2 * Copyright (C) 2005 - 2011 Emulex
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation. The full GNU General
8 * Public License is included in this distribution in the file called COPYING.
10 * Contact Information:
11 * linux-drivers@emulex.com
15 * Costa Mesa, CA 92626
20 #include <linux/ethtool.h>
22 struct be_ethtool_stat {
23 char desc[ETH_GSTRING_LEN];
29 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
31 offsetof(_struct, field)
32 #define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\
33 FIELDINFO(struct be_tx_stats, field)
34 #define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\
35 FIELDINFO(struct be_rx_stats, field)
36 #define DRVSTAT_INFO(field) #field, DRVSTAT,\
37 FIELDINFO(struct be_drv_stats, field)
39 static const struct be_ethtool_stat et_stats[] = {
40 {DRVSTAT_INFO(tx_events)},
41 {DRVSTAT_INFO(rx_crc_errors)},
42 {DRVSTAT_INFO(rx_alignment_symbol_errors)},
43 {DRVSTAT_INFO(rx_pause_frames)},
44 {DRVSTAT_INFO(rx_control_frames)},
45 {DRVSTAT_INFO(rx_in_range_errors)},
46 {DRVSTAT_INFO(rx_out_range_errors)},
47 {DRVSTAT_INFO(rx_frame_too_long)},
48 {DRVSTAT_INFO(rx_address_match_errors)},
49 {DRVSTAT_INFO(rx_dropped_too_small)},
50 {DRVSTAT_INFO(rx_dropped_too_short)},
51 {DRVSTAT_INFO(rx_dropped_header_too_small)},
52 {DRVSTAT_INFO(rx_dropped_tcp_length)},
53 {DRVSTAT_INFO(rx_dropped_runt)},
54 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
55 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
56 {DRVSTAT_INFO(rx_ip_checksum_errs)},
57 {DRVSTAT_INFO(rx_tcp_checksum_errs)},
58 {DRVSTAT_INFO(rx_udp_checksum_errs)},
59 {DRVSTAT_INFO(tx_pauseframes)},
60 {DRVSTAT_INFO(tx_controlframes)},
61 {DRVSTAT_INFO(rx_priority_pause_frames)},
62 {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
63 {DRVSTAT_INFO(jabber_events)},
64 {DRVSTAT_INFO(rx_drops_no_pbuf)},
65 {DRVSTAT_INFO(rx_drops_no_txpb)},
66 {DRVSTAT_INFO(rx_drops_no_erx_descr)},
67 {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
68 {DRVSTAT_INFO(rx_drops_too_many_frags)},
69 {DRVSTAT_INFO(rx_drops_invalid_ring)},
70 {DRVSTAT_INFO(forwarded_packets)},
71 {DRVSTAT_INFO(rx_drops_mtu)},
72 {DRVSTAT_INFO(eth_red_drops)},
73 {DRVSTAT_INFO(be_on_die_temperature)}
75 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
77 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
78 * are first and second members respectively.
80 static const struct be_ethtool_stat et_rx_stats[] = {
81 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
82 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
83 {DRVSTAT_RX_INFO(rx_polls)},
84 {DRVSTAT_RX_INFO(rx_events)},
85 {DRVSTAT_RX_INFO(rx_compl)},
86 {DRVSTAT_RX_INFO(rx_mcast_pkts)},
87 {DRVSTAT_RX_INFO(rx_post_fail)},
88 {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
89 {DRVSTAT_RX_INFO(rx_drops_no_frags)}
91 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
93 /* Stats related to multi TX queues: get_stats routine assumes compl is the
96 static const struct be_ethtool_stat et_tx_stats[] = {
97 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
98 {DRVSTAT_TX_INFO(tx_bytes)},
99 {DRVSTAT_TX_INFO(tx_pkts)},
100 {DRVSTAT_TX_INFO(tx_reqs)},
101 {DRVSTAT_TX_INFO(tx_wrbs)},
102 {DRVSTAT_TX_INFO(tx_compl)},
103 {DRVSTAT_TX_INFO(tx_stops)}
105 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
107 static const char et_self_tests[][ETH_GSTRING_LEN] = {
110 "External Loopback test",
115 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
116 #define BE_MAC_LOOPBACK 0x0
117 #define BE_PHY_LOOPBACK 0x1
118 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
119 #define BE_NO_LOOPBACK 0xff
121 static void be_get_drvinfo(struct net_device *netdev,
122 struct ethtool_drvinfo *drvinfo)
124 struct be_adapter *adapter = netdev_priv(netdev);
125 char fw_on_flash[FW_VER_LEN];
127 memset(fw_on_flash, 0 , sizeof(fw_on_flash));
128 be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
130 strcpy(drvinfo->driver, DRV_NAME);
131 strcpy(drvinfo->version, DRV_VER);
