1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 
4   Broadcom B43 wireless driver
5   IEEE 802.11n PHY support
6 
7   Copyright (c) 2008 Michael Buesch <m@bues.ch>
8   Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com>
9 
10 
11 */
12 
13 #include <linux/cordic.h>
14 #include <linux/delay.h>
15 #include <linux/slab.h>
16 #include <linux/types.h>
17 
18 #include "b43.h"
19 #include "phy_n.h"
20 #include "tables_nphy.h"
21 #include "radio_2055.h"
22 #include "radio_2056.h"
23 #include "radio_2057.h"
24 #include "main.h"
25 #include "ppr.h"
26 
27 struct nphy_txgains {
28 	u16 tx_lpf[2];
29 	u16 txgm[2];
30 	u16 pga[2];
31 	u16 pad[2];
32 	u16 ipa[2];
33 };
34 
35 struct nphy_iqcal_params {
36 	u16 tx_lpf;
37 	u16 txgm;
38 	u16 pga;
39 	u16 pad;
40 	u16 ipa;
41 	u16 cal_gain;
42 	u16 ncorr[5];
43 };
44 
45 struct nphy_iq_est {
46 	s32 iq0_prod;
47 	u32 i0_pwr;
48 	u32 q0_pwr;
49 	s32 iq1_prod;
50 	u32 i1_pwr;
51 	u32 q1_pwr;
52 };
53 
54 enum b43_nphy_rf_sequence {
55 	B43_RFSEQ_RX2TX,
56 	B43_RFSEQ_TX2RX,
57 	B43_RFSEQ_RESET2RX,
58 	B43_RFSEQ_UPDATE_GAINH,
59 	B43_RFSEQ_UPDATE_GAINL,
60 	B43_RFSEQ_UPDATE_GAINU,
61 };
62 
63 enum n_rf_ctl_over_cmd {
64 	N_RF_CTL_OVER_CMD_RXRF_PU = 0,
65 	N_RF_CTL_OVER_CMD_RX_PU = 1,
66 	N_RF_CTL_OVER_CMD_TX_PU = 2,
67 	N_RF_CTL_OVER_CMD_RX_GAIN = 3,
68 	N_RF_CTL_OVER_CMD_TX_GAIN = 4,
69 };
70 
71 enum n_intc_override {
72 	N_INTC_OVERRIDE_OFF = 0,
73 	N_INTC_OVERRIDE_TRSW = 1,
74 	N_INTC_OVERRIDE_PA = 2,
75 	N_INTC_OVERRIDE_EXT_LNA_PU = 3,
76 	N_INTC_OVERRIDE_EXT_LNA_GAIN = 4,
77 };
78 
79 enum n_rssi_type {
80 	N_RSSI_W1 = 0,
81 	N_RSSI_W2,
82 	N_RSSI_NB,
83 	N_RSSI_IQ,
84 	N_RSSI_TSSI_2G,
85 	N_RSSI_TSSI_5G,
86 	N_RSSI_TBD,
87 };
88 
89 enum n_rail_type {
90 	N_RAIL_I = 0,
91 	N_RAIL_Q = 1,
92 };
93 
94 static inline bool b43_nphy_ipa(struct b43_wldev *dev)
95 {
96 	enum nl80211_band band = b43_current_band(dev->wl);
97 	return ((dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) ||
98 		(dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ));
99 }
100 
101 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreGetState */
102 static u8 b43_nphy_get_rx_core_state(struct b43_wldev *dev)
103 {
104 	return (b43_phy_read(dev, B43_NPHY_RFSEQCA) & B43_NPHY_RFSEQCA_RXEN) >>
105 		B43_NPHY_RFSEQCA_RXEN_SHIFT;
106 }
107 
108 /**************************************************
109  * RF (just without b43_nphy_rf_ctl_intc_override)
110  **************************************************/
111 
112 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
113 static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
114 				       enum b43_nphy_rf_sequence seq)
115 {
116 	static const u16 trigger[] = {
117 		[B43_RFSEQ_RX2TX]		= B43_NPHY_RFSEQTR_RX2TX,
118 		[B43_RFSEQ_TX2RX]		= B43_NPHY_RFSEQTR_TX2RX,
119 		[B43_RFSEQ_RESET2RX]		= B43_NPHY_RFSEQTR_RST2RX,
120 		[B43_RFSEQ_UPDATE_GAINH]	= B43_NPHY_RFSEQTR_UPGH,
121 		[B43_RFSEQ_UPDATE_GAINL]	= B43_NPHY_RFSEQTR_UPGL,
122 		[B43_RFSEQ_UPDATE_GAINU]	= B43_NPHY_RFSEQTR_UPGU,
123 	};
124 	int i;
125 	u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
126 
127 	B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
128 
129 	b43_phy_set(dev, B43_NPHY_RFSEQMODE,
130 		    B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER);
131 	b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]);
132 	for (i = 0; i < 200; i++) {
133 		if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq]))
134 			goto ok;
135 		msleep(1);
136 	}
137 	b43err(dev->wl, "RF sequence status timeout\n");
138 ok:
139 	b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
140 }
141 
142 static void b43_nphy_rf_ctl_override_rev19(struct b43_wldev *dev, u16 field,
143 					   u16 value, u8 core, bool off,
144 					   u8 override_id)
145 {
146 	/* TODO */
147 }
148 
149 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverrideRev7 */
150 static void b43_nphy_rf_ctl_override_rev7(struct b43_wldev *dev, u16 field,
151 					  u16 value, u8 core, bool off,
152 					  u8 override)
153 {
154 	struct b43_phy *phy = &dev->phy;
155 	const struct nphy_rf_control_override_rev7 *e;
156 	u16 en_addrs[3][2] = {
157 		{ 0x0E7, 0x0EC }, { 0x342, 0x343 }, { 0x346, 0x347 }
158 	};
159 	u16 en_addr;
160 	u16 en_mask = field;
161 	u16 val_addr;
162 	u8 i;
163 
164 	if (phy->rev >= 19 || phy->rev < 3) {
165 		B43_WARN_ON(1);
166 		return;
167 	}
168 
169 	/* Remember: we can get NULL! */
170 	e = b43_nphy_get_rf_ctl_over_rev7(dev, field, override);
171 
172 	for (i = 0; i < 2; i++) {
173 		if (override >= ARRAY_SIZE(en_addrs)) {
174 			b43err(dev->wl, "Invalid override value %d\n", override);
175 			return;
176 		}
177 		en_addr = en_addrs[override][i];
178 
179 		if (e)
180 			val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1;
181 
182 		if (off) {
183 			b43_phy_mask(dev, en_addr, ~en_mask);
184 			if (e) /* Do it safer, better than wl */
185 				b43_phy_mask(dev, val_addr, ~e->val_mask);
186 		} else {
187 			if (!core || (core & (1 << i))) {
188 				b43_phy_set(dev, en_addr, en_mask);
189 				if (e)
190 					b43_phy_maskset(dev, val_addr, ~e->val_mask, (value << e->val_shift));
191 			}
192 		}
193 	}
194 }
195 
196 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverideOneToMany */
197 static void b43_nphy_rf_ctl_override_one_to_many(struct b43_wldev *dev,
198 						 enum n_rf_ctl_over_cmd cmd,
199 						 u16 value, u8 core, bool off)
200 {
201 	struct b43_phy *phy = &dev->phy;
202 	u16 tmp;
203 
204 	B43_WARN_ON(phy->rev < 7);
205 
206 	switch (cmd) {
207 	case N_RF_CTL_OVER_CMD_RXRF_PU:
208 		b43_nphy_rf_ctl_override_rev7(dev, 0x20, value, core, off, 1);
209 		b43_nphy_rf_ctl_override_rev7(dev, 0x10, value, core, off, 1);
210 		b43_nphy_rf_ctl_override_rev7(dev, 0x08, value, core, off, 1);
211 		break;
212 	case N_RF_CTL_OVER_CMD_RX_PU:
213 		b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 1);
214 		b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
215 		b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 1);
216 		b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 2);
217 		b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 0, core, off, 1);
218 		break;
219 	case N_RF_CTL_OVER_CMD_TX_PU:
220 		b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 0);
221 		b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1);
222 		b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 2);
223 		b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 1, core, off, 1);
224 		break;
225 	case N_RF_CTL_OVER_CMD_RX_GAIN:
226 		tmp = value & 0xFF;
227 		b43_nphy_rf_ctl_override_rev7(dev, 0x0800, tmp, core, off, 0);
228 		tmp = value >> 8;
229 		b43_nphy_rf_ctl_override_rev7(dev, 0x6000, tmp, core, off, 0);
230 		break;
231 	case N_RF_CTL_OVER_CMD_TX_GAIN:
232 		tmp = value & 0x7FFF;
233 		b43_nphy_rf_ctl_override_rev7(dev, 0x1000, tmp, core, off, 0);
234 		tmp = value >> 14;
235 		b43_nphy_rf_ctl_override_rev7(dev, 0x4000, tmp, core, off, 0);
236 		break;
237 	}
238 }
239 
240 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
241 static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field,
242 				     u16 value, u8 core, bool off)
243 {
244 	int i;
245 	u8 index = fls(field);
246 	u8 addr, en_addr, val_addr;
247 	/* we expect only one bit set */
248 	B43_WARN_ON(field & (~(1 << (index - 1))));
249 
250 	if (dev->phy.rev >= 3) {
251 		const struct nphy_rf_control_override_rev3 *rf_ctrl;
252 		for (i = 0; i < 2; i++) {
253 			if (index == 0 || index == 16) {
254 				b43err(dev->wl,
255 					"Unsupported RF Ctrl Override call\n");
256 				return;
257 			}
258 
259 			rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
260 			en_addr = B43_PHY_N((i == 0) ?
261 				rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
262 			val_addr = B43_PHY_N((i == 0) ?
263 				rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
264 
265 			if (off) {
266 				b43_phy_mask(dev, en_addr, ~(field));
267 				b43_phy_mask(dev, val_addr,
268 						~(rf_ctrl->val_mask));
269 			} else {
270 				if (core == 0 || ((1 << i) & core)) {
271 					b43_phy_set(dev, en_addr, field);
272 					b43_phy_maskset(dev, val_addr,
273 						~(rf_ctrl->val_mask),
274 						(value << rf_ctrl->val_shift));
275 				}
276 			}
277 		}
278 	} else {
279 		const struct nphy_rf_control_override_rev2 *rf_ctrl;
280 		if (off) {
281 			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
282 			value = 0;
283 		} else {
284 			b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
285 		}
286 
287 		for (i = 0; i < 2; i++) {
288 			if (index <= 1 || index == 16) {
289 				b43err(dev->wl,
290 					"Unsupported RF Ctrl Override call\n");
291 				return;
292 			}
293 
294 			if (index == 2 || index == 10 ||
295 			    (index >= 13 && index <= 15)) {
296 				core = 1;
297 			}
298 
299 			rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
300 			addr = B43_PHY_N((i == 0) ?
301 				rf_ctrl->addr0 : rf_ctrl->addr1);
302 
303 			if ((1 << i) & core)
304 				b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
305 						(value << rf_ctrl->shift));
306 
307 			b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
308 			b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
309 					B43_NPHY_RFCTL_CMD_START);
310 			udelay(1);
311 			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
312 		}
313 	}
314 }
315 
316 static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev,
317 					       enum n_intc_override intc_override,
318 					       u16 value, u8 core_sel)
319 {
320 	u16 reg, tmp, tmp2, val;
321 	int core;
322 
323 	/* TODO: What about rev19+? Revs 3+ and 7+ are a bit similar */
324 
325 	for (core = 0; core < 2; core++) {
326 		if ((core_sel == 1 && core != 0) ||
327 		    (core_sel == 2 && core != 1))
328 			continue;
329 
330 		reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
331 
332 		switch (intc_override) {
333 		case N_INTC_OVERRIDE_OFF:
334 			b43_phy_write(dev, reg, 0);
335 			b43_phy_mask(dev, 0x2ff, ~0x2000);
336 			b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
337 			break;
338 		case N_INTC_OVERRIDE_TRSW:
339 			b43_phy_maskset(dev, reg, ~0xC0, value << 6);
340 			b43_phy_set(dev, reg, 0x400);
341 
342 			b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF);
343 			b43_phy_set(dev, 0x2ff, 0x2000);
344 			b43_phy_set(dev, 0x2ff, 0x0001);
345 			break;
346 		case N_INTC_OVERRIDE_PA:
347 			tmp = 0x0030;
348 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
349 				val = value << 5;
350 			else
351 				val = value << 4;
352 			b43_phy_maskset(dev, reg, ~tmp, val);
353 			b43_phy_set(dev, reg, 0x1000);
354 			break;
355 		case N_INTC_OVERRIDE_EXT_LNA_PU:
356 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
357 				tmp = 0x0001;
358 				tmp2 = 0x0004;
359 				val = value;
360 			} else {
361 				tmp = 0x0004;
362 				tmp2 = 0x0001;
363 				val = value << 2;
364 			}
365 			b43_phy_maskset(dev, reg, ~tmp, val);
366 			b43_phy_mask(dev, reg, ~tmp2);
367 			break;
368 		case N_INTC_OVERRIDE_EXT_LNA_GAIN:
369 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
370 				tmp = 0x0002;
371 				tmp2 = 0x0008;
372 				val = value << 1;
373 			} else {
374 				tmp = 0x0008;
375 				tmp2 = 0x0002;
376 				val = value << 3;
377 			}
378 			b43_phy_maskset(dev, reg, ~tmp, val);
379 			b43_phy_mask(dev, reg, ~tmp2);
380 			break;
381 		}
382 	}
383 }
384 
385 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
386 static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev,
387 					  enum n_intc_override intc_override,
388 					  u16 value, u8 core)
389 {
390 	u8 i, j;
391 	u16 reg, tmp, val;
392 
393 	if (dev->phy.rev >= 7) {
394 		b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value,
395 						   core);
396 		return;
397 	}
398 
399 	B43_WARN_ON(dev->phy.rev < 3);
400 
401 	for (i = 0; i < 2; i++) {
402 		if ((core == 1 && i == 1) || (core == 2 && !i))
403 			continue;
404 
405 		reg = (i == 0) ?
