?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Linux 3.17-rc2
[linux/fpc-iii.git] / arch / mips / bcm47xx / sprom.c
blob41226b68de3d4f5a7fe10e8ff03dcf64d0a06792
1 /*
2 * Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
3 * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
4 * Copyright (C) 2006 Michael Buesch <m@bues.ch>
5 * Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
6 * Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
16 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * You should have received a copy of the GNU General Public License along
25 * with this program; if not, write to the Free Software Foundation, Inc.,
26 * 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29 #include <bcm47xx.h>
30 #include <bcm47xx_nvram.h>
31 #include <linux/if_ether.h>
32 #include <linux/etherdevice.h>
33
34 static void create_key(const char *prefix, const char *postfix,
35 const char *name, char *buf, int len)
36 {
37 if (prefix && postfix)
38 snprintf(buf, len, "%s%s%s", prefix, name, postfix);
39 else if (prefix)
40 snprintf(buf, len, "%s%s", prefix, name);
41 else if (postfix)
42 snprintf(buf, len, "%s%s", name, postfix);
43 else
44 snprintf(buf, len, "%s", name);
45 }
46
47 static int get_nvram_var(const char *prefix, const char *postfix,
48 const char *name, char *buf, int len, bool fallback)
49 {
50 char key[40];
51 int err;
52
53 create_key(prefix, postfix, name, key, sizeof(key));
54
55 err = bcm47xx_nvram_getenv(key, buf, len);
56 if (fallback && err == -ENOENT && prefix) {
57 create_key(NULL, postfix, name, key, sizeof(key));
58 err = bcm47xx_nvram_getenv(key, buf, len);
59 }
60 return err;
61 }
62
63 #define NVRAM_READ_VAL(type) \
64 static void nvram_read_ ## type (const char *prefix, \
65 const char *postfix, const char *name, \
66 type *val, type allset, bool fallback) \
67 { \
68 char buf[100]; \
69 int err; \
70 type var; \
71 \
72 err = get_nvram_var(prefix, postfix, name, buf, sizeof(buf), \
73 fallback); \
74 if (err < 0) \
75 return; \
76 err = kstrto ## type(strim(buf), 0, &var); \
77 if (err) { \
78 pr_warn("can not parse nvram name %s%s%s with value %s got %i\n", \
79 prefix, name, postfix, buf, err); \
80 return; \
81 } \
82 if (allset && var == allset) \
83 return; \
84 *val = var; \
85 }
86
87 NVRAM_READ_VAL(u8)
88 NVRAM_READ_VAL(s8)
89 NVRAM_READ_VAL(u16)
90 NVRAM_READ_VAL(u32)
91
92 #undef NVRAM_READ_VAL
93
94 static void nvram_read_u32_2(const char *prefix, const char *name,
95 u16 *val_lo, u16 *val_hi, bool fallback)
96 {
97 char buf[100];
98 int err;
99 u32 val;
100
101 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
102 if (err < 0)
103 return;
104 err = kstrtou32(strim(buf), 0, &val);
105 if (err) {
106 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
107 prefix, name, buf, err);
108 return;
109 }
110 *val_lo = (val & 0x0000FFFFU);
111 *val_hi = (val & 0xFFFF0000U) >> 16;
112 }
113
114 static void nvram_read_leddc(const char *prefix, const char *name,
115 u8 *leddc_on_time, u8 *leddc_off_time,
116 bool fallback)
117 {
118 char buf[100];
119 int err;
120 u32 val;
121
122 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
123 if (err < 0)
124 return;
125 err = kstrtou32(strim(buf), 0, &val);
126 if (err) {
127 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
128 prefix, name, buf, err);
129 return;
130 }
131
132 if (val == 0xffff || val == 0xffffffff)
133 return;
134
135 *leddc_on_time = val & 0xff;
136 *leddc_off_time = (val >> 16) & 0xff;
137 }
138
139 static void nvram_read_macaddr(const char *prefix, const char *name,
140 u8 val[6], bool fallback)
141 {
142 char buf[100];
143 int err;
144
145 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
146 if (err < 0)
147 return;
148
149 bcm47xx_nvram_parse_macaddr(buf, val);
150 }
151
