/* 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/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

struct qed_l2_info {
        u32 queues;
        unsigned long **pp_qid_usage;

        /* The lock is meant to synchronize access to the qid usage */
        struct mutex lock;
};

int qed_l2_alloc(struct qed_hwfn *p_hwfn)
{
        struct qed_l2_info *p_l2_info;
        unsigned long **pp_qids;
        u32 i;

        if (!QED_IS_L2_PERSONALITY(p_hwfn))
                return 0;

        p_l2_info = kzalloc(sizeof(*p_l2_info), GFP_KERNEL);
        if (!p_l2_info)
                return -ENOMEM;
        p_hwfn->p_l2_info = p_l2_info;

        if (IS_PF(p_hwfn->cdev)) {
                p_l2_info->queues = RESC_NUM(p_hwfn, QED_L2_QUEUE);
        } else {
                u8 rx = 0, tx = 0;

                qed_vf_get_num_rxqs(p_hwfn, &rx);
                qed_vf_get_num_txqs(p_hwfn, &tx);

                p_l2_info->queues = max_t(u8, rx, tx);
        }

        pp_qids = kcalloc(p_l2_info->queues, sizeof(unsigned long *),
                          GFP_KERNEL);
        if (!pp_qids)
                return -ENOMEM;
        p_l2_info->pp_qid_usage = pp_qids;

        for (i = 0; i < p_l2_info->queues; i++) {
                pp_qids[i] = kzalloc(MAX_QUEUES_PER_QZONE / 8, GFP_KERNEL);
                if (!pp_qids[i])
                        return -ENOMEM;
        }

        return 0;
}

void qed_l2_setup(struct qed_hwfn *p_hwfn)
{
        if (!QED_IS_L2_PERSONALITY(p_hwfn))
                return;

        mutex_init(&p_hwfn->p_l2_info->lock);
}

void qed_l2_free(struct qed_hwfn *p_hwfn)
{
        u32 i;

        if (!QED_IS_L2_PERSONALITY(p_hwfn))
                return;

        if (!p_hwfn->p_l2_info)
                return;

        if (!p_hwfn->p_l2_info->pp_qid_usage)
                goto out_l2_info;

        /* Free until hit first uninitialized entry */
        for (i = 0; i < p_hwfn->p_l2_info->queues; i++) {
                if (!p_hwfn->p_l2_info->pp_qid_usage[i])
                        break;
                kfree(p_hwfn->p_l2_info->pp_qid_usage[i]);
        }

        kfree(p_hwfn->p_l2_info->pp_qid_usage);

out_l2_info:
        kfree(p_hwfn->p_l2_info);
        p_hwfn->p_l2_info = NULL;
}

static bool qed_eth_queue_qid_usage_add(struct qed_hwfn *p_hwfn,
                                        struct qed_queue_cid *p_cid)
{
        struct qed_l2_info *p_l2_info = p_hwfn->p_l2_info;
        u16 queue_id = p_cid->rel.queue_id;
        bool b_rc = true;
        u8 first;

        mutex_lock(&p_l2_info->lock);

        if (queue_id >= p_l2_info->queues) {
                DP_NOTICE(p_hwfn,
                          "Requested to increase usage for qzone %04x out of %08x\n",
                          queue_id, p_l2_info->queues);
                b_rc = false;
                goto out;
        }

        first = (u8)find_first_zero_bit(p_l2_info->pp_qid_usage[queue_id],
                                        MAX_QUEUES_PER_QZONE);
        if (first >= MAX_QUEUES_PER_QZONE) {
                b_rc = false;
                goto out;
        }

        __set_bit(first, p_l2_info->pp_qid_usage[queue_id]);
        p_cid->qid_usage_idx = first;

out:
        mutex_unlock(&p_l2_info->lock);
        return b_rc;
}

static void qed_eth_queue_qid_usage_del(struct qed_hwfn *p_hwfn,
                                        struct qed_queue_cid *p_cid)
{
        mutex_lock(&p_hwfn->p_l2_info->lock);

        clear_bit(p_cid->qid_usage_idx,
                  p_hwfn->p_l2_info->pp_qid_usage[p_cid->rel.queue_id]);

        mutex_unlock(&p_hwfn->p_l2_info->lock);
}

void qed_eth_queue_cid_release(struct qed_hwfn *p_hwfn,
                               struct qed_queue_cid *p_cid)
{
        bool b_legacy_vf = !!(p_cid->vf_legacy & QED_QCID_LEGACY_VF_CID);

        if (IS_PF(p_hwfn->cdev) && !b_legacy_vf)
                _qed_cxt_release_cid(p_hwfn, p_cid->cid, p_cid->vfid);

