */
memset(&init_data, 0, sizeof(init_data));
init_data.cid = qed_spq_get_cid(p_hwfn);
init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
if (p_cb) {
init_data.comp_mode = QED_SPQ_MODE_CB;
init_data.p_comp_data = p_cb;
} else {
init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
}
rc = qed_sp_init_request(p_hwfn, &p_ent,
ETH_RAMROD_GFT_UPDATE_FILTER,
PROTOCOLID_ETH, &init_data);
if (rc)
return rc;
p_ramrod = &p_ent->ramrod.rx_update_gft;
DMA_REGPAIR_LE(p_ramrod->pkt_hdr_addr, p_addr);
p_ramrod->pkt_hdr_length = cpu_to_le16(length);
p_ramrod->rx_qid_or_action_icid = cpu_to_le16(abs_rx_q_id);
p_ramrod->vport_id = abs_vport_id;
p_ramrod->filter_type = RFS_FILTER_TYPE;
p_ramrod->filter_action = b_is_add ? GFT_ADD_FILTER : GFT_DELETE_FILTER;
DP_VERBOSE(p_hwfn, QED_MSG_SP,
"V[%0x], Q[%04x] - %s filter from 0x%llx [length %04xb]\n",
abs_vport_id, abs_rx_q_id,
b_is_add ? "Adding" : "Removing", (u64)p_addr, length);
return qed_spq_post(p_hwfn, p_ent, NULL);
}
static int qed_fill_eth_dev_info(struct qed_dev *cdev,
struct qed_dev_eth_info *info)
{
int i;
memset(info, 0, sizeof(*info));
info->num_tc = 1;
if (IS_PF(cdev)) {
int max_vf_vlan_filters = 0;
int max_vf_mac_filters = 0;
if (cdev->int_params.out.int_mode == QED_INT_MODE_MSIX) {
u16 num_queues = 0;
/* Since the feature controls only queue-zones,
* make sure we have the contexts [rx, tx, xdp] to
* match.
*/
for_each_hwfn(cdev, i) {
struct qed_hwfn *hwfn = &cdev->hwfns[i];
u16 l2_queues = (u16)FEAT_NUM(hwfn,
QED_PF_L2_QUE);
u16 cids;
cids = hwfn->pf_params.eth_pf_params.num_cons;
num_queues += min_t(u16, l2_queues, cids / 3);
}
/* queues might theoretically be >256, but interrupts'
* upper-limit guarantes that it would fit in a u8.
*/
if (cdev->int_params.fp_msix_cnt) {
u8 irqs = cdev->int_params.fp_msix_cnt;
info->num_queues = (u8)min_t(u16,
num_queues, irqs);
}
} else {
info->num_queues = cdev->num_hwfns;
}
if (IS_QED_SRIOV(cdev)) {
max_vf_vlan_filters = cdev->p_iov_info->total_vfs *
QED_ETH_VF_NUM_VLAN_FILTERS;
max_vf_mac_filters = cdev->p_iov_info->total_vfs *
QED_ETH_VF_NUM_MAC_FILTERS;
}
info->num_vlan_filters = RESC_NUM(QED_LEADING_HWFN(cdev),
QED_VLAN) -
max_vf_vlan_filters;
info->num_mac_filters = RESC_NUM(QED_LEADING_HWFN(cdev),
QED_MAC) -
max_vf_mac_filters;
ether_addr_copy(info->port_mac,
cdev->hwfns[0].hw_info.hw_mac_addr);
} else {
qed_vf_get_num_rxqs(QED_LEADING_HWFN(cdev), &info->num_queues);
if (cdev->num_hwfns > 1) {
u8 queues = 0;
qed_vf_get_num_rxqs(&cdev->hwfns[1], &queues);
info->num_queues += queues;
}
qed_vf_get_num_vlan_filters(&cdev->hwfns[0],
(u8 *)&info->num_vlan_filters);
qed_vf_get_num_mac_filters(&cdev->hwfns[0],
(u8 *)&info->num_mac_filters);
