2 * Copyright (c) 2007 Mellanox Technologies. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 #include <linux/kernel.h>
35 #include <linux/ethtool.h>
36 #include <linux/netdevice.h>
41 #define EN_ETHTOOL_QP_ATTACH (1ull << 63)
42 #define EN_ETHTOOL_MAC_MASK 0xffffffffffffULL
43 #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff)
44 #define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff)
47 mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
49 struct mlx4_en_priv *priv = netdev_priv(dev);
50 struct mlx4_en_dev *mdev = priv->mdev;
52 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
53 strlcpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")",
54 sizeof(drvinfo->version));
55 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
57 (u16) (mdev->dev->caps.fw_ver >> 32),
58 (u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff),
59 (u16) (mdev->dev->caps.fw_ver & 0xffff));
60 strlcpy(drvinfo->bus_info, pci_name(mdev->dev->pdev),
61 sizeof(drvinfo->bus_info));
63 drvinfo->regdump_len = 0;
64 drvinfo->eedump_len = 0;
67 static const char main_strings[][ETH_GSTRING_LEN] = {
68 "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
69 "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
70 "rx_length_errors", "rx_over_errors", "rx_crc_errors",
71 "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
72 "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
73 "tx_heartbeat_errors", "tx_window_errors",
77 "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed",
78 "rx_csum_good", "rx_csum_none", "tx_chksum_offload",
80 /* packet statistics */
81 "broadcast", "rx_prio_0", "rx_prio_1", "rx_prio_2", "rx_prio_3",
82 "rx_prio_4", "rx_prio_5", "rx_prio_6", "rx_prio_7", "tx_prio_0",
83 "tx_prio_1", "tx_prio_2", "tx_prio_3", "tx_prio_4", "tx_prio_5",
84 "tx_prio_6", "tx_prio_7",
86 #define NUM_MAIN_STATS 21
87 #define NUM_ALL_STATS (NUM_MAIN_STATS + NUM_PORT_STATS + NUM_PKT_STATS + NUM_PERF_STATS)
89 static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= {
97 static u32 mlx4_en_get_msglevel(struct net_device *dev)
99 return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable;
102 static void mlx4_en_set_msglevel(struct net_device *dev, u32 val)
104 ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val;
107 static void mlx4_en_get_wol(struct net_device *netdev,
108 struct ethtool_wolinfo *wol)
110 struct mlx4_en_priv *priv = netdev_priv(netdev);
115 if ((priv->port < 1) || (priv->port > 2)) {
116 en_err(priv, "Failed to get WoL information\n");
120 mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 :
121 MLX4_DEV_CAP_FLAG_WOL_PORT2;
123 if (!(priv->mdev->dev->caps.flags & mask)) {
129 err = mlx4_wol_read(priv->mdev->dev, &config, priv->port);
131 en_err(priv, "Failed to get WoL information\n");
135 if (config & MLX4_EN_WOL_MAGIC)
136 wol->supported = WAKE_MAGIC;
140 if (config & MLX4_EN_WOL_ENABLED)
141 wol->wolopts = WAKE_MAGIC;
146 static int mlx4_en_set_wol(struct net_device *netdev,
147 struct ethtool_wolinfo *wol)
149 struct mlx4_en_priv *priv = netdev_priv(netdev);
154 if ((priv->port < 1) || (priv->port > 2))
157 mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 :
158 MLX4_DEV_CAP_FLAG_WOL_PORT2;
160 if (!(priv->mdev->dev->caps.flags & mask))
163 if (wol->supported & ~WAKE_MAGIC)
166 err = mlx4_wol_read(priv->mdev->dev, &config, priv->port);
168 en_err(priv, "Failed to get WoL info, unable to modify\n");
