1 /*******************************************************************************
3 Intel PRO/1000 Linux driver
4 Copyright(c) 1999 - 2013 Intel Corporation.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
23 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
29 /* ethtool support for e1000 */
31 #include <linux/netdevice.h>
32 #include <linux/interrupt.h>
33 #include <linux/ethtool.h>
34 #include <linux/pci.h>
35 #include <linux/slab.h>
36 #include <linux/delay.h>
37 #include <linux/vmalloc.h>
38 #include <linux/pm_runtime.h>
42 enum { NETDEV_STATS, E1000_STATS };
45 char stat_string[ETH_GSTRING_LEN];
51 #define E1000_STAT(str, m) { \
53 .type = E1000_STATS, \
54 .sizeof_stat = sizeof(((struct e1000_adapter *)0)->m), \
55 .stat_offset = offsetof(struct e1000_adapter, m) }
56 #define E1000_NETDEV_STAT(str, m) { \
58 .type = NETDEV_STATS, \
59 .sizeof_stat = sizeof(((struct rtnl_link_stats64 *)0)->m), \
60 .stat_offset = offsetof(struct rtnl_link_stats64, m) }
62 static const struct e1000_stats e1000_gstrings_stats[] = {
63 E1000_STAT("rx_packets", stats.gprc),
64 E1000_STAT("tx_packets", stats.gptc),
65 E1000_STAT("rx_bytes", stats.gorc),
66 E1000_STAT("tx_bytes", stats.gotc),
67 E1000_STAT("rx_broadcast", stats.bprc),
68 E1000_STAT("tx_broadcast", stats.bptc),
69 E1000_STAT("rx_multicast", stats.mprc),
70 E1000_STAT("tx_multicast", stats.mptc),
71 E1000_NETDEV_STAT("rx_errors", rx_errors),
72 E1000_NETDEV_STAT("tx_errors", tx_errors),
73 E1000_NETDEV_STAT("tx_dropped", tx_dropped),
74 E1000_STAT("multicast", stats.mprc),
75 E1000_STAT("collisions", stats.colc),
76 E1000_NETDEV_STAT("rx_length_errors", rx_length_errors),
77 E1000_NETDEV_STAT("rx_over_errors", rx_over_errors),
78 E1000_STAT("rx_crc_errors", stats.crcerrs),
79 E1000_NETDEV_STAT("rx_frame_errors", rx_frame_errors),
80 E1000_STAT("rx_no_buffer_count", stats.rnbc),
81 E1000_STAT("rx_missed_errors", stats.mpc),
82 E1000_STAT("tx_aborted_errors", stats.ecol),
83 E1000_STAT("tx_carrier_errors", stats.tncrs),
84 E1000_NETDEV_STAT("tx_fifo_errors", tx_fifo_errors),
85 E1000_NETDEV_STAT("tx_heartbeat_errors", tx_heartbeat_errors),
86 E1000_STAT("tx_window_errors", stats.latecol),
87 E1000_STAT("tx_abort_late_coll", stats.latecol),
88 E1000_STAT("tx_deferred_ok", stats.dc),
89 E1000_STAT("tx_single_coll_ok", stats.scc),
90 E1000_STAT("tx_multi_coll_ok", stats.mcc),
91 E1000_STAT("tx_timeout_count", tx_timeout_count),
92 E1000_STAT("tx_restart_queue", restart_queue),
93 E1000_STAT("rx_long_length_errors", stats.roc),
94 E1000_STAT("rx_short_length_errors", stats.ruc),
95 E1000_STAT("rx_align_errors", stats.algnerrc),
96 E1000_STAT("tx_tcp_seg_good", stats.tsctc),
97 E1000_STAT("tx_tcp_seg_failed", stats.tsctfc),
98 E1000_STAT("rx_flow_control_xon", stats.xonrxc),
99 E1000_STAT("rx_flow_control_xoff", stats.xoffrxc),
100 E1000_STAT("tx_flow_control_xon", stats.xontxc),
101 E1000_STAT("tx_flow_control_xoff", stats.xofftxc),
102 E1000_STAT("rx_csum_offload_good", hw_csum_good),
103 E1000_STAT("rx_csum_offload_errors", hw_csum_err),
104 E1000_STAT("rx_header_split", rx_hdr_split),
105 E1000_STAT("alloc_rx_buff_failed", alloc_rx_buff_failed),
106 E1000_STAT("tx_smbus", stats.mgptc),
107 E1000_STAT("rx_smbus", stats.mgprc),
108 E1000_STAT("dropped_smbus", stats.mgpdc),
109 E1000_STAT("rx_dma_failed", rx_dma_failed),
110 E1000_STAT("tx_dma_failed", tx_dma_failed),
111 E1000_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
112 E1000_STAT("uncorr_ecc_errors", uncorr_errors),
113 E1000_STAT("corr_ecc_errors", corr_errors),
116 #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats)
117 #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN)
118 static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
119 "Register test (offline)", "Eeprom test (offline)",
120 "Interrupt test (offline)", "Loopback test (offline)",
121 "Link test (on/offline)"
124 #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test)
126 static int e1000_get_settings(struct net_device *netdev,
127 struct ethtool_cmd *ecmd)
129 struct e1000_adapter *adapter = netdev_priv(netdev);
130 struct e1000_hw *hw = &adapter->hw;
133 if (hw->phy.media_type == e1000_media_type_copper) {
134 ecmd->supported = (SUPPORTED_10baseT_Half |
135 SUPPORTED_10baseT_Full |
136 SUPPORTED_100baseT_Half |
137 SUPPORTED_100baseT_Full |
138 SUPPORTED_1000baseT_Full |
141 if (hw->phy.type == e1000_phy_ife)
142 ecmd->supported &= ~SUPPORTED_1000baseT_Full;
143 ecmd->advertising = ADVERTISED_TP;
145 if (hw->mac.autoneg == 1) {
146 ecmd->advertising |= ADVERTISED_Autoneg;
147 /* the e1000 autoneg seems to match ethtool nicely */
148 ecmd->advertising |= hw->phy.autoneg_advertised;
151 ecmd->port = PORT_TP;
152 ecmd->phy_address = hw->phy.addr;
153 ecmd->transceiver = XCVR_INTERNAL;
156 ecmd->supported = (SUPPORTED_1000baseT_Full |
160 ecmd->advertising = (ADVERTISED_1000baseT_Full |
164 ecmd->port = PORT_FIBRE;
165 ecmd->transceiver = XCVR_EXTERNAL;
171 if (netif_running(netdev)) {
172 if (netif_carrier_ok(netdev)) {
173 speed = adapter->link_speed;
174 ecmd->duplex = adapter->link_duplex - 1;
176 } else if (!pm_runtime_suspended(netdev->dev.parent)) {
177 u32 status = er32(STATUS);
178 if (status & E1000_STATUS_LU) {
179 if (status & E1000_STATUS_SPEED_1000)
181 else if (status & E1000_STATUS_SPEED_100)
186 if (status & E1000_STATUS_FD)
187 ecmd->duplex = DUPLEX_FULL;
189 ecmd->duplex = DUPLEX_HALF;
193 ethtool_cmd_speed_set(ecmd, speed);
194 ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) ||
195 hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
197 /* MDI-X => 2; MDI =>1; Invalid =>0 */
198 if ((hw->phy.media_type == e1000_media_type_copper) &&
199 netif_carrier_ok(netdev))
200 ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : ETH_TP_MDI;
202 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
204 if (hw->phy.mdix == AUTO_ALL_MODES)
205 ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
207 ecmd->eth_tp_mdix_ctrl = hw->phy.mdix;
212 static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx)
214 struct e1000_mac_info *mac = &adapter->hw.mac;
218 /* Make sure dplx is at most 1 bit and lsb of speed is not set
219 * for the switch() below to work
221 if ((spd & 1) || (dplx & ~1))
224 /* Fiber NICs only allow 1000 gbps Full duplex */
225 if ((adapter->hw.phy.media_type == e1000_media_type_fiber) &&
226 (spd != SPEED_1000) && (dplx != DUPLEX_FULL)) {
230 switch (spd + dplx) {
231 case SPEED_10 + DUPLEX_HALF:
232 mac->forced_speed_duplex = ADVERTISE_10_HALF;
234 case SPEED_10 + DUPLEX_FULL:
235 mac->forced_speed_duplex = ADVERTISE_10_FULL;
237 case SPEED_100 + DUPLEX_HALF:
238 mac->forced_speed_duplex = ADVERTISE_100_HALF;
240 case SPEED_100 + DUPLEX_FULL:
241 mac->forced_speed_duplex = ADVERTISE_100_FULL;
243 case SPEED_1000 + DUPLEX_FULL:
245 adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
247 case SPEED_1000 + DUPLEX_HALF: /* not supported */
252 /* clear MDI, MDI(-X) override is only allowed when autoneg enabled */
253 adapter->hw.phy.mdix = AUTO_ALL_MODES;
258 e_err("Unsupported Speed/Duplex configuration\n");
