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e1000e: add support for 82567LM-3 and 82567LF-3 (ICH10D) parts
[deliverable/linux.git] / drivers / net / e1000e / ethtool.c
CommitLineData
bc7f75fa
AK		 1/*******************************************************************************
2
3 Intel PRO/1000 Linux driver
ad68076e 4 Copyright(c) 1999 - 2008 Intel Corporation.
bc7f75fa
AK		 5
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.
9
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
13 more details.
14
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.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
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
26
27*******************************************************************************/
28
29/* ethtool support for e1000 */
30
31#include <linux/netdevice.h>
32#include <linux/ethtool.h>
33#include <linux/pci.h>
34#include <linux/delay.h>
35
36#include "e1000.h"
37
38struct e1000_stats {
39 char stat_string[ETH_GSTRING_LEN];
40 int sizeof_stat;
41 int stat_offset;
42};
43
44#define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
45 offsetof(struct e1000_adapter, m)
46static const struct e1000_stats e1000_gstrings_stats[] = {
47 { "rx_packets", E1000_STAT(stats.gprc) },
48 { "tx_packets", E1000_STAT(stats.gptc) },
7c25769f
BA		 49 { "rx_bytes", E1000_STAT(stats.gorc) },
50 { "tx_bytes", E1000_STAT(stats.gotc) },
bc7f75fa
AK		 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) },
7c25769f 86 { "rx_long_byte_count", E1000_STAT(stats.gorc) },
bc7f75fa
AK		 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) },
96};
97
c00acf46 98#define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats)
bc7f75fa
AK		 99#define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN)
100static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
101 "Register test (offline)", "Eeprom test (offline)",
102 "Interrupt test (offline)", "Loopback test (offline)",
103 "Link test (on/offline)"
104};
ad68076e 105#define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test)
bc7f75fa
AK		 106
107static int e1000_get_settings(struct net_device *netdev,
108 struct ethtool_cmd *ecmd)
109{
110 struct e1000_adapter *adapter = netdev_priv(netdev);
111 struct e1000_hw *hw = &adapter->hw;
369d742d 112 u32 status;
bc7f75fa 113
318a94d6 114 if (hw->phy.media_type == e1000_media_type_copper) {
bc7f75fa
AK		 115
116 ecmd->supported = (SUPPORTED_10baseT_Half |
117 SUPPORTED_10baseT_Full |
118 SUPPORTED_100baseT_Half |
119 SUPPORTED_100baseT_Full |
120 SUPPORTED_1000baseT_Full |
121 SUPPORTED_Autoneg |
122 SUPPORTED_TP);
123 if (hw->phy.type == e1000_phy_ife)
124 ecmd->supported &= ~SUPPORTED_1000baseT_Full;
125 ecmd->advertising = ADVERTISED_TP;
126
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;
131 }
132
133 ecmd->port = PORT_TP;
134 ecmd->phy_address = hw->phy.addr;
135 ecmd->transceiver = XCVR_INTERNAL;
136
137 } else {
138 ecmd->supported = (SUPPORTED_1000baseT_Full |
139 SUPPORTED_FIBRE |
140 SUPPORTED_Autoneg);
141
142 ecmd->advertising = (ADVERTISED_1000baseT_Full |
143 ADVERTISED_FIBRE |
144 ADVERTISED_Autoneg);
145
146 ecmd->port = PORT_FIBRE;
147 ecmd->transceiver = XCVR_EXTERNAL;
148 }
149
369d742d
AK		 150 status = er32(STATUS);
151 if (status & E1000_STATUS_LU) {
152 if (status & E1000_STATUS_SPEED_1000)
153 ecmd->speed = 1000;
154 else if (status & E1000_STATUS_SPEED_100)
155 ecmd->speed = 100;
156 else
157 ecmd->speed = 10;
bc7f75fa 158
369d742d 159 if (status & E1000_STATUS_FD)
bc7f75fa
AK		 160 ecmd->duplex = DUPLEX_FULL;
161 else
162 ecmd->duplex = DUPLEX_HALF;
163 } else {
164 ecmd->speed = -1;
165 ecmd->duplex = -1;
166 }
167
318a94d6 168 ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) ||
bc7f75fa
AK		 169 hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
170 return 0;
171}
172
369d742d
AK		 173static u32 e1000_get_link(struct net_device *netdev)
174{
175 struct e1000_adapter *adapter = netdev_priv(netdev);
176 struct e1000_hw *hw = &adapter->hw;
177 u32 status;
178
179 status = er32(STATUS);
56e1f829 180 return (status & E1000_STATUS_LU) ? 1 : 0;
369d742d
AK		 181}
182
bc7f75fa
AK		 183static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx)
184{
185 struct e1000_mac_info *mac = &adapter->hw.mac;
186
187 mac->autoneg = 0;
188
189 /* Fiber NICs only allow 1000 gbps Full duplex */
318a94d6 190 if ((adapter->hw.phy.media_type == e1000_media_type_fiber) &&
bc7f75fa 191 spddplx != (SPEED_1000 + DUPLEX_FULL)) {
44defeb3 192 e_err("Unsupported Speed/Duplex configuration\n");
bc7f75fa
AK		 193 return -EINVAL;
194 }
195
196 switch (spddplx) {
197 case SPEED_10 + DUPLEX_HALF:
198 mac->forced_speed_duplex = ADVERTISE_10_HALF;
199 break;
200 case SPEED_10 + DUPLEX_FULL:
201 mac->forced_speed_duplex = ADVERTISE_10_FULL;
202 break;
203 case SPEED_100 + DUPLEX_HALF:
204 mac->forced_speed_duplex = ADVERTISE_100_HALF;
205 break;
206 case SPEED_100 + DUPLEX_FULL:
207 mac->forced_speed_duplex = ADVERTISE_100_FULL;
208 break;
209 case SPEED_1000 + DUPLEX_FULL:
210 mac->autoneg = 1;
211 adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
212 break;
213 case SPEED_1000 + DUPLEX_HALF: /* not supported */
214 default:
44defeb3 215 e_err("Unsupported Speed/Duplex configuration\n");
bc7f75fa
AK		 216 return -EINVAL;
217 }
218 return 0;
219}
220
221static int e1000_set_settings(struct net_device *netdev,
222 struct ethtool_cmd *ecmd)
223{
224 struct e1000_adapter *adapter = netdev_priv(netdev);
225 struct e1000_hw *hw = &adapter->hw;
226
ad68076e
BA		 227 /*
228 * When SoL/IDER sessions are active, autoneg/speed/duplex
229 * cannot be changed
230 */
bc7f75fa 231 if (e1000_check_reset_block(hw)) {
44defeb3
JK		 232 e_err("Cannot change link characteristics when SoL/IDER is "
233 "active.\n");
bc7f75fa
AK		 234 return -EINVAL;
235 }
236
237 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
238 msleep(1);
239
240 if (ecmd->autoneg == AUTONEG_ENABLE) {
241 hw->mac.autoneg = 1;
318a94d6 242 if (hw->phy.media_type == e1000_media_type_fiber)
bc7f75fa
AK		 243 hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
244 ADVERTISED_FIBRE |
245 ADVERTISED_Autoneg;
246 else
247 hw->phy.autoneg_advertised = ecmd->advertising |
248 ADVERTISED_TP |
249 ADVERTISED_Autoneg;
250 ecmd->advertising = hw->phy.autoneg_advertised;
318a94d6
JK		 251 if (adapter->fc_autoneg)
252 hw->fc.original_type = e1000_fc_default;
bc7f75fa
AK		 253 } else {
254 if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
255 clear_bit(__E1000_RESETTING, &adapter->state);
256 return -EINVAL;
257 }
258 }
259
260 /* reset the link */
261
262 if (netif_running(adapter->netdev)) {
263 e1000e_down(adapter);
264 e1000e_up(adapter);
265 } else {
266 e1000e_reset(adapter);
267 }
268
269 clear_bit(__E1000_RESETTING, &adapter->state);
270 return 0;
271}
272
273static void e1000_get_pauseparam(struct net_device *netdev,
274 struct ethtool_pauseparam *pause)
275{
276 struct e1000_adapter *adapter = netdev_priv(netdev);
277 struct e1000_hw *hw = &adapter->hw;
278
279 pause->autoneg =
280 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
281
318a94d6 282 if (hw->fc.type == e1000_fc_rx_pause) {
bc7f75fa 283 pause->rx_pause = 1;
318a94d6 284 } else if (hw->fc.type == e1000_fc_tx_pause) {
bc7f75fa 285 pause->tx_pause = 1;
318a94d6 286 } else if (hw->fc.type == e1000_fc_full) {
bc7f75fa
AK		 287 pause->rx_pause = 1;
288 pause->tx_pause = 1;
289 }
290}
291
292static int e1000_set_pauseparam(struct net_device *netdev,
293 struct ethtool_pauseparam *pause)
294{
295 struct e1000_adapter *adapter = netdev_priv(netdev);
296 struct e1000_hw *hw = &adapter->hw;
297 int retval = 0;
298
299 adapter->fc_autoneg = pause->autoneg;
300
301 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
302 msleep(1);
303
304 if (pause->rx_pause && pause->tx_pause)
318a94d6 305 hw->fc.type = e1000_fc_full;
bc7f75fa 306 else if (pause->rx_pause && !pause->tx_pause)
318a94d6 307 hw->fc.type = e1000_fc_rx_pause;
bc7f75fa 308 else if (!pause->rx_pause && pause->tx_pause)
318a94d6 309 hw->fc.type = e1000_fc_tx_pause;
bc7f75fa 310 else if (!pause->rx_pause && !pause->tx_pause)
318a94d6 311 hw->fc.type = e1000_fc_none;
bc7f75fa 312
318a94d6 313 hw->fc.original_type = hw->fc.type;
bc7f75fa
AK		 314
315 if (adapter->fc_autoneg == AUTONEG_ENABLE) {
318a94d6 316 hw->fc.type = e1000_fc_default;
bc7f75fa
AK		 317 if (netif_running(adapter->netdev)) {
318 e1000e_down(adapter);
319 e1000e_up(adapter);
320 } else {
321 e1000e_reset(adapter);
322 }
323 } else {
318a94d6 324 retval = ((hw->phy.media_type == e1000_media_type_fiber) ?
