1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2005 - 2016 Broadcom
7 * linux-drivers@emulex.com
11 * Costa Mesa, CA 92626
16 #include <linux/ethtool.h>
18 struct be_ethtool_stat {
19 char desc[ETH_GSTRING_LEN];
25 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
26 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
27 offsetof(_struct, field)
28 #define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\
29 FIELDINFO(struct be_tx_stats, field)
30 #define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\
31 FIELDINFO(struct be_rx_stats, field)
32 #define DRVSTAT_INFO(field) #field, DRVSTAT,\
33 FIELDINFO(struct be_drv_stats, field)
35 static const struct be_ethtool_stat et_stats[] = {
36 {DRVSTAT_INFO(rx_crc_errors)},
37 {DRVSTAT_INFO(rx_alignment_symbol_errors)},
38 {DRVSTAT_INFO(rx_pause_frames)},
39 {DRVSTAT_INFO(rx_control_frames)},
40 /* Received packets dropped when the Ethernet length field
41 * is not equal to the actual Ethernet data length.
43 {DRVSTAT_INFO(rx_in_range_errors)},
44 /* Received packets dropped when their length field is >= 1501 bytes
47 {DRVSTAT_INFO(rx_out_range_errors)},
48 /* Received packets dropped when they are longer than 9216 bytes */
49 {DRVSTAT_INFO(rx_frame_too_long)},
50 /* Received packets dropped when they don't pass the unicast or
51 * multicast address filtering.
53 {DRVSTAT_INFO(rx_address_filtered)},
54 /* Received packets dropped when IP packet length field is less than
55 * the IP header length field.
57 {DRVSTAT_INFO(rx_dropped_too_small)},
58 /* Received packets dropped when IP length field is greater than
59 * the actual packet length.
61 {DRVSTAT_INFO(rx_dropped_too_short)},
62 /* Received packets dropped when the IP header length field is less
65 {DRVSTAT_INFO(rx_dropped_header_too_small)},
66 /* Received packets dropped when the TCP header length field is less
67 * than 5 or the TCP header length + IP header length is more
68 * than IP packet length.
70 {DRVSTAT_INFO(rx_dropped_tcp_length)},
71 {DRVSTAT_INFO(rx_dropped_runt)},
72 /* Number of received packets dropped when a fifo for descriptors going
73 * into the packet demux block overflows. In normal operation, this
74 * fifo must never overflow.
76 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
77 /* Received packets dropped when the RX block runs out of space in
78 * one of its input FIFOs. This could happen due a long burst of
79 * minimum-sized (64b) frames in the receive path.
80 * This counter may also be erroneously incremented rarely.
82 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
83 {DRVSTAT_INFO(rx_ip_checksum_errs)},
84 {DRVSTAT_INFO(rx_tcp_checksum_errs)},
85 {DRVSTAT_INFO(rx_udp_checksum_errs)},
86 {DRVSTAT_INFO(tx_pauseframes)},
87 {DRVSTAT_INFO(tx_controlframes)},
88 {DRVSTAT_INFO(rx_priority_pause_frames)},
89 {DRVSTAT_INFO(tx_priority_pauseframes)},
90 /* Received packets dropped when an internal fifo going into
91 * main packet buffer tank (PMEM) overflows.
93 {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
94 {DRVSTAT_INFO(jabber_events)},
95 /* Received packets dropped due to lack of available HW packet buffers
96 * used to temporarily hold the received packets.
98 {DRVSTAT_INFO(rx_drops_no_pbuf)},
99 /* Received packets dropped due to input receive buffer
100 * descriptor fifo overflowing.
102 {DRVSTAT_INFO(rx_drops_no_erx_descr)},
103 /* Packets dropped because the internal FIFO to the offloaded TCP
104 * receive processing block is full. This could happen only for
105 * offloaded iSCSI or FCoE trarffic.
107 {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
108 /* Received packets dropped when they need more than 8
109 * receive buffers. This cannot happen as the driver configures
110 * 2048 byte receive buffers.
