1 /*******************************************************************************
4 Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2 of the License, or (at your option)
11 This program is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 You should have received a copy of the GNU General Public License along with
17 this program; if not, write to the Free Software Foundation, Inc., 59
18 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 The full GNU General Public License is included in this distribution in the
24 Linux NICS <linux.nics@intel.com>
25 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
26 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
28 *******************************************************************************/
32 /* This is the only thing that needs to be changed to adjust the
33 * maximum number of ports that the driver can manage.
36 #define E1000_MAX_NIC 32
38 #define OPTION_UNSET -1
39 #define OPTION_DISABLED 0
40 #define OPTION_ENABLED 1
42 /* All parameters are treated the same, as an integer array of values.
43 * This macro just reduces the need to repeat the same declaration code
44 * over and over (plus this helps to avoid typo bugs).
47 #define E1000_PARAM_INIT { [0 ... E1000_MAX_NIC] = OPTION_UNSET }
48 /* Module Parameters are always initialized to -1, so that the driver
49 * can tell the difference between no user specified value or the
50 * user asking for the default value.
51 * The true default values are loaded in when e1000_check_options is called.
53 * This is a GCC extension to ANSI C.
54 * See the item "Labeled Elements in Initializers" in the section
55 * "Extensions to the C Language Family" of the GCC documentation.
58 #define E1000_PARAM(X, desc) \
59 static int __devinitdata X[E1000_MAX_NIC+1] = E1000_PARAM_INIT; \
60 static int num_##X = 0; \
61 module_param_array_named(X, X, int, &num_##X, 0); \
62 MODULE_PARM_DESC(X, desc);
64 /* Transmit Descriptor Count
66 * Valid Range: 80-256 for 82542 and 82543 gigabit ethernet controllers
67 * Valid Range: 80-4096 for 82544 and newer
72 E1000_PARAM(TxDescriptors, "Number of transmit descriptors");
74 /* Receive Descriptor Count
76 * Valid Range: 80-256 for 82542 and 82543 gigabit ethernet controllers
77 * Valid Range: 80-4096 for 82544 and newer
82 E1000_PARAM(RxDescriptors, "Number of receive descriptors");
84 /* User Specified Speed Override
86 * Valid Range: 0, 10, 100, 1000
87 * - 0 - auto-negotiate at all supported speeds
88 * - 10 - only link at 10 Mbps
89 * - 100 - only link at 100 Mbps
90 * - 1000 - only link at 1000 Mbps
95 E1000_PARAM(Speed, "Speed setting");
97 /* User Specified Duplex Override
100 * - 0 - auto-negotiate for duplex
101 * - 1 - only link at half duplex
102 * - 2 - only link at full duplex
107 E1000_PARAM(Duplex, "Duplex setting");
109 /* Auto-negotiation Advertisement Override
111 * Valid Range: 0x01-0x0F, 0x20-0x2F (copper); 0x20 (fiber)
113 * The AutoNeg value is a bit mask describing which speed and duplex
114 * combinations should be advertised during auto-negotiation.