bc7f75fa
AK		 325 hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw));
326 }
327
328 clear_bit(__E1000_RESETTING, &adapter->state);
329 return retval;
330}
331
332static u32 e1000_get_rx_csum(struct net_device *netdev)
333{
334 struct e1000_adapter *adapter = netdev_priv(netdev);
335 return (adapter->flags & FLAG_RX_CSUM_ENABLED);
336}
337
338static int e1000_set_rx_csum(struct net_device *netdev, u32 data)
339{
340 struct e1000_adapter *adapter = netdev_priv(netdev);
341
342 if (data)
343 adapter->flags |= FLAG_RX_CSUM_ENABLED;
344 else
345 adapter->flags &= ~FLAG_RX_CSUM_ENABLED;
346
347 if (netif_running(netdev))
348 e1000e_reinit_locked(adapter);
349 else
350 e1000e_reset(adapter);
351 return 0;
352}
353
354static u32 e1000_get_tx_csum(struct net_device *netdev)
355{
356 return ((netdev->features & NETIF_F_HW_CSUM) != 0);
357}
358
359static int e1000_set_tx_csum(struct net_device *netdev, u32 data)
360{
361 if (data)
362 netdev->features |= NETIF_F_HW_CSUM;
363 else
364 netdev->features &= ~NETIF_F_HW_CSUM;
365
366 return 0;
367}
368
369static int e1000_set_tso(struct net_device *netdev, u32 data)
370{
371 struct e1000_adapter *adapter = netdev_priv(netdev);
372
373 if (data) {
374 netdev->features |= NETIF_F_TSO;
375 netdev->features |= NETIF_F_TSO6;
376 } else {
377 netdev->features &= ~NETIF_F_TSO;
378 netdev->features &= ~NETIF_F_TSO6;
379 }
380
44defeb3 381 e_info("TSO is %s\n", data ? "Enabled" : "Disabled");
bc7f75fa
AK		 382 adapter->flags |= FLAG_TSO_FORCE;
383 return 0;
384}
385
386static u32 e1000_get_msglevel(struct net_device *netdev)
387{
388 struct e1000_adapter *adapter = netdev_priv(netdev);
389 return adapter->msg_enable;
390}
391
392static void e1000_set_msglevel(struct net_device *netdev, u32 data)
393{
394 struct e1000_adapter *adapter = netdev_priv(netdev);
395 adapter->msg_enable = data;
396}
397
398static int e1000_get_regs_len(struct net_device *netdev)
399{
400#define E1000_REGS_LEN 32 /* overestimate */
401 return E1000_REGS_LEN * sizeof(u32);
402}
403
404static void e1000_get_regs(struct net_device *netdev,
405 struct ethtool_regs *regs, void *p)
406{
407 struct e1000_adapter *adapter = netdev_priv(netdev);
408 struct e1000_hw *hw = &adapter->hw;
409 u32 *regs_buff = p;
410 u16 phy_data;
411 u8 revision_id;
412
413 memset(p, 0, E1000_REGS_LEN * sizeof(u32));
414
415 pci_read_config_byte(adapter->pdev, PCI_REVISION_ID, &revision_id);
416
417 regs->version = (1 << 24) | (revision_id << 16) | adapter->pdev->device;
418
419 regs_buff[0] = er32(CTRL);
420 regs_buff[1] = er32(STATUS);
421
422 regs_buff[2] = er32(RCTL);
423 regs_buff[3] = er32(RDLEN);
424 regs_buff[4] = er32(RDH);
425 regs_buff[5] = er32(RDT);
426 regs_buff[6] = er32(RDTR);
427
428 regs_buff[7] = er32(TCTL);
429 regs_buff[8] = er32(TDLEN);
430 regs_buff[9] = er32(TDH);
431 regs_buff[10] = er32(TDT);
432 regs_buff[11] = er32(TIDV);
433
434 regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */
435 if (hw->phy.type == e1000_phy_m88) {
436 e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
437 regs_buff[13] = (u32)phy_data; /* cable length */
438 regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
439 regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
440 regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
441 e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
442 regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
443 regs_buff[18] = regs_buff[13]; /* cable polarity */
444 regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
445 regs_buff[20] = regs_buff[17]; /* polarity correction */
446 /* phy receive errors */
447 regs_buff[22] = adapter->phy_stats.receive_errors;
448 regs_buff[23] = regs_buff[13]; /* mdix mode */
449 }
450 regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */
451 e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
452 regs_buff[24] = (u32)phy_data; /* phy local receiver status */
453 regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
454}
455
456static int e1000_get_eeprom_len(struct net_device *netdev)
457{
458 struct e1000_adapter *adapter = netdev_priv(netdev);
459 return adapter->hw.nvm.word_size * 2;
460}
461
462static int e1000_get_eeprom(struct net_device *netdev,
463 struct ethtool_eeprom *eeprom, u8 *bytes)
464{
465 struct e1000_adapter *adapter = netdev_priv(netdev);
466 struct e1000_hw *hw = &adapter->hw;
467 u16 *eeprom_buff;
468 int first_word;
469 int last_word;
470 int ret_val = 0;
471 u16 i;
472
473 if (eeprom->len == 0)
474 return -EINVAL;
475
476 eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16);
477
478 first_word = eeprom->offset >> 1;
479 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
480
481 eeprom_buff = kmalloc(sizeof(u16) *
482 (last_word - first_word + 1), GFP_KERNEL);
483 if (!eeprom_buff)
484 return -ENOMEM;
485
486 if (hw->nvm.type == e1000_nvm_eeprom_spi) {
487 ret_val = e1000_read_nvm(hw, first_word,
488 last_word - first_word + 1,
489 eeprom_buff);
490 } else {
491 for (i = 0; i < last_word - first_word + 1; i++) {
492 ret_val = e1000_read_nvm(hw, first_word + i, 1,
493 &eeprom_buff[i]);
f227ec3c
KA		 494 if (ret_val) {
495 /* a read error occurred, throw away the
496 * result */
497 memset(eeprom_buff, 0xff, sizeof(eeprom_buff));
bc7f75fa 498 break;
f227ec3c 499 }
bc7f75fa
AK		 500 }
501 }
502
503 /* Device's eeprom is always little-endian, word addressable */
504 for (i = 0; i < last_word - first_word + 1; i++)
505 le16_to_cpus(&eeprom_buff[i]);
506
507 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
508 kfree(eeprom_buff);
509
510 return ret_val;
511}
512
513static int e1000_set_eeprom(struct net_device *netdev,
514 struct ethtool_eeprom *eeprom, u8 *bytes)
515{
516 struct e1000_adapter *adapter = netdev_priv(netdev);
517 struct e1000_hw *hw = &adapter->hw;
518 u16 *eeprom_buff;
519 void *ptr;
520 int max_len;
521 int first_word;
522 int last_word;
523 int ret_val = 0;
524 u16 i;
525
526 if (eeprom->len == 0)
527 return -EOPNOTSUPP;
528
529 if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16)))
530 return -EFAULT;
531
532 max_len = hw->nvm.word_size * 2;
533
534 first_word = eeprom->offset >> 1;
535 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
536 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
537 if (!eeprom_buff)
538 return -ENOMEM;
539
540 ptr = (void *)eeprom_buff;
541
542 if (eeprom->offset & 1) {
543 /* need read/modify/write of first changed EEPROM word */
544 /* only the second byte of the word is being modified */
545 ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]);
546 ptr++;
547 }
548 if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0))
549 /* need read/modify/write of last changed EEPROM word */
550 /* only the first byte of the word is being modified */
551 ret_val = e1000_read_nvm(hw, last_word, 1,
552 &eeprom_buff[last_word - first_word]);
553
554 /* Device's eeprom is always little-endian, word addressable */
555 for (i = 0; i < last_word - first_word + 1; i++)
