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424047e6 MB |
1 | /* |
2 | ||
3 | Broadcom B43 wireless driver | |
4 | IEEE 802.11n PHY support | |
5 | ||
eb032b98 | 6 | Copyright (c) 2008 Michael Buesch <m@bues.ch> |
108f4f3c | 7 | Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com> |
424047e6 MB |
8 | |
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; see the file COPYING. If not, write to | |
21 | the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, | |
22 | Boston, MA 02110-1301, USA. | |
23 | ||
24 | */ | |
25 | ||
819d772b | 26 | #include <linux/delay.h> |
5a0e3ad6 | 27 | #include <linux/slab.h> |
819d772b JL |
28 | #include <linux/types.h> |
29 | ||
424047e6 | 30 | #include "b43.h" |
3d0da751 | 31 | #include "phy_n.h" |
53a6e234 | 32 | #include "tables_nphy.h" |
6db507ff | 33 | #include "radio_2055.h" |
5161bec5 | 34 | #include "radio_2056.h" |
bbec398c | 35 | #include "main.h" |
424047e6 | 36 | |
f8187b5b RM |
37 | struct nphy_txgains { |
38 | u16 txgm[2]; | |
39 | u16 pga[2]; | |
40 | u16 pad[2]; | |
41 | u16 ipa[2]; | |
42 | }; | |
43 | ||
44 | struct nphy_iqcal_params { | |
45 | u16 txgm; | |
46 | u16 pga; | |
47 | u16 pad; | |
48 | u16 ipa; | |
49 | u16 cal_gain; | |
50 | u16 ncorr[5]; | |
51 | }; | |
52 | ||
53 | struct nphy_iq_est { | |
54 | s32 iq0_prod; | |
55 | u32 i0_pwr; | |
56 | u32 q0_pwr; | |
57 | s32 iq1_prod; | |
58 | u32 i1_pwr; | |
59 | u32 q1_pwr; | |
60 | }; | |
424047e6 | 61 | |
67c0d6e2 RM |
62 | enum b43_nphy_rf_sequence { |
63 | B43_RFSEQ_RX2TX, | |
64 | B43_RFSEQ_TX2RX, | |
65 | B43_RFSEQ_RESET2RX, | |
66 | B43_RFSEQ_UPDATE_GAINH, | |
67 | B43_RFSEQ_UPDATE_GAINL, | |
68 | B43_RFSEQ_UPDATE_GAINU, | |
69 | }; | |
70 | ||
76b002bd RM |
71 | enum b43_nphy_rssi_type { |
72 | B43_NPHY_RSSI_X = 0, | |
73 | B43_NPHY_RSSI_Y, | |
74 | B43_NPHY_RSSI_Z, | |
75 | B43_NPHY_RSSI_PWRDET, | |
76 | B43_NPHY_RSSI_TSSI_I, | |
77 | B43_NPHY_RSSI_TSSI_Q, | |
78 | B43_NPHY_RSSI_TBD, | |
79 | }; | |
80 | ||
c002831a RM |
81 | static inline bool b43_nphy_ipa(struct b43_wldev *dev) |
82 | { | |
83 | enum ieee80211_band band = b43_current_band(dev->wl); | |
84 | return ((dev->phy.n->ipa2g_on && band == IEEE80211_BAND_2GHZ) || | |
85 | (dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ)); | |
86 | } | |
87 | ||
ab499217 RM |
88 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetIpaGainTbl */ |
89 | static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev) | |
90 | { | |
91 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
92 | if (dev->phy.rev >= 6) { | |
93 | if (dev->dev->chip_id == 47162) | |
94 | return txpwrctrl_tx_gain_ipa_rev5; | |
95 | return txpwrctrl_tx_gain_ipa_rev6; | |
96 | } else if (dev->phy.rev >= 5) { | |
97 | return txpwrctrl_tx_gain_ipa_rev5; | |
98 | } else { | |
99 | return txpwrctrl_tx_gain_ipa; | |
100 | } | |
101 | } else { | |
102 | return txpwrctrl_tx_gain_ipa_5g; | |
103 | } | |
104 | } | |
105 | ||
106 | /************************************************** | |
107 | * RF (just without b43_nphy_rf_control_intc_override) | |
108 | **************************************************/ | |
109 | ||
110 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */ | |
111 | static void b43_nphy_force_rf_sequence(struct b43_wldev *dev, | |
112 | enum b43_nphy_rf_sequence seq) | |
113 | { | |
114 | static const u16 trigger[] = { | |
115 | [B43_RFSEQ_RX2TX] = B43_NPHY_RFSEQTR_RX2TX, | |
116 | [B43_RFSEQ_TX2RX] = B43_NPHY_RFSEQTR_TX2RX, | |
117 | [B43_RFSEQ_RESET2RX] = B43_NPHY_RFSEQTR_RST2RX, | |
118 | [B43_RFSEQ_UPDATE_GAINH] = B43_NPHY_RFSEQTR_UPGH, | |
119 | [B43_RFSEQ_UPDATE_GAINL] = B43_NPHY_RFSEQTR_UPGL, | |
120 | [B43_RFSEQ_UPDATE_GAINU] = B43_NPHY_RFSEQTR_UPGU, | |
121 | }; | |
122 | int i; | |
123 | u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE); | |
124 | ||
125 | B43_WARN_ON(seq >= ARRAY_SIZE(trigger)); | |
126 | ||
127 | b43_phy_set(dev, B43_NPHY_RFSEQMODE, | |
128 | B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER); | |
129 | b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]); | |
130 | for (i = 0; i < 200; i++) { | |
131 | if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq])) | |
132 | goto ok; | |
133 | msleep(1); | |
134 | } | |
135 | b43err(dev->wl, "RF sequence status timeout\n"); | |
136 | ok: | |
137 | b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); | |
138 | } | |
139 | ||
140 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */ | |
141 | static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field, | |
142 | u16 value, u8 core, bool off) | |
143 | { | |
144 | int i; | |
145 | u8 index = fls(field); | |
146 | u8 addr, en_addr, val_addr; | |
147 | /* we expect only one bit set */ | |
148 | B43_WARN_ON(field & (~(1 << (index - 1)))); | |
149 | ||
150 | if (dev->phy.rev >= 3) { | |
151 | const struct nphy_rf_control_override_rev3 *rf_ctrl; | |
152 | for (i = 0; i < 2; i++) { | |
153 | if (index == 0 || index == 16) { | |
154 | b43err(dev->wl, | |
155 | "Unsupported RF Ctrl Override call\n"); | |
156 | return; | |
157 | } | |
158 | ||
159 | rf_ctrl = &tbl_rf_control_override_rev3[index - 1]; | |
160 | en_addr = B43_PHY_N((i == 0) ? | |
161 | rf_ctrl->en_addr0 : rf_ctrl->en_addr1); | |
162 | val_addr = B43_PHY_N((i == 0) ? | |
163 | rf_ctrl->val_addr0 : rf_ctrl->val_addr1); | |
164 | ||
165 | if (off) { | |
166 | b43_phy_mask(dev, en_addr, ~(field)); | |
167 | b43_phy_mask(dev, val_addr, | |
168 | ~(rf_ctrl->val_mask)); | |
169 | } else { | |
b97c0718 | 170 | if (core == 0 || ((1 << i) & core)) { |
ab499217 RM |
171 | b43_phy_set(dev, en_addr, field); |
172 | b43_phy_maskset(dev, val_addr, | |
173 | ~(rf_ctrl->val_mask), | |
174 | (value << rf_ctrl->val_shift)); | |
175 | } | |
176 | } | |
177 | } | |
178 | } else { | |
179 | const struct nphy_rf_control_override_rev2 *rf_ctrl; | |
180 | if (off) { | |
181 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field)); | |
182 | value = 0; | |
183 | } else { | |
184 | b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field); | |
185 | } | |
186 | ||
187 | for (i = 0; i < 2; i++) { | |
188 | if (index <= 1 || index == 16) { | |
189 | b43err(dev->wl, | |
190 | "Unsupported RF Ctrl Override call\n"); | |
191 | return; | |
192 | } | |
193 | ||
194 | if (index == 2 || index == 10 || | |
195 | (index >= 13 && index <= 15)) { | |
196 | core = 1; | |
197 | } | |
198 | ||
199 | rf_ctrl = &tbl_rf_control_override_rev2[index - 2]; | |
200 | addr = B43_PHY_N((i == 0) ? | |
201 | rf_ctrl->addr0 : rf_ctrl->addr1); | |
202 | ||
b97c0718 | 203 | if ((1 << i) & core) |
ab499217 RM |
204 | b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask), |
205 | (value << rf_ctrl->shift)); | |
206 | ||
207 | b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1); | |
208 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
209 | B43_NPHY_RFCTL_CMD_START); | |
210 | udelay(1); | |
211 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE); | |
212 | } | |
213 | } | |
214 | } | |
215 | ||
216 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */ | |
217 | static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field, | |
218 | u16 value, u8 core) | |
219 | { | |
220 | u8 i, j; | |
221 | u16 reg, tmp, val; | |
222 | ||
223 | B43_WARN_ON(dev->phy.rev < 3); | |
224 | B43_WARN_ON(field > 4); | |
225 | ||
226 | for (i = 0; i < 2; i++) { | |
227 | if ((core == 1 && i == 1) || (core == 2 && !i)) | |
228 | continue; | |
229 | ||
230 | reg = (i == 0) ? | |
231 | B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2; | |
232 | b43_phy_mask(dev, reg, 0xFBFF); | |
233 | ||
234 | switch (field) { | |
235 | case 0: | |
236 | b43_phy_write(dev, reg, 0); | |
237 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); | |
238 | break; | |
239 | case 1: | |
240 | if (!i) { | |
241 | b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1, | |
242 | 0xFC3F, (value << 6)); | |
243 | b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1, | |
244 | 0xFFFE, 1); | |
245 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
246 | B43_NPHY_RFCTL_CMD_START); | |
247 | for (j = 0; j < 100; j++) { | |
248 | if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START) { | |
249 | j = 0; | |
250 | break; | |
251 | } | |
252 | udelay(10); | |
253 | } | |
254 | if (j) | |
255 | b43err(dev->wl, | |
256 | "intc override timeout\n"); | |
257 | b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, | |
258 | 0xFFFE); | |
259 | } else { | |
260 | b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2, | |
261 | 0xFC3F, (value << 6)); | |
262 | b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, | |
263 | 0xFFFE, 1); | |
264 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
265 | B43_NPHY_RFCTL_CMD_RXTX); | |
266 | for (j = 0; j < 100; j++) { | |
267 | if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX) { | |
268 | j = 0; | |
269 | break; | |
270 | } | |
271 | udelay(10); | |
272 | } | |
273 | if (j) | |
274 | b43err(dev->wl, | |
275 | "intc override timeout\n"); | |
276 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, | |
277 | 0xFFFE); | |
278 | } | |
279 | break; | |
280 | case 2: | |
281 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
282 | tmp = 0x0020; | |
283 | val = value << 5; | |
284 | } else { | |
285 | tmp = 0x0010; | |
286 | val = value << 4; | |
287 | } | |
288 | b43_phy_maskset(dev, reg, ~tmp, val); | |
289 | break; | |
290 | case 3: | |
291 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
292 | tmp = 0x0001; | |
293 | val = value; | |
294 | } else { | |
295 | tmp = 0x0004; | |
296 | val = value << 2; | |
297 | } | |
298 | b43_phy_maskset(dev, reg, ~tmp, val); | |
299 | break; | |
300 | case 4: | |
301 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
302 | tmp = 0x0002; | |
303 | val = value << 1; | |
304 | } else { | |
305 | tmp = 0x0008; | |
306 | val = value << 3; | |
307 | } | |
308 | b43_phy_maskset(dev, reg, ~tmp, val); | |
309 | break; | |
310 | } | |
311 | } | |
312 | } | |
313 | ||
314 | /************************************************** | |
315 | * Various PHY ops | |
316 | **************************************************/ | |
317 | ||
318 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */ | |
319 | static void b43_nphy_write_clip_detection(struct b43_wldev *dev, | |
320 | const u16 *clip_st) | |
321 | { | |
322 | b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]); | |
323 | b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]); | |
324 | } | |
325 | ||
326 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */ | |
327 | static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st) | |
328 | { | |
329 | clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES); | |
330 | clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES); | |
331 | } | |
332 | ||
333 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */ | |
334 | static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val) | |
335 | { | |
336 | u16 tmp; | |
337 | ||
338 | if (dev->dev->core_rev == 16) | |
339 | b43_mac_suspend(dev); | |
340 | ||
341 | tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL); | |
342 | tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN | | |
343 | B43_NPHY_CLASSCTL_WAITEDEN); | |
344 | tmp &= ~mask; | |
345 | tmp |= (val & mask); | |
346 | b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp); | |
347 | ||
348 | if (dev->dev->core_rev == 16) | |
349 | b43_mac_enable(dev); | |
350 | ||
351 | return tmp; | |
352 | } | |
353 | ||
354 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */ | |
355 | static void b43_nphy_reset_cca(struct b43_wldev *dev) | |
356 | { | |
357 | u16 bbcfg; | |
358 | ||
359 | b43_phy_force_clock(dev, 1); | |
360 | bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG); | |
361 | b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA); | |
362 | udelay(1); | |
363 | b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA); | |
364 | b43_phy_force_clock(dev, 0); | |
365 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); | |
366 | } | |
367 | ||
368 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */ | |
369 | static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable) | |
370 | { | |
371 | struct b43_phy *phy = &dev->phy; | |
372 | struct b43_phy_n *nphy = phy->n; | |
373 | ||
374 | if (enable) { | |
375 | static const u16 clip[] = { 0xFFFF, 0xFFFF }; | |
376 | if (nphy->deaf_count++ == 0) { | |
377 | nphy->classifier_state = b43_nphy_classifier(dev, 0, 0); | |
378 | b43_nphy_classifier(dev, 0x7, 0); | |
379 | b43_nphy_read_clip_detection(dev, nphy->clip_state); | |
380 | b43_nphy_write_clip_detection(dev, clip); | |
381 | } | |
382 | b43_nphy_reset_cca(dev); | |
383 | } else { | |
384 | if (--nphy->deaf_count == 0) { | |
385 | b43_nphy_classifier(dev, 0x7, nphy->classifier_state); | |
386 | b43_nphy_write_clip_detection(dev, nphy->clip_state); | |
387 | } | |
388 | } | |
389 | } | |
390 | ||
64712095 RM |
391 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */ |
392 | static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev) | |
393 | { | |
394 | struct b43_phy_n *nphy = dev->phy.n; | |
395 | ||
396 | u8 i; | |
397 | s16 tmp; | |
398 | u16 data[4]; | |
399 | s16 gain[2]; | |
400 | u16 minmax[2]; | |
401 | static const u16 lna_gain[4] = { -2, 10, 19, 25 }; | |
402 | ||
403 | if (nphy->hang_avoid) | |
404 | b43_nphy_stay_in_carrier_search(dev, 1); | |
405 | ||
406 | if (nphy->gain_boost) { | |
407 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
408 | gain[0] = 6; | |
409 | gain[1] = 6; | |
410 | } else { | |
411 | tmp = 40370 - 315 * dev->phy.channel; | |
412 | gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1)); | |
413 | tmp = 23242 - 224 * dev->phy.channel; | |
414 | gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1)); | |
415 | } | |
416 | } else { | |
417 | gain[0] = 0; | |
418 | gain[1] = 0; | |
419 | } | |
420 | ||
421 | for (i = 0; i < 2; i++) { | |
422 | if (nphy->elna_gain_config) { | |
423 | data[0] = 19 + gain[i]; | |
424 | data[1] = 25 + gain[i]; | |
425 | data[2] = 25 + gain[i]; | |
426 | data[3] = 25 + gain[i]; | |
427 | } else { | |
428 | data[0] = lna_gain[0] + gain[i]; | |
429 | data[1] = lna_gain[1] + gain[i]; | |
430 | data[2] = lna_gain[2] + gain[i]; | |
431 | data[3] = lna_gain[3] + gain[i]; | |
432 | } | |
433 | b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data); | |
434 | ||
435 | minmax[i] = 23 + gain[i]; | |
436 | } | |
437 | ||
438 | b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN, | |
439 | minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT); | |
440 | b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN, | |
441 | minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT); | |
442 | ||
443 | if (nphy->hang_avoid) | |
444 | b43_nphy_stay_in_carrier_search(dev, 0); | |
445 | } | |
446 | ||
ab499217 RM |
447 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */ |
448 | static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd, | |
449 | u8 *events, u8 *delays, u8 length) | |
450 | { | |
451 | struct b43_phy_n *nphy = dev->phy.n; | |
452 | u8 i; | |
453 | u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F; | |
454 | u16 offset1 = cmd << 4; | |
455 | u16 offset2 = offset1 + 0x80; | |
456 | ||
457 | if (nphy->hang_avoid) | |
458 | b43_nphy_stay_in_carrier_search(dev, true); | |
459 | ||
460 | b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events); | |
461 | b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays); | |
462 | ||
463 | for (i = length; i < 16; i++) { | |
464 | b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end); | |
465 | b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1); | |
466 | } | |
467 | ||
468 | if (nphy->hang_avoid) | |
469 | b43_nphy_stay_in_carrier_search(dev, false); | |
470 | } | |
471 | ||
472 | /************************************************** | |
884a5228 | 473 | * Radio 0x2056 |
ab499217 RM |
474 | **************************************************/ |
475 | ||
d4814e69 RM |
476 | static void b43_chantab_radio_2056_upload(struct b43_wldev *dev, |
477 | const struct b43_nphy_channeltab_entry_rev3 *e) | |
478 | { | |
479 | b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1); | |
480 | b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2); | |
481 | b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv); | |
482 | b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2); | |
483 | b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1); | |
484 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, | |
485 | e->radio_syn_pll_loopfilter1); | |
486 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, | |
487 | e->radio_syn_pll_loopfilter2); | |
488 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3, | |
489 | e->radio_syn_pll_loopfilter3); | |
490 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, | |
491 | e->radio_syn_pll_loopfilter4); | |
492 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5, | |
493 | e->radio_syn_pll_loopfilter5); | |
494 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27, | |
495 | e->radio_syn_reserved_addr27); | |
496 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28, | |
497 | e->radio_syn_reserved_addr28); | |
498 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29, | |
499 | e->radio_syn_reserved_addr29); | |
500 | b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1, | |
501 | e->radio_syn_logen_vcobuf1); | |
502 | b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2); | |
503 | b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3); | |
504 | b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4); | |
505 | ||
506 | b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE, | |
507 | e->radio_rx0_lnaa_tune); | |
508 | b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE, | |
509 | e->radio_rx0_lnag_tune); | |
510 | ||
511 | b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE, | |
512 | e->radio_tx0_intpaa_boost_tune); | |
513 | b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE, | |
514 | e->radio_tx0_intpag_boost_tune); | |
515 | b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE, | |
516 | e->radio_tx0_pada_boost_tune); | |
517 | b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE, | |
518 | e->radio_tx0_padg_boost_tune); | |
519 | b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE, | |
520 | e->radio_tx0_pgaa_boost_tune); | |
521 | b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE, | |
522 | e->radio_tx0_pgag_boost_tune); | |
523 | b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE, | |
524 | e->radio_tx0_mixa_boost_tune); | |
525 | b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE, | |
526 | e->radio_tx0_mixg_boost_tune); | |
527 | ||
528 | b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE, | |
529 | e->radio_rx1_lnaa_tune); | |
530 | b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE, | |
531 | e->radio_rx1_lnag_tune); | |
532 | ||
533 | b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE, | |
534 | e->radio_tx1_intpaa_boost_tune); | |
535 | b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE, | |
536 | e->radio_tx1_intpag_boost_tune); | |
537 | b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE, | |
538 | e->radio_tx1_pada_boost_tune); | |
539 | b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE, | |
540 | e->radio_tx1_padg_boost_tune); | |
541 | b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE, | |
542 | e->radio_tx1_pgaa_boost_tune); | |
543 | b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE, | |
544 | e->radio_tx1_pgag_boost_tune); | |
545 | b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE, | |
546 | e->radio_tx1_mixa_boost_tune); | |
547 | b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE, | |
548 | e->radio_tx1_mixg_boost_tune); | |
549 | } | |
550 | ||
551 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */ | |
552 | static void b43_radio_2056_setup(struct b43_wldev *dev, | |
553 | const struct b43_nphy_channeltab_entry_rev3 *e) | |
554 | { | |
38646eba RM |
555 | struct ssb_sprom *sprom = dev->dev->bus_sprom; |
556 | enum ieee80211_band band = b43_current_band(dev->wl); | |
557 | u16 offset; | |
558 | u8 i; | |
559 | u16 bias, cbias, pag_boost, pgag_boost, mixg_boost, padg_boost; | |
560 | ||
d4814e69 RM |
561 | B43_WARN_ON(dev->phy.rev < 3); |
562 | ||
563 | b43_chantab_radio_2056_upload(dev, e); | |
38646eba RM |
564 | b2056_upload_syn_pll_cp2(dev, band == IEEE80211_BAND_5GHZ); |
565 | ||
566 | if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR && | |
567 | b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
568 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); | |
569 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F); | |
570 | if (dev->dev->chip_id == 0x4716) { | |
571 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14); | |
572 | b43_radio_write(dev, B2056_SYN_PLL_CP2, 0); | |
573 | } else { | |
574 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B); | |
575 | b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14); | |
576 | } | |
577 | } | |
578 | if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR && | |
579 | b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
580 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); | |
581 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F); | |
582 | b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x05); | |
583 | b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C); | |
584 | } | |
585 | ||
586 | if (dev->phy.n->ipa2g_on && band == IEEE80211_BAND_2GHZ) { | |
587 | for (i = 0; i < 2; i++) { | |
588 | offset = i ? B2056_TX1 : B2056_TX0; | |
589 | if (dev->phy.rev >= 5) { | |
590 | b43_radio_write(dev, | |
591 | offset | B2056_TX_PADG_IDAC, 0xcc); | |
592 | ||
593 | if (dev->dev->chip_id == 0x4716) { | |
594 | bias = 0x40; | |
595 | cbias = 0x45; | |
596 | pag_boost = 0x5; | |
597 | pgag_boost = 0x33; | |
598 | mixg_boost = 0x55; | |
599 | } else { | |
600 | bias = 0x25; | |
601 | cbias = 0x20; | |
602 | pag_boost = 0x4; | |
603 | pgag_boost = 0x03; | |
604 | mixg_boost = 0x65; | |
605 | } | |
606 | padg_boost = 0x77; | |
607 | ||
608 | b43_radio_write(dev, | |
609 | offset | B2056_TX_INTPAG_IMAIN_STAT, | |
610 | bias); | |
611 | b43_radio_write(dev, | |
612 | offset | B2056_TX_INTPAG_IAUX_STAT, | |
613 | bias); | |
614 | b43_radio_write(dev, | |
615 | offset | B2056_TX_INTPAG_CASCBIAS, | |
616 | cbias); | |
617 | b43_radio_write(dev, | |
618 | offset | B2056_TX_INTPAG_BOOST_TUNE, | |
619 | pag_boost); | |
620 | b43_radio_write(dev, | |
621 | offset | B2056_TX_PGAG_BOOST_TUNE, | |
622 | pgag_boost); | |
623 | b43_radio_write(dev, | |
624 | offset | B2056_TX_PADG_BOOST_TUNE, | |
625 | padg_boost); | |
626 | b43_radio_write(dev, | |
627 | offset | B2056_TX_MIXG_BOOST_TUNE, | |
628 | mixg_boost); | |
629 | } else { | |
630 | bias = dev->phy.is_40mhz ? 0x40 : 0x20; | |
631 | b43_radio_write(dev, | |
632 | offset | B2056_TX_INTPAG_IMAIN_STAT, | |
633 | bias); | |
634 | b43_radio_write(dev, | |
635 | offset | B2056_TX_INTPAG_IAUX_STAT, | |
636 | bias); | |
637 | b43_radio_write(dev, | |
638 | offset | B2056_TX_INTPAG_CASCBIAS, | |
639 | 0x30); | |
640 | } | |
641 | b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee); | |
642 | } | |
643 | } else if (dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ) { | |
