|
1 /******************************************************************************* |
|
2 |
|
3 Intel PRO/1000 Linux driver |
|
4 Copyright(c) 1999 - 2006 Intel Corporation. |
|
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 #include "e1000.h" |
|
30 |
|
31 /* This is the only thing that needs to be changed to adjust the |
|
32 * maximum number of ports that the driver can manage. |
|
33 */ |
|
34 |
|
35 #define E1000_MAX_NIC 32 |
|
36 |
|
37 #define OPTION_UNSET -1 |
|
38 #define OPTION_DISABLED 0 |
|
39 #define OPTION_ENABLED 1 |
|
40 |
|
41 /* All parameters are treated the same, as an integer array of values. |
|
42 * This macro just reduces the need to repeat the same declaration code |
|
43 * over and over (plus this helps to avoid typo bugs). |
|
44 */ |
|
45 |
|
46 #define E1000_PARAM_INIT { [0 ... E1000_MAX_NIC] = OPTION_UNSET } |
|
47 #define E1000_PARAM(X, desc) \ |
|
48 static int __devinitdata X[E1000_MAX_NIC+1] = E1000_PARAM_INIT; \ |
|
49 static unsigned int num_##X; \ |
|
50 module_param_array_named(X, X, int, &num_##X, 0); \ |
|
51 MODULE_PARM_DESC(X, desc); |
|
52 |
|
53 /* Transmit Descriptor Count |
|
54 * |
|
55 * Valid Range: 80-256 for 82542 and 82543 gigabit ethernet controllers |
|
56 * Valid Range: 80-4096 for 82544 and newer |
|
57 * |
|
58 * Default Value: 256 |
|
59 */ |
|
60 E1000_PARAM(TxDescriptors, "Number of transmit descriptors"); |
|
61 |
|
62 /* Receive Descriptor Count |
|
63 * |
|
64 * Valid Range: 80-256 for 82542 and 82543 gigabit ethernet controllers |
|
65 * Valid Range: 80-4096 for 82544 and newer |
|
66 * |
|
67 * Default Value: 256 |
|
68 */ |
|
69 E1000_PARAM(RxDescriptors, "Number of receive descriptors"); |
|
70 |
|
71 /* User Specified Speed Override |
|
72 * |
|
73 * Valid Range: 0, 10, 100, 1000 |
|
74 * - 0 - auto-negotiate at all supported speeds |
|
75 * - 10 - only link at 10 Mbps |
|
76 * - 100 - only link at 100 Mbps |
|
77 * - 1000 - only link at 1000 Mbps |
|
78 * |
|
79 * Default Value: 0 |
|
80 */ |
|
81 E1000_PARAM(Speed, "Speed setting"); |
|
82 |
|
83 /* User Specified Duplex Override |
|
84 * |
|
85 * Valid Range: 0-2 |
|
86 * - 0 - auto-negotiate for duplex |
|
87 * - 1 - only link at half duplex |
|
88 * - 2 - only link at full duplex |
|
89 * |
|
90 * Default Value: 0 |
|
91 */ |
|
92 E1000_PARAM(Duplex, "Duplex setting"); |
|
93 |
|
94 /* Auto-negotiation Advertisement Override |
|
95 * |
|
96 * Valid Range: 0x01-0x0F, 0x20-0x2F (copper); 0x20 (fiber) |
|
97 * |
|
98 * The AutoNeg value is a bit mask describing which speed and duplex |
|
99 * combinations should be advertised during auto-negotiation. |
|
100 * The supported speed and duplex modes are listed below |
|
101 * |
|
102 * Bit 7 6 5 4 3 2 1 0 |
|
103 * Speed (Mbps) N/A N/A 1000 N/A 100 100 10 10 |
|
104 * Duplex Full Full Half Full Half |
|
105 * |
|
106 * Default Value: 0x2F (copper); 0x20 (fiber) |
|
107 */ |
|
108 E1000_PARAM(AutoNeg, "Advertised auto-negotiation setting"); |
|
109 #define AUTONEG_ADV_DEFAULT 0x2F |
|
110 #define AUTONEG_ADV_MASK 0x2F |
|
111 |
|
112 /* User Specified Flow Control Override |
|
113 * |
|
114 * Valid Range: 0-3 |
|
