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1da177e4 LT |
1 | /******************************************************************************* |
2 | ||
0abb6eb1 AK |
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 | |
1da177e4 | 13 | more details. |
0abb6eb1 | 14 | |
1da177e4 | 15 | You should have received a copy of the GNU General Public License along with |
0abb6eb1 AK |
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 | ||
1da177e4 LT |
22 | Contact Information: |
23 | Linux NICS <linux.nics@intel.com> | |
3d41e30a | 24 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
1da177e4 LT |
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; \ | |
abec42a4 | 49 | static unsigned int num_##X; \ |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
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 | */ | |
1da177e4 | 108 | E1000_PARAM(AutoNeg, "Advertised auto-negotiation setting"); |
04fedbfb AK |
109 | #define AUTONEG_ADV_DEFAULT 0x2F |
110 | #define AUTONEG_ADV_MASK 0x2F | |
1da177e4 LT |
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 | */ | |
1da177e4 | 122 | E1000_PARAM(FlowControl, "Flow Control setting"); |
04fedbfb | 123 | #define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL |
1da177e4 LT |
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 | */ | |
1da177e4 LT |
134 | E1000_PARAM(XsumRX, "Disable or enable Receive Checksum offload"); |
135 | ||
136 | /* Transmit Interrupt Delay in units of 1.024 microseconds | |
04fedbfb | 137 | * Tx interrupt delay needs to typically be set to something non zero |
1da177e4 LT |
138 | * |
139 | * Valid Range: 0-65535 | |
1da177e4 | 140 | */ |
1da177e4 | 141 | E1000_PARAM(TxIntDelay, "Transmit Interrupt Delay"); |
835bb129 | 142 | #define DEFAULT_TIDV 8 |
04fedbfb AK |
143 | #define MAX_TXDELAY 0xFFFF |
144 | #define MIN_TXDELAY 0 | |
1da177e4 LT |
145 | |
146 | /* Transmit Absolute Interrupt Delay in units of 1.024 microseconds | |
147 | * | |
148 | * Valid Range: 0-65535 | |
1da177e4 | 149 | */ |
1da177e4 | 150 | E1000_PARAM(TxAbsIntDelay, "Transmit Absolute Interrupt Delay"); |
835bb129 | 151 | #define DEFAULT_TADV 32 |
04fedbfb AK |
152 | #define MAX_TXABSDELAY 0xFFFF |
153 | #define MIN_TXABSDELAY 0 | |
1da177e4 LT |
154 | |
155 | /* Receive Interrupt Delay in units of 1.024 microseconds | |
04fedbfb | 156 | * hardware will likely hang if you set this to anything but zero. |
1da177e4 LT |
157 | * |
158 | * Valid Range: 0-65535 | |
1da177e4 | 159 | */ |
1da177e4 | 160 | E1000_PARAM(RxIntDelay, "Receive Interrupt Delay"); |
04fedbfb AK |
161 | #define DEFAULT_RDTR 0 |
162 | #define MAX_RXDELAY 0xFFFF | |
163 | #define MIN_RXDELAY 0 | |
1da177e4 LT |
164 | |
165 | /* Receive Absolute Interrupt Delay in units of 1.024 microseconds | |
166 | * | |
167 | * Valid Range: 0-65535 | |
1da177e4 | 168 | */ |
1da177e4 | 169 | E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay"); |
835bb129 | 170 | #define DEFAULT_RADV 8 |
04fedbfb AK |
171 | #define MAX_RXABSDELAY 0xFFFF |
172 | #define MIN_RXABSDELAY 0 | |
1da177e4 LT |
173 | |
174 | /* Interrupt Throttle Rate (interrupts/sec) | |
175 | * | |
835bb129 | 176 | * Valid Range: 100-100000 (0=off, 1=dynamic, 3=dynamic conservative) |