172 if (wol->wolopts & WAKE_MAGIC) {
173 config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED |
176 config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC);
177 config |= MLX4_EN_WOL_DO_MODIFY;
180 err = mlx4_wol_write(priv->mdev->dev, config, priv->port);
182 en_err(priv, "Failed to set WoL information\n");
187 static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
189 struct mlx4_en_priv *priv = netdev_priv(dev);
190 int bit_count = hweight64(priv->stats_bitmap);
194 return (priv->stats_bitmap ? bit_count : NUM_ALL_STATS) +
195 (priv->tx_ring_num + priv->rx_ring_num) * 2;
197 return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags
198 & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2;
204 static void mlx4_en_get_ethtool_stats(struct net_device *dev,
205 struct ethtool_stats *stats, uint64_t *data)
207 struct mlx4_en_priv *priv = netdev_priv(dev);
211 spin_lock_bh(&priv->stats_lock);
213 if (!(priv->stats_bitmap)) {
214 for (i = 0; i < NUM_MAIN_STATS; i++)
216 ((unsigned long *) &priv->stats)[i];
217 for (i = 0; i < NUM_PORT_STATS; i++)
219 ((unsigned long *) &priv->port_stats)[i];
220 for (i = 0; i < NUM_PKT_STATS; i++)
222 ((unsigned long *) &priv->pkstats)[i];
224 for (i = 0; i < NUM_MAIN_STATS; i++) {
225 if ((priv->stats_bitmap >> j) & 1)
227 ((unsigned long *) &priv->stats)[i];
230 for (i = 0; i < NUM_PORT_STATS; i++) {
231 if ((priv->stats_bitmap >> j) & 1)
233 ((unsigned long *) &priv->port_stats)[i];
237 for (i = 0; i < priv->tx_ring_num; i++) {
238 data[index++] = priv->tx_ring[i].packets;
239 data[index++] = priv->tx_ring[i].bytes;
241 for (i = 0; i < priv->rx_ring_num; i++) {
242 data[index++] = priv->rx_ring[i].packets;
243 data[index++] = priv->rx_ring[i].bytes;
245 spin_unlock_bh(&priv->stats_lock);
249 static void mlx4_en_self_test(struct net_device *dev,
250 struct ethtool_test *etest, u64 *buf)
252 mlx4_en_ex_selftest(dev, &etest->flags, buf);
255 static void mlx4_en_get_strings(struct net_device *dev,
256 uint32_t stringset, uint8_t *data)
258 struct mlx4_en_priv *priv = netdev_priv(dev);
264 for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++)
265 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
266 if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK)
267 for (; i < MLX4_EN_NUM_SELF_TEST; i++)
268 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
272 /* Add main counters */
273 if (!priv->stats_bitmap) {
274 for (i = 0; i < NUM_MAIN_STATS; i++)
275 strcpy(data + (index++) * ETH_GSTRING_LEN,
277 for (i = 0; i < NUM_PORT_STATS; i++)
278 strcpy(data + (index++) * ETH_GSTRING_LEN,
281 for (i = 0; i < NUM_PKT_STATS; i++)
282 strcpy(data + (index++) * ETH_GSTRING_LEN,
287 for (i = 0; i < NUM_MAIN_STATS + NUM_PORT_STATS; i++) {
288 if ((priv->stats_bitmap >> i) & 1) {
290 (index++) * ETH_GSTRING_LEN,
293 if (!(priv->stats_bitmap >> i))
296 for (i = 0; i < priv->tx_ring_num; i++) {
297 sprintf(data + (index++) * ETH_GSTRING_LEN,
299 sprintf(data + (index++) * ETH_GSTRING_LEN,
302 for (i = 0; i < priv->rx_ring_num; i++) {
303 sprintf(data + (index++) * ETH_GSTRING_LEN,
305 sprintf(data + (index++) * ETH_GSTRING_LEN,
312 static int mlx4_en_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
314 struct mlx4_en_priv *priv = netdev_priv(dev);
317 cmd->autoneg = AUTONEG_DISABLE;
318 cmd->supported = SUPPORTED_10000baseT_Full;