644 | /* TODO */ | |
645 | } | |
646 | ||
d4814e69 RM |
647 | udelay(50); |
648 | /* VCO calibration */ | |
649 | b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00); | |
650 | b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); | |
651 | b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18); | |
652 | b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); | |
653 | b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39); | |
654 | udelay(300); | |
655 | } | |
656 | ||
884a5228 RM |
657 | static void b43_radio_init2056_pre(struct b43_wldev *dev) |
658 | { | |
659 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
660 | ~B43_NPHY_RFCTL_CMD_CHIP0PU); | |
661 | /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */ | |
662 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
663 | B43_NPHY_RFCTL_CMD_OEPORFORCE); | |
664 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
665 | ~B43_NPHY_RFCTL_CMD_OEPORFORCE); | |
666 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
667 | B43_NPHY_RFCTL_CMD_CHIP0PU); | |
668 | } | |
669 | ||
670 | static void b43_radio_init2056_post(struct b43_wldev *dev) | |
671 | { | |
672 | b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB); | |
673 | b43_radio_set(dev, B2056_SYN_COM_PU, 0x2); | |
674 | b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2); | |
675 | msleep(1); | |
676 | b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2); | |
677 | b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC); | |
678 | b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1); | |
679 | /* | |
680 | if (nphy->init_por) | |
681 | Call Radio 2056 Recalibrate | |
682 | */ | |
683 | } | |
684 | ||
685 | /* | |
686 | * Initialize a Broadcom 2056 N-radio | |
687 | * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init | |
688 | */ | |
689 | static void b43_radio_init2056(struct b43_wldev *dev) | |
690 | { | |
691 | b43_radio_init2056_pre(dev); | |
692 | b2056_upload_inittabs(dev, 0, 0); | |
693 | b43_radio_init2056_post(dev); | |
694 | } | |
695 | ||
696 | /************************************************** | |
697 | * Radio 0x2055 | |
698 | **************************************************/ | |
699 | ||
700 | static void b43_chantab_radio_upload(struct b43_wldev *dev, | |
701 | const struct b43_nphy_channeltab_entry_rev2 *e) | |
702 | { | |
703 | b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref); | |
704 | b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0); | |
705 | b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1); | |
706 | b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail); | |
707 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
708 | ||
709 | b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1); | |
710 | b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2); | |
711 | b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1); | |
712 | b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1); | |
713 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
714 | ||
715 | b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2); | |
716 | b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf); | |
717 | b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1); | |
718 | b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2); | |
719 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
720 | ||
721 | b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune); | |
722 | b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune); | |
723 | b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1); | |
724 | b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn); | |
725 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
726 | ||
727 | b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim); | |
728 | b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune); | |
729 | b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune); | |
730 | b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1); | |
731 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
732 | ||
733 | b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn); | |
734 | b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim); | |
735 | } | |
736 | ||
737 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */ | |
738 | static void b43_radio_2055_setup(struct b43_wldev *dev, | |
739 | const struct b43_nphy_channeltab_entry_rev2 *e) | |
740 | { | |
741 | B43_WARN_ON(dev->phy.rev >= 3); | |
742 | ||
743 | b43_chantab_radio_upload(dev, e); | |
744 | udelay(50); | |
745 | b43_radio_write(dev, B2055_VCO_CAL10, 0x05); | |
746 | b43_radio_write(dev, B2055_VCO_CAL10, 0x45); | |
747 | b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ | |
748 | b43_radio_write(dev, B2055_VCO_CAL10, 0x65); | |
749 | udelay(300); | |
750 | } | |
751 | ||
752 | static void b43_radio_init2055_pre(struct b43_wldev *dev) | |
753 | { | |
754 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
755 | ~B43_NPHY_RFCTL_CMD_PORFORCE); | |
756 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
757 | B43_NPHY_RFCTL_CMD_CHIP0PU | | |
758 | B43_NPHY_RFCTL_CMD_OEPORFORCE); | |
759 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
760 | B43_NPHY_RFCTL_CMD_PORFORCE); | |
761 | } | |
762 | ||
763 | static void b43_radio_init2055_post(struct b43_wldev *dev) | |
764 | { | |
765 | struct b43_phy_n *nphy = dev->phy.n; | |
766 | struct ssb_sprom *sprom = dev->dev->bus_sprom; | |
767 | int i; | |
768 | u16 val; | |
769 | bool workaround = false; | |
770 | ||
771 | if (sprom->revision < 4) | |
772 | workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM | |
773 | && dev->dev->board_type == 0x46D | |
774 | && dev->dev->board_rev >= 0x41); | |
775 | else | |
776 | workaround = | |
777 | !(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS); | |
778 | ||
779 | b43_radio_mask(dev, B2055_MASTER1, 0xFFF3); | |
780 | if (workaround) { | |
781 | b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F); | |
782 | b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F); | |
783 | } | |
784 | b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C); | |
785 | b43_radio_write(dev, B2055_CAL_MISC, 0x3C); | |
786 | b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE); | |
787 | b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80); | |
788 | b43_radio_set(dev, B2055_CAL_MISC, 0x1); | |
789 | msleep(1); | |
790 | b43_radio_set(dev, B2055_CAL_MISC, 0x40); | |
791 | for (i = 0; i < 200; i++) { | |
792 | val = b43_radio_read(dev, B2055_CAL_COUT2); | |
793 | if (val & 0x80) { | |
794 | i = 0; | |
795 | break; | |
796 | } | |
797 | udelay(10); | |
798 | } | |
799 | if (i) | |
800 | b43err(dev->wl, "radio post init timeout\n"); | |
801 | b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); | |
802 | b43_switch_channel(dev, dev->phy.channel); | |
803 | b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); | |
804 | b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); | |
805 | b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); | |
806 | b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83); | |
807 | b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6); | |
808 | b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6); | |
809 | if (!nphy->gain_boost) { | |
810 | b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2); | |
811 | b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2); | |
812 | } else { | |
813 | b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD); | |
814 | b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD); | |
815 | } | |
816 | udelay(2); | |
817 | } | |
818 | ||
819 | /* | |
820 | * Initialize a Broadcom 2055 N-radio | |
821 | * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init | |
822 | */ | |
823 | static void b43_radio_init2055(struct b43_wldev *dev) | |
824 | { | |
825 | b43_radio_init2055_pre(dev); | |
826 | if (b43_status(dev) < B43_STAT_INITIALIZED) { | |
827 | /* Follow wl, not specs. Do not force uploading all regs */ | |
828 | b2055_upload_inittab(dev, 0, 0); | |
829 | } else { | |
830 | bool ghz5 = b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ; | |
831 | b2055_upload_inittab(dev, ghz5, 0); | |
832 | } | |
833 | b43_radio_init2055_post(dev); | |
834 | } | |
835 | ||
8be89535 RM |
836 | /************************************************** |
837 | * Samples | |
838 | **************************************************/ | |
839 | ||
840 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */ | |
841 | static int b43_nphy_load_samples(struct b43_wldev *dev, | |
842 | struct b43_c32 *samples, u16 len) { | |
843 | struct b43_phy_n *nphy = dev->phy.n; | |
844 | u16 i; | |
845 | u32 *data; | |
846 | ||
847 | data = kzalloc(len * sizeof(u32), GFP_KERNEL); | |
848 | if (!data) { | |
849 | b43err(dev->wl, "allocation for samples loading failed\n"); | |
850 | return -ENOMEM; | |
851 | } | |
852 | if (nphy->hang_avoid) | |
853 | b43_nphy_stay_in_carrier_search(dev, 1); | |
854 | ||
855 | for (i = 0; i < len; i++) { | |
856 | data[i] = (samples[i].i & 0x3FF << 10); | |
857 | data[i] |= samples[i].q & 0x3FF; | |
858 | } | |
859 | b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data); | |
860 | ||
861 | kfree(data); | |
862 | if (nphy->hang_avoid) | |
863 | b43_nphy_stay_in_carrier_search(dev, 0); | |
864 | return 0; | |
865 | } | |
866 | ||
867 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */ | |
868 | static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max, | |
869 | bool test) | |
870 | { | |
871 | int i; | |
872 | u16 bw, len, rot, angle; | |
873 | struct b43_c32 *samples; | |
874 | ||
875 | ||
876 | bw = (dev->phy.is_40mhz) ? 40 : 20; | |
877 | len = bw << 3; | |
878 | ||
879 | if (test) { | |
880 | if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX) | |
881 | bw = 82; | |
882 | else | |
883 | bw = 80; | |
884 | ||
885 | if (dev->phy.is_40mhz) | |
886 | bw <<= 1; | |
887 | ||
888 | len = bw << 1; | |
889 | } | |
890 | ||
891 | samples = kcalloc(len, sizeof(struct b43_c32), GFP_KERNEL); | |
892 | if (!samples) { | |
893 | b43err(dev->wl, "allocation for samples generation failed\n"); | |
894 | return 0; | |
895 | } | |
896 | rot = (((freq * 36) / bw) << 16) / 100; | |
897 | angle = 0; | |
898 | ||
899 | for (i = 0; i < len; i++) { | |
900 | samples[i] = b43_cordic(angle); | |
901 | angle += rot; | |
902 | samples[i].q = CORDIC_CONVERT(samples[i].q * max); | |
903 | samples[i].i = CORDIC_CONVERT(samples[i].i * max); | |
904 | } | |
905 | ||
906 | i = b43_nphy_load_samples(dev, samples, len); | |
907 | kfree(samples); | |
908 | return (i < 0) ? 0 : len; | |
909 | } | |
910 | ||
911 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */ | |
912 | static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, | |
913 | u16 wait, bool iqmode, bool dac_test) | |
914 | { | |
915 | struct b43_phy_n *nphy = dev->phy.n; | |
916 | int i; | |
917 | u16 seq_mode; | |
918 | u32 tmp; | |
919 | ||
920 | if (nphy->hang_avoid) | |
921 | b43_nphy_stay_in_carrier_search(dev, true); | |
922 | ||
923 | if ((nphy->bb_mult_save & 0x80000000) == 0) { | |
924 | tmp = b43_ntab_read(dev, B43_NTAB16(15, 87)); | |
925 | nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000; | |
926 | } | |
927 | ||
928 | if (!dev->phy.is_40mhz) | |
929 | tmp = 0x6464; | |
930 | else | |
931 | tmp = 0x4747; | |
932 | b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); | |
933 | ||
934 | if (nphy->hang_avoid) | |
935 | b43_nphy_stay_in_carrier_search(dev, false); | |
936 | ||
937 | b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1)); | |
938 | ||
939 | if (loops != 0xFFFF) | |
940 | b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1)); | |
941 | else | |
942 | b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops); | |
943 | ||
944 | b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait); | |
945 | ||
946 | seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE); | |
947 | ||
948 | b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER); | |
949 | if (iqmode) { | |
950 | b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF); | |
951 | b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000); | |
952 | } else { | |
953 | if (dac_test) | |
954 | b43_phy_write(dev, B43_NPHY_SAMP_CMD, 5); | |
955 | else | |
956 | b43_phy_write(dev, B43_NPHY_SAMP_CMD, 1); | |
957 | } | |
958 | for (i = 0; i < 100; i++) { | |
2c8ac7eb | 959 | if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) { |
8be89535 RM |
960 | i = 0; |
961 | break; | |
962 | } | |
963 | udelay(10); | |
964 | } | |
965 | if (i) | |
966 | b43err(dev->wl, "run samples timeout\n"); | |
967 | ||
968 | b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); | |
969 | } | |
970 | ||
4d9f46ba RM |
971 | /************************************************** |
972 | * RSSI | |
973 | **************************************************/ | |
974 | ||
975 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */ | |
976 | static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale, | |
977 | s8 offset, u8 core, u8 rail, | |
978 | enum b43_nphy_rssi_type type) | |
979 | { | |
980 | u16 tmp; | |
981 | bool core1or5 = (core == 1) || (core == 5); | |
982 | bool core2or5 = (core == 2) || (core == 5); | |
983 | ||
984 | offset = clamp_val(offset, -32, 31); | |
985 | tmp = ((scale & 0x3F) << 8) | (offset & 0x3F); | |
986 | ||
987 | if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z)) | |
988 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp); | |
989 | if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z)) | |
990 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp); | |
991 | if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z)) | |
992 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp); | |
993 | if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z)) | |
994 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp); | |
995 | ||
996 | if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_X)) | |
997 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp); | |
998 | if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_X)) | |
999 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp); | |
1000 | if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_X)) | |
1001 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp); | |
1002 | if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_X)) | |
1003 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp); | |
1004 | ||
1005 | if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y)) | |
1006 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp); | |
1007 | if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y)) | |
1008 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp); | |
1009 | if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y)) | |
1010 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp); | |
1011 | if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y)) | |
1012 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp); | |
1013 | ||
1014 | if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD)) | |
1015 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp); | |
1016 | if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD)) | |
1017 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp); | |
1018 | if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD)) | |
1019 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp); | |
1020 | if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD)) | |
1021 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp); | |
1022 | ||
1023 | if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET)) | |
1024 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp); | |
1025 | if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET)) | |
1026 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp); | |
1027 | if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET)) | |
1028 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp); | |
1029 | if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET)) | |
1030 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp); | |
1031 | ||
1032 | if (core1or5 && (type == B43_NPHY_RSSI_TSSI_I)) | |
1033 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp); | |
1034 | if (core2or5 && (type == B43_NPHY_RSSI_TSSI_I)) | |
1035 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp); | |
1036 | ||
1037 | if (core1or5 && (type == B43_NPHY_RSSI_TSSI_Q)) | |
1038 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp); | |
1039 | if (core2or5 && (type == B43_NPHY_RSSI_TSSI_Q)) | |
1040 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp); | |
1041 | } | |
1042 | ||
1043 | static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type) | |
1044 | { | |
1045 | u8 i; | |
1046 | u16 reg, val; | |
1047 | ||
1048 | if (code == 0) { | |
1049 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF); | |
1050 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF); | |
1051 | b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF); | |
1052 | b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF); | |
1053 | b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF); | |
1054 | b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF); | |
1055 | b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3); | |
1056 | b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3); | |
1057 | } else { | |
1058 | for (i = 0; i < 2; i++) { | |
1059 | if ((code == 1 && i == 1) || (code == 2 && !i)) | |
1060 | continue; | |
1061 | ||
1062 | reg = (i == 0) ? | |
1063 | B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER; | |
1064 | b43_phy_maskset(dev, reg, 0xFDFF, 0x0200); | |
1065 | ||
1066 | if (type < 3) { | |
1067 | reg = (i == 0) ? | |
1068 | B43_NPHY_AFECTL_C1 : | |
1069 | B43_NPHY_AFECTL_C2; | |
1070 | b43_phy_maskset(dev, reg, 0xFCFF, 0); | |
1071 | ||
1072 | reg = (i == 0) ? | |
1073 | B43_NPHY_RFCTL_LUT_TRSW_UP1 : | |
1074 | B43_NPHY_RFCTL_LUT_TRSW_UP2; | |
1075 | b43_phy_maskset(dev, reg, 0xFFC3, 0); | |
1076 | ||
1077 | if (type == 0) | |
1078 | val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8; | |
1079 | else if (type == 1) | |
1080 | val = 16; | |
1081 | else | |
1082 | val = 32; | |
1083 | b43_phy_set(dev, reg, val); | |
1084 | ||
1085 | reg = (i == 0) ? | |
1086 | B43_NPHY_TXF_40CO_B1S0 : | |
1087 | B43_NPHY_TXF_40CO_B32S1; | |
1088 | b43_phy_set(dev, reg, 0x0020); | |
1089 | } else { | |
1090 | if (type == 6) | |
1091 | val = 0x0100; | |
1092 | else if (type == 3) | |
1093 | val = 0x0200; | |
1094 | else | |
1095 | val = 0x0300; | |
1096 | ||
1097 | reg = (i == 0) ? | |
1098 | B43_NPHY_AFECTL_C1 : | |
1099 | B43_NPHY_AFECTL_C2; | |
1100 | ||
1101 | b43_phy_maskset(dev, reg, 0xFCFF, val); | |
1102 | b43_phy_maskset(dev, reg, 0xF3FF, val << 2); | |
1103 | ||
1104 | if (type != 3 && type != 6) { | |
1105 | enum ieee80211_band band = | |
1106 | b43_current_band(dev->wl); | |
1107 | ||
1108 | if (b43_nphy_ipa(dev)) | |
1109 | val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE; | |
1110 | else | |
1111 | val = 0x11; | |
1112 | reg = (i == 0) ? 0x2000 : 0x3000; | |
1113 | reg |= B2055_PADDRV; | |
1114 | b43_radio_write16(dev, reg, val); | |
1115 | ||
1116 | reg = (i == 0) ? | |
1117 | B43_NPHY_AFECTL_OVER1 : | |
1118 | B43_NPHY_AFECTL_OVER; | |
1119 | b43_phy_set(dev, reg, 0x0200); | |
1120 | } | |
1121 | } | |
1122 | } | |
1123 | } | |
1124 | } | |
1125 | ||
1126 | static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type) | |
1127 | { | |
1128 | u16 val; | |
1129 | ||
1130 | if (type < 3) | |
1131 | val = 0; | |
1132 | else if (type == 6) | |
1133 | val = 1; | |
1134 | else if (type == 3) | |
1135 | val = 2; | |
1136 | else | |
1137 | val = 3; | |
1138 | ||
1139 | val = (val << 12) | (val << 14); | |
1140 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val); | |
1141 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val); | |
1142 | ||
1143 | if (type < 3) { | |
1144 | b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF, | |
1145 | (type + 1) << 4); | |
1146 | b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF, | |
1147 | (type + 1) << 4); | |
1148 | } | |
1149 | ||
1150 | if (code == 0) { | |
1151 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000); | |
1152 | if (type < 3) { | |
1153 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
1154 | ~(B43_NPHY_RFCTL_CMD_RXEN | | |
1155 | B43_NPHY_RFCTL_CMD_CORESEL)); | |
1156 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, | |
1157 | ~(0x1 << 12 | | |
1158 | 0x1 << 5 | | |
1159 | 0x1 << 1 | | |
1160 | 0x1)); | |
1161 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
1162 | ~B43_NPHY_RFCTL_CMD_START); | |
1163 | udelay(20); | |
1164 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); | |
1165 | } | |
1166 | } else { | |
1167 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000); | |
1168 | if (type < 3) { | |
1169 | b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, | |
1170 | ~(B43_NPHY_RFCTL_CMD_RXEN | | |
1171 | B43_NPHY_RFCTL_CMD_CORESEL), | |
1172 | (B43_NPHY_RFCTL_CMD_RXEN | | |
1173 | code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT)); | |
1174 | b43_phy_set(dev, B43_NPHY_RFCTL_OVER, | |
1175 | (0x1 << 12 | | |
1176 | 0x1 << 5 | | |
1177 | 0x1 << 1 | | |
1178 | 0x1)); | |
1179 | b43_phy_set(dev, B43_NPHY_RFCTL_CMD, | |
1180 | B43_NPHY_RFCTL_CMD_START); | |
1181 | udelay(20); | |
1182 | b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); | |
1183 | } | |
1184 | } | |
1185 | } | |
1186 | ||
1187 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */ | |
1188 | static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type) | |
1189 | { | |
1190 | if (dev->phy.rev >= 3) | |
1191 | b43_nphy_rev3_rssi_select(dev, code, type); | |
1192 | else | |
1193 | b43_nphy_rev2_rssi_select(dev, code, type); | |
1194 | } | |
1195 | ||
5ecab603 RM |
1196 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */ |
1197 | static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, u8 type, u8 *buf) | |
1198 | { | |
1199 | int i; | |
1200 | for (i = 0; i < 2; i++) { | |
1201 | if (type == 2) { | |
1202 | if (i == 0) { | |
1203 | b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM, | |
1204 | 0xFC, buf[0]); | |
1205 | b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5, | |
1206 | 0xFC, buf[1]); | |
1207 | } else { | |
1208 | b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM, | |
1209 | 0xFC, buf[2 * i]); | |
1210 | b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5, | |
1211 | 0xFC, buf[2 * i + 1]); | |
1212 | } | |
1213 | } else { | |
1214 | if (i == 0) | |
1215 | b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5, | |
1216 | 0xF3, buf[0] << 2); | |
1217 | else | |
1218 | b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5, | |
1219 | 0xF3, buf[2 * i + 1] << 2); | |
1220 | } | |
1221 | } | |
1222 | } | |
1223 | ||
1224 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */ | |
1225 | static int b43_nphy_poll_rssi(struct b43_wldev *dev, u8 type, s32 *buf, | |
1226 | u8 nsamp) | |
1227 | { | |
1228 | int i; | |
1229 | int out; | |
1230 | u16 save_regs_phy[9]; | |
1231 | u16 s[2]; | |
1232 | ||
1233 | if (dev->phy.rev >= 3) { | |
1234 | save_regs_phy[0] = b43_phy_read(dev, | |
1235 | B43_NPHY_RFCTL_LUT_TRSW_UP1); | |
1236 | save_regs_phy[1] = b43_phy_read(dev, | |
1237 | B43_NPHY_RFCTL_LUT_TRSW_UP2); | |