112 {DRVSTAT_INFO(rx_drops_too_many_frags)},
113 {DRVSTAT_INFO(forwarded_packets)},
114 /* Received packets dropped when the frame length
115 * is more than 9018 bytes
117 {DRVSTAT_INFO(rx_drops_mtu)},
118 /* Number of dma mapping errors */
119 {DRVSTAT_INFO(dma_map_errors)},
120 /* Number of packets dropped due to random early drop function */
121 {DRVSTAT_INFO(eth_red_drops)},
122 {DRVSTAT_INFO(rx_roce_bytes_lsd)},
123 {DRVSTAT_INFO(rx_roce_bytes_msd)},
124 {DRVSTAT_INFO(rx_roce_frames)},
125 {DRVSTAT_INFO(roce_drops_payload_len)},
126 {DRVSTAT_INFO(roce_drops_crc)}
129 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
131 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
132 * are first and second members respectively.
134 static const struct be_ethtool_stat et_rx_stats[] = {
135 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
136 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
137 {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)},
138 {DRVSTAT_RX_INFO(rx_compl)},
139 {DRVSTAT_RX_INFO(rx_compl_err)},
140 {DRVSTAT_RX_INFO(rx_mcast_pkts)},
141 /* Number of page allocation failures while posting receive buffers
144 {DRVSTAT_RX_INFO(rx_post_fail)},
145 /* Recevied packets dropped due to skb allocation failure */
146 {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
147 /* Received packets dropped due to lack of available fetched buffers
148 * posted by the driver.
150 {DRVSTAT_RX_INFO(rx_drops_no_frags)}
153 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
155 /* Stats related to multi TX queues: get_stats routine assumes compl is the
158 static const struct be_ethtool_stat et_tx_stats[] = {
159 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
160 /* This counter is incremented when the HW encounters an error while
161 * parsing the packet header of an outgoing TX request. This counter is
162 * applicable only for BE2, BE3 and Skyhawk based adapters.
164 {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
165 /* This counter is incremented when an error occurs in the DMA
166 * operation associated with the TX request from the host to the device.
168 {DRVSTAT_TX_INFO(tx_dma_err)},
169 /* This counter is incremented when MAC or VLAN spoof checking is
170 * enabled on the interface and the TX request fails the spoof check
173 {DRVSTAT_TX_INFO(tx_spoof_check_err)},
174 /* This counter is incremented when the HW encounters an error while
175 * performing TSO offload. This counter is applicable only for Lancer
178 {DRVSTAT_TX_INFO(tx_tso_err)},
179 /* This counter is incremented when the HW detects Q-in-Q style VLAN
180 * tagging in a packet and such tagging is not expected on the outgoing
181 * interface. This counter is applicable only for Lancer adapters.
183 {DRVSTAT_TX_INFO(tx_qinq_err)},
184 /* This counter is incremented when the HW detects parity errors in the
185 * packet data. This counter is applicable only for Lancer adapters.
187 {DRVSTAT_TX_INFO(tx_internal_parity_err)},
188 {DRVSTAT_TX_INFO(tx_sge_err)},
189 {DRVSTAT_TX_INFO(tx_bytes)},
190 {DRVSTAT_TX_INFO(tx_pkts)},
191 {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
192 /* Number of skbs queued for trasmission by the driver */
193 {DRVSTAT_TX_INFO(tx_reqs)},
194 /* Number of times the TX queue was stopped due to lack
195 * of spaces in the TXQ.
197 {DRVSTAT_TX_INFO(tx_stops)},
198 /* Pkts dropped in the driver's transmit path */
199 {DRVSTAT_TX_INFO(tx_drv_drops)}
202 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
204 static const char et_self_tests[][ETH_GSTRING_LEN] = {
207 "External Loopback test",
212 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
213 #define BE_MAC_LOOPBACK 0x0
214 #define BE_PHY_LOOPBACK 0x1
215 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
216 #define BE_NO_LOOPBACK 0xff
218 static void be_get_drvinfo(struct net_device *netdev,
219 struct ethtool_drvinfo *drvinfo)
221 struct be_adapter *adapter = netdev_priv(netdev);
223 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
224 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
225 if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
226 strlcpy(drvinfo->fw_version, adapter->fw_ver,
227 sizeof(drvinfo->fw_version));
229 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
230 "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
232 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
233 sizeof(drvinfo->bus_info));
236 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