1da177e4 | 177 | */ |
1da177e4 | 178 | E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); |
835bb129 | 179 | #define DEFAULT_ITR 3 |
04fedbfb AK |
180 | #define MAX_ITR 100000 |
181 | #define MIN_ITR 100 | |
1da177e4 | 182 | |
9a53a202 AK |
183 | /* Enable Smart Power Down of the PHY |
184 | * | |
185 | * Valid Range: 0, 1 | |
186 | * | |
187 | * Default Value: 0 (disabled) | |
188 | */ | |
9a53a202 AK |
189 | E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down"); |
190 | ||
1da177e4 LT |
191 | struct e1000_option { |
192 | enum { enable_option, range_option, list_option } type; | |
abec42a4 SH |
193 | const char *name; |
194 | const char *err; | |
195 | int def; | |
1da177e4 LT |
196 | union { |
197 | struct { /* range_option info */ | |
198 | int min; | |
199 | int max; | |
200 | } r; | |
201 | struct { /* list_option info */ | |
202 | int nr; | |
16ecf85a | 203 | const struct e1000_opt_list { int i; char *str; } *p; |
1da177e4 LT |
204 | } l; |
205 | } arg; | |
206 | }; | |
207 | ||
64798845 JP |
208 | static int __devinit e1000_validate_option(unsigned int *value, |
209 | const struct e1000_option *opt, | |
210 | struct e1000_adapter *adapter) | |
1da177e4 | 211 | { |
96838a40 | 212 | if (*value == OPTION_UNSET) { |
1da177e4 LT |
213 | *value = opt->def; |
214 | return 0; | |
215 | } | |
216 | ||
217 | switch (opt->type) { | |
218 | case enable_option: | |
219 | switch (*value) { | |
220 | case OPTION_ENABLED: | |
675ad473 | 221 | e_dev_info("%s Enabled\n", opt->name); |
1da177e4 LT |
222 | return 0; |
223 | case OPTION_DISABLED: | |
675ad473 | 224 | e_dev_info("%s Disabled\n", opt->name); |
1da177e4 LT |
225 | return 0; |
226 | } | |
227 | break; | |
228 | case range_option: | |
96838a40 | 229 | if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) { |
675ad473 | 230 | e_dev_info("%s set to %i\n", opt->name, *value); |
1da177e4 LT |
231 | return 0; |
232 | } | |
233 | break; | |
234 | case list_option: { | |
235 | int i; | |
16ecf85a | 236 | const struct e1000_opt_list *ent; |
1da177e4 | 237 | |
96838a40 | 238 | for (i = 0; i < opt->arg.l.nr; i++) { |
1da177e4 | 239 | ent = &opt->arg.l.p[i]; |
96838a40 JB |
240 | if (*value == ent->i) { |
241 | if (ent->str[0] != '\0') | |
675ad473 | 242 | e_dev_info("%s\n", ent->str); |
1da177e4 LT |
243 | return 0; |
244 | } | |
245 | } | |
246 | } | |
247 | break; | |
248 | default: | |
249 | BUG(); | |
250 | } | |
251 | ||
675ad473 | 252 | e_dev_info("Invalid %s value specified (%i) %s\n", |
1da177e4 LT |
253 | opt->name, *value, opt->err); |
254 | *value = opt->def; | |
255 | return -1; | |
256 | } | |
257 | ||
258 | static void e1000_check_fiber_options(struct e1000_adapter *adapter); | |
259 | static void e1000_check_copper_options(struct e1000_adapter *adapter); | |
260 | ||
261 | /** | |
262 | * e1000_check_options - Range Checking for Command Line Parameters | |
263 | * @adapter: board private structure | |
264 | * | |
265 | * This routine checks all command line parameters for valid user | |
266 | * input. If an invalid value is given, or if no user specified | |
267 | * value exists, a default value is used. The final value is stored | |