262 static int e1000_set_settings(struct net_device *netdev,
263 struct ethtool_cmd *ecmd)
265 struct e1000_adapter *adapter = netdev_priv(netdev);
266 struct e1000_hw *hw = &adapter->hw;
269 pm_runtime_get_sync(netdev->dev.parent);
271 /* When SoL/IDER sessions are active, autoneg/speed/duplex
274 if (hw->phy.ops.check_reset_block &&
275 hw->phy.ops.check_reset_block(hw)) {
276 e_err("Cannot change link characteristics when SoL/IDER is active.\n");
281 /* MDI setting is only allowed when autoneg enabled because
282 * some hardware doesn't allow MDI setting when speed or
285 if (ecmd->eth_tp_mdix_ctrl) {
286 if (hw->phy.media_type != e1000_media_type_copper) {
287 ret_val = -EOPNOTSUPP;
291 if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) &&
292 (ecmd->autoneg != AUTONEG_ENABLE)) {
293 e_err("forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n");
299 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
300 usleep_range(1000, 2000);
302 if (ecmd->autoneg == AUTONEG_ENABLE) {
304 if (hw->phy.media_type == e1000_media_type_fiber)
305 hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
306 ADVERTISED_FIBRE | ADVERTISED_Autoneg;
308 hw->phy.autoneg_advertised = ecmd->advertising |
309 ADVERTISED_TP | ADVERTISED_Autoneg;
310 ecmd->advertising = hw->phy.autoneg_advertised;
311 if (adapter->fc_autoneg)
312 hw->fc.requested_mode = e1000_fc_default;
314 u32 speed = ethtool_cmd_speed(ecmd);
315 /* calling this overrides forced MDI setting */
316 if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) {
322 /* MDI-X => 2; MDI => 1; Auto => 3 */
323 if (ecmd->eth_tp_mdix_ctrl) {
324 /* fix up the value for auto (3 => 0) as zero is mapped
327 if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO)
328 hw->phy.mdix = AUTO_ALL_MODES;
330 hw->phy.mdix = ecmd->eth_tp_mdix_ctrl;
334 if (netif_running(adapter->netdev)) {
335 e1000e_down(adapter);
338 e1000e_reset(adapter);
342 pm_runtime_put_sync(netdev->dev.parent);
343 clear_bit(__E1000_RESETTING, &adapter->state);
347 static void e1000_get_pauseparam(struct net_device *netdev,
348 struct ethtool_pauseparam *pause)
350 struct e1000_adapter *adapter = netdev_priv(netdev);
351 struct e1000_hw *hw = &adapter->hw;
354 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
356 if (hw->fc.current_mode == e1000_fc_rx_pause) {
358 } else if (hw->fc.current_mode == e1000_fc_tx_pause) {
360 } else if (hw->fc.current_mode == e1000_fc_full) {
366 static int e1000_set_pauseparam(struct net_device *netdev,
367 struct ethtool_pauseparam *pause)
369 struct e1000_adapter *adapter = netdev_priv(netdev);
370 struct e1000_hw *hw = &adapter->hw;
373 adapter->fc_autoneg = pause->autoneg;
375 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
376 usleep_range(1000, 2000);
378 pm_runtime_get_sync(netdev->dev.parent);
380 if (adapter->fc_autoneg == AUTONEG_ENABLE) {
381 hw->fc.requested_mode = e1000_fc_default;
382 if (netif_running(adapter->netdev)) {
383 e1000e_down(adapter);
386 e1000e_reset(adapter);
389 if (pause->rx_pause && pause->tx_pause)
390 hw->fc.requested_mode = e1000_fc_full;
391 else if (pause->rx_pause && !pause->tx_pause)
392 hw->fc.requested_mode = e1000_fc_rx_pause;
393 else if (!pause->rx_pause && pause->tx_pause)
394 hw->fc.requested_mode = e1000_fc_tx_pause;
395 else if (!pause->rx_pause && !pause->tx_pause)
396 hw->fc.requested_mode = e1000_fc_none;
398 hw->fc.current_mode = hw->fc.requested_mode;
400 if (hw->phy.media_type == e1000_media_type_fiber) {
401 retval = hw->mac.ops.setup_link(hw);
402 /* implicit goto out */
404 retval = e1000e_force_mac_fc(hw);
407 e1000e_set_fc_watermarks(hw);
412 pm_runtime_put_sync(netdev->dev.parent);
413 clear_bit(__E1000_RESETTING, &adapter->state);
417 static u32 e1000_get_msglevel(struct net_device *netdev)
419 struct e1000_adapter *adapter = netdev_priv(netdev);
420 return adapter->msg_enable;
423 static void e1000_set_msglevel(struct net_device *netdev, u32 data)
425 struct e1000_adapter *adapter = netdev_priv(netdev);
426 adapter->msg_enable = data;
429 static int e1000_get_regs_len(struct net_device __always_unused *netdev)
431 #define E1000_REGS_LEN 32 /* overestimate */
432 return E1000_REGS_LEN * sizeof(u32);
435 static void e1000_get_regs(struct net_device *netdev,
436 struct ethtool_regs *regs, void *p)
438 struct e1000_adapter *adapter = netdev_priv(netdev);
439 struct e1000_hw *hw = &adapter->hw;
443 pm_runtime_get_sync(netdev->dev.parent);
445 memset(p, 0, E1000_REGS_LEN * sizeof(u32));
447 regs->version = (1 << 24) | (adapter->pdev->revision << 16) |
448 adapter->pdev->device;
450 regs_buff[0] = er32(CTRL);
451 regs_buff[1] = er32(STATUS);
453 regs_buff[2] = er32(RCTL);
454 regs_buff[3] = er32(RDLEN(0));
455 regs_buff[4] = er32(RDH(0));
456 regs_buff[5] = er32(RDT(0));
457 regs_buff[6] = er32(RDTR);
459 regs_buff[7] = er32(TCTL);
460 regs_buff[8] = er32(TDLEN(0));
461 regs_buff[9] = er32(TDH(0));
462 regs_buff[10] = er32(TDT(0));
463 regs_buff[11] = er32(TIDV);
465 regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */
467 /* ethtool doesn't use anything past this point, so all this
468 * code is likely legacy junk for apps that may or may not exist
470 if (hw->phy.type == e1000_phy_m88) {
471 e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
472 regs_buff[13] = (u32)phy_data; /* cable length */
473 regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
474 regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
475 regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
476 e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
477 regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
478 regs_buff[18] = regs_buff[13]; /* cable polarity */
479 regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
480 regs_buff[20] = regs_buff[17]; /* polarity correction */
481 /* phy receive errors */
482 regs_buff[22] = adapter->phy_stats.receive_errors;
483 regs_buff[23] = regs_buff[13]; /* mdix mode */
485 regs_buff[21] = 0; /* was idle_errors */
486 e1e_rphy(hw, MII_STAT1000, &phy_data);
487 regs_buff[24] = (u32)phy_data; /* phy local receiver status */
488 regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
490 pm_runtime_put_sync(netdev->dev.parent);
493 static int e1000_get_eeprom_len(struct net_device *netdev)
495 struct e1000_adapter *adapter = netdev_priv(netdev);
496 return adapter->hw.nvm.word_size * 2;
499 static int e1000_get_eeprom(struct net_device *netdev,
500 struct ethtool_eeprom *eeprom, u8 *bytes)
502 struct e1000_adapter *adapter = netdev_priv(netdev);
503 struct e1000_hw *hw = &adapter->hw;
510 if (eeprom->len == 0)
513 eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16);
515 first_word = eeprom->offset >> 1;
516 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
518 eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1),
523 pm_runtime_get_sync(netdev->dev.parent);
525 if (hw->nvm.type == e1000_nvm_eeprom_spi) {
526 ret_val = e1000_read_nvm(hw, first_word,
527 last_word - first_word + 1,
530 for (i = 0; i < last_word - first_word + 1; i++) {
531 ret_val = e1000_read_nvm(hw, first_word + i, 1,
538 pm_runtime_put_sync(netdev->dev.parent);