        /* For PF's VFs we maintain the index inside queue-zone in IOV */
        if (p_cid->vfid == QED_QUEUE_CID_SELF)
                qed_eth_queue_qid_usage_del(p_hwfn, p_cid);

        vfree(p_cid);
}

/* The internal is only meant to be directly called by PFs initializeing CIDs
 * for their VFs.
 */
static struct qed_queue_cid *
_qed_eth_queue_to_cid(struct qed_hwfn *p_hwfn,
                      u16 opaque_fid,
                      u32 cid,
                      struct qed_queue_start_common_params *p_params,
                      bool b_is_rx,
                      struct qed_queue_cid_vf_params *p_vf_params)
{
        struct qed_queue_cid *p_cid;
        int rc;

        p_cid = vzalloc(sizeof(*p_cid));
        if (!p_cid)
                return NULL;

        p_cid->opaque_fid = opaque_fid;
        p_cid->cid = cid;
        p_cid->p_owner = p_hwfn;

        /* Fill in parameters */
        p_cid->rel.vport_id = p_params->vport_id;
        p_cid->rel.queue_id = p_params->queue_id;
        p_cid->rel.stats_id = p_params->stats_id;
        p_cid->sb_igu_id = p_params->p_sb->igu_sb_id;
        p_cid->b_is_rx = b_is_rx;
        p_cid->sb_idx = p_params->sb_idx;

        /* Fill-in bits related to VFs' queues if information was provided */
        if (p_vf_params) {
                p_cid->vfid = p_vf_params->vfid;
                p_cid->vf_qid = p_vf_params->vf_qid;
                p_cid->vf_legacy = p_vf_params->vf_legacy;
        } else {
                p_cid->vfid = QED_QUEUE_CID_SELF;
        }

        /* 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 (p_cid->vfid == QED_QUEUE_CID_SELF) {
                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;
        }

out:
        /* VF-images have provided the qid_usage_idx on their own.
         * Otherwise, we need to allocate a unique one.
         */
        if (!p_vf_params) {
                if (!qed_eth_queue_qid_usage_add(p_hwfn, p_cid))
                        goto fail;
        } else {
                p_cid->qid_usage_idx = p_vf_params->qid_usage_idx;
        }

        DP_VERBOSE(p_hwfn,
                   QED_MSG_SP,
                   "opaque_fid: %04x CID %08x vport %02x [%02x] qzone %04x.%02x [%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->qid_usage_idx,
                   p_cid->abs.queue_id,
                   p_cid->rel.stats_id,
                   p_cid->abs.stats_id, p_cid->sb_igu_id, p_cid->sb_idx);

        return p_cid;

fail:
        vfree(p_cid);
        return NULL;
}

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,
                     bool b_is_rx,
                     struct qed_queue_cid_vf_params *p_vf_params)
{
        struct qed_queue_cid *p_cid;
        u8 vfid = QED_CXT_PF_CID;
        bool b_legacy_vf = false;
        u32 cid = 0;

        /* In case of legacy VFs, The CID can be derived from the additional
         * VF parameters - the VF assumes queue X uses CID X, so we can simply
         * use the vf_qid for this purpose as well.
         */
        if (p_vf_params) {
                vfid = p_vf_params->vfid;

                if (p_vf_params->vf_legacy & QED_QCID_LEGACY_VF_CID) {
                        b_legacy_vf = true;
                        cid = p_vf_params->vf_qid;
                }
        }

        /* 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) && !b_legacy_vf) {
                if (_qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH,
                                         &cid, vfid)) {
                        DP_NOTICE(p_hwfn, "Failed to acquire cid\n");
                        return NULL;
                }
        }

        p_cid = _qed_eth_queue_to_cid(p_hwfn, opaque_fid, cid,
                                      p_params, b_is_rx, p_vf_params);
        if (!p_cid && IS_PF(p_hwfn->cdev) && !b_legacy_vf)
                _qed_cxt_release_cid(p_hwfn, cid, vfid);

        return p_cid;
}

static struct qed_queue_cid *
qed_eth_queue_to_cid_pf(struct qed_hwfn *p_hwfn,
                        u16 opaque_fid,
                        bool b_is_rx,
                        struct qed_queue_start_common_params *p_params)
{
        return qed_eth_queue_to_cid(p_hwfn, opaque_fid, p_params, b_is_rx,
                                    NULL);
}

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;
        u16 rx_mode = 0;
        int 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 = 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));