qed_vf_get_port_mac(&cdev->hwfns[0], info->port_mac);
info->is_legacy = !!cdev->hwfns[0].vf_iov_info->b_pre_fp_hsi;
}
qed_fill_dev_info(cdev, &info->common);
if (IS_VF(cdev))
eth_zero_addr(info->common.hw_mac);
return 0;
}
static void qed_register_eth_ops(struct qed_dev *cdev,
struct qed_eth_cb_ops *ops, void *cookie)
{
cdev->protocol_ops.eth = ops;
cdev->ops_cookie = cookie;
/* For VF, we start bulletin reading */
if (IS_VF(cdev))
qed_vf_start_iov_wq(cdev);
}
static bool qed_check_mac(struct qed_dev *cdev, u8 *mac)
{
if (IS_PF(cdev))
return true;
return qed_vf_check_mac(&cdev->hwfns[0], mac);
}
static int qed_start_vport(struct qed_dev *cdev,
struct qed_start_vport_params *params)
{
int rc, i;
for_each_hwfn(cdev, i) {
struct qed_sp_vport_start_params start = { 0 };
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
start.tpa_mode = params->gro_enable ? QED_TPA_MODE_GRO :
QED_TPA_MODE_NONE;
start.remove_inner_vlan = params->remove_inner_vlan;
start.only_untagged = true; /* untagged only */
start.drop_ttl0 = params->drop_ttl0;
start.opaque_fid = p_hwfn->hw_info.opaque_fid;
start.concrete_fid = p_hwfn->hw_info.concrete_fid;
start.handle_ptp_pkts = params->handle_ptp_pkts;
start.vport_id = params->vport_id;
start.max_buffers_per_cqe = 16;
start.mtu = params->mtu;
rc = qed_sp_vport_start(p_hwfn, &start);
if (rc) {
DP_ERR(cdev, "Failed to start VPORT\n");
return rc;
}
rc = qed_hw_start_fastpath(p_hwfn);
if (rc) {
DP_ERR(cdev, "Failed to start VPORT fastpath\n");
return rc;
}
DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
"Started V-PORT %d with MTU %d\n",
start.vport_id, start.mtu);
}
if (params->clear_stats)
qed_reset_vport_stats(cdev);
return 0;
}
static int qed_stop_vport(struct qed_dev *cdev, u8 vport_id)
{
int rc, i;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
rc = qed_sp_vport_stop(p_hwfn,
p_hwfn->hw_info.opaque_fid, vport_id);
if (rc) {
DP_ERR(cdev, "Failed to stop VPORT\n");
return rc;
}
}
return 0;
}
static int qed_update_vport_rss(struct qed_dev *cdev,
struct qed_update_vport_rss_params *input,
struct qed_rss_params *rss)
{
int i, fn;
/* Update configuration with what's correct regardless of CMT */
rss->update_rss_config = 1;
rss->rss_enable = 1;
rss->update_rss_capabilities = 1;
rss->update_rss_ind_table = 1;
rss->update_rss_key = 1;
rss->rss_caps = input->rss_caps;
memcpy(rss->rss_key, input->rss_key, QED_RSS_KEY_SIZE * sizeof(u32));
/* In regular scenario, we'd simply need to take input handlers.
* But in CMT, we'd have to split the handlers according to the
* engine they were configured on. We'd then have to understand
* whether RSS is really required, since 2-queues on CMT doesn't
* require RSS.