541 /* a read error occurred, throw away the result */
542 memset(eeprom_buff, 0xff, sizeof(u16) *
543 (last_word - first_word + 1));
545 /* Device's eeprom is always little-endian, word addressable */
546 for (i = 0; i < last_word - first_word + 1; i++)
547 le16_to_cpus(&eeprom_buff[i]);
550 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
556 static int e1000_set_eeprom(struct net_device *netdev,
557 struct ethtool_eeprom *eeprom, u8 *bytes)
559 struct e1000_adapter *adapter = netdev_priv(netdev);
560 struct e1000_hw *hw = &adapter->hw;
569 if (eeprom->len == 0)
573 (adapter->pdev->vendor | (adapter->pdev->device << 16)))
576 if (adapter->flags & FLAG_READ_ONLY_NVM)
579 max_len = hw->nvm.word_size * 2;
581 first_word = eeprom->offset >> 1;
582 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
583 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
587 ptr = (void *)eeprom_buff;
589 pm_runtime_get_sync(netdev->dev.parent);
591 if (eeprom->offset & 1) {
592 /* need read/modify/write of first changed EEPROM word */
593 /* only the second byte of the word is being modified */
594 ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]);
597 if (((eeprom->offset + eeprom->len) & 1) && (!ret_val))
598 /* need read/modify/write of last changed EEPROM word */
599 /* only the first byte of the word is being modified */
600 ret_val = e1000_read_nvm(hw, last_word, 1,
601 &eeprom_buff[last_word - first_word]);
606 /* Device's eeprom is always little-endian, word addressable */
607 for (i = 0; i < last_word - first_word + 1; i++)
608 le16_to_cpus(&eeprom_buff[i]);
610 memcpy(ptr, bytes, eeprom->len);
612 for (i = 0; i < last_word - first_word + 1; i++)
613 cpu_to_le16s(&eeprom_buff[i]);
615 ret_val = e1000_write_nvm(hw, first_word,
616 last_word - first_word + 1, eeprom_buff);
621 /* Update the checksum over the first part of the EEPROM if needed
622 * and flush shadow RAM for applicable controllers
624 if ((first_word <= NVM_CHECKSUM_REG) ||
625 (hw->mac.type == e1000_82583) ||
626 (hw->mac.type == e1000_82574) ||
627 (hw->mac.type == e1000_82573))
628 ret_val = e1000e_update_nvm_checksum(hw);
631 pm_runtime_put_sync(netdev->dev.parent);
636 static void e1000_get_drvinfo(struct net_device *netdev,
637 struct ethtool_drvinfo *drvinfo)
639 struct e1000_adapter *adapter = netdev_priv(netdev);
641 strlcpy(drvinfo->driver, e1000e_driver_name, sizeof(drvinfo->driver));
642 strlcpy(drvinfo->version, e1000e_driver_version,
643 sizeof(drvinfo->version));
645 /* EEPROM image version # is reported as firmware version # for
648 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
650 (adapter->eeprom_vers & 0xF000) >> 12,
651 (adapter->eeprom_vers & 0x0FF0) >> 4,
652 (adapter->eeprom_vers & 0x000F));
654 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
655 sizeof(drvinfo->bus_info));
656 drvinfo->regdump_len = e1000_get_regs_len(netdev);
657 drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
660 static void e1000_get_ringparam(struct net_device *netdev,
661 struct ethtool_ringparam *ring)
663 struct e1000_adapter *adapter = netdev_priv(netdev);
665 ring->rx_max_pending = E1000_MAX_RXD;
666 ring->tx_max_pending = E1000_MAX_TXD;
667 ring->rx_pending = adapter->rx_ring_count;
668 ring->tx_pending = adapter->tx_ring_count;
671 static int e1000_set_ringparam(struct net_device *netdev,
672 struct ethtool_ringparam *ring)
674 struct e1000_adapter *adapter = netdev_priv(netdev);
675 struct e1000_ring *temp_tx = NULL, *temp_rx = NULL;
676 int err = 0, size = sizeof(struct e1000_ring);
677 bool set_tx = false, set_rx = false;
678 u16 new_rx_count, new_tx_count;
680 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
683 new_rx_count = clamp_t(u32, ring->rx_pending, E1000_MIN_RXD,
685 new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
687 new_tx_count = clamp_t(u32, ring->tx_pending, E1000_MIN_TXD,
689 new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
691 if ((new_tx_count == adapter->tx_ring_count) &&
692 (new_rx_count == adapter->rx_ring_count))
696 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
697 usleep_range(1000, 2000);
699 if (!netif_running(adapter->netdev)) {
700 /* Set counts now and allocate resources during open() */
701 adapter->tx_ring->count = new_tx_count;
702 adapter->rx_ring->count = new_rx_count;
703 adapter->tx_ring_count = new_tx_count;
704 adapter->rx_ring_count = new_rx_count;
708 set_tx = (new_tx_count != adapter->tx_ring_count);
709 set_rx = (new_rx_count != adapter->rx_ring_count);
711 /* Allocate temporary storage for ring updates */
713 temp_tx = vmalloc(size);
720 temp_rx = vmalloc(size);
727 pm_runtime_get_sync(netdev->dev.parent);
729 e1000e_down(adapter);
731 /* We can't just free everything and then setup again, because the
732 * ISRs in MSI-X mode get passed pointers to the Tx and Rx ring
733 * structs. First, attempt to allocate new resources...
736 memcpy(temp_tx, adapter->tx_ring, size);
737 temp_tx->count = new_tx_count;
738 err = e1000e_setup_tx_resources(temp_tx);
743 memcpy(temp_rx, adapter->rx_ring, size);
744 temp_rx->count = new_rx_count;
745 err = e1000e_setup_rx_resources(temp_rx);
750 /* ...then free the old resources and copy back any new ring data */
752 e1000e_free_tx_resources(adapter->tx_ring);
753 memcpy(adapter->tx_ring, temp_tx, size);
754 adapter->tx_ring_count = new_tx_count;
757 e1000e_free_rx_resources(adapter->rx_ring);
758 memcpy(adapter->rx_ring, temp_rx, size);
759 adapter->rx_ring_count = new_rx_count;
764 e1000e_free_tx_resources(temp_tx);
767 pm_runtime_put_sync(netdev->dev.parent);
772 clear_bit(__E1000_RESETTING, &adapter->state);
776 static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data,
777 int reg, int offset, u32 mask, u32 write)
780 static const u32 test[] = {
781 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF
783 for (pat = 0; pat < ARRAY_SIZE(test); pat++) {
784 E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset,
785 (test[pat] & write));
786 val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset);
787 if (val != (test[pat] & write & mask)) {
788 e_err("pattern test failed (reg 0x%05X): got 0x%08X expected 0x%08X\n",
789 reg + (offset << 2), val,
790 (test[pat] & write & mask));
798 static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data,
799 int reg, u32 mask, u32 write)
802 __ew32(&adapter->hw, reg, write & mask);
803 val = __er32(&adapter->hw, reg);
804 if ((write & mask) != (val & mask)) {
805 e_err("set/check test failed (reg 0x%05X): got 0x%08X expected 0x%08X\n",
806 reg, (val & mask), (write & mask));
813 #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \
815 if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \
818 #define REG_PATTERN_TEST(reg, mask, write) \
819 REG_PATTERN_TEST_ARRAY(reg, 0, mask, write)
821 #define REG_SET_AND_CHECK(reg, mask, write) \
823 if (reg_set_and_check(adapter, data, reg, mask, write)) \
827 static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
829 struct e1000_hw *hw = &adapter->hw;
830 struct e1000_mac_info *mac = &adapter->hw.mac;
839 /* The status register is Read Only, so a write should fail.
