]>
Commit | Line | Data |
---|---|---|
2b72c9e3 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
77555ee7 MO |
2 | /* |
3 | * Copyright (C) 1999 - 2010 Intel Corporation. | |
4 | * Copyright (C) 2010 OKI SEMICONDUCTOR Co., LTD. | |
5 | * | |
6 | * This code was derived from the Intel e1000e Linux driver. | |
77555ee7 MO |
7 | */ |
8 | ||
9 | #include "pch_gbe.h" | |
5e773fdc | 10 | #include <linux/module.h> /* for __MODULE_STRING */ |
77555ee7 MO |
11 | |
12 | #define OPTION_UNSET -1 | |
13 | #define OPTION_DISABLED 0 | |
14 | #define OPTION_ENABLED 1 | |
15 | ||
16 | /** | |
17 | * TxDescriptors - Transmit Descriptor Count | |
18 | * @Valid Range: PCH_GBE_MIN_TXD - PCH_GBE_MAX_TXD | |
19 | * @Default Value: PCH_GBE_DEFAULT_TXD | |
20 | */ | |
21 | static int TxDescriptors = OPTION_UNSET; | |
22 | module_param(TxDescriptors, int, 0); | |
23 | MODULE_PARM_DESC(TxDescriptors, "Number of transmit descriptors"); | |
24 | ||
25 | /** | |
26 | * RxDescriptors -Receive Descriptor Count | |
27 | * @Valid Range: PCH_GBE_MIN_RXD - PCH_GBE_MAX_RXD | |
28 | * @Default Value: PCH_GBE_DEFAULT_RXD | |
29 | */ | |
30 | static int RxDescriptors = OPTION_UNSET; | |
31 | module_param(RxDescriptors, int, 0); | |
32 | MODULE_PARM_DESC(RxDescriptors, "Number of receive descriptors"); | |
33 | ||
34 | /** | |
35 | * Speed - User Specified Speed Override | |
36 | * @Valid Range: 0, 10, 100, 1000 | |
37 | * - 0: auto-negotiate at all supported speeds | |
38 | * - 10: only link at 10 Mbps | |
39 | * - 100: only link at 100 Mbps | |
40 | * - 1000: only link at 1000 Mbps | |
41 | * @Default Value: 0 | |
42 | */ | |
43 | static int Speed = OPTION_UNSET; | |
44 | module_param(Speed, int, 0); | |
45 | MODULE_PARM_DESC(Speed, "Speed setting"); | |
46 | ||
47 | /** | |
48 | * Duplex - User Specified Duplex Override | |
49 | * @Valid Range: 0-2 | |
50 | * - 0: auto-negotiate for duplex | |
51 | * - 1: only link at half duplex | |
52 | * - 2: only link at full duplex | |
53 | * @Default Value: 0 | |
54 | */ | |
55 | static int Duplex = OPTION_UNSET; | |
56 | module_param(Duplex, int, 0); | |
57 | MODULE_PARM_DESC(Duplex, "Duplex setting"); | |
58 | ||
59 | #define HALF_DUPLEX 1 | |
60 | #define FULL_DUPLEX 2 | |
61 | ||
62 | /** | |
63 | * AutoNeg - Auto-negotiation Advertisement Override | |
64 | * @Valid Range: 0x01-0x0F, 0x20-0x2F | |
65 | * | |
66 | * The AutoNeg value is a bit mask describing which speed and duplex | |
67 | * combinations should be advertised during auto-negotiation. | |
68 | * The supported speed and duplex modes are listed below | |
69 | * | |
70 | * Bit 7 6 5 4 3 2 1 0 | |
71 | * Speed (Mbps) N/A N/A 1000 N/A 100 100 10 10 | |
72 | * Duplex Full Full Half Full Half | |
73 | * | |
74 | * @Default Value: 0x2F (copper) | |
75 | */ | |