238 u32 data_read = 0, eof;
240 struct be_dma_mem data_len_cmd;
242 memset(&data_len_cmd, 0, sizeof(data_len_cmd));
243 /* data_offset and data_size should be 0 to get reg len */
244 lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name,
245 &data_read, &eof, &addn_status);
250 static int be_get_dump_len(struct be_adapter *adapter)
254 if (lancer_chip(adapter))
255 dump_size = lancer_cmd_get_file_len(adapter,
256 LANCER_FW_DUMP_FILE);
258 dump_size = adapter->fat_dump_len;
263 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
264 u32 buf_len, void *buf)
266 struct be_dma_mem read_cmd;
267 u32 read_len = 0, total_read_len = 0, chunk_size;
272 read_cmd.size = LANCER_READ_FILE_CHUNK;
273 read_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, read_cmd.size,
274 &read_cmd.dma, GFP_ATOMIC);
277 dev_err(&adapter->pdev->dev,
278 "Memory allocation failure while reading dump\n");
282 while ((total_read_len < buf_len) && !eof) {
283 chunk_size = min_t(u32, (buf_len - total_read_len),
284 LANCER_READ_FILE_CHUNK);
285 chunk_size = ALIGN(chunk_size, 4);
286 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
287 total_read_len, file_name,
288 &read_len, &eof, &addn_status);
290 memcpy(buf + total_read_len, read_cmd.va, read_len);
291 total_read_len += read_len;
292 eof &= LANCER_READ_FILE_EOF_MASK;
298 dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
304 static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len,
309 if (lancer_chip(adapter))
310 status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
313 status = be_cmd_get_fat_dump(adapter, dump_len, buf);
318 static int be_get_coalesce(struct net_device *netdev,
319 struct ethtool_coalesce *et)
321 struct be_adapter *adapter = netdev_priv(netdev);
322 struct be_aic_obj *aic = &adapter->aic_obj[0];
324 et->rx_coalesce_usecs = aic->prev_eqd;
325 et->rx_coalesce_usecs_high = aic->max_eqd;
326 et->rx_coalesce_usecs_low = aic->min_eqd;
328 et->tx_coalesce_usecs = aic->prev_eqd;
329 et->tx_coalesce_usecs_high = aic->max_eqd;
330 et->tx_coalesce_usecs_low = aic->min_eqd;
332 et->use_adaptive_rx_coalesce = aic->enable;
333 et->use_adaptive_tx_coalesce = aic->enable;
338 /* TX attributes are ignored. Only RX attributes are considered
339 * eqd cmd is issued in the worker thread.
341 static int be_set_coalesce(struct net_device *netdev,
342 struct ethtool_coalesce *et)
344 struct be_adapter *adapter = netdev_priv(netdev);
345 struct be_aic_obj *aic = &adapter->aic_obj[0];
346 struct be_eq_obj *eqo;
349 for_all_evt_queues(adapter, eqo, i) {
350 aic->enable = et->use_adaptive_rx_coalesce;
351 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
352 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
353 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
354 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
358 /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
359 * When AIC is disabled, persistently force set EQD value via the
360 * FW cmd, so that we don't have to calculate the delay multiplier
361 * encode value each time EQ_DB is rung
363 if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
364 be_eqd_update(adapter, true);
369 static void be_get_ethtool_stats(struct net_device *netdev,
370 struct ethtool_stats *stats, uint64_t *data)
372 struct be_adapter *adapter = netdev_priv(netdev);
373 struct be_rx_obj *rxo;
374 struct be_tx_obj *txo;
376 unsigned int i, j, base = 0, start;
378 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
379 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
382 base += ETHTOOL_STATS_NUM;
384 for_all_rx_queues(adapter, rxo, j) {
385 struct be_rx_stats *stats = rx_stats(rxo);
388 start = u64_stats_fetch_begin_irq(&stats->sync);
389 data[base] = stats->rx_bytes;
390 data[base + 1] = stats->rx_pkts;
391 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
393 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
394 p = (u8 *)stats + et_rx_stats[i].offset;
395 data[base + i] = *(u32 *)p;
397 base += ETHTOOL_RXSTATS_NUM;
400 for_all_tx_queues(adapter, txo, j) {
401 struct be_tx_stats *stats = tx_stats(txo);
404 start = u64_stats_fetch_begin_irq(&stats->sync_compl);
405 data[base] = stats->tx_compl;
406 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
409 start = u64_stats_fetch_begin_irq(&stats->sync);
410 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
411 p = (u8 *)stats + et_tx_stats[i].offset;
413 (et_tx_stats[i].size == sizeof(u64)) ?