840 * Some bits that get toggled are ignored. There are several bits
841 * on newer hardware that are r/w.
846 case e1000_80003es2lan:
854 before = er32(STATUS);
855 value = (er32(STATUS) & toggle);
856 ew32(STATUS, toggle);
857 after = er32(STATUS) & toggle;
858 if (value != after) {
859 e_err("failed STATUS register test got: 0x%08X expected: 0x%08X\n",
864 /* restore previous status */
865 ew32(STATUS, before);
867 if (!(adapter->flags & FLAG_IS_ICH)) {
868 REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
869 REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF);
870 REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF);
871 REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF);
874 REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF);
875 REG_PATTERN_TEST(E1000_RDBAH(0), 0xFFFFFFFF, 0xFFFFFFFF);
876 REG_PATTERN_TEST(E1000_RDLEN(0), 0x000FFF80, 0x000FFFFF);
877 REG_PATTERN_TEST(E1000_RDH(0), 0x0000FFFF, 0x0000FFFF);
878 REG_PATTERN_TEST(E1000_RDT(0), 0x0000FFFF, 0x0000FFFF);
879 REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8);
880 REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF);
881 REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
882 REG_PATTERN_TEST(E1000_TDBAH(0), 0xFFFFFFFF, 0xFFFFFFFF);
883 REG_PATTERN_TEST(E1000_TDLEN(0), 0x000FFF80, 0x000FFFFF);
885 REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000);
887 before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE);
888 REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
889 REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);
891 REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF);
892 REG_PATTERN_TEST(E1000_RDBAL(0), 0xFFFFFFF0, 0xFFFFFFFF);
893 if (!(adapter->flags & FLAG_IS_ICH))
894 REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
895 REG_PATTERN_TEST(E1000_TDBAL(0), 0xFFFFFFF0, 0xFFFFFFFF);
896 REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
909 if (mac->type == e1000_pch_lpt)
910 wlock_mac = (er32(FWSM) & E1000_FWSM_WLOCK_MAC_MASK) >>
911 E1000_FWSM_WLOCK_MAC_SHIFT;
913 for (i = 0; i < mac->rar_entry_count; i++) {
914 if (mac->type == e1000_pch_lpt) {
915 /* Cannot test write-protected SHRAL[n] registers */
916 if ((wlock_mac == 1) || (wlock_mac && (i > wlock_mac)))
919 /* SHRAH[9] different than the others */
925 if (mac->type == e1000_pch2lan) {
926 /* SHRAH[0,1,2] different than previous */
929 /* SHRAH[3] different than SHRAH[0,1,2] */
934 REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), mask,
938 for (i = 0; i < mac->mta_reg_count; i++)
939 REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
946 static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
953 /* Read and add up the contents of the EEPROM */
954 for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
955 if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) {
962 /* If Checksum is not Correct return error else test passed */
963 if ((checksum != (u16)NVM_SUM) && !(*data))
969 static irqreturn_t e1000_test_intr(int __always_unused irq, void *data)
971 struct net_device *netdev = (struct net_device *)data;
972 struct e1000_adapter *adapter = netdev_priv(netdev);
973 struct e1000_hw *hw = &adapter->hw;
975 adapter->test_icr |= er32(ICR);
980 static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
982 struct net_device *netdev = adapter->netdev;
983 struct e1000_hw *hw = &adapter->hw;
986 u32 irq = adapter->pdev->irq;
989 int int_mode = E1000E_INT_MODE_LEGACY;
993 /* NOTE: we don't test MSI/MSI-X interrupts here, yet */
994 if (adapter->int_mode == E1000E_INT_MODE_MSIX) {
995 int_mode = adapter->int_mode;
996 e1000e_reset_interrupt_capability(adapter);
997 adapter->int_mode = E1000E_INT_MODE_LEGACY;
998 e1000e_set_interrupt_capability(adapter);
1000 /* Hook up test interrupt handler just for this test */
1001 if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
1004 } else if (request_irq(irq, e1000_test_intr, IRQF_SHARED, netdev->name,
1010 e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
1012 /* Disable all the interrupts */
1013 ew32(IMC, 0xFFFFFFFF);
1015 usleep_range(10000, 20000);
1017 /* Test each interrupt */
1018 for (i = 0; i < 10; i++) {
1019 /* Interrupt to test */
1022 if (adapter->flags & FLAG_IS_ICH) {
1024 case E1000_ICR_RXSEQ:
1027 if (adapter->hw.mac.type == e1000_ich8lan ||
1028 adapter->hw.mac.type == e1000_ich9lan)
1037 /* Disable the interrupt to be reported in
1038 * the cause register and then force the same
1039 * interrupt and see if one gets posted. If
1040 * an interrupt was posted to the bus, the
1043 adapter->test_icr = 0;
1047 usleep_range(10000, 20000);
1049 if (adapter->test_icr & mask) {
1055 /* Enable the interrupt to be reported in
1056 * the cause register and then force the same
1057 * interrupt and see if one gets posted. If
1058 * an interrupt was not posted to the bus, the
1061 adapter->test_icr = 0;
1065 usleep_range(10000, 20000);
1067 if (!(adapter->test_icr & mask)) {
1073 /* Disable the other interrupts to be reported in
1074 * the cause register and then force the other
1075 * interrupts and see if any get posted. If
1076 * an interrupt was posted to the bus, the
1079 adapter->test_icr = 0;
1080 ew32(IMC, ~mask & 0x00007FFF);
1081 ew32(ICS, ~mask & 0x00007FFF);
1083 usleep_range(10000, 20000);
1085 if (adapter->test_icr) {
1092 /* Disable all the interrupts */
1093 ew32(IMC, 0xFFFFFFFF);
1095 usleep_range(10000, 20000);
1097 /* Unhook test interrupt handler */
1098 free_irq(irq, netdev);
1101 if (int_mode == E1000E_INT_MODE_MSIX) {
1102 e1000e_reset_interrupt_capability(adapter);
1103 adapter->int_mode = int_mode;
1104 e1000e_set_interrupt_capability(adapter);
1110 static void e1000_free_desc_rings(struct e1000_adapter *adapter)
1112 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1113 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1114 struct pci_dev *pdev = adapter->pdev;
1115 struct e1000_buffer *buffer_info;
1118 if (tx_ring->desc && tx_ring->buffer_info) {
1119 for (i = 0; i < tx_ring->count; i++) {
1120 buffer_info = &tx_ring->buffer_info[i];
1122 if (buffer_info->dma)
1123 dma_unmap_single(&pdev->dev,
1125 buffer_info->length,
1127 if (buffer_info->skb)
1128 dev_kfree_skb(buffer_info->skb);
1132 if (rx_ring->desc && rx_ring->buffer_info) {
1133 for (i = 0; i < rx_ring->count; i++) {
1134 buffer_info = &rx_ring->buffer_info[i];
1136 if (buffer_info->dma)
1137 dma_unmap_single(&pdev->dev,
1139 2048, DMA_FROM_DEVICE);
1140 if (buffer_info->skb)
1141 dev_kfree_skb(buffer_info->skb);
1145 if (tx_ring->desc) {
1146 dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
1148 tx_ring->desc = NULL;
1150 if (rx_ring->desc) {
1151 dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
1153 rx_ring->desc = NULL;
1156 kfree(tx_ring->buffer_info);
1157 tx_ring->buffer_info = NULL;
1158 kfree(rx_ring->buffer_info);
1159 rx_ring->buffer_info = NULL;
1162 static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1164 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1165 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1166 struct pci_dev *pdev = adapter->pdev;