132 strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
133 if (memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN) != 0) {
134 strcat(drvinfo->fw_version, " [");
135 strcat(drvinfo->fw_version, fw_on_flash);
136 strcat(drvinfo->fw_version, "]");
139 strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
140 drvinfo->testinfo_len = 0;
141 drvinfo->regdump_len = 0;
142 drvinfo->eedump_len = 0;
146 be_get_reg_len(struct net_device *netdev)
148 struct be_adapter *adapter = netdev_priv(netdev);
151 if (be_physfn(adapter))
152 be_cmd_get_reg_len(adapter, &log_size);
158 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
160 struct be_adapter *adapter = netdev_priv(netdev);
162 if (be_physfn(adapter)) {
163 memset(buf, 0, regs->len);
164 be_cmd_get_regs(adapter, regs->len, buf);
169 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
171 struct be_adapter *adapter = netdev_priv(netdev);
172 struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
173 struct be_eq_obj *tx_eq = &adapter->tx_eq;
175 coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
176 coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
177 coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
179 coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
180 coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
181 coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
183 coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
184 coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
190 * This routine is used to set interrup coalescing delay
193 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
195 struct be_adapter *adapter = netdev_priv(netdev);
196 struct be_rx_obj *rxo;
197 struct be_eq_obj *rx_eq;
198 struct be_eq_obj *tx_eq = &adapter->tx_eq;
199 u32 rx_max, rx_min, rx_cur;
203 if (coalesce->use_adaptive_tx_coalesce == 1)
206 for_all_rx_queues(adapter, rxo, i) {
209 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
211 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
213 rx_max = coalesce->rx_coalesce_usecs_high;
214 rx_min = coalesce->rx_coalesce_usecs_low;
215 rx_cur = coalesce->rx_coalesce_usecs;
217 if (rx_eq->enable_aic) {
218 if (rx_max > BE_MAX_EQD)
222 rx_eq->max_eqd = rx_max;
223 rx_eq->min_eqd = rx_min;
224 if (rx_eq->cur_eqd > rx_max)
225 rx_eq->cur_eqd = rx_max;
226 if (rx_eq->cur_eqd < rx_min)
227 rx_eq->cur_eqd = rx_min;
229 if (rx_cur > BE_MAX_EQD)
231 if (rx_eq->cur_eqd != rx_cur) {
232 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
235 rx_eq->cur_eqd = rx_cur;
240 tx_cur = coalesce->tx_coalesce_usecs;
242 if (tx_cur > BE_MAX_EQD)
244 if (tx_eq->cur_eqd != tx_cur) {
245 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
247 tx_eq->cur_eqd = tx_cur;
254 be_get_ethtool_stats(struct net_device *netdev,
255 struct ethtool_stats *stats, uint64_t *data)
257 struct be_adapter *adapter = netdev_priv(netdev);
258 struct be_rx_obj *rxo;
259 struct be_tx_obj *txo;
261 unsigned int i, j, base = 0, start;
263 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
264 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
267 base += ETHTOOL_STATS_NUM;
269 for_all_rx_queues(adapter, rxo, j) {
270 struct be_rx_stats *stats = rx_stats(rxo);
273 start = u64_stats_fetch_begin_bh(&stats->sync);
274 data[base] = stats->rx_bytes;
275 data[base + 1] = stats->rx_pkts;
276 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
278 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
279 p = (u8 *)stats + et_rx_stats[i].offset;
280 data[base + i] = *(u32 *)p;
282 base += ETHTOOL_RXSTATS_NUM;
285 for_all_tx_queues(adapter, txo, j) {
286 struct be_tx_stats *stats = tx_stats(txo);
289 start = u64_stats_fetch_begin_bh(&stats->sync_compl);
290 data[base] = stats->tx_compl;
291 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
294 start = u64_stats_fetch_begin_bh(&stats->sync);
295 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
296 p = (u8 *)stats + et_tx_stats[i].offset;
298 (et_tx_stats[i].size == sizeof(u64)) ?
