aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c586
1 files changed, 586 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
new file mode 100644
index 000000000000..d17c24227900
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
@@ -0,0 +1,586 @@
+/*
+ * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
+ *
+ * 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/mlx5/fs.h>
+#include "en.h"
+
+struct mlx5e_ethtool_rule {
+ struct list_head list;
+ struct ethtool_rx_flow_spec flow_spec;
+ struct mlx5_flow_rule *rule;
+ struct mlx5e_ethtool_table *eth_ft;
+};
+
+static void put_flow_table(struct mlx5e_ethtool_table *eth_ft)
+{
+ if (!--eth_ft->num_rules) {
+ mlx5_destroy_flow_table(eth_ft->ft);
+ eth_ft->ft = NULL;
+ }
+}
+
+#define MLX5E_ETHTOOL_L3_L4_PRIO 0
+#define MLX5E_ETHTOOL_L2_PRIO (MLX5E_ETHTOOL_L3_L4_PRIO + ETHTOOL_NUM_L3_L4_FTS)
+#define MLX5E_ETHTOOL_NUM_ENTRIES 64000
+#define MLX5E_ETHTOOL_NUM_GROUPS 10
+static struct mlx5e_ethtool_table *get_flow_table(struct mlx5e_priv *priv,
+ struct ethtool_rx_flow_spec *fs,
+ int num_tuples)
+{
+ struct mlx5e_ethtool_table *eth_ft;
+ struct mlx5_flow_namespace *ns;
+ struct mlx5_flow_table *ft;
+ int max_tuples;
+ int table_size;
+ int prio;
+
+ switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
+ case TCP_V4_FLOW:
+ case UDP_V4_FLOW:
+ max_tuples = ETHTOOL_NUM_L3_L4_FTS;
+ prio = MLX5E_ETHTOOL_L3_L4_PRIO + (max_tuples - num_tuples);
+ eth_ft = &priv->fs.ethtool.l3_l4_ft[prio];
+ break;
+ case IP_USER_FLOW:
+ max_tuples = ETHTOOL_NUM_L3_L4_FTS;
+ prio = MLX5E_ETHTOOL_L3_L4_PRIO + (max_tuples - num_tuples);
+ eth_ft = &priv->fs.ethtool.l3_l4_ft[prio];
+ break;
+ case ETHER_FLOW:
+ max_tuples = ETHTOOL_NUM_L2_FTS;
+ prio = max_tuples - num_tuples;
+ eth_ft = &priv->fs.ethtool.l2_ft[prio];
+ prio += MLX5E_ETHTOOL_L2_PRIO;
+ break;
+ default:
+ return ERR_PTR(-EINVAL);
+ }
+
+ eth_ft->num_rules++;
+ if (eth_ft->ft)
+ return eth_ft;
+
+ ns = mlx5_get_flow_namespace(priv->mdev,
+ MLX5_FLOW_NAMESPACE_ETHTOOL);
+ if (!ns)
+ return ERR_PTR(-ENOTSUPP);
+
+ table_size = min_t(u32, BIT(MLX5_CAP_FLOWTABLE(priv->mdev,
+ flow_table_properties_nic_receive.log_max_ft_size)),
+ MLX5E_ETHTOOL_NUM_ENTRIES);
+ ft = mlx5_create_auto_grouped_flow_table(ns, prio,
+ table_size,
+ MLX5E_ETHTOOL_NUM_GROUPS, 0);
+ if (IS_ERR(ft))
+ return (void *)ft;
+
+ eth_ft->ft = ft;
+ return eth_ft;
+}
+
+static void mask_spec(u8 *mask, u8 *val, size_t size)
+{
+ unsigned int i;
+
+ for (i = 0; i < size; i++, mask++, val++)
+ *((u8 *)val) = *((u8 *)mask) & *((u8 *)val);
+}
+
+static void set_ips(void *outer_headers_v, void *outer_headers_c, __be32 ip4src_m,
+ __be32 ip4src_v, __be32 ip4dst_m, __be32 ip4dst_v)
+{
+ if (ip4src_m) {
+ memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v,
+ src_ipv4_src_ipv6.ipv4_layout.ipv4),
+ &ip4src_v, sizeof(ip4src_v));
+ memset(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c,
+ src_ipv4_src_ipv6.ipv4_layout.ipv4),