1167 struct e1000_hw *hw = &adapter->hw;
1172 /* Setup Tx descriptor ring and Tx buffers */
1174 if (!tx_ring->count)
1175 tx_ring->count = E1000_DEFAULT_TXD;
1177 tx_ring->buffer_info = kcalloc(tx_ring->count,
1178 sizeof(struct e1000_buffer), GFP_KERNEL);
1179 if (!tx_ring->buffer_info) {
1184 tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
1185 tx_ring->size = ALIGN(tx_ring->size, 4096);
1186 tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
1187 &tx_ring->dma, GFP_KERNEL);
1188 if (!tx_ring->desc) {
1192 tx_ring->next_to_use = 0;
1193 tx_ring->next_to_clean = 0;
1195 ew32(TDBAL(0), ((u64)tx_ring->dma & 0x00000000FFFFFFFF));
1196 ew32(TDBAH(0), ((u64)tx_ring->dma >> 32));
1197 ew32(TDLEN(0), tx_ring->count * sizeof(struct e1000_tx_desc));
1200 ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR |
1201 E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
1202 E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
1204 for (i = 0; i < tx_ring->count; i++) {
1205 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i);
1206 struct sk_buff *skb;
1207 unsigned int skb_size = 1024;
1209 skb = alloc_skb(skb_size, GFP_KERNEL);
1214 skb_put(skb, skb_size);
1215 tx_ring->buffer_info[i].skb = skb;
1216 tx_ring->buffer_info[i].length = skb->len;
1217 tx_ring->buffer_info[i].dma =
1218 dma_map_single(&pdev->dev, skb->data, skb->len,
1220 if (dma_mapping_error(&pdev->dev,
1221 tx_ring->buffer_info[i].dma)) {
1225 tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma);
1226 tx_desc->lower.data = cpu_to_le32(skb->len);
1227 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
1228 E1000_TXD_CMD_IFCS |
1230 tx_desc->upper.data = 0;
1233 /* Setup Rx descriptor ring and Rx buffers */
1235 if (!rx_ring->count)
1236 rx_ring->count = E1000_DEFAULT_RXD;
1238 rx_ring->buffer_info = kcalloc(rx_ring->count,
1239 sizeof(struct e1000_buffer), GFP_KERNEL);
1240 if (!rx_ring->buffer_info) {
1245 rx_ring->size = rx_ring->count * sizeof(union e1000_rx_desc_extended);
1246 rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
1247 &rx_ring->dma, GFP_KERNEL);
1248 if (!rx_ring->desc) {
1252 rx_ring->next_to_use = 0;
1253 rx_ring->next_to_clean = 0;
1256 if (!(adapter->flags2 & FLAG2_NO_DISABLE_RX))
1257 ew32(RCTL, rctl & ~E1000_RCTL_EN);
1258 ew32(RDBAL(0), ((u64)rx_ring->dma & 0xFFFFFFFF));
1259 ew32(RDBAH(0), ((u64)rx_ring->dma >> 32));
1260 ew32(RDLEN(0), rx_ring->size);
1263 rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
1264 E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE |
1265 E1000_RCTL_SBP | E1000_RCTL_SECRC |
1266 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
1267 (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
1270 for (i = 0; i < rx_ring->count; i++) {
1271 union e1000_rx_desc_extended *rx_desc;
1272 struct sk_buff *skb;
1274 skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL);
1279 skb_reserve(skb, NET_IP_ALIGN);
1280 rx_ring->buffer_info[i].skb = skb;
1281 rx_ring->buffer_info[i].dma =
1282 dma_map_single(&pdev->dev, skb->data, 2048,
1284 if (dma_mapping_error(&pdev->dev,
1285 rx_ring->buffer_info[i].dma)) {
1289 rx_desc = E1000_RX_DESC_EXT(*rx_ring, i);
1290 rx_desc->read.buffer_addr =
1291 cpu_to_le64(rx_ring->buffer_info[i].dma);
1292 memset(skb->data, 0x00, skb->len);
1298 e1000_free_desc_rings(adapter);
1302 static void e1000_phy_disable_receiver(struct e1000_adapter *adapter)
1304 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1305 e1e_wphy(&adapter->hw, 29, 0x001F);
1306 e1e_wphy(&adapter->hw, 30, 0x8FFC);
1307 e1e_wphy(&adapter->hw, 29, 0x001A);
1308 e1e_wphy(&adapter->hw, 30, 0x8FF0);
1311 static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
1313 struct e1000_hw *hw = &adapter->hw;
1318 hw->mac.autoneg = 0;
1320 if (hw->phy.type == e1000_phy_ife) {
1321 /* force 100, set loopback */
1322 e1e_wphy(hw, MII_BMCR, 0x6100);
1324 /* Now set up the MAC to the same speed/duplex as the PHY. */
1325 ctrl_reg = er32(CTRL);
1326 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1327 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1328 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1329 E1000_CTRL_SPD_100 |/* Force Speed to 100 */
1330 E1000_CTRL_FD); /* Force Duplex to FULL */
1332 ew32(CTRL, ctrl_reg);
1334 usleep_range(500, 1000);
1339 /* Specific PHY configuration for loopback */
1340 switch (hw->phy.type) {
1342 /* Auto-MDI/MDIX Off */
1343 e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1344 /* reset to update Auto-MDI/MDIX */
1345 e1e_wphy(hw, MII_BMCR, 0x9140);
1347 e1e_wphy(hw, MII_BMCR, 0x8140);
1349 case e1000_phy_gg82563:
1350 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
1353 /* Set Default MAC Interface speed to 1GB */
1354 e1e_rphy(hw, PHY_REG(2, 21), &phy_reg);
1357 e1e_wphy(hw, PHY_REG(2, 21), phy_reg);
1358 /* Assert SW reset for above settings to take effect */
1359 hw->phy.ops.commit(hw);
1360 usleep_range(1000, 2000);
1361 /* Force Full Duplex */
1362 e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
1363 e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C);
1364 /* Set Link Up (in force link) */
1365 e1e_rphy(hw, PHY_REG(776, 16), &phy_reg);
1366 e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040);
1368 e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
1369 e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040);
1370 /* Set Early Link Enable */
1371 e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
1372 e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400);
1374 case e1000_phy_82577:
1375 case e1000_phy_82578:
1376 /* Workaround: K1 must be disabled for stable 1Gbps operation */
1377 ret_val = hw->phy.ops.acquire(hw);
1379 e_err("Cannot setup 1Gbps loopback.\n");
1382 e1000_configure_k1_ich8lan(hw, false);
1383 hw->phy.ops.release(hw);
1385 case e1000_phy_82579:
1386 /* Disable PHY energy detect power down */
1387 e1e_rphy(hw, PHY_REG(0, 21), &phy_reg);
1388 e1e_wphy(hw, PHY_REG(0, 21), phy_reg & ~(1 << 3));
1389 /* Disable full chip energy detect */
1390 e1e_rphy(hw, PHY_REG(776, 18), &phy_reg);
1391 e1e_wphy(hw, PHY_REG(776, 18), phy_reg | 1);
1392 /* Enable loopback on the PHY */
1393 e1e_wphy(hw, I82577_PHY_LBK_CTRL, 0x8001);
1399 /* force 1000, set loopback */
1400 e1e_wphy(hw, MII_BMCR, 0x4140);
1403 /* Now set up the MAC to the same speed/duplex as the PHY. */
1404 ctrl_reg = er32(CTRL);
1405 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1406 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1407 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1408 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1409 E1000_CTRL_FD); /* Force Duplex to FULL */
1411 if (adapter->flags & FLAG_IS_ICH)
1412 ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */
1414 if (hw->phy.media_type == e1000_media_type_copper &&
1415 hw->phy.type == e1000_phy_m88) {
1416 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1418 /* Set the ILOS bit on the fiber Nic if half duplex link is