*/
if (cdev->num_hwfns == 1) {
memcpy(rss->rss_ind_table,
input->rss_ind_table,
QED_RSS_IND_TABLE_SIZE * sizeof(void *));
rss->rss_table_size_log = 7;
return 0;
}
/* Start by copying the non-spcific information to the 2nd copy */
memcpy(&rss[1], &rss[0], sizeof(struct qed_rss_params));
/* CMT should be round-robin */
for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) {
struct qed_queue_cid *cid = input->rss_ind_table[i];
struct qed_rss_params *t_rss;
if (cid->p_owner == QED_LEADING_HWFN(cdev))
t_rss = &rss[0];
else
t_rss = &rss[1];
t_rss->rss_ind_table[i / cdev->num_hwfns] = cid;
}
/* Make sure RSS is actually required */
for_each_hwfn(cdev, fn) {
for (i = 1; i < QED_RSS_IND_TABLE_SIZE / cdev->num_hwfns; i++) {
if (rss[fn].rss_ind_table[i] !=
rss[fn].rss_ind_table[0])
break;
}
if (i == QED_RSS_IND_TABLE_SIZE / cdev->num_hwfns) {
DP_VERBOSE(cdev, NETIF_MSG_IFUP,
"CMT - 1 queue per-hwfn; Disabling RSS\n");
return -EINVAL;
}
rss[fn].rss_table_size_log = 6;
}
return 0;
}
static int qed_update_vport(struct qed_dev *cdev,
struct qed_update_vport_params *params)
{
struct qed_sp_vport_update_params sp_params;
struct qed_rss_params *rss;
int rc = 0, i;
if (!cdev)
return -ENODEV;
rss = vzalloc(sizeof(*rss) * cdev->num_hwfns);
if (!rss)
return -ENOMEM;
memset(&sp_params, 0, sizeof(sp_params));
/* Translate protocol params into sp params */
sp_params.vport_id = params->vport_id;
sp_params.update_vport_active_rx_flg = params->update_vport_active_flg;
sp_params.update_vport_active_tx_flg = params->update_vport_active_flg;
sp_params.vport_active_rx_flg = params->vport_active_flg;
sp_params.vport_active_tx_flg = params->vport_active_flg;
sp_params.update_tx_switching_flg = params->update_tx_switching_flg;
sp_params.tx_switching_flg = params->tx_switching_flg;
sp_params.accept_any_vlan = params->accept_any_vlan;
sp_params.update_accept_any_vlan_flg =
params->update_accept_any_vlan_flg;
/* Prepare the RSS configuration */
if (params->update_rss_flg)
if (qed_update_vport_rss(cdev, &params->rss_params, rss))
params->update_rss_flg = 0;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
if (params->update_rss_flg)
sp_params.rss_params = &rss[i];
sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
rc = qed_sp_vport_update(p_hwfn, &sp_params,
QED_SPQ_MODE_EBLOCK,
NULL);
if (rc) {
DP_ERR(cdev, "Failed to update VPORT\n");
goto out;
}
DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
"Updated V-PORT %d: active_flag %d [update %d]\n",
params->vport_id, params->vport_active_flg,
params->update_vport_active_flg);
}
out:
vfree(rss);
return rc;
}
static int qed_start_rxq(struct qed_dev *cdev,
u8 rss_num,
struct qed_queue_start_common_params *p_params,
u16 bd_max_bytes,
dma_addr_t bd_chain_phys_addr,
dma_addr_t cqe_pbl_addr,
u16 cqe_pbl_size,
struct qed_rxq_start_ret_params *ret_params)
{
struct qed_hwfn *p_hwfn;
int rc, hwfn_index;
hwfn_index = rss_num % cdev->num_hwfns;
p_hwfn = &cdev->hwfns[hwfn_index];
p_params->queue_id = p_params->queue_id / cdev->num_hwfns;
p_params->stats_id = p_params->vport_id;
rc = qed_eth_rx_queue_start(p_hwfn,