299 *(u64 *)p : *(u32 *)p;
301 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
302 base += ETHTOOL_TXSTATS_NUM;
307 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
310 struct be_adapter *adapter = netdev_priv(netdev);
315 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
316 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
317 data += ETH_GSTRING_LEN;
319 for (i = 0; i < adapter->num_rx_qs; i++) {
320 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
321 sprintf(data, "rxq%d: %s", i,
322 et_rx_stats[j].desc);
323 data += ETH_GSTRING_LEN;
326 for (i = 0; i < adapter->num_tx_qs; i++) {
327 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
328 sprintf(data, "txq%d: %s", i,
329 et_tx_stats[j].desc);
330 data += ETH_GSTRING_LEN;
335 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
336 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
337 data += ETH_GSTRING_LEN;
343 static int be_get_sset_count(struct net_device *netdev, int stringset)
345 struct be_adapter *adapter = netdev_priv(netdev);
349 return ETHTOOL_TESTS_NUM;
351 return ETHTOOL_STATS_NUM +
352 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
353 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
359 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
361 struct be_adapter *adapter = netdev_priv(netdev);
362 struct be_phy_info phy_info;
367 if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
368 status = be_cmd_link_status_query(adapter, &mac_speed,
371 /* link_speed is in units of 10 Mbps */
373 ethtool_cmd_speed_set(ecmd, link_speed*10);
376 case PHY_LINK_SPEED_10MBPS:
377 ethtool_cmd_speed_set(ecmd, SPEED_10);
379 case PHY_LINK_SPEED_100MBPS:
380 ethtool_cmd_speed_set(ecmd, SPEED_100);
382 case PHY_LINK_SPEED_1GBPS:
383 ethtool_cmd_speed_set(ecmd, SPEED_1000);
385 case PHY_LINK_SPEED_10GBPS:
386 ethtool_cmd_speed_set(ecmd, SPEED_10000);
388 case PHY_LINK_SPEED_ZERO:
389 ethtool_cmd_speed_set(ecmd, 0);
394 status = be_cmd_get_phy_info(adapter, &phy_info);
396 switch (phy_info.interface_type) {
397 case PHY_TYPE_XFP_10GB:
398 case PHY_TYPE_SFP_1GB:
399 case PHY_TYPE_SFP_PLUS_10GB:
400 ecmd->port = PORT_FIBRE;
403 ecmd->port = PORT_TP;
407 switch (phy_info.interface_type) {
408 case PHY_TYPE_KR_10GB:
409 case PHY_TYPE_KX4_10GB:
410 ecmd->autoneg = AUTONEG_ENABLE;
411 ecmd->transceiver = XCVR_INTERNAL;
414 ecmd->autoneg = AUTONEG_DISABLE;
415 ecmd->transceiver = XCVR_EXTERNAL;
420 /* Save for future use */
421 adapter->link_speed = ethtool_cmd_speed(ecmd);
422 adapter->port_type = ecmd->port;
423 adapter->transceiver = ecmd->transceiver;
424 adapter->autoneg = ecmd->autoneg;
426 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
427 ecmd->port = adapter->port_type;
428 ecmd->transceiver = adapter->transceiver;
429 ecmd->autoneg = adapter->autoneg;
432 ecmd->duplex = DUPLEX_FULL;
433 ecmd->phy_address = adapter->port_num;
434 switch (ecmd->port) {
436 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
439 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
442 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
447 ecmd->supported |= SUPPORTED_1000baseT_Full;
448 ecmd->supported |= SUPPORTED_Autoneg;
449 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
450 ADVERTISED_1000baseT_Full);
457 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
459 struct be_adapter *adapter = netdev_priv(netdev);
461 ring->rx_max_pending = adapter->rx_obj[0].q.len;
462 ring->tx_max_pending = adapter->tx_obj[0].q.len;
464 ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
465 ring->tx_pending = atomic_read(&adapter->tx_obj[0].q.used);
469 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
471 struct be_adapter *adapter = netdev_priv(netdev);
473 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
478 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
480 struct be_adapter *adapter = netdev_priv(netdev);
483 if (ecmd->autoneg != 0)
485 adapter->tx_fc = ecmd->tx_pause;
486 adapter->rx_fc = ecmd->rx_pause;
488 status = be_cmd_set_flow_control(adapter,
489 adapter->tx_fc, adapter->rx_fc);
491 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
497 be_set_phys_id(struct net_device *netdev,
498 enum ethtool_phys_id_state state)
500 struct be_adapter *adapter = netdev_priv(netdev);
503 case ETHTOOL_ID_ACTIVE:
504 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
505 &adapter->beacon_state);
506 return 1; /* cycle on/off once per second */