319 cmd->advertising = ADVERTISED_10000baseT_Full;
321 if (mlx4_en_QUERY_PORT(priv->mdev, priv->port))
324 trans_type = priv->port_state.transciver;
325 if (netif_carrier_ok(dev)) {
326 ethtool_cmd_speed_set(cmd, priv->port_state.link_speed);
327 cmd->duplex = DUPLEX_FULL;
329 ethtool_cmd_speed_set(cmd, -1);
333 if (trans_type > 0 && trans_type <= 0xC) {
334 cmd->port = PORT_FIBRE;
335 cmd->transceiver = XCVR_EXTERNAL;
336 cmd->supported |= SUPPORTED_FIBRE;
337 cmd->advertising |= ADVERTISED_FIBRE;
338 } else if (trans_type == 0x80 || trans_type == 0) {
340 cmd->transceiver = XCVR_INTERNAL;
341 cmd->supported |= SUPPORTED_TP;
342 cmd->advertising |= ADVERTISED_TP;
345 cmd->transceiver = -1;
350 static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
352 if ((cmd->autoneg == AUTONEG_ENABLE) ||
353 (ethtool_cmd_speed(cmd) != SPEED_10000) ||
354 (cmd->duplex != DUPLEX_FULL))
357 /* Nothing to change */
361 static int mlx4_en_get_coalesce(struct net_device *dev,
362 struct ethtool_coalesce *coal)
364 struct mlx4_en_priv *priv = netdev_priv(dev);
366 coal->tx_coalesce_usecs = priv->tx_usecs;
367 coal->tx_max_coalesced_frames = priv->tx_frames;
368 coal->rx_coalesce_usecs = priv->rx_usecs;
369 coal->rx_max_coalesced_frames = priv->rx_frames;
371 coal->pkt_rate_low = priv->pkt_rate_low;
372 coal->rx_coalesce_usecs_low = priv->rx_usecs_low;
373 coal->pkt_rate_high = priv->pkt_rate_high;
374 coal->rx_coalesce_usecs_high = priv->rx_usecs_high;
375 coal->rate_sample_interval = priv->sample_interval;
376 coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal;
380 static int mlx4_en_set_coalesce(struct net_device *dev,
381 struct ethtool_coalesce *coal)
383 struct mlx4_en_priv *priv = netdev_priv(dev);
386 priv->rx_frames = (coal->rx_max_coalesced_frames ==
388 MLX4_EN_RX_COAL_TARGET :
389 coal->rx_max_coalesced_frames;
390 priv->rx_usecs = (coal->rx_coalesce_usecs ==
392 MLX4_EN_RX_COAL_TIME :
393 coal->rx_coalesce_usecs;
395 /* Setting TX coalescing parameters */
396 if (coal->tx_coalesce_usecs != priv->tx_usecs ||
397 coal->tx_max_coalesced_frames != priv->tx_frames) {
398 priv->tx_usecs = coal->tx_coalesce_usecs;
399 priv->tx_frames = coal->tx_max_coalesced_frames;
400 for (i = 0; i < priv->tx_ring_num; i++) {
401 priv->tx_cq[i].moder_cnt = priv->tx_frames;
402 priv->tx_cq[i].moder_time = priv->tx_usecs;
403 if (mlx4_en_set_cq_moder(priv, &priv->tx_cq[i])) {
404 en_warn(priv, "Failed changing moderation "
405 "for TX cq %d\n", i);
410 /* Set adaptive coalescing params */
411 priv->pkt_rate_low = coal->pkt_rate_low;
412 priv->rx_usecs_low = coal->rx_coalesce_usecs_low;
413 priv->pkt_rate_high = coal->pkt_rate_high;
414 priv->rx_usecs_high = coal->rx_coalesce_usecs_high;
415 priv->sample_interval = coal->rate_sample_interval;
416 priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce;
417 if (priv->adaptive_rx_coal)
420 for (i = 0; i < priv->rx_ring_num; i++) {
421 priv->rx_cq[i].moder_cnt = priv->rx_frames;
422 priv->rx_cq[i].moder_time = priv->rx_usecs;
423 priv->last_moder_time[i] = MLX4_EN_AUTO_CONF;
424 err = mlx4_en_set_cq_moder(priv, &priv->rx_cq[i]);
431 static int mlx4_en_set_pauseparam(struct net_device *dev,
432 struct ethtool_pauseparam *pause)
434 struct mlx4_en_priv *priv = netdev_priv(dev);
435 struct mlx4_en_dev *mdev = priv->mdev;
438 priv->prof->tx_pause = pause->tx_pause != 0;
439 priv->prof->rx_pause = pause->rx_pause != 0;