+ 0xff, sizeof(ip4src_m));
+ }
+ if (ip4dst_m) {
+ memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v,
+ dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
+ &ip4dst_v, sizeof(ip4dst_v));
+ memset(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c,
+ dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
+ 0xff, sizeof(ip4dst_m));
+ }
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
+ ethertype, ETH_P_IP);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
+ ethertype, 0xffff);
+}
+
+static int set_flow_attrs(u32 *match_c, u32 *match_v,
+ struct ethtool_rx_flow_spec *fs)
+{
+ void *outer_headers_c = MLX5_ADDR_OF(fte_match_param, match_c,
+ outer_headers);
+ void *outer_headers_v = MLX5_ADDR_OF(fte_match_param, match_v,
+ outer_headers);
+ u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
+ struct ethtool_tcpip4_spec *l4_mask;
+ struct ethtool_tcpip4_spec *l4_val;
+ struct ethtool_usrip4_spec *l3_mask;
+ struct ethtool_usrip4_spec *l3_val;
+ struct ethhdr *eth_val;
+ struct ethhdr *eth_mask;
+
+ switch (flow_type) {
+ case TCP_V4_FLOW:
+ l4_mask = &fs->m_u.tcp_ip4_spec;
+ l4_val = &fs->h_u.tcp_ip4_spec;
+ set_ips(outer_headers_v, outer_headers_c, l4_mask->ip4src,
+ l4_val->ip4src, l4_mask->ip4dst, l4_val->ip4dst);
+
+ if (l4_mask->psrc) {
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_sport,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_sport,
+ ntohs(l4_val->psrc));
+ }
+ if (l4_mask->pdst) {
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_dport,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_dport,
+ ntohs(l4_val->pdst));
+ }
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol,
+ IPPROTO_TCP);
+ break;
+ case UDP_V4_FLOW:
+ l4_mask = &fs->m_u.tcp_ip4_spec;
+ l4_val = &fs->h_u.tcp_ip4_spec;
+ set_ips(outer_headers_v, outer_headers_c, l4_mask->ip4src,
+ l4_val->ip4src, l4_mask->ip4dst, l4_val->ip4dst);
+
+ if (l4_mask->psrc) {
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_sport,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_sport,
+ ntohs(l4_val->psrc));
+ }
+ if (l4_mask->pdst) {
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_dport,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_dport,
+ ntohs(l4_val->pdst));
+ }
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol,
+ 0xffff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol,
+ IPPROTO_UDP);
+ break;
+ case IP_USER_FLOW:
+ l3_mask = &fs->m_u.usr_ip4_spec;
+ l3_val = &fs->h_u.usr_ip4_spec;
+ set_ips(outer_headers_v, outer_headers_c, l3_mask->ip4src,
+ l3_val->ip4src, l3_mask->ip4dst, l3_val->ip4dst);
+ break;
+ case ETHER_FLOW:
+ eth_mask = &fs->m_u.ether_spec;
+ eth_val = &fs->h_u.ether_spec;
+
+ mask_spec((u8 *)eth_mask, (u8 *)eth_val, sizeof(*eth_mask));
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_c, smac_47_16),
+ eth_mask->h_source);
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_v, smac_47_16),
+ eth_val->h_source);