556 le16_to_cpus(&eeprom_buff[i]);
557
558 memcpy(ptr, bytes, eeprom->len);
559
560 for (i = 0; i < last_word - first_word + 1; i++)
561 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
562
563 ret_val = e1000_write_nvm(hw, first_word,
564 last_word - first_word + 1, eeprom_buff);
565
ad68076e
BA		 566 /*
567 * Update the checksum over the first part of the EEPROM if needed
568 * and flush shadow RAM for 82573 controllers
569 */
bc7f75fa
AK		 570 if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG) ||
571 (hw->mac.type == e1000_82573)))
572 e1000e_update_nvm_checksum(hw);
573
574 kfree(eeprom_buff);
575 return ret_val;
576}
577
578static void e1000_get_drvinfo(struct net_device *netdev,
579 struct ethtool_drvinfo *drvinfo)
580{
581 struct e1000_adapter *adapter = netdev_priv(netdev);
582 char firmware_version[32];
583 u16 eeprom_data;
584
585 strncpy(drvinfo->driver, e1000e_driver_name, 32);
586 strncpy(drvinfo->version, e1000e_driver_version, 32);
587
ad68076e
BA		 588 /*
589 * EEPROM image version # is reported as firmware version # for
590 * PCI-E controllers
591 */
bc7f75fa
AK		 592 e1000_read_nvm(&adapter->hw, 5, 1, &eeprom_data);
593 sprintf(firmware_version, "%d.%d-%d",
594 (eeprom_data & 0xF000) >> 12,
595 (eeprom_data & 0x0FF0) >> 4,
596 eeprom_data & 0x000F);
597
598 strncpy(drvinfo->fw_version, firmware_version, 32);
599 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
bc7f75fa
AK		 600 drvinfo->regdump_len = e1000_get_regs_len(netdev);
601 drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
602}
603
604static void e1000_get_ringparam(struct net_device *netdev,
605 struct ethtool_ringparam *ring)
606{
607 struct e1000_adapter *adapter = netdev_priv(netdev);
608 struct e1000_ring *tx_ring = adapter->tx_ring;
609 struct e1000_ring *rx_ring = adapter->rx_ring;
610
611 ring->rx_max_pending = E1000_MAX_RXD;
612 ring->tx_max_pending = E1000_MAX_TXD;
613 ring->rx_mini_max_pending = 0;
614 ring->rx_jumbo_max_pending = 0;
615 ring->rx_pending = rx_ring->count;
616 ring->tx_pending = tx_ring->count;
617 ring->rx_mini_pending = 0;
618 ring->rx_jumbo_pending = 0;
619}
620
621static int e1000_set_ringparam(struct net_device *netdev,
622 struct ethtool_ringparam *ring)
623{
624 struct e1000_adapter *adapter = netdev_priv(netdev);
625 struct e1000_ring *tx_ring, *tx_old;
626 struct e1000_ring *rx_ring, *rx_old;
627 int err;
628
629 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
630 return -EINVAL;
631
632 while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
633 msleep(1);
634
635 if (netif_running(adapter->netdev))
636 e1000e_down(adapter);
637
638 tx_old = adapter->tx_ring;
639 rx_old = adapter->rx_ring;
640
641 err = -ENOMEM;
642 tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
643 if (!tx_ring)
644 goto err_alloc_tx;
cef8c793
BA		 645 /*
646 * use a memcpy to save any previously configured
647 * items like napi structs from having to be
648 * reinitialized
649 */
650 memcpy(tx_ring, tx_old, sizeof(struct e1000_ring));
bc7f75fa
AK		 651
652 rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
653 if (!rx_ring)
654 goto err_alloc_rx;
cef8c793 655 memcpy(rx_ring, rx_old, sizeof(struct e1000_ring));
bc7f75fa
AK		 656
657 adapter->tx_ring = tx_ring;
658 adapter->rx_ring = rx_ring;
659
660 rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);
661 rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD));
662 rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE);
663
664 tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD);
665 tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD));
666 tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE);
667
668 if (netif_running(adapter->netdev)) {
669 /* Try to get new resources before deleting old */
670 err = e1000e_setup_rx_resources(adapter);
671 if (err)
672 goto err_setup_rx;
673 err = e1000e_setup_tx_resources(adapter);
674 if (err)
675 goto err_setup_tx;
676
ad68076e
BA		 677 /*
678 * restore the old in order to free it,
679 * then add in the new
680 */
bc7f75fa
AK		 681 adapter->rx_ring = rx_old;
682 adapter->tx_ring = tx_old;
683 e1000e_free_rx_resources(adapter);
684 e1000e_free_tx_resources(adapter);
685 kfree(tx_old);
686 kfree(rx_old);
687 adapter->rx_ring = rx_ring;
688 adapter->tx_ring = tx_ring;
689 err = e1000e_up(adapter);
690 if (err)
691 goto err_setup;
692 }
693
694 clear_bit(__E1000_RESETTING, &adapter->state);
695 return 0;
696err_setup_tx:
697 e1000e_free_rx_resources(adapter);
698err_setup_rx:
699 adapter->rx_ring = rx_old;
700 adapter->tx_ring = tx_old;
701 kfree(rx_ring);
702err_alloc_rx:
703 kfree(tx_ring);
704err_alloc_tx:
705 e1000e_up(adapter);
706err_setup:
707 clear_bit(__E1000_RESETTING, &adapter->state);
708 return err;
709}
710
cef8c793
BA		 711static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data,
712 int reg, int offset, u32 mask, u32 write)
2a887191 713{
cef8c793 714 u32 pat, val;
2a887191
JP		 715 static const u32 test[] =
716 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
cef8c793 717 for (pat = 0; pat < ARRAY_SIZE(test); pat++) {
2a887191 718 E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset,
cef8c793
BA		 719 (test[pat] & write));
720 val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset);
721 if (val != (test[pat] & write & mask)) {
44defeb3
JK		 722 e_err("pattern test reg %04X failed: got 0x%08X "
723 "expected 0x%08X\n", reg + offset, val,
724 (test[pat] & write & mask));
2a887191 725 *data = reg;
cef8c793 726 return 1;
2a887191
JP		 727 }
728 }
cef8c793 729 return 0;
bc7f75fa
AK		 730}
731
2a887191
JP		 732static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data,
733 int reg, u32 mask, u32 write)
734{
cef8c793 735 u32 val;
2a887191 736 __ew32(&adapter->hw, reg, write & mask);
cef8c793
BA		 737 val = __er32(&adapter->hw, reg);
738 if ((write & mask) != (val & mask)) {
44defeb3
JK		 739 e_err("set/check reg %04X test failed: got 0x%08X "
740 "expected 0x%08X\n", reg, (val & mask), (write & mask));
2a887191 741 *data = reg;
cef8c793 742 return 1;
2a887191 743 }
cef8c793 744 return 0;
bc7f75fa 745}
cef8c793
BA		 746#define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \
747 do { \
748 if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \
749 return 1; \
2a887191 750 } while (0)
cef8c793
BA		 751#define REG_PATTERN_TEST(reg, mask, write) \
752 REG_PATTERN_TEST_ARRAY(reg, 0, mask, write)
2a887191 753
cef8c793
BA		 754#define REG_SET_AND_CHECK(reg, mask, write) \
755 do { \
756 if (reg_set_and_check(adapter, data, reg, mask, write)) \
757 return 1; \
2a887191
JP		 758 } while (0)
759
bc7f75fa
AK		 760static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
761{
762 struct e1000_hw *hw = &adapter->hw;
763 struct e1000_mac_info *mac = &adapter->hw.mac;
bc7f75fa
AK		 764 u32 value;
765 u32 before;
766 u32 after;
767 u32 i;
768 u32 toggle;
769
ad68076e
BA		 770 /*
771 * The status register is Read Only, so a write should fail.
bc7f75fa
AK		 772 * Some bits that get toggled are ignored.