268 | * in a variable in the adapter structure. | |
269 | **/ | |
270 | ||
64798845 | 271 | void __devinit e1000_check_options(struct e1000_adapter *adapter) |
1da177e4 | 272 | { |
16ecf85a | 273 | struct e1000_option opt; |
1da177e4 | 274 | int bd = adapter->bd_number; |
16ecf85a | 275 | |
96838a40 | 276 | if (bd >= E1000_MAX_NIC) { |
675ad473 ET |
277 | e_dev_warn("Warning: no configuration for board #%i " |
278 | "using defaults for all values\n", bd); | |
1da177e4 LT |
279 | } |
280 | ||
281 | { /* Transmit Descriptor Count */ | |
16ecf85a LT |
282 | struct e1000_tx_ring *tx_ring = adapter->tx_ring; |
283 | int i; | |
284 | e1000_mac_type mac_type = adapter->hw.mac_type; | |
285 | ||
286 | opt = (struct e1000_option) { | |
1da177e4 LT |
287 | .type = range_option, |
288 | .name = "Transmit Descriptors", | |
289 | .err = "using default of " | |
290 | __MODULE_STRING(E1000_DEFAULT_TXD), | |
291 | .def = E1000_DEFAULT_TXD, | |
16ecf85a LT |
292 | .arg = { .r = { |
293 | .min = E1000_MIN_TXD, | |
294 | .max = mac_type < e1000_82544 ? E1000_MAX_TXD : E1000_MAX_82544_TXD | |
295 | }} | |
1da177e4 | 296 | }; |
1da177e4 | 297 | |
1db2740d AK |
298 | if (num_TxDescriptors > bd) { |
299 | tx_ring->count = TxDescriptors[bd]; | |
300 | e1000_validate_option(&tx_ring->count, &opt, adapter); | |
9099cfb9 | 301 | tx_ring->count = ALIGN(tx_ring->count, |
1db2740d AK |
302 | REQ_TX_DESCRIPTOR_MULTIPLE); |
303 | } else { | |
304 | tx_ring->count = opt.def; | |
305 | } | |
f56799ea | 306 | for (i = 0; i < adapter->num_tx_queues; i++) |
581d708e | 307 | tx_ring[i].count = tx_ring->count; |
1da177e4 LT |
308 | } |
309 | { /* Receive Descriptor Count */ | |
16ecf85a LT |
310 | struct e1000_rx_ring *rx_ring = adapter->rx_ring; |
311 | int i; | |
312 | e1000_mac_type mac_type = adapter->hw.mac_type; | |
313 | ||
314 | opt = (struct e1000_option) { | |
1da177e4 LT |
315 | .type = range_option, |
316 | .name = "Receive Descriptors", | |
317 | .err = "using default of " | |
318 | __MODULE_STRING(E1000_DEFAULT_RXD), | |
319 | .def = E1000_DEFAULT_RXD, | |
16ecf85a LT |
320 | .arg = { .r = { |
321 | .min = E1000_MIN_RXD, | |
322 | .max = mac_type < e1000_82544 ? E1000_MAX_RXD : E1000_MAX_82544_RXD | |
323 | }} | |
1da177e4 | 324 | }; |
1da177e4 | 325 | |
1db2740d AK |
326 | if (num_RxDescriptors > bd) { |
327 | rx_ring->count = RxDescriptors[bd]; | |
328 | e1000_validate_option(&rx_ring->count, &opt, adapter); | |
9099cfb9 | 329 | rx_ring->count = ALIGN(rx_ring->count, |
1db2740d AK |
330 | REQ_RX_DESCRIPTOR_MULTIPLE); |
331 | } else { | |
332 | rx_ring->count = opt.def; | |
333 | } | |
f56799ea | 334 | for (i = 0; i < adapter->num_rx_queues; i++) |
581d708e | 335 | rx_ring[i].count = rx_ring->count; |
1da177e4 LT |
336 | } |
337 | { /* Checksum Offload Enable/Disable */ | |
16ecf85a | 338 | opt = (struct e1000_option) { |
1da177e4 LT |
339 | .type = enable_option, |
340 | .name = "Checksum Offload", | |
341 | .err = "defaulting to Enabled", | |
342 | .def = OPTION_ENABLED | |
343 | }; | |
344 | ||
1db2740d | 345 | if (num_XsumRX > bd) { |
abec42a4 | 346 | unsigned int rx_csum = XsumRX[bd]; |
1db2740d AK |
347 | e1000_validate_option(&rx_csum, &opt, adapter); |
348 | adapter->rx_csum = rx_csum; | |