76 | static int AutoNeg = OPTION_UNSET; | |
77 | module_param(AutoNeg, int, 0); | |
78 | MODULE_PARM_DESC(AutoNeg, "Advertised auto-negotiation setting"); | |
79 | ||
80 | #define PHY_ADVERTISE_10_HALF 0x0001 | |
81 | #define PHY_ADVERTISE_10_FULL 0x0002 | |
82 | #define PHY_ADVERTISE_100_HALF 0x0004 | |
83 | #define PHY_ADVERTISE_100_FULL 0x0008 | |
84 | #define PHY_ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */ | |
85 | #define PHY_ADVERTISE_1000_FULL 0x0020 | |
86 | #define PCH_AUTONEG_ADVERTISE_DEFAULT 0x2F | |
87 | ||
88 | /** | |
89 | * FlowControl - User Specified Flow Control Override | |
90 | * @Valid Range: 0-3 | |
91 | * - 0: No Flow Control | |
92 | * - 1: Rx only, respond to PAUSE frames but do not generate them | |
93 | * - 2: Tx only, generate PAUSE frames but ignore them on receive | |
94 | * - 3: Full Flow Control Support | |
95 | * @Default Value: Read flow control settings from the EEPROM | |
96 | */ | |
97 | static int FlowControl = OPTION_UNSET; | |
98 | module_param(FlowControl, int, 0); | |
99 | MODULE_PARM_DESC(FlowControl, "Flow Control setting"); | |
100 | ||
101 | /* | |
102 | * XsumRX - Receive Checksum Offload Enable/Disable | |
103 | * @Valid Range: 0, 1 | |
104 | * - 0: disables all checksum offload | |
105 | * - 1: enables receive IP/TCP/UDP checksum offload | |
106 | * @Default Value: PCH_GBE_DEFAULT_RX_CSUM | |
107 | */ | |
108 | static int XsumRX = OPTION_UNSET; | |
109 | module_param(XsumRX, int, 0); | |
110 | MODULE_PARM_DESC(XsumRX, "Disable or enable Receive Checksum offload"); | |
111 | ||
112 | #define PCH_GBE_DEFAULT_RX_CSUM true /* trueorfalse */ | |
113 | ||
114 | /* | |
115 | * XsumTX - Transmit Checksum Offload Enable/Disable | |
116 | * @Valid Range: 0, 1 | |
117 | * - 0: disables all checksum offload | |
118 | * - 1: enables transmit IP/TCP/UDP checksum offload | |
119 | * @Default Value: PCH_GBE_DEFAULT_TX_CSUM | |
120 | */ | |
121 | static int XsumTX = OPTION_UNSET; | |
122 | module_param(XsumTX, int, 0); | |
123 | MODULE_PARM_DESC(XsumTX, "Disable or enable Transmit Checksum offload"); | |
124 | ||
125 | #define PCH_GBE_DEFAULT_TX_CSUM true /* trueorfalse */ | |
126 | ||
127 | /** | |
128 | * pch_gbe_option - Force the MAC's flow control settings | |
129 | * @hw: Pointer to the HW structure | |
49ce9c2c | 130 | * Returns: |
77555ee7 MO |
131 | * 0: Successful. |
132 | * Negative value: Failed. | |
133 | */ | |
134 | struct pch_gbe_option { | |
135 | enum { enable_option, range_option, list_option } type; | |
136 | char *name; | |
137 | char *err; | |
138 | int def; | |
139 | union { | |
140 | struct { /* range_option info */ | |
141 | int min; | |
142 | int max; | |
143 | } r; | |
144 | struct { /* list_option info */ | |
145 | int nr; | |
146 | const struct pch_gbe_opt_list { int i; char *str; } *p; | |