                SET_FIELD(state, ETH_VPORT_RX_MODE_ACCEPT_ANY_VNI,
                          !!(accept_filter & QED_ACCEPT_ANY_VNI));

                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_UCAST_ACCEPT_ALL,
                          (!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) &&
                           !!(accept_filter & QED_ACCEPT_UCAST_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 = 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) {
                qed_sp_destroy_request(p_hwfn, p_ent);
                return rc;
        }

        if (p_params->update_ctl_frame_check) {
                p_cmn->ctl_frame_mac_check_en = p_params->mac_chk_en;
                p_cmn->ctl_frame_ethtype_check_en = p_params->ethtype_chk_en;
        }

        /* 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->sb_igu_id);

        /* 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->sb_igu_id);
        p_ramrod->sb_index = p_cid->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->vfid != QED_QUEUE_CID_SELF) {
                bool b_legacy_vf = !!(p_cid->vf_legacy &
                                      QED_QCID_LEGACY_VF_RX_PROD);

                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",
                           b_legacy_vf ? " [legacy]" : "", p_cid->vf_qid);
                p_ramrod->vf_rx_prod_use_zone_a = 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_pf(p_hwfn, opaque_fid, true, 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->vfid == QED_QUEUE_CID_SELF) &&
                                      !b_eq_completion_only) ||
                                     b_cqe_completion;
        p_ramrod->complete_event_flg = (p_cid->vfid != QED_QUEUE_CID_SELF) ||
                                       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->sb_igu_id);
        p_ramrod->sb_index = p_cid->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_pf(p_hwfn, opaque_fid, false, 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 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);
                        qed_sp_destroy_request(p_hwfn, *pp_ent);
                        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)
{
        struct vport_update_ramrod_data *p_ramrod = NULL;
        u32 bins[ETH_MULTICAST_MAC_BINS_IN_REGS];
        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(bins));
        /* 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, nbits;

                        bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
                        nbits = sizeof(u32) * BITS_PER_BYTE;
                        bins[bit / nbits] |= 1 << (bit % nbits);
                }

                /* Convert to correct endianity */
                for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) {
                        struct vport_update_ramrod_mcast *p_ramrod_bins;

                        p_ramrod_bins = &p_ramrod->approx_mcast;
                        p_ramrod_bins->bins[i] = cpu_to_le32(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 noinline_for_stack 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 noinline_for_stack 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);
        p_stats->common.gft_filter_drop +=
                HILO_64_REGPAIR(tstats.eth_gft_drop_pkt);
}

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 noinline_for_stack
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 noinline_for_stack 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 noinline_for_stack 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;
        }

        p_common->link_change_count = qed_rd(p_hwfn, p_ptt,
                                             p_hwfn->mcp_info->port_addr +
                                             offsetof(struct public_port,
                                                      link_change_count));
}

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;
                bool b_get_port_stats;

                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;
                }

                b_get_port_stats = IS_PF(cdev) && IS_LEAD_HWFN(p_hwfn);
                __qed_get_vport_stats(p_hwfn, p_ptt, stats, fw_vport,
                                      b_get_port_stats);

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.
         * Link change stat is maintained by MFW, return its value as is.
         */
        if (!cdev->reset_stats) {
                DP_INFO(cdev, "Reset stats not allocated\n");
        } else {
                _qed_get_vport_stats(cdev, cdev->reset_stats);
                cdev->reset_stats->common.link_change_count = 0;
        }
}

static enum gft_profile_type
qed_arfs_mode_to_hsi(enum qed_filter_config_mode mode)
{
        if (mode == QED_FILTER_CONFIG_MODE_5_TUPLE)
                return GFT_PROFILE_TYPE_4_TUPLE;
        if (mode == QED_FILTER_CONFIG_MODE_IP_DEST)
                return GFT_PROFILE_TYPE_IP_DST_ADDR;
        if (mode == QED_FILTER_CONFIG_MODE_IP_SRC)
                return GFT_PROFILE_TYPE_IP_SRC_ADDR;
        return GFT_PROFILE_TYPE_L4_DST_PORT;
}

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->mode != QED_FILTER_CONFIG_MODE_DISABLE) {
                qed_gft_config(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,
                               qed_arfs_mode_to_hsi(p_cfg_params->mode));
                DP_VERBOSE(p_hwfn,
                           QED_MSG_SP,
                           "Configured Filtering: tcp = %s, udp = %s, ipv4 = %s, ipv6 =%s mode=%08x\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",
                           (u32)p_cfg_params->mode);
        } else {
                DP_VERBOSE(p_hwfn, QED_MSG_SP, "Disabled Filtering\n");
                qed_gft_disable(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
        }
}

int
qed_configure_rfs_ntuple_filter(struct qed_hwfn *p_hwfn,
                                struct qed_spq_comp_cb *p_cb,
                                struct qed_ntuple_filter_params *p_params)
{
        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;