152 static void nvram_read_alpha2(const char *prefix, const char *name,
153 char val[2], bool fallback)
154 {
155 char buf[10];
156 int err;
157
158 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
159 if (err < 0)
160 return;
161 if (buf[0] == '0')
162 return;
163 if (strlen(buf) > 2) {
164 pr_warn("alpha2 is too long %s\n", buf);
165 return;
166 }
167 memcpy(val, buf, 2);
168 }
169
170 static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom,
171 const char *prefix, bool fallback)
172 {
173 nvram_read_u16(prefix, NULL, "devid", &sprom->dev_id, 0, fallback);
174 nvram_read_u8(prefix, NULL, "ledbh0", &sprom->gpio0, 0xff, fallback);
175 nvram_read_u8(prefix, NULL, "ledbh1", &sprom->gpio1, 0xff, fallback);
176 nvram_read_u8(prefix, NULL, "ledbh2", &sprom->gpio2, 0xff, fallback);
177 nvram_read_u8(prefix, NULL, "ledbh3", &sprom->gpio3, 0xff, fallback);
178 nvram_read_u8(prefix, NULL, "aa2g", &sprom->ant_available_bg, 0,
179 fallback);
180 nvram_read_u8(prefix, NULL, "aa5g", &sprom->ant_available_a, 0,
181 fallback);
182 nvram_read_s8(prefix, NULL, "ag0", &sprom->antenna_gain.a0, 0,
183 fallback);
184 nvram_read_s8(prefix, NULL, "ag1", &sprom->antenna_gain.a1, 0,
185 fallback);
186 nvram_read_alpha2(prefix, "ccode", sprom->alpha2, fallback);
187 }
188
189 static void bcm47xx_fill_sprom_r12389(struct ssb_sprom *sprom,
190 const char *prefix, bool fallback)
191 {
192 nvram_read_u16(prefix, NULL, "pa0b0", &sprom->pa0b0, 0, fallback);
193 nvram_read_u16(prefix, NULL, "pa0b1", &sprom->pa0b1, 0, fallback);
194 nvram_read_u16(prefix, NULL, "pa0b2", &sprom->pa0b2, 0, fallback);
195 nvram_read_u8(prefix, NULL, "pa0itssit", &sprom->itssi_bg, 0, fallback);
196 nvram_read_u8(prefix, NULL, "pa0maxpwr", &sprom->maxpwr_bg, 0,
197 fallback);
198 nvram_read_u16(prefix, NULL, "pa1b0", &sprom->pa1b0, 0, fallback);
199 nvram_read_u16(prefix, NULL, "pa1b1", &sprom->pa1b1, 0, fallback);
200 nvram_read_u16(prefix, NULL, "pa1b2", &sprom->pa1b2, 0, fallback);
201 nvram_read_u8(prefix, NULL, "pa1itssit", &sprom->itssi_a, 0, fallback);
202 nvram_read_u8(prefix, NULL, "pa1maxpwr", &sprom->maxpwr_a, 0, fallback);
203 }
204
205 static void bcm47xx_fill_sprom_r1(struct ssb_sprom *sprom, const char *prefix,
206 bool fallback)
207 {
208 nvram_read_u16(prefix, NULL, "boardflags", &sprom->boardflags_lo, 0,
209 fallback);
210 nvram_read_u8(prefix, NULL, "cc", &sprom->country_code, 0, fallback);
211 }
212
213 static void bcm47xx_fill_sprom_r2389(struct ssb_sprom *sprom,
214 const char *prefix, bool fallback)
215 {
216 nvram_read_u8(prefix, NULL, "opo", &sprom->opo, 0, fallback);
217 nvram_read_u16(prefix, NULL, "pa1lob0", &sprom->pa1lob0, 0, fallback);
218 nvram_read_u16(prefix, NULL, "pa1lob1", &sprom->pa1lob1, 0, fallback);
219 nvram_read_u16(prefix, NULL, "pa1lob2", &sprom->pa1lob2, 0, fallback);
220 nvram_read_u16(prefix, NULL, "pa1hib0", &sprom->pa1hib0, 0, fallback);
221 nvram_read_u16(prefix, NULL, "pa1hib1", &sprom->pa1hib1, 0, fallback);
222 nvram_read_u16(prefix, NULL, "pa1hib2", &sprom->pa1hib2, 0, fallback);
223 nvram_read_u8(prefix, NULL, "pa1lomaxpwr", &sprom->maxpwr_al, 0,
224 fallback);
225 nvram_read_u8(prefix, NULL, "pa1himaxpwr", &sprom->maxpwr_ah, 0,
226 fallback);
227 }
228
229 static void bcm47xx_fill_sprom_r389(struct ssb_sprom *sprom, const char *prefix,
230 bool fallback)
231 {
232 nvram_read_u8(prefix, NULL, "bxa2g", &sprom->bxa2g, 0, fallback);
233 nvram_read_u8(prefix, NULL, "rssisav2g", &sprom->rssisav2g, 0,
234 fallback);
235 nvram_read_u8(prefix, NULL, "rssismc2g", &sprom->rssismc2g, 0,
236 fallback);
237 nvram_read_u8(prefix, NULL, "rssismf2g", &sprom->rssismf2g, 0,
238 fallback);
239 nvram_read_u8(prefix, NULL, "bxa5g", &sprom->bxa5g, 0, fallback);
240 nvram_read_u8(prefix, NULL, "rssisav5g", &sprom->rssisav5g, 0,
241 fallback);