115 * The supported speed and duplex modes are listed below
117 * Bit 7 6 5 4 3 2 1 0
118 * Speed (Mbps) N/A N/A 1000 N/A 100 100 10 10
119 * Duplex Full Full Half Full Half
121 * Default Value: 0x2F (copper); 0x20 (fiber)
124 E1000_PARAM(AutoNeg, "Advertised auto-negotiation setting");
126 /* User Specified Flow Control Override
129 * - 0 - No Flow Control
130 * - 1 - Rx only, respond to PAUSE frames but do not generate them
131 * - 2 - Tx only, generate PAUSE frames but ignore them on receive
132 * - 3 - Full Flow Control Support
134 * Default Value: Read flow control settings from the EEPROM
137 E1000_PARAM(FlowControl, "Flow Control setting");
139 /* XsumRX - Receive Checksum Offload Enable/Disable
142 * - 0 - disables all checksum offload
143 * - 1 - enables receive IP/TCP/UDP checksum offload
144 * on 82543 and newer -based NICs
149 E1000_PARAM(XsumRX, "Disable or enable Receive Checksum offload");
151 /* Transmit Interrupt Delay in units of 1.024 microseconds
153 * Valid Range: 0-65535
158 E1000_PARAM(TxIntDelay, "Transmit Interrupt Delay");
160 /* Transmit Absolute Interrupt Delay in units of 1.024 microseconds
162 * Valid Range: 0-65535
167 E1000_PARAM(TxAbsIntDelay, "Transmit Absolute Interrupt Delay");
169 /* Receive Interrupt Delay in units of 1.024 microseconds
171 * Valid Range: 0-65535
176 E1000_PARAM(RxIntDelay, "Receive Interrupt Delay");
178 /* Receive Absolute Interrupt Delay in units of 1.024 microseconds
180 * Valid Range: 0-65535
185 E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay");
187 /* Interrupt Throttle Rate (interrupts/sec)
189 * Valid Range: 100-100000 (0=off, 1=dynamic)
191 * Default Value: 8000
194 E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
196 /* Enable Smart Power Down of the PHY
200 * Default Value: 0 (disabled)
203 E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down");
205 /* Enable Kumeran Lock Loss workaround
209 * Default Value: 1 (enabled)
212 E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround");
214 #define AUTONEG_ADV_DEFAULT 0x2F
215 #define AUTONEG_ADV_MASK 0x2F
216 #define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL
218 #define DEFAULT_RDTR 0
219 #define MAX_RXDELAY 0xFFFF
220 #define MIN_RXDELAY 0
222 #define DEFAULT_RADV 128
223 #define MAX_RXABSDELAY 0xFFFF
224 #define MIN_RXABSDELAY 0
226 #define DEFAULT_TIDV 64
227 #define MAX_TXDELAY 0xFFFF
228 #define MIN_TXDELAY 0
230 #define DEFAULT_TADV 64
231 #define MAX_TXABSDELAY 0xFFFF
232 #define MIN_TXABSDELAY 0
234 #define DEFAULT_ITR 8000
235 #define MAX_ITR 100000
238 struct e1000_option {
239 enum { enable_option, range_option, list_option } type;
244 struct { /* range_option info */
248 struct { /* list_option info */
250 struct e1000_opt_list { int i; char *str; } *p;
256 e1000_validate_option(int *value, struct e1000_option *opt,
257 struct e1000_adapter *adapter)
259 if (*value == OPTION_UNSET) {
268 DPRINTK(PROBE, INFO, "%s Enabled\n", opt->name);
270 case OPTION_DISABLED:
271 DPRINTK(PROBE, INFO, "%s Disabled\n", opt->name);
276 if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
278 "%s set to %i\n", opt->name, *value);
284 struct e1000_opt_list *ent;
286 for (i = 0; i < opt->arg.l.nr; i++) {
287 ent = &opt->arg.l.p[i];
288 if (*value == ent->i) {
289 if (ent->str[0] != '\0')
290 DPRINTK(PROBE, INFO, "%s\n", ent->str);
300 DPRINTK(PROBE, INFO, "Invalid %s value specified (%i) %s\n",
301 opt->name, *value, opt->err);
306 static void e1000_check_fiber_options(struct e1000_adapter *adapter);
307 static void e1000_check_copper_options(struct e1000_adapter *adapter);
310 * e1000_check_options - Range Checking for Command Line Parameters
311 * @adapter: board private structure
313 * This routine checks all command line parameters for valid user
314 * input. If an invalid value is given, or if no user specified
315 * value exists, a default value is used. The final value is stored
316 * in a variable in the adapter structure.
320 e1000_check_options(struct e1000_adapter *adapter)
322 int bd = adapter->bd_number;
323 if (bd >= E1000_MAX_NIC) {
324 DPRINTK(PROBE, NOTICE,
325 "Warning: no configuration for board #%i\n", bd);
326 DPRINTK(PROBE, NOTICE, "Using defaults for all values\n");
329 { /* Transmit Descriptor Count */
330 struct e1000_option opt = {
331 .type = range_option,
332 .name = "Transmit Descriptors",
333 .err = "using default of "
334 __MODULE_STRING(E1000_DEFAULT_TXD),
335 .def = E1000_DEFAULT_TXD,
336 .arg = { .r = { .min = E1000_MIN_TXD }}
338 struct e1000_tx_ring *tx_ring = adapter->tx_ring;
340 e1000_mac_type mac_type = adapter->hw.mac_type;
341 opt.arg.r.max = mac_type < e1000_82544 ?