406 			B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
407 		b43_phy_set(dev, reg, 0x400);
408 
409 		switch (intc_override) {
410 		case N_INTC_OVERRIDE_OFF:
411 			b43_phy_write(dev, reg, 0);
412 			b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
413 			break;
414 		case N_INTC_OVERRIDE_TRSW:
415 			if (!i) {
416 				b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1,
417 						0xFC3F, (value << 6));
418 				b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1,
419 						0xFFFE, 1);
420 				b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
421 						B43_NPHY_RFCTL_CMD_START);
422 				for (j = 0; j < 100; j++) {
423 					if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START)) {
424 						j = 0;
425 						break;
426 					}
427 					udelay(10);
428 				}
429 				if (j)
430 					b43err(dev->wl,
431 						"intc override timeout\n");
432 				b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1,
433 						0xFFFE);
434 			} else {
435 				b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2,
436 						0xFC3F, (value << 6));
437 				b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
438 						0xFFFE, 1);
439 				b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
440 						B43_NPHY_RFCTL_CMD_RXTX);
441 				for (j = 0; j < 100; j++) {
442 					if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX)) {
443 						j = 0;
444 						break;
445 					}
446 					udelay(10);
447 				}
448 				if (j)
449 					b43err(dev->wl,
450 						"intc override timeout\n");
451 				b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
452 						0xFFFE);
453 			}
454 			break;
455 		case N_INTC_OVERRIDE_PA:
456 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
457 				tmp = 0x0020;
458 				val = value << 5;
459 			} else {
460 				tmp = 0x0010;
461 				val = value << 4;
462 			}
463 			b43_phy_maskset(dev, reg, ~tmp, val);
464 			break;
465 		case N_INTC_OVERRIDE_EXT_LNA_PU:
466 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
467 				tmp = 0x0001;
468 				val = value;
469 			} else {
470 				tmp = 0x0004;
471 				val = value << 2;
472 			}
473 			b43_phy_maskset(dev, reg, ~tmp, val);
474 			break;
475 		case N_INTC_OVERRIDE_EXT_LNA_GAIN:
476 			if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
477 				tmp = 0x0002;
478 				val = value << 1;
479 			} else {
480 				tmp = 0x0008;
481 				val = value << 3;
482 			}
483 			b43_phy_maskset(dev, reg, ~tmp, val);
484 			break;
485 		}
486 	}
487 }
488 
489 /**************************************************
490  * Various PHY ops
491  **************************************************/
492 
493 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
494 static void b43_nphy_write_clip_detection(struct b43_wldev *dev,
495 					  const u16 *clip_st)
496 {
497 	b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]);
498 	b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]);
499 }
500 
501 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
502 static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
503 {
504 	clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES);
505 	clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES);
506 }
507 
508 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */
509 static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val)
510 {
511 	u16 tmp;
512 
513 	if (dev->dev->core_rev == 16)
514 		b43_mac_suspend(dev);
515 
516 	tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL);
517 	tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN |
518 		B43_NPHY_CLASSCTL_WAITEDEN);
519 	tmp &= ~mask;
520 	tmp |= (val & mask);
521 	b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp);
522 
523 	if (dev->dev->core_rev == 16)
524 		b43_mac_enable(dev);
525 
526 	return tmp;
527 }
528 
529 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
530 static void b43_nphy_reset_cca(struct b43_wldev *dev)
531 {
532 	u16 bbcfg;
533 
534 	b43_phy_force_clock(dev, 1);
535 	bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
536 	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
537 	udelay(1);
538 	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
539 	b43_phy_force_clock(dev, 0);
540 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
541 }
542 
543 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */
544 static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
545 {
546 	struct b43_phy *phy = &dev->phy;
547 	struct b43_phy_n *nphy = phy->n;
548 
549 	if (enable) {
550 		static const u16 clip[] = { 0xFFFF, 0xFFFF };
551 		if (nphy->deaf_count++ == 0) {
552 			nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
553 			b43_nphy_classifier(dev, 0x7,
554 					    B43_NPHY_CLASSCTL_WAITEDEN);
555 			b43_nphy_read_clip_detection(dev, nphy->clip_state);
556 			b43_nphy_write_clip_detection(dev, clip);
557 		}
558 		b43_nphy_reset_cca(dev);
559 	} else {
560 		if (--nphy->deaf_count == 0) {
561 			b43_nphy_classifier(dev, 0x7, nphy->classifier_state);
562 			b43_nphy_write_clip_detection(dev, nphy->clip_state);
563 		}
564 	}
565 }
566 
567 /* http://bcm-v4.sipsolutions.net/PHY/N/Read_Lpf_Bw_Ctl */
568 static u16 b43_nphy_read_lpf_ctl(struct b43_wldev *dev, u16 offset)
569 {
570 	if (!offset)
571 		offset = b43_is_40mhz(dev) ? 0x159 : 0x154;
572 	return b43_ntab_read(dev, B43_NTAB16(7, offset)) & 0x7;
573 }
574 
575 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
576 static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
577 {
578 	struct b43_phy_n *nphy = dev->phy.n;
579 
580 	u8 i;
581 	s16 tmp;
582 	u16 data[4];
583 	s16 gain[2];
584 	u16 minmax[2];
585 	static const u16 lna_gain[4] = { -2, 10, 19, 25 };
586 
587 	if (nphy->hang_avoid)
588 		b43_nphy_stay_in_carrier_search(dev, 1);
589 
590 	if (nphy->gain_boost) {
591 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
592 			gain[0] = 6;
593 			gain[1] = 6;
594 		} else {
595 			tmp = 40370 - 315 * dev->phy.channel;
596 			gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
597 			tmp = 23242 - 224 * dev->phy.channel;
598 			gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
599 		}
600 	} else {
601 		gain[0] = 0;
602 		gain[1] = 0;
603 	}
604 
605 	for (i = 0; i < 2; i++) {
606 		if (nphy->elna_gain_config) {
607 			data[0] = 19 + gain[i];
608 			data[1] = 25 + gain[i];
609 			data[2] = 25 + gain[i];
610 			data[3] = 25 + gain[i];
611 		} else {
612 			data[0] = lna_gain[0] + gain[i];
613 			data[1] = lna_gain[1] + gain[i];
614 			data[2] = lna_gain[2] + gain[i];
615 			data[3] = lna_gain[3] + gain[i];
616 		}
617 		b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
618 
619 		minmax[i] = 23 + gain[i];
620 	}
621 
622 	b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
623 				minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
624 	b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
625 				minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
626 
627 	if (nphy->hang_avoid)
628 		b43_nphy_stay_in_carrier_search(dev, 0);
629 }
630 
631 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
632 static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
633 					u8 *events, u8 *delays, u8 length)
634 {
635 	struct b43_phy_n *nphy = dev->phy.n;
636 	u8 i;
637 	u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
638 	u16 offset1 = cmd << 4;
639 	u16 offset2 = offset1 + 0x80;
640 
641 	if (nphy->hang_avoid)
642 		b43_nphy_stay_in_carrier_search(dev, true);
643 
644 	b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
645 	b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
646 
647 	for (i = length; i < 16; i++) {
648 		b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
649 		b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
650 	}
651 
652 	if (nphy->hang_avoid)
653 		b43_nphy_stay_in_carrier_search(dev, false);
654 }
655 
656 /**************************************************
657  * Radio 0x2057
658  **************************************************/
659 
660 static void b43_radio_2057_chantab_upload(struct b43_wldev *dev,
661 					  const struct b43_nphy_chantabent_rev7 *e_r7,
662 					  const struct b43_nphy_chantabent_rev7_2g *e_r7_2g)
663 {
664 	if (e_r7_2g) {
665 		b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7_2g->radio_vcocal_countval0);
666 		b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7_2g->radio_vcocal_countval1);
667 		b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7_2g->radio_rfpll_refmaster_sparextalsize);
668 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7_2g->radio_rfpll_loopfilter_r1);
669 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7_2g->radio_rfpll_loopfilter_c2);
670 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7_2g->radio_rfpll_loopfilter_c1);
671 		b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7_2g->radio_cp_kpd_idac);
672 		b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7_2g->radio_rfpll_mmd0);
673 		b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7_2g->radio_rfpll_mmd1);
674 		b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7_2g->radio_vcobuf_tune);
675 		b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7_2g->radio_logen_mx2g_tune);
676 		b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7_2g->radio_logen_indbuf2g_tune);
677 		b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7_2g->radio_txmix2g_tune_boost_pu_core0);
678 		b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7_2g->radio_pad2g_tune_pus_core0);
679 		b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7_2g->radio_lna2g_tune_core0);
680 		b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7_2g->radio_txmix2g_tune_boost_pu_core1);
681 		b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7_2g->radio_pad2g_tune_pus_core1);
682 		b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7_2g->radio_lna2g_tune_core1);
683 
684 	} else {
685 		b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7->radio_vcocal_countval0);
686 		b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7->radio_vcocal_countval1);
687 		b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7->radio_rfpll_refmaster_sparextalsize);
688 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7->radio_rfpll_loopfilter_r1);
689 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7->radio_rfpll_loopfilter_c2);
690 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7->radio_rfpll_loopfilter_c1);
691 		b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7->radio_cp_kpd_idac);
692 		b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7->radio_rfpll_mmd0);
693 		b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7->radio_rfpll_mmd1);
694 		b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7->radio_vcobuf_tune);
695 		b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7->radio_logen_mx2g_tune);
696 		b43_radio_write(dev, R2057_LOGEN_MX5G_TUNE, e_r7->radio_logen_mx5g_tune);
697 		b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7->radio_logen_indbuf2g_tune);
698 		b43_radio_write(dev, R2057_LOGEN_INDBUF5G_TUNE, e_r7->radio_logen_indbuf5g_tune);
699 		b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7->radio_txmix2g_tune_boost_pu_core0);
700 		b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7->radio_pad2g_tune_pus_core0);
701 		b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE0, e_r7->radio_pga_boost_tune_core0);
702 		b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE0, e_r7->radio_txmix5g_boost_tune_core0);
703 		b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE0, e_r7->radio_pad5g_tune_misc_pus_core0);
704 		b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7->radio_lna2g_tune_core0);
705 		b43_radio_write(dev, R2057_LNA5G_TUNE_CORE0, e_r7->radio_lna5g_tune_core0);
706 		b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7->radio_txmix2g_tune_boost_pu_core1);
707 		b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7->radio_pad2g_tune_pus_core1);
708 		b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE1, e_r7->radio_pga_boost_tune_core1);
709 		b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE1, e_r7->radio_txmix5g_boost_tune_core1);
710 		b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE1, e_r7->radio_pad5g_tune_misc_pus_core1);
711 		b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7->radio_lna2g_tune_core1);
712 		b43_radio_write(dev, R2057_LNA5G_TUNE_CORE1, e_r7->radio_lna5g_tune_core1);
713 	}
714 }
715 
716 static void b43_radio_2057_setup(struct b43_wldev *dev,
717 				 const struct b43_nphy_chantabent_rev7 *tabent_r7,
718 				 const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g)
719 {
720 	struct b43_phy *phy = &dev->phy;
721 
722 	b43_radio_2057_chantab_upload(dev, tabent_r7, tabent_r7_2g);
723 
724 	switch (phy->radio_rev) {
725 	case 0 ... 4:
726 	case 6:
727 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
728 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x3f);
729 			b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
730 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
731 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
732 		} else {
733 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1f);
734 			b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
735 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8);
736 			b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8);
737 		}
738 		break;
739 	case 9: /* e.g. PHY rev 16 */
740 		b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x20);
741 		b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x18);
742 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
743 			b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x38);
744 			b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x0f);
745 
746 			if (b43_is_40mhz(dev)) {
747 				/* TODO */
748 			} else {
749 				b43_radio_write(dev,
750 						R2057_PAD_BIAS_FILTER_BWS_CORE0,
751 						0x3c);
752 				b43_radio_write(dev,
753 						R2057_PAD_BIAS_FILTER_BWS_CORE1,
754 						0x3c);
755 			}
756 		}
757 		break;
758 	case 14: /* 2 GHz only */
759 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1b);
760 		b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f);
761 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x1f);
762 		b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x1f);
763 		break;
764 	}
765 
766 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
767 		u16 txmix2g_tune_boost_pu = 0;
768 		u16 pad2g_tune_pus = 0;
769 
770 		if (b43_nphy_ipa(dev)) {
771 			switch (phy->radio_rev) {
772 			case 9:
773 				txmix2g_tune_boost_pu = 0x0041;
774 				/* TODO */
775 				break;
776 			case 14:
777 				txmix2g_tune_boost_pu = 0x21;
778 				pad2g_tune_pus = 0x23;
779 				break;
780 			}
781 		}
782 
783 		if (txmix2g_tune_boost_pu)
784 			b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0,
785 					txmix2g_tune_boost_pu);
786 		if (pad2g_tune_pus)
787 			b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0,
788 					pad2g_tune_pus);
789 		if (txmix2g_tune_boost_pu)
790 			b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1,
791 					txmix2g_tune_boost_pu);
792 		if (pad2g_tune_pus)
793 			b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1,
794 					pad2g_tune_pus);
795 	}
796 
797 	usleep_range(50, 100);
798 
799 	/* VCO calibration */
800 	b43_radio_mask(dev, R2057_RFPLL_MISC_EN, ~0x01);
801 	b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x04);
802 	b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x4);
803 	b43_radio_set(dev, R2057_RFPLL_MISC_EN, 0x01);
804 	usleep_range(300, 600);
805 }
806 
807 /* Calibrate resistors in LPF of PLL?