115 * - 0 - No Flow Control |
|
116 * - 1 - Rx only, respond to PAUSE frames but do not generate them |
|
117 * - 2 - Tx only, generate PAUSE frames but ignore them on receive |
|
118 * - 3 - Full Flow Control Support |
|
119 * |
|
120 * Default Value: Read flow control settings from the EEPROM |
|
121 */ |
|
122 E1000_PARAM(FlowControl, "Flow Control setting"); |
|
123 #define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL |
|
124 |
|
125 /* XsumRX - Receive Checksum Offload Enable/Disable |
|
126 * |
|
127 * Valid Range: 0, 1 |
|
128 * - 0 - disables all checksum offload |
|
129 * - 1 - enables receive IP/TCP/UDP checksum offload |
|
130 * on 82543 and newer -based NICs |
|
131 * |
|
132 * Default Value: 1 |
|
133 */ |
|
134 E1000_PARAM(XsumRX, "Disable or enable Receive Checksum offload"); |
|
135 |
|
136 /* Transmit Interrupt Delay in units of 1.024 microseconds |
|
137 * Tx interrupt delay needs to typically be set to something non zero |
|
138 * |
|
139 * Valid Range: 0-65535 |
|
140 */ |
|
141 E1000_PARAM(TxIntDelay, "Transmit Interrupt Delay"); |
|
142 #define DEFAULT_TIDV 8 |
|
143 #define MAX_TXDELAY 0xFFFF |
|
144 #define MIN_TXDELAY 0 |
|
145 |
|
146 /* Transmit Absolute Interrupt Delay in units of 1.024 microseconds |
|
147 * |
|
148 * Valid Range: 0-65535 |
|
149 */ |
|
150 E1000_PARAM(TxAbsIntDelay, "Transmit Absolute Interrupt Delay"); |
|
151 #define DEFAULT_TADV 32 |
|
152 #define MAX_TXABSDELAY 0xFFFF |
|
153 #define MIN_TXABSDELAY 0 |
|
154 |
|
155 /* Receive Interrupt Delay in units of 1.024 microseconds |
|
156 * hardware will likely hang if you set this to anything but zero. |
|
157 * |
|
158 * Valid Range: 0-65535 |
|
159 */ |
|
160 E1000_PARAM(RxIntDelay, "Receive Interrupt Delay"); |
|
161 #define DEFAULT_RDTR 0 |
|
162 #define MAX_RXDELAY 0xFFFF |
|
163 #define MIN_RXDELAY 0 |
|
164 |
|
165 /* Receive Absolute Interrupt Delay in units of 1.024 microseconds |
|
166 * |
|
167 * Valid Range: 0-65535 |
|
168 */ |
|
169 E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay"); |
|
170 #define DEFAULT_RADV 8 |
|
171 #define MAX_RXABSDELAY 0xFFFF |
|
172 #define MIN_RXABSDELAY 0 |
|
173 |
|
174 /* Interrupt Throttle Rate (interrupts/sec) |
|
175 * |
|
176 * Valid Range: 100-100000 (0=off, 1=dynamic, 3=dynamic conservative) |
|
177 */ |
|
178 E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); |
|
179 #define DEFAULT_ITR 3 |
|
180 #define MAX_ITR 100000 |
|
181 #define MIN_ITR 100 |
|
182 |
|
183 /* Enable Smart Power Down of the PHY |
|
184 * |
|
185 * Valid Range: 0, 1 |
|
186 * |
|
187 * Default Value: 0 (disabled) |
|
188 */ |
|
189 E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down"); |
|
190 |
|
191 /* Enable Kumeran Lock Loss workaround |
|
192 * |
|
193 * Valid Range: 0, 1 |
|
194 * |
|
195 * Default Value: 1 (enabled) |
|
196 */ |
|
197 E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround"); |
|
198 |
|
199 struct e1000_option { |
|
200 enum { enable_option, range_option, list_option } type; |
|
201 const char *name; |
|
202 const char *err; |
|
203 int def; |
|
204 union { |
|
205 struct { /* range_option info */ |
|
206 int min; |
|
207 int max; |