147 | } l; | |
148 | } arg; | |
149 | }; | |
150 | ||
151 | static const struct pch_gbe_opt_list speed_list[] = { | |
152 | { 0, "" }, | |
153 | { SPEED_10, "" }, | |
154 | { SPEED_100, "" }, | |
155 | { SPEED_1000, "" } | |
156 | }; | |
157 | ||
158 | static const struct pch_gbe_opt_list dplx_list[] = { | |
159 | { 0, "" }, | |
160 | { HALF_DUPLEX, "" }, | |
161 | { FULL_DUPLEX, "" } | |
162 | }; | |
163 | ||
164 | static const struct pch_gbe_opt_list an_list[] = | |
165 | #define AA "AutoNeg advertising " | |
166 | {{ 0x01, AA "10/HD" }, | |
167 | { 0x02, AA "10/FD" }, | |
168 | { 0x03, AA "10/FD, 10/HD" }, | |
169 | { 0x04, AA "100/HD" }, | |
170 | { 0x05, AA "100/HD, 10/HD" }, | |
171 | { 0x06, AA "100/HD, 10/FD" }, | |
172 | { 0x07, AA "100/HD, 10/FD, 10/HD" }, | |
173 | { 0x08, AA "100/FD" }, | |
174 | { 0x09, AA "100/FD, 10/HD" }, | |
175 | { 0x0a, AA "100/FD, 10/FD" }, | |
176 | { 0x0b, AA "100/FD, 10/FD, 10/HD" }, | |
177 | { 0x0c, AA "100/FD, 100/HD" }, | |
178 | { 0x0d, AA "100/FD, 100/HD, 10/HD" }, | |
179 | { 0x0e, AA "100/FD, 100/HD, 10/FD" }, | |
180 | { 0x0f, AA "100/FD, 100/HD, 10/FD, 10/HD" }, | |
181 | { 0x20, AA "1000/FD" }, | |
182 | { 0x21, AA "1000/FD, 10/HD" }, | |
183 | { 0x22, AA "1000/FD, 10/FD" }, | |
184 | { 0x23, AA "1000/FD, 10/FD, 10/HD" }, | |
185 | { 0x24, AA "1000/FD, 100/HD" }, | |
186 | { 0x25, AA "1000/FD, 100/HD, 10/HD" }, | |
187 | { 0x26, AA "1000/FD, 100/HD, 10/FD" }, | |
188 | { 0x27, AA "1000/FD, 100/HD, 10/FD, 10/HD" }, | |
189 | { 0x28, AA "1000/FD, 100/FD" }, | |
190 | { 0x29, AA "1000/FD, 100/FD, 10/HD" }, | |
191 | { 0x2a, AA "1000/FD, 100/FD, 10/FD" }, | |
192 | { 0x2b, AA "1000/FD, 100/FD, 10/FD, 10/HD" }, | |
193 | { 0x2c, AA "1000/FD, 100/FD, 100/HD" }, | |
194 | { 0x2d, AA "1000/FD, 100/FD, 100/HD, 10/HD" }, | |
195 | { 0x2e, AA "1000/FD, 100/FD, 100/HD, 10/FD" }, | |
196 | { 0x2f, AA "1000/FD, 100/FD, 100/HD, 10/FD, 10/HD" } | |
197 | }; | |
198 | ||
199 | static const struct pch_gbe_opt_list fc_list[] = { | |
200 | { PCH_GBE_FC_NONE, "Flow Control Disabled" }, | |
201 | { PCH_GBE_FC_RX_PAUSE, "Flow Control Receive Only" }, | |
202 | { PCH_GBE_FC_TX_PAUSE, "Flow Control Transmit Only" }, | |
203 | { PCH_GBE_FC_FULL, "Flow Control Enabled" } | |
204 | }; | |
205 | ||
206 | /** | |
207 | * pch_gbe_validate_option - Validate option | |
208 | * @value: value | |
209 | * @opt: option | |
210 | * @adapter: Board private structure | |
49ce9c2c | 211 | * Returns: |
77555ee7 MO |
212 | * 0: Successful. |
213 | * Negative value: Failed. | |
214 | */ | |
215 | static int pch_gbe_validate_option(int *value, | |
216 | const struct pch_gbe_option *opt, | |
217 | struct pch_gbe_adapter *adapter) | |
218 | { | |
219 | if (*value == OPTION_UNSET) { | |
220 | *value = opt->def; | |