509 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
510 BEACON_STATE_ENABLED);
514 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
515 BEACON_STATE_DISABLED);
518 case ETHTOOL_ID_INACTIVE:
519 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
520 adapter->beacon_state);
527 be_is_wol_supported(struct be_adapter *adapter)
529 if (!be_physfn(adapter))
536 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
538 struct be_adapter *adapter = netdev_priv(netdev);
540 if (be_is_wol_supported(adapter))
541 wol->supported = WAKE_MAGIC;
544 wol->wolopts = WAKE_MAGIC;
547 memset(&wol->sopass, 0, sizeof(wol->sopass));
551 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
553 struct be_adapter *adapter = netdev_priv(netdev);
555 if (wol->wolopts & ~WAKE_MAGIC)
558 if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
561 adapter->wol = false;
567 be_test_ddr_dma(struct be_adapter *adapter)
570 struct be_dma_mem ddrdma_cmd;
571 static const u64 pattern[2] = {
572 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
575 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
576 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
577 &ddrdma_cmd.dma, GFP_KERNEL);
578 if (!ddrdma_cmd.va) {
579 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
583 for (i = 0; i < 2; i++) {
584 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
591 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
596 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
599 be_cmd_set_loopback(adapter, adapter->hba_port_num,
601 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
604 be_cmd_set_loopback(adapter, adapter->hba_port_num,
610 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
612 struct be_adapter *adapter = netdev_priv(netdev);
614 u16 qos_link_speed = 0;
616 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
618 if (test->flags & ETH_TEST_FL_OFFLINE) {
619 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
621 test->flags |= ETH_TEST_FL_FAILED;
623 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
625 test->flags |= ETH_TEST_FL_FAILED;
627 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
629 test->flags |= ETH_TEST_FL_FAILED;
633 if (be_test_ddr_dma(adapter) != 0) {
635 test->flags |= ETH_TEST_FL_FAILED;
638 if (be_cmd_link_status_query(adapter, &mac_speed,
639 &qos_link_speed, 0) != 0) {
640 test->flags |= ETH_TEST_FL_FAILED;
642 } else if (!mac_speed) {
643 test->flags |= ETH_TEST_FL_FAILED;
649 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
651 struct be_adapter *adapter = netdev_priv(netdev);
652 char file_name[ETHTOOL_FLASH_MAX_FILENAME];
654 file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
655 strcpy(file_name, efl->data);
657 return be_load_fw(adapter, file_name);
661 be_get_eeprom_len(struct net_device *netdev)
663 return BE_READ_SEEPROM_LEN;
667 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
670 struct be_adapter *adapter = netdev_priv(netdev);
671 struct be_dma_mem eeprom_cmd;
672 struct be_cmd_resp_seeprom_read *resp;
678 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
680 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
681 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
682 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
683 &eeprom_cmd.dma, GFP_KERNEL);
685 if (!eeprom_cmd.va) {
686 dev_err(&adapter->pdev->dev,
687 "Memory allocation failure. Could not read eeprom\n");
691 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
694 resp = eeprom_cmd.va;
695 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
697 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
703 const struct ethtool_ops be_ethtool_ops = {
704 .get_settings = be_get_settings,
705 .get_drvinfo = be_get_drvinfo,
706 .get_wol = be_get_wol,
707 .set_wol = be_set_wol,
708 .get_link = ethtool_op_get_link,
709 .get_eeprom_len = be_get_eeprom_len,
710 .get_eeprom = be_read_eeprom,
711 .get_coalesce = be_get_coalesce,
712 .set_coalesce = be_set_coalesce,
713 .get_ringparam = be_get_ringparam,
714 .get_pauseparam = be_get_pauseparam,
715 .set_pauseparam = be_set_pauseparam,
716 .get_strings = be_get_stat_strings,
717 .set_phys_id = be_set_phys_id,
718 .get_sset_count = be_get_sset_count,
719 .get_ethtool_stats = be_get_ethtool_stats,
720 .get_regs_len = be_get_reg_len,
721 .get_regs = be_get_regs,
722 .flash_device = be_do_flash,
723 .self_test = be_self_test,