1238 | save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); | |
1239 | save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); | |
1240 | save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); | |
1241 | save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
1242 | save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0); | |
1243 | save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1); | |
1244 | save_regs_phy[8] = 0; | |
1245 | } else { | |
1246 | save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); | |
1247 | save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); | |
1248 | save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
1249 | save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD); | |
1250 | save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER); | |
1251 | save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1); | |
1252 | save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2); | |
1253 | save_regs_phy[7] = 0; | |
1254 | save_regs_phy[8] = 0; | |
1255 | } | |
1256 | ||
1257 | b43_nphy_rssi_select(dev, 5, type); | |
1258 | ||
1259 | if (dev->phy.rev < 2) { | |
1260 | save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL); | |
1261 | b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5); | |
1262 | } | |
1263 | ||
1264 | for (i = 0; i < 4; i++) | |
1265 | buf[i] = 0; | |
1266 | ||
1267 | for (i = 0; i < nsamp; i++) { | |
1268 | if (dev->phy.rev < 2) { | |
1269 | s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT); | |
1270 | s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT); | |
1271 | } else { | |
1272 | s[0] = b43_phy_read(dev, B43_NPHY_RSSI1); | |
1273 | s[1] = b43_phy_read(dev, B43_NPHY_RSSI2); | |
1274 | } | |
1275 | ||
1276 | buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2; | |
1277 | buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2; | |
1278 | buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2; | |
1279 | buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2; | |
1280 | } | |
1281 | out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 | | |
1282 | (buf[2] & 0xFF) << 8 | (buf[3] & 0xFF); | |
1283 | ||
1284 | if (dev->phy.rev < 2) | |
1285 | b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]); | |
1286 | ||
1287 | if (dev->phy.rev >= 3) { | |
1288 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, | |
1289 | save_regs_phy[0]); | |
1290 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, | |
1291 | save_regs_phy[1]); | |
1292 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[2]); | |
1293 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[3]); | |
1294 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]); | |
1295 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]); | |
1296 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]); | |
1297 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]); | |
1298 | } else { | |
1299 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]); | |
1300 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]); | |
1301 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]); | |
1302 | b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]); | |
1303 | b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]); | |
1304 | b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]); | |
1305 | b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]); | |
1306 | } | |
1307 | ||
1308 | return out; | |
1309 | } | |
1310 | ||
1311 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */ | |
1312 | static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type) | |
1313 | { | |
1314 | int i, j; | |
1315 | u8 state[4]; | |
1316 | u8 code, val; | |
1317 | u16 class, override; | |
1318 | u8 regs_save_radio[2]; | |
1319 | u16 regs_save_phy[2]; | |
1320 | ||
1321 | s8 offset[4]; | |
1322 | u8 core; | |
1323 | u8 rail; | |
1324 | ||
1325 | u16 clip_state[2]; | |
1326 | u16 clip_off[2] = { 0xFFFF, 0xFFFF }; | |
1327 | s32 results_min[4] = { }; | |
1328 | u8 vcm_final[4] = { }; | |
1329 | s32 results[4][4] = { }; | |
1330 | s32 miniq[4][2] = { }; | |
1331 | ||
1332 | if (type == 2) { | |
1333 | code = 0; | |
1334 | val = 6; | |
1335 | } else if (type < 2) { | |
1336 | code = 25; | |
1337 | val = 4; | |
1338 | } else { | |
1339 | B43_WARN_ON(1); | |
1340 | return; | |
1341 | } | |
1342 | ||
1343 | class = b43_nphy_classifier(dev, 0, 0); | |
1344 | b43_nphy_classifier(dev, 7, 4); | |
1345 | b43_nphy_read_clip_detection(dev, clip_state); | |
1346 | b43_nphy_write_clip_detection(dev, clip_off); | |
1347 | ||
1348 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) | |
1349 | override = 0x140; | |
1350 | else | |
1351 | override = 0x110; | |
1352 | ||
1353 | regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); | |
1354 | regs_save_radio[0] = b43_radio_read16(dev, B2055_C1_PD_RXTX); | |
1355 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override); | |
1356 | b43_radio_write16(dev, B2055_C1_PD_RXTX, val); | |
1357 | ||
1358 | regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); | |
1359 | regs_save_radio[1] = b43_radio_read16(dev, B2055_C2_PD_RXTX); | |
1360 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override); | |
1361 | b43_radio_write16(dev, B2055_C2_PD_RXTX, val); | |
1362 | ||
1363 | state[0] = b43_radio_read16(dev, B2055_C1_PD_RSSIMISC) & 0x07; | |
1364 | state[1] = b43_radio_read16(dev, B2055_C2_PD_RSSIMISC) & 0x07; | |
1365 | b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8); | |
1366 | b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8); | |
1367 | state[2] = b43_radio_read16(dev, B2055_C1_SP_RSSI) & 0x07; | |
1368 | state[3] = b43_radio_read16(dev, B2055_C2_SP_RSSI) & 0x07; | |
1369 | ||
1370 | b43_nphy_rssi_select(dev, 5, type); | |
1371 | b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 0, type); | |
1372 | b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 1, type); | |
1373 | ||
1374 | for (i = 0; i < 4; i++) { | |
1375 | u8 tmp[4]; | |
1376 | for (j = 0; j < 4; j++) | |
1377 | tmp[j] = i; | |
1378 | if (type != 1) | |
1379 | b43_nphy_set_rssi_2055_vcm(dev, type, tmp); | |
1380 | b43_nphy_poll_rssi(dev, type, results[i], 8); | |
1381 | if (type < 2) | |
1382 | for (j = 0; j < 2; j++) | |
1383 | miniq[i][j] = min(results[i][2 * j], | |
1384 | results[i][2 * j + 1]); | |
1385 | } | |
1386 | ||
1387 | for (i = 0; i < 4; i++) { | |
1388 | s32 mind = 40; | |
1389 | u8 minvcm = 0; | |
1390 | s32 minpoll = 249; | |
1391 | s32 curr; | |
1392 | for (j = 0; j < 4; j++) { | |
1393 | if (type == 2) | |
1394 | curr = abs(results[j][i]); | |
1395 | else | |
1396 | curr = abs(miniq[j][i / 2] - code * 8); | |
1397 | ||
1398 | if (curr < mind) { | |
1399 | mind = curr; | |
1400 | minvcm = j; | |
1401 | } | |
1402 | ||
1403 | if (results[j][i] < minpoll) | |
1404 | minpoll = results[j][i]; | |
1405 | } | |
1406 | results_min[i] = minpoll; | |
1407 | vcm_final[i] = minvcm; | |
1408 | } | |
1409 | ||
1410 | if (type != 1) | |
1411 | b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final); | |
1412 | ||
1413 | for (i = 0; i < 4; i++) { | |
1414 | offset[i] = (code * 8) - results[vcm_final[i]][i]; | |
1415 | ||
1416 | if (offset[i] < 0) | |
1417 | offset[i] = -((abs(offset[i]) + 4) / 8); | |
1418 | else | |
1419 | offset[i] = (offset[i] + 4) / 8; | |
1420 | ||
1421 | if (results_min[i] == 248) | |
1422 | offset[i] = code - 32; | |
1423 | ||
1424 | core = (i / 2) ? 2 : 1; | |
1425 | rail = (i % 2) ? 1 : 0; | |
1426 | ||
1427 | b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail, | |
1428 | type); | |
1429 | } | |
1430 | ||
1431 | b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]); | |
1432 | b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]); | |
1433 | ||
1434 | switch (state[2]) { | |
1435 | case 1: | |
1436 | b43_nphy_rssi_select(dev, 1, 2); | |
1437 | break; | |
1438 | case 4: | |
1439 | b43_nphy_rssi_select(dev, 1, 0); | |
1440 | break; | |
1441 | case 2: | |
1442 | b43_nphy_rssi_select(dev, 1, 1); | |
1443 | break; | |
1444 | default: | |
1445 | b43_nphy_rssi_select(dev, 1, 1); | |
1446 | break; | |
1447 | } | |
1448 | ||
1449 | switch (state[3]) { | |
1450 | case 1: | |
1451 | b43_nphy_rssi_select(dev, 2, 2); | |
1452 | break; | |
1453 | case 4: | |
1454 | b43_nphy_rssi_select(dev, 2, 0); | |
1455 | break; | |
1456 | default: | |
1457 | b43_nphy_rssi_select(dev, 2, 1); | |
1458 | break; | |
1459 | } | |
1460 | ||
1461 | b43_nphy_rssi_select(dev, 0, type); | |
1462 | ||
1463 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]); | |
1464 | b43_radio_write16(dev, B2055_C1_PD_RXTX, regs_save_radio[0]); | |
1465 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]); | |
1466 | b43_radio_write16(dev, B2055_C2_PD_RXTX, regs_save_radio[1]); | |
1467 | ||
1468 | b43_nphy_classifier(dev, 7, class); | |
1469 | b43_nphy_write_clip_detection(dev, clip_state); | |
1470 | /* Specs don't say about reset here, but it makes wl and b43 dumps | |
1471 | identical, it really seems wl performs this */ | |
1472 | b43_nphy_reset_cca(dev); | |
1473 | } | |
1474 | ||
1475 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */ | |
1476 | static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) | |
1477 | { | |
1478 | /* TODO */ | |
1479 | } | |
1480 | ||
1481 | /* | |
1482 | * RSSI Calibration | |
1483 | * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal | |
1484 | */ | |
1485 | static void b43_nphy_rssi_cal(struct b43_wldev *dev) | |
1486 | { | |
1487 | if (dev->phy.rev >= 3) { | |
1488 | b43_nphy_rev3_rssi_cal(dev); | |
1489 | } else { | |
1490 | b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Z); | |
1491 | b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_X); | |
1492 | b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Y); | |
1493 | } | |
1494 | } | |
1495 | ||
64712095 RM |
1496 | /************************************************** |
1497 | * Workarounds | |
1498 | **************************************************/ | |
1499 | ||
1500 | static void b43_nphy_gain_ctl_workarounds_rev3plus(struct b43_wldev *dev) | |
1501 | { | |
1502 | struct ssb_sprom *sprom = dev->dev->bus_sprom; | |
1503 | ||
1504 | bool ghz5; | |
1505 | bool ext_lna; | |
1506 | u16 rssi_gain; | |
1507 | struct nphy_gain_ctl_workaround_entry *e; | |
1508 | u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 }; | |
1509 | u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 }; | |
1510 | ||
1511 | /* Prepare values */ | |
1512 | ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL) | |
1513 | & B43_NPHY_BANDCTL_5GHZ; | |
ed5103ed RM |
1514 | ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ : |
1515 | sprom->boardflags_lo & B43_BFL_EXTLNA; | |
64712095 RM |
1516 | e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna); |
1517 | if (ghz5 && dev->phy.rev >= 5) | |
1518 | rssi_gain = 0x90; | |
1519 | else | |
1520 | rssi_gain = 0x50; | |
1521 | ||
1522 | b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040); | |
1523 | ||
1524 | /* Set Clip 2 detect */ | |
1525 | b43_phy_set(dev, B43_NPHY_C1_CGAINI, | |
1526 | B43_NPHY_C1_CGAINI_CL2DETECT); | |
1527 | b43_phy_set(dev, B43_NPHY_C2_CGAINI, | |
1528 | B43_NPHY_C2_CGAINI_CL2DETECT); | |
1529 | ||
1530 | b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC, | |
1531 | 0x17); | |
1532 | b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC, | |
1533 | 0x17); | |
1534 | b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0); | |
1535 | b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0); | |
1536 | b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00); | |
1537 | b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00); | |
1538 | b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN, | |
1539 | rssi_gain); | |
1540 | b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN, | |
1541 | rssi_gain); | |
1542 | b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC, | |
1543 | 0x17); | |
1544 | b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC, | |
1545 | 0x17); | |
1546 | b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF); | |
1547 | b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF); | |
1548 | ||
1549 | b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain); | |
1550 | b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain); | |
1551 | b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain); | |
1552 | b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain); | |
1553 | b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db); | |
1554 | b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db); | |
1555 | b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits); | |
1556 | b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits); | |
1557 | b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain); | |
1558 | b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain); | |
1559 | b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits); | |
1560 | b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits); | |
1561 | ||
1562 | b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain); | |
1563 | b43_phy_write(dev, 0x2A7, e->init_gain); | |
1564 | b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2, | |
1565 | e->rfseq_init); | |
64712095 RM |
1566 | |
1567 | /* TODO: check defines. Do not match variables names */ | |
1568 | b43_phy_write(dev, B43_NPHY_C1_CLIP1_MEDGAIN, e->cliphi_gain); | |
1569 | b43_phy_write(dev, 0x2A9, e->cliphi_gain); | |
1570 | b43_phy_write(dev, B43_NPHY_C1_CLIP2_GAIN, e->clipmd_gain); | |
1571 | b43_phy_write(dev, 0x2AB, e->clipmd_gain); | |
1572 | b43_phy_write(dev, B43_NPHY_C2_CLIP1_HIGAIN, e->cliplo_gain); | |
1573 | b43_phy_write(dev, 0x2AD, e->cliplo_gain); | |
1574 | ||
1575 | b43_phy_maskset(dev, 0x27D, 0xFF00, e->crsmin); | |
1576 | b43_phy_maskset(dev, 0x280, 0xFF00, e->crsminl); | |
1577 | b43_phy_maskset(dev, 0x283, 0xFF00, e->crsminu); | |
1578 | b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip); | |
1579 | b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip); | |
1580 | b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES, | |
1581 | ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip); | |
1582 | b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES, | |
1583 | ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip); | |
1584 | b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C); | |
1585 | } | |
1586 | ||
1587 | static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev) | |
1588 | { | |
1589 | struct b43_phy_n *nphy = dev->phy.n; | |
1590 | ||
1591 | u8 i, j; | |
1592 | u8 code; | |
1593 | u16 tmp; | |
1594 | u8 rfseq_events[3] = { 6, 8, 7 }; | |
1595 | u8 rfseq_delays[3] = { 10, 30, 1 }; | |
1596 | ||
1597 | /* Set Clip 2 detect */ | |
1598 | b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT); | |
1599 | b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT); | |
1600 | ||
1601 | /* Set narrowband clip threshold */ | |
1602 | b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84); | |
1603 | b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84); | |
1604 | ||
1605 | if (!dev->phy.is_40mhz) { | |
1606 | /* Set dwell lengths */ | |
1607 | b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B); | |
1608 | b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B); | |
1609 | b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009); | |
1610 | b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009); | |
1611 | } | |
1612 | ||
1613 | /* Set wideband clip 2 threshold */ | |
1614 | b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES, | |
1615 | ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21); | |
1616 | b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES, | |
1617 | ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21); | |
1618 | ||
1619 | if (!dev->phy.is_40mhz) { | |
1620 | b43_phy_maskset(dev, B43_NPHY_C1_CGAINI, | |
1621 | ~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1); | |
1622 | b43_phy_maskset(dev, B43_NPHY_C2_CGAINI, | |
1623 | ~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1); | |
1624 | b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI, | |
1625 | ~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1); | |
1626 | b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI, | |
1627 | ~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1); | |
1628 | } | |
1629 | ||
1630 | b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C); | |
1631 | ||
1632 | if (nphy->gain_boost) { | |
1633 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ && | |
1634 | dev->phy.is_40mhz) | |
1635 | code = 4; | |
1636 | else | |
1637 | code = 5; | |
1638 | } else { | |
1639 | code = dev->phy.is_40mhz ? 6 : 7; | |
1640 | } | |
1641 | ||
1642 | /* Set HPVGA2 index */ | |
1643 | b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2, | |
1644 | code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT); | |
1645 | b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2, | |
1646 | code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT); | |
1647 | ||
1648 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06); | |
1649 | /* specs say about 2 loops, but wl does 4 */ | |
1650 | for (i = 0; i < 4; i++) | |
1651 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C)); | |
1652 | ||
1653 | b43_nphy_adjust_lna_gain_table(dev); | |
1654 | ||
1655 | if (nphy->elna_gain_config) { | |
1656 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808); | |
1657 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0); | |
1658 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1659 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1660 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1661 | ||
1662 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08); | |
1663 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0); | |
1664 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1665 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1666 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); | |
1667 | ||
1668 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06); | |
1669 | /* specs say about 2 loops, but wl does 4 */ | |
1670 | for (i = 0; i < 4; i++) | |
1671 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, | |
1672 | (code << 8 | 0x74)); | |
1673 | } | |
1674 | ||
1675 | if (dev->phy.rev == 2) { | |
1676 | for (i = 0; i < 4; i++) { | |
1677 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, | |
1678 | (0x0400 * i) + 0x0020); | |
1679 | for (j = 0; j < 21; j++) { | |
1680 | tmp = j * (i < 2 ? 3 : 1); | |
1681 | b43_phy_write(dev, | |
1682 | B43_NPHY_TABLE_DATALO, tmp); | |
1683 | } | |
1684 | } | |
1685 | } | |
1686 | ||
1687 | b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3); | |
1688 | b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1, | |
1689 | ~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF, | |
1690 | 0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT); | |
1691 | ||
1692 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
1693 | b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4); | |
1694 | } | |
1695 | ||
1696 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */ | |
1697 | static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev) | |
1698 | { | |
1699 | if (dev->phy.rev >= 3) | |
1700 | b43_nphy_gain_ctl_workarounds_rev3plus(dev); | |
1701 | else | |
1702 | b43_nphy_gain_ctl_workarounds_rev1_2(dev); | |
1703 | } | |
1704 | ||
3ccd0957 RM |
1705 | static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) |
1706 | { | |
1707 | struct b43_phy_n *nphy = dev->phy.n; | |
1708 | struct ssb_sprom *sprom = dev->dev->bus_sprom; | |
1709 | ||
1710 | /* TX to RX */ | |
1711 | u8 tx2rx_events[8] = { 0x4, 0x3, 0x6, 0x5, 0x2, 0x1, 0x8, 0x1F }; | |
1712 | u8 tx2rx_delays[8] = { 8, 4, 2, 2, 4, 4, 6, 1 }; | |
1713 | /* RX to TX */ | |
1714 | u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3, | |
1715 | 0x1F }; | |
1716 | u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 }; | |
1717 | u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F }; | |
1718 | u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 }; | |
1719 | ||
1720 | u16 tmp16; | |
1721 | u32 tmp32; | |
1722 | ||
1723 | b43_phy_write(dev, 0x23f, 0x1f8); | |
1724 | b43_phy_write(dev, 0x240, 0x1f8); | |
1725 | ||
1726 | tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0)); | |
1727 | tmp32 &= 0xffffff; | |
1728 | b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32); | |
1729 | ||
1730 | b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125); | |
1731 | b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3); | |
1732 | b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105); | |
1733 | b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E); | |
1734 | b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD); | |
1735 | b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020); | |
1736 | ||
1737 | b43_phy_write(dev, B43_NPHY_C2_CLIP1_MEDGAIN, 0x000C); | |
1738 | b43_phy_write(dev, 0x2AE, 0x000C); | |
1739 | ||
1740 | /* TX to RX */ | |
1741 | b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays, | |
1742 | ARRAY_SIZE(tx2rx_events)); | |
1743 | ||
1744 | /* RX to TX */ | |
1745 | if (b43_nphy_ipa(dev)) | |
1746 | b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa, | |
1747 | rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa)); | |
1748 | if (nphy->hw_phyrxchain != 3 && | |
1749 | nphy->hw_phyrxchain != nphy->hw_phytxchain) { | |
1750 | if (b43_nphy_ipa(dev)) { | |
1751 | rx2tx_delays[5] = 59; | |
1752 | rx2tx_delays[6] = 1; | |
1753 | rx2tx_events[7] = 0x1F; | |
1754 | } | |
1755 | b43_nphy_set_rf_sequence(dev, 1, rx2tx_events, rx2tx_delays, | |
1756 | ARRAY_SIZE(rx2tx_events)); | |
1757 | } | |
1758 | ||
1759 | tmp16 = (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) ? | |
1760 | 0x2 : 0x9C40; | |
1761 | b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16); | |
1762 | ||
1763 | b43_phy_maskset(dev, 0x294, 0xF0FF, 0x0700); | |
1764 | ||
1765 | b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D); | |
1766 | b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D); | |
1767 | ||
1768 | b43_nphy_gain_ctl_workarounds(dev); | |
1769 | ||
1770 | b43_ntab_write(dev, B43_NTAB16(8, 0), 2); | |
1771 | b43_ntab_write(dev, B43_NTAB16(8, 16), 2); | |
1772 | ||
1773 | /* TODO */ | |
1774 | ||
1775 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00); | |
1776 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00); | |
1777 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06); | |
1778 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06); | |
1779 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07); | |
1780 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07); | |
1781 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88); | |
1782 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88); | |
1783 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00); | |
1784 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00); | |
1785 | b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00); | |
1786 | b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00); | |
1787 | ||
1788 | /* N PHY WAR TX Chain Update with hw_phytxchain as argument */ | |
1789 | ||
1790 | if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR && | |
1791 | b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) || | |
1792 | (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR && | |
1793 | b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) | |
1794 | tmp32 = 0x00088888; | |
1795 | else | |
1796 | tmp32 = 0x88888888; | |
1797 | b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32); | |
1798 | b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32); | |
1799 | b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32); | |
1800 | ||
1801 | if (dev->phy.rev == 4 && | |
1802 | b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
1803 | b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC, | |
1804 | 0x70); | |
1805 | b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC, | |
1806 | 0x70); | |
1807 | } | |
1808 | ||
1809 | b43_phy_write(dev, 0x224, 0x03eb); | |
1810 | b43_phy_write(dev, 0x225, 0x03eb); | |
1811 | b43_phy_write(dev, 0x226, 0x0341); | |
1812 | b43_phy_write(dev, 0x227, 0x0341); | |
1813 | b43_phy_write(dev, 0x228, 0x042b); | |
1814 | b43_phy_write(dev, 0x229, 0x042b); | |
1815 | b43_phy_write(dev, 0x22a, 0x0381); | |
1816 | b43_phy_write(dev, 0x22b, 0x0381); | |
1817 | b43_phy_write(dev, 0x22c, 0x042b); | |
1818 | b43_phy_write(dev, 0x22d, 0x042b); | |
1819 | b43_phy_write(dev, 0x22e, 0x0381); | |
1820 | b43_phy_write(dev, 0x22f, 0x0381); | |
1821 | } | |
1822 | ||
1823 | static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev) | |
1824 | { | |
1825 | struct ssb_sprom *sprom = dev->dev->bus_sprom; | |
1826 | struct b43_phy *phy = &dev->phy; | |
1827 | struct b43_phy_n *nphy = phy->n; | |
1828 | ||
1829 | u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 }; | |
1830 | u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 }; | |
1831 | ||
1832 | u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 }; | |
1833 | u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 }; | |
1834 | ||
1835 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ && | |
1836 | nphy->band5g_pwrgain) { | |
1837 | b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8); | |
1838 | b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8); | |
1839 | } else { | |
1840 | b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8); | |
1841 | b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8); | |
1842 | } | |
1843 | ||
1844 | b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A); | |
1845 | b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A); | |
1846 | b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA); | |
1847 | b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA); | |
1848 | ||
1849 | if (dev->phy.rev < 2) { | |
1850 | b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000); | |
1851 | b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000); | |
1852 | b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB); | |
1853 | b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB); | |
1854 | b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800); | |
1855 | b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800); | |
1856 | } | |
1857 | ||
1858 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8); | |
1859 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301); | |
1860 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8); | |
1861 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301); | |
1862 | ||
1863 | if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD && | |
1864 | dev->dev->board_type == 0x8B) { | |
1865 | delays1[0] = 0x1; | |
1866 | delays1[5] = 0x14; | |
1867 | } | |
1868 | b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7); | |
1869 | b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7); | |
1870 | ||
1871 | b43_nphy_gain_ctl_workarounds(dev); | |
1872 | ||
1873 | if (dev->phy.rev < 2) { | |
1874 | if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2) | |
1875 | b43_hf_write(dev, b43_hf_read(dev) | | |
1876 | B43_HF_MLADVW); | |
1877 | } else if (dev->phy.rev == 2) { | |
1878 | b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0); | |
1879 | b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0); | |
1880 | } | |
1881 | ||
1882 | if (dev->phy.rev < 2) | |
1883 | b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL, | |
1884 | ~B43_NPHY_SCRAM_SIGCTL_SCM); | |
1885 | ||
1886 | /* Set phase track alpha and beta */ | |
1887 | b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125); | |
1888 | b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3); | |
1889 | b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105); | |
1890 | b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E); | |
1891 | b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD); | |
1892 | b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20); | |
1893 | ||
1894 | b43_phy_mask(dev, B43_NPHY_PIL_DW1, | |
1895 | ~B43_NPHY_PIL_DW_64QAM & 0xFFFF); | |
1896 | b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5); | |
1897 | b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4); | |
1898 | b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00); | |
1899 | ||
1900 | if (dev->phy.rev == 2) | |
1901 | b43_phy_set(dev, B43_NPHY_FINERX2_CGC, | |
1902 | B43_NPHY_FINERX2_CGC_DECGC); | |
1903 | } | |
1904 | ||
1905 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */ | |
1906 | static void b43_nphy_workarounds(struct b43_wldev *dev) | |
1907 | { | |
1908 | struct b43_phy *phy = &dev->phy; | |
1909 | struct b43_phy_n *nphy = phy->n; | |
1910 | ||
1911 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) | |
1912 | b43_nphy_classifier(dev, 1, 0); | |
1913 | else | |
1914 | b43_nphy_classifier(dev, 1, 1); | |
1915 | ||
1916 | if (nphy->hang_avoid) | |
1917 | b43_nphy_stay_in_carrier_search(dev, 1); | |
1918 | ||
1919 | b43_phy_set(dev, B43_NPHY_IQFLIP, | |
1920 | B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2); | |
1921 | ||
1922 | if (dev->phy.rev >= 3) | |
1923 | b43_nphy_workarounds_rev3plus(dev); | |
1924 | else | |
1925 | b43_nphy_workarounds_rev1_2(dev); | |
1926 | ||
1927 | if (nphy->hang_avoid) | |
1928 | b43_nphy_stay_in_carrier_search(dev, 0); | |
1929 | } | |
1930 | ||
9dd4d9b9 RM |
1931 | /************************************************** |
1932 | * Tx/Rx common | |
1933 | **************************************************/ | |
1934 | ||
1935 | /* | |
1936 | * Transmits a known value for LO calibration | |
1937 | * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone | |
1938 | */ | |
1939 | static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val, | |
1940 | bool iqmode, bool dac_test) | |
1941 | { | |
1942 | u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test); | |
1943 | if (samp == 0) | |
1944 | return -1; | |
1945 | b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test); | |
1946 | return 0; | |
1947 | } | |
1948 | ||
1949 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */ | |
1950 | static void b43_nphy_update_txrx_chain(struct b43_wldev *dev) | |
1951 | { | |
1952 | struct b43_phy_n *nphy = dev->phy.n; | |
1953 | ||
1954 | bool override = false; | |
1955 | u16 chain = 0x33; | |
1956 | ||
1957 | if (nphy->txrx_chain == 0) { | |
1958 | chain = 0x11; | |
1959 | override = true; | |
1960 | } else if (nphy->txrx_chain == 1) { | |
1961 | chain = 0x22; | |
1962 | override = true; | |
1963 | } | |
1964 | ||
1965 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, | |
1966 | ~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN), | |
1967 | chain); | |
1968 | ||
1969 | if (override) | |
1970 | b43_phy_set(dev, B43_NPHY_RFSEQMODE, | |
1971 | B43_NPHY_RFSEQMODE_CAOVER); | |
1972 | else | |
1973 | b43_phy_mask(dev, B43_NPHY_RFSEQMODE, | |
1974 | ~B43_NPHY_RFSEQMODE_CAOVER); | |
1975 | } | |
1976 | ||
1977 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */ | |
1978 | static void b43_nphy_stop_playback(struct b43_wldev *dev) | |
1979 | { | |
1980 | struct b43_phy_n *nphy = dev->phy.n; | |
1981 | u16 tmp; | |
1982 | ||
1983 | if (nphy->hang_avoid) | |
1984 | b43_nphy_stay_in_carrier_search(dev, 1); | |
1985 | ||
1986 | tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT); | |
1987 | if (tmp & 0x1) | |
1988 | b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP); | |
1989 | else if (tmp & 0x2) | |
1990 | b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF); | |
1991 | ||
1992 | b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004); | |
1993 | ||
1994 | if (nphy->bb_mult_save & 0x80000000) { | |
1995 | tmp = nphy->bb_mult_save & 0xFFFF; | |
1996 | b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); | |
1997 | nphy->bb_mult_save = 0; | |
1998 | } | |
1999 | ||
2000 | if (nphy->hang_avoid) | |
2001 | b43_nphy_stay_in_carrier_search(dev, 0); | |
2002 | } | |
2003 | ||
2004 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */ | |
2005 | static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core, | |
2006 | struct nphy_txgains target, | |
2007 | struct nphy_iqcal_params *params) | |
2008 | { | |
2009 | int i, j, indx; | |
2010 | u16 gain; | |
2011 | ||
2012 | if (dev->phy.rev >= 3) { | |
2013 | params->txgm = target.txgm[core]; | |
2014 | params->pga = target.pga[core]; | |
2015 | params->pad = target.pad[core]; | |
2016 | params->ipa = target.ipa[core]; | |
2017 | params->cal_gain = (params->txgm << 12) | (params->pga << 8) | | |
2018 | (params->pad << 4) | (params->ipa); | |
2019 | for (j = 0; j < 5; j++) | |
2020 | params->ncorr[j] = 0x79; | |
2021 | } else { | |
2022 | gain = (target.pad[core]) | (target.pga[core] << 4) | | |
2023 | (target.txgm[core] << 8); | |
2024 | ||
2025 | indx = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? | |
2026 | 1 : 0; | |
2027 | for (i = 0; i < 9; i++) | |
2028 | if (tbl_iqcal_gainparams[indx][i][0] == gain) | |
2029 | break; | |
2030 | i = min(i, 8); | |
2031 | ||
2032 | params->txgm = tbl_iqcal_gainparams[indx][i][1]; | |
2033 | params->pga = tbl_iqcal_gainparams[indx][i][2]; | |
2034 | params->pad = tbl_iqcal_gainparams[indx][i][3]; | |
2035 | params->cal_gain = (params->txgm << 7) | (params->pga << 4) | | |
2036 | (params->pad << 2); | |
2037 | for (j = 0; j < 4; j++) | |
2038 | params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j]; | |
2039 | } | |
2040 | } | |
2041 | ||
884a5228 | 2042 | /************************************************** |
104cfa88 | 2043 | * Tx and Rx |
884a5228 RM |
2044 | **************************************************/ |
2045 | ||
2046 | void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna) | |
2047 | {//TODO | |
2048 | } | |
2049 | ||
2050 | static void b43_nphy_op_adjust_txpower(struct b43_wldev *dev) | |
2051 | {//TODO | |
2052 | } | |
2053 | ||
2054 | static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev, | |
2055 | bool ignore_tssi) | |
2056 | {//TODO | |
2057 | return B43_TXPWR_RES_DONE; | |
2058 | } | |
2059 | ||
161d540c RM |
2060 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */ |
2061 | static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable) | |
2062 | { | |
2063 | struct b43_phy_n *nphy = dev->phy.n; | |
2064 | u8 i; | |
c9c0d9ec RM |
2065 | u16 bmask, val, tmp; |
2066 | enum ieee80211_band band = b43_current_band(dev->wl); | |
161d540c RM |
2067 | |
2068 | if (nphy->hang_avoid) | |
2069 | b43_nphy_stay_in_carrier_search(dev, 1); | |
2070 | ||
2071 | nphy->txpwrctrl = enable; | |
2072 | if (!enable) { | |
c9c0d9ec RM |
2073 | if (dev->phy.rev >= 3 && |
2074 | (b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) & | |
2075 | (B43_NPHY_TXPCTL_CMD_COEFF | | |
2076 | B43_NPHY_TXPCTL_CMD_HWPCTLEN | | |
2077 | B43_NPHY_TXPCTL_CMD_PCTLEN))) { | |
2078 | /* We disable enabled TX pwr ctl, save it's state */ | |
2079 | nphy->tx_pwr_idx[0] = b43_phy_read(dev, | |
2080 | B43_NPHY_C1_TXPCTL_STAT) & 0x7f; | |
2081 | nphy->tx_pwr_idx[1] = b43_phy_read(dev, | |
2082 | B43_NPHY_C2_TXPCTL_STAT) & 0x7f; | |
2083 | } | |
161d540c RM |
2084 | |
2085 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840); | |
2086 | for (i = 0; i < 84; i++) | |
2087 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0); | |
2088 | ||
2089 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40); | |
2090 | for (i = 0; i < 84; i++) | |
2091 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0); | |
2092 | ||
2093 | tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN; | |
2094 | if (dev->phy.rev >= 3) | |
2095 | tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN; | |
2096 | b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp); | |
2097 | ||
2098 | if (dev->phy.rev >= 3) { | |
2099 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100); | |
2100 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100); | |
2101 | } else { | |
2102 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000); | |
2103 | } | |
2104 | ||
2105 | if (dev->phy.rev == 2) | |
2106 | b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, | |
2107 | ~B43_NPHY_BPHY_CTL3_SCALE, 0x53); | |
2108 | else if (dev->phy.rev < 2) | |
2109 | b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, | |
2110 | ~B43_NPHY_BPHY_CTL3_SCALE, 0x5A); | |
2111 | ||
c9c0d9ec RM |
2112 | if (dev->phy.rev < 2 && dev->phy.is_40mhz) |
2113 | b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW); | |
161d540c | 2114 | } else { |
c9c0d9ec RM |
2115 | b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, |
2116 | nphy->adj_pwr_tbl); | |
2117 | b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, | |
2118 | nphy->adj_pwr_tbl); | |
2119 | ||
2120 | bmask = B43_NPHY_TXPCTL_CMD_COEFF | | |
2121 | B43_NPHY_TXPCTL_CMD_HWPCTLEN; | |
2122 | /* wl does useless check for "enable" param here */ | |
2123 | val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN; | |
2124 | if (dev->phy.rev >= 3) { | |
2125 | bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN; | |
2126 | if (val) | |
2127 | val |= B43_NPHY_TXPCTL_CMD_PCTLEN; | |
2128 | } | |
2129 | b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val); | |
2130 | ||
2131 | if (band == IEEE80211_BAND_5GHZ) { | |
2132 | b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, | |
2133 | ~B43_NPHY_TXPCTL_CMD_INIT, 0x64); | |
2134 | if (dev->phy.rev > 1) | |
2135 | b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT, | |
2136 | ~B43_NPHY_TXPCTL_INIT_PIDXI1, | |
2137 | 0x64); | |
2138 | } | |
2139 | ||
2140 | if (dev->phy.rev >= 3) { | |
2141 | if (nphy->tx_pwr_idx[0] != 128 && | |
2142 | nphy->tx_pwr_idx[1] != 128) { | |
2143 | /* Recover TX pwr ctl state */ | |
2144 | b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, | |
2145 | ~B43_NPHY_TXPCTL_CMD_INIT, | |
2146 | nphy->tx_pwr_idx[0]); | |
2147 | if (dev->phy.rev > 1) | |
2148 | b43_phy_maskset(dev, | |
2149 | B43_NPHY_TXPCTL_INIT, | |
2150 | ~0xff, nphy->tx_pwr_idx[1]); | |
2151 | } | |
2152 | } | |
2153 | ||
2154 | if (dev->phy.rev >= 3) { | |
2155 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100); | |
2156 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100); | |
2157 | } else { | |
2158 | b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000); | |
2159 | } | |
2160 | ||
2161 | if (dev->phy.rev == 2) | |
2162 | b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b); | |
2163 | else if (dev->phy.rev < 2) | |
2164 | b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40); | |
2165 | ||
2166 | if (dev->phy.rev < 2 && dev->phy.is_40mhz) | |
2167 | b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW); | |
2168 | ||
c002831a | 2169 | if (b43_nphy_ipa(dev)) { |
c9c0d9ec RM |
2170 | b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4); |
2171 | b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4); | |
2172 | } | |
161d540c RM |
2173 | } |
2174 | ||
2175 | if (nphy->hang_avoid) | |
2176 | b43_nphy_stay_in_carrier_search(dev, 0); | |
2177 | } | |
2178 | ||
2179 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */ | |
d1591314 MB |
2180 | static void b43_nphy_tx_power_fix(struct b43_wldev *dev) |
2181 | { | |
161d540c | 2182 | struct b43_phy_n *nphy = dev->phy.n; |
0581483a | 2183 | struct ssb_sprom *sprom = dev->dev->bus_sprom; |
161d540c RM |
2184 | |
2185 | u8 txpi[2], bbmult, i; | |
2186 | u16 tmp, radio_gain, dac_gain; | |
2187 | u16 freq = dev->phy.channel_freq; | |
2188 | u32 txgain; | |
2189 | /* u32 gaintbl; rev3+ */ | |
2190 | ||
2191 | if (nphy->hang_avoid) | |
2192 | b43_nphy_stay_in_carrier_search(dev, 1); | |
2193 | ||
dd5f13b8 RM |
2194 | if (dev->phy.rev >= 7) { |
2195 | txpi[0] = txpi[1] = 30; | |
2196 | } else if (dev->phy.rev >= 3) { | |
161d540c RM |
2197 | txpi[0] = 40; |
2198 | txpi[1] = 40; | |
2199 | } else if (sprom->revision < 4) { | |
2200 | txpi[0] = 72; | |
2201 | txpi[1] = 72; | |
2202 | } else { | |
2203 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
2204 | txpi[0] = sprom->txpid2g[0]; | |
2205 | txpi[1] = sprom->txpid2g[1]; | |
2206 | } else if (freq >= 4900 && freq < 5100) { | |
2207 | txpi[0] = sprom->txpid5gl[0]; | |
2208 | txpi[1] = sprom->txpid5gl[1]; | |
2209 | } else if (freq >= 5100 && freq < 5500) { | |
2210 | txpi[0] = sprom->txpid5g[0]; | |
2211 | txpi[1] = sprom->txpid5g[1]; | |
2212 | } else if (freq >= 5500) { | |
2213 | txpi[0] = sprom->txpid5gh[0]; | |
2214 | txpi[1] = sprom->txpid5gh[1]; | |
2215 | } else { | |
2216 | txpi[0] = 91; | |
2217 | txpi[1] = 91; | |
2218 | } | |
2219 | } | |
dd5f13b8 RM |
2220 | if (dev->phy.rev < 7 && |
2221 | (txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 10)) | |
2222 | txpi[0] = txpi[1] = 91; | |
161d540c RM |
2223 | |
2224 | /* | |
2225 | for (i = 0; i < 2; i++) { | |
2226 | nphy->txpwrindex[i].index_internal = txpi[i]; | |
2227 | nphy->txpwrindex[i].index_internal_save = txpi[i]; | |
2228 | } | |
2229 | */ | |
2230 | ||
2231 | for (i = 0; i < 2; i++) { | |
2232 | if (dev->phy.rev >= 3) { | |
dd5f13b8 RM |
2233 | if (b43_nphy_ipa(dev)) { |
2234 | txgain = *(b43_nphy_get_ipa_gain_table(dev) + | |
2235 | txpi[i]); | |
2236 | } else if (b43_current_band(dev->wl) == | |
2237 | IEEE80211_BAND_5GHZ) { | |
2238 | /* FIXME: use 5GHz tables */ | |
2239 | txgain = | |
2240 | b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]]; | |
2241 | } else { | |
2242 | if (dev->phy.rev >= 5 && | |
2243 | sprom->fem.ghz5.extpa_gain == 3) | |
2244 | ; /* FIXME: 5GHz_txgain_HiPwrEPA */ | |
2245 | txgain = | |
2246 | b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]]; | |
2247 | } | |
161d540c RM |
2248 | radio_gain = (txgain >> 16) & 0x1FFFF; |
2249 | } else { | |
2250 | txgain = b43_ntab_tx_gain_rev0_1_2[txpi[i]]; | |
2251 | radio_gain = (txgain >> 16) & 0x1FFF; | |
2252 | } | |
2253 | ||
dd5f13b8 RM |
2254 | if (dev->phy.rev >= 7) |
2255 | dac_gain = (txgain >> 8) & 0x7; | |
2256 | else | |
2257 | dac_gain = (txgain >> 8) & 0x3F; | |
161d540c RM |
2258 | bbmult = txgain & 0xFF; |
2259 | ||
2260 | if (dev->phy.rev >= 3) { | |
2261 | if (i == 0) | |
2262 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100); | |
2263 | else | |
2264 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100); | |
2265 | } else { | |
2266 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000); | |
2267 | } | |
2268 | ||
2269 | if (i == 0) | |
2270 | b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain); | |
2271 | else | |
2272 | b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain); | |
2273 | ||
44f4008b | 2274 | b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain); |
161d540c | 2275 | |
44f4008b | 2276 | tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57)); |
161d540c RM |
2277 | if (i == 0) |
2278 | tmp = (tmp & 0x00FF) | (bbmult << 8); | |
2279 | else | |
2280 | tmp = (tmp & 0xFF00) | bbmult; | |
44f4008b | 2281 | b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp); |
161d540c | 2282 | |
0eff8fcd RM |
2283 | if (b43_nphy_ipa(dev)) { |
2284 | u32 tmp32; | |
2285 | u16 reg = (i == 0) ? | |
2286 | B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1; | |
dd5f13b8 RM |
2287 | tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i, |
2288 | 576 + txpi[i])); | |
0eff8fcd RM |
2289 | b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4); |
2290 | b43_phy_set(dev, reg, 0x4); | |
2291 | } | |
161d540c RM |
2292 | } |
2293 | ||
2294 | b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT); | |
2295 | ||
2296 | if (nphy->hang_avoid) | |
2297 | b43_nphy_stay_in_carrier_search(dev, 0); | |
d1591314 MB |
2298 | } |
2299 | ||
3dda07b6 RM |
2300 | static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev) |
2301 | { | |
2302 | struct b43_phy *phy = &dev->phy; | |
2303 | ||
2304 | u8 core; | |
2305 | u16 r; /* routing */ | |
2306 | ||
2307 | if (phy->rev >= 7) { | |
2308 | for (core = 0; core < 2; core++) { | |
2309 | r = core ? 0x190 : 0x170; | |
2310 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
2311 | b43_radio_write(dev, r + 0x5, 0x5); | |
2312 | b43_radio_write(dev, r + 0x9, 0xE); | |
2313 | if (phy->rev != 5) | |
2314 | b43_radio_write(dev, r + 0xA, 0); | |
2315 | if (phy->rev != 7) | |
2316 | b43_radio_write(dev, r + 0xB, 1); | |
2317 | else | |
2318 | b43_radio_write(dev, r + 0xB, 0x31); | |
2319 | } else { | |
2320 | b43_radio_write(dev, r + 0x5, 0x9); | |
2321 | b43_radio_write(dev, r + 0x9, 0xC); | |
2322 | b43_radio_write(dev, r + 0xB, 0x0); | |
2323 | if (phy->rev != 5) | |
2324 | b43_radio_write(dev, r + 0xA, 1); | |
2325 | else | |
2326 | b43_radio_write(dev, r + 0xA, 0x31); | |
2327 | } | |
2328 | b43_radio_write(dev, r + 0x6, 0); | |
2329 | b43_radio_write(dev, r + 0x7, 0); | |
2330 | b43_radio_write(dev, r + 0x8, 3); | |
2331 | b43_radio_write(dev, r + 0xC, 0); | |
2332 | } | |
2333 | } else { | |
2334 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
2335 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128); | |
2336 | else | |
2337 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80); | |
2338 | b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0); | |
2339 | b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29); | |
2340 | ||
2341 | for (core = 0; core < 2; core++) { | |
2342 | r = core ? B2056_TX1 : B2056_TX0; | |
2343 | ||
2344 | b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0); | |
2345 | b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0); | |
2346 | b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3); | |
2347 | b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0); | |
2348 | b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8); | |
2349 | b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0); | |
2350 | b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0); | |
2351 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
2352 | b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER, | |
2353 | 0x5); | |
2354 | if (phy->rev != 5) | |
2355 | b43_radio_write(dev, r | B2056_TX_TSSIA, | |
2356 | 0x00); | |
2357 | if (phy->rev >= 5) | |
2358 | b43_radio_write(dev, r | B2056_TX_TSSIG, | |
2359 | 0x31); | |
2360 | else | |
2361 | b43_radio_write(dev, r | B2056_TX_TSSIG, | |
2362 | 0x11); | |
2363 | b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX, | |
2364 | 0xE); | |
2365 | } else { | |
2366 | b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER, | |
2367 | 0x9); | |
2368 | b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31); | |
2369 | b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0); | |
2370 | b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX, | |
2371 | 0xC); | |
2372 | } | |
2373 | } | |