221 | return 0; | |
222 | } | |
223 | ||
224 | switch (opt->type) { | |
225 | case enable_option: | |
226 | switch (*value) { | |
227 | case OPTION_ENABLED: | |
453ca931 | 228 | netdev_dbg(adapter->netdev, "%s Enabled\n", opt->name); |
77555ee7 MO |
229 | return 0; |
230 | case OPTION_DISABLED: | |
453ca931 | 231 | netdev_dbg(adapter->netdev, "%s Disabled\n", opt->name); |
77555ee7 MO |
232 | return 0; |
233 | } | |
234 | break; | |
235 | case range_option: | |
236 | if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) { | |
453ca931 AS |
237 | netdev_dbg(adapter->netdev, "%s set to %i\n", |
238 | opt->name, *value); | |
77555ee7 MO |
239 | return 0; |
240 | } | |
241 | break; | |
242 | case list_option: { | |
243 | int i; | |
244 | const struct pch_gbe_opt_list *ent; | |
245 | ||
246 | for (i = 0; i < opt->arg.l.nr; i++) { | |
247 | ent = &opt->arg.l.p[i]; | |
248 | if (*value == ent->i) { | |
249 | if (ent->str[0] != '\0') | |
453ca931 AS |
250 | netdev_dbg(adapter->netdev, "%s\n", |
251 | ent->str); | |
77555ee7 MO |
252 | return 0; |
253 | } | |
254 | } | |
255 | } | |
256 | break; | |
257 | default: | |
258 | BUG(); | |
259 | } | |
260 | ||
453ca931 AS |
261 | netdev_dbg(adapter->netdev, "Invalid %s value specified (%i) %s\n", |
262 | opt->name, *value, opt->err); | |
77555ee7 MO |
263 | *value = opt->def; |
264 | return -1; | |
265 | } | |
266 | ||
267 | /** | |
268 | * pch_gbe_check_copper_options - Range Checking for Link Options, Copper Version | |
269 | * @adapter: Board private structure | |
270 | */ | |
271 | static void pch_gbe_check_copper_options(struct pch_gbe_adapter *adapter) | |
272 | { | |
273 | struct pch_gbe_hw *hw = &adapter->hw; | |
274 | int speed, dplx; | |
275 | ||
276 | { /* Speed */ | |
277 | static const struct pch_gbe_option opt = { | |
278 | .type = list_option, | |
279 | .name = "Speed", | |
280 | .err = "parameter ignored", | |
281 | .def = 0, | |
282 | .arg = { .l = { .nr = (int)ARRAY_SIZE(speed_list), | |
283 | .p = speed_list } } | |
284 | }; | |
285 | speed = Speed; | |
286 | pch_gbe_validate_option(&speed, &opt, adapter); | |
287 | } | |
288 | { /* Duplex */ | |
289 | static const struct pch_gbe_option opt = { | |
290 | .type = list_option, | |
291 | .name = "Duplex", | |
292 | .err = "parameter ignored", | |
293 | .def = 0, | |
294 | .arg = { .l = { .nr = (int)ARRAY_SIZE(dplx_list), | |
295 | .p = dplx_list } } | |
296 | }; | |
297 | dplx = Duplex; | |
298 | pch_gbe_validate_option(&dplx, &opt, adapter); | |
299 | } | |
300 | ||
301 | { /* Autoneg */ | |
302 | static const struct pch_gbe_option opt = { | |
303 | .type = list_option, | |
304 | .name = "AutoNeg", | |
305 | .err = "parameter ignored", | |
306 | .def = PCH_AUTONEG_ADVERTISE_DEFAULT, | |
307 | .arg = { .l = { .nr = (int)ARRAY_SIZE(an_list), | |
