1 /*******************************************************************************
3 Intel PRO/1000 Linux driver
4 Copyright(c) 1999 - 2007 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/ethtool.h>
33 #include <linux/pci.h>
34 #include <linux/delay.h>
39 char stat_string[ETH_GSTRING_LEN];
44 #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
45 offsetof(struct e1000_adapter, m)
46 static const struct e1000_stats e1000_gstrings_stats[] = {
47 { "rx_packets", E1000_STAT(stats.gprc) },
48 { "tx_packets", E1000_STAT(stats.gptc) },
49 { "rx_bytes", E1000_STAT(stats.gorcl) },
50 { "tx_bytes", E1000_STAT(stats.gotcl) },
51 { "rx_broadcast", E1000_STAT(stats.bprc) },
52 { "tx_broadcast", E1000_STAT(stats.bptc) },
53 { "rx_multicast", E1000_STAT(stats.mprc) },
54 { "tx_multicast", E1000_STAT(stats.mptc) },
55 { "rx_errors", E1000_STAT(net_stats.rx_errors) },
56 { "tx_errors", E1000_STAT(net_stats.tx_errors) },
57 { "tx_dropped", E1000_STAT(net_stats.tx_dropped) },
58 { "multicast", E1000_STAT(stats.mprc) },
59 { "collisions", E1000_STAT(stats.colc) },
60 { "rx_length_errors", E1000_STAT(net_stats.rx_length_errors) },
61 { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) },
62 { "rx_crc_errors", E1000_STAT(stats.crcerrs) },
63 { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) },
64 { "rx_no_buffer_count", E1000_STAT(stats.rnbc) },
65 { "rx_missed_errors", E1000_STAT(stats.mpc) },
66 { "tx_aborted_errors", E1000_STAT(stats.ecol) },
67 { "tx_carrier_errors", E1000_STAT(stats.tncrs) },
68 { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) },
69 { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) },
70 { "tx_window_errors", E1000_STAT(stats.latecol) },
71 { "tx_abort_late_coll", E1000_STAT(stats.latecol) },
72 { "tx_deferred_ok", E1000_STAT(stats.dc) },
73 { "tx_single_coll_ok", E1000_STAT(stats.scc) },
74 { "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
75 { "tx_timeout_count", E1000_STAT(tx_timeout_count) },
76 { "tx_restart_queue", E1000_STAT(restart_queue) },
77 { "rx_long_length_errors", E1000_STAT(stats.roc) },
78 { "rx_short_length_errors", E1000_STAT(stats.ruc) },
79 { "rx_align_errors", E1000_STAT(stats.algnerrc) },
80 { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) },
81 { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) },
82 { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) },
83 { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) },
84 { "tx_flow_control_xon", E1000_STAT(stats.xontxc) },
85 { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) },
86 { "rx_long_byte_count", E1000_STAT(stats.gorcl) },
87 { "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
88 { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
89 { "rx_header_split", E1000_STAT(rx_hdr_split) },
90 { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
91 { "tx_smbus", E1000_STAT(stats.mgptc) },
92 { "rx_smbus", E1000_STAT(stats.mgprc) },
93 { "dropped_smbus", E1000_STAT(stats.mgpdc) },
94 { "rx_dma_failed", E1000_STAT(rx_dma_failed) },
95 { "tx_dma_failed", E1000_STAT(tx_dma_failed) },
98 #define E1000_GLOBAL_STATS_LEN \
99 sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats)
100 #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN)
101 static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
102 "Register test (offline)", "Eeprom test (offline)",
103 "Interrupt test (offline)", "Loopback test (offline)",
104 "Link test (on/offline)"
106 #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
108 static int e1000_get_settings(struct net_device *netdev,
109 struct ethtool_cmd *ecmd)
111 struct e1000_adapter *adapter = netdev_priv(netdev);
112 struct e1000_hw *hw = &adapter->hw;
114 if (hw->media_type == e1000_media_type_copper) {
116 ecmd->supported = (SUPPORTED_10baseT_Half |
117 SUPPORTED_10baseT_Full |
118 SUPPORTED_100baseT_Half |
119 SUPPORTED_100baseT_Full |
120 SUPPORTED_1000baseT_Full |
123 if (hw->phy.type == e1000_phy_ife)
124 ecmd->supported &= ~SUPPORTED_1000baseT_Full;
125 ecmd->advertising = ADVERTISED_TP;
127 if (hw->mac.autoneg == 1) {
128 ecmd->advertising |= ADVERTISED_Autoneg;
129 /* the e1000 autoneg seems to match ethtool nicely */
130 ecmd->advertising |= hw->phy.autoneg_advertised;
133 ecmd->port = PORT_TP;
134 ecmd->phy_address = hw->phy.addr;
135 ecmd->transceiver = XCVR_INTERNAL;
138 ecmd->supported = (SUPPORTED_1000baseT_Full |
142 ecmd->advertising = (ADVERTISED_1000baseT_Full |
146 ecmd->port = PORT_FIBRE;
147 ecmd->transceiver = XCVR_EXTERNAL;
150 if (er32(STATUS) & E1000_STATUS_LU) {
152 adapter->hw.mac.ops.get_link_up_info(hw, &adapter->link_speed,
153 &adapter->link_duplex);
154 ecmd->speed = adapter->link_speed;
156 /* unfortunately FULL_DUPLEX != DUPLEX_FULL
157 * and HALF_DUPLEX != DUPLEX_HALF */
159 if (adapter->link_duplex == FULL_DUPLEX)
160 ecmd->duplex = DUPLEX_FULL;
162 ecmd->duplex = DUPLEX_HALF;
168 ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) ||
169 hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
173 static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx)
175 struct e1000_mac_info *mac = &adapter->hw.mac;
179 /* Fiber NICs only allow 1000 gbps Full duplex */
180 if ((adapter->hw.media_type == e1000_media_type_fiber) &&
181 spddplx != (SPEED_1000 + DUPLEX_FULL)) {
182 ndev_err(adapter->netdev, "Unsupported Speed/Duplex "
188 case SPEED_10 + DUPLEX_HALF:
189 mac->forced_speed_duplex = ADVERTISE_10_HALF;
191 case SPEED_10 + DUPLEX_FULL:
192 mac->forced_speed_duplex = ADVERTISE_10_FULL;