2374 | } | |
2375 | } | |
2376 | ||
2377 | /* | |
2378 | * Stop radio and transmit known signal. Then check received signal strength to | |
2379 | * get TSSI (Transmit Signal Strength Indicator). | |
2380 | * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi | |
2381 | */ | |
2382 | static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev) | |
2383 | { | |
2384 | struct b43_phy *phy = &dev->phy; | |
2385 | struct b43_phy_n *nphy = dev->phy.n; | |
2386 | ||
2387 | u32 tmp; | |
2388 | s32 rssi[4] = { }; | |
2389 | ||
2390 | /* TODO: check if we can transmit */ | |
2391 | ||
2392 | if (b43_nphy_ipa(dev)) | |
2393 | b43_nphy_ipa_internal_tssi_setup(dev); | |
2394 | ||
2395 | if (phy->rev >= 7) | |
2396 | ; /* TODO: Override Rev7 with 0x2000, 0, 3, 0, 0 as arguments */ | |
2397 | else if (phy->rev >= 3) | |
2398 | b43_nphy_rf_control_override(dev, 0x2000, 0, 3, false); | |
2399 | ||
2400 | b43_nphy_stop_playback(dev); | |
2401 | b43_nphy_tx_tone(dev, 0xFA0, 0, false, false); | |
2402 | udelay(20); | |
2403 | tmp = b43_nphy_poll_rssi(dev, 4, rssi, 1); | |
2404 | b43_nphy_stop_playback(dev); | |
2405 | b43_nphy_rssi_select(dev, 0, 0); | |
2406 | ||
2407 | if (phy->rev >= 7) | |
2408 | ; /* TODO: Override Rev7 with 0x2000, 0, 3, 1, 0 as arguments */ | |
2409 | else if (phy->rev >= 3) | |
2410 | b43_nphy_rf_control_override(dev, 0x2000, 0, 3, true); | |
2411 | ||
2412 | if (phy->rev >= 3) { | |
2413 | nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF; | |
2414 | nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF; | |
2415 | } else { | |
2416 | nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF; | |
2417 | nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF; | |
2418 | } | |
2419 | nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF; | |
2420 | nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF; | |
2421 | } | |
2422 | ||
0eff8fcd RM |
2423 | static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev) |
2424 | { | |
2425 | struct b43_phy *phy = &dev->phy; | |
2426 | ||
2427 | const u32 *table = NULL; | |
2428 | #if 0 | |
2429 | TODO: b43_ntab_papd_pga_gain_delta_ipa_2* | |
2430 | u32 rfpwr_offset; | |
2431 | u8 pga_gain; | |
2432 | int i; | |
2433 | #endif | |
2434 | ||
2435 | if (phy->rev >= 3) { | |
2436 | if (b43_nphy_ipa(dev)) { | |
2437 | table = b43_nphy_get_ipa_gain_table(dev); | |
2438 | } else { | |
2439 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
2440 | if (phy->rev == 3) | |
2441 | table = b43_ntab_tx_gain_rev3_5ghz; | |
2442 | if (phy->rev == 4) | |
2443 | table = b43_ntab_tx_gain_rev4_5ghz; | |
2444 | else | |
2445 | table = b43_ntab_tx_gain_rev5plus_5ghz; | |
2446 | } else { | |
2447 | table = b43_ntab_tx_gain_rev3plus_2ghz; | |
2448 | } | |
2449 | } | |
2450 | } else { | |
2451 | table = b43_ntab_tx_gain_rev0_1_2; | |
2452 | } | |
2453 | b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table); | |
2454 | b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table); | |
2455 | ||
2456 | if (phy->rev >= 3) { | |
2457 | #if 0 | |
2458 | nphy->gmval = (table[0] >> 16) & 0x7000; | |
2459 | ||
2460 | for (i = 0; i < 128; i++) { | |
2461 | pga_gain = (table[i] >> 24) & 0xF; | |
2462 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
2463 | rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain]; | |
2464 | else | |
2465 | rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_5g[pga_gain]; | |
2466 | b43_ntab_write(dev, B43_NTAB32(26, 576 + i), | |
2467 | rfpwr_offset); | |
2468 | b43_ntab_write(dev, B43_NTAB32(27, 576 + i), | |
2469 | rfpwr_offset); | |
2470 | } | |
2471 | #endif | |
2472 | } | |
2473 | } | |
7955de0c | 2474 | |
e50cbcf6 RM |
2475 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */ |
2476 | static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable) | |
2477 | { | |
2478 | struct b43_phy_n *nphy = dev->phy.n; | |
2479 | enum ieee80211_band band; | |
2480 | u16 tmp; | |
2481 | ||
2482 | if (!enable) { | |
2483 | nphy->rfctrl_intc1_save = b43_phy_read(dev, | |
2484 | B43_NPHY_RFCTL_INTC1); | |
2485 | nphy->rfctrl_intc2_save = b43_phy_read(dev, | |
2486 | B43_NPHY_RFCTL_INTC2); | |
2487 | band = b43_current_band(dev->wl); | |
2488 | if (dev->phy.rev >= 3) { | |
2489 | if (band == IEEE80211_BAND_5GHZ) | |
2490 | tmp = 0x600; | |
2491 | else | |
2492 | tmp = 0x480; | |
2493 | } else { | |
2494 | if (band == IEEE80211_BAND_5GHZ) | |
2495 | tmp = 0x180; | |
2496 | else | |
2497 | tmp = 0x120; | |
2498 | } | |
2499 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp); | |
2500 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp); | |
2501 | } else { | |
2502 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, | |
2503 | nphy->rfctrl_intc1_save); | |
2504 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, | |
2505 | nphy->rfctrl_intc2_save); | |
2506 | } | |
2507 | } | |
2508 | ||
fe3e46e8 RM |
2509 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw */ |
2510 | static void b43_nphy_tx_lp_fbw(struct b43_wldev *dev) | |
2511 | { | |
fe3e46e8 | 2512 | u16 tmp; |
fe3e46e8 RM |
2513 | |
2514 | if (dev->phy.rev >= 3) { | |
c002831a | 2515 | if (b43_nphy_ipa(dev)) { |
fe3e46e8 RM |
2516 | tmp = 4; |
2517 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2, | |
2518 | (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp); | |
2519 | } | |
2520 | ||
2521 | tmp = 1; | |
2522 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2, | |
2523 | (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp); | |
2524 | } | |
2525 | } | |
2526 | ||
2faa6b83 RM |
2527 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */ |
2528 | static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est, | |
2529 | u16 samps, u8 time, bool wait) | |
2530 | { | |
2531 | int i; | |
2532 | u16 tmp; | |
2533 | ||
2534 | b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps); | |
2535 | b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time); | |
2536 | if (wait) | |
2537 | b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE); | |
2538 | else | |
2539 | b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE); | |
2540 | ||
2541 | b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START); | |
2542 | ||
2543 | for (i = 1000; i; i--) { | |
2544 | tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD); | |
2545 | if (!(tmp & B43_NPHY_IQEST_CMD_START)) { | |
2546 | est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) | | |
2547 | b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0); | |
2548 | est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) | | |
2549 | b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0); | |
2550 | est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) | | |
2551 | b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0); | |
2552 | ||
2553 | est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) | | |
2554 | b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1); | |
2555 | est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) | | |
2556 | b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1); | |
2557 | est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) | | |
2558 | b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1); | |
2559 | return; | |
2560 | } | |
2561 | udelay(10); | |
2562 | } | |
2563 | memset(est, 0, sizeof(*est)); | |
2564 | } | |
2565 | ||
a67162ab RM |
2566 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */ |
2567 | static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write, | |
2568 | struct b43_phy_n_iq_comp *pcomp) | |
2569 | { | |
2570 | if (write) { | |
2571 | b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0); | |
2572 | b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0); | |
2573 | b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1); | |
2574 | b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1); | |
2575 | } else { | |
2576 | pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0); | |
2577 | pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0); | |
2578 | pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1); | |
2579 | pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1); | |
2580 | } | |
2581 | } | |
2582 | ||
c7455cf9 RM |
2583 | #if 0 |
2584 | /* Ready but not used anywhere */ | |
026816fc RM |
2585 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */ |
2586 | static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core) | |
2587 | { | |
2588 | u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; | |
2589 | ||
2590 | b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]); | |
2591 | if (core == 0) { | |
2592 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]); | |
2593 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]); | |
2594 | } else { | |
2595 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]); | |
2596 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]); | |
2597 | } | |
2598 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]); | |
2599 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]); | |
2600 | b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]); | |
2601 | b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]); | |
2602 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]); | |
2603 | b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]); | |
2604 | b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]); | |
2605 | b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]); | |
2606 | } | |
2607 | ||
2608 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */ | |
2609 | static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core) | |
2610 | { | |
2611 | u8 rxval, txval; | |
2612 | u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; | |
2613 | ||
2614 | regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA); | |
2615 | if (core == 0) { | |
2616 | regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); | |
2617 | regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); | |
2618 | } else { | |
2619 | regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); | |
2620 | regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
2621 | } | |
2622 | regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); | |
2623 | regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); | |
2624 | regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1); | |
2625 | regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2); | |
2626 | regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1); | |
2627 | regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER); | |
2628 | regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0); | |
2629 | regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1); | |
2630 | ||
2631 | b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001); | |
2632 | b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001); | |
2633 | ||
acd82aa8 LF |
2634 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, |
2635 | ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF, | |
026816fc RM |
2636 | ((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT)); |
2637 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN, | |
2638 | ((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT)); | |
2639 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN, | |
2640 | (core << B43_NPHY_RFSEQCA_RXEN_SHIFT)); | |
2641 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS, | |
2642 | (core << B43_NPHY_RFSEQCA_TXDIS_SHIFT)); | |
2643 | ||
2644 | if (core == 0) { | |
2645 | b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007); | |
2646 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007); | |
2647 | } else { | |
2648 | b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007); | |
2649 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007); | |
2650 | } | |
2651 | ||
67cbc3ed RM |
2652 | b43_nphy_rf_control_intc_override(dev, 2, 0, 3); |
2653 | b43_nphy_rf_control_override(dev, 8, 0, 3, false); | |
67c0d6e2 | 2654 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX); |
026816fc RM |
2655 | |
2656 | if (core == 0) { | |
2657 | rxval = 1; | |
2658 | txval = 8; | |
2659 | } else { | |
2660 | rxval = 4; | |
2661 | txval = 2; | |
2662 | } | |
67cbc3ed RM |
2663 | b43_nphy_rf_control_intc_override(dev, 1, rxval, (core + 1)); |
2664 | b43_nphy_rf_control_intc_override(dev, 1, txval, (2 - core)); | |
026816fc | 2665 | } |
c7455cf9 | 2666 | #endif |
026816fc | 2667 | |
34a56f2c RM |
2668 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */ |
2669 | static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask) | |
2670 | { | |
2671 | int i; | |
2672 | s32 iq; | |
2673 | u32 ii; | |
2674 | u32 qq; | |
2675 | int iq_nbits, qq_nbits; | |
2676 | int arsh, brsh; | |
2677 | u16 tmp, a, b; | |
2678 | ||
2679 | struct nphy_iq_est est; | |
2680 | struct b43_phy_n_iq_comp old; | |
2681 | struct b43_phy_n_iq_comp new = { }; | |
2682 | bool error = false; | |
2683 | ||
2684 | if (mask == 0) | |
2685 | return; | |
2686 | ||
2687 | b43_nphy_rx_iq_coeffs(dev, false, &old); | |
2688 | b43_nphy_rx_iq_coeffs(dev, true, &new); | |
2689 | b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false); | |
2690 | new = old; | |
2691 | ||
2692 | for (i = 0; i < 2; i++) { | |
2693 | if (i == 0 && (mask & 1)) { | |
2694 | iq = est.iq0_prod; | |
2695 | ii = est.i0_pwr; | |
2696 | qq = est.q0_pwr; | |
2697 | } else if (i == 1 && (mask & 2)) { | |
2698 | iq = est.iq1_prod; | |
2699 | ii = est.i1_pwr; | |
2700 | qq = est.q1_pwr; | |
2701 | } else { | |
34a56f2c RM |
2702 | continue; |
2703 | } | |
2704 | ||
2705 | if (ii + qq < 2) { | |
2706 | error = true; | |
2707 | break; | |
2708 | } | |
2709 | ||
2710 | iq_nbits = fls(abs(iq)); | |
2711 | qq_nbits = fls(qq); | |
2712 | ||
2713 | arsh = iq_nbits - 20; | |
2714 | if (arsh >= 0) { | |
2715 | a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh))); | |
2716 | tmp = ii >> arsh; | |
2717 | } else { | |
2718 | a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh))); | |
2719 | tmp = ii << -arsh; | |
2720 | } | |
2721 | if (tmp == 0) { | |
2722 | error = true; | |
2723 | break; | |
2724 | } | |
2725 | a /= tmp; | |
2726 | ||
2727 | brsh = qq_nbits - 11; | |
2728 | if (brsh >= 0) { | |
2729 | b = (qq << (31 - qq_nbits)); | |
2730 | tmp = ii >> brsh; | |
2731 | } else { | |
2732 | b = (qq << (31 - qq_nbits)); | |
2733 | tmp = ii << -brsh; | |
2734 | } | |
2735 | if (tmp == 0) { | |
2736 | error = true; | |
2737 | break; | |
2738 | } | |
2739 | b = int_sqrt(b / tmp - a * a) - (1 << 10); | |
2740 | ||
2741 | if (i == 0 && (mask & 0x1)) { | |
2742 | if (dev->phy.rev >= 3) { | |
2743 | new.a0 = a & 0x3FF; | |
2744 | new.b0 = b & 0x3FF; | |
2745 | } else { | |
2746 | new.a0 = b & 0x3FF; | |
2747 | new.b0 = a & 0x3FF; | |
2748 | } | |
2749 | } else if (i == 1 && (mask & 0x2)) { | |
2750 | if (dev->phy.rev >= 3) { | |
2751 | new.a1 = a & 0x3FF; | |
2752 | new.b1 = b & 0x3FF; | |
2753 | } else { | |
2754 | new.a1 = b & 0x3FF; | |
2755 | new.b1 = a & 0x3FF; | |
2756 | } | |
2757 | } | |
2758 | } | |
2759 | ||
2760 | if (error) | |
2761 | new = old; | |
2762 | ||
2763 | b43_nphy_rx_iq_coeffs(dev, true, &new); | |
2764 | } | |
2765 | ||
09146400 RM |
2766 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */ |
2767 | static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev) | |
2768 | { | |
2769 | u16 array[4]; | |
44f4008b | 2770 | b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array); |
09146400 RM |
2771 | |
2772 | b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]); | |
2773 | b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]); | |
2774 | b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]); | |
2775 | b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]); | |
2776 | } | |
2777 | ||
9442e5b5 RM |
2778 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */ |
2779 | static void b43_nphy_spur_workaround(struct b43_wldev *dev) | |
2780 | { | |
2781 | struct b43_phy_n *nphy = dev->phy.n; | |
2782 | ||
204a665b | 2783 | u8 channel = dev->phy.channel; |
9442e5b5 RM |
2784 | int tone[2] = { 57, 58 }; |
2785 | u32 noise[2] = { 0x3FF, 0x3FF }; | |
2786 | ||
2787 | B43_WARN_ON(dev->phy.rev < 3); | |
2788 | ||
2789 | if (nphy->hang_avoid) | |
2790 | b43_nphy_stay_in_carrier_search(dev, 1); | |
2791 | ||
9442e5b5 RM |
2792 | if (nphy->gband_spurwar_en) { |
2793 | /* TODO: N PHY Adjust Analog Pfbw (7) */ | |
2794 | if (channel == 11 && dev->phy.is_40mhz) | |
2795 | ; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/ | |
2796 | else | |
2797 | ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/ | |
2798 | /* TODO: N PHY Adjust CRS Min Power (0x1E) */ | |
2799 | } | |
2800 | ||
2801 | if (nphy->aband_spurwar_en) { | |
2802 | if (channel == 54) { | |
2803 | tone[0] = 0x20; | |
2804 | noise[0] = 0x25F; | |
2805 | } else if (channel == 38 || channel == 102 || channel == 118) { | |
2806 | if (0 /* FIXME */) { | |
2807 | tone[0] = 0x20; | |
2808 | noise[0] = 0x21F; | |
2809 | } else { | |
2810 | tone[0] = 0; | |
2811 | noise[0] = 0; | |
2812 | } | |
2813 | } else if (channel == 134) { | |
2814 | tone[0] = 0x20; | |
2815 | noise[0] = 0x21F; | |
2816 | } else if (channel == 151) { | |
2817 | tone[0] = 0x10; | |
2818 | noise[0] = 0x23F; | |
2819 | } else if (channel == 153 || channel == 161) { | |
2820 | tone[0] = 0x30; | |
2821 | noise[0] = 0x23F; | |
2822 | } else { | |
2823 | tone[0] = 0; | |
2824 | noise[0] = 0; | |
2825 | } | |
2826 | ||
2827 | if (!tone[0] && !noise[0]) | |
2828 | ; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/ | |
2829 | else | |
2830 | ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/ | |
2831 | } | |
2832 | ||
2833 | if (nphy->hang_avoid) | |
2834 | b43_nphy_stay_in_carrier_search(dev, 0); | |
2835 | } | |
2836 | ||
5ecab603 RM |
2837 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */ |
2838 | static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev) | |
2839 | { | |
2840 | struct b43_phy_n *nphy = dev->phy.n; | |
2841 | int i, j; | |
2842 | u32 tmp; | |
2843 | u32 cur_real, cur_imag, real_part, imag_part; | |
90b9738d | 2844 | |
5ecab603 | 2845 | u16 buffer[7]; |
90b9738d | 2846 | |
5ecab603 RM |
2847 | if (nphy->hang_avoid) |
2848 | b43_nphy_stay_in_carrier_search(dev, true); | |
90b9738d | 2849 | |
5ecab603 | 2850 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer); |
90b9738d | 2851 | |
5ecab603 RM |
2852 | for (i = 0; i < 2; i++) { |
2853 | tmp = ((buffer[i * 2] & 0x3FF) << 10) | | |
2854 | (buffer[i * 2 + 1] & 0x3FF); | |
2855 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, | |
2856 | (((i + 26) << 10) | 320)); | |
2857 | for (j = 0; j < 128; j++) { | |
2858 | b43_phy_write(dev, B43_NPHY_TABLE_DATAHI, | |
2859 | ((tmp >> 16) & 0xFFFF)); | |
2860 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, | |
2861 | (tmp & 0xFFFF)); | |
90b9738d | 2862 | } |
90b9738d RM |
2863 | } |
2864 | ||
5ecab603 RM |
2865 | for (i = 0; i < 2; i++) { |
2866 | tmp = buffer[5 + i]; | |
2867 | real_part = (tmp >> 8) & 0xFF; | |
2868 | imag_part = (tmp & 0xFF); | |
2869 | b43_phy_write(dev, B43_NPHY_TABLE_ADDR, | |
2870 | (((i + 26) << 10) | 448)); | |
90b9738d | 2871 | |
5ecab603 RM |
2872 | if (dev->phy.rev >= 3) { |
2873 | cur_real = real_part; | |
2874 | cur_imag = imag_part; | |
2875 | tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF); | |
2876 | } | |
90b9738d | 2877 | |
5ecab603 RM |
2878 | for (j = 0; j < 128; j++) { |
2879 | if (dev->phy.rev < 3) { | |
2880 | cur_real = (real_part * loscale[j] + 128) >> 8; | |
2881 | cur_imag = (imag_part * loscale[j] + 128) >> 8; | |
2882 | tmp = ((cur_real & 0xFF) << 8) | | |
2883 | (cur_imag & 0xFF); | |
2884 | } | |
2885 | b43_phy_write(dev, B43_NPHY_TABLE_DATAHI, | |
2886 | ((tmp >> 16) & 0xFFFF)); | |
2887 | b43_phy_write(dev, B43_NPHY_TABLE_DATALO, | |
2888 | (tmp & 0xFFFF)); | |
2889 | } | |
90b9738d RM |
2890 | } |
2891 | ||
5ecab603 RM |
2892 | if (dev->phy.rev >= 3) { |
2893 | b43_shm_write16(dev, B43_SHM_SHARED, | |
2894 | B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF); | |
2895 | b43_shm_write16(dev, B43_SHM_SHARED, | |
2896 | B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF); | |
90b9738d RM |
2897 | } |
2898 | ||
5ecab603 RM |
2899 | if (nphy->hang_avoid) |
2900 | b43_nphy_stay_in_carrier_search(dev, false); | |
4cb99775 RM |
2901 | } |
2902 | ||
42e1547e RM |
2903 | /* |
2904 | * Restore RSSI Calibration | |
2905 | * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal | |
2906 | */ | |
2907 | static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev) | |
2908 | { | |
2909 | struct b43_phy_n *nphy = dev->phy.n; | |
2910 | ||
2911 | u16 *rssical_radio_regs = NULL; | |
2912 | u16 *rssical_phy_regs = NULL; | |
2913 | ||
2914 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
204a665b | 2915 | if (!nphy->rssical_chanspec_2G.center_freq) |
42e1547e RM |
2916 | return; |
2917 | rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G; | |
2918 | rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G; | |
2919 | } else { | |
204a665b | 2920 | if (!nphy->rssical_chanspec_5G.center_freq) |
42e1547e RM |
2921 | return; |
2922 | rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G; | |
2923 | rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G; | |
2924 | } | |
2925 | ||
2926 | /* TODO use some definitions */ | |
2927 | b43_radio_maskset(dev, 0x602B, 0xE3, rssical_radio_regs[0]); | |
2928 | b43_radio_maskset(dev, 0x702B, 0xE3, rssical_radio_regs[1]); | |
2929 | ||
2930 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]); | |
2931 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]); | |
2932 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]); | |
2933 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]); | |
2934 | ||
2935 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]); | |
2936 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]); | |
2937 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]); | |
2938 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]); | |
2939 | ||
2940 | b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]); | |
2941 | b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]); | |
2942 | b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]); | |
2943 | b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]); | |
2944 | } | |
2945 | ||
c4a92003 RM |
2946 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */ |
2947 | static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev) | |
2948 | { | |
2949 | struct b43_phy_n *nphy = dev->phy.n; | |
2950 | u16 *save = nphy->tx_rx_cal_radio_saveregs; | |
52cb5e97 RM |
2951 | u16 tmp; |
2952 | u8 offset, i; | |
c4a92003 RM |
2953 | |
2954 | if (dev->phy.rev >= 3) { | |
52cb5e97 RM |
2955 | for (i = 0; i < 2; i++) { |
2956 | tmp = (i == 0) ? 0x2000 : 0x3000; | |
2957 | offset = i * 11; | |
2958 | ||
2959 | save[offset + 0] = b43_radio_read16(dev, B2055_CAL_RVARCTL); | |
2960 | save[offset + 1] = b43_radio_read16(dev, B2055_CAL_LPOCTL); | |
2961 | save[offset + 2] = b43_radio_read16(dev, B2055_CAL_TS); | |
2962 | save[offset + 3] = b43_radio_read16(dev, B2055_CAL_RCCALRTS); | |
2963 | save[offset + 4] = b43_radio_read16(dev, B2055_CAL_RCALRTS); | |
2964 | save[offset + 5] = b43_radio_read16(dev, B2055_PADDRV); | |
2965 | save[offset + 6] = b43_radio_read16(dev, B2055_XOCTL1); | |