342 E1000_MAX_TXD : E1000_MAX_82544_TXD;
344 if (num_TxDescriptors > bd) {
345 tx_ring->count = TxDescriptors[bd];
346 e1000_validate_option(&tx_ring->count, &opt, adapter);
347 E1000_ROUNDUP(tx_ring->count,
348 REQ_TX_DESCRIPTOR_MULTIPLE);
350 tx_ring->count = opt.def;
352 for (i = 0; i < adapter->num_tx_queues; i++)
353 tx_ring[i].count = tx_ring->count;
355 { /* Receive Descriptor Count */
356 struct e1000_option opt = {
357 .type = range_option,
358 .name = "Receive Descriptors",
359 .err = "using default of "
360 __MODULE_STRING(E1000_DEFAULT_RXD),
361 .def = E1000_DEFAULT_RXD,
362 .arg = { .r = { .min = E1000_MIN_RXD }}
364 struct e1000_rx_ring *rx_ring = adapter->rx_ring;
366 e1000_mac_type mac_type = adapter->hw.mac_type;
367 opt.arg.r.max = mac_type < e1000_82544 ? E1000_MAX_RXD :
370 if (num_RxDescriptors > bd) {
371 rx_ring->count = RxDescriptors[bd];
372 e1000_validate_option(&rx_ring->count, &opt, adapter);
373 E1000_ROUNDUP(rx_ring->count,
374 REQ_RX_DESCRIPTOR_MULTIPLE);
376 rx_ring->count = opt.def;
378 for (i = 0; i < adapter->num_rx_queues; i++)
379 rx_ring[i].count = rx_ring->count;
381 { /* Checksum Offload Enable/Disable */
382 struct e1000_option opt = {
383 .type = enable_option,
384 .name = "Checksum Offload",
385 .err = "defaulting to Enabled",
386 .def = OPTION_ENABLED
389 if (num_XsumRX > bd) {
390 int rx_csum = XsumRX[bd];
391 e1000_validate_option(&rx_csum, &opt, adapter);
392 adapter->rx_csum = rx_csum;
394 adapter->rx_csum = opt.def;
399 struct e1000_opt_list fc_list[] =
400 {{ e1000_fc_none, "Flow Control Disabled" },
401 { e1000_fc_rx_pause,"Flow Control Receive Only" },
402 { e1000_fc_tx_pause,"Flow Control Transmit Only" },
403 { e1000_fc_full, "Flow Control Enabled" },
404 { e1000_fc_default, "Flow Control Hardware Default" }};
406 struct e1000_option opt = {
408 .name = "Flow Control",
409 .err = "reading default settings from EEPROM",
410 .def = e1000_fc_default,
411 .arg = { .l = { .nr = ARRAY_SIZE(fc_list),
415 if (num_FlowControl > bd) {
416 int fc = FlowControl[bd];
417 e1000_validate_option(&fc, &opt, adapter);
418 adapter->hw.fc = adapter->hw.original_fc = fc;
420 adapter->hw.fc = adapter->hw.original_fc = opt.def;
423 { /* Transmit Interrupt Delay */
424 struct e1000_option opt = {
425 .type = range_option,
426 .name = "Transmit Interrupt Delay",
427 .err = "using default of " __MODULE_STRING(DEFAULT_TIDV),
429 .arg = { .r = { .min = MIN_TXDELAY,
430 .max = MAX_TXDELAY }}
433 if (num_TxIntDelay > bd) {
434 adapter->tx_int_delay = TxIntDelay[bd];
435 e1000_validate_option(&adapter->tx_int_delay, &opt,
438 adapter->tx_int_delay = opt.def;
441 { /* Transmit Absolute Interrupt Delay */
442 struct e1000_option opt = {
443 .type = range_option,
444 .name = "Transmit Absolute Interrupt Delay",
445 .err = "using default of " __MODULE_STRING(DEFAULT_TADV),
447 .arg = { .r = { .min = MIN_TXABSDELAY,
448 .max = MAX_TXABSDELAY }}
451 if (num_TxAbsIntDelay > bd) {
452 adapter->tx_abs_int_delay = TxAbsIntDelay[bd];
453 e1000_validate_option(&adapter->tx_abs_int_delay, &opt,