349 | } else { | |
350 | adapter->rx_csum = opt.def; | |
351 | } | |
1da177e4 LT |
352 | } |
353 | { /* Flow Control */ | |
354 | ||
355 | struct e1000_opt_list fc_list[] = | |
11241b10 JK |
356 | {{ E1000_FC_NONE, "Flow Control Disabled" }, |
357 | { E1000_FC_RX_PAUSE,"Flow Control Receive Only" }, | |
358 | { E1000_FC_TX_PAUSE,"Flow Control Transmit Only" }, | |
359 | { E1000_FC_FULL, "Flow Control Enabled" }, | |
360 | { E1000_FC_DEFAULT, "Flow Control Hardware Default" }}; | |
1da177e4 | 361 | |
16ecf85a | 362 | opt = (struct e1000_option) { |
1da177e4 LT |
363 | .type = list_option, |
364 | .name = "Flow Control", | |
365 | .err = "reading default settings from EEPROM", | |
11241b10 | 366 | .def = E1000_FC_DEFAULT, |
1da177e4 LT |
367 | .arg = { .l = { .nr = ARRAY_SIZE(fc_list), |
368 | .p = fc_list }} | |
369 | }; | |
370 | ||
1db2740d | 371 | if (num_FlowControl > bd) { |
abec42a4 | 372 | unsigned int fc = FlowControl[bd]; |
1db2740d AK |
373 | e1000_validate_option(&fc, &opt, adapter); |
374 | adapter->hw.fc = adapter->hw.original_fc = fc; | |
375 | } else { | |
376 | adapter->hw.fc = adapter->hw.original_fc = opt.def; | |
377 | } | |
1da177e4 LT |
378 | } |
379 | { /* Transmit Interrupt Delay */ | |
16ecf85a | 380 | opt = (struct e1000_option) { |
1da177e4 LT |
381 | .type = range_option, |
382 | .name = "Transmit Interrupt Delay", | |
383 | .err = "using default of " __MODULE_STRING(DEFAULT_TIDV), | |
384 | .def = DEFAULT_TIDV, | |
385 | .arg = { .r = { .min = MIN_TXDELAY, | |
386 | .max = MAX_TXDELAY }} | |
387 | }; | |
388 | ||
1db2740d AK |
389 | if (num_TxIntDelay > bd) { |
390 | adapter->tx_int_delay = TxIntDelay[bd]; | |
391 | e1000_validate_option(&adapter->tx_int_delay, &opt, | |
392 | adapter); | |
393 | } else { | |
394 | adapter->tx_int_delay = opt.def; | |
395 | } | |
1da177e4 LT |
396 | } |
397 | { /* Transmit Absolute Interrupt Delay */ | |
16ecf85a | 398 | opt = (struct e1000_option) { |
1da177e4 LT |
399 | .type = range_option, |
400 | .name = "Transmit Absolute Interrupt Delay", | |
401 | .err = "using default of " __MODULE_STRING(DEFAULT_TADV), | |
402 | .def = DEFAULT_TADV, | |
403 | .arg = { .r = { .min = MIN_TXABSDELAY, | |
404 | .max = MAX_TXABSDELAY }} | |
405 | }; | |
406 | ||
1db2740d AK |
407 | if (num_TxAbsIntDelay > bd) { |
408 | adapter->tx_abs_int_delay = TxAbsIntDelay[bd]; | |
409 | e1000_validate_option(&adapter->tx_abs_int_delay, &opt, | |
410 | adapter); | |
411 | } else { | |
412 | adapter->tx_abs_int_delay = opt.def; | |
413 | } | |
1da177e4 LT |
414 | } |
415 | { /* Receive Interrupt Delay */ | |
16ecf85a | 416 | opt = (struct e1000_option) { |
1da177e4 LT |
417 | .type = range_option, |
418 | .name = "Receive Interrupt Delay", | |
419 | .err = "using default of " __MODULE_STRING(DEFAULT_RDTR), | |
420 | .def = DEFAULT_RDTR, | |
421 | .arg = { .r = { .min = MIN_RXDELAY, | |
422 | .max = MAX_RXDELAY }} | |
423 | }; | |
424 | ||
1db2740d AK |
425 | if (num_RxIntDelay > bd) { |
426 | adapter->rx_int_delay = RxIntDelay[bd]; | |
427 | e1000_validate_option(&adapter->rx_int_delay, &opt, | |
428 | adapter); | |
429 | } else { | |
430 | adapter->rx_int_delay = opt.def; | |
431 | } | |
1da177e4 LT |