|
208 } r; |
|
209 struct { /* list_option info */ |
|
210 int nr; |
|
211 const struct e1000_opt_list { int i; char *str; } *p; |
|
212 } l; |
|
213 } arg; |
|
214 }; |
|
215 |
|
216 static int __devinit e1000_validate_option(unsigned int *value, |
|
217 const struct e1000_option *opt, |
|
218 struct e1000_adapter *adapter) |
|
219 { |
|
220 if (*value == OPTION_UNSET) { |
|
221 *value = opt->def; |
|
222 return 0; |
|
223 } |
|
224 |
|
225 switch (opt->type) { |
|
226 case enable_option: |
|
227 switch (*value) { |
|
228 case OPTION_ENABLED: |
|
229 DPRINTK(PROBE, INFO, "%s Enabled\n", opt->name); |
|
230 return 0; |
|
231 case OPTION_DISABLED: |
|
232 DPRINTK(PROBE, INFO, "%s Disabled\n", opt->name); |
|
233 return 0; |
|
234 } |
|
235 break; |
|
236 case range_option: |
|
237 if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) { |
|
238 DPRINTK(PROBE, INFO, |
|
239 "%s set to %i\n", opt->name, *value); |
|
240 return 0; |
|
241 } |
|
242 break; |
|
243 case list_option: { |
|
244 int i; |
|
245 const struct e1000_opt_list *ent; |
|
246 |
|
247 for (i = 0; i < opt->arg.l.nr; i++) { |
|
248 ent = &opt->arg.l.p[i]; |
|
249 if (*value == ent->i) { |
|
250 if (ent->str[0] != '\0') |
|
251 DPRINTK(PROBE, INFO, "%s\n", ent->str); |
|
252 return 0; |
|
253 } |
|
254 } |
|
255 } |
|
256 break; |
|
257 default: |
|
258 BUG(); |
|
259 } |
|
260 |
|
261 DPRINTK(PROBE, INFO, "Invalid %s value specified (%i) %s\n", |
|
262 opt->name, *value, opt->err); |
|
263 *value = opt->def; |
|
264 return -1; |
|
265 } |
|
266 |
|
267 static void e1000_check_fiber_options(struct e1000_adapter *adapter); |
|
268 static void e1000_check_copper_options(struct e1000_adapter *adapter); |
|
269 |
|
270 /** |
|
271 * e1000_check_options - Range Checking for Command Line Parameters |
|
272 * @adapter: board private structure |
|
273 * |
|
274 * This routine checks all command line parameters for valid user |
|
275 * input. If an invalid value is given, or if no user specified |
|
276 * value exists, a default value is used. The final value is stored |
|
277 * in a variable in the adapter structure. |
|
278 **/ |
|
279 |
|
280 void __devinit e1000_check_options(struct e1000_adapter *adapter) |
|
281 { |
|
282 struct e1000_option opt; |
|
283 int bd = adapter->bd_number; |
|
284 |
|
285 if (bd >= E1000_MAX_NIC) { |
|
286 DPRINTK(PROBE, NOTICE, |
|
287 "Warning: no configuration for board #%i\n", bd); |
|
288 DPRINTK(PROBE, NOTICE, "Using defaults for all values\n"); |
|
289 } |
|
290 |
|
291 { /* Transmit Descriptor Count */ |
|
292 struct e1000_tx_ring *tx_ring = adapter->tx_ring; |
|
293 int i; |
|
294 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
295 |
|
296 opt = (struct e1000_option) { |
|
297 .type = range_option, |
|
298 .name = "Transmit Descriptors", |
|
299 .err = "using default of " |
|
300 __MODULE_STRING(E1000_DEFAULT_TXD), |
|
301 .def = E1000_DEFAULT_TXD, |
|
302 .arg = { .r = { |
|
303 .min = E1000_MIN_TXD, |
|
304 .max = mac_type < e1000_82544 ? E1000_MAX_TXD : E1000_MAX_82544_TXD |
|
305 }} |
|
306 }; |
|
307 |
|
308 if (num_TxDescriptors > bd) { |
|
309 tx_ring->count = TxDescriptors[bd]; |
|