194 case SPEED_100 + DUPLEX_HALF:
195 mac->forced_speed_duplex = ADVERTISE_100_HALF;
197 case SPEED_100 + DUPLEX_FULL:
198 mac->forced_speed_duplex = ADVERTISE_100_FULL;
200 case SPEED_1000 + DUPLEX_FULL:
202 adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
204 case SPEED_1000 + DUPLEX_HALF: /* not supported */
206 ndev_err(adapter->netdev, "Unsupported Speed/Duplex "
213 static int e1000_set_settings(struct net_device *netdev,
214 struct ethtool_cmd *ecmd)
216 struct e1000_adapter *adapter = netdev_priv(netdev);
217 struct e1000_hw *hw = &adapter->hw;
219 /* When SoL/IDER sessions are active, autoneg/speed/duplex
220 * cannot be changed */
221 if (e1000_check_reset_block(hw)) {
222 ndev_err(netdev, "Cannot change link "
223 "characteristics when SoL/IDER is active.\n");
227 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
230 if (ecmd->autoneg == AUTONEG_ENABLE) {
232 if (hw->media_type == e1000_media_type_fiber)
233 hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
237 hw->phy.autoneg_advertised = ecmd->advertising |
240 ecmd->advertising = hw->phy.autoneg_advertised;
242 if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
243 clear_bit(__E1000_RESETTING, &adapter->state);
250 if (netif_running(adapter->netdev)) {
251 e1000e_down(adapter);
254 e1000e_reset(adapter);
257 clear_bit(__E1000_RESETTING, &adapter->state);
261 static void e1000_get_pauseparam(struct net_device *netdev,
262 struct ethtool_pauseparam *pause)
264 struct e1000_adapter *adapter = netdev_priv(netdev);
265 struct e1000_hw *hw = &adapter->hw;
268 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
270 if (hw->mac.fc == e1000_fc_rx_pause) {
272 } else if (hw->mac.fc == e1000_fc_tx_pause) {
274 } else if (hw->mac.fc == e1000_fc_full) {
280 static int e1000_set_pauseparam(struct net_device *netdev,
281 struct ethtool_pauseparam *pause)
283 struct e1000_adapter *adapter = netdev_priv(netdev);
284 struct e1000_hw *hw = &adapter->hw;
287 adapter->fc_autoneg = pause->autoneg;
289 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
292 if (pause->rx_pause && pause->tx_pause)
293 hw->mac.fc = e1000_fc_full;
294 else if (pause->rx_pause && !pause->tx_pause)
295 hw->mac.fc = e1000_fc_rx_pause;
296 else if (!pause->rx_pause && pause->tx_pause)
297 hw->mac.fc = e1000_fc_tx_pause;
298 else if (!pause->rx_pause && !pause->tx_pause)
299 hw->mac.fc = e1000_fc_none;
301 hw->mac.original_fc = hw->mac.fc;
303 if (adapter->fc_autoneg == AUTONEG_ENABLE) {
304 if (netif_running(adapter->netdev)) {
305 e1000e_down(adapter);
308 e1000e_reset(adapter);
311 retval = ((hw->media_type == e1000_media_type_fiber) ?
312 hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw));
315 clear_bit(__E1000_RESETTING, &adapter->state);
319 static u32 e1000_get_rx_csum(struct net_device *netdev)
321 struct e1000_adapter *adapter = netdev_priv(netdev);
322 return (adapter->flags & FLAG_RX_CSUM_ENABLED);
325 static int e1000_set_rx_csum(struct net_device *netdev, u32 data)
327 struct e1000_adapter *adapter = netdev_priv(netdev);
330 adapter->flags |= FLAG_RX_CSUM_ENABLED;
332 adapter->flags &= ~FLAG_RX_CSUM_ENABLED;
334 if (netif_running(netdev))
335 e1000e_reinit_locked(adapter);
337 e1000e_reset(adapter);
341 static u32 e1000_get_tx_csum(struct net_device *netdev)
343 return ((netdev->features & NETIF_F_HW_CSUM) != 0);
346 static int e1000_set_tx_csum(struct net_device *netdev, u32 data)
349 netdev->features |= NETIF_F_HW_CSUM;
351 netdev->features &= ~NETIF_F_HW_CSUM;
356 static int e1000_set_tso(struct net_device *netdev, u32 data)
358 struct e1000_adapter *adapter = netdev_priv(netdev);
361 netdev->features |= NETIF_F_TSO;
362 netdev->features |= NETIF_F_TSO6;
364 netdev->features &= ~NETIF_F_TSO;
365 netdev->features &= ~NETIF_F_TSO6;
368 ndev_info(netdev, "TSO is %s\n",
369 data ? "Enabled" : "Disabled");
370 adapter->flags |= FLAG_TSO_FORCE;
374 static u32 e1000_get_msglevel(struct net_device *netdev)
376 struct e1000_adapter *adapter = netdev_priv(netdev);
377 return adapter->msg_enable;
380 static void e1000_set_msglevel(struct net_device *netdev, u32 data)
382 struct e1000_adapter *adapter = netdev_priv(netdev);
383 adapter->msg_enable = data;
386 static int e1000_get_regs_len(struct net_device *netdev)
388 #define E1000_REGS_LEN 32 /* overestimate */
389 return E1000_REGS_LEN * sizeof(u32);
392 static void e1000_get_regs(struct net_device *netdev,
393 struct ethtool_regs *regs, void *p)
395 struct e1000_adapter *adapter = netdev_priv(netdev);
396 struct e1000_hw *hw = &adapter->hw;
401 memset(p, 0, E1000_REGS_LEN * sizeof(u32));
403 pci_read_config_byte(adapter->pdev, PCI_REVISION_ID, &revision_id);
405 regs->version = (1 << 24) | (revision_id << 16) | adapter->pdev->device;
407 regs_buff[0] = er32(CTRL);
408 regs_buff[1] = er32(STATUS);
410 regs_buff[2] = er32(RCTL);
411 regs_buff[3] = er32(RDLEN);
412 regs_buff[4] = er32(RDH);
413 regs_buff[5] = er32(RDT);
414 regs_buff[6] = er32(RDTR);
416 regs_buff[7] = er32(TCTL);
417 regs_buff[8] = er32(TDLEN);
418 regs_buff[9] = er32(TDH);
419 regs_buff[10] = er32(TDT);
420 regs_buff[11] = er32(TIDV);
422 regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */
423 if (hw->phy.type == e1000_phy_m88) {
424 e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
425 regs_buff[13] = (u32)phy_data; /* cable length */
426 regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
427 regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
428 regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