456 adapter->tx_abs_int_delay = opt.def;
459 { /* Receive Interrupt Delay */
460 struct e1000_option opt = {
461 .type = range_option,
462 .name = "Receive Interrupt Delay",
463 .err = "using default of " __MODULE_STRING(DEFAULT_RDTR),
465 .arg = { .r = { .min = MIN_RXDELAY,
466 .max = MAX_RXDELAY }}
469 if (num_RxIntDelay > bd) {
470 adapter->rx_int_delay = RxIntDelay[bd];
471 e1000_validate_option(&adapter->rx_int_delay, &opt,
474 adapter->rx_int_delay = opt.def;
477 { /* Receive Absolute Interrupt Delay */
478 struct e1000_option opt = {
479 .type = range_option,
480 .name = "Receive Absolute Interrupt Delay",
481 .err = "using default of " __MODULE_STRING(DEFAULT_RADV),
483 .arg = { .r = { .min = MIN_RXABSDELAY,
484 .max = MAX_RXABSDELAY }}
487 if (num_RxAbsIntDelay > bd) {
488 adapter->rx_abs_int_delay = RxAbsIntDelay[bd];
489 e1000_validate_option(&adapter->rx_abs_int_delay, &opt,
492 adapter->rx_abs_int_delay = opt.def;
495 { /* Interrupt Throttling Rate */
496 struct e1000_option opt = {
497 .type = range_option,
498 .name = "Interrupt Throttling Rate (ints/sec)",
499 .err = "using default of " __MODULE_STRING(DEFAULT_ITR),
501 .arg = { .r = { .min = MIN_ITR,
505 if (num_InterruptThrottleRate > bd) {
506 adapter->itr = InterruptThrottleRate[bd];
507 switch (adapter->itr) {
509 DPRINTK(PROBE, INFO, "%s turned off\n",
513 DPRINTK(PROBE, INFO, "%s set to dynamic mode\n",
517 e1000_validate_option(&adapter->itr, &opt,
522 adapter->itr = opt.def;
525 { /* Smart Power Down */
526 struct e1000_option opt = {
527 .type = enable_option,
528 .name = "PHY Smart Power Down",
529 .err = "defaulting to Disabled",
530 .def = OPTION_DISABLED
533 if (num_SmartPowerDownEnable > bd) {
534 int spd = SmartPowerDownEnable[bd];
535 e1000_validate_option(&spd, &opt, adapter);
536 adapter->smart_power_down = spd;
538 adapter->smart_power_down = opt.def;
541 { /* Kumeran Lock Loss Workaround */
542 struct e1000_option opt = {
543 .type = enable_option,
544 .name = "Kumeran Lock Loss Workaround",
545 .err = "defaulting to Enabled",
546 .def = OPTION_ENABLED
549 if (num_KumeranLockLoss > bd) {
550 int kmrn_lock_loss = KumeranLockLoss[bd];
551 e1000_validate_option(&kmrn_lock_loss, &opt, adapter);
552 adapter->hw.kmrn_lock_loss_workaround_disabled = !kmrn_lock_loss;
554 adapter->hw.kmrn_lock_loss_workaround_disabled = !opt.def;
558 switch (adapter->hw.media_type) {
559 case e1000_media_type_fiber:
560 case e1000_media_type_internal_serdes:
561 e1000_check_fiber_options(adapter);
563 case e1000_media_type_copper:
564 e1000_check_copper_options(adapter);
572 * e1000_check_fiber_options - Range Checking for Link Options, Fiber Version
573 * @adapter: board private structure
575 * Handles speed and duplex options on fiber adapters
578 static void __devinit
579 e1000_check_fiber_options(struct e1000_adapter *adapter)
581 int bd = adapter->bd_number;
582 if (num_Speed > bd) {
583 DPRINTK(PROBE, INFO, "Speed not valid for fiber adapters, "
584 "parameter ignored\n");