773 */
774 switch (mac->type) {
775 /* there are several bits on newer hardware that are r/w */
776 case e1000_82571:
777 case e1000_82572:
778 case e1000_80003es2lan:
779 toggle = 0x7FFFF3FF;
780 break;
781 case e1000_82573:
782 case e1000_ich8lan:
783 case e1000_ich9lan:
f4187b56 784 case e1000_ich10lan:
bc7f75fa
AK		 785 toggle = 0x7FFFF033;
786 break;
787 default:
788 toggle = 0xFFFFF833;
789 break;
790 }
791
792 before = er32(STATUS);
793 value = (er32(STATUS) & toggle);
794 ew32(STATUS, toggle);
795 after = er32(STATUS) & toggle;
796 if (value != after) {
44defeb3
JK		 797 e_err("failed STATUS register test got: 0x%08X expected: "
798 "0x%08X\n", after, value);
bc7f75fa
AK		 799 *data = 1;
800 return 1;
801 }
802 /* restore previous status */
803 ew32(STATUS, before);
804
97ac8cae 805 if (!(adapter->flags & FLAG_IS_ICH)) {
bc7f75fa
AK		 806 REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
807 REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF);
808 REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF);
809 REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF);
810 }
811
812 REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF);
813 REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
814 REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF);
815 REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF);
816 REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF);
817 REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8);
818 REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF);
819 REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
820 REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
821 REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF);
822
823 REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000);
824
97ac8cae 825 before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE);
bc7f75fa
AK		 826 REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
827 REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);
828
8658251d
AK		 829 REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF);
830 REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
97ac8cae 831 if (!(adapter->flags & FLAG_IS_ICH))
8658251d
AK		 832 REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
833 REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
834 REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
835 for (i = 0; i < mac->rar_entry_count; i++)
836 REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
f4187b56
BA		 837 ((mac->type == e1000_ich10lan) ?
838 0x8007FFFF : 0x8003FFFF),
839 0xFFFFFFFF);
bc7f75fa
AK		 840
841 for (i = 0; i < mac->mta_reg_count; i++)
842 REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
843
844 *data = 0;
845 return 0;
846}
847
848static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
849{
850 u16 temp;
851 u16 checksum = 0;
852 u16 i;
853
854 *data = 0;
855 /* Read and add up the contents of the EEPROM */
856 for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
857 if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) {
858 *data = 1;
859 break;
860 }
861 checksum += temp;
862 }
863
864 /* If Checksum is not Correct return error else test passed */
865 if ((checksum != (u16) NVM_SUM) && !(*data))
866 *data = 2;
867
868 return *data;
869}
870
871static irqreturn_t e1000_test_intr(int irq, void *data)
872{
873 struct net_device *netdev = (struct net_device *) data;
874 struct e1000_adapter *adapter = netdev_priv(netdev);
875 struct e1000_hw *hw = &adapter->hw;
876
877 adapter->test_icr |= er32(ICR);
878
879 return IRQ_HANDLED;
880}
881
882static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
883{
884 struct net_device *netdev = adapter->netdev;
885 struct e1000_hw *hw = &adapter->hw;
886 u32 mask;
887 u32 shared_int = 1;
888 u32 irq = adapter->pdev->irq;
889 int i;
890
891 *data = 0;
892
893 /* NOTE: we don't test MSI interrupts here, yet */
894 /* Hook up test interrupt handler just for this test */
895 if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
896 netdev)) {
897 shared_int = 0;
898 } else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED,
899 netdev->name, netdev)) {
900 *data = 1;
901 return -1;
902 }
44defeb3 903 e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
bc7f75fa
AK		 904
905 /* Disable all the interrupts */
906 ew32(IMC, 0xFFFFFFFF);
907 msleep(10);
908
909 /* Test each interrupt */
910 for (i = 0; i < 10; i++) {
bc7f75fa
AK		 911 /* Interrupt to test */
912 mask = 1 << i;
913
f4187b56
BA		 914 if (adapter->flags & FLAG_IS_ICH) {
915 switch (mask) {
916 case E1000_ICR_RXSEQ:
917 continue;
918 case 0x00000100:
919 if (adapter->hw.mac.type == e1000_ich8lan ||
920 adapter->hw.mac.type == e1000_ich9lan)
921 continue;
922 break;
923 default:
924 break;
925 }
926 }
927
bc7f75fa 928 if (!shared_int) {
ad68076e
BA		 929 /*
930 * Disable the interrupt to be reported in
bc7f75fa
AK		 931 * the cause register and then force the same
932 * interrupt and see if one gets posted. If
933 * an interrupt was posted to the bus, the
934 * test failed.
935 */
936 adapter->test_icr = 0;
937 ew32(IMC, mask);
938 ew32(ICS, mask);
939 msleep(10);
940
941 if (adapter->test_icr & mask) {
942 *data = 3;
943 break;
944 }
945 }
946
ad68076e
BA		 947 /*
948 * Enable the interrupt to be reported in
bc7f75fa
AK		 949 * the cause register and then force the same
950 * interrupt and see if one gets posted. If
951 * an interrupt was not posted to the bus, the
952 * test failed.
953 */
954 adapter->test_icr = 0;
955 ew32(IMS, mask);
956 ew32(ICS, mask);
957 msleep(10);
958
959 if (!(adapter->test_icr & mask)) {
960 *data = 4;
961 break;
962 }
963
964 if (!shared_int) {
ad68076e
BA		 965 /*
966 * Disable the other interrupts to be reported in
bc7f75fa
AK		 967 * the cause register and then force the other
968 * interrupts and see if any get posted. If
969 * an interrupt was posted to the bus, the
970 * test failed.
971 */
972 adapter->test_icr = 0;
973 ew32(IMC, ~mask & 0x00007FFF);
974 ew32(ICS, ~mask & 0x00007FFF);
975 msleep(10);
976
977 if (adapter->test_icr) {
978 *data = 5;
979 break;
980 }
981 }
982 }
983
984 /* Disable all the interrupts */
985 ew32(IMC, 0xFFFFFFFF);
986 msleep(10);
987
988 /* Unhook test interrupt handler */
989 free_irq(irq, netdev);
990
991 return *data;
992}
993
994static void e1000_free_desc_rings(struct e1000_adapter *adapter)
995{
996 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
997 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
998 struct pci_dev *pdev = adapter->pdev;
999 int i;
1000
1001 if (tx_ring->desc && tx_ring->buffer_info) {
1002 for (i = 0; i < tx_ring->count; i++) {
1003 if (tx_ring->buffer_info[i].dma)
1004 pci_unmap_single(pdev,
1005 tx_ring->buffer_info[i].dma,
1006 tx_ring->buffer_info[i].length,
1007 PCI_DMA_TODEVICE);
1008 if (tx_ring->buffer_info[i].skb)
1009 dev_kfree_skb(tx_ring->buffer_info[i].skb);
1010 }
1011 }
1012
1013 if (rx_ring->desc && rx_ring->buffer_info) {
1014 for (i = 0; i < rx_ring->count; i++) {
1015 if (rx_ring->buffer_info[i].dma)
1016 pci_unmap_single(pdev,
1017 rx_ring->buffer_info[i].dma,
1018 2048, PCI_DMA_FROMDEVICE);
1019 if (rx_ring->buffer_info[i].skb)
1020 dev_kfree_skb(rx_ring->buffer_info[i].skb);
1021 }
1022 }
1023
1024 if (tx_ring->desc) {
1025 dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
1026 tx_ring->dma);
1027 tx_ring->desc = NULL;
1028 }
1029 if (rx_ring->desc) {
1030 dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
1031 rx_ring->dma);
1032 rx_ring->desc = NULL;
1033 }
1034
1035 kfree(tx_ring->buffer_info);
1036 tx_ring->buffer_info = NULL;
1037 kfree(rx_ring->buffer_info);
1038 rx_ring->buffer_info = NULL;
1039}
1040
1041static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1042{
1043 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1044 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1045 struct pci_dev *pdev = adapter->pdev;
