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qed_l2.c
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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
/* QLogic qed NIC Driver
* Copyright (c) 2015-2017 QLogic Corporation
* Copyright (c) 2019-2020 Marvell International Ltd.
*/
#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_dcbx.h"
#include "qed_dev_api.h"
#include <linux/qed/qed_eth_if.h>
#include "qed_hsi.h"
#include "qed_iro_hsi.h"
#include "qed_hw.h"
#include "qed_int.h"
#include "qed_l2.h"
#include "qed_mcp.h"
#include "qed_ptp.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 eth_vport_tpa_param *tpa_param;
struct qed_spq_entry *p_ent = NULL;
struct qed_sp_init_data init_data;
u16 min_size, rx_mode = 0;
u8 abs_vport_id = 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 */
tpa_param = &p_ramrod->tpa_param;
memset(tpa_param, 0, sizeof(*tpa_param));
tpa_param->max_buff_num = p_params->max_buffers_per_cqe;
switch (p_params->tpa_mode) {
case QED_TPA_MODE_GRO:
min_size = p_params->mtu / 2;
tpa_param->tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
tpa_param->tpa_max_size = cpu_to_le16(U16_MAX);
tpa_param->tpa_min_size_to_cont = cpu_to_le16(min_size);
tpa_param->tpa_min_size_to_start = cpu_to_le16(min_size);
tpa_param->tpa_ipv4_en_flg = 1;
tpa_param->tpa_ipv6_en_flg = 1;
tpa_param->tpa_pkt_split_flg = 1;
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,
const struct qed_sge_tpa_params *param)
{
struct eth_vport_tpa_param *tpa;
if (!param) {
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 = param->update_tpa_en_flg;
tpa = &p_ramrod->tpa_param;
tpa->tpa_ipv4_en_flg = param->tpa_ipv4_en_flg;
tpa->tpa_ipv6_en_flg = param->tpa_ipv6_en_flg;
tpa->tpa_ipv4_tunn_en_flg = param->tpa_ipv4_tunn_en_flg;
tpa->tpa_ipv6_tunn_en_flg = param->tpa_ipv6_tunn_en_flg;
p_ramrod->common.update_tpa_param_flg = param->update_tpa_param_flg;
tpa->max_buff_num = param->max_buffers_per_cqe;
tpa->tpa_pkt_split_flg = param->tpa_pkt_split_flg;
tpa->tpa_hdr_data_split_flg = param->tpa_hdr_data_split_flg;
tpa->tpa_gro_consistent_flg = param->tpa_gro_consistent_flg;
tpa->tpa_max_aggs_num = param->tpa_max_aggs_num;
tpa->tpa_max_size = cpu_to_le16(param->tpa_max_size);
tpa->tpa_min_size_to_start = cpu_to_le16(param->tpa_min_size_to_start);
tpa->tpa_min_size_to_cont = cpu_to_le16(param->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 = (u8 __iomem *)
p_hwfn->regview +
GET_GTT_REG_ADDR(GTT_BAR0_MAP_REG_MSDM_RAM,
MSTORM_ETH_PF_PRODS, 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;