432 | } |
433 | { /* Receive Absolute Interrupt Delay */ | |
16ecf85a | 434 | opt = (struct e1000_option) { |
1da177e4 LT |
435 | .type = range_option, |
436 | .name = "Receive Absolute Interrupt Delay", | |
437 | .err = "using default of " __MODULE_STRING(DEFAULT_RADV), | |
438 | .def = DEFAULT_RADV, | |
439 | .arg = { .r = { .min = MIN_RXABSDELAY, | |
440 | .max = MAX_RXABSDELAY }} | |
441 | }; | |
442 | ||
1db2740d AK |
443 | if (num_RxAbsIntDelay > bd) { |
444 | adapter->rx_abs_int_delay = RxAbsIntDelay[bd]; | |
445 | e1000_validate_option(&adapter->rx_abs_int_delay, &opt, | |
446 | adapter); | |
447 | } else { | |
448 | adapter->rx_abs_int_delay = opt.def; | |
449 | } | |
1da177e4 LT |
450 | } |
451 | { /* Interrupt Throttling Rate */ | |
16ecf85a | 452 | opt = (struct e1000_option) { |
1da177e4 LT |
453 | .type = range_option, |
454 | .name = "Interrupt Throttling Rate (ints/sec)", | |
455 | .err = "using default of " __MODULE_STRING(DEFAULT_ITR), | |
456 | .def = DEFAULT_ITR, | |
457 | .arg = { .r = { .min = MIN_ITR, | |
458 | .max = MAX_ITR }} | |
459 | }; | |
460 | ||
1db2740d AK |
461 | if (num_InterruptThrottleRate > bd) { |
462 | adapter->itr = InterruptThrottleRate[bd]; | |
463 | switch (adapter->itr) { | |
464 | case 0: | |
675ad473 | 465 | e_dev_info("%s turned off\n", opt.name); |
1db2740d AK |
466 | break; |
467 | case 1: | |
675ad473 ET |
468 | e_dev_info("%s set to dynamic mode\n", |
469 | opt.name); | |
835bb129 JB |
470 | adapter->itr_setting = adapter->itr; |
471 | adapter->itr = 20000; | |
472 | break; | |
473 | case 3: | |
675ad473 ET |
474 | e_dev_info("%s set to dynamic conservative " |
475 | "mode\n", opt.name); | |
835bb129 JB |
476 | adapter->itr_setting = adapter->itr; |
477 | adapter->itr = 20000; | |
1db2740d | 478 | break; |
eab2abf5 JB |
479 | case 4: |
480 | e_dev_info("%s set to simplified " | |
481 | "(2000-8000) ints mode\n", opt.name); | |
482 | adapter->itr_setting = adapter->itr; | |
483 | break; | |
1db2740d AK |
484 | default: |
485 | e1000_validate_option(&adapter->itr, &opt, | |
835bb129 | 486 | adapter); |
eab2abf5 JB |
487 | /* save the setting, because the dynamic bits |
488 | * change itr. | |
489 | * clear the lower two bits because they are | |
7d16e65b JB |
490 | * used as control */ |
491 | adapter->itr_setting = adapter->itr & ~3; | |
1db2740d AK |
492 | break; |
493 | } | |
494 | } else { | |
835bb129 JB |
495 | adapter->itr_setting = opt.def; |
496 | adapter->itr = 20000; | |
1da177e4 LT |
497 | } |
498 | } | |
9a53a202 | 499 | { /* Smart Power Down */ |
16ecf85a | 500 | opt = (struct e1000_option) { |
9a53a202 AK |
501 | .type = enable_option, |
502 | .name = "PHY Smart Power Down", | |
503 | .err = "defaulting to Disabled", | |
504 | .def = OPTION_DISABLED | |
505 | }; | |
506 | ||
1db2740d | 507 | if (num_SmartPowerDownEnable > bd) { |
abec42a4 | 508 | unsigned int spd = SmartPowerDownEnable[bd]; |
1db2740d AK |
509 | e1000_validate_option(&spd, &opt, adapter); |
510 | adapter->smart_power_down = spd; | |
511 | } else { | |
512 | adapter->smart_power_down = opt.def; | |
513 | } | |
9a53a202 | 514 | } |
1da177e4 | 515 | |
96838a40 | 516 | switch (adapter->hw.media_type) { |
1da177e4 LT |