440 err = mlx4_SET_PORT_general(mdev->dev, priv->port,
441 priv->rx_skb_size + ETH_FCS_LEN,
442 priv->prof->tx_pause,
444 priv->prof->rx_pause,
447 en_err(priv, "Failed setting pause params\n");
452 static void mlx4_en_get_pauseparam(struct net_device *dev,
453 struct ethtool_pauseparam *pause)
455 struct mlx4_en_priv *priv = netdev_priv(dev);
457 pause->tx_pause = priv->prof->tx_pause;
458 pause->rx_pause = priv->prof->rx_pause;
461 static int mlx4_en_set_ringparam(struct net_device *dev,
462 struct ethtool_ringparam *param)
464 struct mlx4_en_priv *priv = netdev_priv(dev);
465 struct mlx4_en_dev *mdev = priv->mdev;
466 u32 rx_size, tx_size;
471 if (param->rx_jumbo_pending || param->rx_mini_pending)
474 rx_size = roundup_pow_of_two(param->rx_pending);
475 rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE);
476 rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE);
477 tx_size = roundup_pow_of_two(param->tx_pending);
478 tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE);
479 tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE);
481 if (rx_size == (priv->port_up ? priv->rx_ring[0].actual_size :
482 priv->rx_ring[0].size) &&
483 tx_size == priv->tx_ring[0].size)
486 mutex_lock(&mdev->state_lock);
489 mlx4_en_stop_port(dev);
492 mlx4_en_free_resources(priv);
494 priv->prof->tx_ring_size = tx_size;
495 priv->prof->rx_ring_size = rx_size;
497 err = mlx4_en_alloc_resources(priv);
499 en_err(priv, "Failed reallocating port resources\n");
503 err = mlx4_en_start_port(dev);
505 en_err(priv, "Failed starting port\n");
508 for (i = 0; i < priv->rx_ring_num; i++) {
509 priv->rx_cq[i].moder_cnt = priv->rx_frames;
510 priv->rx_cq[i].moder_time = priv->rx_usecs;
511 priv->last_moder_time[i] = MLX4_EN_AUTO_CONF;
512 err = mlx4_en_set_cq_moder(priv, &priv->rx_cq[i]);
518 mutex_unlock(&mdev->state_lock);
522 static void mlx4_en_get_ringparam(struct net_device *dev,
523 struct ethtool_ringparam *param)
525 struct mlx4_en_priv *priv = netdev_priv(dev);
527 memset(param, 0, sizeof(*param));
528 param->rx_max_pending = MLX4_EN_MAX_RX_SIZE;
529 param->tx_max_pending = MLX4_EN_MAX_TX_SIZE;
530 param->rx_pending = priv->port_up ?
531 priv->rx_ring[0].actual_size : priv->rx_ring[0].size;
532 param->tx_pending = priv->tx_ring[0].size;
535 static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev)
537 struct mlx4_en_priv *priv = netdev_priv(dev);
539 return priv->rx_ring_num;
542 static int mlx4_en_get_rxfh_indir(struct net_device *dev, u32 *ring_index)
544 struct mlx4_en_priv *priv = netdev_priv(dev);
545 struct mlx4_en_rss_map *rss_map = &priv->rss_map;
547 size_t n = priv->rx_ring_num;
550 rss_rings = priv->prof->rss_rings ?: priv->rx_ring_num;
553 ring_index[n] = rss_map->qps[n % rss_rings].qpn -
560 static int mlx4_en_set_rxfh_indir(struct net_device *dev,
561 const u32 *ring_index)
563 struct mlx4_en_priv *priv = netdev_priv(dev);
564 struct mlx4_en_dev *mdev = priv->mdev;
570 /* Calculate RSS table size and make sure flows are spread evenly
573 for (i = 0; i < priv->rx_ring_num; i++) {
574 if (i > 0 && !ring_index[i] && !rss_rings)
577 if (ring_index[i] != (i % (rss_rings ?: priv->rx_ring_num)))
582 rss_rings = priv->rx_ring_num;
584 /* RSS table size must be an order of 2 */
585 if (!is_power_of_2(rss_rings))
588 mutex_lock(&mdev->state_lock);
591 mlx4_en_stop_port(dev);
594 priv->prof->rss_rings = rss_rings;