587 if (num_Duplex > bd) {
588 DPRINTK(PROBE, INFO, "Duplex not valid for fiber adapters, "
589 "parameter ignored\n");
592 if ((num_AutoNeg > bd) && (AutoNeg[bd] != 0x20)) {
593 DPRINTK(PROBE, INFO, "AutoNeg other than 1000/Full is "
594 "not valid for fiber adapters, "
595 "parameter ignored\n");
600 * e1000_check_copper_options - Range Checking for Link Options, Copper Version
601 * @adapter: board private structure
603 * Handles speed and duplex options on copper adapters
606 static void __devinit
607 e1000_check_copper_options(struct e1000_adapter *adapter)
610 int bd = adapter->bd_number;
613 struct e1000_opt_list speed_list[] = {{ 0, "" },
618 struct e1000_option opt = {
621 .err = "parameter ignored",
623 .arg = { .l = { .nr = ARRAY_SIZE(speed_list),
627 if (num_Speed > bd) {
629 e1000_validate_option(&speed, &opt, adapter);
635 struct e1000_opt_list dplx_list[] = {{ 0, "" },
637 { FULL_DUPLEX, "" }};
639 struct e1000_option opt = {
642 .err = "parameter ignored",
644 .arg = { .l = { .nr = ARRAY_SIZE(dplx_list),
648 if (e1000_check_phy_reset_block(&adapter->hw)) {
650 "Link active due to SoL/IDER Session. "
651 "Speed/Duplex/AutoNeg parameter ignored.\n");
654 if (num_Duplex > bd) {
656 e1000_validate_option(&dplx, &opt, adapter);
662 if ((num_AutoNeg > bd) && (speed != 0 || dplx != 0)) {
664 "AutoNeg specified along with Speed or Duplex, "
665 "parameter ignored\n");
666 adapter->hw.autoneg_advertised = AUTONEG_ADV_DEFAULT;
667 } else { /* Autoneg */
668 struct e1000_opt_list an_list[] =
669 #define AA "AutoNeg advertising "
670 {{ 0x01, AA "10/HD" },
671 { 0x02, AA "10/FD" },
672 { 0x03, AA "10/FD, 10/HD" },
673 { 0x04, AA "100/HD" },
674 { 0x05, AA "100/HD, 10/HD" },
675 { 0x06, AA "100/HD, 10/FD" },
676 { 0x07, AA "100/HD, 10/FD, 10/HD" },
677 { 0x08, AA "100/FD" },
678 { 0x09, AA "100/FD, 10/HD" },
679 { 0x0a, AA "100/FD, 10/FD" },
680 { 0x0b, AA "100/FD, 10/FD, 10/HD" },
681 { 0x0c, AA "100/FD, 100/HD" },
682 { 0x0d, AA "100/FD, 100/HD, 10/HD" },
683 { 0x0e, AA "100/FD, 100/HD, 10/FD" },
684 { 0x0f, AA "100/FD, 100/HD, 10/FD, 10/HD" },
685 { 0x20, AA "1000/FD" },
686 { 0x21, AA "1000/FD, 10/HD" },
687 { 0x22, AA "1000/FD, 10/FD" },
688 { 0x23, AA "1000/FD, 10/FD, 10/HD" },
689 { 0x24, AA "1000/FD, 100/HD" },
690 { 0x25, AA "1000/FD, 100/HD, 10/HD" },
691 { 0x26, AA "1000/FD, 100/HD, 10/FD" },
692 { 0x27, AA "1000/FD, 100/HD, 10/FD, 10/HD" },
693 { 0x28, AA "1000/FD, 100/FD" },
694 { 0x29, AA "1000/FD, 100/FD, 10/HD" },
695 { 0x2a, AA "1000/FD, 100/FD, 10/FD" },
696 { 0x2b, AA "1000/FD, 100/FD, 10/FD, 10/HD" },
697 { 0x2c, AA "1000/FD, 100/FD, 100/HD" },
698 { 0x2d, AA "1000/FD, 100/FD, 100/HD, 10/HD" },
699 { 0x2e, AA "1000/FD, 100/FD, 100/HD, 10/FD" },
700 { 0x2f, AA "1000/FD, 100/FD, 100/HD, 10/FD, 10/HD" }};
702 struct e1000_option opt = {
705 .err = "parameter ignored",
706 .def = AUTONEG_ADV_DEFAULT,
707 .arg = { .l = { .nr = ARRAY_SIZE(an_list),
711 if (num_AutoNeg > bd) {
713 e1000_validate_option(&an, &opt, adapter);
717 adapter->hw.autoneg_advertised = an;