517 | case e1000_media_type_fiber: |
518 | case e1000_media_type_internal_serdes: | |
519 | e1000_check_fiber_options(adapter); | |
520 | break; | |
521 | case e1000_media_type_copper: | |
522 | e1000_check_copper_options(adapter); | |
523 | break; | |
524 | default: | |
525 | BUG(); | |
526 | } | |
527 | } | |
528 | ||
529 | /** | |
530 | * e1000_check_fiber_options - Range Checking for Link Options, Fiber Version | |
531 | * @adapter: board private structure | |
532 | * | |
533 | * Handles speed and duplex options on fiber adapters | |
534 | **/ | |
535 | ||
64798845 | 536 | static void __devinit e1000_check_fiber_options(struct e1000_adapter *adapter) |
1da177e4 LT |
537 | { |
538 | int bd = adapter->bd_number; | |
1db2740d | 539 | if (num_Speed > bd) { |
675ad473 ET |
540 | e_dev_info("Speed not valid for fiber adapters, parameter " |
541 | "ignored\n"); | |
1da177e4 LT |
542 | } |
543 | ||
1db2740d | 544 | if (num_Duplex > bd) { |
675ad473 ET |
545 | e_dev_info("Duplex not valid for fiber adapters, parameter " |
546 | "ignored\n"); | |
1da177e4 LT |
547 | } |
548 | ||
1db2740d | 549 | if ((num_AutoNeg > bd) && (AutoNeg[bd] != 0x20)) { |
675ad473 ET |
550 | e_dev_info("AutoNeg other than 1000/Full is not valid for fiber" |
551 | "adapters, parameter ignored\n"); | |
1da177e4 LT |
552 | } |
553 | } | |
554 | ||
555 | /** | |
556 | * e1000_check_copper_options - Range Checking for Link Options, Copper Version | |
557 | * @adapter: board private structure | |
558 | * | |
559 | * Handles speed and duplex options on copper adapters | |
560 | **/ | |
561 | ||
64798845 | 562 | static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter) |
1da177e4 | 563 | { |
16ecf85a | 564 | struct e1000_option opt; |
abec42a4 | 565 | unsigned int speed, dplx, an; |
1da177e4 LT |
566 | int bd = adapter->bd_number; |
567 | ||
568 | { /* Speed */ | |
16ecf85a LT |
569 | static const struct e1000_opt_list speed_list[] = { |
570 | { 0, "" }, | |
571 | { SPEED_10, "" }, | |
572 | { SPEED_100, "" }, | |
573 | { SPEED_1000, "" }}; | |
1da177e4 | 574 | |
16ecf85a | 575 | opt = (struct e1000_option) { |
1da177e4 LT |
576 | .type = list_option, |
577 | .name = "Speed", | |
578 | .err = "parameter ignored", | |
579 | .def = 0, | |
580 | .arg = { .l = { .nr = ARRAY_SIZE(speed_list), | |
581 | .p = speed_list }} | |
582 | }; | |
583 | ||
1db2740d AK |
584 | if (num_Speed > bd) { |
585 | speed = Speed[bd]; | |
586 | e1000_validate_option(&speed, &opt, adapter); | |
587 | } else { | |
588 | speed = opt.def; | |
589 | } | |
1da177e4 LT |
590 | } |
591 | { /* Duplex */ | |
16ecf85a LT |
592 | static const struct e1000_opt_list dplx_list[] = { |
593 | { 0, "" }, | |
594 | { HALF_DUPLEX, "" }, | |
595 | { FULL_DUPLEX, "" }}; | |
1da177e4 | 596 | |
16ecf85a | 597 | opt = (struct e1000_option) { |
1da177e4 LT |
598 | .type = list_option, |
599 | .name = "Duplex", | |
600 | .err = "parameter ignored", | |
601 | .def = 0, | |
602 | .arg = { .l = { .nr = ARRAY_SIZE(dplx_list), | |
603 | .p = dplx_list }} | |
604 | }; | |
605 | ||
1db2740d AK |
606 | if (num_Duplex > bd) { |
607 | dplx = Duplex[bd]; | |
608 | e1000_validate_option(&dplx, &opt, adapter); | |
609 | } else { | |