1421 if ((er32(STATUS) & E1000_STATUS_FD) == 0)
1422 ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
1425 ew32(CTRL, ctrl_reg);
1427 /* Disable the receiver on the PHY so when a cable is plugged in, the
1428 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1430 if (hw->phy.type == e1000_phy_m88)
1431 e1000_phy_disable_receiver(adapter);
1433 usleep_range(500, 1000);
1438 static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
1440 struct e1000_hw *hw = &adapter->hw;
1441 u32 ctrl = er32(CTRL);
1444 /* special requirements for 82571/82572 fiber adapters */
1446 /* jump through hoops to make sure link is up because serdes
1447 * link is hardwired up
1449 ctrl |= E1000_CTRL_SLU;
1452 /* disable autoneg */
1457 link = (er32(STATUS) & E1000_STATUS_LU);
1460 /* set invert loss of signal */
1462 ctrl |= E1000_CTRL_ILOS;
1466 /* special write to serdes control register to enable SerDes analog
1469 ew32(SCTL, E1000_SCTL_ENABLE_SERDES_LOOPBACK);
1471 usleep_range(10000, 20000);
1476 /* only call this for fiber/serdes connections to es2lan */
1477 static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter)
1479 struct e1000_hw *hw = &adapter->hw;
1480 u32 ctrlext = er32(CTRL_EXT);
1481 u32 ctrl = er32(CTRL);
1483 /* save CTRL_EXT to restore later, reuse an empty variable (unused
1484 * on mac_type 80003es2lan)
1486 adapter->tx_fifo_head = ctrlext;
1488 /* clear the serdes mode bits, putting the device into mac loopback */
1489 ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
1490 ew32(CTRL_EXT, ctrlext);
1492 /* force speed to 1000/FD, link up */
1493 ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
1494 ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX |
1495 E1000_CTRL_SPD_1000 | E1000_CTRL_FD);
1498 /* set mac loopback */
1500 ctrl |= E1000_RCTL_LBM_MAC;
1503 /* set testing mode parameters (no need to reset later) */
1504 #define KMRNCTRLSTA_OPMODE (0x1F << 16)
1505 #define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582
1507 (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII));
1512 static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
1514 struct e1000_hw *hw = &adapter->hw;
1517 if (hw->phy.media_type == e1000_media_type_fiber ||
1518 hw->phy.media_type == e1000_media_type_internal_serdes) {
1519 switch (hw->mac.type) {
1520 case e1000_80003es2lan:
1521 return e1000_set_es2lan_mac_loopback(adapter);
1525 return e1000_set_82571_fiber_loopback(adapter);
1529 rctl |= E1000_RCTL_LBM_TCVR;
1533 } else if (hw->phy.media_type == e1000_media_type_copper) {
1534 return e1000_integrated_phy_loopback(adapter);
1540 static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
1542 struct e1000_hw *hw = &adapter->hw;
1547 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1550 switch (hw->mac.type) {
1551 case e1000_80003es2lan:
1552 if (hw->phy.media_type == e1000_media_type_fiber ||
1553 hw->phy.media_type == e1000_media_type_internal_serdes) {
1554 /* restore CTRL_EXT, stealing space from tx_fifo_head */
1555 ew32(CTRL_EXT, adapter->tx_fifo_head);
1556 adapter->tx_fifo_head = 0;
1561 if (hw->phy.media_type == e1000_media_type_fiber ||
1562 hw->phy.media_type == e1000_media_type_internal_serdes) {
1563 ew32(SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
1565 usleep_range(10000, 20000);
1570 hw->mac.autoneg = 1;
1571 if (hw->phy.type == e1000_phy_gg82563)
1572 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180);
1573 e1e_rphy(hw, MII_BMCR, &phy_reg);
1574 if (phy_reg & BMCR_LOOPBACK) {
1575 phy_reg &= ~BMCR_LOOPBACK;
1576 e1e_wphy(hw, MII_BMCR, phy_reg);
1577 if (hw->phy.ops.commit)
1578 hw->phy.ops.commit(hw);
1584 static void e1000_create_lbtest_frame(struct sk_buff *skb,
1585 unsigned int frame_size)
1587 memset(skb->data, 0xFF, frame_size);
1589 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
1590 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
1591 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
1594 static int e1000_check_lbtest_frame(struct sk_buff *skb,
1595 unsigned int frame_size)
1598 if (*(skb->data + 3) == 0xFF)
1599 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
1600 (*(skb->data + frame_size / 2 + 12) == 0xAF))
1605 static int e1000_run_loopback_test(struct e1000_adapter *adapter)
1607 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1608 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1609 struct pci_dev *pdev = adapter->pdev;
1610 struct e1000_hw *hw = &adapter->hw;
1611 struct e1000_buffer *buffer_info;
1618 ew32(RDT(0), rx_ring->count - 1);
1620 /* Calculate the loop count based on the largest descriptor ring
1621 * The idea is to wrap the largest ring a number of times using 64
1622 * send/receive pairs during each loop
1625 if (rx_ring->count <= tx_ring->count)
1626 lc = ((tx_ring->count / 64) * 2) + 1;
1628 lc = ((rx_ring->count / 64) * 2) + 1;
1632 /* loop count loop */
1633 for (j = 0; j <= lc; j++) {
1634 /* send the packets */
1635 for (i = 0; i < 64; i++) {
1636 buffer_info = &tx_ring->buffer_info[k];
1638 e1000_create_lbtest_frame(buffer_info->skb, 1024);
1639 dma_sync_single_for_device(&pdev->dev,
1641 buffer_info->length,
1644 if (k == tx_ring->count)
1650 time = jiffies; /* set the start time for the receive */
1652 /* receive the sent packets */
1654 buffer_info = &rx_ring->buffer_info[l];
1656 dma_sync_single_for_cpu(&pdev->dev,
1657 buffer_info->dma, 2048,
1660 ret_val = e1000_check_lbtest_frame(buffer_info->skb,
1665 if (l == rx_ring->count)
1667 /* time + 20 msecs (200 msecs on 2.4) is more than
1668 * enough time to complete the receives, if it's
1669 * exceeded, break and error off
1671 } while ((good_cnt < 64) && !time_after(jiffies, time + 20));
1672 if (good_cnt != 64) {
1673 ret_val = 13; /* ret_val is the same as mis-compare */
1676 if (time_after(jiffies, time + 20)) {
1677 ret_val = 14; /* error code for time out error */
1684 static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
1686 struct e1000_hw *hw = &adapter->hw;
1688 /* PHY loopback cannot be performed if SoL/IDER sessions are active */
1689 if (hw->phy.ops.check_reset_block &&
1690 hw->phy.ops.check_reset_block(hw)) {
1691 e_err("Cannot do PHY loopback test when SoL/IDER is active.\n");
1696 *data = e1000_setup_desc_rings(adapter);
1700 *data = e1000_setup_loopback_test(adapter);
1704 *data = e1000_run_loopback_test(adapter);
1705 e1000_loopback_cleanup(adapter);
1708 e1000_free_desc_rings(adapter);
1713 static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
1715 struct e1000_hw *hw = &adapter->hw;
1718 if (hw->phy.media_type == e1000_media_type_internal_serdes) {
1720 hw->mac.serdes_has_link = false;
1722 /* On some blade server designs, link establishment
1723 * could take as long as 2-3 minutes
1726 hw->mac.ops.check_for_link(hw);
1727 if (hw->mac.serdes_has_link)
1730 } while (i++ < 3750);
1734 hw->mac.ops.check_for_link(hw);
1735 if (hw->mac.autoneg)
1736 /* On some Phy/switch combinations, link establishment
1737 * can take a few seconds more than expected.