429 e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
430 regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
431 regs_buff[18] = regs_buff[13]; /* cable polarity */
432 regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
433 regs_buff[20] = regs_buff[17]; /* polarity correction */
434 /* phy receive errors */
435 regs_buff[22] = adapter->phy_stats.receive_errors;
436 regs_buff[23] = regs_buff[13]; /* mdix mode */
438 regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */
439 e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
440 regs_buff[24] = (u32)phy_data; /* phy local receiver status */
441 regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
444 static int e1000_get_eeprom_len(struct net_device *netdev)
446 struct e1000_adapter *adapter = netdev_priv(netdev);
447 return adapter->hw.nvm.word_size * 2;
450 static int e1000_get_eeprom(struct net_device *netdev,
451 struct ethtool_eeprom *eeprom, u8 *bytes)
453 struct e1000_adapter *adapter = netdev_priv(netdev);
454 struct e1000_hw *hw = &adapter->hw;
461 if (eeprom->len == 0)
464 eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16);
466 first_word = eeprom->offset >> 1;
467 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
469 eeprom_buff = kmalloc(sizeof(u16) *
470 (last_word - first_word + 1), GFP_KERNEL);
474 if (hw->nvm.type == e1000_nvm_eeprom_spi) {
475 ret_val = e1000_read_nvm(hw, first_word,
476 last_word - first_word + 1,
479 for (i = 0; i < last_word - first_word + 1; i++) {
480 ret_val = e1000_read_nvm(hw, first_word + i, 1,
487 /* Device's eeprom is always little-endian, word addressable */
488 for (i = 0; i < last_word - first_word + 1; i++)
489 le16_to_cpus(&eeprom_buff[i]);
491 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
497 static int e1000_set_eeprom(struct net_device *netdev,
498 struct ethtool_eeprom *eeprom, u8 *bytes)
500 struct e1000_adapter *adapter = netdev_priv(netdev);
501 struct e1000_hw *hw = &adapter->hw;
510 if (eeprom->len == 0)
513 if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16)))
516 max_len = hw->nvm.word_size * 2;
518 first_word = eeprom->offset >> 1;
519 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
520 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
524 ptr = (void *)eeprom_buff;
526 if (eeprom->offset & 1) {
527 /* need read/modify/write of first changed EEPROM word */
528 /* only the second byte of the word is being modified */
529 ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]);
532 if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0))
533 /* need read/modify/write of last changed EEPROM word */
534 /* only the first byte of the word is being modified */
535 ret_val = e1000_read_nvm(hw, last_word, 1,
536 &eeprom_buff[last_word - first_word]);
538 /* Device's eeprom is always little-endian, word addressable */
539 for (i = 0; i < last_word - first_word + 1; i++)
540 le16_to_cpus(&eeprom_buff[i]);
542 memcpy(ptr, bytes, eeprom->len);
544 for (i = 0; i < last_word - first_word + 1; i++)
545 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
547 ret_val = e1000_write_nvm(hw, first_word,
548 last_word - first_word + 1, eeprom_buff);
550 /* Update the checksum over the first part of the EEPROM if needed
551 * and flush shadow RAM for 82573 controllers */
552 if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG) ||
553 (hw->mac.type == e1000_82573)))
554 e1000e_update_nvm_checksum(hw);
560 static void e1000_get_drvinfo(struct net_device *netdev,
561 struct ethtool_drvinfo *drvinfo)
563 struct e1000_adapter *adapter = netdev_priv(netdev);
564 char firmware_version[32];
567 strncpy(drvinfo->driver, e1000e_driver_name, 32);
568 strncpy(drvinfo->version, e1000e_driver_version, 32);
570 /* EEPROM image version # is reported as firmware version # for
571 * PCI-E controllers */
572 e1000_read_nvm(&adapter->hw, 5, 1, &eeprom_data);
573 sprintf(firmware_version, "%d.%d-%d",
574 (eeprom_data & 0xF000) >> 12,
575 (eeprom_data & 0x0FF0) >> 4,
576 eeprom_data & 0x000F);
578 strncpy(drvinfo->fw_version, firmware_version, 32);
579 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
580 drvinfo->regdump_len = e1000_get_regs_len(netdev);
581 drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
584 static void e1000_get_ringparam(struct net_device *netdev,
585 struct ethtool_ringparam *ring)
587 struct e1000_adapter *adapter = netdev_priv(netdev);
588 struct e1000_ring *tx_ring = adapter->tx_ring;
589 struct e1000_ring *rx_ring = adapter->rx_ring;
591 ring->rx_max_pending = E1000_MAX_RXD;
592 ring->tx_max_pending = E1000_MAX_TXD;
593 ring->rx_mini_max_pending = 0;
594 ring->rx_jumbo_max_pending = 0;
595 ring->rx_pending = rx_ring->count;
596 ring->tx_pending = tx_ring->count;
597 ring->rx_mini_pending = 0;
598 ring->rx_jumbo_pending = 0;
601 static int e1000_set_ringparam(struct net_device *netdev,
602 struct ethtool_ringparam *ring)
604 struct e1000_adapter *adapter = netdev_priv(netdev);
605 struct e1000_ring *tx_ring, *tx_old;
606 struct e1000_ring *rx_ring, *rx_old;
609 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
612 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
615 if (netif_running(adapter->netdev))
616 e1000e_down(adapter);
618 tx_old = adapter->tx_ring;
619 rx_old = adapter->rx_ring;
622 tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
626 rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
630 adapter->tx_ring = tx_ring;
631 adapter->rx_ring = rx_ring;
633 rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);