310 e1000_validate_option(&tx_ring->count, &opt, adapter); |
|
311 tx_ring->count = ALIGN(tx_ring->count, |
|
312 REQ_TX_DESCRIPTOR_MULTIPLE); |
|
313 } else { |
|
314 tx_ring->count = opt.def; |
|
315 } |
|
316 for (i = 0; i < adapter->num_tx_queues; i++) |
|
317 tx_ring[i].count = tx_ring->count; |
|
318 } |
|
319 { /* Receive Descriptor Count */ |
|
320 struct e1000_rx_ring *rx_ring = adapter->rx_ring; |
|
321 int i; |
|
322 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
323 |
|
324 opt = (struct e1000_option) { |
|
325 .type = range_option, |
|
326 .name = "Receive Descriptors", |
|
327 .err = "using default of " |
|
328 __MODULE_STRING(E1000_DEFAULT_RXD), |
|
329 .def = E1000_DEFAULT_RXD, |
|
330 .arg = { .r = { |
|
331 .min = E1000_MIN_RXD, |
|
332 .max = mac_type < e1000_82544 ? E1000_MAX_RXD : E1000_MAX_82544_RXD |
|
333 }} |
|
334 }; |
|
335 |
|
336 if (num_RxDescriptors > bd) { |
|
337 rx_ring->count = RxDescriptors[bd]; |
|
338 e1000_validate_option(&rx_ring->count, &opt, adapter); |
|
339 rx_ring->count = ALIGN(rx_ring->count, |
|
340 REQ_RX_DESCRIPTOR_MULTIPLE); |
|
341 } else { |
|
342 rx_ring->count = opt.def; |
|
343 } |
|
344 for (i = 0; i < adapter->num_rx_queues; i++) |
|
345 rx_ring[i].count = rx_ring->count; |
|
346 } |
|
347 { /* Checksum Offload Enable/Disable */ |
|
348 opt = (struct e1000_option) { |
|
349 .type = enable_option, |
|
350 .name = "Checksum Offload", |
|
351 .err = "defaulting to Enabled", |
|
352 .def = OPTION_ENABLED |
|
353 }; |
|
354 |
|
355 if (num_XsumRX > bd) { |
|
356 unsigned int rx_csum = XsumRX[bd]; |
|
357 e1000_validate_option(&rx_csum, &opt, adapter); |
|
358 adapter->rx_csum = rx_csum; |
|
359 } else { |
|
360 adapter->rx_csum = opt.def; |
|
361 } |
|
362 } |
|
363 { /* Flow Control */ |
|
364 |
|
365 struct e1000_opt_list fc_list[] = |
|
366 {{ E1000_FC_NONE, "Flow Control Disabled" }, |
|
367 { E1000_FC_RX_PAUSE,"Flow Control Receive Only" }, |
|
368 { E1000_FC_TX_PAUSE,"Flow Control Transmit Only" }, |
|
369 { E1000_FC_FULL, "Flow Control Enabled" }, |
|
370 { E1000_FC_DEFAULT, "Flow Control Hardware Default" }}; |
|
371 |
|
372 opt = (struct e1000_option) { |
|
373 .type = list_option, |
|
374 .name = "Flow Control", |
|
375 .err = "reading default settings from EEPROM", |
|
376 .def = E1000_FC_DEFAULT, |
|
377 .arg = { .l = { .nr = ARRAY_SIZE(fc_list), |
|
378 .p = fc_list }} |
|
379 }; |
|
380 |
|
381 if (num_FlowControl > bd) { |
|
382 unsigned int fc = FlowControl[bd]; |
|
383 e1000_validate_option(&fc, &opt, adapter); |
|
384 adapter->hw.fc = adapter->hw.original_fc = fc; |
|
385 } else { |
|
386 adapter->hw.fc = adapter->hw.original_fc = opt.def; |
|
387 } |
|
388 } |
|
389 { /* Transmit Interrupt Delay */ |
|
390 opt = (struct e1000_option) { |
|
391 .type = range_option, |
|
392 .name = "Transmit Interrupt Delay", |
|
393 .err = "using default of " __MODULE_STRING(DEFAULT_TIDV), |
|
394 .def = DEFAULT_TIDV, |
|
395 .arg = { .r = { .min = MIN_TXDELAY, |
|
396 .max = MAX_TXDELAY }} |
|
397 }; |
|
398 |
|
399 if (num_TxIntDelay > bd) { |
|
400 adapter->tx_int_delay = TxIntDelay[bd]; |
|
401 e1000_validate_option(&adapter->tx_int_delay, &opt, |