308 | .p = an_list} } | |
309 | }; | |
310 | if (speed || dplx) { | |
453ca931 AS |
311 | netdev_dbg(adapter->netdev, |
312 | "AutoNeg specified along with Speed or Duplex, AutoNeg parameter ignored\n"); | |
77555ee7 MO |
313 | hw->phy.autoneg_advertised = opt.def; |
314 | } else { | |
73f98eab DC |
315 | int tmp = AutoNeg; |
316 | ||
317 | pch_gbe_validate_option(&tmp, &opt, adapter); | |
318 | hw->phy.autoneg_advertised = tmp; | |
77555ee7 MO |
319 | } |
320 | } | |
321 | ||
322 | switch (speed + dplx) { | |
323 | case 0: | |
324 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; | |
325 | if ((speed || dplx)) | |
453ca931 AS |
326 | netdev_dbg(adapter->netdev, |
327 | "Speed and duplex autonegotiation enabled\n"); | |
77555ee7 MO |
328 | hw->mac.link_speed = SPEED_10; |
329 | hw->mac.link_duplex = DUPLEX_HALF; | |
330 | break; | |
331 | case HALF_DUPLEX: | |
453ca931 AS |
332 | netdev_dbg(adapter->netdev, |
333 | "Half Duplex specified without Speed\n"); | |
334 | netdev_dbg(adapter->netdev, | |
335 | "Using Autonegotiation at Half Duplex only\n"); | |
77555ee7 MO |
336 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; |
337 | hw->phy.autoneg_advertised = PHY_ADVERTISE_10_HALF | | |
338 | PHY_ADVERTISE_100_HALF; | |
339 | hw->mac.link_speed = SPEED_10; | |
340 | hw->mac.link_duplex = DUPLEX_HALF; | |
341 | break; | |
342 | case FULL_DUPLEX: | |
453ca931 AS |
343 | netdev_dbg(adapter->netdev, |
344 | "Full Duplex specified without Speed\n"); | |
345 | netdev_dbg(adapter->netdev, | |
346 | "Using Autonegotiation at Full Duplex only\n"); | |
77555ee7 MO |
347 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; |
348 | hw->phy.autoneg_advertised = PHY_ADVERTISE_10_FULL | | |
349 | PHY_ADVERTISE_100_FULL | | |
350 | PHY_ADVERTISE_1000_FULL; | |
351 | hw->mac.link_speed = SPEED_10; | |
352 | hw->mac.link_duplex = DUPLEX_FULL; | |
353 | break; | |
354 | case SPEED_10: | |
453ca931 AS |
355 | netdev_dbg(adapter->netdev, |
356 | "10 Mbps Speed specified without Duplex\n"); | |
357 | netdev_dbg(adapter->netdev, | |
358 | "Using Autonegotiation at 10 Mbps only\n"); | |
77555ee7 MO |
359 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; |
360 | hw->phy.autoneg_advertised = PHY_ADVERTISE_10_HALF | | |
361 | PHY_ADVERTISE_10_FULL; | |
362 | hw->mac.link_speed = SPEED_10; | |
363 | hw->mac.link_duplex = DUPLEX_HALF; | |
364 | break; | |
365 | case SPEED_10 + HALF_DUPLEX: | |
453ca931 | 366 | netdev_dbg(adapter->netdev, "Forcing to 10 Mbps Half Duplex\n"); |
77555ee7 MO |
367 | hw->mac.autoneg = hw->mac.fc_autoneg = 0; |
368 | hw->phy.autoneg_advertised = 0; | |
369 | hw->mac.link_speed = SPEED_10; | |
370 | hw->mac.link_duplex = DUPLEX_HALF; | |
371 | break; | |
372 | case SPEED_10 + FULL_DUPLEX: | |