610 | dplx = opt.def; | |
611 | } | |
1da177e4 LT |
612 | } |
613 | ||
1db2740d | 614 | if ((num_AutoNeg > bd) && (speed != 0 || dplx != 0)) { |
675ad473 ET |
615 | e_dev_info("AutoNeg specified along with Speed or Duplex, " |
616 | "parameter ignored\n"); | |
1da177e4 LT |
617 | adapter->hw.autoneg_advertised = AUTONEG_ADV_DEFAULT; |
618 | } else { /* Autoneg */ | |
16ecf85a | 619 | static const struct e1000_opt_list an_list[] = |
1da177e4 LT |
620 | #define AA "AutoNeg advertising " |
621 | {{ 0x01, AA "10/HD" }, | |
622 | { 0x02, AA "10/FD" }, | |
623 | { 0x03, AA "10/FD, 10/HD" }, | |
624 | { 0x04, AA "100/HD" }, | |
625 | { 0x05, AA "100/HD, 10/HD" }, | |
626 | { 0x06, AA "100/HD, 10/FD" }, | |
627 | { 0x07, AA "100/HD, 10/FD, 10/HD" }, | |
628 | { 0x08, AA "100/FD" }, | |
629 | { 0x09, AA "100/FD, 10/HD" }, | |
630 | { 0x0a, AA "100/FD, 10/FD" }, | |
631 | { 0x0b, AA "100/FD, 10/FD, 10/HD" }, | |
632 | { 0x0c, AA "100/FD, 100/HD" }, | |
633 | { 0x0d, AA "100/FD, 100/HD, 10/HD" }, | |
634 | { 0x0e, AA "100/FD, 100/HD, 10/FD" }, | |
635 | { 0x0f, AA "100/FD, 100/HD, 10/FD, 10/HD" }, | |
636 | { 0x20, AA "1000/FD" }, | |
637 | { 0x21, AA "1000/FD, 10/HD" }, | |
638 | { 0x22, AA "1000/FD, 10/FD" }, | |
639 | { 0x23, AA "1000/FD, 10/FD, 10/HD" }, | |
640 | { 0x24, AA "1000/FD, 100/HD" }, | |
641 | { 0x25, AA "1000/FD, 100/HD, 10/HD" }, | |
642 | { 0x26, AA "1000/FD, 100/HD, 10/FD" }, | |
643 | { 0x27, AA "1000/FD, 100/HD, 10/FD, 10/HD" }, | |
644 | { 0x28, AA "1000/FD, 100/FD" }, | |
645 | { 0x29, AA "1000/FD, 100/FD, 10/HD" }, | |
646 | { 0x2a, AA "1000/FD, 100/FD, 10/FD" }, | |
647 | { 0x2b, AA "1000/FD, 100/FD, 10/FD, 10/HD" }, | |
648 | { 0x2c, AA "1000/FD, 100/FD, 100/HD" }, | |
649 | { 0x2d, AA "1000/FD, 100/FD, 100/HD, 10/HD" }, | |
650 | { 0x2e, AA "1000/FD, 100/FD, 100/HD, 10/FD" }, | |
651 | { 0x2f, AA "1000/FD, 100/FD, 100/HD, 10/FD, 10/HD" }}; | |
652 | ||
16ecf85a | 653 | opt = (struct e1000_option) { |
1da177e4 LT |
654 | .type = list_option, |
655 | .name = "AutoNeg", | |
656 | .err = "parameter ignored", | |
657 | .def = AUTONEG_ADV_DEFAULT, | |
658 | .arg = { .l = { .nr = ARRAY_SIZE(an_list), | |
659 | .p = an_list }} | |
660 | }; | |
661 | ||
1db2740d AK |
662 | if (num_AutoNeg > bd) { |
663 | an = AutoNeg[bd]; | |
664 | e1000_validate_option(&an, &opt, adapter); | |
665 | } else { | |
666 | an = opt.def; | |
667 | } | |
1da177e4 LT |
668 | adapter->hw.autoneg_advertised = an; |
669 | } | |
670 | ||
671 | switch (speed + dplx) { | |
672 | case 0: | |
673 | adapter->hw.autoneg = adapter->fc_autoneg = 1; | |
1db2740d | 674 | if ((num_Speed > bd) && (speed != 0 || dplx != 0)) |
675ad473 ET |
675 | e_dev_info("Speed and duplex autonegotiation " |
676 | "enabled\n"); | |
1da177e4 LT |
677 | break; |
678 | case HALF_DUPLEX: | |
675ad473 ET |
679 | e_dev_info("Half Duplex specified without Speed\n"); |
680 | e_dev_info("Using Autonegotiation at Half Duplex only\n"); | |
1da177e4 LT |
681 | adapter->hw.autoneg = adapter->fc_autoneg = 1; |
682 | adapter->hw.autoneg_advertised = ADVERTISE_10_HALF | | |
683 | ADVERTISE_100_HALF; | |
684 | break; | |
685 | case FULL_DUPLEX: | |
675ad473 ET |
686 | e_dev_info("Full Duplex specified without Speed\n"); |