634 rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD));
635 rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE);
637 tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD);
638 tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD));
639 tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE);
641 if (netif_running(adapter->netdev)) {
642 /* Try to get new resources before deleting old */
643 err = e1000e_setup_rx_resources(adapter);
646 err = e1000e_setup_tx_resources(adapter);
650 /* save the new, restore the old in order to free it,
651 * then restore the new back again */
652 adapter->rx_ring = rx_old;
653 adapter->tx_ring = tx_old;
654 e1000e_free_rx_resources(adapter);
655 e1000e_free_tx_resources(adapter);
658 adapter->rx_ring = rx_ring;
659 adapter->tx_ring = tx_ring;
660 err = e1000e_up(adapter);
665 clear_bit(__E1000_RESETTING, &adapter->state);
668 e1000e_free_rx_resources(adapter);
670 adapter->rx_ring = rx_old;
671 adapter->tx_ring = tx_old;
678 clear_bit(__E1000_RESETTING, &adapter->state);
682 #define REG_PATTERN_TEST(R, M, W) REG_PATTERN_TEST_ARRAY(R, 0, M, W)
683 #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, writeable) \
687 u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
688 for (_pat = 0; _pat < ARRAY_SIZE(_test); _pat++) { \
689 E1000_WRITE_REG_ARRAY(hw, reg, offset, \
690 (_test[_pat] & writeable)); \
691 _value = E1000_READ_REG_ARRAY(hw, reg, offset); \
692 if (_value != (_test[_pat] & writeable & mask)) { \
693 ndev_err(netdev, "pattern test reg %04X " \
694 "failed: got 0x%08X expected 0x%08X\n", \
696 value, (_test[_pat] & writeable & mask)); \
703 #define REG_SET_AND_CHECK(R, M, W) \
706 __ew32(hw, R, W & M); \
707 _value = __er32(hw, R); \
708 if ((W & M) != (_value & M)) { \
709 ndev_err(netdev, "set/check reg %04X test failed: " \
710 "got 0x%08X expected 0x%08X\n", R, (_value & M), \
717 static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
719 struct e1000_hw *hw = &adapter->hw;
720 struct e1000_mac_info *mac = &adapter->hw.mac;
721 struct net_device *netdev = adapter->netdev;
728 /* The status register is Read Only, so a write should fail.
729 * Some bits that get toggled are ignored.
732 /* there are several bits on newer hardware that are r/w */
735 case e1000_80003es2lan:
748 before = er32(STATUS);
749 value = (er32(STATUS) & toggle);
750 ew32(STATUS, toggle);
751 after = er32(STATUS) & toggle;
752 if (value != after) {
753 ndev_err(netdev, "failed STATUS register test got: "
754 "0x%08X expected: 0x%08X\n", after, value);
758 /* restore previous status */
759 ew32(STATUS, before);
761 if ((mac->type != e1000_ich8lan) &&
762 (mac->type != e1000_ich9lan)) {
763 REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
764 REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF);
765 REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF);
766 REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF);
769 REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF);
770 REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
771 REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF);
772 REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF);
773 REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF);
774 REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8);
775 REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF);
776 REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
777 REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
778 REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF);
780 REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000);
782 before = (((mac->type == e1000_ich8lan) ||
783 (mac->type == e1000_ich9lan)) ? 0x06C3B33E : 0x06DFB3FE);
784 REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
785 REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);
787 REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x01FFFFFF);
788 REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFF000, 0xFFFFFFFF);
789 REG_PATTERN_TEST(E1000_TXCW, 0x0000FFFF, 0x0000FFFF);
790 REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFF000, 0xFFFFFFFF);
792 for (i = 0; i < mac->mta_reg_count; i++)
793 REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
799 static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
806 /* Read and add up the contents of the EEPROM */
807 for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
808 if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) {
815 /* If Checksum is not Correct return error else test passed */
816 if ((checksum != (u16) NVM_SUM) && !(*data))
822 static irqreturn_t e1000_test_intr(int irq, void *data)
824 struct net_device *netdev = (struct net_device *) data;
825 struct e1000_adapter *adapter = netdev_priv(netdev);
826 struct e1000_hw *hw = &adapter->hw;
828 adapter->test_icr |= er32(ICR);
833 static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
835 struct net_device *netdev = adapter->netdev;
836 struct e1000_hw *hw = &adapter->hw;
839 u32 irq = adapter->pdev->irq;
844 /* NOTE: we don't test MSI interrupts here, yet */
845 /* Hook up test interrupt handler just for this test */
846 if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
849 } else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED,
850 netdev->name, netdev)) {
854 ndev_info(netdev, "testing %s interrupt\n",
855 (shared_int ? "shared" : "unshared"));
857 /* Disable all the interrupts */
858 ew32(IMC, 0xFFFFFFFF);
861 /* Test each interrupt */
862 for (i = 0; i < 10; i++) {