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_c, dmac_47_16),
+ eth_mask->h_dest);
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_v, dmac_47_16),
+ eth_val->h_dest);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ethertype,
+ ntohs(eth_mask->h_proto));
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ethertype,
+ ntohs(eth_val->h_proto));
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if ((fs->flow_type & FLOW_EXT) &&
+ (fs->m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) {
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
+ vlan_tag, 1);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
+ vlan_tag, 1);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
+ first_vid, 0xfff);
+ MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
+ first_vid, ntohs(fs->h_ext.vlan_tci));
+ }
+ if (fs->flow_type & FLOW_MAC_EXT &&
+ !is_zero_ether_addr(fs->m_ext.h_dest)) {
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_c, dmac_47_16),
+ fs->m_ext.h_dest);
+ ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
+ outer_headers_v, dmac_47_16),
+ fs->h_ext.h_dest);
+ }
+
+ return 0;
+}
+
+static void add_rule_to_list(struct mlx5e_priv *priv,
+ struct mlx5e_ethtool_rule *rule)
+{
+ struct mlx5e_ethtool_rule *iter;
+ struct list_head *head = &priv->fs.ethtool.rules;
+
+ list_for_each_entry(iter, &priv->fs.ethtool.rules, list) {
+ if (iter->flow_spec.location > rule->flow_spec.location)
+ break;
+ head = &iter->list;
+ }
+ priv->fs.ethtool.tot_num_rules++;
+ list_add(&rule->list, head);
+}
+
+static bool outer_header_zero(u32 *match_criteria)
+{
+ int size = MLX5_ST_SZ_BYTES(fte_match_param);
+ char *outer_headers_c = MLX5_ADDR_OF(fte_match_param, match_criteria,
+ outer_headers);
+
+ return outer_headers_c[0] == 0 && !memcmp(outer_headers_c,
+ outer_headers_c + 1,
+ size - 1);
+}
+
+static struct mlx5_flow_rule *add_ethtool_flow_rule(struct mlx5e_priv *priv,
+ struct mlx5_flow_table *ft,
+ struct ethtool_rx_flow_spec *fs)
+{
+ struct mlx5_flow_destination *dst = NULL;
+ struct mlx5_flow_spec *spec;
+ struct mlx5_flow_rule *rule;
+ int err = 0;
+ u32 action;
+
+ spec = mlx5_vzalloc(sizeof(*spec));
+ if (!spec)
+ return ERR_PTR(-ENOMEM);
+ err = set_flow_attrs(spec->match_criteria, spec->match_value,
+ fs);
+ if (err)
+ goto free;
+
+ if (fs->ring_cookie == RX_CLS_FLOW_DISC) {
+ action = MLX5_FLOW_CONTEXT_ACTION_DROP;
+ } else {
+ dst = kzalloc(sizeof(*dst), GFP_KERNEL);
+ if (!dst) {
+ err = -ENOMEM;
+ goto free;
+ }
+
+ dst->type = MLX5_FLOW_DESTINATION_TYPE_TIR;
+ dst->tir_num = priv->direct_tir[fs->ring_cookie].tirn;
+ action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
+ }
+
+ spec->match_criteria_enable = (!outer_header_zero(spec->match_criteria));
+ rule = mlx5_add_flow_rule(ft, spec, action,
+ MLX5_FS_DEFAULT_FLOW_TAG, dst);
+ if (IS_ERR(rule)) {
+ err = PTR_ERR(rule);
+ netdev_err(priv->netdev, "%s: failed to add ethtool steering rule: %d\n",