414 *(u64 *)p : *(u32 *)p;
416 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
417 base += ETHTOOL_TXSTATS_NUM;
421 static const char be_priv_flags[][ETH_GSTRING_LEN] = {
422 "disable-tpe-recovery"
425 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
428 struct be_adapter *adapter = netdev_priv(netdev);
433 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
434 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
435 data += ETH_GSTRING_LEN;
437 for (i = 0; i < adapter->num_rx_qs; i++) {
438 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
439 sprintf(data, "rxq%d: %s", i,
440 et_rx_stats[j].desc);
441 data += ETH_GSTRING_LEN;
444 for (i = 0; i < adapter->num_tx_qs; i++) {
445 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
446 sprintf(data, "txq%d: %s", i,
447 et_tx_stats[j].desc);
448 data += ETH_GSTRING_LEN;
453 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
454 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
455 data += ETH_GSTRING_LEN;
458 case ETH_SS_PRIV_FLAGS:
459 for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++)
460 strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]);
465 static int be_get_sset_count(struct net_device *netdev, int stringset)
467 struct be_adapter *adapter = netdev_priv(netdev);
471 return ETHTOOL_TESTS_NUM;
473 return ETHTOOL_STATS_NUM +
474 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
475 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
476 case ETH_SS_PRIV_FLAGS:
477 return ARRAY_SIZE(be_priv_flags);
483 static u32 be_get_port_type(struct be_adapter *adapter)
487 switch (adapter->phy.interface_type) {
488 case PHY_TYPE_BASET_1GB:
489 case PHY_TYPE_BASEX_1GB:
493 case PHY_TYPE_SFP_PLUS_10GB:
494 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
500 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
505 case PHY_TYPE_XFP_10GB:
506 case PHY_TYPE_SFP_1GB:
509 case PHY_TYPE_BASET_10GB:
519 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
523 switch (adapter->phy.interface_type) {
524 case PHY_TYPE_BASET_1GB:
525 case PHY_TYPE_BASEX_1GB:
528 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
529 val |= SUPPORTED_1000baseT_Full;
530 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
531 val |= SUPPORTED_100baseT_Full;
532 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
533 val |= SUPPORTED_10baseT_Full;
535 case PHY_TYPE_KX4_10GB:
536 val |= SUPPORTED_Backplane;
537 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
538 val |= SUPPORTED_1000baseKX_Full;
539 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
540 val |= SUPPORTED_10000baseKX4_Full;
542 case PHY_TYPE_KR2_20GB:
543 val |= SUPPORTED_Backplane;
544 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
545 val |= SUPPORTED_10000baseKR_Full;
546 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
547 val |= SUPPORTED_20000baseKR2_Full;
549 case PHY_TYPE_KR_10GB:
550 val |= SUPPORTED_Backplane |
551 SUPPORTED_10000baseKR_Full;
553 case PHY_TYPE_KR4_40GB:
554 val |= SUPPORTED_Backplane;
555 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
556 val |= SUPPORTED_10000baseKR_Full;
557 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
558 val |= SUPPORTED_40000baseKR4_Full;
561 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
562 switch (adapter->phy.cable_type) {
563 case QSFP_PLUS_CR4_CABLE:
564 val |= SUPPORTED_40000baseCR4_Full;
566 case QSFP_PLUS_LR4_CABLE:
567 val |= SUPPORTED_40000baseLR4_Full;
570 val |= SUPPORTED_40000baseSR4_Full;
575 case PHY_TYPE_SFP_PLUS_10GB:
576 case PHY_TYPE_XFP_10GB:
577 case PHY_TYPE_SFP_1GB:
578 val |= SUPPORTED_FIBRE;
579 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
580 val |= SUPPORTED_10000baseT_Full;
581 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
582 val |= SUPPORTED_1000baseT_Full;
584 case PHY_TYPE_BASET_10GB:
586 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
587 val |= SUPPORTED_10000baseT_Full;
588 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
589 val |= SUPPORTED_1000baseT_Full;
590 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
591 val |= SUPPORTED_100baseT_Full;
600 bool be_pause_supported(struct be_adapter *adapter)
602 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
603 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
607 static int be_get_link_ksettings(struct net_device *netdev,
608 struct ethtool_link_ksettings *cmd)
610 struct be_adapter *adapter = netdev_priv(netdev);
616 u32 supported = 0, advertising = 0;