864 if (((adapter->hw.mac.type == e1000_ich8lan) ||
865 (adapter->hw.mac.type == e1000_ich9lan)) && i == 8)
868 /* Interrupt to test */
872 /* Disable the interrupt to be reported in
873 * the cause register and then force the same
874 * interrupt and see if one gets posted. If
875 * an interrupt was posted to the bus, the
878 adapter->test_icr = 0;
883 if (adapter->test_icr & mask) {
889 /* Enable the interrupt to be reported in
890 * the cause register and then force the same
891 * interrupt and see if one gets posted. If
892 * an interrupt was not posted to the bus, the
895 adapter->test_icr = 0;
900 if (!(adapter->test_icr & mask)) {
906 /* Disable the other interrupts to be reported in
907 * the cause register and then force the other
908 * interrupts and see if any get posted. If
909 * an interrupt was posted to the bus, the
912 adapter->test_icr = 0;
913 ew32(IMC, ~mask & 0x00007FFF);
914 ew32(ICS, ~mask & 0x00007FFF);
917 if (adapter->test_icr) {
924 /* Disable all the interrupts */
925 ew32(IMC, 0xFFFFFFFF);
928 /* Unhook test interrupt handler */
929 free_irq(irq, netdev);
934 static void e1000_free_desc_rings(struct e1000_adapter *adapter)
936 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
937 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
938 struct pci_dev *pdev = adapter->pdev;
941 if (tx_ring->desc && tx_ring->buffer_info) {
942 for (i = 0; i < tx_ring->count; i++) {
943 if (tx_ring->buffer_info[i].dma)
944 pci_unmap_single(pdev,
945 tx_ring->buffer_info[i].dma,
946 tx_ring->buffer_info[i].length,
948 if (tx_ring->buffer_info[i].skb)
949 dev_kfree_skb(tx_ring->buffer_info[i].skb);
953 if (rx_ring->desc && rx_ring->buffer_info) {
954 for (i = 0; i < rx_ring->count; i++) {
955 if (rx_ring->buffer_info[i].dma)
956 pci_unmap_single(pdev,
957 rx_ring->buffer_info[i].dma,
958 2048, PCI_DMA_FROMDEVICE);
959 if (rx_ring->buffer_info[i].skb)
960 dev_kfree_skb(rx_ring->buffer_info[i].skb);
965 dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
967 tx_ring->desc = NULL;
970 dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
972 rx_ring->desc = NULL;
975 kfree(tx_ring->buffer_info);
976 tx_ring->buffer_info = NULL;
977 kfree(rx_ring->buffer_info);
978 rx_ring->buffer_info = NULL;
981 static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
983 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
984 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
985 struct pci_dev *pdev = adapter->pdev;
986 struct e1000_hw *hw = &adapter->hw;
992 /* Setup Tx descriptor ring and Tx buffers */
995 tx_ring->count = E1000_DEFAULT_TXD;
997 size = tx_ring->count * sizeof(struct e1000_buffer);
998 tx_ring->buffer_info = kmalloc(size, GFP_KERNEL);
999 if (!tx_ring->buffer_info) {
1003 memset(tx_ring->buffer_info, 0, size);
1005 tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
1006 tx_ring->size = ALIGN(tx_ring->size, 4096);
1007 tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
1008 &tx_ring->dma, GFP_KERNEL);
1009 if (!tx_ring->desc) {
1013 memset(tx_ring->desc, 0, tx_ring->size);
1014 tx_ring->next_to_use = 0;
1015 tx_ring->next_to_clean = 0;
1018 ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
1019 ew32(TDBAH, ((u64) tx_ring->dma >> 32));
1021 tx_ring->count * sizeof(struct e1000_tx_desc));
1025 E1000_TCTL_PSP | E1000_TCTL_EN |
1026 E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
1027 E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
1029 for (i = 0; i < tx_ring->count; i++) {
1030 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i);
1031 struct sk_buff *skb;
1032 unsigned int skb_size = 1024;
1034 skb = alloc_skb(skb_size, GFP_KERNEL);
1039 skb_put(skb, skb_size);
1040 tx_ring->buffer_info[i].skb = skb;
1041 tx_ring->buffer_info[i].length = skb->len;
1042 tx_ring->buffer_info[i].dma =
1043 pci_map_single(pdev, skb->data, skb->len,
1045 if (pci_dma_mapping_error(tx_ring->buffer_info[i].dma)) {
1049 tx_desc->buffer_addr = cpu_to_le64(
1050 tx_ring->buffer_info[i].dma);
1051 tx_desc->lower.data = cpu_to_le32(skb->len);
1052 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
1053 E1000_TXD_CMD_IFCS |
1055 tx_desc->upper.data = 0;
1058 /* Setup Rx descriptor ring and Rx buffers */
1060 if (!rx_ring->count)
1061 rx_ring->count = E1000_DEFAULT_RXD;
1063 size = rx_ring->count * sizeof(struct e1000_buffer);
1064 rx_ring->buffer_info = kmalloc(size, GFP_KERNEL);
1065 if (!rx_ring->buffer_info) {
1069 memset(rx_ring->buffer_info, 0, size);
1071 rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc);
1072 rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
1073 &rx_ring->dma, GFP_KERNEL);
1074 if (!rx_ring->desc) {
1078 memset(rx_ring->desc, 0, rx_ring->size);
1079 rx_ring->next_to_use = 0;
1080 rx_ring->next_to_clean = 0;
1083 ew32(RCTL, rctl & ~E1000_RCTL_EN);
1084 ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF));
1085 ew32(RDBAH, ((u64) rx_ring->dma >> 32));
1086 ew32(RDLEN, rx_ring->size);
1089 rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
1090 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
1091 (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
1094 for (i = 0; i < rx_ring->count; i++) {
1095 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i);
1096 struct sk_buff *skb;
1098 skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL);
1103 skb_reserve(skb, NET_IP_ALIGN);
1104 rx_ring->buffer_info[i].skb = skb;
1105 rx_ring->buffer_info[i].dma =
1106 pci_map_single(pdev, skb->data, 2048,
1107 PCI_DMA_FROMDEVICE);