|
402 adapter); |
|
403 } else { |
|
404 adapter->tx_int_delay = opt.def; |
|
405 } |
|
406 } |
|
407 { /* Transmit Absolute Interrupt Delay */ |
|
408 opt = (struct e1000_option) { |
|
409 .type = range_option, |
|
410 .name = "Transmit Absolute Interrupt Delay", |
|
411 .err = "using default of " __MODULE_STRING(DEFAULT_TADV), |
|
412 .def = DEFAULT_TADV, |
|
413 .arg = { .r = { .min = MIN_TXABSDELAY, |
|
414 .max = MAX_TXABSDELAY }} |
|
415 }; |
|
416 |
|
417 if (num_TxAbsIntDelay > bd) { |
|
418 adapter->tx_abs_int_delay = TxAbsIntDelay[bd]; |
|
419 e1000_validate_option(&adapter->tx_abs_int_delay, &opt, |
|
420 adapter); |
|
421 } else { |
|
422 adapter->tx_abs_int_delay = opt.def; |
|
423 } |
|
424 } |
|
425 { /* Receive Interrupt Delay */ |
|
426 opt = (struct e1000_option) { |
|
427 .type = range_option, |
|
428 .name = "Receive Interrupt Delay", |
|
429 .err = "using default of " __MODULE_STRING(DEFAULT_RDTR), |
|
430 .def = DEFAULT_RDTR, |
|
431 .arg = { .r = { .min = MIN_RXDELAY, |
|
432 .max = MAX_RXDELAY }} |
|
433 }; |
|
434 |
|
435 if (num_RxIntDelay > bd) { |
|
436 adapter->rx_int_delay = RxIntDelay[bd]; |
|
437 e1000_validate_option(&adapter->rx_int_delay, &opt, |
|
438 adapter); |
|
439 } else { |
|
440 adapter->rx_int_delay = opt.def; |
|
441 } |
|
442 } |
|
443 { /* Receive Absolute Interrupt Delay */ |
|
444 opt = (struct e1000_option) { |
|
445 .type = range_option, |
|
446 .name = "Receive Absolute Interrupt Delay", |
|
447 .err = "using default of " __MODULE_STRING(DEFAULT_RADV), |
|
448 .def = DEFAULT_RADV, |
|
449 .arg = { .r = { .min = MIN_RXABSDELAY, |
|
450 .max = MAX_RXABSDELAY }} |
|
451 }; |
|
452 |
|
453 if (num_RxAbsIntDelay > bd) { |
|
454 adapter->rx_abs_int_delay = RxAbsIntDelay[bd]; |
|
455 e1000_validate_option(&adapter->rx_abs_int_delay, &opt, |
|
456 adapter); |
|
457 } else { |
|
458 adapter->rx_abs_int_delay = opt.def; |
|
459 } |
|
460 } |
|
461 { /* Interrupt Throttling Rate */ |
|
462 opt = (struct e1000_option) { |
|
463 .type = range_option, |
|
464 .name = "Interrupt Throttling Rate (ints/sec)", |
|
465 .err = "using default of " __MODULE_STRING(DEFAULT_ITR), |
|
466 .def = DEFAULT_ITR, |
|
467 .arg = { .r = { .min = MIN_ITR, |
|
468 .max = MAX_ITR }} |
|
469 }; |
|
470 |
|
471 if (num_InterruptThrottleRate > bd) { |
|
472 adapter->itr = InterruptThrottleRate[bd]; |
|
473 switch (adapter->itr) { |
|
474 case 0: |
|
475 DPRINTK(PROBE, INFO, "%s turned off\n", |
|
476 opt.name); |
|
477 break; |
|
478 case 1: |
|
479 DPRINTK(PROBE, INFO, "%s set to dynamic mode\n", |
|
480 opt.name); |
|
481 adapter->itr_setting = adapter->itr; |
|
482 adapter->itr = 20000; |
|
483 break; |
|
484 case 3: |
|
485 DPRINTK(PROBE, INFO, |
|
486 "%s set to dynamic conservative mode\n", |
|
487 opt.name); |
|
488 adapter->itr_setting = adapter->itr; |
|
489 adapter->itr = 20000; |
|
490 break; |
|
491 default: |
|
492 e1000_validate_option(&adapter->itr, &opt, |
|
493 adapter); |
|
494 /* save the setting, because the dynamic bits change itr */ |
|
495 /* clear the lower two bits because they are |
|
496 * used as control */ |
|
497 adapter->itr_setting = adapter->itr & ~3; |