p_hwfn->hw_info.opaque_fid,
p_params,
bd_max_bytes,
bd_chain_phys_addr,
cqe_pbl_addr, cqe_pbl_size, ret_params);
if (rc) {
DP_ERR(cdev, "Failed to start RXQ#%d\n", p_params->queue_id);
return rc;
}
DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
"Started RX-Q %d [rss_num %d] on V-PORT %d and SB %d\n",
p_params->queue_id, rss_num, p_params->vport_id,
p_params->sb);
return 0;
}
static int qed_stop_rxq(struct qed_dev *cdev, u8 rss_id, void *handle)
{
int rc, hwfn_index;
struct qed_hwfn *p_hwfn;
hwfn_index = rss_id % cdev->num_hwfns;
p_hwfn = &cdev->hwfns[hwfn_index];
rc = qed_eth_rx_queue_stop(p_hwfn, handle, false, false);
if (rc) {
DP_ERR(cdev, "Failed to stop RXQ#%02x\n", rss_id);
return rc;
}
return 0;
}
static int qed_start_txq(struct qed_dev *cdev,
u8 rss_num,
struct qed_queue_start_common_params *p_params,
dma_addr_t pbl_addr,
u16 pbl_size,
struct qed_txq_start_ret_params *ret_params)
{
struct qed_hwfn *p_hwfn;
int rc, hwfn_index;
hwfn_index = rss_num % cdev->num_hwfns;
p_hwfn = &cdev->hwfns[hwfn_index];
p_params->queue_id = p_params->queue_id / cdev->num_hwfns;
p_params->stats_id = p_params->vport_id;
rc = qed_eth_tx_queue_start(p_hwfn,
p_hwfn->hw_info.opaque_fid,
p_params, 0,
pbl_addr, pbl_size, ret_params);
if (rc) {
DP_ERR(cdev, "Failed to start TXQ#%d\n", p_params->queue_id);
return rc;
}
DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
"Started TX-Q %d [rss_num %d] on V-PORT %d and SB %d\n",
p_params->queue_id, rss_num, p_params->vport_id,
p_params->sb);
return 0;
}
#define QED_HW_STOP_RETRY_LIMIT (10)
static int qed_fastpath_stop(struct qed_dev *cdev)
{
int rc;
rc = qed_hw_stop_fastpath(cdev);
if (rc) {
DP_ERR(cdev, "Failed to stop Fastpath\n");
return rc;
}
return 0;
}
static int qed_stop_txq(struct qed_dev *cdev, u8 rss_id, void *handle)
{
struct qed_hwfn *p_hwfn;
int rc, hwfn_index;
hwfn_index = rss_id % cdev->num_hwfns;
p_hwfn = &cdev->hwfns[hwfn_index];
rc = qed_eth_tx_queue_stop(p_hwfn, handle);
if (rc) {
DP_ERR(cdev, "Failed to stop TXQ#%02x\n", rss_id);
return rc;
}
return 0;
}
static int qed_tunn_configure(struct qed_dev *cdev,
struct qed_tunn_params *tunn_params)
{
struct qed_tunnel_info tunn_info;
int i, rc;
memset(&tunn_info, 0, sizeof(tunn_info));
if (tunn_params->update_vxlan_port) {
tunn_info.vxlan_port.b_update_port = true;
tunn_info.vxlan_port.port = tunn_params->vxlan_port;
}
if (tunn_params->update_geneve_port) {
tunn_info.geneve_port.b_update_port = true;
tunn_info.geneve_port.port = tunn_params->geneve_port;
}
for_each_hwfn(cdev, i) {
struct qed_hwfn *hwfn = &cdev->hwfns[i];
struct qed_tunnel_info *tun;
tun = &hwfn->cdev->tunnel;
rc = qed_sp_pf_update_tunn_cfg(hwfn, &tunn_info,
QED_SPQ_MODE_EBLOCK, NULL);
if (rc)
return rc;
if (IS_PF_SRIOV(hwfn)) {
u16 vxlan_port, geneve_port;
int j;
vxlan_port = tun->vxlan_port.port;
geneve_port = tun->geneve_port.port;
qed_for_each_vf(hwfn, j) {
qed_iov_bulletin_set_udp_ports(hwfn, j,
vxlan_port,
geneve_port);
}
qed_schedule_iov(hwfn, QED_IOV_WQ_BULLETIN_UPDATE_FLAG);
}
}
return 0;
}
static int qed_configure_filter_rx_mode(struct qed_dev *cdev,