242 nvram_read_u8(prefix, NULL, "rssismc5g", &sprom->rssismc5g, 0,
243 fallback);
244 nvram_read_u8(prefix, NULL, "rssismf5g", &sprom->rssismf5g, 0,
245 fallback);
246 nvram_read_u8(prefix, NULL, "tri2g", &sprom->tri2g, 0, fallback);
247 nvram_read_u8(prefix, NULL, "tri5g", &sprom->tri5g, 0, fallback);
248 nvram_read_u8(prefix, NULL, "tri5gl", &sprom->tri5gl, 0, fallback);
249 nvram_read_u8(prefix, NULL, "tri5gh", &sprom->tri5gh, 0, fallback);
250 nvram_read_s8(prefix, NULL, "rxpo2g", &sprom->rxpo2g, 0, fallback);
251 nvram_read_s8(prefix, NULL, "rxpo5g", &sprom->rxpo5g, 0, fallback);
252 }
253
254 static void bcm47xx_fill_sprom_r3(struct ssb_sprom *sprom, const char *prefix,
255 bool fallback)
256 {
257 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
258 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
259 &sprom->leddc_off_time, fallback);
260 }
261
262 static void bcm47xx_fill_sprom_r4589(struct ssb_sprom *sprom,
263 const char *prefix, bool fallback)
264 {
265 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
266 nvram_read_s8(prefix, NULL, "ag2", &sprom->antenna_gain.a2, 0,
267 fallback);
268 nvram_read_s8(prefix, NULL, "ag3", &sprom->antenna_gain.a3, 0,
269 fallback);
270 nvram_read_u8(prefix, NULL, "txchain", &sprom->txchain, 0xf, fallback);
271 nvram_read_u8(prefix, NULL, "rxchain", &sprom->rxchain, 0xf, fallback);
272 nvram_read_u8(prefix, NULL, "antswitch", &sprom->antswitch, 0xff,
273 fallback);
274 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
275 &sprom->leddc_off_time, fallback);
276 }
277
278 static void bcm47xx_fill_sprom_r458(struct ssb_sprom *sprom, const char *prefix,
279 bool fallback)
280 {
281 nvram_read_u16(prefix, NULL, "cck2gpo", &sprom->cck2gpo, 0, fallback);
282 nvram_read_u32(prefix, NULL, "ofdm2gpo", &sprom->ofdm2gpo, 0, fallback);
283 nvram_read_u32(prefix, NULL, "ofdm5gpo", &sprom->ofdm5gpo, 0, fallback);
284 nvram_read_u32(prefix, NULL, "ofdm5glpo", &sprom->ofdm5glpo, 0,
285 fallback);
286 nvram_read_u32(prefix, NULL, "ofdm5ghpo", &sprom->ofdm5ghpo, 0,
287 fallback);
288 nvram_read_u16(prefix, NULL, "cddpo", &sprom->cddpo, 0, fallback);
289 nvram_read_u16(prefix, NULL, "stbcpo", &sprom->stbcpo, 0, fallback);
290 nvram_read_u16(prefix, NULL, "bw40po", &sprom->bw40po, 0, fallback);
291 nvram_read_u16(prefix, NULL, "bwduppo", &sprom->bwduppo, 0, fallback);
292 nvram_read_u16(prefix, NULL, "mcs2gpo0", &sprom->mcs2gpo[0], 0,
293 fallback);
294 nvram_read_u16(prefix, NULL, "mcs2gpo1", &sprom->mcs2gpo[1], 0,
295 fallback);
296 nvram_read_u16(prefix, NULL, "mcs2gpo2", &sprom->mcs2gpo[2], 0,
297 fallback);
298 nvram_read_u16(prefix, NULL, "mcs2gpo3", &sprom->mcs2gpo[3], 0,
299 fallback);
300 nvram_read_u16(prefix, NULL, "mcs2gpo4", &sprom->mcs2gpo[4], 0,
301 fallback);
302 nvram_read_u16(prefix, NULL, "mcs2gpo5", &sprom->mcs2gpo[5], 0,
303 fallback);
304 nvram_read_u16(prefix, NULL, "mcs2gpo6", &sprom->mcs2gpo[6], 0,
305 fallback);
306 nvram_read_u16(prefix, NULL, "mcs2gpo7", &sprom->mcs2gpo[7], 0,
307 fallback);
308 nvram_read_u16(prefix, NULL, "mcs5gpo0", &sprom->mcs5gpo[0], 0,
309 fallback);
310 nvram_read_u16(prefix, NULL, "mcs5gpo1", &sprom->mcs5gpo[1], 0,
311 fallback);
312 nvram_read_u16(prefix, NULL, "mcs5gpo2", &sprom->mcs5gpo[2], 0,
313 fallback);
314 nvram_read_u16(prefix, NULL, "mcs5gpo3", &sprom->mcs5gpo[3], 0,
315 fallback);
316 nvram_read_u16(prefix, NULL, "mcs5gpo4", &sprom->mcs5gpo[4], 0,
317 fallback);
318 nvram_read_u16(prefix, NULL, "mcs5gpo5", &sprom->mcs5gpo[5], 0,
319 fallback);
320 nvram_read_u16(prefix, NULL, "mcs5gpo6", &sprom->mcs5gpo[6], 0,
321 fallback);
322 nvram_read_u16(prefix, NULL, "mcs5gpo7", &sprom->mcs5gpo[7], 0,
323 fallback);
324 nvram_read_u16(prefix, NULL, "mcs5glpo0", &sprom->mcs5glpo[0], 0,
325 fallback);
326 nvram_read_u16(prefix, NULL, "mcs5glpo1", &sprom->mcs5glpo[1], 0,