        /* 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_params->addr);
        p_ramrod->pkt_hdr_length = cpu_to_le16(p_params->length);

        if (p_params->b_is_drop) {
                p_ramrod->vport_id = cpu_to_le16(ETH_GFT_TRASHCAN_VPORT);
        } else {
                rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
                if (rc)
                        goto err;

                if (p_params->qid != QED_RFS_NTUPLE_QID_RSS) {
                        rc = qed_fw_l2_queue(p_hwfn, p_params->qid,
                                             &abs_rx_q_id);
                        if (rc)
                                goto err;

                        p_ramrod->rx_qid_valid = 1;
                        p_ramrod->rx_qid = cpu_to_le16(abs_rx_q_id);
                }

                p_ramrod->vport_id = cpu_to_le16((u16)abs_vport_id);
        }

        p_ramrod->flow_id_valid = 0;
        p_ramrod->flow_id = 0;
        p_ramrod->filter_action = p_params->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,
                   p_params->b_is_add ? "Adding" : "Removing",
                   (u64)p_params->addr, p_params->length);

        return qed_spq_post(p_hwfn, p_ent, NULL);

err:
        qed_sp_destroy_request(p_hwfn, p_ent);
        return rc;
}

int qed_get_rxq_coalesce(struct qed_hwfn *p_hwfn,
                         struct qed_ptt *p_ptt,
                         struct qed_queue_cid *p_cid, u16 *p_rx_coal)
{
        u32 coalesce, address, is_valid;
        struct cau_sb_entry sb_entry;
        u8 timer_res;
        int rc;

        rc = qed_dmae_grc2host(p_hwfn, p_ptt, CAU_REG_SB_VAR_MEMORY +
                               p_cid->sb_igu_id * sizeof(u64),
                               (u64)(uintptr_t)&sb_entry, 2, NULL);
        if (rc) {
                DP_ERR(p_hwfn, "dmae_grc2host failed %d\n", rc);
                return rc;
        }

        timer_res = GET_FIELD(sb_entry.params, CAU_SB_ENTRY_TIMER_RES0);

        address = BAR0_MAP_REG_USDM_RAM +
                  USTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
        coalesce = qed_rd(p_hwfn, p_ptt, address);

        is_valid = GET_FIELD(coalesce, COALESCING_TIMESET_VALID);
        if (!is_valid)
                return -EINVAL;

        coalesce = GET_FIELD(coalesce, COALESCING_TIMESET_TIMESET);
        *p_rx_coal = (u16)(coalesce << timer_res);

        return 0;
}

int qed_get_txq_coalesce(struct qed_hwfn *p_hwfn,
                         struct qed_ptt *p_ptt,
                         struct qed_queue_cid *p_cid, u16 *p_tx_coal)
{
        u32 coalesce, address, is_valid;
        struct cau_sb_entry sb_entry;
        u8 timer_res;
        int rc;

        rc = qed_dmae_grc2host(p_hwfn, p_ptt, CAU_REG_SB_VAR_MEMORY +
                               p_cid->sb_igu_id * sizeof(u64),
                               (u64)(uintptr_t)&sb_entry, 2, NULL);
        if (rc) {
                DP_ERR(p_hwfn, "dmae_grc2host failed %d\n", rc);
                return rc;
        }

        timer_res = GET_FIELD(sb_entry.params, CAU_SB_ENTRY_TIMER_RES1);

        address = BAR0_MAP_REG_XSDM_RAM +
                  XSTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
        coalesce = qed_rd(p_hwfn, p_ptt, address);

        is_valid = GET_FIELD(coalesce, COALESCING_TIMESET_VALID);
        if (!is_valid)
                return -EINVAL;

        coalesce = GET_FIELD(coalesce, COALESCING_TIMESET_TIMESET);
        *p_tx_coal = (u16)(coalesce << timer_res);

        return 0;
}

int qed_get_queue_coalesce(struct qed_hwfn *p_hwfn, u16 *p_coal, void *handle)
{
        struct qed_queue_cid *p_cid = handle;
        struct qed_ptt *p_ptt;
        int rc = 0;

        if (IS_VF(p_hwfn->cdev)) {
                rc = qed_vf_pf_get_coalesce(p_hwfn, p_coal, p_cid);
                if (rc)
                        DP_NOTICE(p_hwfn, "Unable to read queue coalescing\n");