1108 if (pci_dma_mapping_error(rx_ring->buffer_info[i].dma)) {
1112 rx_desc->buffer_addr =
1113 cpu_to_le64(rx_ring->buffer_info[i].dma);
1114 memset(skb->data, 0x00, skb->len);
1120 e1000_free_desc_rings(adapter);
1124 static void e1000_phy_disable_receiver(struct e1000_adapter *adapter)
1126 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1127 e1e_wphy(&adapter->hw, 29, 0x001F);
1128 e1e_wphy(&adapter->hw, 30, 0x8FFC);
1129 e1e_wphy(&adapter->hw, 29, 0x001A);
1130 e1e_wphy(&adapter->hw, 30, 0x8FF0);
1133 static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
1135 struct e1000_hw *hw = &adapter->hw;
1139 adapter->hw.mac.autoneg = 0;
1141 if (adapter->hw.phy.type == e1000_phy_m88) {
1142 /* Auto-MDI/MDIX Off */
1143 e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1144 /* reset to update Auto-MDI/MDIX */
1145 e1e_wphy(hw, PHY_CONTROL, 0x9140);
1147 e1e_wphy(hw, PHY_CONTROL, 0x8140);
1148 } else if (adapter->hw.phy.type == e1000_phy_gg82563)
1149 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
1151 ctrl_reg = er32(CTRL);
1153 if (adapter->hw.phy.type == e1000_phy_ife) {
1154 /* force 100, set loopback */
1155 e1e_wphy(hw, PHY_CONTROL, 0x6100);
1157 /* Now set up the MAC to the same speed/duplex as the PHY. */
1158 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1159 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1160 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1161 E1000_CTRL_SPD_100 |/* Force Speed to 100 */
1162 E1000_CTRL_FD); /* Force Duplex to FULL */
1164 /* force 1000, set loopback */
1165 e1e_wphy(hw, PHY_CONTROL, 0x4140);
1167 /* Now set up the MAC to the same speed/duplex as the PHY. */
1168 ctrl_reg = er32(CTRL);
1169 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1170 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1171 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1172 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1173 E1000_CTRL_FD); /* Force Duplex to FULL */
1176 if (adapter->hw.media_type == e1000_media_type_copper &&
1177 adapter->hw.phy.type == e1000_phy_m88) {
1178 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1180 /* Set the ILOS bit on the fiber Nic if half duplex link is
1182 stat_reg = er32(STATUS);
1183 if ((stat_reg & E1000_STATUS_FD) == 0)
1184 ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
1187 ew32(CTRL, ctrl_reg);
1189 /* Disable the receiver on the PHY so when a cable is plugged in, the
1190 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1192 if (adapter->hw.phy.type == e1000_phy_m88)
1193 e1000_phy_disable_receiver(adapter);
1200 static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
1202 struct e1000_hw *hw = &adapter->hw;
1203 u32 ctrl = er32(CTRL);
1206 /* special requirements for 82571/82572 fiber adapters */
1208 /* jump through hoops to make sure link is up because serdes
1209 * link is hardwired up */
1210 ctrl |= E1000_CTRL_SLU;
1213 /* disable autoneg */
1218 link = (er32(STATUS) & E1000_STATUS_LU);
1221 /* set invert loss of signal */
1223 ctrl |= E1000_CTRL_ILOS;
1227 /* special write to serdes control register to enable SerDes analog
1229 #define E1000_SERDES_LB_ON 0x410
1230 ew32(SCTL, E1000_SERDES_LB_ON);
1236 /* only call this for fiber/serdes connections to es2lan */
1237 static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter)
1239 struct e1000_hw *hw = &adapter->hw;
1240 u32 ctrlext = er32(CTRL_EXT);
1241 u32 ctrl = er32(CTRL);
1243 /* save CTRL_EXT to restore later, reuse an empty variable (unused
1244 on mac_type 80003es2lan) */
1245 adapter->tx_fifo_head = ctrlext;
1247 /* clear the serdes mode bits, putting the device into mac loopback */
1248 ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
1249 ew32(CTRL_EXT, ctrlext);
1251 /* force speed to 1000/FD, link up */
1252 ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
1253 ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX |
1254 E1000_CTRL_SPD_1000 | E1000_CTRL_FD);
1257 /* set mac loopback */
1259 ctrl |= E1000_RCTL_LBM_MAC;
1262 /* set testing mode parameters (no need to reset later) */
1263 #define KMRNCTRLSTA_OPMODE (0x1F << 16)
1264 #define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582
1266 (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII));
1271 static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
1273 struct e1000_hw *hw = &adapter->hw;
1276 if (hw->media_type == e1000_media_type_fiber ||
1277 hw->media_type == e1000_media_type_internal_serdes) {
1278 switch (hw->mac.type) {
1279 case e1000_80003es2lan:
1280 return e1000_set_es2lan_mac_loopback(adapter);
1284 return e1000_set_82571_fiber_loopback(adapter);
1288 rctl |= E1000_RCTL_LBM_TCVR;
1292 } else if (hw->media_type == e1000_media_type_copper) {
1293 return e1000_integrated_phy_loopback(adapter);
1299 static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
1301 struct e1000_hw *hw = &adapter->hw;
1306 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1309 switch (hw->mac.type) {
1310 case e1000_80003es2lan:
1311 if (hw->media_type == e1000_media_type_fiber ||
1312 hw->media_type == e1000_media_type_internal_serdes) {
1313 /* restore CTRL_EXT, stealing space from tx_fifo_head */
1315 adapter->tx_fifo_head);
1316 adapter->tx_fifo_head = 0;
1321 if (hw->media_type == e1000_media_type_fiber ||
1322 hw->media_type == e1000_media_type_internal_serdes) {
1323 #define E1000_SERDES_LB_OFF 0x400
1324 ew32(SCTL, E1000_SERDES_LB_OFF);
1330 hw->mac.autoneg = 1;
1331 if (hw->phy.type == e1000_phy_gg82563)