808  * http://bcm-v4.sipsolutions.net/PHY/radio205x_rcal
809  */
810 static u8 b43_radio_2057_rcal(struct b43_wldev *dev)
811 {
812 	struct b43_phy *phy = &dev->phy;
813 	u16 saved_regs_phy[12];
814 	u16 saved_regs_phy_rf[6];
815 	u16 saved_regs_radio[2] = { };
816 	static const u16 phy_to_store[] = {
817 		B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2,
818 		B43_NPHY_RFCTL_LUT_TRSW_LO1, B43_NPHY_RFCTL_LUT_TRSW_LO2,
819 		B43_NPHY_RFCTL_RXG1, B43_NPHY_RFCTL_RXG2,
820 		B43_NPHY_RFCTL_TXG1, B43_NPHY_RFCTL_TXG2,
821 		B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
822 		B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
823 	};
824 	static const u16 phy_to_store_rf[] = {
825 		B43_NPHY_REV3_RFCTL_OVER0, B43_NPHY_REV3_RFCTL_OVER1,
826 		B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
827 		B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
828 	};
829 	u16 tmp;
830 	int i;
831 
832 	/* Save */
833 	for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
834 		saved_regs_phy[i] = b43_phy_read(dev, phy_to_store[i]);
835 	for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
836 		saved_regs_phy_rf[i] = b43_phy_read(dev, phy_to_store_rf[i]);
837 
838 	/* Set */
839 	for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
840 		b43_phy_write(dev, phy_to_store[i], 0);
841 	b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER0, 0x07ff);
842 	b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER1, 0x07ff);
843 	b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x07ff);
844 	b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0x07ff);
845 	b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0x007f);
846 	b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0x007f);
847 
848 	switch (phy->radio_rev) {
849 	case 5:
850 		b43_phy_mask(dev, B43_NPHY_REV7_RF_CTL_OVER3, ~0x2);
851 		udelay(10);
852 		b43_radio_set(dev, R2057_IQTEST_SEL_PU, 0x1);
853 		b43_radio_maskset(dev, R2057v7_IQTEST_SEL_PU2, ~0x2, 0x1);
854 		break;
855 	case 9:
856 		b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
857 		b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
858 		saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
859 		b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x11);
860 		break;
861 	case 14:
862 		saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU);
863 		saved_regs_radio[1] = b43_radio_read(dev, R2057v7_IQTEST_SEL_PU2);
864 		b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2);
865 		b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2);
866 		b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, 0x2);
867 		b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x1);
868 		break;
869 	}
870 
871 	/* Enable */
872 	b43_radio_set(dev, R2057_RCAL_CONFIG, 0x1);
873 	udelay(10);
874 
875 	/* Start */
876 	b43_radio_set(dev, R2057_RCAL_CONFIG, 0x2);
877 	usleep_range(100, 200);
878 
879 	/* Stop */
880 	b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x2);
881 
882 	/* Wait and check for result */
883 	if (!b43_radio_wait_value(dev, R2057_RCAL_STATUS, 1, 1, 100, 1000000)) {
884 		b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
885 		return 0;
886 	}
887 	tmp = b43_radio_read(dev, R2057_RCAL_STATUS) & 0x3E;
888 
889 	/* Disable */
890 	b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x1);
891 
892 	/* Restore */
893 	for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++)
894 		b43_phy_write(dev, phy_to_store_rf[i], saved_regs_phy_rf[i]);
895 	for (i = 0; i < ARRAY_SIZE(phy_to_store); i++)
896 		b43_phy_write(dev, phy_to_store[i], saved_regs_phy[i]);
897 
898 	switch (phy->radio_rev) {
899 	case 0 ... 4:
900 	case 6:
901 		b43_radio_maskset(dev, R2057_TEMPSENSE_CONFIG, ~0x3C, tmp);
902 		b43_radio_maskset(dev, R2057_BANDGAP_RCAL_TRIM, ~0xF0,
903 				  tmp << 2);
904 		break;
905 	case 5:
906 		b43_radio_mask(dev, R2057_IPA2G_CASCONV_CORE0, ~0x1);
907 		b43_radio_mask(dev, R2057v7_IQTEST_SEL_PU2, ~0x2);
908 		break;
909 	case 9:
910 		b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
911 		break;
912 	case 14:
913 		b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]);
914 		b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, saved_regs_radio[1]);
915 		break;
916 	}
917 
918 	return tmp & 0x3e;
919 }
920 
921 /* Calibrate the internal RC oscillator?
922  * http://bcm-v4.sipsolutions.net/PHY/radio2057_rccal
923  */
924 static u16 b43_radio_2057_rccal(struct b43_wldev *dev)
925 {
926 	struct b43_phy *phy = &dev->phy;
927 	bool special = (phy->radio_rev == 3 || phy->radio_rev == 4 ||
928 			phy->radio_rev == 6);
929 	u16 tmp;
930 
931 	/* Setup cal */
932 	if (special) {
933 		b43_radio_write(dev, R2057_RCCAL_MASTER, 0x61);
934 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0xC0);
935 	} else {
936 		b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x61);
937 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0xE9);
938 	}
939 	b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
940 
941 	/* Start, wait, stop */
942 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
943 	if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
944 				  5000000))
945 		b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
946 	usleep_range(35, 70);
947 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
948 	usleep_range(70, 140);
949 
950 	/* Setup cal */
951 	if (special) {
952 		b43_radio_write(dev, R2057_RCCAL_MASTER, 0x69);
953 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
954 	} else {
955 		b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x69);
956 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0xD5);
957 	}
958 	b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
959 
960 	/* Start, wait, stop */
961 	usleep_range(35, 70);
962 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
963 	usleep_range(70, 140);
964 	if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
965 				  5000000))
966 		b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n");
967 	usleep_range(35, 70);
968 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
969 	usleep_range(70, 140);
970 
971 	/* Setup cal */
972 	if (special) {
973 		b43_radio_write(dev, R2057_RCCAL_MASTER, 0x73);
974 		b43_radio_write(dev, R2057_RCCAL_X1, 0x28);
975 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0);
976 	} else {
977 		b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x73);
978 		b43_radio_write(dev, R2057_RCCAL_X1, 0x6E);
979 		b43_radio_write(dev, R2057_RCCAL_TRC0, 0x99);
980 	}
981 
982 	/* Start, wait, stop */
983 	usleep_range(35, 70);
984 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55);
985 	usleep_range(70, 140);
986 	if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500,
987 				  5000000)) {
988 		b43err(dev->wl, "Radio 0x2057 rcal timeout\n");
989 		return 0;
990 	}
991 	tmp = b43_radio_read(dev, R2057_RCCAL_DONE_OSCCAP);
992 	usleep_range(35, 70);
993 	b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15);
994 	usleep_range(70, 140);
995 
996 	if (special)
997 		b43_radio_mask(dev, R2057_RCCAL_MASTER, ~0x1);
998 	else
999 		b43_radio_mask(dev, R2057v7_RCCAL_MASTER, ~0x1);
1000 
1001 	return tmp;
1002 }
1003 
1004 static void b43_radio_2057_init_pre(struct b43_wldev *dev)
1005 {
1006 	b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1007 	/* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1008 	b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_OEPORFORCE);
1009 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1010 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_CHIP0PU);
1011 }
1012 
1013 static void b43_radio_2057_init_post(struct b43_wldev *dev)
1014 {
1015 	b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x1);
1016 
1017 	if (0) /* FIXME: Is this BCM43217 specific? */
1018 		b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x2);
1019 
1020 	b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x78);
1021 	b43_radio_set(dev, R2057_XTAL_CONFIG2, 0x80);
1022 	usleep_range(2000, 3000);
1023 	b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78);
1024 	b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80);
1025 
1026 	if (dev->phy.do_full_init) {
1027 		b43_radio_2057_rcal(dev);
1028 		b43_radio_2057_rccal(dev);
1029 	}
1030 	b43_radio_mask(dev, R2057_RFPLL_MASTER, ~0x8);
1031 }
1032 
1033 /* http://bcm-v4.sipsolutions.net/802.11/Radio/2057/Init */
1034 static void b43_radio_2057_init(struct b43_wldev *dev)
1035 {
1036 	b43_radio_2057_init_pre(dev);
1037 	r2057_upload_inittabs(dev);
1038 	b43_radio_2057_init_post(dev);
1039 }
1040 
1041 /**************************************************
1042  * Radio 0x2056
1043  **************************************************/
1044 
1045 static void b43_chantab_radio_2056_upload(struct b43_wldev *dev,
1046 				const struct b43_nphy_channeltab_entry_rev3 *e)
1047 {
1048 	b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1);
1049 	b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2);
1050 	b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv);
1051 	b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2);
1052 	b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1);
1053 	b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1,
1054 					e->radio_syn_pll_loopfilter1);
1055 	b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2,
1056 					e->radio_syn_pll_loopfilter2);
1057 	b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3,
1058 					e->radio_syn_pll_loopfilter3);
1059 	b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4,
1060 					e->radio_syn_pll_loopfilter4);
1061 	b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5,
1062 					e->radio_syn_pll_loopfilter5);
1063 	b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27,
1064 					e->radio_syn_reserved_addr27);
1065 	b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28,
1066 					e->radio_syn_reserved_addr28);
1067 	b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29,
1068 					e->radio_syn_reserved_addr29);
1069 	b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1,
1070 					e->radio_syn_logen_vcobuf1);
1071 	b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2);
1072 	b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3);
1073 	b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4);
1074 
1075 	b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE,
1076 					e->radio_rx0_lnaa_tune);
1077 	b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE,
1078 					e->radio_rx0_lnag_tune);
1079 
1080 	b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE,
1081 					e->radio_tx0_intpaa_boost_tune);
1082 	b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE,
1083 					e->radio_tx0_intpag_boost_tune);
1084 	b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE,
1085 					e->radio_tx0_pada_boost_tune);
1086 	b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE,
1087 					e->radio_tx0_padg_boost_tune);
1088 	b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE,
1089 					e->radio_tx0_pgaa_boost_tune);
1090 	b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE,
1091 					e->radio_tx0_pgag_boost_tune);
1092 	b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE,
1093 					e->radio_tx0_mixa_boost_tune);
1094 	b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE,
1095 					e->radio_tx0_mixg_boost_tune);
1096 
1097 	b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE,
1098 					e->radio_rx1_lnaa_tune);
1099 	b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE,
1100 					e->radio_rx1_lnag_tune);
1101 
1102 	b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE,
1103 					e->radio_tx1_intpaa_boost_tune);
1104 	b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE,
1105 					e->radio_tx1_intpag_boost_tune);
1106 	b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE,
1107 					e->radio_tx1_pada_boost_tune);
1108 	b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE,
1109 					e->radio_tx1_padg_boost_tune);
1110 	b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE,
1111 					e->radio_tx1_pgaa_boost_tune);
1112 	b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE,
1113 					e->radio_tx1_pgag_boost_tune);
1114 	b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE,
1115 					e->radio_tx1_mixa_boost_tune);
1116 	b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE,
1117 					e->radio_tx1_mixg_boost_tune);
1118 }
1119 
1120 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */
1121 static void b43_radio_2056_setup(struct b43_wldev *dev,
1122 				const struct b43_nphy_channeltab_entry_rev3 *e)
1123 {
1124 	struct b43_phy *phy = &dev->phy;
1125 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
1126 	enum nl80211_band band = b43_current_band(dev->wl);
1127 	u16 offset;
1128 	u8 i;
1129 	u16 bias, cbias;
1130 	u16 pag_boost, padg_boost, pgag_boost, mixg_boost;
1131 	u16 paa_boost, pada_boost, pgaa_boost, mixa_boost;
1132 	bool is_pkg_fab_smic;
1133 
1134 	B43_WARN_ON(dev->phy.rev < 3);
1135 
1136 	is_pkg_fab_smic =
1137 		((dev->dev->chip_id == BCMA_CHIP_ID_BCM43224 ||
1138 		  dev->dev->chip_id == BCMA_CHIP_ID_BCM43225 ||
1139 		  dev->dev->chip_id == BCMA_CHIP_ID_BCM43421) &&
1140 		 dev->dev->chip_pkg == BCMA_PKG_ID_BCM43224_FAB_SMIC);
1141 
1142 	b43_chantab_radio_2056_upload(dev, e);
1143 	b2056_upload_syn_pll_cp2(dev, band == NL80211_BAND_5GHZ);
1144 
1145 	if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
1146 	    b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1147 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1148 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1149 		if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1150 		    dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1151 			b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14);
1152 			b43_radio_write(dev, B2056_SYN_PLL_CP2, 0);
1153 		} else {
1154 			b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B);
1155 			b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14);
1156 		}
1157 	}
1158 	if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 &&
1159 	    b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
1160 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1f);
1161 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1f);
1162 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0b);
1163 		b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x20);
1164 	}
1165 	if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
1166 	    b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
1167 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
1168 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
1169 		b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x05);
1170 		b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C);
1171 	}
1172 
1173 	if (dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) {
1174 		for (i = 0; i < 2; i++) {
1175 			offset = i ? B2056_TX1 : B2056_TX0;
1176 			if (dev->phy.rev >= 5) {
1177 				b43_radio_write(dev,
1178 					offset | B2056_TX_PADG_IDAC, 0xcc);
1179 
1180 				if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 ||
1181 				    dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) {
1182 					bias = 0x40;
1183 					cbias = 0x45;
1184 					pag_boost = 0x5;
1185 					pgag_boost = 0x33;
1186 					mixg_boost = 0x55;
1187 				} else {
1188 					bias = 0x25;
1189 					cbias = 0x20;
1190 					if (is_pkg_fab_smic) {
1191 						bias = 0x2a;
1192 						cbias = 0x38;
1193 					}
1194 					pag_boost = 0x4;
1195 					pgag_boost = 0x03;
1196 					mixg_boost = 0x65;
1197 				}
1198 				padg_boost = 0x77;
1199 
1200 				b43_radio_write(dev,
1201 					offset | B2056_TX_INTPAG_IMAIN_STAT,
1202 					bias);
1203 				b43_radio_write(dev,
1204 					offset | B2056_TX_INTPAG_IAUX_STAT,
1205 					bias);
1206 				b43_radio_write(dev,
1207 					offset | B2056_TX_INTPAG_CASCBIAS,
1208 					cbias);
1209 				b43_radio_write(dev,
1210 					offset | B2056_TX_INTPAG_BOOST_TUNE,
1211 					pag_boost);
1212 				b43_radio_write(dev,
1213 					offset | B2056_TX_PGAG_BOOST_TUNE,
1214 					pgag_boost);
1215 				b43_radio_write(dev,
1216 					offset | B2056_TX_PADG_BOOST_TUNE,
1217 					padg_boost);
1218 				b43_radio_write(dev,
1219 					offset | B2056_TX_MIXG_BOOST_TUNE,
1220 					mixg_boost);
1221 			} else {
1222 				bias = b43_is_40mhz(dev) ? 0x40 : 0x20;
1223 				b43_radio_write(dev,
1224 					offset | B2056_TX_INTPAG_IMAIN_STAT,
1225 					bias);
1226 				b43_radio_write(dev,
1227 					offset | B2056_TX_INTPAG_IAUX_STAT,
1228 					bias);
1229 				b43_radio_write(dev,
1230 					offset | B2056_TX_INTPAG_CASCBIAS,
1231 					0x30);
1232 			}
1233 			b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee);
1234 		}
1235 	} else if (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ) {
1236 		u16 freq = phy->chandef->chan->center_freq;
1237 		if (freq < 5100) {
1238 			paa_boost = 0xA;
1239 			pada_boost = 0x77;
1240 			pgaa_boost = 0xF;
1241 			mixa_boost = 0xF;
1242 		} else if (freq < 5340) {
1243 			paa_boost = 0x8;
1244 			pada_boost = 0x77;
1245 			pgaa_boost = 0xFB;
1246 			mixa_boost = 0xF;
1247 		} else if (freq < 5650) {
1248 			paa_boost = 0x0;
1249 			pada_boost = 0x77;
1250 			pgaa_boost = 0xB;
1251 			mixa_boost = 0xF;
1252 		} else {
1253 			paa_boost = 0x0;
1254 			pada_boost = 0x77;
1255 			if (freq != 5825)
1256 				pgaa_boost = -(freq - 18) / 36 + 168;
1257 			else
1258 				pgaa_boost = 6;
1259 			mixa_boost = 0xF;
1260 		}
1261 
1262 		cbias = is_pkg_fab_smic ? 0x35 : 0x30;
1263 
1264 		for (i = 0; i < 2; i++) {
1265 			offset = i ? B2056_TX1 : B2056_TX0;
1266 
1267 			b43_radio_write(dev,
1268 				offset | B2056_TX_INTPAA_BOOST_TUNE, paa_boost);
1269 			b43_radio_write(dev,
1270 				offset | B2056_TX_PADA_BOOST_TUNE, pada_boost);
1271 			b43_radio_write(dev,
1272 				offset | B2056_TX_PGAA_BOOST_TUNE, pgaa_boost);
1273 			b43_radio_write(dev,
1274 				offset | B2056_TX_MIXA_BOOST_TUNE, mixa_boost);
1275 			b43_radio_write(dev,
1276 				offset | B2056_TX_TXSPARE1, 0x30);
1277 			b43_radio_write(dev,
1278 				offset | B2056_TX_PA_SPARE2, 0xee);
1279 			b43_radio_write(dev,
1280 				offset | B2056_TX_PADA_CASCBIAS, 0x03);
1281 			b43_radio_write(dev,
1282 				offset | B2056_TX_INTPAA_IAUX_STAT, 0x30);
1283 			b43_radio_write(dev,
1284 				offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30);
1285 			b43_radio_write(dev,
1286 				offset | B2056_TX_INTPAA_CASCBIAS, cbias);
1287 		}
1288 	}
1289 
1290 	udelay(50);
1291 	/* VCO calibration */
1292 	b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00);
1293 	b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1294 	b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18);
1295 	b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
1296 	b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39);
1297 	udelay(300);
1298 }
1299 
1300 static u8 b43_radio_2056_rcal(struct b43_wldev *dev)
1301 {
1302 	struct b43_phy *phy = &dev->phy;
1303 	u16 mast2, tmp;
1304 
1305 	if (phy->rev != 3)
1306 		return 0;
1307 
1308 	mast2 = b43_radio_read(dev, B2056_SYN_PLL_MAST2);
1309 	b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2 | 0x7);
1310 
1311 	udelay(10);
1312 	b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1313 	udelay(10);
1314 	b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x09);
1315 
1316 	if (!b43_radio_wait_value(dev, B2056_SYN_RCAL_CODE_OUT, 0x80, 0x80, 100,
1317 				  1000000)) {
1318 		b43err(dev->wl, "Radio recalibration timeout\n");
1319 		return 0;
1320 	}
1321 
1322 	b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01);
1323 	tmp = b43_radio_read(dev, B2056_SYN_RCAL_CODE_OUT);
1324 	b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x00);
1325 
1326 	b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2);
1327 
1328 	return tmp & 0x1f;
1329 }
1330 
1331 static void b43_radio_init2056_pre(struct b43_wldev *dev)
1332 {
1333 	b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1334 		     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
1335 	/* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
1336 	b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1337 		     B43_NPHY_RFCTL_CMD_OEPORFORCE);
1338 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1339 		    ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
1340 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1341 		    B43_NPHY_RFCTL_CMD_CHIP0PU);
1342 }
1343 
1344 static void b43_radio_init2056_post(struct b43_wldev *dev)
1345 {
1346 	b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB);
1347 	b43_radio_set(dev, B2056_SYN_COM_PU, 0x2);
1348 	b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2);
1349 	msleep(1);
1350 	b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2);
1351 	b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC);
1352 	b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1);
1353 	if (dev->phy.do_full_init)
1354 		b43_radio_2056_rcal(dev);
1355 }
1356 
1357 /*
1358  * Initialize a Broadcom 2056 N-radio
1359  * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init
1360  */
1361 static void b43_radio_init2056(struct b43_wldev *dev)
1362 {
1363 	b43_radio_init2056_pre(dev);
1364 	b2056_upload_inittabs(dev, 0, 0);
1365 	b43_radio_init2056_post(dev);
1366 }
1367 
1368 /**************************************************
1369  * Radio 0x2055
1370  **************************************************/
1371 
1372 static void b43_chantab_radio_upload(struct b43_wldev *dev,
1373 				const struct b43_nphy_channeltab_entry_rev2 *e)
1374 {
1375 	b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref);
1376 	b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
1377 	b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
1378 	b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
1379 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1380 
1381 	b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
1382 	b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
1383 	b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
1384 	b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
1385 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1386 
1387 	b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
1388 	b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
1389 	b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
1390 	b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
1391 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1392 
1393 	b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
1394 	b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
1395 	b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
1396 	b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
1397 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1398 
1399 	b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
1400 	b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
1401 	b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
1402 	b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
1403 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1404 
1405 	b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
1406 	b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
1407 }
1408 
1409 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */
1410 static void b43_radio_2055_setup(struct b43_wldev *dev,
1411 				const struct b43_nphy_channeltab_entry_rev2 *e)
1412 {
1413 	B43_WARN_ON(dev->phy.rev >= 3);
1414 
1415 	b43_chantab_radio_upload(dev, e);
1416 	udelay(50);
1417 	b43_radio_write(dev, B2055_VCO_CAL10, 0x05);
1418 	b43_radio_write(dev, B2055_VCO_CAL10, 0x45);
1419 	b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
1420 	b43_radio_write(dev, B2055_VCO_CAL10, 0x65);
1421 	udelay(300);
1422 }
1423 
1424 static void b43_radio_init2055_pre(struct b43_wldev *dev)
1425 {
1426 	b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1427 		     ~B43_NPHY_RFCTL_CMD_PORFORCE);
1428 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1429 		    B43_NPHY_RFCTL_CMD_CHIP0PU |
1430 		    B43_NPHY_RFCTL_CMD_OEPORFORCE);
1431 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1432 		    B43_NPHY_RFCTL_CMD_PORFORCE);
1433 }
1434 
1435 static void b43_radio_init2055_post(struct b43_wldev *dev)
1436 {
1437 	struct b43_phy_n *nphy = dev->phy.n;
1438 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
1439 	bool workaround = false;
1440 
1441 	if (sprom->revision < 4)
1442 		workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM
1443 			      && dev->dev->board_type == SSB_BOARD_CB2_4321
1444 			      && dev->dev->board_rev >= 0x41);
1445 	else
1446 		workaround =
1447 			!(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS);
1448 
1449 	b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
1450 	if (workaround) {
1451 		b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
1452 		b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F);
1453 	}