+ __func__, err);
+ goto free;
+ }
+free:
+ kvfree(spec);
+ kfree(dst);
+ return err ? ERR_PTR(err) : rule;
+}
+
+static void del_ethtool_rule(struct mlx5e_priv *priv,
+ struct mlx5e_ethtool_rule *eth_rule)
+{
+ if (eth_rule->rule)
+ mlx5_del_flow_rule(eth_rule->rule);
+ list_del(&eth_rule->list);
+ priv->fs.ethtool.tot_num_rules--;
+ put_flow_table(eth_rule->eth_ft);
+ kfree(eth_rule);
+}
+
+static struct mlx5e_ethtool_rule *find_ethtool_rule(struct mlx5e_priv *priv,
+ int location)
+{
+ struct mlx5e_ethtool_rule *iter;
+
+ list_for_each_entry(iter, &priv->fs.ethtool.rules, list) {
+ if (iter->flow_spec.location == location)
+ return iter;
+ }
+ return NULL;
+}
+
+static struct mlx5e_ethtool_rule *get_ethtool_rule(struct mlx5e_priv *priv,
+ int location)
+{
+ struct mlx5e_ethtool_rule *eth_rule;
+
+ eth_rule = find_ethtool_rule(priv, location);
+ if (eth_rule)
+ del_ethtool_rule(priv, eth_rule);
+
+ eth_rule = kzalloc(sizeof(*eth_rule), GFP_KERNEL);
+ if (!eth_rule)
+ return ERR_PTR(-ENOMEM);
+
+ add_rule_to_list(priv, eth_rule);
+ return eth_rule;
+}
+
+#define MAX_NUM_OF_ETHTOOL_RULES BIT(10)
+
+#define all_ones(field) (field == (__force typeof(field))-1)
+#define all_zeros_or_all_ones(field) \
+ ((field) == 0 || (field) == (__force typeof(field))-1)
+
+static int validate_flow(struct mlx5e_priv *priv,
+ struct ethtool_rx_flow_spec *fs)
+{
+ struct ethtool_tcpip4_spec *l4_mask;
+ struct ethtool_usrip4_spec *l3_mask;
+ struct ethhdr *eth_mask;
+ int num_tuples = 0;
+
+ if (fs->location >= MAX_NUM_OF_ETHTOOL_RULES)
+ return -EINVAL;
+
+ if (fs->ring_cookie >= priv->params.num_channels &&
+ fs->ring_cookie != RX_CLS_FLOW_DISC)
+ return -EINVAL;
+
+ switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
+ case ETHER_FLOW:
+ eth_mask = &fs->m_u.ether_spec;
+ if (!is_zero_ether_addr(eth_mask->h_dest))
+ num_tuples++;
+ if (!is_zero_ether_addr(eth_mask->h_source))
+ num_tuples++;
+ if (eth_mask->h_proto)
+ num_tuples++;
+ break;
+ case TCP_V4_FLOW:
+ case UDP_V4_FLOW:
+ if (fs->m_u.tcp_ip4_spec.tos)
+ return -EINVAL;
+ l4_mask = &fs->m_u.tcp_ip4_spec;
+ if (l4_mask->ip4src) {
+ if (!all_ones(l4_mask->ip4src))
+ return -EINVAL;
+ num_tuples++;
+ }
+ if (l4_mask->ip4dst) {
+ if (!all_ones(l4_mask->ip4dst))
+ return -EINVAL;
+ num_tuples++;
+ }
+ if (l4_mask->psrc) {
+ if (!all_ones(l4_mask->psrc))
+ return -EINVAL;
+ num_tuples++;
+ }
+ if (l4_mask->pdst) {
+ if (!all_ones(l4_mask->pdst))
+ return -EINVAL;
+ num_tuples++;
+ }
+ /* Flow is TCP/UDP */
+ num_tuples++;
+ break;
+ case IP_USER_FLOW:
+ l3_mask = &fs->m_u.usr_ip4_spec;
+ if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto ||
+ fs->h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4)
+ return -EINVAL;
+ if (l3_mask->ip4src) {
+ if (!all_ones(l3_mask->ip4src))
+ return -EINVAL;
+ num_tuples++;
+ }
+ if (l3_mask->ip4dst) {
+ if (!all_ones(l3_mask->ip4dst))
+ return -EINVAL;
+ num_tuples++;
+ }
+ /* Flow is IPv4 */