597 err = mlx4_en_start_port(dev);
599 en_err(priv, "Failed starting port\n");
602 mutex_unlock(&mdev->state_lock);
606 #define all_zeros_or_all_ones(field) \
607 ((field) == 0 || (field) == (__force typeof(field))-1)
609 static int mlx4_en_validate_flow(struct net_device *dev,
610 struct ethtool_rxnfc *cmd)
612 struct ethtool_usrip4_spec *l3_mask;
613 struct ethtool_tcpip4_spec *l4_mask;
614 struct ethhdr *eth_mask;
615 u64 full_mac = ~0ull;
618 if (cmd->fs.location >= MAX_NUM_OF_FS_RULES)
621 switch (cmd->fs.flow_type & ~FLOW_EXT) {
624 if (cmd->fs.m_u.tcp_ip4_spec.tos)
626 l4_mask = &cmd->fs.m_u.tcp_ip4_spec;
627 /* don't allow mask which isn't all 0 or 1 */
628 if (!all_zeros_or_all_ones(l4_mask->ip4src) ||
629 !all_zeros_or_all_ones(l4_mask->ip4dst) ||
630 !all_zeros_or_all_ones(l4_mask->psrc) ||
631 !all_zeros_or_all_ones(l4_mask->pdst))
635 l3_mask = &cmd->fs.m_u.usr_ip4_spec;
636 if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto ||
637 cmd->fs.h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4 ||
638 (!l3_mask->ip4src && !l3_mask->ip4dst) ||
639 !all_zeros_or_all_ones(l3_mask->ip4src) ||
640 !all_zeros_or_all_ones(l3_mask->ip4dst))
644 eth_mask = &cmd->fs.m_u.ether_spec;
645 /* source mac mask must not be set */
646 if (memcmp(eth_mask->h_source, &zero_mac, ETH_ALEN))
649 /* dest mac mask must be ff:ff:ff:ff:ff:ff */
650 if (memcmp(eth_mask->h_dest, &full_mac, ETH_ALEN))
653 if (!all_zeros_or_all_ones(eth_mask->h_proto))
660 if ((cmd->fs.flow_type & FLOW_EXT)) {
661 if (cmd->fs.m_ext.vlan_etype ||
662 !(cmd->fs.m_ext.vlan_tci == 0 ||
663 cmd->fs.m_ext.vlan_tci == cpu_to_be16(0xfff)))
670 static int add_ip_rule(struct mlx4_en_priv *priv,
671 struct ethtool_rxnfc *cmd,
672 struct list_head *list_h)
674 struct mlx4_spec_list *spec_l3;
675 struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec;
677 spec_l3 = kzalloc(sizeof *spec_l3, GFP_KERNEL);
679 en_err(priv, "Fail to alloc ethtool rule.\n");
683 spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4;
684 spec_l3->ipv4.src_ip = cmd->fs.h_u.usr_ip4_spec.ip4src;
686 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK;
687 spec_l3->ipv4.dst_ip = cmd->fs.h_u.usr_ip4_spec.ip4dst;
689 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK;
690 list_add_tail(&spec_l3->list, list_h);
695 static int add_tcp_udp_rule(struct mlx4_en_priv *priv,
696 struct ethtool_rxnfc *cmd,
697 struct list_head *list_h, int proto)
699 struct mlx4_spec_list *spec_l3;
700 struct mlx4_spec_list *spec_l4;
701 struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec;
703 spec_l3 = kzalloc(sizeof *spec_l3, GFP_KERNEL);
704 spec_l4 = kzalloc(sizeof *spec_l4, GFP_KERNEL);
705 if (!spec_l4 || !spec_l3) {
706 en_err(priv, "Fail to alloc ethtool rule.\n");
712 spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4;
714 if (proto == TCP_V4_FLOW) {
715 spec_l4->id = MLX4_NET_TRANS_RULE_ID_TCP;
716 spec_l3->ipv4.src_ip = cmd->fs.h_u.tcp_ip4_spec.ip4src;
717 spec_l3->ipv4.dst_ip = cmd->fs.h_u.tcp_ip4_spec.ip4dst;
718 spec_l4->tcp_udp.src_port = cmd->fs.h_u.tcp_ip4_spec.psrc;
719 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.tcp_ip4_spec.pdst;
721 spec_l4->id = MLX4_NET_TRANS_RULE_ID_UDP;
722 spec_l3->ipv4.src_ip = cmd->fs.h_u.udp_ip4_spec.ip4src;
723 spec_l3->ipv4.dst_ip = cmd->fs.h_u.udp_ip4_spec.ip4dst;
724 spec_l4->tcp_udp.src_port = cmd->fs.h_u.udp_ip4_spec.psrc;