1332 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180);
1333 e1e_rphy(hw, PHY_CONTROL, &phy_reg);
1334 if (phy_reg & MII_CR_LOOPBACK) {
1335 phy_reg &= ~MII_CR_LOOPBACK;
1336 e1e_wphy(hw, PHY_CONTROL, phy_reg);
1337 e1000e_commit_phy(hw);
1343 static void e1000_create_lbtest_frame(struct sk_buff *skb,
1344 unsigned int frame_size)
1346 memset(skb->data, 0xFF, frame_size);
1348 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
1349 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
1350 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
1353 static int e1000_check_lbtest_frame(struct sk_buff *skb,
1354 unsigned int frame_size)
1357 if (*(skb->data + 3) == 0xFF)
1358 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
1359 (*(skb->data + frame_size / 2 + 12) == 0xAF))
1364 static int e1000_run_loopback_test(struct e1000_adapter *adapter)
1366 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1367 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1368 struct pci_dev *pdev = adapter->pdev;
1369 struct e1000_hw *hw = &adapter->hw;
1376 ew32(RDT, rx_ring->count - 1);
1378 /* Calculate the loop count based on the largest descriptor ring
1379 * The idea is to wrap the largest ring a number of times using 64
1380 * send/receive pairs during each loop
1383 if (rx_ring->count <= tx_ring->count)
1384 lc = ((tx_ring->count / 64) * 2) + 1;
1386 lc = ((rx_ring->count / 64) * 2) + 1;
1390 for (j = 0; j <= lc; j++) { /* loop count loop */
1391 for (i = 0; i < 64; i++) { /* send the packets */
1392 e1000_create_lbtest_frame(
1393 tx_ring->buffer_info[i].skb, 1024);
1394 pci_dma_sync_single_for_device(pdev,
1395 tx_ring->buffer_info[k].dma,
1396 tx_ring->buffer_info[k].length,
1399 if (k == tx_ring->count)
1404 time = jiffies; /* set the start time for the receive */
1406 do { /* receive the sent packets */
1407 pci_dma_sync_single_for_cpu(pdev,
1408 rx_ring->buffer_info[l].dma, 2048,
1409 PCI_DMA_FROMDEVICE);
1411 ret_val = e1000_check_lbtest_frame(
1412 rx_ring->buffer_info[l].skb, 1024);
1416 if (l == rx_ring->count)
1418 /* time + 20 msecs (200 msecs on 2.4) is more than
1419 * enough time to complete the receives, if it's
1420 * exceeded, break and error off
1422 } while ((good_cnt < 64) && !time_after(jiffies, time + 20));
1423 if (good_cnt != 64) {
1424 ret_val = 13; /* ret_val is the same as mis-compare */
1427 if (jiffies >= (time + 2)) {
1428 ret_val = 14; /* error code for time out error */
1431 } /* end loop count loop */
1435 static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
1437 /* PHY loopback cannot be performed if SoL/IDER
1438 * sessions are active */
1439 if (e1000_check_reset_block(&adapter->hw)) {
1440 ndev_err(adapter->netdev, "Cannot do PHY loopback test "
1441 "when SoL/IDER is active.\n");
1446 *data = e1000_setup_desc_rings(adapter);
1450 *data = e1000_setup_loopback_test(adapter);
1454 *data = e1000_run_loopback_test(adapter);
1455 e1000_loopback_cleanup(adapter);
1458 e1000_free_desc_rings(adapter);
1463 static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
1465 struct e1000_hw *hw = &adapter->hw;
1468 if (hw->media_type == e1000_media_type_internal_serdes) {
1470 hw->mac.serdes_has_link = 0;
1472 /* On some blade server designs, link establishment
1473 * could take as long as 2-3 minutes */
1475 hw->mac.ops.check_for_link(hw);
1476 if (hw->mac.serdes_has_link)
1479 } while (i++ < 3750);
1483 hw->mac.ops.check_for_link(hw);
1484 if (hw->mac.autoneg)
1487 if (!(er32(STATUS) &
1494 static int e1000e_get_sset_count(struct net_device *netdev, int sset)
1498 return E1000_TEST_LEN;
1500 return E1000_STATS_LEN;
1506 static void e1000_diag_test(struct net_device *netdev,
1507 struct ethtool_test *eth_test, u64 *data)
1509 struct e1000_adapter *adapter = netdev_priv(netdev);
1510 u16 autoneg_advertised;
1511 u8 forced_speed_duplex;
1513 bool if_running = netif_running(netdev);
1515 set_bit(__E1000_TESTING, &adapter->state);
1516 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1519 /* save speed, duplex, autoneg settings */
1520 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1521 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1522 autoneg = adapter->hw.mac.autoneg;
1524 ndev_info(netdev, "offline testing starting\n");
1526 /* Link test performed before hardware reset so autoneg doesn't
1527 * interfere with test result */
1528 if (e1000_link_test(adapter, &data[4]))
1529 eth_test->flags |= ETH_TEST_FL_FAILED;
1532 /* indicate we're in test mode */
1535 e1000e_reset(adapter);
1537 if (e1000_reg_test(adapter, &data[0]))
1538 eth_test->flags |= ETH_TEST_FL_FAILED;
1540 e1000e_reset(adapter);
1541 if (e1000_eeprom_test(adapter, &data[1]))
1542 eth_test->flags |= ETH_TEST_FL_FAILED;
1544 e1000e_reset(adapter);
1545 if (e1000_intr_test(adapter, &data[2]))
1546 eth_test->flags |= ETH_TEST_FL_FAILED;
1548 e1000e_reset(adapter);
1549 /* make sure the phy is powered up */
1550 e1000e_power_up_phy(adapter);
1551 if (e1000_loopback_test(adapter, &data[3]))
1552 eth_test->flags |= ETH_TEST_FL_FAILED;
1554 /* restore speed, duplex, autoneg settings */
1555 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1556 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1557 adapter->hw.mac.autoneg = autoneg;
1559 /* force this routine to wait until autoneg complete/timeout */
1560 adapter->hw.phy.wait_for_link = 1;
1561 e1000e_reset(adapter);
1562 adapter->hw.phy.wait_for_link = 0;
1564 clear_bit(__E1000_TESTING, &adapter->state);
1568 ndev_info(netdev, "online testing starting\n");