720 switch (speed + dplx) {
722 adapter->hw.autoneg = adapter->fc_autoneg = 1;
723 if ((num_Speed > bd) && (speed != 0 || dplx != 0))
725 "Speed and duplex autonegotiation enabled\n");
728 DPRINTK(PROBE, INFO, "Half Duplex specified without Speed\n");
729 DPRINTK(PROBE, INFO, "Using Autonegotiation at "
730 "Half Duplex only\n");
731 adapter->hw.autoneg = adapter->fc_autoneg = 1;
732 adapter->hw.autoneg_advertised = ADVERTISE_10_HALF |
736 DPRINTK(PROBE, INFO, "Full Duplex specified without Speed\n");
737 DPRINTK(PROBE, INFO, "Using Autonegotiation at "
738 "Full Duplex only\n");
739 adapter->hw.autoneg = adapter->fc_autoneg = 1;
740 adapter->hw.autoneg_advertised = ADVERTISE_10_FULL |
745 DPRINTK(PROBE, INFO, "10 Mbps Speed specified "
747 DPRINTK(PROBE, INFO, "Using Autonegotiation at 10 Mbps only\n");
748 adapter->hw.autoneg = adapter->fc_autoneg = 1;
749 adapter->hw.autoneg_advertised = ADVERTISE_10_HALF |
752 case SPEED_10 + HALF_DUPLEX:
753 DPRINTK(PROBE, INFO, "Forcing to 10 Mbps Half Duplex\n");
754 adapter->hw.autoneg = adapter->fc_autoneg = 0;
755 adapter->hw.forced_speed_duplex = e1000_10_half;
756 adapter->hw.autoneg_advertised = 0;
758 case SPEED_10 + FULL_DUPLEX:
759 DPRINTK(PROBE, INFO, "Forcing to 10 Mbps Full Duplex\n");
760 adapter->hw.autoneg = adapter->fc_autoneg = 0;
761 adapter->hw.forced_speed_duplex = e1000_10_full;
762 adapter->hw.autoneg_advertised = 0;
765 DPRINTK(PROBE, INFO, "100 Mbps Speed specified "
767 DPRINTK(PROBE, INFO, "Using Autonegotiation at "
769 adapter->hw.autoneg = adapter->fc_autoneg = 1;
770 adapter->hw.autoneg_advertised = ADVERTISE_100_HALF |
773 case SPEED_100 + HALF_DUPLEX:
774 DPRINTK(PROBE, INFO, "Forcing to 100 Mbps Half Duplex\n");
775 adapter->hw.autoneg = adapter->fc_autoneg = 0;
776 adapter->hw.forced_speed_duplex = e1000_100_half;
777 adapter->hw.autoneg_advertised = 0;
779 case SPEED_100 + FULL_DUPLEX:
780 DPRINTK(PROBE, INFO, "Forcing to 100 Mbps Full Duplex\n");
781 adapter->hw.autoneg = adapter->fc_autoneg = 0;
782 adapter->hw.forced_speed_duplex = e1000_100_full;
783 adapter->hw.autoneg_advertised = 0;
786 DPRINTK(PROBE, INFO, "1000 Mbps Speed specified without "
789 "Using Autonegotiation at 1000 Mbps "
790 "Full Duplex only\n");
791 adapter->hw.autoneg = adapter->fc_autoneg = 1;
792 adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
794 case SPEED_1000 + HALF_DUPLEX:
796 "Half Duplex is not supported at 1000 Mbps\n");
798 "Using Autonegotiation at 1000 Mbps "
799 "Full Duplex only\n");
800 adapter->hw.autoneg = adapter->fc_autoneg = 1;
801 adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
803 case SPEED_1000 + FULL_DUPLEX:
805 "Using Autonegotiation at 1000 Mbps Full Duplex only\n");
806 adapter->hw.autoneg = adapter->fc_autoneg = 1;
807 adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
813 /* Speed, AutoNeg and MDI/MDI-X must all play nice */
814 if (e1000_validate_mdi_setting(&(adapter->hw)) < 0) {
816 "Speed, AutoNeg and MDI-X specifications are "
817 "incompatible. Setting MDI-X to a compatible value.\n");