+ num_tuples++;
+ break;
+ default:
+ return -EINVAL;
+ }
+ if ((fs->flow_type & FLOW_EXT)) {
+ if (fs->m_ext.vlan_etype ||
+ (fs->m_ext.vlan_tci != cpu_to_be16(VLAN_VID_MASK)))
+ return -EINVAL;
+
+ if (fs->m_ext.vlan_tci) {
+ if (be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID)
+ return -EINVAL;
+ }
+ num_tuples++;
+ }
+
+ if (fs->flow_type & FLOW_MAC_EXT &&
+ !is_zero_ether_addr(fs->m_ext.h_dest))
+ num_tuples++;
+
+ return num_tuples;
+}
+
+int mlx5e_ethtool_flow_replace(struct mlx5e_priv *priv,
+ struct ethtool_rx_flow_spec *fs)
+{
+ struct mlx5e_ethtool_table *eth_ft;
+ struct mlx5e_ethtool_rule *eth_rule;
+ struct mlx5_flow_rule *rule;
+ int num_tuples;
+ int err;
+
+ num_tuples = validate_flow(priv, fs);
+ if (num_tuples <= 0) {
+ netdev_warn(priv->netdev, "%s: flow is not valid\n", __func__);
+ return -EINVAL;
+ }
+
+ eth_ft = get_flow_table(priv, fs, num_tuples);
+ if (IS_ERR(eth_ft))
+ return PTR_ERR(eth_ft);
+
+ eth_rule = get_ethtool_rule(priv, fs->location);
+ if (IS_ERR(eth_rule)) {
+ put_flow_table(eth_ft);
+ return PTR_ERR(eth_rule);
+ }
+
+ eth_rule->flow_spec = *fs;
+ eth_rule->eth_ft = eth_ft;
+ if (!eth_ft->ft) {
+ err = -EINVAL;
+ goto del_ethtool_rule;
+ }
+ rule = add_ethtool_flow_rule(priv, eth_ft->ft, fs);
+ if (IS_ERR(rule)) {
+ err = PTR_ERR(rule);
+ goto del_ethtool_rule;
+ }
+
+ eth_rule->rule = rule;
+
+ return 0;
+
+del_ethtool_rule:
+ del_ethtool_rule(priv, eth_rule);
+
+ return err;
+}
+
+int mlx5e_ethtool_flow_remove(struct mlx5e_priv *priv,
+ int location)
+{
+ struct mlx5e_ethtool_rule *eth_rule;
+ int err = 0;
+
+ if (location >= MAX_NUM_OF_ETHTOOL_RULES)
+ return -ENOSPC;
+
+ eth_rule = find_ethtool_rule(priv, location);
+ if (!eth_rule) {
+ err = -ENOENT;
+ goto out;
+ }
+
+ del_ethtool_rule(priv, eth_rule);
+out:
+ return err;
+}
+
+int mlx5e_ethtool_get_flow(struct mlx5e_priv *priv, struct ethtool_rxnfc *info,
+ int location)
+{
+ struct mlx5e_ethtool_rule *eth_rule;
+
+ if (location < 0 || location >= MAX_NUM_OF_ETHTOOL_RULES)
+ return -EINVAL;
+
+ list_for_each_entry(eth_rule, &priv->fs.ethtool.rules, list) {
+ if (eth_rule->flow_spec.location == location) {
+ info->fs = eth_rule->flow_spec;
+ return 0;
+ }
+ }
+
+ return -ENOENT;
+}
+
+int mlx5e_ethtool_get_all_flows(struct mlx5e_priv *priv, struct ethtool_rxnfc *info,
+ u32 *rule_locs)
+{
+ int location = 0;
+ int idx = 0;
+ int err = 0;
+
+ while ((!err || err == -ENOENT) && idx < info->rule_cnt) {
+ err = mlx5e_ethtool_get_flow(priv, info, location);
+ if (!err)
+ rule_locs[idx++] = location;
+ location++;
+ }
+ return err;
+}
+
+void mlx5e_ethtool_cleanup_steering(struct mlx5e_priv *priv)
+{
+ struct mlx5e_ethtool_rule *iter;
+ struct mlx5e_ethtool_rule *temp;
+
+ list_for_each_entry_safe(iter, temp, &priv->fs.ethtool.rules, list)
+ del_ethtool_rule(priv, iter);
+}
+
+void mlx5e_ethtool_init_steering(struct mlx5e_priv *priv)
+{
+ INIT_LIST_HEAD(&priv->fs.ethtool.rules);
+}