1454 	b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C);
1455 	b43_radio_write(dev, B2055_CAL_MISC, 0x3C);
1456 	b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
1457 	b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
1458 	b43_radio_set(dev, B2055_CAL_MISC, 0x1);
1459 	msleep(1);
1460 	b43_radio_set(dev, B2055_CAL_MISC, 0x40);
1461 	if (!b43_radio_wait_value(dev, B2055_CAL_COUT2, 0x80, 0x80, 10, 2000))
1462 		b43err(dev->wl, "radio post init timeout\n");
1463 	b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
1464 	b43_switch_channel(dev, dev->phy.channel);
1465 	b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
1466 	b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
1467 	b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
1468 	b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
1469 	b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6);
1470 	b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6);
1471 	if (!nphy->gain_boost) {
1472 		b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2);
1473 		b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2);
1474 	} else {
1475 		b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD);
1476 		b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD);
1477 	}
1478 	udelay(2);
1479 }
1480 
1481 /*
1482  * Initialize a Broadcom 2055 N-radio
1483  * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init
1484  */
1485 static void b43_radio_init2055(struct b43_wldev *dev)
1486 {
1487 	b43_radio_init2055_pre(dev);
1488 	if (b43_status(dev) < B43_STAT_INITIALIZED) {
1489 		/* Follow wl, not specs. Do not force uploading all regs */
1490 		b2055_upload_inittab(dev, 0, 0);
1491 	} else {
1492 		bool ghz5 = b43_current_band(dev->wl) == NL80211_BAND_5GHZ;
1493 		b2055_upload_inittab(dev, ghz5, 0);
1494 	}
1495 	b43_radio_init2055_post(dev);
1496 }
1497 
1498 /**************************************************
1499  * Samples
1500  **************************************************/
1501 
1502 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
1503 static int b43_nphy_load_samples(struct b43_wldev *dev,
1504 					struct cordic_iq *samples, u16 len) {
1505 	struct b43_phy_n *nphy = dev->phy.n;
1506 	u16 i;
1507 	u32 *data;
1508 
1509 	data = kcalloc(len, sizeof(u32), GFP_KERNEL);
1510 	if (!data) {
1511 		b43err(dev->wl, "allocation for samples loading failed\n");
1512 		return -ENOMEM;
1513 	}
1514 	if (nphy->hang_avoid)
1515 		b43_nphy_stay_in_carrier_search(dev, 1);
1516 
1517 	for (i = 0; i < len; i++) {
1518 		data[i] = (samples[i].i & 0x3FF << 10);
1519 		data[i] |= samples[i].q & 0x3FF;
1520 	}
1521 	b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data);
1522 
1523 	kfree(data);
1524 	if (nphy->hang_avoid)
1525 		b43_nphy_stay_in_carrier_search(dev, 0);
1526 	return 0;
1527 }
1528 
1529 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
1530 static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
1531 					bool test)
1532 {
1533 	int i;
1534 	u16 bw, len, rot, angle;
1535 	struct cordic_iq *samples;
1536 
1537 	bw = b43_is_40mhz(dev) ? 40 : 20;
1538 	len = bw << 3;
1539 
1540 	if (test) {
1541 		if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
1542 			bw = 82;
1543 		else
1544 			bw = 80;
1545 
1546 		if (b43_is_40mhz(dev))
1547 			bw <<= 1;
1548 
1549 		len = bw << 1;
1550 	}
1551 
1552 	samples = kcalloc(len, sizeof(struct cordic_iq), GFP_KERNEL);
1553 	if (!samples) {
1554 		b43err(dev->wl, "allocation for samples generation failed\n");
1555 		return 0;
1556 	}
1557 	rot = (((freq * 36) / bw) << 16) / 100;
1558 	angle = 0;
1559 
1560 	for (i = 0; i < len; i++) {
1561 		samples[i] = cordic_calc_iq(CORDIC_FIXED(angle));
1562 		angle += rot;
1563 		samples[i].q = CORDIC_FLOAT(samples[i].q * max);
1564 		samples[i].i = CORDIC_FLOAT(samples[i].i * max);
1565 	}
1566 
1567 	i = b43_nphy_load_samples(dev, samples, len);
1568 	kfree(samples);
1569 	return (i < 0) ? 0 : len;
1570 }
1571 
1572 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
1573 static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
1574 				 u16 wait, bool iqmode, bool dac_test,
1575 				 bool modify_bbmult)
1576 {
1577 	struct b43_phy *phy = &dev->phy;
1578 	struct b43_phy_n *nphy = dev->phy.n;
1579 	int i;
1580 	u16 seq_mode;
1581 	u32 tmp;
1582 
1583 	b43_nphy_stay_in_carrier_search(dev, true);
1584 
1585 	if (phy->rev >= 7) {
1586 		bool lpf_bw3, lpf_bw4;
1587 
1588 		lpf_bw3 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER3) & 0x80;
1589 		lpf_bw4 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER4) & 0x80;
1590 
1591 		if (lpf_bw3 || lpf_bw4) {
1592 			/* TODO */
1593 		} else {
1594 			u16 value = b43_nphy_read_lpf_ctl(dev, 0);
1595 			if (phy->rev >= 19)
1596 				b43_nphy_rf_ctl_override_rev19(dev, 0x80, value,
1597 							       0, false, 1);
1598 			else
1599 				b43_nphy_rf_ctl_override_rev7(dev, 0x80, value,
1600 							      0, false, 1);
1601 			nphy->lpf_bw_overrode_for_sample_play = true;
1602 		}
1603 	}
1604 
1605 	if ((nphy->bb_mult_save & 0x80000000) == 0) {
1606 		tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
1607 		nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
1608 	}
1609 
1610 	if (modify_bbmult) {
1611 		tmp = !b43_is_40mhz(dev) ? 0x6464 : 0x4747;
1612 		b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
1613 	}
1614 
1615 	b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
1616 
1617 	if (loops != 0xFFFF)
1618 		b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
1619 	else
1620 		b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
1621 
1622 	b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
1623 
1624 	seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
1625 
1626 	b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
1627 	if (iqmode) {
1628 		b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
1629 		b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
1630 	} else {
1631 		tmp = dac_test ? 5 : 1;
1632 		b43_phy_write(dev, B43_NPHY_SAMP_CMD, tmp);
1633 	}
1634 	for (i = 0; i < 100; i++) {
1635 		if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) {
1636 			i = 0;
1637 			break;
1638 		}
1639 		udelay(10);
1640 	}
1641 	if (i)
1642 		b43err(dev->wl, "run samples timeout\n");
1643 
1644 	b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
1645 
1646 	b43_nphy_stay_in_carrier_search(dev, false);
1647 }
1648 
1649 /**************************************************
1650  * RSSI
1651  **************************************************/
1652 
1653 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
1654 static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
1655 					s8 offset, u8 core,
1656 					enum n_rail_type rail,
1657 					enum n_rssi_type rssi_type)
1658 {
1659 	u16 tmp;
1660 	bool core1or5 = (core == 1) || (core == 5);
1661 	bool core2or5 = (core == 2) || (core == 5);
1662 
1663 	offset = clamp_val(offset, -32, 31);
1664 	tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
1665 
1666 	switch (rssi_type) {
1667 	case N_RSSI_NB:
1668 		if (core1or5 && rail == N_RAIL_I)
1669 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
1670 		if (core1or5 && rail == N_RAIL_Q)
1671 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
1672 		if (core2or5 && rail == N_RAIL_I)
1673 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
1674 		if (core2or5 && rail == N_RAIL_Q)
1675 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
1676 		break;
1677 	case N_RSSI_W1:
1678 		if (core1or5 && rail == N_RAIL_I)
1679 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
1680 		if (core1or5 && rail == N_RAIL_Q)
1681 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
1682 		if (core2or5 && rail == N_RAIL_I)
1683 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
1684 		if (core2or5 && rail == N_RAIL_Q)
1685 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
1686 		break;
1687 	case N_RSSI_W2:
1688 		if (core1or5 && rail == N_RAIL_I)
1689 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
1690 		if (core1or5 && rail == N_RAIL_Q)
1691 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
1692 		if (core2or5 && rail == N_RAIL_I)
1693 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
1694 		if (core2or5 && rail == N_RAIL_Q)
1695 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
1696 		break;
1697 	case N_RSSI_TBD:
1698 		if (core1or5 && rail == N_RAIL_I)
1699 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
1700 		if (core1or5 && rail == N_RAIL_Q)
1701 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
1702 		if (core2or5 && rail == N_RAIL_I)
1703 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
1704 		if (core2or5 && rail == N_RAIL_Q)
1705 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
1706 		break;
1707 	case N_RSSI_IQ:
1708 		if (core1or5 && rail == N_RAIL_I)
1709 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
1710 		if (core1or5 && rail == N_RAIL_Q)
1711 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
1712 		if (core2or5 && rail == N_RAIL_I)
1713 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
1714 		if (core2or5 && rail == N_RAIL_Q)
1715 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
1716 		break;
1717 	case N_RSSI_TSSI_2G:
1718 		if (core1or5)
1719 			b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
1720 		if (core2or5)
1721 			b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
1722 		break;
1723 	case N_RSSI_TSSI_5G:
1724 		if (core1or5)
1725 			b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
1726 		if (core2or5)
1727 			b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
1728 		break;
1729 	}
1730 }
1731 
1732 static void b43_nphy_rssi_select_rev19(struct b43_wldev *dev, u8 code,
1733 				       enum n_rssi_type rssi_type)
1734 {
1735 	/* TODO */
1736 }
1737 
1738 static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code,
1739 				      enum n_rssi_type rssi_type)
1740 {
1741 	u8 i;
1742 	u16 reg, val;
1743 
1744 	if (code == 0) {
1745 		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
1746 		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
1747 		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
1748 		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
1749 		b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
1750 		b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
1751 		b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
1752 		b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
1753 	} else {
1754 		for (i = 0; i < 2; i++) {
1755 			if ((code == 1 && i == 1) || (code == 2 && !i))
1756 				continue;
1757 
1758 			reg = (i == 0) ?
1759 				B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
1760 			b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
1761 
1762 			if (rssi_type == N_RSSI_W1 ||
1763 			    rssi_type == N_RSSI_W2 ||
1764 			    rssi_type == N_RSSI_NB) {
1765 				reg = (i == 0) ?
1766 					B43_NPHY_AFECTL_C1 :
1767 					B43_NPHY_AFECTL_C2;
1768 				b43_phy_maskset(dev, reg, 0xFCFF, 0);
1769 
1770 				reg = (i == 0) ?
1771 					B43_NPHY_RFCTL_LUT_TRSW_UP1 :
1772 					B43_NPHY_RFCTL_LUT_TRSW_UP2;
1773 				b43_phy_maskset(dev, reg, 0xFFC3, 0);
1774 
1775 				if (rssi_type == N_RSSI_W1)
1776 					val = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 4 : 8;
1777 				else if (rssi_type == N_RSSI_W2)
1778 					val = 16;
1779 				else
1780 					val = 32;
1781 				b43_phy_set(dev, reg, val);
1782 
1783 				reg = (i == 0) ?
1784 					B43_NPHY_TXF_40CO_B1S0 :
1785 					B43_NPHY_TXF_40CO_B32S1;
1786 				b43_phy_set(dev, reg, 0x0020);
1787 			} else {
1788 				if (rssi_type == N_RSSI_TBD)
1789 					val = 0x0100;
1790 				else if (rssi_type == N_RSSI_IQ)
1791 					val = 0x0200;
1792 				else
1793 					val = 0x0300;
1794 
1795 				reg = (i == 0) ?
1796 					B43_NPHY_AFECTL_C1 :
1797 					B43_NPHY_AFECTL_C2;
1798 
1799 				b43_phy_maskset(dev, reg, 0xFCFF, val);
1800 				b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
1801 
1802 				if (rssi_type != N_RSSI_IQ &&
1803 				    rssi_type != N_RSSI_TBD) {
1804 					enum nl80211_band band =
1805 						b43_current_band(dev->wl);
1806 
1807 					if (dev->phy.rev < 7) {
1808 						if (b43_nphy_ipa(dev))
1809 							val = (band == NL80211_BAND_5GHZ) ? 0xC : 0xE;
1810 						else
1811 							val = 0x11;
1812 						reg = (i == 0) ? B2056_TX0 : B2056_TX1;
1813 						reg |= B2056_TX_TX_SSI_MUX;
1814 						b43_radio_write(dev, reg, val);
1815 					}
1816 
1817 					reg = (i == 0) ?