1739 msleep_interruptible(5000);
1741 if (!(er32(STATUS) & E1000_STATUS_LU))
1747 static int e1000e_get_sset_count(struct net_device __always_unused *netdev,
1752 return E1000_TEST_LEN;
1754 return E1000_STATS_LEN;
1760 static void e1000_diag_test(struct net_device *netdev,
1761 struct ethtool_test *eth_test, u64 *data)
1763 struct e1000_adapter *adapter = netdev_priv(netdev);
1764 u16 autoneg_advertised;
1765 u8 forced_speed_duplex;
1767 bool if_running = netif_running(netdev);
1769 pm_runtime_get_sync(netdev->dev.parent);
1771 set_bit(__E1000_TESTING, &adapter->state);
1774 /* Get control of and reset hardware */
1775 if (adapter->flags & FLAG_HAS_AMT)
1776 e1000e_get_hw_control(adapter);
1778 e1000e_power_up_phy(adapter);
1780 adapter->hw.phy.autoneg_wait_to_complete = 1;
1781 e1000e_reset(adapter);
1782 adapter->hw.phy.autoneg_wait_to_complete = 0;
1785 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1788 /* save speed, duplex, autoneg settings */
1789 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1790 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1791 autoneg = adapter->hw.mac.autoneg;
1793 e_info("offline testing starting\n");
1796 /* indicate we're in test mode */
1799 if (e1000_reg_test(adapter, &data[0]))
1800 eth_test->flags |= ETH_TEST_FL_FAILED;
1802 e1000e_reset(adapter);
1803 if (e1000_eeprom_test(adapter, &data[1]))
1804 eth_test->flags |= ETH_TEST_FL_FAILED;
1806 e1000e_reset(adapter);
1807 if (e1000_intr_test(adapter, &data[2]))
1808 eth_test->flags |= ETH_TEST_FL_FAILED;
1810 e1000e_reset(adapter);
1811 if (e1000_loopback_test(adapter, &data[3]))
1812 eth_test->flags |= ETH_TEST_FL_FAILED;
1814 /* force this routine to wait until autoneg complete/timeout */
1815 adapter->hw.phy.autoneg_wait_to_complete = 1;
1816 e1000e_reset(adapter);
1817 adapter->hw.phy.autoneg_wait_to_complete = 0;
1819 if (e1000_link_test(adapter, &data[4]))
1820 eth_test->flags |= ETH_TEST_FL_FAILED;
1822 /* restore speed, duplex, autoneg settings */
1823 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1824 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1825 adapter->hw.mac.autoneg = autoneg;
1826 e1000e_reset(adapter);
1828 clear_bit(__E1000_TESTING, &adapter->state);
1834 e_info("online testing starting\n");
1836 /* register, eeprom, intr and loopback tests not run online */
1842 if (e1000_link_test(adapter, &data[4]))
1843 eth_test->flags |= ETH_TEST_FL_FAILED;
1845 clear_bit(__E1000_TESTING, &adapter->state);
1849 e1000e_reset(adapter);
1851 if (adapter->flags & FLAG_HAS_AMT)
1852 e1000e_release_hw_control(adapter);
1855 msleep_interruptible(4 * 1000);
1857 pm_runtime_put_sync(netdev->dev.parent);
1860 static void e1000_get_wol(struct net_device *netdev,
1861 struct ethtool_wolinfo *wol)
1863 struct e1000_adapter *adapter = netdev_priv(netdev);
1868 if (!(adapter->flags & FLAG_HAS_WOL) ||
1869 !device_can_wakeup(&adapter->pdev->dev))
1872 wol->supported = WAKE_UCAST | WAKE_MCAST |
1873 WAKE_BCAST | WAKE_MAGIC | WAKE_PHY;
1875 /* apply any specific unsupported masks here */
1876 if (adapter->flags & FLAG_NO_WAKE_UCAST) {
1877 wol->supported &= ~WAKE_UCAST;
1879 if (adapter->wol & E1000_WUFC_EX)
1880 e_err("Interface does not support directed (unicast) frame wake-up packets\n");
1883 if (adapter->wol & E1000_WUFC_EX)
1884 wol->wolopts |= WAKE_UCAST;
1885 if (adapter->wol & E1000_WUFC_MC)
1886 wol->wolopts |= WAKE_MCAST;
1887 if (adapter->wol & E1000_WUFC_BC)
1888 wol->wolopts |= WAKE_BCAST;
1889 if (adapter->wol & E1000_WUFC_MAG)
1890 wol->wolopts |= WAKE_MAGIC;
1891 if (adapter->wol & E1000_WUFC_LNKC)
1892 wol->wolopts |= WAKE_PHY;
1895 static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1897 struct e1000_adapter *adapter = netdev_priv(netdev);
1899 if (!(adapter->flags & FLAG_HAS_WOL) ||
1900 !device_can_wakeup(&adapter->pdev->dev) ||
1901 (wol->wolopts & ~(WAKE_UCAST | WAKE_MCAST | WAKE_BCAST |
1902 WAKE_MAGIC | WAKE_PHY)))
1905 /* these settings will always override what we currently have */
1908 if (wol->wolopts & WAKE_UCAST)
1909 adapter->wol |= E1000_WUFC_EX;
1910 if (wol->wolopts & WAKE_MCAST)
1911 adapter->wol |= E1000_WUFC_MC;
1912 if (wol->wolopts & WAKE_BCAST)
1913 adapter->wol |= E1000_WUFC_BC;
1914 if (wol->wolopts & WAKE_MAGIC)
1915 adapter->wol |= E1000_WUFC_MAG;
1916 if (wol->wolopts & WAKE_PHY)
1917 adapter->wol |= E1000_WUFC_LNKC;
1919 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1924 static int e1000_set_phys_id(struct net_device *netdev,
1925 enum ethtool_phys_id_state state)
1927 struct e1000_adapter *adapter = netdev_priv(netdev);
1928 struct e1000_hw *hw = &adapter->hw;
1931 case ETHTOOL_ID_ACTIVE:
1932 pm_runtime_get_sync(netdev->dev.parent);
1934 if (!hw->mac.ops.blink_led)
1935 return 2; /* cycle on/off twice per second */
1937 hw->mac.ops.blink_led(hw);
1940 case ETHTOOL_ID_INACTIVE:
1941 if (hw->phy.type == e1000_phy_ife)
1942 e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
1943 hw->mac.ops.led_off(hw);
1944 hw->mac.ops.cleanup_led(hw);
1945 pm_runtime_put_sync(netdev->dev.parent);
1949 hw->mac.ops.led_on(hw);
1952 case ETHTOOL_ID_OFF:
1953 hw->mac.ops.led_off(hw);
1960 static int e1000_get_coalesce(struct net_device *netdev,
1961 struct ethtool_coalesce *ec)
1963 struct e1000_adapter *adapter = netdev_priv(netdev);
1965 if (adapter->itr_setting <= 4)
1966 ec->rx_coalesce_usecs = adapter->itr_setting;
1968 ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
1973 static int e1000_set_coalesce(struct net_device *netdev,
1974 struct ethtool_coalesce *ec)
1976 struct e1000_adapter *adapter = netdev_priv(netdev);
1978 if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
1979 ((ec->rx_coalesce_usecs > 4) &&
1980 (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
1981 (ec->rx_coalesce_usecs == 2))
1984 if (ec->rx_coalesce_usecs == 4) {
1985 adapter->itr_setting = 4;
1986 adapter->itr = adapter->itr_setting;
1987 } else if (ec->rx_coalesce_usecs <= 3) {
1988 adapter->itr = 20000;
1989 adapter->itr_setting = ec->rx_coalesce_usecs;
1991 adapter->itr = (1000000 / ec->rx_coalesce_usecs);
1992 adapter->itr_setting = adapter->itr & ~3;
1995 pm_runtime_get_sync(netdev->dev.parent);
1997 if (adapter->itr_setting != 0)
1998 e1000e_write_itr(adapter, adapter->itr);
2000 e1000e_write_itr(adapter, 0);
2002 pm_runtime_put_sync(netdev->dev.parent);
2007 static int e1000_nway_reset(struct net_device *netdev)
2009 struct e1000_adapter *adapter = netdev_priv(netdev);
2011 if (!netif_running(netdev))
2014 if (!adapter->hw.mac.autoneg)
2017 pm_runtime_get_sync(netdev->dev.parent);
2018 e1000e_reinit_locked(adapter);
2019 pm_runtime_put_sync(netdev->dev.parent);
2024 static void e1000_get_ethtool_stats(struct net_device *netdev,
2025 struct ethtool_stats __always_unused *stats,
2028 struct e1000_adapter *adapter = netdev_priv(netdev);
2029 struct rtnl_link_stats64 net_stats;
2033 pm_runtime_get_sync(netdev->dev.parent);
2035 e1000e_get_stats64(netdev, &net_stats);