1046 struct e1000_hw *hw = &adapter->hw;
1047 u32 rctl;
bc7f75fa
AK		 1048 int i;
1049 int ret_val;
1050
1051 /* Setup Tx descriptor ring and Tx buffers */
1052
1053 if (!tx_ring->count)
1054 tx_ring->count = E1000_DEFAULT_TXD;
1055
cef8c793
BA		 1056 tx_ring->buffer_info = kcalloc(tx_ring->count,
1057 sizeof(struct e1000_buffer),
1058 GFP_KERNEL);
1059 if (!(tx_ring->buffer_info)) {
bc7f75fa
AK		 1060 ret_val = 1;
1061 goto err_nomem;
1062 }
bc7f75fa
AK		 1063
1064 tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
1065 tx_ring->size = ALIGN(tx_ring->size, 4096);
1066 tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
1067 &tx_ring->dma, GFP_KERNEL);
1068 if (!tx_ring->desc) {
1069 ret_val = 2;
1070 goto err_nomem;
1071 }
bc7f75fa
AK		 1072 tx_ring->next_to_use = 0;
1073 tx_ring->next_to_clean = 0;
1074
cef8c793 1075 ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
bc7f75fa 1076 ew32(TDBAH, ((u64) tx_ring->dma >> 32));
cef8c793 1077 ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc));
bc7f75fa
AK		 1078 ew32(TDH, 0);
1079 ew32(TDT, 0);
cef8c793
BA		 1080 ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR |
1081 E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
1082 E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
bc7f75fa
AK		 1083
1084 for (i = 0; i < tx_ring->count; i++) {
1085 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i);
1086 struct sk_buff *skb;
1087 unsigned int skb_size = 1024;
1088
1089 skb = alloc_skb(skb_size, GFP_KERNEL);
1090 if (!skb) {
1091 ret_val = 3;
1092 goto err_nomem;
1093 }
1094 skb_put(skb, skb_size);
1095 tx_ring->buffer_info[i].skb = skb;
1096 tx_ring->buffer_info[i].length = skb->len;
1097 tx_ring->buffer_info[i].dma =
1098 pci_map_single(pdev, skb->data, skb->len,
1099 PCI_DMA_TODEVICE);
8d8bb39b 1100 if (pci_dma_mapping_error(pdev, tx_ring->buffer_info[i].dma)) {
bc7f75fa
AK		 1101 ret_val = 4;
1102 goto err_nomem;
1103 }
cef8c793 1104 tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma);
bc7f75fa
AK		 1105 tx_desc->lower.data = cpu_to_le32(skb->len);
1106 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
1107 E1000_TXD_CMD_IFCS |
cef8c793 1108 E1000_TXD_CMD_RS);
bc7f75fa
AK		 1109 tx_desc->upper.data = 0;
1110 }
1111
1112 /* Setup Rx descriptor ring and Rx buffers */
1113
1114 if (!rx_ring->count)
1115 rx_ring->count = E1000_DEFAULT_RXD;
1116
cef8c793
BA		 1117 rx_ring->buffer_info = kcalloc(rx_ring->count,
1118 sizeof(struct e1000_buffer),
1119 GFP_KERNEL);
1120 if (!(rx_ring->buffer_info)) {
bc7f75fa
AK		 1121 ret_val = 5;
1122 goto err_nomem;
1123 }
bc7f75fa
AK		 1124
1125 rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc);
1126 rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
1127 &rx_ring->dma, GFP_KERNEL);
1128 if (!rx_ring->desc) {
1129 ret_val = 6;
1130 goto err_nomem;
1131 }
bc7f75fa
AK		 1132 rx_ring->next_to_use = 0;
1133 rx_ring->next_to_clean = 0;
1134
1135 rctl = er32(RCTL);
1136 ew32(RCTL, rctl & ~E1000_RCTL_EN);
1137 ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF));
1138 ew32(RDBAH, ((u64) rx_ring->dma >> 32));
1139 ew32(RDLEN, rx_ring->size);
1140 ew32(RDH, 0);
1141 ew32(RDT, 0);
1142 rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
cef8c793
BA		 1143 E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE |
1144 E1000_RCTL_SBP | E1000_RCTL_SECRC |
bc7f75fa
AK		 1145 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
1146 (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
1147 ew32(RCTL, rctl);
1148
1149 for (i = 0; i < rx_ring->count; i++) {
1150 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i);
1151 struct sk_buff *skb;
1152
1153 skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL);
1154 if (!skb) {
1155 ret_val = 7;
1156 goto err_nomem;
1157 }
1158 skb_reserve(skb, NET_IP_ALIGN);
1159 rx_ring->buffer_info[i].skb = skb;
1160 rx_ring->buffer_info[i].dma =
1161 pci_map_single(pdev, skb->data, 2048,
1162 PCI_DMA_FROMDEVICE);
8d8bb39b 1163 if (pci_dma_mapping_error(pdev, rx_ring->buffer_info[i].dma)) {
bc7f75fa
AK		 1164 ret_val = 8;
1165 goto err_nomem;
1166 }
1167 rx_desc->buffer_addr =
1168 cpu_to_le64(rx_ring->buffer_info[i].dma);
1169 memset(skb->data, 0x00, skb->len);
1170 }
1171
1172 return 0;
1173
1174err_nomem:
1175 e1000_free_desc_rings(adapter);
1176 return ret_val;
1177}
1178
1179static void e1000_phy_disable_receiver(struct e1000_adapter *adapter)
1180{
1181 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1182 e1e_wphy(&adapter->hw, 29, 0x001F);
1183 e1e_wphy(&adapter->hw, 30, 0x8FFC);
1184 e1e_wphy(&adapter->hw, 29, 0x001A);
1185 e1e_wphy(&adapter->hw, 30, 0x8FF0);
1186}
1187
1188static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
1189{
1190 struct e1000_hw *hw = &adapter->hw;
1191 u32 ctrl_reg = 0;
1192 u32 stat_reg = 0;
97ac8cae 1193 u16 phy_reg = 0;
bc7f75fa 1194
318a94d6 1195 hw->mac.autoneg = 0;
bc7f75fa 1196
318a94d6 1197 if (hw->phy.type == e1000_phy_m88) {
bc7f75fa
AK		 1198 /* Auto-MDI/MDIX Off */
1199 e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1200 /* reset to update Auto-MDI/MDIX */
1201 e1e_wphy(hw, PHY_CONTROL, 0x9140);
1202 /* autoneg off */
1203 e1e_wphy(hw, PHY_CONTROL, 0x8140);
318a94d6 1204 } else if (hw->phy.type == e1000_phy_gg82563)
bc7f75fa
AK		 1205 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
1206
1207 ctrl_reg = er32(CTRL);
1208
cef8c793
BA		 1209 switch (hw->phy.type) {
1210 case e1000_phy_ife:
bc7f75fa
AK		 1211 /* force 100, set loopback */
1212 e1e_wphy(hw, PHY_CONTROL, 0x6100);
1213
1214 /* Now set up the MAC to the same speed/duplex as the PHY. */
1215 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1216 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1217 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1218 E1000_CTRL_SPD_100 |/* Force Speed to 100 */
1219 E1000_CTRL_FD); /* Force Duplex to FULL */
cef8c793 1220 break;
97ac8cae
BA		 1221 case e1000_phy_bm:
1222 /* Set Default MAC Interface speed to 1GB */
1223 e1e_rphy(hw, PHY_REG(2, 21), &phy_reg);
1224 phy_reg &= ~0x0007;
1225 phy_reg |= 0x006;
1226 e1e_wphy(hw, PHY_REG(2, 21), phy_reg);
1227 /* Assert SW reset for above settings to take effect */
1228 e1000e_commit_phy(hw);
1229 mdelay(1);
1230 /* Force Full Duplex */
1231 e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
1232 e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C);
1233 /* Set Link Up (in force link) */
1234 e1e_rphy(hw, PHY_REG(776, 16), &phy_reg);
1235 e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040);
1236 /* Force Link */
1237 e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
1238 e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040);
1239 /* Set Early Link Enable */
1240 e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
1241 e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400);
1242 /* fall through */
cef8c793 1243 default:
bc7f75fa
AK		 1244 /* force 1000, set loopback */
1245 e1e_wphy(hw, PHY_CONTROL, 0x4140);
cef8c793 1246 mdelay(250);
bc7f75fa
AK		 1247
1248 /* Now set up the MAC to the same speed/duplex as the PHY. */
1249 ctrl_reg = er32(CTRL);
1250 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1251 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1252 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1253 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1254 E1000_CTRL_FD); /* Force Duplex to FULL */
cef8c793 1255
97ac8cae 1256 if (adapter->flags & FLAG_IS_ICH)
cef8c793 1257 ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */
bc7f75fa
AK		 1258 }
1259
318a94d6
JK		 1260 if (hw->phy.media_type == e1000_media_type_copper &&
1261 hw->phy.type == e1000_phy_m88) {
bc7f75fa
AK		 1262 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1263 } else {
ad68076e
BA		 1264 /*
1265 * Set the ILOS bit on the fiber Nic if half duplex link is
1266 * detected.