618 if (adapter->phy.link_speed < 0) {
619 status = be_cmd_link_status_query(adapter, &link_speed,
622 be_link_status_update(adapter, link_status);
623 cmd->base.speed = link_speed;
625 status = be_cmd_get_phy_info(adapter);
627 auto_speeds = adapter->phy.auto_speeds_supported;
628 fixed_speeds = adapter->phy.fixed_speeds_supported;
630 be_cmd_query_cable_type(adapter);
633 convert_to_et_setting(adapter,
637 convert_to_et_setting(adapter, auto_speeds);
639 cmd->base.port = be_get_port_type(adapter);
641 if (adapter->phy.auto_speeds_supported) {
642 supported |= SUPPORTED_Autoneg;
643 cmd->base.autoneg = AUTONEG_ENABLE;
644 advertising |= ADVERTISED_Autoneg;
647 supported |= SUPPORTED_Pause;
648 if (be_pause_supported(adapter))
649 advertising |= ADVERTISED_Pause;
651 cmd->base.port = PORT_OTHER;
652 cmd->base.autoneg = AUTONEG_DISABLE;
655 /* Save for future use */
656 adapter->phy.link_speed = cmd->base.speed;
657 adapter->phy.port_type = cmd->base.port;
658 adapter->phy.autoneg = cmd->base.autoneg;
659 adapter->phy.advertising = advertising;
660 adapter->phy.supported = supported;
662 cmd->base.speed = adapter->phy.link_speed;
663 cmd->base.port = adapter->phy.port_type;
664 cmd->base.autoneg = adapter->phy.autoneg;
665 advertising = adapter->phy.advertising;
666 supported = adapter->phy.supported;
669 cmd->base.duplex = netif_carrier_ok(netdev) ?
670 DUPLEX_FULL : DUPLEX_UNKNOWN;
671 cmd->base.phy_address = adapter->port_num;
673 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
675 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
681 static void be_get_ringparam(struct net_device *netdev,
682 struct ethtool_ringparam *ring)
684 struct be_adapter *adapter = netdev_priv(netdev);
686 ring->rx_max_pending = adapter->rx_obj[0].q.len;
687 ring->rx_pending = adapter->rx_obj[0].q.len;
688 ring->tx_max_pending = adapter->tx_obj[0].q.len;
689 ring->tx_pending = adapter->tx_obj[0].q.len;
693 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
695 struct be_adapter *adapter = netdev_priv(netdev);
697 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
698 ecmd->autoneg = adapter->phy.fc_autoneg;
702 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
704 struct be_adapter *adapter = netdev_priv(netdev);
707 if (ecmd->autoneg != adapter->phy.fc_autoneg)
710 status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
713 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
714 return be_cmd_status(status);
717 adapter->tx_fc = ecmd->tx_pause;
718 adapter->rx_fc = ecmd->rx_pause;
722 static int be_set_phys_id(struct net_device *netdev,
723 enum ethtool_phys_id_state state)
725 struct be_adapter *adapter = netdev_priv(netdev);
729 case ETHTOOL_ID_ACTIVE:
730 status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
731 &adapter->beacon_state);
733 return be_cmd_status(status);
734 return 1; /* cycle on/off once per second */
737 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
738 0, 0, BEACON_STATE_ENABLED);
742 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
743 0, 0, BEACON_STATE_DISABLED);
746 case ETHTOOL_ID_INACTIVE:
747 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
748 0, 0, adapter->beacon_state);
751 return be_cmd_status(status);
754 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
756 struct be_adapter *adapter = netdev_priv(netdev);
757 struct device *dev = &adapter->pdev->dev;
760 if (!lancer_chip(adapter) ||
761 !check_privilege(adapter, MAX_PRIVILEGES))
764 switch (dump->flag) {
765 case LANCER_INITIATE_FW_DUMP:
766 status = lancer_initiate_dump(adapter);
768 dev_info(dev, "FW dump initiated successfully\n");
770 case LANCER_DELETE_FW_DUMP:
771 status = lancer_delete_dump(adapter);
773 dev_info(dev, "FW dump deleted successfully\n");
776 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
782 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
784 struct be_adapter *adapter = netdev_priv(netdev);
786 if (adapter->wol_cap & BE_WOL_CAP) {
787 wol->supported |= WAKE_MAGIC;
789 wol->wolopts |= WAKE_MAGIC;
793 memset(&wol->sopass, 0, sizeof(wol->sopass));
796 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
798 struct be_adapter *adapter = netdev_priv(netdev);
799 struct device *dev = &adapter->pdev->dev;
800 struct be_dma_mem cmd;
805 if (wol->wolopts & ~WAKE_MAGIC)
808 if (!(adapter->wol_cap & BE_WOL_CAP)) {
809 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
813 cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config);