2966 | save[offset + 7] = b43_radio_read16(dev, B2055_XOCTL2); | |
2967 | save[offset + 8] = b43_radio_read16(dev, B2055_XOREGUL); | |
2968 | save[offset + 9] = b43_radio_read16(dev, B2055_XOMISC); | |
2969 | save[offset + 10] = b43_radio_read16(dev, B2055_PLL_LFC1); | |
2970 | ||
2971 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
2972 | b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x0A); | |
2973 | b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40); | |
2974 | b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55); | |
2975 | b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0); | |
2976 | b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0); | |
2977 | if (nphy->ipa5g_on) { | |
2978 | b43_radio_write16(dev, tmp | B2055_PADDRV, 4); | |
2979 | b43_radio_write16(dev, tmp | B2055_XOCTL1, 1); | |
2980 | } else { | |
2981 | b43_radio_write16(dev, tmp | B2055_PADDRV, 0); | |
2982 | b43_radio_write16(dev, tmp | B2055_XOCTL1, 0x2F); | |
2983 | } | |
2984 | b43_radio_write16(dev, tmp | B2055_XOCTL2, 0); | |
2985 | } else { | |
2986 | b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x06); | |
2987 | b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40); | |
2988 | b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55); | |
2989 | b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0); | |
2990 | b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0); | |
2991 | b43_radio_write16(dev, tmp | B2055_XOCTL1, 0); | |
2992 | if (nphy->ipa2g_on) { | |
2993 | b43_radio_write16(dev, tmp | B2055_PADDRV, 6); | |
2994 | b43_radio_write16(dev, tmp | B2055_XOCTL2, | |
2995 | (dev->phy.rev < 5) ? 0x11 : 0x01); | |
2996 | } else { | |
2997 | b43_radio_write16(dev, tmp | B2055_PADDRV, 0); | |
2998 | b43_radio_write16(dev, tmp | B2055_XOCTL2, 0); | |
2999 | } | |
3000 | } | |
3001 | b43_radio_write16(dev, tmp | B2055_XOREGUL, 0); | |
3002 | b43_radio_write16(dev, tmp | B2055_XOMISC, 0); | |
3003 | b43_radio_write16(dev, tmp | B2055_PLL_LFC1, 0); | |
3004 | } | |
c4a92003 RM |
3005 | } else { |
3006 | save[0] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL1); | |
3007 | b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL1, 0x29); | |
3008 | ||
3009 | save[1] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL2); | |
3010 | b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL2, 0x54); | |
3011 | ||
3012 | save[2] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL1); | |
3013 | b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL1, 0x29); | |
3014 | ||
3015 | save[3] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL2); | |
3016 | b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL2, 0x54); | |
3017 | ||
3018 | save[3] = b43_radio_read16(dev, B2055_C1_PWRDET_RXTX); | |
3019 | save[4] = b43_radio_read16(dev, B2055_C2_PWRDET_RXTX); | |
3020 | ||
3021 | if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) & | |
3022 | B43_NPHY_BANDCTL_5GHZ)) { | |
3023 | b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x04); | |
3024 | b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x04); | |
3025 | } else { | |
3026 | b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x20); | |
3027 | b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x20); | |
3028 | } | |
3029 | ||
3030 | if (dev->phy.rev < 2) { | |
3031 | b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20); | |
3032 | b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20); | |
3033 | } else { | |
3034 | b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20); | |
3035 | b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20); | |
3036 | } | |
3037 | } | |
3038 | } | |
3039 | ||
de7ed0c6 RM |
3040 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */ |
3041 | static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core) | |
3042 | { | |
3043 | struct b43_phy_n *nphy = dev->phy.n; | |
3044 | int i; | |
3045 | u16 scale, entry; | |
3046 | ||
3047 | u16 tmp = nphy->txcal_bbmult; | |
3048 | if (core == 0) | |
3049 | tmp >>= 8; | |
3050 | tmp &= 0xff; | |
3051 | ||
3052 | for (i = 0; i < 18; i++) { | |
3053 | scale = (ladder_lo[i].percent * tmp) / 100; | |
3054 | entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env; | |
d41a3552 | 3055 | b43_ntab_write(dev, B43_NTAB16(15, i), entry); |
de7ed0c6 RM |
3056 | |
3057 | scale = (ladder_iq[i].percent * tmp) / 100; | |
3058 | entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env; | |
d41a3552 | 3059 | b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry); |
de7ed0c6 RM |
3060 | } |
3061 | } | |
3062 | ||
45ca697e RM |
3063 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */ |
3064 | static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev) | |
3065 | { | |
3066 | int i; | |
3067 | for (i = 0; i < 15; i++) | |
3068 | b43_phy_write(dev, B43_PHY_N(0x2C5 + i), | |
3069 | tbl_tx_filter_coef_rev4[2][i]); | |
3070 | } | |
3071 | ||
3072 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */ | |
3073 | static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev) | |
3074 | { | |
3075 | int i, j; | |
3076 | /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */ | |
20407ed8 | 3077 | static const u16 offset[] = { 0x186, 0x195, 0x2C5 }; |
45ca697e RM |
3078 | |
3079 | for (i = 0; i < 3; i++) | |
3080 | for (j = 0; j < 15; j++) | |
3081 | b43_phy_write(dev, B43_PHY_N(offset[i] + j), | |
3082 | tbl_tx_filter_coef_rev4[i][j]); | |
3083 | ||
3084 | if (dev->phy.is_40mhz) { | |
3085 | for (j = 0; j < 15; j++) | |
3086 | b43_phy_write(dev, B43_PHY_N(offset[0] + j), | |
3087 | tbl_tx_filter_coef_rev4[3][j]); | |
3088 | } else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { | |
3089 | for (j = 0; j < 15; j++) | |
3090 | b43_phy_write(dev, B43_PHY_N(offset[0] + j), | |
3091 | tbl_tx_filter_coef_rev4[5][j]); | |
3092 | } | |
3093 | ||
3094 | if (dev->phy.channel == 14) | |
3095 | for (j = 0; j < 15; j++) | |
3096 | b43_phy_write(dev, B43_PHY_N(offset[0] + j), | |
3097 | tbl_tx_filter_coef_rev4[6][j]); | |
3098 | } | |
3099 | ||
b0022e15 RM |
3100 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */ |
3101 | static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev) | |
3102 | { | |
3103 | struct b43_phy_n *nphy = dev->phy.n; | |
3104 | ||
3105 | u16 curr_gain[2]; | |
3106 | struct nphy_txgains target; | |
3107 | const u32 *table = NULL; | |
3108 | ||
161d540c | 3109 | if (!nphy->txpwrctrl) { |
b0022e15 RM |
3110 | int i; |
3111 | ||
3112 | if (nphy->hang_avoid) | |
3113 | b43_nphy_stay_in_carrier_search(dev, true); | |
9145834e | 3114 | b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain); |
b0022e15 RM |
3115 | if (nphy->hang_avoid) |
3116 | b43_nphy_stay_in_carrier_search(dev, false); | |
3117 | ||
3118 | for (i = 0; i < 2; ++i) { | |
3119 | if (dev->phy.rev >= 3) { | |
3120 | target.ipa[i] = curr_gain[i] & 0x000F; | |
3121 | target.pad[i] = (curr_gain[i] & 0x00F0) >> 4; | |
3122 | target.pga[i] = (curr_gain[i] & 0x0F00) >> 8; | |
3123 | target.txgm[i] = (curr_gain[i] & 0x7000) >> 12; | |
3124 | } else { | |
3125 | target.ipa[i] = curr_gain[i] & 0x0003; | |
3126 | target.pad[i] = (curr_gain[i] & 0x000C) >> 2; | |
3127 | target.pga[i] = (curr_gain[i] & 0x0070) >> 4; | |
3128 | target.txgm[i] = (curr_gain[i] & 0x0380) >> 7; | |
3129 | } | |
3130 | } | |
3131 | } else { | |
3132 | int i; | |
3133 | u16 index[2]; | |
3134 | index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) & | |
3135 | B43_NPHY_TXPCTL_STAT_BIDX) >> | |
3136 | B43_NPHY_TXPCTL_STAT_BIDX_SHIFT; | |
3137 | index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) & | |
3138 | B43_NPHY_TXPCTL_STAT_BIDX) >> | |
3139 | B43_NPHY_TXPCTL_STAT_BIDX_SHIFT; | |
3140 | ||
3141 | for (i = 0; i < 2; ++i) { | |
3142 | if (dev->phy.rev >= 3) { | |
3143 | enum ieee80211_band band = | |
3144 | b43_current_band(dev->wl); | |
3145 | ||
c002831a | 3146 | if (b43_nphy_ipa(dev)) { |
b0022e15 RM |
3147 | table = b43_nphy_get_ipa_gain_table(dev); |
3148 | } else { | |
3149 | if (band == IEEE80211_BAND_5GHZ) { | |
3150 | if (dev->phy.rev == 3) | |
3151 | table = b43_ntab_tx_gain_rev3_5ghz; | |
3152 | else if (dev->phy.rev == 4) | |
3153 | table = b43_ntab_tx_gain_rev4_5ghz; | |
3154 | else | |
3155 | table = b43_ntab_tx_gain_rev5plus_5ghz; | |
3156 | } else { | |
3157 | table = b43_ntab_tx_gain_rev3plus_2ghz; | |
3158 | } | |
3159 | } | |
3160 | ||
3161 | target.ipa[i] = (table[index[i]] >> 16) & 0xF; | |
3162 | target.pad[i] = (table[index[i]] >> 20) & 0xF; | |
3163 | target.pga[i] = (table[index[i]] >> 24) & 0xF; | |
3164 | target.txgm[i] = (table[index[i]] >> 28) & 0xF; | |
3165 | } else { | |
3166 | table = b43_ntab_tx_gain_rev0_1_2; | |
3167 | ||
3168 | target.ipa[i] = (table[index[i]] >> 16) & 0x3; | |
3169 | target.pad[i] = (table[index[i]] >> 18) & 0x3; | |
3170 | target.pga[i] = (table[index[i]] >> 20) & 0x7; | |
3171 | target.txgm[i] = (table[index[i]] >> 23) & 0x7; | |
3172 | } | |
3173 | } | |
3174 | } | |
3175 | ||
3176 | return target; | |
3177 | } | |
3178 | ||
e53de674 RM |
3179 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */ |
3180 | static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev) | |
3181 | { | |
3182 | u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; | |
3183 | ||
3184 | if (dev->phy.rev >= 3) { | |
3185 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]); | |
3186 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]); | |
3187 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]); | |
3188 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]); | |
3189 | b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]); | |
d41a3552 RM |
3190 | b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]); |
3191 | b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]); | |
e53de674 RM |
3192 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]); |
3193 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]); | |
3194 | b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]); | |
3195 | b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]); | |
3196 | b43_nphy_reset_cca(dev); | |
3197 | } else { | |
3198 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]); | |
3199 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]); | |
3200 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]); | |
d41a3552 RM |
3201 | b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]); |
3202 | b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]); | |
e53de674 RM |
3203 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]); |
3204 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]); | |
3205 | } | |
3206 | } | |
3207 | ||
3208 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */ | |
3209 | static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev) | |
3210 | { | |
3211 | u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; | |
3212 | u16 tmp; | |
3213 | ||
3214 | regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); | |
3215 | regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); | |
3216 | if (dev->phy.rev >= 3) { | |
3217 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00); | |
3218 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00); | |
3219 | ||
3220 | tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); | |
3221 | regs[2] = tmp; | |
3222 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600); | |
3223 | ||
3224 | tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
3225 | regs[3] = tmp; | |
3226 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600); | |
3227 | ||
3228 | regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG); | |
acd82aa8 LF |
3229 | b43_phy_mask(dev, B43_NPHY_BBCFG, |
3230 | ~B43_NPHY_BBCFG_RSTRX & 0xFFFF); | |
e53de674 | 3231 | |
c643a66e | 3232 | tmp = b43_ntab_read(dev, B43_NTAB16(8, 3)); |
e53de674 | 3233 | regs[5] = tmp; |
d41a3552 | 3234 | b43_ntab_write(dev, B43_NTAB16(8, 3), 0); |
c643a66e RM |
3235 | |
3236 | tmp = b43_ntab_read(dev, B43_NTAB16(8, 19)); | |
e53de674 | 3237 | regs[6] = tmp; |
d41a3552 | 3238 | b43_ntab_write(dev, B43_NTAB16(8, 19), 0); |
e53de674 RM |
3239 | regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
3240 | regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); | |
3241 | ||
67cbc3ed RM |
3242 | b43_nphy_rf_control_intc_override(dev, 2, 1, 3); |
3243 | b43_nphy_rf_control_intc_override(dev, 1, 2, 1); | |
3244 | b43_nphy_rf_control_intc_override(dev, 1, 8, 2); | |
e53de674 RM |
3245 | |
3246 | regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0); | |
3247 | regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1); | |
3248 | b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001); | |
3249 | b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001); | |
3250 | } else { | |
3251 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000); | |
3252 | b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000); | |
3253 | tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
3254 | regs[2] = tmp; | |
3255 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000); | |
c643a66e | 3256 | tmp = b43_ntab_read(dev, B43_NTAB16(8, 2)); |
e53de674 RM |
3257 | regs[3] = tmp; |
3258 | tmp |= 0x2000; | |
d41a3552 | 3259 | b43_ntab_write(dev, B43_NTAB16(8, 2), tmp); |
c643a66e | 3260 | tmp = b43_ntab_read(dev, B43_NTAB16(8, 18)); |
e53de674 RM |
3261 | regs[4] = tmp; |
3262 | tmp |= 0x2000; | |
d41a3552 | 3263 | b43_ntab_write(dev, B43_NTAB16(8, 18), tmp); |
e53de674 RM |
3264 | regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
3265 | regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); | |
3266 | if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) | |
3267 | tmp = 0x0180; | |
3268 | else | |
3269 | tmp = 0x0120; | |
3270 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp); | |
3271 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp); | |
3272 | } | |
3273 | } | |
3274 | ||
bbc6dc12 RM |
3275 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */ |
3276 | static void b43_nphy_save_cal(struct b43_wldev *dev) | |
3277 | { | |
3278 | struct b43_phy_n *nphy = dev->phy.n; | |
3279 | ||
3280 | struct b43_phy_n_iq_comp *rxcal_coeffs = NULL; | |
3281 | u16 *txcal_radio_regs = NULL; | |
902db91d | 3282 | struct b43_chanspec *iqcal_chanspec; |
bbc6dc12 RM |
3283 | u16 *table = NULL; |
3284 | ||
3285 | if (nphy->hang_avoid) | |
3286 | b43_nphy_stay_in_carrier_search(dev, 1); | |
3287 | ||
3288 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
3289 | rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G; | |
3290 | txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G; | |
3291 | iqcal_chanspec = &nphy->iqcal_chanspec_2G; | |
3292 | table = nphy->cal_cache.txcal_coeffs_2G; | |
3293 | } else { | |
3294 | rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G; | |
3295 | txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G; | |
3296 | iqcal_chanspec = &nphy->iqcal_chanspec_5G; | |
3297 | table = nphy->cal_cache.txcal_coeffs_5G; | |
3298 | } | |
3299 | ||
3300 | b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs); | |
3301 | /* TODO use some definitions */ | |
3302 | if (dev->phy.rev >= 3) { | |
3303 | txcal_radio_regs[0] = b43_radio_read(dev, 0x2021); | |
3304 | txcal_radio_regs[1] = b43_radio_read(dev, 0x2022); | |
3305 | txcal_radio_regs[2] = b43_radio_read(dev, 0x3021); | |
3306 | txcal_radio_regs[3] = b43_radio_read(dev, 0x3022); | |
3307 | txcal_radio_regs[4] = b43_radio_read(dev, 0x2023); | |
3308 | txcal_radio_regs[5] = b43_radio_read(dev, 0x2024); | |
3309 | txcal_radio_regs[6] = b43_radio_read(dev, 0x3023); | |
3310 | txcal_radio_regs[7] = b43_radio_read(dev, 0x3024); | |
3311 | } else { | |
3312 | txcal_radio_regs[0] = b43_radio_read(dev, 0x8B); | |
3313 | txcal_radio_regs[1] = b43_radio_read(dev, 0xBA); | |
3314 | txcal_radio_regs[2] = b43_radio_read(dev, 0x8D); | |
3315 | txcal_radio_regs[3] = b43_radio_read(dev, 0xBC); | |
3316 | } | |
204a665b RM |
3317 | iqcal_chanspec->center_freq = dev->phy.channel_freq; |
3318 | iqcal_chanspec->channel_type = dev->phy.channel_type; | |
5818e989 | 3319 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table); |
bbc6dc12 RM |
3320 | |
3321 | if (nphy->hang_avoid) | |
3322 | b43_nphy_stay_in_carrier_search(dev, 0); | |
3323 | } | |
3324 | ||
2f258b74 RM |
3325 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */ |
3326 | static void b43_nphy_restore_cal(struct b43_wldev *dev) | |
3327 | { | |
3328 | struct b43_phy_n *nphy = dev->phy.n; | |
3329 | ||
3330 | u16 coef[4]; | |
3331 | u16 *loft = NULL; | |
3332 | u16 *table = NULL; | |
3333 | ||
3334 | int i; | |
3335 | u16 *txcal_radio_regs = NULL; | |
3336 | struct b43_phy_n_iq_comp *rxcal_coeffs = NULL; | |
3337 | ||
3338 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
204a665b | 3339 | if (!nphy->iqcal_chanspec_2G.center_freq) |
2f258b74 RM |
3340 | return; |
3341 | table = nphy->cal_cache.txcal_coeffs_2G; | |
3342 | loft = &nphy->cal_cache.txcal_coeffs_2G[5]; | |
3343 | } else { | |
204a665b | 3344 | if (!nphy->iqcal_chanspec_5G.center_freq) |
2f258b74 RM |
3345 | return; |
3346 | table = nphy->cal_cache.txcal_coeffs_5G; | |
3347 | loft = &nphy->cal_cache.txcal_coeffs_5G[5]; | |
3348 | } | |
3349 | ||
2581b143 | 3350 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table); |
2f258b74 RM |
3351 | |
3352 | for (i = 0; i < 4; i++) { | |
3353 | if (dev->phy.rev >= 3) | |
3354 | table[i] = coef[i]; | |
3355 | else | |
3356 | coef[i] = 0; | |
3357 | } | |
3358 | ||
2581b143 RM |
3359 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef); |
3360 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft); | |
3361 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft); | |
2f258b74 RM |
3362 | |
3363 | if (dev->phy.rev < 2) | |
3364 | b43_nphy_tx_iq_workaround(dev); | |
3365 | ||
3366 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | |
3367 | txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G; | |
3368 | rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G; | |
3369 | } else { | |
3370 | txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G; | |
3371 | rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G; | |
3372 | } | |
3373 | ||
3374 | /* TODO use some definitions */ | |
3375 | if (dev->phy.rev >= 3) { | |
3376 | b43_radio_write(dev, 0x2021, txcal_radio_regs[0]); | |
3377 | b43_radio_write(dev, 0x2022, txcal_radio_regs[1]); | |
3378 | b43_radio_write(dev, 0x3021, txcal_radio_regs[2]); | |
3379 | b43_radio_write(dev, 0x3022, txcal_radio_regs[3]); | |
3380 | b43_radio_write(dev, 0x2023, txcal_radio_regs[4]); | |
3381 | b43_radio_write(dev, 0x2024, txcal_radio_regs[5]); | |
3382 | b43_radio_write(dev, 0x3023, txcal_radio_regs[6]); | |
3383 | b43_radio_write(dev, 0x3024, txcal_radio_regs[7]); | |
3384 | } else { | |
3385 | b43_radio_write(dev, 0x8B, txcal_radio_regs[0]); | |
3386 | b43_radio_write(dev, 0xBA, txcal_radio_regs[1]); | |
3387 | b43_radio_write(dev, 0x8D, txcal_radio_regs[2]); | |
3388 | b43_radio_write(dev, 0xBC, txcal_radio_regs[3]); | |
3389 | } | |
3390 | b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs); | |
3391 | } | |
3392 | ||
fb43b8e2 RM |
3393 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */ |
3394 | static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev, | |
3395 | struct nphy_txgains target, | |
3396 | bool full, bool mphase) | |
3397 | { | |
3398 | struct b43_phy_n *nphy = dev->phy.n; | |
3399 | int i; | |
3400 | int error = 0; | |
3401 | int freq; | |
3402 | bool avoid = false; | |
3403 | u8 length; | |
fb23d863 | 3404 | u16 tmp, core, type, count, max, numb, last = 0, cmd; |
fb43b8e2 RM |
3405 | const u16 *table; |
3406 | bool phy6or5x; | |
3407 | ||
3408 | u16 buffer[11]; | |
3409 | u16 diq_start = 0; | |
3410 | u16 save[2]; | |
3411 | u16 gain[2]; | |
3412 | struct nphy_iqcal_params params[2]; | |
3413 | bool updated[2] = { }; | |
3414 | ||
3415 | b43_nphy_stay_in_carrier_search(dev, true); | |
3416 | ||
3417 | if (dev->phy.rev >= 4) { | |
3418 | avoid = nphy->hang_avoid; | |
3419 | nphy->hang_avoid = 0; | |
3420 | } | |
3421 | ||
9145834e | 3422 | b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save); |
fb43b8e2 RM |
3423 | |
3424 | for (i = 0; i < 2; i++) { | |
3425 | b43_nphy_iq_cal_gain_params(dev, i, target, ¶ms[i]); | |
3426 | gain[i] = params[i].cal_gain; | |
3427 | } | |
2581b143 RM |
3428 | |
3429 | b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain); | |
fb43b8e2 RM |
3430 | |
3431 | b43_nphy_tx_cal_radio_setup(dev); | |
e53de674 | 3432 | b43_nphy_tx_cal_phy_setup(dev); |
fb43b8e2 RM |
3433 | |
3434 | phy6or5x = dev->phy.rev >= 6 || | |
3435 | (dev->phy.rev == 5 && nphy->ipa2g_on && | |
3436 | b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ); | |
3437 | if (phy6or5x) { | |
38bb9029 RM |
3438 | if (dev->phy.is_40mhz) { |
3439 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18, | |
3440 | tbl_tx_iqlo_cal_loft_ladder_40); | |
3441 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18, | |
3442 | tbl_tx_iqlo_cal_iqimb_ladder_40); | |
3443 | } else { | |
3444 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18, | |
3445 | tbl_tx_iqlo_cal_loft_ladder_20); | |
3446 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18, | |
3447 | tbl_tx_iqlo_cal_iqimb_ladder_20); | |
3448 | } | |
fb43b8e2 RM |
3449 | } |
3450 | ||
3451 | b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9); | |
3452 | ||
aa4c7b2a | 3453 | if (!dev->phy.is_40mhz) |
fb43b8e2 RM |
3454 | freq = 2500; |
3455 | else | |
3456 | freq = 5000; | |
3457 | ||
3458 | if (nphy->mphase_cal_phase_id > 2) | |
10a79873 RM |
3459 | b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8, |
3460 | 0xFFFF, 0, true, false); | |
fb43b8e2 | 3461 | else |
59af099b | 3462 | error = b43_nphy_tx_tone(dev, freq, 250, true, false); |
fb43b8e2 RM |
3463 | |
3464 | if (error == 0) { | |
3465 | if (nphy->mphase_cal_phase_id > 2) { | |
3466 | table = nphy->mphase_txcal_bestcoeffs; | |
3467 | length = 11; | |
3468 | if (dev->phy.rev < 3) | |
3469 | length -= 2; | |
3470 | } else { | |
3471 | if (!full && nphy->txiqlocal_coeffsvalid) { | |
3472 | table = nphy->txiqlocal_bestc; | |
3473 | length = 11; | |
3474 | if (dev->phy.rev < 3) | |
3475 | length -= 2; | |
3476 | } else { | |
3477 | full = true; | |
3478 | if (dev->phy.rev >= 3) { | |
3479 | table = tbl_tx_iqlo_cal_startcoefs_nphyrev3; | |
3480 | length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3; | |
3481 | } else { | |
3482 | table = tbl_tx_iqlo_cal_startcoefs; | |
3483 | length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS; | |
3484 | } | |
3485 | } | |
3486 | } | |
3487 | ||
2581b143 | 3488 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table); |
fb43b8e2 RM |
3489 | |
3490 | if (full) { | |
3491 | if (dev->phy.rev >= 3) | |
3492 | max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3; | |
3493 | else | |
3494 | max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL; | |
3495 | } else { | |
3496 | if (dev->phy.rev >= 3) | |
3497 | max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3; | |
3498 | else | |
3499 | max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL; | |
3500 | } | |
3501 | ||
3502 | if (mphase) { | |
3503 | count = nphy->mphase_txcal_cmdidx; | |
3504 | numb = min(max, | |
3505 | (u16)(count + nphy->mphase_txcal_numcmds)); | |
3506 | } else { | |
3507 | count = 0; | |
3508 | numb = max; | |
3509 | } | |
3510 | ||