enum qed_filter_rx_mode_type type)
{
struct qed_filter_accept_flags accept_flags;
memset(&accept_flags, 0, sizeof(accept_flags));
accept_flags.update_rx_mode_config = 1;
accept_flags.update_tx_mode_config = 1;
accept_flags.rx_accept_filter = QED_ACCEPT_UCAST_MATCHED |
QED_ACCEPT_MCAST_MATCHED |
QED_ACCEPT_BCAST;
accept_flags.tx_accept_filter = QED_ACCEPT_UCAST_MATCHED |
QED_ACCEPT_MCAST_MATCHED |
QED_ACCEPT_BCAST;
if (type == QED_FILTER_RX_MODE_TYPE_PROMISC) {
accept_flags.rx_accept_filter |= QED_ACCEPT_UCAST_UNMATCHED |
QED_ACCEPT_MCAST_UNMATCHED;
accept_flags.tx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
} else if (type == QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC) {
accept_flags.rx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
accept_flags.tx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
}
return qed_filter_accept_cmd(cdev, 0, accept_flags, false, false,
QED_SPQ_MODE_CB, NULL);
}
static int qed_configure_filter_ucast(struct qed_dev *cdev,
struct qed_filter_ucast_params *params)
{
struct qed_filter_ucast ucast;
if (!params->vlan_valid && !params->mac_valid) {
DP_NOTICE(cdev,
"Tried configuring a unicast filter, but both MAC and VLAN are not set\n");
return -EINVAL;
}
memset(&ucast, 0, sizeof(ucast));
switch (params->type) {
case QED_FILTER_XCAST_TYPE_ADD:
ucast.opcode = QED_FILTER_ADD;
break;
case QED_FILTER_XCAST_TYPE_DEL:
ucast.opcode = QED_FILTER_REMOVE;
break;
case QED_FILTER_XCAST_TYPE_REPLACE:
ucast.opcode = QED_FILTER_REPLACE;
break;
default:
DP_NOTICE(cdev, "Unknown unicast filter type %d\n",
params->type);
}
if (params->vlan_valid && params->mac_valid) {
ucast.type = QED_FILTER_MAC_VLAN;
ether_addr_copy(ucast.mac, params->mac);
ucast.vlan = params->vlan;
} else if (params->mac_valid) {
ucast.type = QED_FILTER_MAC;
ether_addr_copy(ucast.mac, params->mac);
} else {
ucast.type = QED_FILTER_VLAN;
ucast.vlan = params->vlan;
}
ucast.is_rx_filter = true;
ucast.is_tx_filter = true;
return qed_filter_ucast_cmd(cdev, &ucast, QED_SPQ_MODE_CB, NULL);
}
static int qed_configure_filter_mcast(struct qed_dev *cdev,
struct qed_filter_mcast_params *params)
{
struct qed_filter_mcast mcast;
int i;
memset(&mcast, 0, sizeof(mcast));
switch (params->type) {
case QED_FILTER_XCAST_TYPE_ADD:
mcast.opcode = QED_FILTER_ADD;
break;
case QED_FILTER_XCAST_TYPE_DEL:
mcast.opcode = QED_FILTER_REMOVE;
break;
default:
DP_NOTICE(cdev, "Unknown multicast filter type %d\n",
params->type);
}
mcast.num_mc_addrs = params->num;
for (i = 0; i < mcast.num_mc_addrs; i++)
ether_addr_copy(mcast.mac[i], params->mac[i]);
return qed_filter_mcast_cmd(cdev, &mcast, QED_SPQ_MODE_CB, NULL);
}
static int qed_configure_filter(struct qed_dev *cdev,
struct qed_filter_params *params)
{
enum qed_filter_rx_mode_type accept_flags;
switch (params->type) {
case QED_FILTER_TYPE_UCAST:
return qed_configure_filter_ucast(cdev, &params->filter.ucast);
case QED_FILTER_TYPE_MCAST:
return qed_configure_filter_mcast(cdev, &params->filter.mcast);
case QED_FILTER_TYPE_RX_MODE:
accept_flags = params->filter.accept_flags;