|
498 break; |
|
499 } |
|
500 } else { |
|
501 adapter->itr_setting = opt.def; |
|
502 adapter->itr = 20000; |
|
503 } |
|
504 } |
|
505 { /* Smart Power Down */ |
|
506 opt = (struct e1000_option) { |
|
507 .type = enable_option, |
|
508 .name = "PHY Smart Power Down", |
|
509 .err = "defaulting to Disabled", |
|
510 .def = OPTION_DISABLED |
|
511 }; |
|
512 |
|
513 if (num_SmartPowerDownEnable > bd) { |
|
514 unsigned int spd = SmartPowerDownEnable[bd]; |
|
515 e1000_validate_option(&spd, &opt, adapter); |
|
516 adapter->smart_power_down = spd; |
|
517 } else { |
|
518 adapter->smart_power_down = opt.def; |
|
519 } |
|
520 } |
|
521 |
|
522 switch (adapter->hw.media_type) { |
|
523 case e1000_media_type_fiber: |
|
524 case e1000_media_type_internal_serdes: |
|
525 e1000_check_fiber_options(adapter); |
|
526 break; |
|
527 case e1000_media_type_copper: |
|
528 e1000_check_copper_options(adapter); |
|
529 break; |
|
530 default: |
|
531 BUG(); |
|
532 } |
|
533 } |
|
534 |
|
535 /** |
|
536 * e1000_check_fiber_options - Range Checking for Link Options, Fiber Version |
|
537 * @adapter: board private structure |
|
538 * |
|
539 * Handles speed and duplex options on fiber adapters |
|
540 **/ |
|
541 |
|
542 static void __devinit e1000_check_fiber_options(struct e1000_adapter *adapter) |
|
543 { |
|
544 int bd = adapter->bd_number; |
|
545 if (num_Speed > bd) { |
|
546 DPRINTK(PROBE, INFO, "Speed not valid for fiber adapters, " |
|
547 "parameter ignored\n"); |
|
548 } |
|
549 |
|
550 if (num_Duplex > bd) { |
|
551 DPRINTK(PROBE, INFO, "Duplex not valid for fiber adapters, " |
|
552 "parameter ignored\n"); |
|
553 } |
|
554 |
|
555 if ((num_AutoNeg > bd) && (AutoNeg[bd] != 0x20)) { |
|
556 DPRINTK(PROBE, INFO, "AutoNeg other than 1000/Full is " |
|
557 "not valid for fiber adapters, " |
|
558 "parameter ignored\n"); |
|
559 } |
|
560 } |
|
561 |
|
562 /** |
|
563 * e1000_check_copper_options - Range Checking for Link Options, Copper Version |
|
564 * @adapter: board private structure |
|
565 * |
|
566 * Handles speed and duplex options on copper adapters |
|
567 **/ |
|
568 |
|
569 static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter) |
|
570 { |
|
571 struct e1000_option opt; |
|
572 unsigned int speed, dplx, an; |
|
573 int bd = adapter->bd_number; |
|
574 |
|
575 { /* Speed */ |
|
576 static const struct e1000_opt_list speed_list[] = { |
|
577 { 0, "" }, |
|
578 { SPEED_10, "" }, |
|
579 { SPEED_100, "" }, |
|
580 { SPEED_1000, "" }}; |
|
581 |
|
582 opt = (struct e1000_option) { |
|
583 .type = list_option, |
|
584 .name = "Speed", |
|
585 .err = "parameter ignored", |
|
586 .def = 0, |
|
587 .arg = { .l = { .nr = ARRAY_SIZE(speed_list), |
|
588 .p = speed_list }} |
|
589 }; |
|
590 |
|
591 if (num_Speed > bd) { |
|
592 speed = Speed[bd]; |
|
593 e1000_validate_option(&speed, &opt, adapter); |
|
594 } else { |
|
595 speed = opt.def; |
|
596 } |
|
597 } |
|
598 { /* Duplex */ |
|
599 static const struct e1000_opt_list dplx_list[] = { |
|
600 { 0, "" }, |
|
601 { HALF_DUPLEX, "" }, |
|
602 { FULL_DUPLEX, "" }}; |
|
603 |
|
604 opt = (struct e1000_option) { |
|