3511 | for (; count < numb; count++) { | |
3512 | if (full) { | |
3513 | if (dev->phy.rev >= 3) | |
3514 | cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count]; | |
3515 | else | |
3516 | cmd = tbl_tx_iqlo_cal_cmds_fullcal[count]; | |
3517 | } else { | |
3518 | if (dev->phy.rev >= 3) | |
3519 | cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count]; | |
3520 | else | |
3521 | cmd = tbl_tx_iqlo_cal_cmds_recal[count]; | |
3522 | } | |
3523 | ||
3524 | core = (cmd & 0x3000) >> 12; | |
3525 | type = (cmd & 0x0F00) >> 8; | |
3526 | ||
3527 | if (phy6or5x && updated[core] == 0) { | |
3528 | b43_nphy_update_tx_cal_ladder(dev, core); | |
3529 | updated[core] = 1; | |
3530 | } | |
3531 | ||
3532 | tmp = (params[core].ncorr[type] << 8) | 0x66; | |
3533 | b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp); | |
3534 | ||
3535 | if (type == 1 || type == 3 || type == 4) { | |
c643a66e RM |
3536 | buffer[0] = b43_ntab_read(dev, |
3537 | B43_NTAB16(15, 69 + core)); | |
fb43b8e2 RM |
3538 | diq_start = buffer[0]; |
3539 | buffer[0] = 0; | |
d41a3552 RM |
3540 | b43_ntab_write(dev, B43_NTAB16(15, 69 + core), |
3541 | 0); | |
fb43b8e2 RM |
3542 | } |
3543 | ||
3544 | b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd); | |
3545 | for (i = 0; i < 2000; i++) { | |
3546 | tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD); | |
3547 | if (tmp & 0xC000) | |
3548 | break; | |
3549 | udelay(10); | |
3550 | } | |
3551 | ||
9145834e RM |
3552 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
3553 | buffer); | |
2581b143 RM |
3554 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, |
3555 | buffer); | |
fb43b8e2 RM |
3556 | |
3557 | if (type == 1 || type == 3 || type == 4) | |
3558 | buffer[0] = diq_start; | |
3559 | } | |
3560 | ||
3561 | if (mphase) | |
3562 | nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb; | |
3563 | ||
3564 | last = (dev->phy.rev < 3) ? 6 : 7; | |
3565 | ||
3566 | if (!mphase || nphy->mphase_cal_phase_id == last) { | |
2581b143 | 3567 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer); |
9145834e | 3568 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer); |
fb43b8e2 RM |
3569 | if (dev->phy.rev < 3) { |
3570 | buffer[0] = 0; | |
3571 | buffer[1] = 0; | |
3572 | buffer[2] = 0; | |
3573 | buffer[3] = 0; | |
3574 | } | |
2581b143 RM |
3575 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, |
3576 | buffer); | |
bc53e512 | 3577 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2, |
2581b143 RM |
3578 | buffer); |
3579 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, | |
3580 | buffer); | |
3581 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, | |
3582 | buffer); | |
fb43b8e2 RM |
3583 | length = 11; |
3584 | if (dev->phy.rev < 3) | |
3585 | length -= 2; | |
9145834e RM |
3586 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
3587 | nphy->txiqlocal_bestc); | |
fb43b8e2 | 3588 | nphy->txiqlocal_coeffsvalid = true; |
204a665b RM |
3589 | nphy->txiqlocal_chanspec.center_freq = |
3590 | dev->phy.channel_freq; | |
3591 | nphy->txiqlocal_chanspec.channel_type = | |
3592 | dev->phy.channel_type; | |
fb43b8e2 RM |
3593 | } else { |
3594 | length = 11; | |
3595 | if (dev->phy.rev < 3) | |
3596 | length -= 2; | |
9145834e RM |
3597 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
3598 | nphy->mphase_txcal_bestcoeffs); | |
fb43b8e2 RM |
3599 | } |
3600 | ||
53ae8e8c | 3601 | b43_nphy_stop_playback(dev); |
fb43b8e2 RM |
3602 | b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0); |
3603 | } | |
3604 | ||
e53de674 | 3605 | b43_nphy_tx_cal_phy_cleanup(dev); |
2581b143 | 3606 | b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save); |
fb43b8e2 RM |
3607 | |
3608 | if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last)) | |
3609 | b43_nphy_tx_iq_workaround(dev); | |
3610 | ||
3611 | if (dev->phy.rev >= 4) | |
3612 | nphy->hang_avoid = avoid; | |
3613 | ||
3614 | b43_nphy_stay_in_carrier_search(dev, false); | |
3615 | ||
3616 | return error; | |
3617 | } | |
3618 | ||
984ff4ff RM |
3619 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */ |
3620 | static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev) | |
3621 | { | |
3622 | struct b43_phy_n *nphy = dev->phy.n; | |
3623 | u8 i; | |
3624 | u16 buffer[7]; | |
3625 | bool equal = true; | |
3626 | ||
902db91d | 3627 | if (!nphy->txiqlocal_coeffsvalid || |
204a665b RM |
3628 | nphy->txiqlocal_chanspec.center_freq != dev->phy.channel_freq || |
3629 | nphy->txiqlocal_chanspec.channel_type != dev->phy.channel_type) | |
984ff4ff RM |
3630 | return; |
3631 | ||
3632 | b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer); | |
3633 | for (i = 0; i < 4; i++) { | |
3634 | if (buffer[i] != nphy->txiqlocal_bestc[i]) { | |
3635 | equal = false; | |
3636 | break; | |
3637 | } | |
3638 | } | |
3639 | ||
3640 | if (!equal) { | |
3641 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, | |
3642 | nphy->txiqlocal_bestc); | |
3643 | for (i = 0; i < 4; i++) | |
3644 | buffer[i] = 0; | |
3645 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, | |
3646 | buffer); | |
3647 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, | |
3648 | &nphy->txiqlocal_bestc[5]); | |
3649 | b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, | |
3650 | &nphy->txiqlocal_bestc[5]); | |
3651 | } | |
3652 | } | |
3653 | ||
15931e31 RM |
3654 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */ |
3655 | static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev, | |
3656 | struct nphy_txgains target, u8 type, bool debug) | |
3657 | { | |
3658 | struct b43_phy_n *nphy = dev->phy.n; | |
3659 | int i, j, index; | |
3660 | u8 rfctl[2]; | |
3661 | u8 afectl_core; | |
3662 | u16 tmp[6]; | |
c7455cf9 | 3663 | u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna; |
15931e31 RM |
3664 | u32 real, imag; |
3665 | enum ieee80211_band band; | |
3666 | ||
3667 | u8 use; | |
3668 | u16 cur_hpf; | |
3669 | u16 lna[3] = { 3, 3, 1 }; | |
3670 | u16 hpf1[3] = { 7, 2, 0 }; | |
3671 | u16 hpf2[3] = { 2, 0, 0 }; | |
de9a47f9 | 3672 | u32 power[3] = { }; |
15931e31 RM |
3673 | u16 gain_save[2]; |
3674 | u16 cal_gain[2]; | |
3675 | struct nphy_iqcal_params cal_params[2]; | |
3676 | struct nphy_iq_est est; | |
3677 | int ret = 0; | |
3678 | bool playtone = true; | |
3679 | int desired = 13; | |
3680 | ||
3681 | b43_nphy_stay_in_carrier_search(dev, 1); | |
3682 | ||
3683 | if (dev->phy.rev < 2) | |
984ff4ff | 3684 | b43_nphy_reapply_tx_cal_coeffs(dev); |
9145834e | 3685 | b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save); |
15931e31 RM |
3686 | for (i = 0; i < 2; i++) { |
3687 | b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]); | |
3688 | cal_gain[i] = cal_params[i].cal_gain; | |
3689 | } | |
2581b143 | 3690 | b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain); |
15931e31 RM |
3691 | |
3692 | for (i = 0; i < 2; i++) { | |
3693 | if (i == 0) { | |
3694 | rfctl[0] = B43_NPHY_RFCTL_INTC1; | |
3695 | rfctl[1] = B43_NPHY_RFCTL_INTC2; | |
3696 | afectl_core = B43_NPHY_AFECTL_C1; | |
3697 | } else { | |
3698 | rfctl[0] = B43_NPHY_RFCTL_INTC2; | |
3699 | rfctl[1] = B43_NPHY_RFCTL_INTC1; | |
3700 | afectl_core = B43_NPHY_AFECTL_C2; | |
3701 | } | |
3702 | ||
3703 | tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA); | |
3704 | tmp[2] = b43_phy_read(dev, afectl_core); | |
3705 | tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); | |
3706 | tmp[4] = b43_phy_read(dev, rfctl[0]); | |
3707 | tmp[5] = b43_phy_read(dev, rfctl[1]); | |
3708 | ||
3709 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, | |
acd82aa8 | 3710 | ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF, |
15931e31 RM |
3711 | ((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT)); |
3712 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN, | |
3713 | (1 - i)); | |
3714 | b43_phy_set(dev, afectl_core, 0x0006); | |
3715 | b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006); | |
3716 | ||
3717 | band = b43_current_band(dev->wl); | |
3718 | ||
3719 | if (nphy->rxcalparams & 0xFF000000) { | |
3720 | if (band == IEEE80211_BAND_5GHZ) | |
3721 | b43_phy_write(dev, rfctl[0], 0x140); | |
3722 | else | |
3723 | b43_phy_write(dev, rfctl[0], 0x110); | |
3724 | } else { | |
3725 | if (band == IEEE80211_BAND_5GHZ) | |
3726 | b43_phy_write(dev, rfctl[0], 0x180); | |
3727 | else | |
3728 | b43_phy_write(dev, rfctl[0], 0x120); | |
3729 | } | |
3730 | ||
3731 | if (band == IEEE80211_BAND_5GHZ) | |
3732 | b43_phy_write(dev, rfctl[1], 0x148); | |
3733 | else | |
3734 | b43_phy_write(dev, rfctl[1], 0x114); | |
3735 | ||
3736 | if (nphy->rxcalparams & 0x10000) { | |
3737 | b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC, | |
3738 | (i + 1)); | |
3739 | b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC, | |
3740 | (2 - i)); | |
3741 | } | |
3742 | ||
30115c22 | 3743 | for (j = 0; j < 4; j++) { |
15931e31 RM |
3744 | if (j < 3) { |
3745 | cur_lna = lna[j]; | |
3746 | cur_hpf1 = hpf1[j]; | |
3747 | cur_hpf2 = hpf2[j]; | |
3748 | } else { | |
3749 | if (power[1] > 10000) { | |
3750 | use = 1; | |
3751 | cur_hpf = cur_hpf1; | |
3752 | index = 2; | |
3753 | } else { | |
3754 | if (power[0] > 10000) { | |
3755 | use = 1; | |
3756 | cur_hpf = cur_hpf1; | |
3757 | index = 1; | |
3758 | } else { | |
3759 | index = 0; | |
3760 | use = 2; | |
3761 | cur_hpf = cur_hpf2; | |
3762 | } | |
3763 | } | |
3764 | cur_lna = lna[index]; | |
3765 | cur_hpf1 = hpf1[index]; | |
3766 | cur_hpf2 = hpf2[index]; | |
3767 | cur_hpf += desired - hweight32(power[index]); | |
3768 | cur_hpf = clamp_val(cur_hpf, 0, 10); | |
3769 | if (use == 1) | |
3770 | cur_hpf1 = cur_hpf; | |
3771 | else | |
3772 | cur_hpf2 = cur_hpf; | |
3773 | } | |
3774 | ||
3775 | tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) | | |
3776 | (cur_lna << 2)); | |
75377b24 RM |
3777 | b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3, |
3778 | false); | |
de9a47f9 | 3779 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
53ae8e8c | 3780 | b43_nphy_stop_playback(dev); |
15931e31 RM |
3781 | |
3782 | if (playtone) { | |
59af099b RM |
3783 | ret = b43_nphy_tx_tone(dev, 4000, |
3784 | (nphy->rxcalparams & 0xFFFF), | |
3785 | false, false); | |
15931e31 RM |
3786 | playtone = false; |
3787 | } else { | |
10a79873 RM |
3788 | b43_nphy_run_samples(dev, 160, 0xFFFF, 0, |
3789 | false, false); | |
15931e31 RM |
3790 | } |
3791 | ||
3792 | if (ret == 0) { | |
3793 | if (j < 3) { | |
3794 | b43_nphy_rx_iq_est(dev, &est, 1024, 32, | |
3795 | false); | |
3796 | if (i == 0) { | |
3797 | real = est.i0_pwr; | |
3798 | imag = est.q0_pwr; | |
3799 | } else { | |
3800 | real = est.i1_pwr; | |
3801 | imag = est.q1_pwr; | |
3802 | } | |
3803 | power[i] = ((real + imag) / 1024) + 1; | |
3804 | } else { | |
3805 | b43_nphy_calc_rx_iq_comp(dev, 1 << i); | |
3806 | } | |
53ae8e8c | 3807 | b43_nphy_stop_playback(dev); |
15931e31 RM |
3808 | } |
3809 | ||
3810 | if (ret != 0) | |
3811 | break; | |
3812 | } | |
3813 | ||
3814 | b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC); | |
3815 | b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC); | |
3816 | b43_phy_write(dev, rfctl[1], tmp[5]); | |
3817 | b43_phy_write(dev, rfctl[0], tmp[4]); | |
3818 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]); | |
3819 | b43_phy_write(dev, afectl_core, tmp[2]); | |
3820 | b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]); | |
3821 | ||
3822 | if (ret != 0) | |
3823 | break; | |
3824 | } | |
3825 | ||
75377b24 | 3826 | b43_nphy_rf_control_override(dev, 0x400, 0, 3, true); |
67c0d6e2 | 3827 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
2581b143 | 3828 | b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save); |
15931e31 RM |
3829 | |
3830 | b43_nphy_stay_in_carrier_search(dev, 0); | |
3831 | ||
3832 | return ret; | |
3833 | } | |
3834 | ||
3835 | static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev, | |
3836 | struct nphy_txgains target, u8 type, bool debug) | |
3837 | { | |
3838 | return -1; | |
3839 | } | |
3840 | ||
3841 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */ | |
3842 | static int b43_nphy_cal_rx_iq(struct b43_wldev *dev, | |
3843 | struct nphy_txgains target, u8 type, bool debug) | |
3844 | { | |
3845 | if (dev->phy.rev >= 3) | |
3846 | return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug); | |
3847 | else | |
3848 | return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug); | |
3849 | } | |
3850 | ||
4e687b22 GS |
3851 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */ |
3852 | static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask) | |
3853 | { | |
3854 | struct b43_phy *phy = &dev->phy; | |
3855 | struct b43_phy_n *nphy = phy->n; | |
0b81c23d | 3856 | /* u16 buf[16]; it's rev3+ */ |
4e687b22 | 3857 | |
049fbfee RM |
3858 | nphy->phyrxchain = mask; |
3859 | ||
4e687b22 GS |
3860 | if (0 /* FIXME clk */) |
3861 | return; | |
3862 | ||
3863 | b43_mac_suspend(dev); | |
3864 | ||
3865 | if (nphy->hang_avoid) | |
3866 | b43_nphy_stay_in_carrier_search(dev, true); | |
3867 | ||
3868 | b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN, | |
3869 | (mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT); | |
3870 | ||
049fbfee | 3871 | if ((mask & 0x3) != 0x3) { |
4e687b22 GS |
3872 | b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1); |
3873 | if (dev->phy.rev >= 3) { | |
3874 | /* TODO */ | |
3875 | } | |
3876 | } else { | |
3877 | b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E); | |
3878 | if (dev->phy.rev >= 3) { | |
3879 | /* TODO */ | |
3880 | } | |
3881 | } | |
3882 | ||
3883 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); | |
3884 | ||
3885 | if (nphy->hang_avoid) | |
3886 | b43_nphy_stay_in_carrier_search(dev, false); | |
3887 | ||
3888 | b43_mac_enable(dev); | |
3889 | } | |
3890 | ||
104cfa88 RM |
3891 | /************************************************** |
3892 | * N-PHY init | |
3893 | **************************************************/ | |
3894 | ||
0988a7a1 | 3895 | /* |
104cfa88 RM |
3896 | * Upload the N-PHY tables. |
3897 | * http://bcm-v4.sipsolutions.net/802.11/PHY/N/InitTables | |
0988a7a1 | 3898 | */ |
104cfa88 RM |
3899 | static void b43_nphy_tables_init(struct b43_wldev *dev) |
3900 | { | |
3901 | if (dev->phy.rev < 3) | |
3902 | b43_nphy_rev0_1_2_tables_init(dev); | |
3903 | else | |
3904 | b43_nphy_rev3plus_tables_init(dev); | |
3905 | } | |
3906 | ||
3907 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */ | |
3908 | static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble) | |
3909 | { | |
3910 | u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG); | |
3911 | ||
3912 | mimocfg |= B43_NPHY_MIMOCFG_AUTO; | |
3913 | if (preamble == 1) | |
3914 | mimocfg |= B43_NPHY_MIMOCFG_GFMIX; | |
3915 | else | |
3916 | mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX; | |
3917 | ||
3918 | b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg); | |
3919 | } | |
3920 | ||
3921 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */ | |
3922 | static void b43_nphy_bphy_init(struct b43_wldev *dev) | |
3923 | { | |
3924 | unsigned int i; | |
3925 | u16 val; | |
3926 | ||
3927 | val = 0x1E1F; | |
3928 | for (i = 0; i < 16; i++) { | |
3929 | b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val); | |
3930 | val -= 0x202; | |
3931 | } | |
3932 | val = 0x3E3F; | |
3933 | for (i = 0; i < 16; i++) { | |
3934 | b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val); | |
3935 | val -= 0x202; | |
3936 | } | |
3937 | b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668); | |
3938 | } | |
3939 | ||
3940 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */ | |
3941 | static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init) | |
3942 | { | |
3943 | if (dev->phy.rev >= 3) { | |
3944 | if (!init) | |
3945 | return; | |
3946 | if (0 /* FIXME */) { | |
3947 | b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211); | |
3948 | b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222); | |
3949 | b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144); | |
3950 | b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188); | |
3951 | } | |
3952 | } else { | |
3953 | b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0); | |
3954 | b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0); | |
3955 | ||
3956 | switch (dev->dev->bus_type) { | |
3957 | #ifdef CONFIG_B43_BCMA | |
3958 | case B43_BUS_BCMA: | |
3959 | bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, | |
3960 | 0xFC00, 0xFC00); | |
3961 | break; | |
3962 | #endif | |
3963 | #ifdef CONFIG_B43_SSB | |
3964 | case B43_BUS_SSB: | |
3965 | ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco, | |
3966 | 0xFC00, 0xFC00); | |
3967 | break; | |
3968 | #endif | |
3969 | } | |
3970 | ||
3971 | b43_write32(dev, B43_MMIO_MACCTL, | |
3972 | b43_read32(dev, B43_MMIO_MACCTL) & | |
3973 | ~B43_MACCTL_GPOUTSMSK); | |
3974 | b43_write16(dev, B43_MMIO_GPIO_MASK, | |
3975 | b43_read16(dev, B43_MMIO_GPIO_MASK) | 0xFC00); | |
3976 | b43_write16(dev, B43_MMIO_GPIO_CONTROL, | |
3977 | b43_read16(dev, B43_MMIO_GPIO_CONTROL) & ~0xFC00); | |
3978 | ||
3979 | if (init) { | |
3980 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8); | |
3981 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301); | |
3982 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8); | |
3983 | b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301); | |
3984 | } | |
3985 | } | |
3986 | } | |
3987 | ||
3988 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */ | |
424047e6 MB |
3989 | int b43_phy_initn(struct b43_wldev *dev) |
3990 | { | |
0581483a | 3991 | struct ssb_sprom *sprom = dev->dev->bus_sprom; |
95b66bad | 3992 | struct b43_phy *phy = &dev->phy; |
0988a7a1 RM |
3993 | struct b43_phy_n *nphy = phy->n; |
3994 | u8 tx_pwr_state; | |
3995 | struct nphy_txgains target; | |
95b66bad | 3996 | u16 tmp; |
0988a7a1 RM |
3997 | enum ieee80211_band tmp2; |
3998 | bool do_rssi_cal; | |
3999 | ||
4000 | u16 clip[2]; | |
4001 | bool do_cal = false; | |
95b66bad | 4002 | |
0988a7a1 | 4003 | if ((dev->phy.rev >= 3) && |
0581483a | 4004 | (sprom->boardflags_lo & B43_BFL_EXTLNA) && |
0988a7a1 | 4005 | (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) { |
6cbab0d9 | 4006 | switch (dev->dev->bus_type) { |
42c9a458 RM |
4007 | #ifdef CONFIG_B43_BCMA |
4008 | case B43_BUS_BCMA: | |
4009 | bcma_cc_set32(&dev->dev->bdev->bus->drv_cc, | |
4010 | BCMA_CC_CHIPCTL, 0x40); | |
4011 | break; | |
4012 | #endif | |
6cbab0d9 RM |
4013 | #ifdef CONFIG_B43_SSB |
4014 | case B43_BUS_SSB: | |
4015 | chipco_set32(&dev->dev->sdev->bus->chipco, | |
4016 | SSB_CHIPCO_CHIPCTL, 0x40); | |
4017 | break; | |
4018 | #endif | |
4019 | } | |
0988a7a1 RM |
4020 | } |
4021 | nphy->deaf_count = 0; | |
95b66bad | 4022 | b43_nphy_tables_init(dev); |
0988a7a1 RM |
4023 | nphy->crsminpwr_adjusted = false; |
4024 | nphy->noisevars_adjusted = false; | |
95b66bad MB |
4025 | |
4026 | /* Clear all overrides */ | |
0988a7a1 RM |
4027 | if (dev->phy.rev >= 3) { |
4028 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0); | |
4029 | b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0); | |
4030 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0); | |
4031 | b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0); | |
4032 | } else { | |
4033 | b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0); | |
4034 | } | |
95b66bad MB |
4035 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0); |
4036 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0); | |
0988a7a1 RM |
4037 | if (dev->phy.rev < 6) { |
4038 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0); | |
4039 | b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0); | |
4040 | } | |
95b66bad MB |
4041 | b43_phy_mask(dev, B43_NPHY_RFSEQMODE, |
4042 | ~(B43_NPHY_RFSEQMODE_CAOVER | | |
4043 | B43_NPHY_RFSEQMODE_TROVER)); | |
0988a7a1 RM |
4044 | if (dev->phy.rev >= 3) |
4045 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0); | |
95b66bad MB |
4046 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0); |
4047 | ||
0988a7a1 RM |
4048 | if (dev->phy.rev <= 2) { |
4049 | tmp = (dev->phy.rev == 2) ? 0x3B : 0x40; | |
4050 | b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, | |
4051 | ~B43_NPHY_BPHY_CTL3_SCALE, | |
4052 | tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT); | |
4053 | } | |
95b66bad MB |
4054 | b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20); |
4055 | b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20); | |
4056 | ||
0eff8fcd | 4057 | if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD || |
79d2232f RM |
4058 | (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE && |
4059 | dev->dev->board_type == 0x8B)) | |
0988a7a1 RM |
4060 | b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0); |
4061 | else | |
4062 | b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8); | |
4063 | b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8); | |
4064 | b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50); | |
4065 | b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30); | |
424047e6 | 4066 | |
ad9716e8 | 4067 | b43_nphy_update_mimo_config(dev, nphy->preamble_override); |
4f4ab6cd | 4068 | b43_nphy_update_txrx_chain(dev); |
95b66bad MB |
4069 | |
4070 | if (phy->rev < 2) { | |
4071 | b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8); | |
4072 | b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4); | |
4073 | } | |
0988a7a1 RM |
4074 | |
4075 | tmp2 = b43_current_band(dev->wl); | |
c002831a | 4076 | if (b43_nphy_ipa(dev)) { |
0988a7a1 RM |
4077 | b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1); |
4078 | b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F, | |
4079 | nphy->papd_epsilon_offset[0] << 7); | |
4080 | b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1); | |
4081 | b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F, | |
4082 | nphy->papd_epsilon_offset[1] << 7); | |
45ca697e | 4083 | b43_nphy_int_pa_set_tx_dig_filters(dev); |
0988a7a1 | 4084 | } else if (phy->rev >= 5) { |
45ca697e | 4085 | b43_nphy_ext_pa_set_tx_dig_filters(dev); |
0988a7a1 RM |
4086 | } |
4087 | ||
95b66bad | 4088 | b43_nphy_workarounds(dev); |
95b66bad | 4089 | |
0988a7a1 | 4090 | /* Reset CCA, in init code it differs a little from standard way */ |
f6a3e99d | 4091 | b43_phy_force_clock(dev, 1); |
0988a7a1 RM |
4092 | tmp = b43_phy_read(dev, B43_NPHY_BBCFG); |
4093 | b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA); | |
4094 | b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA); | |
f6a3e99d | 4095 | b43_phy_force_clock(dev, 0); |
0988a7a1 | 4096 | |
858a1652 | 4097 | b43_mac_phy_clock_set(dev, true); |
0988a7a1 | 4098 | |
e50cbcf6 | 4099 | b43_nphy_pa_override(dev, false); |
95b66bad MB |
4100 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX); |
4101 | b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); | |
e50cbcf6 | 4102 | b43_nphy_pa_override(dev, true); |
0988a7a1 | 4103 | |
bbec398c RM |
4104 | b43_nphy_classifier(dev, 0, 0); |
4105 | b43_nphy_read_clip_detection(dev, clip); | |
bec18645 RM |
4106 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) |
4107 | b43_nphy_bphy_init(dev); | |
4108 | ||
0988a7a1 | 4109 | tx_pwr_state = nphy->txpwrctrl; |
161d540c RM |
4110 | b43_nphy_tx_power_ctrl(dev, false); |
4111 | b43_nphy_tx_power_fix(dev); | |
3dda07b6 | 4112 | b43_nphy_tx_power_ctl_idle_tssi(dev); |