1818 						B43_NPHY_AFECTL_OVER1 :
1819 						B43_NPHY_AFECTL_OVER;
1820 					b43_phy_set(dev, reg, 0x0200);
1821 				}
1822 			}
1823 		}
1824 	}
1825 }
1826 
1827 static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code,
1828 				      enum n_rssi_type rssi_type)
1829 {
1830 	u16 val;
1831 	bool rssi_w1_w2_nb = false;
1832 
1833 	switch (rssi_type) {
1834 	case N_RSSI_W1:
1835 	case N_RSSI_W2:
1836 	case N_RSSI_NB:
1837 		val = 0;
1838 		rssi_w1_w2_nb = true;
1839 		break;
1840 	case N_RSSI_TBD:
1841 		val = 1;
1842 		break;
1843 	case N_RSSI_IQ:
1844 		val = 2;
1845 		break;
1846 	default:
1847 		val = 3;
1848 	}
1849 
1850 	val = (val << 12) | (val << 14);
1851 	b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
1852 	b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
1853 
1854 	if (rssi_w1_w2_nb) {
1855 		b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
1856 				(rssi_type + 1) << 4);
1857 		b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
1858 				(rssi_type + 1) << 4);
1859 	}
1860 
1861 	if (code == 0) {
1862 		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
1863 		if (rssi_w1_w2_nb) {
1864 			b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1865 				~(B43_NPHY_RFCTL_CMD_RXEN |
1866 				  B43_NPHY_RFCTL_CMD_CORESEL));
1867 			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
1868 				~(0x1 << 12 |
1869 				  0x1 << 5 |
1870 				  0x1 << 1 |
1871 				  0x1));
1872 			b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
1873 				~B43_NPHY_RFCTL_CMD_START);
1874 			udelay(20);
1875 			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1876 		}
1877 	} else {
1878 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
1879 		if (rssi_w1_w2_nb) {
1880 			b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
1881 				~(B43_NPHY_RFCTL_CMD_RXEN |
1882 				  B43_NPHY_RFCTL_CMD_CORESEL),
1883 				(B43_NPHY_RFCTL_CMD_RXEN |
1884 				 code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
1885 			b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
1886 				(0x1 << 12 |
1887 				  0x1 << 5 |
1888 				  0x1 << 1 |
1889 				  0x1));
1890 			b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1891 				B43_NPHY_RFCTL_CMD_START);
1892 			udelay(20);
1893 			b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
1894 		}
1895 	}
1896 }
1897 
1898 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
1899 static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code,
1900 				 enum n_rssi_type type)
1901 {
1902 	if (dev->phy.rev >= 19)
1903 		b43_nphy_rssi_select_rev19(dev, code, type);
1904 	else if (dev->phy.rev >= 3)
1905 		b43_nphy_rev3_rssi_select(dev, code, type);
1906 	else
1907 		b43_nphy_rev2_rssi_select(dev, code, type);
1908 }
1909 
1910 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
1911 static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev,
1912 				       enum n_rssi_type rssi_type, u8 *buf)
1913 {
1914 	int i;
1915 	for (i = 0; i < 2; i++) {
1916 		if (rssi_type == N_RSSI_NB) {
1917 			if (i == 0) {
1918 				b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM,
1919 						  0xFC, buf[0]);
1920 				b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1921 						  0xFC, buf[1]);
1922 			} else {
1923 				b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM,
1924 						  0xFC, buf[2 * i]);
1925 				b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1926 						  0xFC, buf[2 * i + 1]);
1927 			}
1928 		} else {
1929 			if (i == 0)
1930 				b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
1931 						  0xF3, buf[0] << 2);
1932 			else
1933 				b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
1934 						  0xF3, buf[2 * i + 1] << 2);
1935 		}
1936 	}
1937 }
1938 
1939 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */
1940 static int b43_nphy_poll_rssi(struct b43_wldev *dev, enum n_rssi_type rssi_type,
1941 			      s32 *buf, u8 nsamp)
1942 {
1943 	int i;
1944 	int out;
1945 	u16 save_regs_phy[9];
1946 	u16 s[2];
1947 
1948 	/* TODO: rev7+ is treated like rev3+, what about rev19+? */
1949 
1950 	if (dev->phy.rev >= 3) {
1951 		save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
1952 		save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
1953 		save_regs_phy[2] = b43_phy_read(dev,
1954 						B43_NPHY_RFCTL_LUT_TRSW_UP1);
1955 		save_regs_phy[3] = b43_phy_read(dev,
1956 						B43_NPHY_RFCTL_LUT_TRSW_UP2);
1957 		save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
1958 		save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
1959 		save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0);
1960 		save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1);
1961 		save_regs_phy[8] = 0;
1962 	} else {
1963 		save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
1964 		save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
1965 		save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
1966 		save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD);
1967 		save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
1968 		save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
1969 		save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
1970 		save_regs_phy[7] = 0;
1971 		save_regs_phy[8] = 0;
1972 	}
1973 
1974 	b43_nphy_rssi_select(dev, 5, rssi_type);
1975 
1976 	if (dev->phy.rev < 2) {
1977 		save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL);
1978 		b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5);
1979 	}
1980 
1981 	for (i = 0; i < 4; i++)
1982 		buf[i] = 0;
1983 
1984 	for (i = 0; i < nsamp; i++) {
1985 		if (dev->phy.rev < 2) {
1986 			s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT);
1987 			s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT);
1988 		} else {
1989 			s[0] = b43_phy_read(dev, B43_NPHY_RSSI1);
1990 			s[1] = b43_phy_read(dev, B43_NPHY_RSSI2);
1991 		}
1992 
1993 		buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2;
1994 		buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2;
1995 		buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2;
1996 		buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2;
1997 	}
1998 	out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 |
1999 		(buf[2] & 0xFF) << 8 | (buf[3] & 0xFF);
2000 
2001 	if (dev->phy.rev < 2)
2002 		b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]);
2003 
2004 	if (dev->phy.rev >= 3) {
2005 		b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2006 		b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2007 		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1,
2008 				save_regs_phy[2]);
2009 		b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2010 				save_regs_phy[3]);
2011 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]);
2012 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]);
2013 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]);
2014 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]);
2015 	} else {
2016 		b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2017 		b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2018 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]);
2019 		b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]);
2020 		b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]);
2021 		b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]);
2022 		b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]);
2023 	}
2024 
2025 	return out;
2026 }
2027 
2028 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
2029 static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
2030 {
2031 	struct b43_phy *phy = &dev->phy;
2032 	struct b43_phy_n *nphy = dev->phy.n;
2033 
2034 	u16 saved_regs_phy_rfctl[2];
2035 	u16 saved_regs_phy[22];
2036 	u16 regs_to_store_rev3[] = {
2037 		B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2038 		B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2039 		B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2040 		B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1,
2041 		B43_NPHY_RFCTL_CMD,
2042 		B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2043 		B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2044 	};
2045 	u16 regs_to_store_rev7[] = {
2046 		B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER,
2047 		B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2,
2048 		B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER,
2049 		B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4,
2050 		B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6,
2051 		0x2ff,
2052 		B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1,
2053 		B43_NPHY_RFCTL_CMD,
2054 		B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2055 		B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4,
2056 		B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6,
2057 		B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2
2058 	};
2059 	u16 *regs_to_store;
2060 	int regs_amount;
2061 
2062 	u16 class;
2063 
2064 	u16 clip_state[2];
2065 	u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2066 
2067 	u8 vcm_final = 0;
2068 	s32 offset[4];
2069 	s32 results[8][4] = { };
2070 	s32 results_min[4] = { };
2071 	s32 poll_results[4] = { };
2072 
2073 	u16 *rssical_radio_regs = NULL;
2074 	u16 *rssical_phy_regs = NULL;
2075 
2076 	u16 r; /* routing */
2077 	u8 rx_core_state;
2078 	int core, i, j, vcm;
2079 
2080 	if (dev->phy.rev >= 7) {
2081 		regs_to_store = regs_to_store_rev7;
2082 		regs_amount = ARRAY_SIZE(regs_to_store_rev7);
2083 	} else {
2084 		regs_to_store = regs_to_store_rev3;
2085 		regs_amount = ARRAY_SIZE(regs_to_store_rev3);
2086 	}
2087 	BUG_ON(regs_amount > ARRAY_SIZE(saved_regs_phy));
2088 
2089 	class = b43_nphy_classifier(dev, 0, 0);
2090 	b43_nphy_classifier(dev, 7, 4);
2091 	b43_nphy_read_clip_detection(dev, clip_state);
2092 	b43_nphy_write_clip_detection(dev, clip_off);
2093 
2094 	saved_regs_phy_rfctl[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2095 	saved_regs_phy_rfctl[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2096 	for (i = 0; i < regs_amount; i++)
2097 		saved_regs_phy[i] = b43_phy_read(dev, regs_to_store[i]);
2098 
2099 	b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_OFF, 0, 7);
2100 	b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 1, 7);
2101 
2102 	if (dev->phy.rev >= 7) {
2103 		b43_nphy_rf_ctl_override_one_to_many(dev,
2104 						     N_RF_CTL_OVER_CMD_RXRF_PU,
2105 						     0, 0, false);
2106 		b43_nphy_rf_ctl_override_one_to_many(dev,
2107 						     N_RF_CTL_OVER_CMD_RX_PU,
2108 						     1, 0, false);
2109 		b43_nphy_rf_ctl_override_rev7(dev, 0x80, 1, 0, false, 0);
2110 		b43_nphy_rf_ctl_override_rev7(dev, 0x40, 1, 0, false, 0);
2111 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2112 			b43_nphy_rf_ctl_override_rev7(dev, 0x20, 0, 0, false,
2113 						      0);
2114 			b43_nphy_rf_ctl_override_rev7(dev, 0x10, 1, 0, false,
2115 						      0);
2116 		} else {
2117 			b43_nphy_rf_ctl_override_rev7(dev, 0x10, 0, 0, false,
2118 						      0);
2119 			b43_nphy_rf_ctl_override_rev7(dev, 0x20, 1, 0, false,
2120 						      0);
2121 		}
2122 	} else {
2123 		b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false);
2124 		b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false);
2125 		b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false);
2126 		b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false);
2127 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
2128 			b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false);
2129 			b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false);
2130 		} else {
2131 			b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false);
2132 			b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false);
2133 		}
2134 	}
2135 
2136 	rx_core_state = b43_nphy_get_rx_core_state(dev);
2137 	for (core = 0; core < 2; core++) {
2138 		if (!(rx_core_state & (1 << core)))
2139 			continue;
2140 		r = core ? B2056_RX1 : B2056_RX0;
2141 		b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_I,
2142 					   N_RSSI_NB);
2143 		b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_Q,
2144 					   N_RSSI_NB);
2145 
2146 		/* Grab RSSI results for every possible VCM */
2147 		for (vcm = 0; vcm < 8; vcm++) {
2148 			if (dev->phy.rev >= 7)
2149 				b43_radio_maskset(dev,
2150 						  core ? R2057_NB_MASTER_CORE1 :
2151 							 R2057_NB_MASTER_CORE0,
2152 						  ~R2057_VCM_MASK, vcm);
2153 			else
2154 				b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2155 						  0xE3, vcm << 2);
2156 			b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8);
2157 		}
2158 
2159 		/* Find out which VCM got the best results */
2160 		for (i = 0; i < 4; i += 2) {
2161 			s32 currd;
2162 			s32 mind = 0x100000;
2163 			s32 minpoll = 249;
2164 			u8 minvcm = 0;
2165 			if (2 * core != i)
2166 				continue;
2167 			for (vcm = 0; vcm < 8; vcm++) {
2168 				currd = results[vcm][i] * results[vcm][i] +
2169 					results[vcm][i + 1] * results[vcm][i];
2170 				if (currd < mind) {
2171 					mind = currd;
2172 					minvcm = vcm;
2173 				}
2174 				if (results[vcm][i] < minpoll)
2175 					minpoll = results[vcm][i];
2176 			}
2177 			vcm_final = minvcm;
2178 			results_min[i] = minpoll;
2179 		}
2180 
2181 		/* Select the best VCM */
2182 		if (dev->phy.rev >= 7)
2183 			b43_radio_maskset(dev,
2184 					  core ? R2057_NB_MASTER_CORE1 :
2185 						 R2057_NB_MASTER_CORE0,
2186 					  ~R2057_VCM_MASK, vcm);
2187 		else
2188 			b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC,
2189 					  0xE3, vcm_final << 2);
2190 
2191 		for (i = 0; i < 4; i++) {
2192 			if (core != i / 2)
2193 				continue;
2194 			offset[i] = -results[vcm_final][i];
2195 			if (offset[i] < 0)
2196 				offset[i] = -((abs(offset[i]) + 4) / 8);
2197 			else
2198 				offset[i] = (offset[i] + 4) / 8;