2037 pm_runtime_put_sync(netdev->dev.parent);
2039 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
2040 switch (e1000_gstrings_stats[i].type) {
2042 p = (char *)&net_stats +
2043 e1000_gstrings_stats[i].stat_offset;
2046 p = (char *)adapter +
2047 e1000_gstrings_stats[i].stat_offset;
2054 data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
2055 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2059 static void e1000_get_strings(struct net_device __always_unused *netdev,
2060 u32 stringset, u8 *data)
2065 switch (stringset) {
2067 memcpy(data, e1000_gstrings_test, sizeof(e1000_gstrings_test));
2070 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
2071 memcpy(p, e1000_gstrings_stats[i].stat_string,
2073 p += ETH_GSTRING_LEN;
2079 static int e1000_get_rxnfc(struct net_device *netdev,
2080 struct ethtool_rxnfc *info,
2081 u32 __always_unused *rule_locs)
2085 switch (info->cmd) {
2086 case ETHTOOL_GRXFH: {
2087 struct e1000_adapter *adapter = netdev_priv(netdev);
2088 struct e1000_hw *hw = &adapter->hw;
2091 pm_runtime_get_sync(netdev->dev.parent);
2093 pm_runtime_put_sync(netdev->dev.parent);
2095 if (!(mrqc & E1000_MRQC_RSS_FIELD_MASK))
2098 switch (info->flow_type) {
2100 if (mrqc & E1000_MRQC_RSS_FIELD_IPV4_TCP)
2101 info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2105 case AH_ESP_V4_FLOW:
2107 if (mrqc & E1000_MRQC_RSS_FIELD_IPV4)
2108 info->data |= RXH_IP_SRC | RXH_IP_DST;
2111 if (mrqc & E1000_MRQC_RSS_FIELD_IPV6_TCP)
2112 info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2116 case AH_ESP_V6_FLOW:
2118 if (mrqc & E1000_MRQC_RSS_FIELD_IPV6)
2119 info->data |= RXH_IP_SRC | RXH_IP_DST;
2131 static int e1000e_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
2133 struct e1000_adapter *adapter = netdev_priv(netdev);
2134 struct e1000_hw *hw = &adapter->hw;
2135 u16 cap_addr, lpa_addr, pcs_stat_addr, phy_data;
2138 if (!(adapter->flags2 & FLAG2_HAS_EEE))
2141 switch (hw->phy.type) {
2142 case e1000_phy_82579:
2143 cap_addr = I82579_EEE_CAPABILITY;
2144 lpa_addr = I82579_EEE_LP_ABILITY;
2145 pcs_stat_addr = I82579_EEE_PCS_STATUS;
2147 case e1000_phy_i217:
2148 cap_addr = I217_EEE_CAPABILITY;
2149 lpa_addr = I217_EEE_LP_ABILITY;
2150 pcs_stat_addr = I217_EEE_PCS_STATUS;
2156 pm_runtime_get_sync(netdev->dev.parent);
2158 ret_val = hw->phy.ops.acquire(hw);
2160 pm_runtime_put_sync(netdev->dev.parent);
2164 /* EEE Capability */
2165 ret_val = e1000_read_emi_reg_locked(hw, cap_addr, &phy_data);
2168 edata->supported = mmd_eee_cap_to_ethtool_sup_t(phy_data);
2170 /* EEE Advertised */
2171 edata->advertised = mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
2173 /* EEE Link Partner Advertised */
2174 ret_val = e1000_read_emi_reg_locked(hw, lpa_addr, &phy_data);
2177 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2179 /* EEE PCS Status */
2180 ret_val = e1000_read_emi_reg_locked(hw, pcs_stat_addr, &phy_data);
2183 if (hw->phy.type == e1000_phy_82579)
2186 /* Result of the EEE auto negotiation - there is no register that
2187 * has the status of the EEE negotiation so do a best-guess based
2188 * on whether Tx or Rx LPI indications have been received.
2190 if (phy_data & (E1000_EEE_TX_LPI_RCVD | E1000_EEE_RX_LPI_RCVD))
2191 edata->eee_active = true;
2193 edata->eee_enabled = !hw->dev_spec.ich8lan.eee_disable;
2194 edata->tx_lpi_enabled = true;
2195 edata->tx_lpi_timer = er32(LPIC) >> E1000_LPIC_LPIET_SHIFT;
2198 hw->phy.ops.release(hw);
2202 pm_runtime_put_sync(netdev->dev.parent);
2207 static int e1000e_set_eee(struct net_device *netdev, struct ethtool_eee *edata)
2209 struct e1000_adapter *adapter = netdev_priv(netdev);
2210 struct e1000_hw *hw = &adapter->hw;
2211 struct ethtool_eee eee_curr;
2214 ret_val = e1000e_get_eee(netdev, &eee_curr);
2218 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
2219 e_err("Setting EEE tx-lpi is not supported\n");
2223 if (eee_curr.tx_lpi_timer != edata->tx_lpi_timer) {
2224 e_err("Setting EEE Tx LPI timer is not supported\n");
2228 if (edata->advertised & ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) {
2229 e_err("EEE advertisement supports only 100TX and/or 1000T full-duplex\n");
2233 adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
2235 hw->dev_spec.ich8lan.eee_disable = !edata->eee_enabled;
2237 pm_runtime_get_sync(netdev->dev.parent);
2239 /* reset the link */
2240 if (netif_running(netdev))
2241 e1000e_reinit_locked(adapter);
2243 e1000e_reset(adapter);
2245 pm_runtime_put_sync(netdev->dev.parent);
2250 static int e1000e_get_ts_info(struct net_device *netdev,
2251 struct ethtool_ts_info *info)
2253 struct e1000_adapter *adapter = netdev_priv(netdev);
2255 ethtool_op_get_ts_info(netdev, info);
2257 if (!(adapter->flags & FLAG_HAS_HW_TIMESTAMP))
2260 info->so_timestamping |= (SOF_TIMESTAMPING_TX_HARDWARE |
2261 SOF_TIMESTAMPING_RX_HARDWARE |
2262 SOF_TIMESTAMPING_RAW_HARDWARE);
2264 info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
2266 info->rx_filters = ((1 << HWTSTAMP_FILTER_NONE) |
2267 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
2268 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
2269 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
2270 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
2271 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
2272 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
2273 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
2274 (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
2275 (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
2276 (1 << HWTSTAMP_FILTER_ALL));
2278 if (adapter->ptp_clock)
2279 info->phc_index = ptp_clock_index(adapter->ptp_clock);
2284 static const struct ethtool_ops e1000_ethtool_ops = {
2285 .get_settings = e1000_get_settings,
2286 .set_settings = e1000_set_settings,
2287 .get_drvinfo = e1000_get_drvinfo,
2288 .get_regs_len = e1000_get_regs_len,
2289 .get_regs = e1000_get_regs,
2290 .get_wol = e1000_get_wol,
2291 .set_wol = e1000_set_wol,
2292 .get_msglevel = e1000_get_msglevel,
2293 .set_msglevel = e1000_set_msglevel,
2294 .nway_reset = e1000_nway_reset,
2295 .get_link = ethtool_op_get_link,
2296 .get_eeprom_len = e1000_get_eeprom_len,
2297 .get_eeprom = e1000_get_eeprom,
2298 .set_eeprom = e1000_set_eeprom,
2299 .get_ringparam = e1000_get_ringparam,
2300 .set_ringparam = e1000_set_ringparam,
2301 .get_pauseparam = e1000_get_pauseparam,
2302 .set_pauseparam = e1000_set_pauseparam,
2303 .self_test = e1000_diag_test,
2304 .get_strings = e1000_get_strings,
2305 .set_phys_id = e1000_set_phys_id,
2306 .get_ethtool_stats = e1000_get_ethtool_stats,
2307 .get_sset_count = e1000e_get_sset_count,
2308 .get_coalesce = e1000_get_coalesce,
2309 .set_coalesce = e1000_set_coalesce,
2310 .get_rxnfc = e1000_get_rxnfc,
2311 .get_ts_info = e1000e_get_ts_info,
2312 .get_eee = e1000e_get_eee,
2313 .set_eee = e1000e_set_eee,
2316 void e1000e_set_ethtool_ops(struct net_device *netdev)
2318 SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);