0988a7a1 | 4113 | /* TODO N PHY TX Power Control Setup */ |
0eff8fcd | 4114 | b43_nphy_tx_gain_table_upload(dev); |
95b66bad | 4115 | |
0988a7a1 | 4116 | if (nphy->phyrxchain != 3) |
4e687b22 | 4117 | b43_nphy_set_rx_core_state(dev, nphy->phyrxchain); |
0988a7a1 RM |
4118 | if (nphy->mphase_cal_phase_id > 0) |
4119 | ;/* TODO PHY Periodic Calibration Multi-Phase Restart */ | |
4120 | ||
4121 | do_rssi_cal = false; | |
4122 | if (phy->rev >= 3) { | |
4123 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
204a665b | 4124 | do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq; |
0988a7a1 | 4125 | else |
204a665b | 4126 | do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq; |
0988a7a1 RM |
4127 | |
4128 | if (do_rssi_cal) | |
4cb99775 | 4129 | b43_nphy_rssi_cal(dev); |
0988a7a1 | 4130 | else |
42e1547e | 4131 | b43_nphy_restore_rssi_cal(dev); |
0988a7a1 | 4132 | } else { |
4cb99775 | 4133 | b43_nphy_rssi_cal(dev); |
0988a7a1 RM |
4134 | } |
4135 | ||
4136 | if (!((nphy->measure_hold & 0x6) != 0)) { | |
4137 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
204a665b | 4138 | do_cal = !nphy->iqcal_chanspec_2G.center_freq; |
0988a7a1 | 4139 | else |
204a665b | 4140 | do_cal = !nphy->iqcal_chanspec_5G.center_freq; |
0988a7a1 RM |
4141 | |
4142 | if (nphy->mute) | |
4143 | do_cal = false; | |
4144 | ||
4145 | if (do_cal) { | |
b0022e15 | 4146 | target = b43_nphy_get_tx_gains(dev); |
0988a7a1 RM |
4147 | |
4148 | if (nphy->antsel_type == 2) | |
8987a9e9 | 4149 | b43_nphy_superswitch_init(dev, true); |
0988a7a1 | 4150 | if (nphy->perical != 2) { |
90b9738d | 4151 | b43_nphy_rssi_cal(dev); |
0988a7a1 RM |
4152 | if (phy->rev >= 3) { |
4153 | nphy->cal_orig_pwr_idx[0] = | |
4154 | nphy->txpwrindex[0].index_internal; | |
4155 | nphy->cal_orig_pwr_idx[1] = | |
4156 | nphy->txpwrindex[1].index_internal; | |
4157 | /* TODO N PHY Pre Calibrate TX Gain */ | |
b0022e15 | 4158 | target = b43_nphy_get_tx_gains(dev); |
0988a7a1 | 4159 | } |
e7797bf2 RM |
4160 | if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false)) |
4161 | if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0) | |
4162 | b43_nphy_save_cal(dev); | |
4163 | } else if (nphy->mphase_cal_phase_id == 0) | |
4164 | ;/* N PHY Periodic Calibration with arg 3 */ | |
4165 | } else { | |
4166 | b43_nphy_restore_cal(dev); | |
0988a7a1 RM |
4167 | } |
4168 | } | |
4169 | ||
6dcd9d91 | 4170 | b43_nphy_tx_pwr_ctrl_coef_setup(dev); |
161d540c | 4171 | b43_nphy_tx_power_ctrl(dev, tx_pwr_state); |
0988a7a1 RM |
4172 | b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015); |
4173 | b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320); | |
4174 | if (phy->rev >= 3 && phy->rev <= 6) | |
4175 | b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0014); | |
fe3e46e8 | 4176 | b43_nphy_tx_lp_fbw(dev); |
9442e5b5 RM |
4177 | if (phy->rev >= 3) |
4178 | b43_nphy_spur_workaround(dev); | |
95b66bad | 4179 | |
53a6e234 | 4180 | return 0; |
424047e6 | 4181 | } |
ef1a628d | 4182 | |
104cfa88 RM |
4183 | /************************************************** |
4184 | * Channel switching ops. | |
4185 | **************************************************/ | |
4186 | ||
4187 | static void b43_chantab_phy_upload(struct b43_wldev *dev, | |
4188 | const struct b43_phy_n_sfo_cfg *e) | |
4189 | { | |
4190 | b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a); | |
4191 | b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2); | |
4192 | b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3); | |
4193 | b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4); | |
4194 | b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5); | |
4195 | b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6); | |
4196 | } | |
4197 | ||
49d55cef RM |
4198 | /* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */ |
4199 | static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid) | |
4200 | { | |
9b682c78 JL |
4201 | struct bcma_drv_cc __maybe_unused *cc; |
4202 | u32 __maybe_unused pmu_ctl; | |
d66be829 RM |
4203 | |
4204 | switch (dev->dev->bus_type) { | |
4205 | #ifdef CONFIG_B43_BCMA | |
4206 | case B43_BUS_BCMA: | |
4207 | cc = &dev->dev->bdev->bus->drv_cc; | |
4208 | if (dev->dev->chip_id == 43224 || dev->dev->chip_id == 43225) { | |
4209 | if (avoid) { | |
4210 | bcma_chipco_pll_write(cc, 0x0, 0x11500010); | |
4211 | bcma_chipco_pll_write(cc, 0x1, 0x000C0C06); | |
4212 | bcma_chipco_pll_write(cc, 0x2, 0x0F600a08); | |
4213 | bcma_chipco_pll_write(cc, 0x3, 0x00000000); | |
4214 | bcma_chipco_pll_write(cc, 0x4, 0x2001E920); | |
4215 | bcma_chipco_pll_write(cc, 0x5, 0x88888815); | |
4216 | } else { | |
4217 | bcma_chipco_pll_write(cc, 0x0, 0x11100010); | |
4218 | bcma_chipco_pll_write(cc, 0x1, 0x000c0c06); | |
4219 | bcma_chipco_pll_write(cc, 0x2, 0x03000a08); | |
4220 | bcma_chipco_pll_write(cc, 0x3, 0x00000000); | |
4221 | bcma_chipco_pll_write(cc, 0x4, 0x200005c0); | |
4222 | bcma_chipco_pll_write(cc, 0x5, 0x88888815); | |
4223 | } | |
4224 | pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD; | |
4225 | } else if (dev->dev->chip_id == 0x4716) { | |
4226 | if (avoid) { | |
4227 | bcma_chipco_pll_write(cc, 0x0, 0x11500060); | |
4228 | bcma_chipco_pll_write(cc, 0x1, 0x080C0C06); | |
4229 | bcma_chipco_pll_write(cc, 0x2, 0x0F600000); | |
4230 | bcma_chipco_pll_write(cc, 0x3, 0x00000000); | |
4231 | bcma_chipco_pll_write(cc, 0x4, 0x2001E924); | |
4232 | bcma_chipco_pll_write(cc, 0x5, 0x88888815); | |
4233 | } else { | |
4234 | bcma_chipco_pll_write(cc, 0x0, 0x11100060); | |
4235 | bcma_chipco_pll_write(cc, 0x1, 0x080c0c06); | |
4236 | bcma_chipco_pll_write(cc, 0x2, 0x03000000); | |
4237 | bcma_chipco_pll_write(cc, 0x3, 0x00000000); | |
4238 | bcma_chipco_pll_write(cc, 0x4, 0x200005c0); | |
4239 | bcma_chipco_pll_write(cc, 0x5, 0x88888815); | |
4240 | } | |
4241 | pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD | | |
4242 | BCMA_CC_PMU_CTL_NOILPONW; | |
4243 | } else if (dev->dev->chip_id == 0x4322 || | |
4244 | dev->dev->chip_id == 0x4340 || | |
4245 | dev->dev->chip_id == 0x4341) { | |
4246 | bcma_chipco_pll_write(cc, 0x0, 0x11100070); | |
4247 | bcma_chipco_pll_write(cc, 0x1, 0x1014140a); | |
4248 | bcma_chipco_pll_write(cc, 0x5, 0x88888854); | |
4249 | if (avoid) | |
4250 | bcma_chipco_pll_write(cc, 0x2, 0x05201828); | |
4251 | else | |
4252 | bcma_chipco_pll_write(cc, 0x2, 0x05001828); | |
4253 | pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD; | |
49d55cef | 4254 | } else { |
d66be829 | 4255 | return; |
49d55cef | 4256 | } |
d66be829 RM |
4257 | bcma_cc_set32(cc, BCMA_CC_PMU_CTL, pmu_ctl); |
4258 | break; | |
8b1fdb53 | 4259 | #endif |
d66be829 RM |
4260 | #ifdef CONFIG_B43_SSB |
4261 | case B43_BUS_SSB: | |
4262 | /* FIXME */ | |
4263 | break; | |
4264 | #endif | |
4265 | } | |
49d55cef RM |
4266 | } |
4267 | ||
1b69ec7b | 4268 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */ |
a656b6a9 | 4269 | static void b43_nphy_channel_setup(struct b43_wldev *dev, |
b15b3039 | 4270 | const struct b43_phy_n_sfo_cfg *e, |
a656b6a9 | 4271 | struct ieee80211_channel *new_channel) |
1b69ec7b RM |
4272 | { |
4273 | struct b43_phy *phy = &dev->phy; | |
4274 | struct b43_phy_n *nphy = dev->phy.n; | |
49d55cef | 4275 | int ch = new_channel->hw_value; |
1b69ec7b | 4276 | |
087de74a | 4277 | u16 old_band_5ghz; |
1b69ec7b RM |
4278 | u32 tmp32; |
4279 | ||
087de74a RM |
4280 | old_band_5ghz = |
4281 | b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ; | |
4282 | if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) { | |
1b69ec7b RM |
4283 | tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR); |
4284 | b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4); | |
4285 | b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000); | |
4286 | b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32); | |
4287 | b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ); | |
087de74a | 4288 | } else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) { |
1b69ec7b RM |
4289 | b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ); |
4290 | tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR); | |
4291 | b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4); | |
acd82aa8 | 4292 | b43_phy_mask(dev, B43_PHY_B_BBCFG, 0x3FFF); |
1b69ec7b RM |
4293 | b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32); |
4294 | } | |
4295 | ||
4296 | b43_chantab_phy_upload(dev, e); | |
4297 | ||
a656b6a9 | 4298 | if (new_channel->hw_value == 14) { |
1b69ec7b RM |
4299 | b43_nphy_classifier(dev, 2, 0); |
4300 | b43_phy_set(dev, B43_PHY_B_TEST, 0x0800); | |
4301 | } else { | |
4302 | b43_nphy_classifier(dev, 2, 2); | |
a656b6a9 | 4303 | if (new_channel->band == IEEE80211_BAND_2GHZ) |
1b69ec7b RM |
4304 | b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840); |
4305 | } | |
4306 | ||
161d540c | 4307 | if (!nphy->txpwrctrl) |
1b69ec7b RM |
4308 | b43_nphy_tx_power_fix(dev); |
4309 | ||
4310 | if (dev->phy.rev < 3) | |
4311 | b43_nphy_adjust_lna_gain_table(dev); | |
4312 | ||
4313 | b43_nphy_tx_lp_fbw(dev); | |
4314 | ||
49d55cef RM |
4315 | if (dev->phy.rev >= 3 && |
4316 | dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) { | |
4317 | bool avoid = false; | |
4318 | if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) { | |
4319 | avoid = true; | |
4320 | } else if (!b43_channel_type_is_40mhz(phy->channel_type)) { | |
4321 | if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14) | |
4322 | avoid = true; | |
4323 | } else { /* 40MHz */ | |
4324 | if (nphy->aband_spurwar_en && | |
4325 | (ch == 38 || ch == 102 || ch == 118)) | |
4326 | avoid = dev->dev->chip_id == 0x4716; | |
4327 | } | |
4328 | ||
4329 | b43_nphy_pmu_spur_avoid(dev, avoid); | |
4330 | ||
4331 | if (dev->dev->chip_id == 43222 || dev->dev->chip_id == 43224 || | |
4332 | dev->dev->chip_id == 43225) { | |
4333 | b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, | |
4334 | avoid ? 0x5341 : 0x8889); | |
4335 | b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x8); | |
4336 | } | |
4337 | ||
4338 | if (dev->phy.rev == 3 || dev->phy.rev == 4) | |
4339 | ; /* TODO: reset PLL */ | |
4340 | ||
4341 | if (avoid) | |
4342 | b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX); | |
4343 | else | |
4344 | b43_phy_mask(dev, B43_NPHY_BBCFG, | |
4345 | ~B43_NPHY_BBCFG_RSTRX & 0xFFFF); | |
4346 | ||
4347 | b43_nphy_reset_cca(dev); | |
4348 | ||
4349 | /* wl sets useless phy_isspuravoid here */ | |
1b69ec7b RM |
4350 | } |
4351 | ||
4352 | b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830); | |
4353 | ||
4354 | if (phy->rev >= 3) | |
4355 | b43_nphy_spur_workaround(dev); | |
4356 | } | |
4357 | ||
eff66c51 | 4358 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */ |
a656b6a9 RM |
4359 | static int b43_nphy_set_channel(struct b43_wldev *dev, |
4360 | struct ieee80211_channel *channel, | |
4361 | enum nl80211_channel_type channel_type) | |
eff66c51 | 4362 | { |
a656b6a9 | 4363 | struct b43_phy *phy = &dev->phy; |
eff66c51 | 4364 | |
2eeb6fd0 JL |
4365 | const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL; |
4366 | const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL; | |
eff66c51 RM |
4367 | |
4368 | u8 tmp; | |
eff66c51 RM |
4369 | |
4370 | if (dev->phy.rev >= 3) { | |
f2a6d6a0 RM |
4371 | tabent_r3 = b43_nphy_get_chantabent_rev3(dev, |
4372 | channel->center_freq); | |
f19ebe7d RM |
4373 | if (!tabent_r3) |
4374 | return -ESRCH; | |
ffd2d9bd | 4375 | } else { |
a656b6a9 RM |
4376 | tabent_r2 = b43_nphy_get_chantabent_rev2(dev, |
4377 | channel->hw_value); | |
f19ebe7d | 4378 | if (!tabent_r2) |
ffd2d9bd | 4379 | return -ESRCH; |
eff66c51 RM |
4380 | } |
4381 | ||
204a665b RM |
4382 | /* Channel is set later in common code, but we need to set it on our |
4383 | own to let this function's subcalls work properly. */ | |
4384 | phy->channel = channel->hw_value; | |
4385 | phy->channel_freq = channel->center_freq; | |
eff66c51 | 4386 | |
e5c407f9 RM |
4387 | if (b43_channel_type_is_40mhz(phy->channel_type) != |
4388 | b43_channel_type_is_40mhz(channel_type)) | |
4389 | ; /* TODO: BMAC BW Set (channel_type) */ | |
eff66c51 | 4390 | |
a656b6a9 RM |
4391 | if (channel_type == NL80211_CHAN_HT40PLUS) |
4392 | b43_phy_set(dev, B43_NPHY_RXCTL, | |
4393 | B43_NPHY_RXCTL_BSELU20); | |
4394 | else if (channel_type == NL80211_CHAN_HT40MINUS) | |
4395 | b43_phy_mask(dev, B43_NPHY_RXCTL, | |
4396 | ~B43_NPHY_RXCTL_BSELU20); | |
eff66c51 RM |
4397 | |
4398 | if (dev->phy.rev >= 3) { | |
a656b6a9 | 4399 | tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 4 : 0; |
eff66c51 | 4400 | b43_radio_maskset(dev, 0x08, 0xFFFB, tmp); |
d4814e69 | 4401 | b43_radio_2056_setup(dev, tabent_r3); |
a656b6a9 | 4402 | b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel); |
eff66c51 | 4403 | } else { |
a656b6a9 | 4404 | tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 0x0020 : 0x0050; |
eff66c51 | 4405 | b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp); |
f19ebe7d | 4406 | b43_radio_2055_setup(dev, tabent_r2); |
a656b6a9 | 4407 | b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel); |
eff66c51 RM |
4408 | } |
4409 | ||
4410 | return 0; | |
4411 | } | |
4412 | ||
104cfa88 RM |
4413 | /************************************************** |
4414 | * Basic PHY ops. | |
4415 | **************************************************/ | |
4416 | ||
ef1a628d MB |
4417 | static int b43_nphy_op_allocate(struct b43_wldev *dev) |
4418 | { | |
4419 | struct b43_phy_n *nphy; | |
4420 | ||
4421 | nphy = kzalloc(sizeof(*nphy), GFP_KERNEL); | |
4422 | if (!nphy) | |
4423 | return -ENOMEM; | |
4424 | dev->phy.n = nphy; | |
4425 | ||
ef1a628d MB |
4426 | return 0; |
4427 | } | |
4428 | ||
fb11137a | 4429 | static void b43_nphy_op_prepare_structs(struct b43_wldev *dev) |
ef1a628d | 4430 | { |
fb11137a MB |
4431 | struct b43_phy *phy = &dev->phy; |
4432 | struct b43_phy_n *nphy = phy->n; | |
c7d64310 | 4433 | struct ssb_sprom *sprom = dev->dev->bus_sprom; |
ef1a628d | 4434 | |
fb11137a | 4435 | memset(nphy, 0, sizeof(*nphy)); |
ef1a628d | 4436 | |
aca434d3 | 4437 | nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4); |
c7d64310 RM |
4438 | nphy->spur_avoid = (phy->rev >= 3) ? |
4439 | B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE; | |
0b81c23d RM |
4440 | nphy->gain_boost = true; /* this way we follow wl, assume it is true */ |
4441 | nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */ | |
4442 | nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */ | |
8c1d5a7a | 4443 | nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */ |
c9c0d9ec RM |
4444 | /* 128 can mean disabled-by-default state of TX pwr ctl. Max value is |
4445 | * 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */ | |
4446 | nphy->tx_pwr_idx[0] = 128; | |
4447 | nphy->tx_pwr_idx[1] = 128; | |
c7d64310 RM |
4448 | |
4449 | /* Hardware TX power control and 5GHz power gain */ | |
4450 | nphy->txpwrctrl = false; | |
4451 | nphy->pwg_gain_5ghz = false; | |
4452 | if (dev->phy.rev >= 3 || | |
4453 | (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE && | |
4454 | (dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) { | |
4455 | nphy->txpwrctrl = true; | |
4456 | nphy->pwg_gain_5ghz = true; | |
4457 | } else if (sprom->revision >= 4) { | |
4458 | if (dev->phy.rev >= 2 && | |
4459 | (sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) { | |
4460 | nphy->txpwrctrl = true; | |
4461 | #ifdef CONFIG_B43_SSB | |
4462 | if (dev->dev->bus_type == B43_BUS_SSB && | |
4463 | dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) { | |
4464 | struct pci_dev *pdev = | |
4465 | dev->dev->sdev->bus->host_pci; | |
4466 | if (pdev->device == 0x4328 || | |
4467 | pdev->device == 0x432a) | |
4468 | nphy->pwg_gain_5ghz = true; | |
4469 | } | |
4470 | #endif | |
4471 | } else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) { | |
4472 | nphy->pwg_gain_5ghz = true; | |
4473 | } | |
4474 | } | |
4475 | ||
4476 | if (dev->phy.rev >= 3) { | |
4477 | nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2; | |
4478 | nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2; | |
4479 | } | |
ef1a628d MB |
4480 | } |
4481 | ||
fb11137a | 4482 | static void b43_nphy_op_free(struct b43_wldev *dev) |
ef1a628d | 4483 | { |
fb11137a MB |
4484 | struct b43_phy *phy = &dev->phy; |
4485 | struct b43_phy_n *nphy = phy->n; | |
ef1a628d | 4486 | |
ef1a628d | 4487 | kfree(nphy); |
fb11137a MB |
4488 | phy->n = NULL; |
4489 | } | |
4490 | ||
4491 | static int b43_nphy_op_init(struct b43_wldev *dev) | |
4492 | { | |
4493 | return b43_phy_initn(dev); | |
ef1a628d MB |
4494 | } |
4495 | ||
4496 | static inline void check_phyreg(struct b43_wldev *dev, u16 offset) | |
4497 | { | |
4498 | #if B43_DEBUG | |
4499 | if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) { | |
4500 | /* OFDM registers are onnly available on A/G-PHYs */ | |
4501 | b43err(dev->wl, "Invalid OFDM PHY access at " | |
4502 | "0x%04X on N-PHY\n", offset); | |
4503 | dump_stack(); | |
4504 | } | |
4505 | if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) { | |
4506 | /* Ext-G registers are only available on G-PHYs */ | |
4507 | b43err(dev->wl, "Invalid EXT-G PHY access at " | |
4508 | "0x%04X on N-PHY\n", offset); | |
4509 | dump_stack(); | |
4510 | } | |
4511 | #endif /* B43_DEBUG */ | |
4512 | } | |
4513 | ||
4514 | static u16 b43_nphy_op_read(struct b43_wldev *dev, u16 reg) | |
4515 | { | |
4516 | check_phyreg(dev, reg); | |
4517 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); | |
4518 | return b43_read16(dev, B43_MMIO_PHY_DATA); | |
4519 | } | |
4520 | ||
4521 | static void b43_nphy_op_write(struct b43_wldev *dev, u16 reg, u16 value) | |
4522 | { | |
4523 | check_phyreg(dev, reg); | |
4524 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); | |
4525 | b43_write16(dev, B43_MMIO_PHY_DATA, value); | |
4526 | } | |
4527 | ||
755fd183 RM |
4528 | static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask, |
4529 | u16 set) | |
4530 | { | |
4531 | check_phyreg(dev, reg); | |
4532 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); | |
4533 | b43_write16(dev, B43_MMIO_PHY_DATA, | |
4534 | (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set); | |
4535 | } | |
4536 | ||
ef1a628d MB |
4537 | static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg) |
4538 | { | |
4539 | /* Register 1 is a 32-bit register. */ | |
4540 | B43_WARN_ON(reg == 1); | |
4541 | /* N-PHY needs 0x100 for read access */ | |
4542 | reg |= 0x100; | |
4543 | ||
4544 | b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg); | |
4545 | return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); | |
4546 | } | |
4547 | ||
4548 | static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value) | |
4549 | { | |
4550 | /* Register 1 is a 32-bit register. */ | |
4551 | B43_WARN_ON(reg == 1); | |
4552 | ||
4553 | b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg); | |
4554 | b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value); | |
4555 | } | |
4556 | ||
c2b7aefd | 4557 | /* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */ |
ef1a628d | 4558 | static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, |
19d337df | 4559 | bool blocked) |
c2b7aefd RM |
4560 | { |
4561 | if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED) | |
4562 | b43err(dev->wl, "MAC not suspended\n"); | |
4563 | ||
4564 | if (blocked) { | |
4565 | b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, | |
4566 | ~B43_NPHY_RFCTL_CMD_CHIP0PU); | |
4567 | if (dev->phy.rev >= 3) { | |
4568 | b43_radio_mask(dev, 0x09, ~0x2); | |
4569 | ||
4570 | b43_radio_write(dev, 0x204D, 0); | |
4571 | b43_radio_write(dev, 0x2053, 0); | |
4572 | b43_radio_write(dev, 0x2058, 0); | |
4573 | b43_radio_write(dev, 0x205E, 0); | |
4574 | b43_radio_mask(dev, 0x2062, ~0xF0); | |
4575 | b43_radio_write(dev, 0x2064, 0); | |
4576 | ||
4577 | b43_radio_write(dev, 0x304D, 0); | |
4578 | b43_radio_write(dev, 0x3053, 0); | |
4579 | b43_radio_write(dev, 0x3058, 0); | |
4580 | b43_radio_write(dev, 0x305E, 0); | |
4581 | b43_radio_mask(dev, 0x3062, ~0xF0); | |
4582 | b43_radio_write(dev, 0x3064, 0); | |
4583 | } | |
4584 | } else { | |
4585 | if (dev->phy.rev >= 3) { | |
d817f4e1 | 4586 | b43_radio_init2056(dev); |
78159788 | 4587 | b43_switch_channel(dev, dev->phy.channel); |
c2b7aefd RM |
4588 | } else { |
4589 | b43_radio_init2055(dev); | |
4590 | } | |
4591 | } | |
ef1a628d MB |
4592 | } |
4593 | ||
0f4091b9 | 4594 | /* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */ |
cb24f57f MB |
4595 | static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on) |
4596 | { | |
2a870831 RM |
4597 | u16 override = on ? 0x0 : 0x7FFF; |
4598 | u16 core = on ? 0xD : 0x00FD; | |
0f4091b9 | 4599 | |
2a870831 RM |
4600 | if (dev->phy.rev >= 3) { |
4601 | if (on) { | |
4602 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, core); | |
4603 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override); | |
4604 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, core); | |
4605 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); | |
4606 | } else { | |
4607 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override); | |
4608 | b43_phy_write(dev, B43_NPHY_AFECTL_C1, core); | |
4609 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); | |
4610 | b43_phy_write(dev, B43_NPHY_AFECTL_C2, core); | |
4611 | } | |
4612 | } else { | |
4613 | b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); | |
4614 | } | |
cb24f57f MB |
4615 | } |
4616 | ||
ef1a628d MB |
4617 | static int b43_nphy_op_switch_channel(struct b43_wldev *dev, |
4618 | unsigned int new_channel) | |
4619 | { | |
a656b6a9 RM |
4620 | struct ieee80211_channel *channel = dev->wl->hw->conf.channel; |
4621 | enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type; | |
5e7ee098 | 4622 | |
ef1a628d MB |
4623 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { |
4624 | if ((new_channel < 1) || (new_channel > 14)) | |
4625 | return -EINVAL; | |
4626 | } else { | |
4627 | if (new_channel > 200) | |
4628 | return -EINVAL; | |
4629 | } | |
4630 | ||
a656b6a9 | 4631 | return b43_nphy_set_channel(dev, channel, channel_type); |
ef1a628d MB |
4632 | } |
4633 | ||
4634 | static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) | |
4635 | { | |
4636 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) | |
4637 | return 1; | |
4638 | return 36; | |
4639 | } | |
4640 | ||
ef1a628d MB |
4641 | const struct b43_phy_operations b43_phyops_n = { |
4642 | .allocate = b43_nphy_op_allocate, | |
fb11137a MB |
4643 | .free = b43_nphy_op_free, |
4644 | .prepare_structs = b43_nphy_op_prepare_structs, | |
ef1a628d | 4645 | .init = b43_nphy_op_init, |
ef1a628d MB |
4646 | .phy_read = b43_nphy_op_read, |
4647 | .phy_write = b43_nphy_op_write, | |
755fd183 | 4648 | .phy_maskset = b43_nphy_op_maskset, |
ef1a628d MB |
4649 | .radio_read = b43_nphy_op_radio_read, |
4650 | .radio_write = b43_nphy_op_radio_write, | |
4651 | .software_rfkill = b43_nphy_op_software_rfkill, | |
cb24f57f | 4652 | .switch_analog = b43_nphy_op_switch_analog, |
ef1a628d MB |
4653 | .switch_channel = b43_nphy_op_switch_channel, |
4654 | .get_default_chan = b43_nphy_op_get_default_chan, | |
18c8adeb MB |
4655 | .recalc_txpower = b43_nphy_op_recalc_txpower, |
4656 | .adjust_txpower = b43_nphy_op_adjust_txpower, | |
ef1a628d | 4657 | }; |