605 .type = list_option, |
|
606 .name = "Duplex", |
|
607 .err = "parameter ignored", |
|
608 .def = 0, |
|
609 .arg = { .l = { .nr = ARRAY_SIZE(dplx_list), |
|
610 .p = dplx_list }} |
|
611 }; |
|
612 |
|
613 if (num_Duplex > bd) { |
|
614 dplx = Duplex[bd]; |
|
615 e1000_validate_option(&dplx, &opt, adapter); |
|
616 } else { |
|
617 dplx = opt.def; |
|
618 } |
|
619 } |
|
620 |
|
621 if ((num_AutoNeg > bd) && (speed != 0 || dplx != 0)) { |
|
622 DPRINTK(PROBE, INFO, |
|
623 "AutoNeg specified along with Speed or Duplex, " |
|
624 "parameter ignored\n"); |
|
625 adapter->hw.autoneg_advertised = AUTONEG_ADV_DEFAULT; |
|
626 } else { /* Autoneg */ |
|
627 static const struct e1000_opt_list an_list[] = |
|
628 #define AA "AutoNeg advertising " |
|
629 {{ 0x01, AA "10/HD" }, |
|
630 { 0x02, AA "10/FD" }, |
|
631 { 0x03, AA "10/FD, 10/HD" }, |
|
632 { 0x04, AA "100/HD" }, |
|
633 { 0x05, AA "100/HD, 10/HD" }, |
|
634 { 0x06, AA "100/HD, 10/FD" }, |
|
635 { 0x07, AA "100/HD, 10/FD, 10/HD" }, |
|
636 { 0x08, AA "100/FD" }, |
|
637 { 0x09, AA "100/FD, 10/HD" }, |
|
638 { 0x0a, AA "100/FD, 10/FD" }, |
|
639 { 0x0b, AA "100/FD, 10/FD, 10/HD" }, |
|
640 { 0x0c, AA "100/FD, 100/HD" }, |
|
641 { 0x0d, AA "100/FD, 100/HD, 10/HD" }, |
|
642 { 0x0e, AA "100/FD, 100/HD, 10/FD" }, |
|
643 { 0x0f, AA "100/FD, 100/HD, 10/FD, 10/HD" }, |
|
644 { 0x20, AA "1000/FD" }, |
|
645 { 0x21, AA "1000/FD, 10/HD" }, |
|
646 { 0x22, AA "1000/FD, 10/FD" }, |
|
647 { 0x23, AA "1000/FD, 10/FD, 10/HD" }, |
|
648 { 0x24, AA "1000/FD, 100/HD" }, |
|
649 { 0x25, AA "1000/FD, 100/HD, 10/HD" }, |
|
650 { 0x26, AA "1000/FD, 100/HD, 10/FD" }, |
|
651 { 0x27, AA "1000/FD, 100/HD, 10/FD, 10/HD" }, |
|
652 { 0x28, AA "1000/FD, 100/FD" }, |
|
653 { 0x29, AA "1000/FD, 100/FD, 10/HD" }, |
|
654 { 0x2a, AA "1000/FD, 100/FD, 10/FD" }, |
|
655 { 0x2b, AA "1000/FD, 100/FD, 10/FD, 10/HD" }, |
|
656 { 0x2c, AA "1000/FD, 100/FD, 100/HD" }, |
|
657 { 0x2d, AA "1000/FD, 100/FD, 100/HD, 10/HD" }, |
|
658 { 0x2e, AA "1000/FD, 100/FD, 100/HD, 10/FD" }, |
|
659 { 0x2f, AA "1000/FD, 100/FD, 100/HD, 10/FD, 10/HD" }}; |
|
660 |
|
661 opt = (struct e1000_option) { |
|
662 .type = list_option, |
|
663 .name = "AutoNeg", |
|
664 .err = "parameter ignored", |
|
665 .def = AUTONEG_ADV_DEFAULT, |
|
666 .arg = { .l = { .nr = ARRAY_SIZE(an_list), |
|
667 .p = an_list }} |
|
668 }; |
|
669 |
|
670 if (num_AutoNeg > bd) { |
|
671 an = AutoNeg[bd]; |
|
672 e1000_validate_option(&an, &opt, adapter); |
|
673 } else { |
|
674 an = opt.def; |
|
675 } |
|
676 adapter->hw.autoneg_advertised = an; |
|
677 } |
|
678 |
|
679 switch (speed + dplx) { |
|
680 case 0: |
|
681 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
682 if ((num_Speed > bd) && (speed != 0 || dplx != 0)) |
|
683 DPRINTK(PROBE, INFO, |
|
684 "Speed and duplex autonegotiation enabled\n"); |
|
685 break; |
|
686 case HALF_DUPLEX: |
|
687 DPRINTK(PROBE, INFO, "Half Duplex specified without Speed\n"); |
|
688 DPRINTK(PROBE, INFO, "Using Autonegotiation at " |
|
689 "Half Duplex only\n"); |
|
690 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
691 adapter->hw.autoneg_advertised = ADVERTISE_10_HALF | |
|