814 cmd.va = dma_alloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL);
820 enable = wol->wolopts & WAKE_MAGIC;
822 ether_addr_copy(mac, adapter->netdev->dev_addr);
824 status = be_cmd_enable_magic_wol(adapter, mac, &cmd);
826 dev_err(dev, "Could not set Wake-on-lan mac address\n");
827 status = be_cmd_status(status);
831 pci_enable_wake(adapter->pdev, PCI_D3hot, enable);
832 pci_enable_wake(adapter->pdev, PCI_D3cold, enable);
834 adapter->wol_en = enable ? true : false;
837 dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma);
841 static int be_test_ddr_dma(struct be_adapter *adapter)
844 struct be_dma_mem ddrdma_cmd;
845 static const u64 pattern[2] = {
846 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
849 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
850 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
851 ddrdma_cmd.size, &ddrdma_cmd.dma,
856 for (i = 0; i < 2; i++) {
857 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
864 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
866 return be_cmd_status(ret);
869 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
874 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
879 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
880 loopback_type, 1500, 2, 0xabc);
882 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
890 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
893 struct be_adapter *adapter = netdev_priv(netdev);
897 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
898 dev_err(&adapter->pdev->dev, "Self test not supported\n");
899 test->flags |= ETH_TEST_FL_FAILED;
903 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
905 if (test->flags & ETH_TEST_FL_OFFLINE) {
906 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
907 test->flags |= ETH_TEST_FL_FAILED;
909 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
910 test->flags |= ETH_TEST_FL_FAILED;
912 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
913 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
915 test->flags |= ETH_TEST_FL_FAILED;
916 test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
920 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
922 test->flags |= ETH_TEST_FL_FAILED;
925 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
927 test->flags |= ETH_TEST_FL_FAILED;
929 } else if (!link_status) {
930 test->flags |= ETH_TEST_FL_FAILED;
935 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
937 struct be_adapter *adapter = netdev_priv(netdev);
939 return be_load_fw(adapter, efl->data);
943 be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
945 struct be_adapter *adapter = netdev_priv(netdev);
947 if (!check_privilege(adapter, MAX_PRIVILEGES))
950 dump->len = be_get_dump_len(adapter);
952 dump->flag = 0x1; /* FW dump is enabled */
957 be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
960 struct be_adapter *adapter = netdev_priv(netdev);
963 if (!check_privilege(adapter, MAX_PRIVILEGES))
966 status = be_read_dump_data(adapter, dump->len, buf);
967 return be_cmd_status(status);
970 static int be_get_eeprom_len(struct net_device *netdev)
972 struct be_adapter *adapter = netdev_priv(netdev);
974 if (!check_privilege(adapter, MAX_PRIVILEGES))
977 if (lancer_chip(adapter)) {
978 if (be_physfn(adapter))
979 return lancer_cmd_get_file_len(adapter,
982 return lancer_cmd_get_file_len(adapter,
985 return BE_READ_SEEPROM_LEN;
989 static int be_read_eeprom(struct net_device *netdev,
990 struct ethtool_eeprom *eeprom, uint8_t *data)
992 struct be_adapter *adapter = netdev_priv(netdev);
993 struct be_dma_mem eeprom_cmd;
994 struct be_cmd_resp_seeprom_read *resp;
1000 if (lancer_chip(adapter)) {
1001 if (be_physfn(adapter))
1002 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
1005 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
1009 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
1011 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
1012 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
1013 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
1014 eeprom_cmd.size, &eeprom_cmd.dma,
1020 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
1023 resp = eeprom_cmd.va;
1024 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
1026 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
1029 return be_cmd_status(status);
1032 static u32 be_get_msg_level(struct net_device *netdev)
1034 struct be_adapter *adapter = netdev_priv(netdev);