1267 */
bc7f75fa
AK		 1268 stat_reg = er32(STATUS);
1269 if ((stat_reg & E1000_STATUS_FD) == 0)
1270 ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
1271 }
1272
1273 ew32(CTRL, ctrl_reg);
1274
ad68076e
BA		 1275 /*
1276 * Disable the receiver on the PHY so when a cable is plugged in, the
bc7f75fa
AK		 1277 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1278 */
318a94d6 1279 if (hw->phy.type == e1000_phy_m88)
bc7f75fa
AK		 1280 e1000_phy_disable_receiver(adapter);
1281
1282 udelay(500);
1283
1284 return 0;
1285}
1286
1287static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
1288{
1289 struct e1000_hw *hw = &adapter->hw;
1290 u32 ctrl = er32(CTRL);
1291 int link = 0;
1292
1293 /* special requirements for 82571/82572 fiber adapters */
1294
ad68076e
BA		 1295 /*
1296 * jump through hoops to make sure link is up because serdes
1297 * link is hardwired up
1298 */
bc7f75fa
AK		 1299 ctrl |= E1000_CTRL_SLU;
1300 ew32(CTRL, ctrl);
1301
1302 /* disable autoneg */
1303 ctrl = er32(TXCW);
1304 ctrl &= ~(1 << 31);
1305 ew32(TXCW, ctrl);
1306
1307 link = (er32(STATUS) & E1000_STATUS_LU);
1308
1309 if (!link) {
1310 /* set invert loss of signal */
1311 ctrl = er32(CTRL);
1312 ctrl |= E1000_CTRL_ILOS;
1313 ew32(CTRL, ctrl);
1314 }
1315
ad68076e
BA		 1316 /*
1317 * special write to serdes control register to enable SerDes analog
1318 * loopback
1319 */
bc7f75fa
AK		 1320#define E1000_SERDES_LB_ON 0x410
1321 ew32(SCTL, E1000_SERDES_LB_ON);
1322 msleep(10);
1323
1324 return 0;
1325}
1326
1327/* only call this for fiber/serdes connections to es2lan */
1328static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter)
1329{
1330 struct e1000_hw *hw = &adapter->hw;
1331 u32 ctrlext = er32(CTRL_EXT);
1332 u32 ctrl = er32(CTRL);
1333
ad68076e
BA		 1334 /*
1335 * save CTRL_EXT to restore later, reuse an empty variable (unused
1336 * on mac_type 80003es2lan)
1337 */
bc7f75fa
AK		 1338 adapter->tx_fifo_head = ctrlext;
1339
1340 /* clear the serdes mode bits, putting the device into mac loopback */
1341 ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
1342 ew32(CTRL_EXT, ctrlext);
1343
1344 /* force speed to 1000/FD, link up */
1345 ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
1346 ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX |
1347 E1000_CTRL_SPD_1000 | E1000_CTRL_FD);
1348 ew32(CTRL, ctrl);
1349
1350 /* set mac loopback */
1351 ctrl = er32(RCTL);
1352 ctrl |= E1000_RCTL_LBM_MAC;
1353 ew32(RCTL, ctrl);
1354
1355 /* set testing mode parameters (no need to reset later) */
1356#define KMRNCTRLSTA_OPMODE (0x1F << 16)
1357#define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582
1358 ew32(KMRNCTRLSTA,
cef8c793 1359 (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII));
bc7f75fa
AK		 1360
1361 return 0;
1362}
1363
1364static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
1365{
1366 struct e1000_hw *hw = &adapter->hw;
1367 u32 rctl;
1368
318a94d6
JK		 1369 if (hw->phy.media_type == e1000_media_type_fiber ||
1370 hw->phy.media_type == e1000_media_type_internal_serdes) {
bc7f75fa
AK		 1371 switch (hw->mac.type) {
1372 case e1000_80003es2lan:
1373 return e1000_set_es2lan_mac_loopback(adapter);
1374 break;
1375 case e1000_82571:
1376 case e1000_82572:
1377 return e1000_set_82571_fiber_loopback(adapter);
1378 break;
1379 default:
1380 rctl = er32(RCTL);
1381 rctl |= E1000_RCTL_LBM_TCVR;
1382 ew32(RCTL, rctl);
1383 return 0;
1384 }
318a94d6 1385 } else if (hw->phy.media_type == e1000_media_type_copper) {
bc7f75fa
AK		 1386 return e1000_integrated_phy_loopback(adapter);
1387 }
1388
1389 return 7;
1390}
1391
1392static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
1393{
1394 struct e1000_hw *hw = &adapter->hw;
1395 u32 rctl;
1396 u16 phy_reg;
1397
1398 rctl = er32(RCTL);
1399 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1400 ew32(RCTL, rctl);
1401
1402 switch (hw->mac.type) {
1403 case e1000_80003es2lan:
318a94d6
JK		 1404 if (hw->phy.media_type == e1000_media_type_fiber ||
1405 hw->phy.media_type == e1000_media_type_internal_serdes) {
bc7f75fa 1406 /* restore CTRL_EXT, stealing space from tx_fifo_head */
ad68076e 1407 ew32(CTRL_EXT, adapter->tx_fifo_head);
bc7f75fa
AK		 1408 adapter->tx_fifo_head = 0;
1409 }
1410 /* fall through */
1411 case e1000_82571:
1412 case e1000_82572:
318a94d6
JK		 1413 if (hw->phy.media_type == e1000_media_type_fiber ||
1414 hw->phy.media_type == e1000_media_type_internal_serdes) {
bc7f75fa
AK		 1415#define E1000_SERDES_LB_OFF 0x400
1416 ew32(SCTL, E1000_SERDES_LB_OFF);
1417 msleep(10);
1418 break;
1419 }
1420 /* Fall Through */
1421 default:
1422 hw->mac.autoneg = 1;
1423 if (hw->phy.type == e1000_phy_gg82563)
1424 e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180);
1425 e1e_rphy(hw, PHY_CONTROL, &phy_reg);
1426 if (phy_reg & MII_CR_LOOPBACK) {
1427 phy_reg &= ~MII_CR_LOOPBACK;
1428 e1e_wphy(hw, PHY_CONTROL, phy_reg);
1429 e1000e_commit_phy(hw);
1430 }
1431 break;
1432 }
1433}
1434
1435static void e1000_create_lbtest_frame(struct sk_buff *skb,
1436 unsigned int frame_size)
1437{
1438 memset(skb->data, 0xFF, frame_size);
1439 frame_size &= ~1;
1440 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
1441 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
1442 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
1443}
1444
1445static int e1000_check_lbtest_frame(struct sk_buff *skb,
1446 unsigned int frame_size)
1447{
1448 frame_size &= ~1;
1449 if (*(skb->data + 3) == 0xFF)
1450 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
1451 (*(skb->data + frame_size / 2 + 12) == 0xAF))
1452 return 0;
1453 return 13;
1454}
1455
1456static int e1000_run_loopback_test(struct e1000_adapter *adapter)
1457{
1458 struct e1000_ring *tx_ring = &adapter->test_tx_ring;
1459 struct e1000_ring *rx_ring = &adapter->test_rx_ring;
1460 struct pci_dev *pdev = adapter->pdev;
1461 struct e1000_hw *hw = &adapter->hw;
1462 int i, j, k, l;
1463 int lc;
1464 int good_cnt;
1465 int ret_val = 0;
1466 unsigned long time;
1467
1468 ew32(RDT, rx_ring->count - 1);
1469
ad68076e
BA		 1470 /*
1471 * Calculate the loop count based on the largest descriptor ring
bc7f75fa
AK		 1472 * The idea is to wrap the largest ring a number of times using 64
1473 * send/receive pairs during each loop
1474 */
1475
1476 if (rx_ring->count <= tx_ring->count)
1477 lc = ((tx_ring->count / 64) * 2) + 1;
1478 else
1479 lc = ((rx_ring->count / 64) * 2) + 1;
1480
1481 k = 0;
1482 l = 0;
1483 for (j = 0; j <= lc; j++) { /* loop count loop */
1484 for (i = 0; i < 64; i++) { /* send the packets */
cef8c793
BA		 1485 e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb,
1486 1024);
bc7f75fa
AK		 1487 pci_dma_sync_single_for_device(pdev,