327 fallback);
328 nvram_read_u16(prefix, NULL, "mcs5glpo2", &sprom->mcs5glpo[2], 0,
329 fallback);
330 nvram_read_u16(prefix, NULL, "mcs5glpo3", &sprom->mcs5glpo[3], 0,
331 fallback);
332 nvram_read_u16(prefix, NULL, "mcs5glpo4", &sprom->mcs5glpo[4], 0,
333 fallback);
334 nvram_read_u16(prefix, NULL, "mcs5glpo5", &sprom->mcs5glpo[5], 0,
335 fallback);
336 nvram_read_u16(prefix, NULL, "mcs5glpo6", &sprom->mcs5glpo[6], 0,
337 fallback);
338 nvram_read_u16(prefix, NULL, "mcs5glpo7", &sprom->mcs5glpo[7], 0,
339 fallback);
340 nvram_read_u16(prefix, NULL, "mcs5ghpo0", &sprom->mcs5ghpo[0], 0,
341 fallback);
342 nvram_read_u16(prefix, NULL, "mcs5ghpo1", &sprom->mcs5ghpo[1], 0,
343 fallback);
344 nvram_read_u16(prefix, NULL, "mcs5ghpo2", &sprom->mcs5ghpo[2], 0,
345 fallback);
346 nvram_read_u16(prefix, NULL, "mcs5ghpo3", &sprom->mcs5ghpo[3], 0,
347 fallback);
348 nvram_read_u16(prefix, NULL, "mcs5ghpo4", &sprom->mcs5ghpo[4], 0,
349 fallback);
350 nvram_read_u16(prefix, NULL, "mcs5ghpo5", &sprom->mcs5ghpo[5], 0,
351 fallback);
352 nvram_read_u16(prefix, NULL, "mcs5ghpo6", &sprom->mcs5ghpo[6], 0,
353 fallback);
354 nvram_read_u16(prefix, NULL, "mcs5ghpo7", &sprom->mcs5ghpo[7], 0,
355 fallback);
356 }
357
358 static void bcm47xx_fill_sprom_r45(struct ssb_sprom *sprom, const char *prefix,
359 bool fallback)
360 {
361 nvram_read_u8(prefix, NULL, "txpid2ga0", &sprom->txpid2g[0], 0,
362 fallback);
363 nvram_read_u8(prefix, NULL, "txpid2ga1", &sprom->txpid2g[1], 0,
364 fallback);
365 nvram_read_u8(prefix, NULL, "txpid2ga2", &sprom->txpid2g[2], 0,
366 fallback);
367 nvram_read_u8(prefix, NULL, "txpid2ga3", &sprom->txpid2g[3], 0,
368 fallback);
369 nvram_read_u8(prefix, NULL, "txpid5ga0", &sprom->txpid5g[0], 0,
370 fallback);
371 nvram_read_u8(prefix, NULL, "txpid5ga1", &sprom->txpid5g[1], 0,
372 fallback);
373 nvram_read_u8(prefix, NULL, "txpid5ga2", &sprom->txpid5g[2], 0,
374 fallback);
375 nvram_read_u8(prefix, NULL, "txpid5ga3", &sprom->txpid5g[3], 0,
376 fallback);
377 nvram_read_u8(prefix, NULL, "txpid5gla0", &sprom->txpid5gl[0], 0,
378 fallback);
379 nvram_read_u8(prefix, NULL, "txpid5gla1", &sprom->txpid5gl[1], 0,
380 fallback);
381 nvram_read_u8(prefix, NULL, "txpid5gla2", &sprom->txpid5gl[2], 0,
382 fallback);
383 nvram_read_u8(prefix, NULL, "txpid5gla3", &sprom->txpid5gl[3], 0,
384 fallback);
385 nvram_read_u8(prefix, NULL, "txpid5gha0", &sprom->txpid5gh[0], 0,
386 fallback);
387 nvram_read_u8(prefix, NULL, "txpid5gha1", &sprom->txpid5gh[1], 0,
388 fallback);
389 nvram_read_u8(prefix, NULL, "txpid5gha2", &sprom->txpid5gh[2], 0,
390 fallback);
391 nvram_read_u8(prefix, NULL, "txpid5gha3", &sprom->txpid5gh[3], 0,
392 fallback);
393 }
394
395 static void bcm47xx_fill_sprom_r89(struct ssb_sprom *sprom, const char *prefix,
396 bool fallback)
397 {
398 nvram_read_u8(prefix, NULL, "tssipos2g", &sprom->fem.ghz2.tssipos, 0,
399 fallback);
400 nvram_read_u8(prefix, NULL, "extpagain2g",
401 &sprom->fem.ghz2.extpa_gain, 0, fallback);
402 nvram_read_u8(prefix, NULL, "pdetrange2g",
403 &sprom->fem.ghz2.pdet_range, 0, fallback);
404 nvram_read_u8(prefix, NULL, "triso2g", &sprom->fem.ghz2.tr_iso, 0,
405 fallback);
406 nvram_read_u8(prefix, NULL, "antswctl2g", &sprom->fem.ghz2.antswlut, 0,
407 fallback);
408 nvram_read_u8(prefix, NULL, "tssipos5g", &sprom->fem.ghz5.tssipos, 0,
409 fallback);
410 nvram_read_u8(prefix, NULL, "extpagain5g",
411 &sprom->fem.ghz5.extpa_gain, 0, fallback);
412 nvram_read_u8(prefix, NULL, "pdetrange5g",
413 &sprom->fem.ghz5.pdet_range, 0, fallback);
414 nvram_read_u8(prefix, NULL, "triso5g", &sprom->fem.ghz5.tr_iso, 0,
415 fallback);
416 nvram_read_u8(prefix, NULL, "antswctl5g", &sprom->fem.ghz5.antswlut, 0,
417 fallback);
418 nvram_read_u8(prefix, NULL, "tempthresh", &sprom->tempthresh, 0,