2199 			if (results_min[i] == 248)
2200 				offset[i] = -32;
2201 			b43_nphy_scale_offset_rssi(dev, 0, offset[i],
2202 						   (i / 2 == 0) ? 1 : 2,
2203 						   (i % 2 == 0) ? N_RAIL_I : N_RAIL_Q,
2204 						   N_RSSI_NB);
2205 		}
2206 	}
2207 
2208 	for (core = 0; core < 2; core++) {
2209 		if (!(rx_core_state & (1 << core)))
2210 			continue;
2211 		for (i = 0; i < 2; i++) {
2212 			b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2213 						   N_RAIL_I, i);
2214 			b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1,
2215 						   N_RAIL_Q, i);
2216 			b43_nphy_poll_rssi(dev, i, poll_results, 8);
2217 			for (j = 0; j < 4; j++) {
2218 				if (j / 2 == core) {
2219 					offset[j] = 232 - poll_results[j];
2220 					if (offset[j] < 0)
2221 						offset[j] = -(abs(offset[j] + 4) / 8);
2222 					else
2223 						offset[j] = (offset[j] + 4) / 8;
2224 					b43_nphy_scale_offset_rssi(dev, 0,
2225 						offset[2 * core], core + 1, j % 2, i);
2226 				}
2227 			}
2228 		}
2229 	}
2230 
2231 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, saved_regs_phy_rfctl[0]);
2232 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, saved_regs_phy_rfctl[1]);
2233 
2234 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
2235 
2236 	b43_phy_set(dev, B43_NPHY_TXF_40CO_B1S1, 0x1);
2237 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_START);
2238 	b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1);
2239 
2240 	b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
2241 	b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX);
2242 	b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
2243 
2244 	for (i = 0; i < regs_amount; i++)
2245 		b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]);
2246 
2247 	/* Store for future configuration */
2248 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2249 		rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
2250 		rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
2251 	} else {
2252 		rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
2253 		rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
2254 	}
2255 	if (dev->phy.rev >= 7) {
2256 		rssical_radio_regs[0] = b43_radio_read(dev,
2257 						       R2057_NB_MASTER_CORE0);
2258 		rssical_radio_regs[1] = b43_radio_read(dev,
2259 						       R2057_NB_MASTER_CORE1);
2260 	} else {
2261 		rssical_radio_regs[0] = b43_radio_read(dev, B2056_RX0 |
2262 						       B2056_RX_RSSI_MISC);
2263 		rssical_radio_regs[1] = b43_radio_read(dev, B2056_RX1 |
2264 						       B2056_RX_RSSI_MISC);
2265 	}
2266 	rssical_phy_regs[0] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Z);
2267 	rssical_phy_regs[1] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z);
2268 	rssical_phy_regs[2] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Z);
2269 	rssical_phy_regs[3] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z);
2270 	rssical_phy_regs[4] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_X);
2271 	rssical_phy_regs[5] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_X);
2272 	rssical_phy_regs[6] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_X);
2273 	rssical_phy_regs[7] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_X);
2274 	rssical_phy_regs[8] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Y);
2275 	rssical_phy_regs[9] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y);
2276 	rssical_phy_regs[10] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Y);
2277 	rssical_phy_regs[11] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y);
2278 
2279 	/* Remember for which channel we store configuration */
2280 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2281 		nphy->rssical_chanspec_2G.center_freq = phy->chandef->chan->center_freq;
2282 	else
2283 		nphy->rssical_chanspec_5G.center_freq = phy->chandef->chan->center_freq;
2284 
2285 	/* End of calibration, restore configuration */
2286 	b43_nphy_classifier(dev, 7, class);
2287 	b43_nphy_write_clip_detection(dev, clip_state);
2288 }
2289 
2290 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
2291 static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, enum n_rssi_type type)
2292 {
2293 	int i, j, vcm;
2294 	u8 state[4];
2295 	u8 code, val;
2296 	u16 class, override;
2297 	u8 regs_save_radio[2];
2298 	u16 regs_save_phy[2];
2299 
2300 	s32 offset[4];
2301 	u8 core;
2302 	u8 rail;
2303 
2304 	u16 clip_state[2];
2305 	u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2306 	s32 results_min[4] = { };
2307 	u8 vcm_final[4] = { };
2308 	s32 results[4][4] = { };
2309 	s32 miniq[4][2] = { };
2310 
2311 	if (type == N_RSSI_NB) {
2312 		code = 0;
2313 		val = 6;
2314 	} else if (type == N_RSSI_W1 || type == N_RSSI_W2) {
2315 		code = 25;
2316 		val = 4;
2317 	} else {
2318 		B43_WARN_ON(1);
2319 		return;
2320 	}
2321 
2322 	class = b43_nphy_classifier(dev, 0, 0);
2323 	b43_nphy_classifier(dev, 7, 4);
2324 	b43_nphy_read_clip_detection(dev, clip_state);
2325 	b43_nphy_write_clip_detection(dev, clip_off);
2326 
2327 	if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
2328 		override = 0x140;
2329 	else
2330 		override = 0x110;
2331 
2332 	regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2333 	regs_save_radio[0] = b43_radio_read(dev, B2055_C1_PD_RXTX);
2334 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
2335 	b43_radio_write(dev, B2055_C1_PD_RXTX, val);
2336 
2337 	regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2338 	regs_save_radio[1] = b43_radio_read(dev, B2055_C2_PD_RXTX);
2339 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
2340 	b43_radio_write(dev, B2055_C2_PD_RXTX, val);
2341 
2342 	state[0] = b43_radio_read(dev, B2055_C1_PD_RSSIMISC) & 0x07;
2343 	state[1] = b43_radio_read(dev, B2055_C2_PD_RSSIMISC) & 0x07;
2344 	b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8);
2345 	b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8);
2346 	state[2] = b43_radio_read(dev, B2055_C1_SP_RSSI) & 0x07;
2347 	state[3] = b43_radio_read(dev, B2055_C2_SP_RSSI) & 0x07;
2348 
2349 	b43_nphy_rssi_select(dev, 5, type);
2350 	b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_I, type);
2351 	b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_Q, type);
2352 
2353 	for (vcm = 0; vcm < 4; vcm++) {
2354 		u8 tmp[4];
2355 		for (j = 0; j < 4; j++)
2356 			tmp[j] = vcm;
2357 		if (type != N_RSSI_W2)
2358 			b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
2359 		b43_nphy_poll_rssi(dev, type, results[vcm], 8);
2360 		if (type == N_RSSI_W1 || type == N_RSSI_W2)
2361 			for (j = 0; j < 2; j++)
2362 				miniq[vcm][j] = min(results[vcm][2 * j],
2363 						    results[vcm][2 * j + 1]);
2364 	}
2365 
2366 	for (i = 0; i < 4; i++) {
2367 		s32 mind = 0x100000;
2368 		u8 minvcm = 0;
2369 		s32 minpoll = 249;
2370 		s32 currd;
2371 		for (vcm = 0; vcm < 4; vcm++) {
2372 			if (type == N_RSSI_NB)
2373 				currd = abs(results[vcm][i] - code * 8);
2374 			else
2375 				currd = abs(miniq[vcm][i / 2] - code * 8);
2376 
2377 			if (currd < mind) {
2378 				mind = currd;
2379 				minvcm = vcm;
2380 			}
2381 
2382 			if (results[vcm][i] < minpoll)
2383 				minpoll = results[vcm][i];
2384 		}
2385 		results_min[i] = minpoll;
2386 		vcm_final[i] = minvcm;
2387 	}
2388 
2389 	if (type != N_RSSI_W2)
2390 		b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final);
2391 
2392 	for (i = 0; i < 4; i++) {
2393 		offset[i] = (code * 8) - results[vcm_final[i]][i];
2394 
2395 		if (offset[i] < 0)
2396 			offset[i] = -((abs(offset[i]) + 4) / 8);
2397 		else
2398 			offset[i] = (offset[i] + 4) / 8;
2399 
2400 		if (results_min[i] == 248)
2401 			offset[i] = code - 32;
2402 
2403 		core = (i / 2) ? 2 : 1;
2404 		rail = (i % 2) ? N_RAIL_Q : N_RAIL_I;
2405 
2406 		b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail,
2407 						type);
2408 	}
2409 
2410 	b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
2411 	b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]);
2412 
2413 	switch (state[2]) {
2414 	case 1:
2415 		b43_nphy_rssi_select(dev, 1, N_RSSI_NB);
2416 		break;
2417 	case 4:
2418 		b43_nphy_rssi_select(dev, 1, N_RSSI_W1);
2419 		break;
2420 	case 2:
2421 		b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2422 		break;
2423 	default:
2424 		b43_nphy_rssi_select(dev, 1, N_RSSI_W2);
2425 		break;
2426 	}
2427 
2428 	switch (state[3]) {
2429 	case 1:
2430 		b43_nphy_rssi_select(dev, 2, N_RSSI_NB);
2431 		break;
2432 	case 4:
2433 		b43_nphy_rssi_select(dev, 2, N_RSSI_W1);
2434 		break;
2435 	default:
2436 		b43_nphy_rssi_select(dev, 2, N_RSSI_W2);
2437 		break;
2438 	}
2439 
2440 	b43_nphy_rssi_select(dev, 0, type);
2441 
2442 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
2443 	b43_radio_write(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
2444 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
2445 	b43_radio_write(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
2446 
2447 	b43_nphy_classifier(dev, 7, class);
2448 	b43_nphy_write_clip_detection(dev, clip_state);
2449 	/* Specs don't say about reset here, but it makes wl and b43 dumps
2450 	   identical, it really seems wl performs this */
2451 	b43_nphy_reset_cca(dev);
2452 }
2453 
2454 /*
2455  * RSSI Calibration
2456  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal
2457  */
2458 static void b43_nphy_rssi_cal(struct b43_wldev *dev)
2459 {
2460 	if (dev->phy.rev >= 19) {
2461 		/* TODO */
2462 	} else if (dev->phy.rev >= 3) {
2463 		b43_nphy_rev3_rssi_cal(dev);
2464 	} else {
2465 		b43_nphy_rev2_rssi_cal(dev, N_RSSI_NB);
2466 		b43_nphy_rev2_rssi_cal(dev, N_RSSI_W1);
2467 		b43_nphy_rev2_rssi_cal(dev, N_RSSI_W2);
2468 	}
2469 }
2470 
2471 /**************************************************
2472  * Workarounds
2473  **************************************************/
2474 
2475 static void b43_nphy_gain_ctl_workarounds_rev19(struct b43_wldev *dev)
2476 {
2477 	/* TODO */
2478 }
2479 
2480 static void b43_nphy_gain_ctl_workarounds_rev7(struct b43_wldev *dev)
2481 {
2482 	struct b43_phy *phy = &dev->phy;
2483 
2484 	switch (phy->rev) {
2485 	/* TODO */
2486 	}
2487 }
2488 
2489 static void b43_nphy_gain_ctl_workarounds_rev3(struct b43_wldev *dev)
2490 {
2491 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
2492 
2493 	bool ghz5;
2494 	bool ext_lna;
2495 	u16 rssi_gain;
2496 	struct nphy_gain_ctl_workaround_entry *e;
2497 	u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
2498 	u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
2499 
2500 	/* Prepare values */
2501 	ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
2502 		& B43_NPHY_BANDCTL_5GHZ;
2503 	ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ :
2504 		sprom->boardflags_lo & B43_BFL_EXTLNA;
2505 	e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
2506 	if (ghz5 && dev->phy.rev >= 5)
2507 		rssi_gain = 0x90;
2508 	else
2509 		rssi_gain = 0x50;
2510 
2511 	b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
2512 
2513 	/* Set Clip 2 detect */
2514 	b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2515 	b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2516 
2517 	b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2518 			0x17);
2519 	b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
2520 			0x17);
2521 	b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
2522 	b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
2523 	b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
2524 	b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
2525 	b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
2526 			rssi_gain);
2527 	b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
2528 			rssi_gain);
2529 	b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2530 			0x17);
2531 	b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
2532 			0x17);
2533 	b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
2534 	b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
2535 
2536 	b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
2537 	b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
2538 	b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
2539 	b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
2540 	b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
2541 	b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
2542 	b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
2543 	b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
2544 	b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
2545 	b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
2546 	b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
2547 	b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
2548 
2549 	b43_phy_write(dev, B43_NPHY_REV3_C1_INITGAIN_A, e->init_gain);
2550 	b43_phy_write(dev, B43_NPHY_REV3_C2_INITGAIN_A, e->init_gain);
2551 
2552 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
2553 				e->rfseq_init);
2554 
2555 	b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_HIGAIN_A, e->cliphi_gain);
2556 	b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_HIGAIN_A, e->cliphi_gain);
2557 	b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_MEDGAIN_A, e->clipmd_gain);
2558 	b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_MEDGAIN_A, e->clipmd_gain);
2559 	b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_A, e->cliplo_gain);
2560 	b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_A, e->cliplo_gain);
2561 
2562 	b43_phy_maskset(dev, B43_NPHY_CRSMINPOWER0, 0xFF00, e->crsmin);
2563 	b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERL0, 0xFF00, e->crsminl);
2564 	b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERU0, 0xFF00, e->crsminu);
2565 	b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
2566 	b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