1488 tx_ring->buffer_info[k].dma,
1489 tx_ring->buffer_info[k].length,
1490 PCI_DMA_TODEVICE);
1491 k++;
1492 if (k == tx_ring->count)
1493 k = 0;
1494 }
1495 ew32(TDT, k);
1496 msleep(200);
1497 time = jiffies; /* set the start time for the receive */
1498 good_cnt = 0;
1499 do { /* receive the sent packets */
1500 pci_dma_sync_single_for_cpu(pdev,
1501 rx_ring->buffer_info[l].dma, 2048,
1502 PCI_DMA_FROMDEVICE);
1503
1504 ret_val = e1000_check_lbtest_frame(
1505 rx_ring->buffer_info[l].skb, 1024);
1506 if (!ret_val)
1507 good_cnt++;
1508 l++;
1509 if (l == rx_ring->count)
1510 l = 0;
ad68076e
BA		 1511 /*
1512 * time + 20 msecs (200 msecs on 2.4) is more than
bc7f75fa
AK		 1513 * enough time to complete the receives, if it's
1514 * exceeded, break and error off
1515 */
1516 } while ((good_cnt < 64) && !time_after(jiffies, time + 20));
1517 if (good_cnt != 64) {
1518 ret_val = 13; /* ret_val is the same as mis-compare */
1519 break;
1520 }
cef8c793 1521 if (jiffies >= (time + 20)) {
bc7f75fa
AK		 1522 ret_val = 14; /* error code for time out error */
1523 break;
1524 }
1525 } /* end loop count loop */
1526 return ret_val;
1527}
1528
1529static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
1530{
ad68076e
BA		 1531 /*
1532 * PHY loopback cannot be performed if SoL/IDER
1533 * sessions are active
1534 */
bc7f75fa 1535 if (e1000_check_reset_block(&adapter->hw)) {
44defeb3 1536 e_err("Cannot do PHY loopback test when SoL/IDER is active.\n");
bc7f75fa
AK		 1537 *data = 0;
1538 goto out;
1539 }
1540
1541 *data = e1000_setup_desc_rings(adapter);
e265522c 1542 if (*data)
bc7f75fa
AK		 1543 goto out;
1544
1545 *data = e1000_setup_loopback_test(adapter);
e265522c 1546 if (*data)
bc7f75fa
AK		 1547 goto err_loopback;
1548
1549 *data = e1000_run_loopback_test(adapter);
1550 e1000_loopback_cleanup(adapter);
1551
1552err_loopback:
1553 e1000_free_desc_rings(adapter);
1554out:
1555 return *data;
1556}
1557
1558static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
1559{
1560 struct e1000_hw *hw = &adapter->hw;
1561
1562 *data = 0;
318a94d6 1563 if (hw->phy.media_type == e1000_media_type_internal_serdes) {
bc7f75fa
AK		 1564 int i = 0;
1565 hw->mac.serdes_has_link = 0;
1566
ad68076e
BA		 1567 /*
1568 * On some blade server designs, link establishment
1569 * could take as long as 2-3 minutes
1570 */
bc7f75fa
AK		 1571 do {
1572 hw->mac.ops.check_for_link(hw);
1573 if (hw->mac.serdes_has_link)
1574 return *data;
1575 msleep(20);
1576 } while (i++ < 3750);
1577
1578 *data = 1;
1579 } else {
1580 hw->mac.ops.check_for_link(hw);
1581 if (hw->mac.autoneg)
1582 msleep(4000);
1583
1584 if (!(er32(STATUS) &
1585 E1000_STATUS_LU))
1586 *data = 1;
1587 }
1588 return *data;
1589}
1590
b9f2c044 1591static int e1000e_get_sset_count(struct net_device *netdev, int sset)
bc7f75fa 1592{
b9f2c044
JG		 1593 switch (sset) {
1594 case ETH_SS_TEST:
1595 return E1000_TEST_LEN;
1596 case ETH_SS_STATS:
1597 return E1000_STATS_LEN;
1598 default:
1599 return -EOPNOTSUPP;
1600 }
bc7f75fa
AK		 1601}
1602
1603static void e1000_diag_test(struct net_device *netdev,
1604 struct ethtool_test *eth_test, u64 *data)
1605{
1606 struct e1000_adapter *adapter = netdev_priv(netdev);
1607 u16 autoneg_advertised;
1608 u8 forced_speed_duplex;
1609 u8 autoneg;
1610 bool if_running = netif_running(netdev);
1611
1612 set_bit(__E1000_TESTING, &adapter->state);
1613 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1614 /* Offline tests */
1615
1616 /* save speed, duplex, autoneg settings */
1617 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1618 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1619 autoneg = adapter->hw.mac.autoneg;
1620
44defeb3 1621 e_info("offline testing starting\n");
bc7f75fa 1622
ad68076e
BA		 1623 /*
1624 * Link test performed before hardware reset so autoneg doesn't
1625 * interfere with test result
1626 */
bc7f75fa
AK		 1627 if (e1000_link_test(adapter, &data[4]))
1628 eth_test->flags |= ETH_TEST_FL_FAILED;
1629
1630 if (if_running)
1631 /* indicate we're in test mode */
1632 dev_close(netdev);
1633 else
1634 e1000e_reset(adapter);
1635
1636 if (e1000_reg_test(adapter, &data[0]))
1637 eth_test->flags |= ETH_TEST_FL_FAILED;
1638
1639 e1000e_reset(adapter);
1640 if (e1000_eeprom_test(adapter, &data[1]))
1641 eth_test->flags |= ETH_TEST_FL_FAILED;
1642
1643 e1000e_reset(adapter);
1644 if (e1000_intr_test(adapter, &data[2]))
1645 eth_test->flags |= ETH_TEST_FL_FAILED;
1646
1647 e1000e_reset(adapter);
1648 /* make sure the phy is powered up */
1649 e1000e_power_up_phy(adapter);
1650 if (e1000_loopback_test(adapter, &data[3]))
1651 eth_test->flags |= ETH_TEST_FL_FAILED;
1652
1653 /* restore speed, duplex, autoneg settings */
1654 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1655 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1656 adapter->hw.mac.autoneg = autoneg;
1657
1658 /* force this routine to wait until autoneg complete/timeout */
318a94d6 1659 adapter->hw.phy.autoneg_wait_to_complete = 1;
bc7f75fa 1660 e1000e_reset(adapter);
318a94d6 1661 adapter->hw.phy.autoneg_wait_to_complete = 0;
bc7f75fa
AK		 1662
1663 clear_bit(__E1000_TESTING, &adapter->state);
1664 if (if_running)
1665 dev_open(netdev);
1666 } else {
44defeb3 1667 e_info("online testing starting\n");
bc7f75fa
AK		 1668 /* Online tests */
1669 if (e1000_link_test(adapter, &data[4]))
1670 eth_test->flags |= ETH_TEST_FL_FAILED;
1671
1672 /* Online tests aren't run; pass by default */
1673 data[0] = 0;
1674 data[1] = 0;
1675 data[2] = 0;
1676 data[3] = 0;
1677
1678 clear_bit(__E1000_TESTING, &adapter->state);
1679 }
1680 msleep_interruptible(4 * 1000);
1681}
1682
1683static void e1000_get_wol(struct net_device *netdev,
1684 struct ethtool_wolinfo *wol)
1685{
1686 struct e1000_adapter *adapter = netdev_priv(netdev);
1687
1688 wol->supported = 0;
1689 wol->wolopts = 0;
1690
1691 if (!(adapter->flags & FLAG_HAS_WOL))
1692 return;
1693
1694 wol->supported = WAKE_UCAST | WAKE_MCAST |
efb90e43
MW		 1695 WAKE_BCAST | WAKE_MAGIC |
1696 WAKE_PHY | WAKE_ARP;
bc7f75fa
AK		 1697
1698 /* apply any specific unsupported masks here */
1699 if (adapter->flags & FLAG_NO_WAKE_UCAST) {
1700 wol->supported &= ~WAKE_UCAST;
1701
1702 if (adapter->wol & E1000_WUFC_EX)
44defeb3
JK		 1703 e_err("Interface does not support directed (unicast) "
1704 "frame wake-up packets\n");
bc7f75fa
AK		 1705 }
1706
1707 if (adapter->wol & E1000_WUFC_EX)
1708 wol->wolopts |= WAKE_UCAST;
1709 if (adapter->wol & E1000_WUFC_MC)
1710 wol->wolopts |= WAKE_MCAST;
1711 if (adapter->wol & E1000_WUFC_BC)
1712 wol->wolopts |= WAKE_BCAST;
1713 if (adapter->wol & E1000_WUFC_MAG)
1714 wol->wolopts |= WAKE_MAGIC;
efb90e43
MW		 1715 if (adapter->wol & E1000_WUFC_LNKC)
