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