687 | e_dev_info("Using Autonegotiation at Full Duplex only\n"); | |
1da177e4 LT |
688 | adapter->hw.autoneg = adapter->fc_autoneg = 1; |
689 | adapter->hw.autoneg_advertised = ADVERTISE_10_FULL | | |
690 | ADVERTISE_100_FULL | | |
691 | ADVERTISE_1000_FULL; | |
692 | break; | |
693 | case SPEED_10: | |
675ad473 ET |
694 | e_dev_info("10 Mbps Speed specified without Duplex\n"); |
695 | e_dev_info("Using Autonegotiation at 10 Mbps only\n"); | |
1da177e4 LT |
696 | adapter->hw.autoneg = adapter->fc_autoneg = 1; |
697 | adapter->hw.autoneg_advertised = ADVERTISE_10_HALF | | |
698 | ADVERTISE_10_FULL; | |
699 | break; | |
700 | case SPEED_10 + HALF_DUPLEX: | |
675ad473 | 701 | e_dev_info("Forcing to 10 Mbps Half Duplex\n"); |
1da177e4 LT |
702 | adapter->hw.autoneg = adapter->fc_autoneg = 0; |
703 | adapter->hw.forced_speed_duplex = e1000_10_half; | |
704 | adapter->hw.autoneg_advertised = 0; | |
705 | break; | |
706 | case SPEED_10 + FULL_DUPLEX: | |
675ad473 | 707 | e_dev_info("Forcing to 10 Mbps Full Duplex\n"); |
1da177e4 LT |
708 | adapter->hw.autoneg = adapter->fc_autoneg = 0; |
709 | adapter->hw.forced_speed_duplex = e1000_10_full; | |
710 | adapter->hw.autoneg_advertised = 0; | |
711 | break; | |
712 | case SPEED_100: | |
675ad473 ET |
713 | e_dev_info("100 Mbps Speed specified without Duplex\n"); |
714 | e_dev_info("Using Autonegotiation at 100 Mbps only\n"); | |
1da177e4 LT |
715 | adapter->hw.autoneg = adapter->fc_autoneg = 1; |
716 | adapter->hw.autoneg_advertised = ADVERTISE_100_HALF | | |
717 | ADVERTISE_100_FULL; | |
718 | break; | |
719 | case SPEED_100 + HALF_DUPLEX: | |
675ad473 | 720 | e_dev_info("Forcing to 100 Mbps Half Duplex\n"); |
1da177e4 LT |
721 | adapter->hw.autoneg = adapter->fc_autoneg = 0; |
722 | adapter->hw.forced_speed_duplex = e1000_100_half; | |
723 | adapter->hw.autoneg_advertised = 0; | |
724 | break; | |
725 | case SPEED_100 + FULL_DUPLEX: | |
675ad473 | 726 | e_dev_info("Forcing to 100 Mbps Full Duplex\n"); |
1da177e4 LT |
727 | adapter->hw.autoneg = adapter->fc_autoneg = 0; |
728 | adapter->hw.forced_speed_duplex = e1000_100_full; | |
729 | adapter->hw.autoneg_advertised = 0; | |
730 | break; | |
731 | case SPEED_1000: | |
675ad473 | 732 | e_dev_info("1000 Mbps Speed specified without Duplex\n"); |
9990fa3c | 733 | goto full_duplex_only; |
1da177e4 | 734 | case SPEED_1000 + HALF_DUPLEX: |
675ad473 | 735 | e_dev_info("Half Duplex is not supported at 1000 Mbps\n"); |
9990fa3c | 736 | /* fall through */ |
1da177e4 | 737 | case SPEED_1000 + FULL_DUPLEX: |
9990fa3c | 738 | full_duplex_only: |
675ad473 ET |
739 | e_dev_info("Using Autonegotiation at 1000 Mbps Full Duplex " |
740 | "only\n"); | |
1da177e4 LT |
741 | adapter->hw.autoneg = adapter->fc_autoneg = 1; |
742 | adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL; | |
743 | break; | |
744 | default: | |
745 | BUG(); | |
746 | } | |
747 | ||
748 | /* Speed, AutoNeg and MDI/MDI-X must all play nice */ | |
749 | if (e1000_validate_mdi_setting(&(adapter->hw)) < 0) { | |
675ad473 ET |
750 | e_dev_info("Speed, AutoNeg and MDI-X specs are incompatible. " |
751 | "Setting MDI-X to a compatible value.\n"); | |
1da177e4 LT |
752 | } |
753 | } | |
754 |