return qed_configure_filter_rx_mode(cdev, accept_flags);
default:
DP_NOTICE(cdev, "Unknown filter type %d\n", (int)params->type);
return -EINVAL;
}
}
static int qed_configure_arfs_searcher(struct qed_dev *cdev, bool en_searcher)
{
struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
struct qed_arfs_config_params arfs_config_params;
memset(&arfs_config_params, 0, sizeof(arfs_config_params));
arfs_config_params.tcp = true;
arfs_config_params.udp = true;
arfs_config_params.ipv4 = true;
arfs_config_params.ipv6 = true;
arfs_config_params.arfs_enable = en_searcher;
qed_arfs_mode_configure(p_hwfn, p_hwfn->p_arfs_ptt,
&arfs_config_params);
return 0;
}
static void
qed_arfs_sp_response_handler(struct qed_hwfn *p_hwfn,
void *cookie, union event_ring_data *data,
u8 fw_return_code)
{
struct qed_common_cb_ops *op = p_hwfn->cdev->protocol_ops.common;
void *dev = p_hwfn->cdev->ops_cookie;
op->arfs_filter_op(dev, cookie, fw_return_code);
}
static int qed_ntuple_arfs_filter_config(struct qed_dev *cdev, void *cookie,
dma_addr_t mapping, u16 length,
u16 vport_id, u16 rx_queue_id,
bool add_filter)
{
struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
struct qed_spq_comp_cb cb;
int rc = -EINVAL;
cb.function = qed_arfs_sp_response_handler;
cb.cookie = cookie;
rc = qed_configure_rfs_ntuple_filter(p_hwfn, p_hwfn->p_arfs_ptt,
&cb, mapping, length, rx_queue_id,
vport_id, add_filter);
if (rc)
DP_NOTICE(p_hwfn,
"Failed to issue a-RFS filter configuration\n");
else
DP_VERBOSE(p_hwfn, NETIF_MSG_DRV,
"Successfully issued a-RFS filter configuration\n");
return rc;
}
static int qed_fp_cqe_completion(struct qed_dev *dev,
u8 rss_id, struct eth_slow_path_rx_cqe *cqe)
{
return qed_eth_cqe_completion(&dev->hwfns[rss_id % dev->num_hwfns],
cqe);
}
#ifdef CONFIG_QED_SRIOV
extern const struct qed_iov_hv_ops qed_iov_ops_pass;
#endif
#ifdef CONFIG_DCB
extern const struct qed_eth_dcbnl_ops qed_dcbnl_ops_pass;
#endif
extern const struct qed_eth_ptp_ops qed_ptp_ops_pass;
static const struct qed_eth_ops qed_eth_ops_pass = {
.common = &qed_common_ops_pass,
#ifdef CONFIG_QED_SRIOV
.iov = &qed_iov_ops_pass,
#endif
#ifdef CONFIG_DCB
.dcb = &qed_dcbnl_ops_pass,
#endif
.ptp = &qed_ptp_ops_pass,
.fill_dev_info = &qed_fill_eth_dev_info,
.register_ops = &qed_register_eth_ops,
.check_mac = &qed_check_mac,
.vport_start = &qed_start_vport,
.vport_stop = &qed_stop_vport,
.vport_update = &qed_update_vport,
.q_rx_start = &qed_start_rxq,
.q_rx_stop = &qed_stop_rxq,
.q_tx_start = &qed_start_txq,
.q_tx_stop = &qed_stop_txq,
.filter_config = &qed_configure_filter,
.fastpath_stop = &qed_fastpath_stop,
.eth_cqe_completion = &qed_fp_cqe_completion,
.get_vport_stats = &qed_get_vport_stats,
.tunn_config = &qed_tunn_configure,
.ntuple_filter_config = &qed_ntuple_arfs_filter_config,
.configure_arfs_searcher = &qed_configure_arfs_searcher,
};
const struct qed_eth_ops *qed_get_eth_ops(void)
{
return &qed_eth_ops_pass;
}
EXPORT_SYMBOL(qed_get_eth_ops);
void qed_put_eth_ops(void)
{
/* TODO - reference count for module? */
}
EXPORT_SYMBOL(qed_put_eth_ops);
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