419 fallback);
420 nvram_read_u8(prefix, NULL, "tempoffset", &sprom->tempoffset, 0,
421 fallback);
422 nvram_read_u16(prefix, NULL, "rawtempsense", &sprom->rawtempsense, 0,
423 fallback);
424 nvram_read_u8(prefix, NULL, "measpower", &sprom->measpower, 0,
425 fallback);
426 nvram_read_u8(prefix, NULL, "tempsense_slope",
427 &sprom->tempsense_slope, 0, fallback);
428 nvram_read_u8(prefix, NULL, "tempcorrx", &sprom->tempcorrx, 0,
429 fallback);
430 nvram_read_u8(prefix, NULL, "tempsense_option",
431 &sprom->tempsense_option, 0, fallback);
432 nvram_read_u8(prefix, NULL, "freqoffset_corr",
433 &sprom->freqoffset_corr, 0, fallback);
434 nvram_read_u8(prefix, NULL, "iqcal_swp_dis", &sprom->iqcal_swp_dis, 0,
435 fallback);
436 nvram_read_u8(prefix, NULL, "hw_iqcal_en", &sprom->hw_iqcal_en, 0,
437 fallback);
438 nvram_read_u8(prefix, NULL, "elna2g", &sprom->elna2g, 0, fallback);
439 nvram_read_u8(prefix, NULL, "elna5g", &sprom->elna5g, 0, fallback);
440 nvram_read_u8(prefix, NULL, "phycal_tempdelta",
441 &sprom->phycal_tempdelta, 0, fallback);
442 nvram_read_u8(prefix, NULL, "temps_period", &sprom->temps_period, 0,
443 fallback);
444 nvram_read_u8(prefix, NULL, "temps_hysteresis",
445 &sprom->temps_hysteresis, 0, fallback);
446 nvram_read_u8(prefix, NULL, "measpower1", &sprom->measpower1, 0,
447 fallback);
448 nvram_read_u8(prefix, NULL, "measpower2", &sprom->measpower2, 0,
449 fallback);
450 nvram_read_u8(prefix, NULL, "rxgainerr2ga0",
451 &sprom->rxgainerr2ga[0], 0, fallback);
452 nvram_read_u8(prefix, NULL, "rxgainerr2ga1",
453 &sprom->rxgainerr2ga[1], 0, fallback);
454 nvram_read_u8(prefix, NULL, "rxgainerr2ga2",
455 &sprom->rxgainerr2ga[2], 0, fallback);
456 nvram_read_u8(prefix, NULL, "rxgainerr5gla0",
457 &sprom->rxgainerr5gla[0], 0, fallback);
458 nvram_read_u8(prefix, NULL, "rxgainerr5gla1",
459 &sprom->rxgainerr5gla[1], 0, fallback);
460 nvram_read_u8(prefix, NULL, "rxgainerr5gla2",
461 &sprom->rxgainerr5gla[2], 0, fallback);
462 nvram_read_u8(prefix, NULL, "rxgainerr5gma0",
463 &sprom->rxgainerr5gma[0], 0, fallback);
464 nvram_read_u8(prefix, NULL, "rxgainerr5gma1",
465 &sprom->rxgainerr5gma[1], 0, fallback);
466 nvram_read_u8(prefix, NULL, "rxgainerr5gma2",
467 &sprom->rxgainerr5gma[2], 0, fallback);
468 nvram_read_u8(prefix, NULL, "rxgainerr5gha0",
469 &sprom->rxgainerr5gha[0], 0, fallback);
470 nvram_read_u8(prefix, NULL, "rxgainerr5gha1",
471 &sprom->rxgainerr5gha[1], 0, fallback);
472 nvram_read_u8(prefix, NULL, "rxgainerr5gha2",
473 &sprom->rxgainerr5gha[2], 0, fallback);
474 nvram_read_u8(prefix, NULL, "rxgainerr5gua0",
475 &sprom->rxgainerr5gua[0], 0, fallback);
476 nvram_read_u8(prefix, NULL, "rxgainerr5gua1",
477 &sprom->rxgainerr5gua[1], 0, fallback);
478 nvram_read_u8(prefix, NULL, "rxgainerr5gua2",
479 &sprom->rxgainerr5gua[2], 0, fallback);
480 nvram_read_u8(prefix, NULL, "noiselvl2ga0", &sprom->noiselvl2ga[0], 0,
481 fallback);
482 nvram_read_u8(prefix, NULL, "noiselvl2ga1", &sprom->noiselvl2ga[1], 0,
483 fallback);
484 nvram_read_u8(prefix, NULL, "noiselvl2ga2", &sprom->noiselvl2ga[2], 0,
485 fallback);
486 nvram_read_u8(prefix, NULL, "noiselvl5gla0",
487 &sprom->noiselvl5gla[0], 0, fallback);
488 nvram_read_u8(prefix, NULL, "noiselvl5gla1",
489 &sprom->noiselvl5gla[1], 0, fallback);
490 nvram_read_u8(prefix, NULL, "noiselvl5gla2",
491 &sprom->noiselvl5gla[2], 0, fallback);
492 nvram_read_u8(prefix, NULL, "noiselvl5gma0",
493 &sprom->noiselvl5gma[0], 0, fallback);
494 nvram_read_u8(prefix, NULL, "noiselvl5gma1",
495 &sprom->noiselvl5gma[1], 0, fallback);
496 nvram_read_u8(prefix, NULL, "noiselvl5gma2",
497 &sprom->noiselvl5gma[2], 0, fallback);
498 nvram_read_u8(prefix, NULL, "noiselvl5gha0",
499 &sprom->noiselvl5gha[0], 0, fallback);
500 nvram_read_u8(prefix, NULL, "noiselvl5gha1",
501 &sprom->noiselvl5gha[1], 0, fallback);