1570 if (e1000_link_test(adapter, &data[4]))
1571 eth_test->flags |= ETH_TEST_FL_FAILED;
1573 /* Online tests aren't run; pass by default */
1579 clear_bit(__E1000_TESTING, &adapter->state);
1581 msleep_interruptible(4 * 1000);
1584 static void e1000_get_wol(struct net_device *netdev,
1585 struct ethtool_wolinfo *wol)
1587 struct e1000_adapter *adapter = netdev_priv(netdev);
1592 if (!(adapter->flags & FLAG_HAS_WOL))
1595 wol->supported = WAKE_UCAST | WAKE_MCAST |
1596 WAKE_BCAST | WAKE_MAGIC;
1598 /* apply any specific unsupported masks here */
1599 if (adapter->flags & FLAG_NO_WAKE_UCAST) {
1600 wol->supported &= ~WAKE_UCAST;
1602 if (adapter->wol & E1000_WUFC_EX)
1603 ndev_err(netdev, "Interface does not support "
1604 "directed (unicast) frame wake-up packets\n");
1607 if (adapter->wol & E1000_WUFC_EX)
1608 wol->wolopts |= WAKE_UCAST;
1609 if (adapter->wol & E1000_WUFC_MC)
1610 wol->wolopts |= WAKE_MCAST;
1611 if (adapter->wol & E1000_WUFC_BC)
1612 wol->wolopts |= WAKE_BCAST;
1613 if (adapter->wol & E1000_WUFC_MAG)
1614 wol->wolopts |= WAKE_MAGIC;
1617 static int e1000_set_wol(struct net_device *netdev,
1618 struct ethtool_wolinfo *wol)
1620 struct e1000_adapter *adapter = netdev_priv(netdev);
1622 if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
1625 if (!(adapter->flags & FLAG_HAS_WOL))
1626 return wol->wolopts ? -EOPNOTSUPP : 0;
1628 /* these settings will always override what we currently have */
1631 if (wol->wolopts & WAKE_UCAST)
1632 adapter->wol |= E1000_WUFC_EX;
1633 if (wol->wolopts & WAKE_MCAST)
1634 adapter->wol |= E1000_WUFC_MC;
1635 if (wol->wolopts & WAKE_BCAST)
1636 adapter->wol |= E1000_WUFC_BC;
1637 if (wol->wolopts & WAKE_MAGIC)
1638 adapter->wol |= E1000_WUFC_MAG;
1643 /* toggle LED 4 times per second = 2 "blinks" per second */
1644 #define E1000_ID_INTERVAL (HZ/4)
1646 /* bit defines for adapter->led_status */
1647 #define E1000_LED_ON 0
1649 static void e1000_led_blink_callback(unsigned long data)
1651 struct e1000_adapter *adapter = (struct e1000_adapter *) data;
1653 if (test_and_change_bit(E1000_LED_ON, &adapter->led_status))
1654 adapter->hw.mac.ops.led_off(&adapter->hw);
1656 adapter->hw.mac.ops.led_on(&adapter->hw);
1658 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
1661 static int e1000_phys_id(struct net_device *netdev, u32 data)
1663 struct e1000_adapter *adapter = netdev_priv(netdev);
1665 if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
1666 data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
1668 if (adapter->hw.phy.type == e1000_phy_ife) {
1669 if (!adapter->blink_timer.function) {
1670 init_timer(&adapter->blink_timer);
1671 adapter->blink_timer.function =
1672 e1000_led_blink_callback;
1673 adapter->blink_timer.data = (unsigned long) adapter;
1675 mod_timer(&adapter->blink_timer, jiffies);
1676 msleep_interruptible(data * 1000);
1677 del_timer_sync(&adapter->blink_timer);
1678 e1e_wphy(&adapter->hw,
1679 IFE_PHY_SPECIAL_CONTROL_LED, 0);
1681 e1000e_blink_led(&adapter->hw);
1682 msleep_interruptible(data * 1000);
1685 adapter->hw.mac.ops.led_off(&adapter->hw);
1686 clear_bit(E1000_LED_ON, &adapter->led_status);
1687 adapter->hw.mac.ops.cleanup_led(&adapter->hw);
1692 static int e1000_nway_reset(struct net_device *netdev)
1694 struct e1000_adapter *adapter = netdev_priv(netdev);
1695 if (netif_running(netdev))
1696 e1000e_reinit_locked(adapter);
1700 static void e1000_get_ethtool_stats(struct net_device *netdev,
1701 struct ethtool_stats *stats,
1704 struct e1000_adapter *adapter = netdev_priv(netdev);
1707 e1000e_update_stats(adapter);
1708 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
1709 char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset;
1710 data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
1711 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1715 static void e1000_get_strings(struct net_device *netdev, u32 stringset,
1721 switch (stringset) {
1723 memcpy(data, *e1000_gstrings_test,
1724 E1000_TEST_LEN*ETH_GSTRING_LEN);
1727 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
1728 memcpy(p, e1000_gstrings_stats[i].stat_string,
1730 p += ETH_GSTRING_LEN;
1736 static const struct ethtool_ops e1000_ethtool_ops = {
1737 .get_settings = e1000_get_settings,
1738 .set_settings = e1000_set_settings,
1739 .get_drvinfo = e1000_get_drvinfo,
1740 .get_regs_len = e1000_get_regs_len,
1741 .get_regs = e1000_get_regs,
1742 .get_wol = e1000_get_wol,
1743 .set_wol = e1000_set_wol,
1744 .get_msglevel = e1000_get_msglevel,
1745 .set_msglevel = e1000_set_msglevel,
1746 .nway_reset = e1000_nway_reset,
1747 .get_link = ethtool_op_get_link,
1748 .get_eeprom_len = e1000_get_eeprom_len,
1749 .get_eeprom = e1000_get_eeprom,
1750 .set_eeprom = e1000_set_eeprom,
1751 .get_ringparam = e1000_get_ringparam,
1752 .set_ringparam = e1000_set_ringparam,
1753 .get_pauseparam = e1000_get_pauseparam,
1754 .set_pauseparam = e1000_set_pauseparam,
1755 .get_rx_csum = e1000_get_rx_csum,
1756 .set_rx_csum = e1000_set_rx_csum,
1757 .get_tx_csum = e1000_get_tx_csum,
1758 .set_tx_csum = e1000_set_tx_csum,
1759 .get_sg = ethtool_op_get_sg,
1760 .set_sg = ethtool_op_set_sg,
1761 .get_tso = ethtool_op_get_tso,
1762 .set_tso = e1000_set_tso,
1763 .self_test = e1000_diag_test,
1764 .get_strings = e1000_get_strings,
1765 .phys_id = e1000_phys_id,
1766 .get_ethtool_stats = e1000_get_ethtool_stats,
1767 .get_sset_count = e1000e_get_sset_count,
1770 void e1000e_set_ethtool_ops(struct net_device *netdev)
1772 SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);