692 ADVERTISE_100_HALF; |
|
693 break; |
|
694 case FULL_DUPLEX: |
|
695 DPRINTK(PROBE, INFO, "Full Duplex specified without Speed\n"); |
|
696 DPRINTK(PROBE, INFO, "Using Autonegotiation at " |
|
697 "Full Duplex only\n"); |
|
698 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
699 adapter->hw.autoneg_advertised = ADVERTISE_10_FULL | |
|
700 ADVERTISE_100_FULL | |
|
701 ADVERTISE_1000_FULL; |
|
702 break; |
|
703 case SPEED_10: |
|
704 DPRINTK(PROBE, INFO, "10 Mbps Speed specified " |
|
705 "without Duplex\n"); |
|
706 DPRINTK(PROBE, INFO, "Using Autonegotiation at 10 Mbps only\n"); |
|
707 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
708 adapter->hw.autoneg_advertised = ADVERTISE_10_HALF | |
|
709 ADVERTISE_10_FULL; |
|
710 break; |
|
711 case SPEED_10 + HALF_DUPLEX: |
|
712 DPRINTK(PROBE, INFO, "Forcing to 10 Mbps Half Duplex\n"); |
|
713 adapter->hw.autoneg = adapter->fc_autoneg = 0; |
|
714 adapter->hw.forced_speed_duplex = e1000_10_half; |
|
715 adapter->hw.autoneg_advertised = 0; |
|
716 break; |
|
717 case SPEED_10 + FULL_DUPLEX: |
|
718 DPRINTK(PROBE, INFO, "Forcing to 10 Mbps Full Duplex\n"); |
|
719 adapter->hw.autoneg = adapter->fc_autoneg = 0; |
|
720 adapter->hw.forced_speed_duplex = e1000_10_full; |
|
721 adapter->hw.autoneg_advertised = 0; |
|
722 break; |
|
723 case SPEED_100: |
|
724 DPRINTK(PROBE, INFO, "100 Mbps Speed specified " |
|
725 "without Duplex\n"); |
|
726 DPRINTK(PROBE, INFO, "Using Autonegotiation at " |
|
727 "100 Mbps only\n"); |
|
728 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
729 adapter->hw.autoneg_advertised = ADVERTISE_100_HALF | |
|
730 ADVERTISE_100_FULL; |
|
731 break; |
|
732 case SPEED_100 + HALF_DUPLEX: |
|
733 DPRINTK(PROBE, INFO, "Forcing to 100 Mbps Half Duplex\n"); |
|
734 adapter->hw.autoneg = adapter->fc_autoneg = 0; |
|
735 adapter->hw.forced_speed_duplex = e1000_100_half; |
|
736 adapter->hw.autoneg_advertised = 0; |
|
737 break; |
|
738 case SPEED_100 + FULL_DUPLEX: |
|
739 DPRINTK(PROBE, INFO, "Forcing to 100 Mbps Full Duplex\n"); |
|
740 adapter->hw.autoneg = adapter->fc_autoneg = 0; |
|
741 adapter->hw.forced_speed_duplex = e1000_100_full; |
|
742 adapter->hw.autoneg_advertised = 0; |
|
743 break; |
|
744 case SPEED_1000: |
|
745 DPRINTK(PROBE, INFO, "1000 Mbps Speed specified without " |
|
746 "Duplex\n"); |
|
747 goto full_duplex_only; |
|
748 case SPEED_1000 + HALF_DUPLEX: |
|
749 DPRINTK(PROBE, INFO, |
|
750 "Half Duplex is not supported at 1000 Mbps\n"); |
|
751 /* fall through */ |
|
752 case SPEED_1000 + FULL_DUPLEX: |
|
753 full_duplex_only: |
|
754 DPRINTK(PROBE, INFO, |
|
755 "Using Autonegotiation at 1000 Mbps Full Duplex only\n"); |
|
756 adapter->hw.autoneg = adapter->fc_autoneg = 1; |
|
757 adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL; |
|
758 break; |
|
759 default: |
|
760 BUG(); |
|
761 } |
|
762 |
|
763 /* Speed, AutoNeg and MDI/MDI-X must all play nice */ |
|
764 if (e1000_validate_mdi_setting(&(adapter->hw)) < 0) { |
|
765 DPRINTK(PROBE, INFO, |
|
766 "Speed, AutoNeg and MDI-X specifications are " |
|
767 "incompatible. Setting MDI-X to a compatible value.\n"); |
|
768 } |
|
769 } |
|
770 |