453ca931 | 373 | netdev_dbg(adapter->netdev, "Forcing to 10 Mbps Full Duplex\n"); |
77555ee7 MO |
374 | hw->mac.autoneg = hw->mac.fc_autoneg = 0; |
375 | hw->phy.autoneg_advertised = 0; | |
376 | hw->mac.link_speed = SPEED_10; | |
377 | hw->mac.link_duplex = DUPLEX_FULL; | |
378 | break; | |
379 | case SPEED_100: | |
453ca931 AS |
380 | netdev_dbg(adapter->netdev, |
381 | "100 Mbps Speed specified without Duplex\n"); | |
382 | netdev_dbg(adapter->netdev, | |
383 | "Using Autonegotiation at 100 Mbps only\n"); | |
77555ee7 MO |
384 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; |
385 | hw->phy.autoneg_advertised = PHY_ADVERTISE_100_HALF | | |
386 | PHY_ADVERTISE_100_FULL; | |
387 | hw->mac.link_speed = SPEED_100; | |
388 | hw->mac.link_duplex = DUPLEX_HALF; | |
389 | break; | |
390 | case SPEED_100 + HALF_DUPLEX: | |
453ca931 AS |
391 | netdev_dbg(adapter->netdev, |
392 | "Forcing to 100 Mbps Half Duplex\n"); | |
77555ee7 MO |
393 | hw->mac.autoneg = hw->mac.fc_autoneg = 0; |
394 | hw->phy.autoneg_advertised = 0; | |
395 | hw->mac.link_speed = SPEED_100; | |
396 | hw->mac.link_duplex = DUPLEX_HALF; | |
397 | break; | |
398 | case SPEED_100 + FULL_DUPLEX: | |
453ca931 AS |
399 | netdev_dbg(adapter->netdev, |
400 | "Forcing to 100 Mbps Full Duplex\n"); | |
77555ee7 MO |
401 | hw->mac.autoneg = hw->mac.fc_autoneg = 0; |
402 | hw->phy.autoneg_advertised = 0; | |
403 | hw->mac.link_speed = SPEED_100; | |
404 | hw->mac.link_duplex = DUPLEX_FULL; | |
405 | break; | |
406 | case SPEED_1000: | |
453ca931 AS |
407 | netdev_dbg(adapter->netdev, |
408 | "1000 Mbps Speed specified without Duplex\n"); | |
77555ee7 MO |
409 | goto full_duplex_only; |
410 | case SPEED_1000 + HALF_DUPLEX: | |
453ca931 AS |
411 | netdev_dbg(adapter->netdev, |
412 | "Half Duplex is not supported at 1000 Mbps\n"); | |
77555ee7 MO |
413 | /* fall through */ |
414 | case SPEED_1000 + FULL_DUPLEX: | |
415 | full_duplex_only: | |
453ca931 AS |
416 | netdev_dbg(adapter->netdev, |
417 | "Using Autonegotiation at 1000 Mbps Full Duplex only\n"); | |
77555ee7 MO |
418 | hw->mac.autoneg = hw->mac.fc_autoneg = 1; |
419 | hw->phy.autoneg_advertised = PHY_ADVERTISE_1000_FULL; | |
420 | hw->mac.link_speed = SPEED_1000; | |
421 | hw->mac.link_duplex = DUPLEX_FULL; | |
422 | break; | |
423 | default: | |
424 | BUG(); | |
425 | } | |
426 | } | |
427 | ||
428 | /** | |
429 | * pch_gbe_check_options - Range Checking for Command Line Parameters | |
430 | * @adapter: Board private structure | |
431 | */ | |
432 | void pch_gbe_check_options(struct pch_gbe_adapter *adapter) | |
433 | { | |
434 | struct pch_gbe_hw *hw = &adapter->hw; | |
756a6b03 MM |
435 | struct net_device *dev = adapter->netdev; |
436 | int val; | |
77555ee7 MO |
437 | |
438 | { /* Transmit Descriptor Count */ | |
439 | static const struct pch_gbe_option opt = { | |