                return rc;
        }

        p_ptt = qed_ptt_acquire(p_hwfn);
        if (!p_ptt)
                return -EAGAIN;

        if (p_cid->b_is_rx) {
                rc = qed_get_rxq_coalesce(p_hwfn, p_ptt, p_cid, p_coal);
                if (rc)
                        goto out;
        } else {
                rc = qed_get_txq_coalesce(p_hwfn, p_ptt, p_cid, p_coal);
                if (rc)
                        goto out;
        }

out:
        qed_ptt_release(p_hwfn, p_ptt);

        return rc;
}

static int qed_fill_eth_dev_info(struct qed_dev *cdev,
                                 struct qed_dev_eth_info *info)
{
        struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
        int i;

        memset(info, 0, sizeof(*info));

        if (IS_PF(cdev)) {
                int max_vf_vlan_filters = 0;
                int max_vf_mac_filters = 0;

                info->num_tc = p_hwfn->hw_info.num_hw_tc;

                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, xdp, tcs] 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;
                                cids /= (2 + info->num_tc);
                                num_queues += min_t(u16, l2_queues, cids);
                        }

                        /* 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);

                info->xdp_supported = true;
        } else {
                u16 total_cids = 0;

                info->num_tc = 1;

                /* Determine queues &  XDP support */
                for_each_hwfn(cdev, i) {
                        struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
                        u8 queues, cids;

                        qed_vf_get_num_cids(p_hwfn, &cids);
                        qed_vf_get_num_rxqs(p_hwfn, &queues);
                        info->num_queues += queues;
                        total_cids += cids;
                }

                /* Enable VF XDP in case PF guarntees sufficient connections */
                if (total_cids >= info->num_queues * 3)
                        info->xdp_supported = true;

                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(array_size(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 igu %d\n",
                   p_params->queue_id, rss_num, p_params->vport_id,
                   p_params->p_sb->igu_sb_id);

        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, p_params->tc,
                                    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 igu %d\n",
                   p_params->queue_id, rss_num, p_params->vport_id,
                   p_params->p_sb->igu_sb_id);

        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_ptt *p_ptt;
                struct qed_tunnel_info *tun;

                tun = &hwfn->cdev->tunnel;
                if (IS_PF(cdev)) {
                        p_ptt = qed_ptt_acquire(hwfn);
                        if (!p_ptt)
                                return -EAGAIN;
                } else {
                        p_ptt = NULL;
                }

                rc = qed_sp_pf_update_tunn_cfg(hwfn, p_ptt, &tunn_info,
                                               QED_SPQ_MODE_EBLOCK, NULL);
                if (rc) {
                        if (IS_PF(cdev))
                                qed_ptt_release(hwfn, p_ptt);
                        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);
                }
                if (IS_PF(cdev))
                        qed_ptt_release(hwfn, p_ptt);
        }

        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_UCAST_UNMATCHED |
                                                 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,
                                       enum qed_filter_config_mode mode)
{
        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.mode = mode;
        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,
                              struct qed_ntuple_filter_params *params)
{
        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;

        if (params->b_is_vf) {
                if (!qed_iov_is_valid_vfid(p_hwfn, params->vf_id, false,
                                           false)) {
                        DP_INFO(p_hwfn, "vfid 0x%02x is out of bounds\n",
                                params->vf_id);
                        return rc;
                }

                params->vport_id = params->vf_id + 1;
                params->qid = QED_RFS_NTUPLE_QID_RSS;
        }

        rc = qed_configure_rfs_ntuple_filter(p_hwfn, &cb, params);
        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_get_coalesce(struct qed_dev *cdev, u16 *coal, void *handle)
{
        struct qed_queue_cid *p_cid = handle;
        struct qed_hwfn *p_hwfn;
        int rc;

        p_hwfn = p_cid->p_owner;
        rc = qed_get_queue_coalesce(p_hwfn, coal, handle);
        if (rc)
                DP_VERBOSE(cdev, QED_MSG_DEBUG,
                           "Unable to read queue coalescing\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);
}

static int qed_req_bulletin_update_mac(struct qed_dev *cdev, u8 *mac)
{
        int i, ret;

        if (IS_PF(cdev))
                return 0;

        for_each_hwfn(cdev, i) {
                struct qed_hwfn *p_hwfn = &cdev->hwfns[i];

                ret = qed_vf_pf_bulletin_update_mac(p_hwfn, mac);
                if (ret)
                        return ret;
        }

        return 0;
}

#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,
        .get_coalesce = &qed_get_coalesce,
        .req_bulletin_update_mac = &qed_req_bulletin_update_mac,
};

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);