502 nvram_read_u8(prefix, NULL, "noiselvl5gha2",
503 &sprom->noiselvl5gha[2], 0, fallback);
504 nvram_read_u8(prefix, NULL, "noiselvl5gua0",
505 &sprom->noiselvl5gua[0], 0, fallback);
506 nvram_read_u8(prefix, NULL, "noiselvl5gua1",
507 &sprom->noiselvl5gua[1], 0, fallback);
508 nvram_read_u8(prefix, NULL, "noiselvl5gua2",
509 &sprom->noiselvl5gua[2], 0, fallback);
510 nvram_read_u8(prefix, NULL, "pcieingress_war",
511 &sprom->pcieingress_war, 0, fallback);
512 }
513
514 static void bcm47xx_fill_sprom_r9(struct ssb_sprom *sprom, const char *prefix,
515 bool fallback)
516 {
517 nvram_read_u16(prefix, NULL, "cckbw202gpo", &sprom->cckbw202gpo, 0,
518 fallback);
519 nvram_read_u16(prefix, NULL, "cckbw20ul2gpo", &sprom->cckbw20ul2gpo, 0,
520 fallback);
521 nvram_read_u32(prefix, NULL, "legofdmbw202gpo",
522 &sprom->legofdmbw202gpo, 0, fallback);
523 nvram_read_u32(prefix, NULL, "legofdmbw20ul2gpo",
524 &sprom->legofdmbw20ul2gpo, 0, fallback);
525 nvram_read_u32(prefix, NULL, "legofdmbw205glpo",
526 &sprom->legofdmbw205glpo, 0, fallback);
527 nvram_read_u32(prefix, NULL, "legofdmbw20ul5glpo",
528 &sprom->legofdmbw20ul5glpo, 0, fallback);
529 nvram_read_u32(prefix, NULL, "legofdmbw205gmpo",
530 &sprom->legofdmbw205gmpo, 0, fallback);
531 nvram_read_u32(prefix, NULL, "legofdmbw20ul5gmpo",
532 &sprom->legofdmbw20ul5gmpo, 0, fallback);
533 nvram_read_u32(prefix, NULL, "legofdmbw205ghpo",
534 &sprom->legofdmbw205ghpo, 0, fallback);
535 nvram_read_u32(prefix, NULL, "legofdmbw20ul5ghpo",
536 &sprom->legofdmbw20ul5ghpo, 0, fallback);
537 nvram_read_u32(prefix, NULL, "mcsbw202gpo", &sprom->mcsbw202gpo, 0,
538 fallback);
539 nvram_read_u32(prefix, NULL, "mcsbw20ul2gpo", &sprom->mcsbw20ul2gpo, 0,
540 fallback);
541 nvram_read_u32(prefix, NULL, "mcsbw402gpo", &sprom->mcsbw402gpo, 0,
542 fallback);
543 nvram_read_u32(prefix, NULL, "mcsbw205glpo", &sprom->mcsbw205glpo, 0,
544 fallback);
545 nvram_read_u32(prefix, NULL, "mcsbw20ul5glpo",
546 &sprom->mcsbw20ul5glpo, 0, fallback);
547 nvram_read_u32(prefix, NULL, "mcsbw405glpo", &sprom->mcsbw405glpo, 0,
548 fallback);
549 nvram_read_u32(prefix, NULL, "mcsbw205gmpo", &sprom->mcsbw205gmpo, 0,
550 fallback);
551 nvram_read_u32(prefix, NULL, "mcsbw20ul5gmpo",
552 &sprom->mcsbw20ul5gmpo, 0, fallback);
553 nvram_read_u32(prefix, NULL, "mcsbw405gmpo", &sprom->mcsbw405gmpo, 0,
554 fallback);
555 nvram_read_u32(prefix, NULL, "mcsbw205ghpo", &sprom->mcsbw205ghpo, 0,
556 fallback);
557 nvram_read_u32(prefix, NULL, "mcsbw20ul5ghpo",
558 &sprom->mcsbw20ul5ghpo, 0, fallback);
559 nvram_read_u32(prefix, NULL, "mcsbw405ghpo", &sprom->mcsbw405ghpo, 0,
560 fallback);
561 nvram_read_u16(prefix, NULL, "mcs32po", &sprom->mcs32po, 0, fallback);
562 nvram_read_u16(prefix, NULL, "legofdm40duppo",
563 &sprom->legofdm40duppo, 0, fallback);
564 nvram_read_u8(prefix, NULL, "sar2g", &sprom->sar2g, 0, fallback);
565 nvram_read_u8(prefix, NULL, "sar5g", &sprom->sar5g, 0, fallback);
566 }
567
568 static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom,
569 const char *prefix, bool fallback)
570 {
571 char postfix[2];
572 int i;
573
574 for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
575 struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
576 snprintf(postfix, sizeof(postfix), "%i", i);
577 nvram_read_u8(prefix, postfix, "maxp2ga",
578 &pwr_info->maxpwr_2g, 0, fallback);
579 nvram_read_u8(prefix, postfix, "itt2ga",
580 &pwr_info->itssi_2g, 0, fallback);
581 nvram_read_u8(prefix, postfix, "itt5ga",
582 &pwr_info->itssi_5g, 0, fallback);
583 nvram_read_u16(prefix, postfix, "pa2gw0a",
584 &pwr_info->pa_2g[0], 0, fallback);
585 nvram_read_u16(prefix, postfix, "pa2gw1a",
586 &pwr_info->pa_2g[1], 0, fallback);
587 nvram_read_u16(prefix, postfix, "pa2gw2a",
588 &pwr_info->pa_2g[2], 0, fallback);