440 | .type = range_option, | |
441 | .name = "Transmit Descriptors", | |
442 | .err = "using default of " | |
443 | __MODULE_STRING(PCH_GBE_DEFAULT_TXD), | |
444 | .def = PCH_GBE_DEFAULT_TXD, | |
50a42053 TO |
445 | .arg = { .r = { .min = PCH_GBE_MIN_TXD, |
446 | .max = PCH_GBE_MAX_TXD } } | |
77555ee7 MO |
447 | }; |
448 | struct pch_gbe_tx_ring *tx_ring = adapter->tx_ring; | |
449 | tx_ring->count = TxDescriptors; | |
450 | pch_gbe_validate_option(&tx_ring->count, &opt, adapter); | |
451 | tx_ring->count = roundup(tx_ring->count, | |
452 | PCH_GBE_TX_DESC_MULTIPLE); | |
453 | } | |
454 | { /* Receive Descriptor Count */ | |
455 | static const struct pch_gbe_option opt = { | |
456 | .type = range_option, | |
457 | .name = "Receive Descriptors", | |
458 | .err = "using default of " | |
459 | __MODULE_STRING(PCH_GBE_DEFAULT_RXD), | |
460 | .def = PCH_GBE_DEFAULT_RXD, | |
50a42053 TO |
461 | .arg = { .r = { .min = PCH_GBE_MIN_RXD, |
462 | .max = PCH_GBE_MAX_RXD } } | |
77555ee7 MO |
463 | }; |
464 | struct pch_gbe_rx_ring *rx_ring = adapter->rx_ring; | |
465 | rx_ring->count = RxDescriptors; | |
466 | pch_gbe_validate_option(&rx_ring->count, &opt, adapter); | |
467 | rx_ring->count = roundup(rx_ring->count, | |
468 | PCH_GBE_RX_DESC_MULTIPLE); | |
469 | } | |
470 | { /* Checksum Offload Enable/Disable */ | |
471 | static const struct pch_gbe_option opt = { | |
472 | .type = enable_option, | |
473 | .name = "Checksum Offload", | |
474 | .err = "defaulting to Enabled", | |
475 | .def = PCH_GBE_DEFAULT_RX_CSUM | |
476 | }; | |
756a6b03 MM |
477 | val = XsumRX; |
478 | pch_gbe_validate_option(&val, &opt, adapter); | |
479 | if (!val) | |
480 | dev->features &= ~NETIF_F_RXCSUM; | |
77555ee7 MO |
481 | } |
482 | { /* Checksum Offload Enable/Disable */ | |
483 | static const struct pch_gbe_option opt = { | |
484 | .type = enable_option, | |
485 | .name = "Checksum Offload", | |
486 | .err = "defaulting to Enabled", | |
487 | .def = PCH_GBE_DEFAULT_TX_CSUM | |
488 | }; | |
756a6b03 MM |
489 | val = XsumTX; |
490 | pch_gbe_validate_option(&val, &opt, adapter); | |
491 | if (!val) | |
a188222b | 492 | dev->features &= ~NETIF_F_CSUM_MASK; |
77555ee7 MO |
493 | } |
494 | { /* Flow Control */ | |
495 | static const struct pch_gbe_option opt = { | |
496 | .type = list_option, | |
497 | .name = "Flow Control", | |
498 | .err = "reading default settings from EEPROM", | |
499 | .def = PCH_GBE_FC_DEFAULT, | |
500 | .arg = { .l = { .nr = (int)ARRAY_SIZE(fc_list), | |
501 | .p = fc_list } } | |
502 | }; | |
73f98eab DC |
503 | int tmp = FlowControl; |
504 | ||
505 | pch_gbe_validate_option(&tmp, &opt, adapter); | |
506 | hw->mac.fc = tmp; | |
77555ee7 MO |
507 | } |
508 | ||
509 | pch_gbe_check_copper_options(adapter); | |
510 | } |