1716 wol->wolopts |= WAKE_PHY;
1717 if (adapter->wol & E1000_WUFC_ARP)
1718 wol->wolopts |= WAKE_ARP;
bc7f75fa
AK		 1719}
1720
1721static int e1000_set_wol(struct net_device *netdev,
1722 struct ethtool_wolinfo *wol)
1723{
1724 struct e1000_adapter *adapter = netdev_priv(netdev);
1725
efb90e43 1726 if (wol->wolopts & WAKE_MAGICSECURE)
bc7f75fa
AK		 1727 return -EOPNOTSUPP;
1728
1729 if (!(adapter->flags & FLAG_HAS_WOL))
1730 return wol->wolopts ? -EOPNOTSUPP : 0;
1731
1732 /* these settings will always override what we currently have */
1733 adapter->wol = 0;
1734
1735 if (wol->wolopts & WAKE_UCAST)
1736 adapter->wol |= E1000_WUFC_EX;
1737 if (wol->wolopts & WAKE_MCAST)
1738 adapter->wol |= E1000_WUFC_MC;
1739 if (wol->wolopts & WAKE_BCAST)
1740 adapter->wol |= E1000_WUFC_BC;
1741 if (wol->wolopts & WAKE_MAGIC)
1742 adapter->wol |= E1000_WUFC_MAG;
efb90e43
MW		 1743 if (wol->wolopts & WAKE_PHY)
1744 adapter->wol |= E1000_WUFC_LNKC;
1745 if (wol->wolopts & WAKE_ARP)
1746 adapter->wol |= E1000_WUFC_ARP;
bc7f75fa
AK		 1747
1748 return 0;
1749}
1750
1751/* toggle LED 4 times per second = 2 "blinks" per second */
1752#define E1000_ID_INTERVAL (HZ/4)
1753
1754/* bit defines for adapter->led_status */
1755#define E1000_LED_ON 0
1756
1757static void e1000_led_blink_callback(unsigned long data)
1758{
1759 struct e1000_adapter *adapter = (struct e1000_adapter *) data;
1760
1761 if (test_and_change_bit(E1000_LED_ON, &adapter->led_status))
1762 adapter->hw.mac.ops.led_off(&adapter->hw);
1763 else
1764 adapter->hw.mac.ops.led_on(&adapter->hw);
1765
1766 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
1767}
1768
1769static int e1000_phys_id(struct net_device *netdev, u32 data)
1770{
1771 struct e1000_adapter *adapter = netdev_priv(netdev);
1772
5a9147bb
SH		 1773 if (!data)
1774 data = INT_MAX;
bc7f75fa
AK		 1775
1776 if (adapter->hw.phy.type == e1000_phy_ife) {
1777 if (!adapter->blink_timer.function) {
1778 init_timer(&adapter->blink_timer);
1779 adapter->blink_timer.function =
1780 e1000_led_blink_callback;
1781 adapter->blink_timer.data = (unsigned long) adapter;
1782 }
1783 mod_timer(&adapter->blink_timer, jiffies);
1784 msleep_interruptible(data * 1000);
1785 del_timer_sync(&adapter->blink_timer);
1786 e1e_wphy(&adapter->hw,
1787 IFE_PHY_SPECIAL_CONTROL_LED, 0);
1788 } else {
1789 e1000e_blink_led(&adapter->hw);
1790 msleep_interruptible(data * 1000);
1791 }
1792
1793 adapter->hw.mac.ops.led_off(&adapter->hw);
1794 clear_bit(E1000_LED_ON, &adapter->led_status);
1795 adapter->hw.mac.ops.cleanup_led(&adapter->hw);
1796
1797 return 0;
1798}
1799
de5b3077
AK		 1800static int e1000_get_coalesce(struct net_device *netdev,
1801 struct ethtool_coalesce *ec)
1802{
1803 struct e1000_adapter *adapter = netdev_priv(netdev);
1804
1805 if (adapter->itr_setting <= 3)
1806 ec->rx_coalesce_usecs = adapter->itr_setting;
1807 else
1808 ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
1809
1810 return 0;
1811}
1812
1813static int e1000_set_coalesce(struct net_device *netdev,
1814 struct ethtool_coalesce *ec)
1815{
1816 struct e1000_adapter *adapter = netdev_priv(netdev);
1817 struct e1000_hw *hw = &adapter->hw;
1818
1819 if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
1820 ((ec->rx_coalesce_usecs > 3) &&
1821 (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
1822 (ec->rx_coalesce_usecs == 2))
1823 return -EINVAL;
1824
1825 if (ec->rx_coalesce_usecs <= 3) {
1826 adapter->itr = 20000;
1827 adapter->itr_setting = ec->rx_coalesce_usecs;
1828 } else {
1829 adapter->itr = (1000000 / ec->rx_coalesce_usecs);
1830 adapter->itr_setting = adapter->itr & ~3;
1831 }
1832
1833 if (adapter->itr_setting != 0)
1834 ew32(ITR, 1000000000 / (adapter->itr * 256));
1835 else
1836 ew32(ITR, 0);
1837
1838 return 0;
1839}
1840
bc7f75fa
AK		 1841static int e1000_nway_reset(struct net_device *netdev)
1842{
1843 struct e1000_adapter *adapter = netdev_priv(netdev);
1844 if (netif_running(netdev))
1845 e1000e_reinit_locked(adapter);
1846 return 0;
1847}
1848
bc7f75fa
AK		 1849static void e1000_get_ethtool_stats(struct net_device *netdev,
1850 struct ethtool_stats *stats,
1851 u64 *data)
1852{
1853 struct e1000_adapter *adapter = netdev_priv(netdev);
1854 int i;
1855
1856 e1000e_update_stats(adapter);
1857 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
1858 char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset;
1859 data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
1860 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1861 }
1862}
1863
1864static void e1000_get_strings(struct net_device *netdev, u32 stringset,
1865 u8 *data)
1866{
1867 u8 *p = data;
1868 int i;
1869
1870 switch (stringset) {
1871 case ETH_SS_TEST:
ad68076e 1872 memcpy(data, *e1000_gstrings_test, sizeof(e1000_gstrings_test));
bc7f75fa
AK		 1873 break;
1874 case ETH_SS_STATS:
1875 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
1876 memcpy(p, e1000_gstrings_stats[i].stat_string,
1877 ETH_GSTRING_LEN);
1878 p += ETH_GSTRING_LEN;
1879 }
1880 break;
1881 }
1882}
1883
1884static const struct ethtool_ops e1000_ethtool_ops = {
1885 .get_settings = e1000_get_settings,
1886 .set_settings = e1000_set_settings,
1887 .get_drvinfo = e1000_get_drvinfo,
1888 .get_regs_len = e1000_get_regs_len,
1889 .get_regs = e1000_get_regs,
1890 .get_wol = e1000_get_wol,
1891 .set_wol = e1000_set_wol,
1892 .get_msglevel = e1000_get_msglevel,
1893 .set_msglevel = e1000_set_msglevel,
1894 .nway_reset = e1000_nway_reset,
369d742d 1895 .get_link = e1000_get_link,
bc7f75fa
AK		 1896 .get_eeprom_len = e1000_get_eeprom_len,
1897 .get_eeprom = e1000_get_eeprom,
1898 .set_eeprom = e1000_set_eeprom,
1899 .get_ringparam = e1000_get_ringparam,
1900 .set_ringparam = e1000_set_ringparam,
1901 .get_pauseparam = e1000_get_pauseparam,
1902 .set_pauseparam = e1000_set_pauseparam,
1903 .get_rx_csum = e1000_get_rx_csum,
1904 .set_rx_csum = e1000_set_rx_csum,
1905 .get_tx_csum = e1000_get_tx_csum,
1906 .set_tx_csum = e1000_set_tx_csum,
1907 .get_sg = ethtool_op_get_sg,
1908 .set_sg = ethtool_op_set_sg,
1909 .get_tso = ethtool_op_get_tso,
1910 .set_tso = e1000_set_tso,
bc7f75fa
AK		 1911 .self_test = e1000_diag_test,
1912 .get_strings = e1000_get_strings,
1913 .phys_id = e1000_phys_id,
bc7f75fa 1914 .get_ethtool_stats = e1000_get_ethtool_stats,
b9f2c044 1915 .get_sset_count = e1000e_get_sset_count,
de5b3077
AK		 1916 .get_coalesce = e1000_get_coalesce,
1917 .set_coalesce = e1000_set_coalesce,
bc7f75fa
AK		 1918};
1919
1920void e1000e_set_ethtool_ops(struct net_device *netdev)
1921{
1922 SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
1923}
Linux kernel - Deliverables
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