589 nvram_read_u8(prefix, postfix, "maxp5ga",
590 &pwr_info->maxpwr_5g, 0, fallback);
591 nvram_read_u8(prefix, postfix, "maxp5gha",
592 &pwr_info->maxpwr_5gh, 0, fallback);
593 nvram_read_u8(prefix, postfix, "maxp5gla",
594 &pwr_info->maxpwr_5gl, 0, fallback);
595 nvram_read_u16(prefix, postfix, "pa5gw0a",
596 &pwr_info->pa_5g[0], 0, fallback);
597 nvram_read_u16(prefix, postfix, "pa5gw1a",
598 &pwr_info->pa_5g[1], 0, fallback);
599 nvram_read_u16(prefix, postfix, "pa5gw2a",
600 &pwr_info->pa_5g[2], 0, fallback);
601 nvram_read_u16(prefix, postfix, "pa5glw0a",
602 &pwr_info->pa_5gl[0], 0, fallback);
603 nvram_read_u16(prefix, postfix, "pa5glw1a",
604 &pwr_info->pa_5gl[1], 0, fallback);
605 nvram_read_u16(prefix, postfix, "pa5glw2a",
606 &pwr_info->pa_5gl[2], 0, fallback);
607 nvram_read_u16(prefix, postfix, "pa5ghw0a",
608 &pwr_info->pa_5gh[0], 0, fallback);
609 nvram_read_u16(prefix, postfix, "pa5ghw1a",
610 &pwr_info->pa_5gh[1], 0, fallback);
611 nvram_read_u16(prefix, postfix, "pa5ghw2a",
612 &pwr_info->pa_5gh[2], 0, fallback);
613 }
614 }
615
616 static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom,
617 const char *prefix, bool fallback)
618 {
619 char postfix[2];
620 int i;
621
622 for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
623 struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
624 snprintf(postfix, sizeof(postfix), "%i", i);
625 nvram_read_u16(prefix, postfix, "pa2gw3a",
626 &pwr_info->pa_2g[3], 0, fallback);
627 nvram_read_u16(prefix, postfix, "pa5gw3a",
628 &pwr_info->pa_5g[3], 0, fallback);
629 nvram_read_u16(prefix, postfix, "pa5glw3a",
630 &pwr_info->pa_5gl[3], 0, fallback);
631 nvram_read_u16(prefix, postfix, "pa5ghw3a",
632 &pwr_info->pa_5gh[3], 0, fallback);
633 }
634 }
635
636 static bool bcm47xx_is_valid_mac(u8 *mac)
637 {
638 return mac && !(mac[0] == 0x00 && mac[1] == 0x90 && mac[2] == 0x4c);
639 }
640
641 static int bcm47xx_increase_mac_addr(u8 *mac, u8 num)
642 {
643 u8 *oui = mac + ETH_ALEN/2 - 1;
644 u8 *p = mac + ETH_ALEN - 1;
645
646 do {
647 (*p) += num;
648 if (*p > num)
649 break;
650 p--;
651 num = 1;
652 } while (p != oui);
653
654 if (p == oui) {
655 pr_err("unable to fetch mac address\n");
656 return -ENOENT;
657 }
658 return 0;
659 }
660
661 static int mac_addr_used = 2;
662
663 static void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom,
664 const char *prefix, bool fallback)
665 {
666 nvram_read_macaddr(prefix, "et0macaddr", sprom->et0mac, fallback);
667 nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0,
668 fallback);
669 nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0,
670 fallback);
671
672 nvram_read_macaddr(prefix, "et1macaddr", sprom->et1mac, fallback);
673 nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0,
674 fallback);
675 nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0,
676 fallback);
677
678 nvram_read_macaddr(prefix, "macaddr", sprom->il0mac, fallback);
679 nvram_read_macaddr(prefix, "il0macaddr", sprom->il0mac, fallback);
680
681 /* The address prefix 00:90:4C is used by Broadcom in their initial
682 configuration. When a mac address with the prefix 00:90:4C is used
683 all devices from the same series are sharing the same mac address.
684 To prevent mac address collisions we replace them with a mac address
685 based on the base address. */
686 if (!bcm47xx_is_valid_mac(sprom->il0mac)) {
687 u8 mac[6];
688
689 nvram_read_macaddr(NULL, "et0macaddr", mac, false);
690 if (bcm47xx_is_valid_mac(mac)) {
691 int err = bcm47xx_increase_mac_addr(mac, mac_addr_used);
692
693 if (!err) {
694 ether_addr_copy(sprom->il0mac, mac);
695 mac_addr_used++;
696 }
697 }
698 }
699 }
700
701 static void bcm47xx_fill_board_data(struct ssb_sprom *sprom, const char *prefix,
702 bool fallback)
703 {
704 nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0, true);