725 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.udp_ip4_spec.pdst;
729 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK;
731 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK;
734 spec_l4->tcp_udp.src_port_msk = EN_ETHTOOL_SHORT_MASK;
736 spec_l4->tcp_udp.dst_port_msk = EN_ETHTOOL_SHORT_MASK;
738 list_add_tail(&spec_l3->list, list_h);
739 list_add_tail(&spec_l4->list, list_h);
744 static int mlx4_en_ethtool_to_net_trans_rule(struct net_device *dev,
745 struct ethtool_rxnfc *cmd,
746 struct list_head *rule_list_h)
751 struct ethhdr *eth_spec;
752 struct mlx4_en_priv *priv = netdev_priv(dev);
753 struct mlx4_spec_list *spec_l2;
754 __be64 mac_msk = cpu_to_be64(EN_ETHTOOL_MAC_MASK << 16);
756 err = mlx4_en_validate_flow(dev, cmd);
760 spec_l2 = kzalloc(sizeof *spec_l2, GFP_KERNEL);
764 mac = priv->mac & EN_ETHTOOL_MAC_MASK;
765 be_mac = cpu_to_be64(mac << 16);
767 spec_l2->id = MLX4_NET_TRANS_RULE_ID_ETH;
768 memcpy(spec_l2->eth.dst_mac_msk, &mac_msk, ETH_ALEN);
769 if ((cmd->fs.flow_type & ~FLOW_EXT) != ETHER_FLOW)
770 memcpy(spec_l2->eth.dst_mac, &be_mac, ETH_ALEN);
772 if ((cmd->fs.flow_type & FLOW_EXT) && cmd->fs.m_ext.vlan_tci) {
773 spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci;
774 spec_l2->eth.vlan_id_msk = cpu_to_be16(0xfff);
777 list_add_tail(&spec_l2->list, rule_list_h);
779 switch (cmd->fs.flow_type & ~FLOW_EXT) {
781 eth_spec = &cmd->fs.h_u.ether_spec;
782 memcpy(&spec_l2->eth.dst_mac, eth_spec->h_dest, ETH_ALEN);
783 spec_l2->eth.ether_type = eth_spec->h_proto;
784 if (eth_spec->h_proto)
785 spec_l2->eth.ether_type_enable = 1;
788 err = add_ip_rule(priv, cmd, rule_list_h);
791 err = add_tcp_udp_rule(priv, cmd, rule_list_h, TCP_V4_FLOW);
794 err = add_tcp_udp_rule(priv, cmd, rule_list_h, UDP_V4_FLOW);
801 static int mlx4_en_flow_replace(struct net_device *dev,
802 struct ethtool_rxnfc *cmd)
805 struct mlx4_en_priv *priv = netdev_priv(dev);
806 struct ethtool_flow_id *loc_rule;
807 struct mlx4_spec_list *spec, *tmp_spec;
811 struct mlx4_net_trans_rule rule = {
812 .queue_mode = MLX4_NET_TRANS_Q_FIFO,
815 .promisc_mode = MLX4_FS_PROMISC_NONE,
818 rule.port = priv->port;
819 rule.priority = MLX4_DOMAIN_ETHTOOL | cmd->fs.location;
820 INIT_LIST_HEAD(&rule.list);
822 /* Allow direct QP attaches if the EN_ETHTOOL_QP_ATTACH flag is set */
823 if (cmd->fs.ring_cookie == RX_CLS_FLOW_DISC)
825 else if (cmd->fs.ring_cookie & EN_ETHTOOL_QP_ATTACH) {
826 qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1);
828 if (cmd->fs.ring_cookie >= priv->rx_ring_num) {
829 en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist.\n",
830 cmd->fs.ring_cookie);
833 qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn;
835 en_warn(priv, "rxnfc: RX ring (%llu) is inactive.\n",
836 cmd->fs.ring_cookie);
841 err = mlx4_en_ethtool_to_net_trans_rule(dev, cmd, &rule.list);
845 loc_rule = &priv->ethtool_rules[cmd->fs.location];
847 err = mlx4_flow_detach(priv->mdev->dev, loc_rule->id);
849 en_err(priv, "Fail to detach network rule at location %d. registration id = %llx\n",
850 cmd->fs.location, loc_rule->id);
854 memset(&loc_rule->flow_spec, 0,
855 sizeof(struct ethtool_rx_flow_spec));
857 err = mlx4_flow_attach(priv->mdev->dev, &rule, ®_id);
859 en_err(priv, "Fail to attach network rule at location %d.\n",
863 loc_rule->id = reg_id;
864 memcpy(&loc_rule->flow_spec, &cmd->fs,
865 sizeof(struct ethtool_rx_flow_spec));