1036 return adapter->msg_enable;
1039 static void be_set_msg_level(struct net_device *netdev, u32 level)
1041 struct be_adapter *adapter = netdev_priv(netdev);
1043 if (adapter->msg_enable == level)
1046 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
1047 if (BEx_chip(adapter))
1048 be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
1049 FW_LOG_LEVEL_DEFAULT :
1050 FW_LOG_LEVEL_FATAL);
1051 adapter->msg_enable = level;
1054 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
1058 switch (flow_type) {
1060 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1061 data |= RXH_IP_DST | RXH_IP_SRC;
1062 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1063 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1066 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1067 data |= RXH_IP_DST | RXH_IP_SRC;
1068 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1069 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1072 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1073 data |= RXH_IP_DST | RXH_IP_SRC;
1074 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1075 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1078 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1079 data |= RXH_IP_DST | RXH_IP_SRC;
1080 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1081 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1088 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1091 struct be_adapter *adapter = netdev_priv(netdev);
1093 if (!be_multi_rxq(adapter)) {
1094 dev_info(&adapter->pdev->dev,
1095 "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1101 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1103 case ETHTOOL_GRXRINGS:
1104 cmd->data = adapter->num_rx_qs - 1;
1113 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1114 struct ethtool_rxnfc *cmd)
1117 u32 rss_flags = adapter->rss_info.rss_flags;
1119 if (cmd->data != L3_RSS_FLAGS &&
1120 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1123 switch (cmd->flow_type) {
1125 if (cmd->data == L3_RSS_FLAGS)
1126 rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1127 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1128 rss_flags |= RSS_ENABLE_IPV4 |
1129 RSS_ENABLE_TCP_IPV4;
1132 if (cmd->data == L3_RSS_FLAGS)
1133 rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1134 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1135 rss_flags |= RSS_ENABLE_IPV6 |
1136 RSS_ENABLE_TCP_IPV6;
1139 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1143 if (cmd->data == L3_RSS_FLAGS)
1144 rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1145 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1146 rss_flags |= RSS_ENABLE_IPV4 |
1147 RSS_ENABLE_UDP_IPV4;
1150 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1154 if (cmd->data == L3_RSS_FLAGS)
1155 rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1156 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1157 rss_flags |= RSS_ENABLE_IPV6 |
1158 RSS_ENABLE_UDP_IPV6;
1164 if (rss_flags == adapter->rss_info.rss_flags)
1167 status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1168 rss_flags, RSS_INDIR_TABLE_LEN,
1169 adapter->rss_info.rss_hkey);
1171 adapter->rss_info.rss_flags = rss_flags;
1173 return be_cmd_status(status);
1176 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1178 struct be_adapter *adapter = netdev_priv(netdev);
1181 if (!be_multi_rxq(adapter)) {
1182 dev_err(&adapter->pdev->dev,
1183 "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1189 status = be_set_rss_hash_opts(adapter, cmd);
1198 static void be_get_channels(struct net_device *netdev,
1199 struct ethtool_channels *ch)
1201 struct be_adapter *adapter = netdev_priv(netdev);
1202 u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1);
1204 /* num_tx_qs is always same as the number of irqs used for TX */
1205 ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs);
1206 ch->rx_count = num_rx_irqs - ch->combined_count;
1207 ch->tx_count = adapter->num_tx_qs - ch->combined_count;
1209 ch->max_combined = be_max_qp_irqs(adapter);
1210 /* The user must create atleast one combined channel */
1211 ch->max_rx = be_max_rx_irqs(adapter) - 1;
1212 ch->max_tx = be_max_tx_irqs(adapter) - 1;
1215 static int be_set_channels(struct net_device *netdev,
1216 struct ethtool_channels *ch)
1218 struct be_adapter *adapter = netdev_priv(netdev);
1221 /* we support either only combined channels or a combination of
1222 * combined and either RX-only or TX-only channels.