705 nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0,
706 fallback);
707 nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0, true);
708 nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
709 &sprom->boardflags_hi, fallback);
710 nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo,
711 &sprom->boardflags2_hi, fallback);
712 }
713
714 void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix,
715 bool fallback)
716 {
717 bcm47xx_fill_sprom_ethernet(sprom, prefix, fallback);
718 bcm47xx_fill_board_data(sprom, prefix, fallback);
719
720 nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0, fallback);
721
722 switch (sprom->revision) {
723 case 1:
724 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
725 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
726 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
727 break;
728 case 2:
729 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
730 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
731 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
732 break;
733 case 3:
734 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
735 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
736 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
737 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
738 bcm47xx_fill_sprom_r3(sprom, prefix, fallback);
739 break;
740 case 4:
741 case 5:
742 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
743 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
744 bcm47xx_fill_sprom_r458(sprom, prefix, fallback);
745 bcm47xx_fill_sprom_r45(sprom, prefix, fallback);
746 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
747 bcm47xx_fill_sprom_path_r45(sprom, prefix, fallback);
748 break;
749 case 8:
750 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
751 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
752 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
753 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
754 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
755 bcm47xx_fill_sprom_r458(sprom, prefix, fallback);
756 bcm47xx_fill_sprom_r89(sprom, prefix, fallback);
757 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
758 break;
759 case 9:
760 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
761 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
762 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
763 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
764 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
765 bcm47xx_fill_sprom_r89(sprom, prefix, fallback);
766 bcm47xx_fill_sprom_r9(sprom, prefix, fallback);
767 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
768 break;
769 default:
770 pr_warn("Unsupported SPROM revision %d detected. Will extract"
771 " v1\n", sprom->revision);
772 sprom->revision = 1;
773 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
774 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
775 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
776 }
777 }
778
779 #ifdef CONFIG_BCM47XX_SSB
780 void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo,
781 const char *prefix)
782 {
783 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
784 true);
785 if (!boardinfo->vendor)
786 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
787
788 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
789 }
790 #endif
791
792 #ifdef CONFIG_BCM47XX_BCMA
793 void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo,
794 const char *prefix)
795 {
796 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
797 true);
798 if (!boardinfo->vendor)
799 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
800
801 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
802 }
803 #endif
Linux with added FPC-III support