868 list_for_each_entry_safe(spec, tmp_spec, &rule.list, list) {
869 list_del(&spec->list);
875 static int mlx4_en_flow_detach(struct net_device *dev,
876 struct ethtool_rxnfc *cmd)
879 struct ethtool_flow_id *rule;
880 struct mlx4_en_priv *priv = netdev_priv(dev);
882 if (cmd->fs.location >= MAX_NUM_OF_FS_RULES)
885 rule = &priv->ethtool_rules[cmd->fs.location];
891 err = mlx4_flow_detach(priv->mdev->dev, rule->id);
893 en_err(priv, "Fail to detach network rule at location %d. registration id = 0x%llx\n",
894 cmd->fs.location, rule->id);
898 memset(&rule->flow_spec, 0, sizeof(struct ethtool_rx_flow_spec));
904 static int mlx4_en_get_flow(struct net_device *dev, struct ethtool_rxnfc *cmd,
908 struct ethtool_flow_id *rule;
909 struct mlx4_en_priv *priv = netdev_priv(dev);
911 if (loc < 0 || loc >= MAX_NUM_OF_FS_RULES)
914 rule = &priv->ethtool_rules[loc];
916 memcpy(&cmd->fs, &rule->flow_spec,
917 sizeof(struct ethtool_rx_flow_spec));
924 static int mlx4_en_get_num_flows(struct mlx4_en_priv *priv)
928 for (i = 0; i < MAX_NUM_OF_FS_RULES; i++) {
929 if (priv->ethtool_rules[i].id)
936 static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
939 struct mlx4_en_priv *priv = netdev_priv(dev);
940 struct mlx4_en_dev *mdev = priv->mdev;
942 int i = 0, priority = 0;
944 if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT ||
945 cmd->cmd == ETHTOOL_GRXCLSRULE ||
946 cmd->cmd == ETHTOOL_GRXCLSRLALL) &&
947 mdev->dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED)
951 case ETHTOOL_GRXRINGS:
952 cmd->data = priv->rx_ring_num;
954 case ETHTOOL_GRXCLSRLCNT:
955 cmd->rule_cnt = mlx4_en_get_num_flows(priv);
957 case ETHTOOL_GRXCLSRULE:
958 err = mlx4_en_get_flow(dev, cmd, cmd->fs.location);
960 case ETHTOOL_GRXCLSRLALL:
961 while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) {
962 err = mlx4_en_get_flow(dev, cmd, i);
964 rule_locs[priority++] = i;
977 static int mlx4_en_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
980 struct mlx4_en_priv *priv = netdev_priv(dev);
981 struct mlx4_en_dev *mdev = priv->mdev;
983 if (mdev->dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED)
987 case ETHTOOL_SRXCLSRLINS:
988 err = mlx4_en_flow_replace(dev, cmd);
990 case ETHTOOL_SRXCLSRLDEL:
991 err = mlx4_en_flow_detach(dev, cmd);
994 en_warn(priv, "Unsupported ethtool command. (%d)\n", cmd->cmd);
1001 const struct ethtool_ops mlx4_en_ethtool_ops = {
1002 .get_drvinfo = mlx4_en_get_drvinfo,
1003 .get_settings = mlx4_en_get_settings,
1004 .set_settings = mlx4_en_set_settings,
1005 .get_link = ethtool_op_get_link,
1006 .get_strings = mlx4_en_get_strings,
1007 .get_sset_count = mlx4_en_get_sset_count,
1008 .get_ethtool_stats = mlx4_en_get_ethtool_stats,
1009 .self_test = mlx4_en_self_test,
1010 .get_wol = mlx4_en_get_wol,
1011 .set_wol = mlx4_en_set_wol,
1012 .get_msglevel = mlx4_en_get_msglevel,
1013 .set_msglevel = mlx4_en_set_msglevel,
1014 .get_coalesce = mlx4_en_get_coalesce,
1015 .set_coalesce = mlx4_en_set_coalesce,
1016 .get_pauseparam = mlx4_en_get_pauseparam,
1017 .set_pauseparam = mlx4_en_set_pauseparam,
1018 .get_ringparam = mlx4_en_get_ringparam,
1019 .set_ringparam = mlx4_en_set_ringparam,
1020 .get_rxnfc = mlx4_en_get_rxnfc,
1021 .set_rxnfc = mlx4_en_set_rxnfc,
1022 .get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size,
1023 .get_rxfh_indir = mlx4_en_get_rxfh_indir,
1024 .set_rxfh_indir = mlx4_en_set_rxfh_indir,