1224 if (ch->other_count || !ch->combined_count ||
1225 (ch->rx_count && ch->tx_count))
1228 if (ch->combined_count > be_max_qp_irqs(adapter) ||
1230 (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) ||
1232 (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter)))
1235 adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count;
1236 adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count;
1238 status = be_update_queues(adapter);
1239 return be_cmd_status(status);
1242 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1244 return RSS_INDIR_TABLE_LEN;
1247 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1249 return RSS_HASH_KEY_LEN;
1252 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1255 struct be_adapter *adapter = netdev_priv(netdev);
1257 struct rss_info *rss = &adapter->rss_info;
1260 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1261 indir[i] = rss->rss_queue[i];
1265 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1268 *hfunc = ETH_RSS_HASH_TOP;
1273 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1274 const u8 *hkey, const u8 hfunc)
1277 struct be_adapter *adapter = netdev_priv(netdev);
1278 u8 rsstable[RSS_INDIR_TABLE_LEN];
1280 /* We do not allow change in unsupported parameters */
1281 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1285 struct be_rx_obj *rxo;
1287 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1289 rxo = &adapter->rx_obj[j];
1290 rsstable[i] = rxo->rss_id;
1291 adapter->rss_info.rss_queue[i] = j;
1294 memcpy(rsstable, adapter->rss_info.rsstable,
1295 RSS_INDIR_TABLE_LEN);
1299 hkey = adapter->rss_info.rss_hkey;
1301 rc = be_cmd_rss_config(adapter, rsstable,
1302 adapter->rss_info.rss_flags,
1303 RSS_INDIR_TABLE_LEN, hkey);
1305 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1308 memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1309 memcpy(adapter->rss_info.rsstable, rsstable,
1310 RSS_INDIR_TABLE_LEN);
1314 static int be_get_module_info(struct net_device *netdev,
1315 struct ethtool_modinfo *modinfo)
1317 struct be_adapter *adapter = netdev_priv(netdev);
1318 u8 page_data[PAGE_DATA_LEN];
1321 if (!check_privilege(adapter, MAX_PRIVILEGES))
1324 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1327 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1328 modinfo->type = ETH_MODULE_SFF_8079;
1329 modinfo->eeprom_len = PAGE_DATA_LEN;
1331 modinfo->type = ETH_MODULE_SFF_8472;
1332 modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1335 return be_cmd_status(status);
1338 static int be_get_module_eeprom(struct net_device *netdev,
1339 struct ethtool_eeprom *eeprom, u8 *data)
1341 struct be_adapter *adapter = netdev_priv(netdev);
1344 if (!check_privilege(adapter, MAX_PRIVILEGES))
1347 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1352 if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1353 status = be_cmd_read_port_transceiver_data(adapter,
1361 memcpy(data, data + eeprom->offset, eeprom->len);
1363 return be_cmd_status(status);
1366 static u32 be_get_priv_flags(struct net_device *netdev)
1368 struct be_adapter *adapter = netdev_priv(netdev);
1370 return adapter->priv_flags;
1373 static int be_set_priv_flags(struct net_device *netdev, u32 flags)
1375 struct be_adapter *adapter = netdev_priv(netdev);
1376 bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY);
1377 bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY);
1379 if (tpe_old != tpe_new) {
1381 adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY;
1382 dev_info(&adapter->pdev->dev,
1383 "HW error recovery is disabled\n");
1385 adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY;
1386 dev_info(&adapter->pdev->dev,
1387 "HW error recovery is enabled\n");
1394 const struct ethtool_ops be_ethtool_ops = {
1395 .get_drvinfo = be_get_drvinfo,
1396 .get_wol = be_get_wol,
1397 .set_wol = be_set_wol,
1398 .get_link = ethtool_op_get_link,
1399 .get_eeprom_len = be_get_eeprom_len,
1400 .get_eeprom = be_read_eeprom,
1401 .get_coalesce = be_get_coalesce,
1402 .set_coalesce = be_set_coalesce,
1403 .get_ringparam = be_get_ringparam,
1404 .get_pauseparam = be_get_pauseparam,
1405 .set_pauseparam = be_set_pauseparam,
1406 .set_priv_flags = be_set_priv_flags,
1407 .get_priv_flags = be_get_priv_flags,
1408 .get_strings = be_get_stat_strings,
1409 .set_phys_id = be_set_phys_id,
1410 .set_dump = be_set_dump,
1411 .get_msglevel = be_get_msg_level,
1412 .set_msglevel = be_set_msg_level,
1413 .get_sset_count = be_get_sset_count,
1414 .get_ethtool_stats = be_get_ethtool_stats,
1415 .flash_device = be_do_flash,
1416 .self_test = be_self_test,
1417 .get_rxnfc = be_get_rxnfc,
1418 .set_rxnfc = be_set_rxnfc,
1419 .get_rxfh_indir_size = be_get_rxfh_indir_size,
1420 .get_rxfh_key_size = be_get_rxfh_key_size,
1421 .get_rxfh = be_get_rxfh,
1422 .set_rxfh = be_set_rxfh,
1423 .get_dump_flag = be_get_dump_flag,
1424 .get_dump_data = be_get_dump_data,
1425 .get_channels = be_get_channels,
1426 .set_channels = be_set_channels,
1427 .get_module_info = be_get_module_info,
1428 .get_module_eeprom = be_get_module_eeprom,
1429 .get_link_ksettings = be_get_link_ksettings,