2567 	b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2568 			~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
2569 	b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2570 			~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
2571 	b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2572 }
2573 
2574 static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev)
2575 {
2576 	struct b43_phy_n *nphy = dev->phy.n;
2577 
2578 	u8 i, j;
2579 	u8 code;
2580 	u16 tmp;
2581 	u8 rfseq_events[3] = { 6, 8, 7 };
2582 	u8 rfseq_delays[3] = { 10, 30, 1 };
2583 
2584 	/* Set Clip 2 detect */
2585 	b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
2586 	b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
2587 
2588 	/* Set narrowband clip threshold */
2589 	b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
2590 	b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
2591 
2592 	if (!b43_is_40mhz(dev)) {
2593 		/* Set dwell lengths */
2594 		b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
2595 		b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
2596 		b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
2597 		b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
2598 	}
2599 
2600 	/* Set wideband clip 2 threshold */
2601 	b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
2602 			~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21);
2603 	b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
2604 			~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
2605 
2606 	if (!b43_is_40mhz(dev)) {
2607 		b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
2608 			~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
2609 		b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
2610 			~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
2611 		b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
2612 			~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
2613 		b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
2614 			~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
2615 	}
2616 
2617 	b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
2618 
2619 	if (nphy->gain_boost) {
2620 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ &&
2621 		    b43_is_40mhz(dev))
2622 			code = 4;
2623 		else
2624 			code = 5;
2625 	} else {
2626 		code = b43_is_40mhz(dev) ? 6 : 7;
2627 	}
2628 
2629 	/* Set HPVGA2 index */
2630 	b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2,
2631 			code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
2632 	b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2,
2633 			code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
2634 
2635 	b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2636 	/* specs say about 2 loops, but wl does 4 */
2637 	for (i = 0; i < 4; i++)
2638 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C));
2639 
2640 	b43_nphy_adjust_lna_gain_table(dev);
2641 
2642 	if (nphy->elna_gain_config) {
2643 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
2644 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2645 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2646 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2647 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2648 
2649 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
2650 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
2651 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2652 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2653 		b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
2654 
2655 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
2656 		/* specs say about 2 loops, but wl does 4 */
2657 		for (i = 0; i < 4; i++)
2658 			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
2659 						(code << 8 | 0x74));
2660 	}
2661 
2662 	if (dev->phy.rev == 2) {
2663 		for (i = 0; i < 4; i++) {
2664 			b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
2665 					(0x0400 * i) + 0x0020);
2666 			for (j = 0; j < 21; j++) {
2667 				tmp = j * (i < 2 ? 3 : 1);
2668 				b43_phy_write(dev,
2669 					B43_NPHY_TABLE_DATALO, tmp);
2670 			}
2671 		}
2672 	}
2673 
2674 	b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3);
2675 	b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
2676 		~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
2677 		0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
2678 
2679 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
2680 		b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4);
2681 }
2682 
2683 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
2684 static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev)
2685 {
2686 	if (dev->phy.rev >= 19)
2687 		b43_nphy_gain_ctl_workarounds_rev19(dev);
2688 	else if (dev->phy.rev >= 7)
2689 		b43_nphy_gain_ctl_workarounds_rev7(dev);
2690 	else if (dev->phy.rev >= 3)
2691 		b43_nphy_gain_ctl_workarounds_rev3(dev);
2692 	else
2693 		b43_nphy_gain_ctl_workarounds_rev1_2(dev);
2694 }
2695 
2696 static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
2697 {
2698 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
2699 	struct b43_phy *phy = &dev->phy;
2700 
2701 	/* TX to RX */
2702 	u8 tx2rx_events[7] = { 4, 3, 5, 2, 1, 8, 31, };
2703 	u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1, };
2704 	/* RX to TX */
2705 	u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
2706 					0x1F };
2707 	u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
2708 
2709 	static const u16 ntab7_15e_16e[] = { 0, 0x10f, 0x10f };
2710 	u8 ntab7_138_146[] = { 0x11, 0x11 };
2711 	u8 ntab7_133[] = { 0x77, 0x11, 0x11 };
2712 
2713 	u16 lpf_ofdm_20mhz[2], lpf_ofdm_40mhz[2], lpf_11b[2];
2714 	u16 bcap_val;
2715 	s16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2];
2716 	u16 scap_val;
2717 	s16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2];
2718 	bool rccal_ovrd = false;
2719 
2720 	u16 bias, conv, filt;
2721 
2722 	u32 noise_tbl[2];
2723 
2724 	u32 tmp32;
2725 	u8 core;
2726 
2727 	b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
2728 	b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01b3);
2729 	b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
2730 	b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016e);
2731 	b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00cd);
2732 	b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
2733 
2734 	if (phy->rev == 7) {
2735 		b43_phy_set(dev, B43_NPHY_FINERX2_CGC, 0x10);
2736 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0xFF80, 0x0020);
2737 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0x80FF, 0x2700);
2738 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0xFF80, 0x002E);
2739 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0x80FF, 0x3300);
2740 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0xFF80, 0x0037);
2741 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0x80FF, 0x3A00);
2742 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0xFF80, 0x003C);
2743 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0x80FF, 0x3E00);
2744 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0xFF80, 0x003E);
2745 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0x80FF, 0x3F00);
2746 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0xFF80, 0x0040);
2747 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0x80FF, 0x4000);
2748 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0xFF80, 0x0040);
2749 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0x80FF, 0x4000);
2750 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0xFF80, 0x0040);
2751 		b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0x80FF, 0x4000);
2752 	}
2753 
2754 	if (phy->rev >= 16) {
2755 		b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x7ff);
2756 		b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x7ff);
2757 	} else if (phy->rev <= 8) {
2758 		b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1B0);
2759 		b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1B0);
2760 	}
2761 
2762 	if (phy->rev >= 16)
2763 		b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0xa0);
2764 	else if (phy->rev >= 8)
2765 		b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0x72);
2766 
2767 	b43_ntab_write(dev, B43_NTAB16(8, 0x00), 2);
2768 	b43_ntab_write(dev, B43_NTAB16(8, 0x10), 2);
2769 	tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
2770 	tmp32 &= 0xffffff;
2771 	b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
2772 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x15d), 3, ntab7_15e_16e);
2773 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x16d), 3, ntab7_15e_16e);
2774 
2775 	b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
2776 				 ARRAY_SIZE(tx2rx_events));
2777 	if (b43_nphy_ipa(dev))
2778 		b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
2779 				rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
2780 
2781 	b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_0, 0x3FFF, 0x4000);
2782 	b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_1, 0x3FFF, 0x4000);
2783 
2784 	for (core = 0; core < 2; core++) {
2785 		lpf_ofdm_20mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x154 + core * 0x10);
2786 		lpf_ofdm_40mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x159 + core * 0x10);
2787 		lpf_11b[core] = b43_nphy_read_lpf_ctl(dev, 0x152 + core * 0x10);
2788 	}
2789 
2790 	bcap_val = b43_radio_read(dev, R2057_RCCAL_BCAP_VAL);
2791 	scap_val = b43_radio_read(dev, R2057_RCCAL_SCAP_VAL);
2792 
2793 	if (b43_nphy_ipa(dev)) {
2794 		bool ghz2 = b43_current_band(dev->wl) == NL80211_BAND_2GHZ;
2795 
2796 		switch (phy->radio_rev) {
2797 		case 5:
2798 			/* Check radio version (to be 0) by PHY rev for now */
2799 			if (phy->rev == 8 && b43_is_40mhz(dev)) {
2800 				for (core = 0; core < 2; core++) {
2801 					scap_val_11b[core] = scap_val;
2802 					bcap_val_11b[core] = bcap_val;
2803 					scap_val_11n_20[core] = scap_val;
2804 					bcap_val_11n_20[core] = bcap_val;
2805 					scap_val_11n_40[core] = 0xc;
2806 					bcap_val_11n_40[core] = 0xc;
2807 				}
2808 
2809 				rccal_ovrd = true;
2810 			}
2811 			if (phy->rev == 9) {
2812 				/* TODO: Radio version 1 (e.g. BCM5357B0) */
2813 			}
2814 			break;
2815 		case 7:
2816 		case 8:
2817 			for (core = 0; core < 2; core++) {
2818 				scap_val_11b[core] = scap_val;
2819 				bcap_val_11b[core] = bcap_val;
2820 				lpf_ofdm_20mhz[core] = 4;
2821 				lpf_11b[core] = 1;
2822 				if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2823 					scap_val_11n_20[core] = 0xc;
2824 					bcap_val_11n_20[core] = 0xc;
2825 					scap_val_11n_40[core] = 0xa;
2826 					bcap_val_11n_40[core] = 0xa;
2827 				} else {
2828 					scap_val_11n_20[core] = 0x14;
2829 					bcap_val_11n_20[core] = 0x14;
2830 					scap_val_11n_40[core] = 0xf;
2831 					bcap_val_11n_40[core] = 0xf;
2832 				}
2833 			}
2834 
2835 			rccal_ovrd = true;
2836 			break;
2837 		case 9:
2838 			for (core = 0; core < 2; core++) {
2839 				bcap_val_11b[core] = bcap_val;
2840 				scap_val_11b[core] = scap_val;
2841 				lpf_11b[core] = 1;
2842 
2843 				if (ghz2) {
2844 					bcap_val_11n_20[core] = bcap_val + 13;
2845 					scap_val_11n_20[core] = scap_val + 15;
2846 				} else {
2847 					bcap_val_11n_20[core] = bcap_val + 14;
2848 					scap_val_11n_20[core] = scap_val + 15;
2849 				}
2850 				lpf_ofdm_20mhz[core] = 4;
2851 
2852 				if (ghz2) {
2853 					bcap_val_11n_40[core] = bcap_val - 7;
2854 					scap_val_11n_40[core] = scap_val - 5;
2855 				} else {
2856 					bcap_val_11n_40[core] = bcap_val + 2;
2857 					scap_val_11n_40[core] = scap_val + 4;
2858 				}
2859 				lpf_ofdm_40mhz[core] = 4;
2860 			}
2861 
2862 			rccal_ovrd = true;
2863 			break;
2864 		case 14:
2865 			for (core = 0; core < 2; core++) {
2866 				bcap_val_11b[core] = bcap_val;
2867 				scap_val_11b[core] = scap_val;
2868 				lpf_11b[core] = 1;
2869 			}
2870 
2871 			bcap_val_11n_20[0] = bcap_val + 20;
2872 			scap_val_11n_20[0] = scap_val + 20;
2873 			lpf_ofdm_20mhz[0] = 3;
2874 
2875 			bcap_val_11n_20[1] = bcap_val + 16;
2876 			scap_val_11n_20[1] = scap_val + 16;
2877 			lpf_ofdm_20mhz[1] = 3;
2878 
2879 			bcap_val_11n_40[0] = bcap_val + 20;
2880 			scap_val_11n_40[0] = scap_val + 20;
2881 			lpf_ofdm_40mhz[0] = 4;
2882 
2883 			bcap_val_11n_40[1] = bcap_val + 10;
2884 			scap_val_11n_40[1] = scap_val + 10;
2885 			lpf_ofdm_40mhz[1] = 4;
2886 
2887 			rccal_ovrd = true;
2888 			break;
2889 		}
2890 	} else {
2891 		if (phy->radio_rev == 5) {
2892 			for (core = 0; core < 2; core++) {
2893 				lpf_ofdm_20mhz[core] = 1;
2894 				lpf_ofdm_40mhz[core] = 3;
2895 				scap_val_11b[core] = scap_val;
2896 				bcap_val_11b[core] = bcap_val;
2897 				scap_val_11n_20[core] = 0x11;
2898 				scap_val_11n_40[core] = 0x11;
2899 				bcap_val_11n_20[core] = 0x13;
2900 				bcap_val_11n_40[core] = 0x13;
2901 			}
2902 
2903 			rccal_ovrd = true;
2904 		}
2905 	}
2906 	if (rccal_ovrd) {
2907 		u16 rx2tx_lut_20_11b[2], rx2tx_lut_20_11n[2], rx2tx_lut_40_11n[2];
2908 		u8 rx2tx_lut_extra = 1;
2909 
2910 		for (core = 0; core < 2; core++) {
2911 			bcap_val_11b[core] = clamp_val(bcap_val_11b[core], 0, 0x1f);
2912 			scap_val_11b[core] = clamp_val(scap_val_11b[core], 0, 0x1f);
2913 			bcap_val_11n_20[core] = clamp_val(bcap_val_11n_20[core], 0, 0x1f);
2914 			scap_val_11n_20[core] = clamp_val(scap_val_11n_20[core], 0, 0x1f);
2915 			bcap_val_11n_40[core] = clamp_val(bcap_val_11n_40[core], 0, 0x1f);
2916 			scap_val_11n_40[core] = clamp_val(scap_val_11n_40[core], 0, 0x1f);
2917 
2918 			rx2tx_lut_20_11b[core] = (rx2tx_lut_extra << 13) |
2919 						 (bcap_val_11b[core] << 8) |
2920 						 (scap_val_11b[core] << 3) |
2921 						 lpf_11b[core];
2922 			rx2tx_lut_20_11n[core] = (rx2tx_lut_extra << 13) |
2923 						 (bcap_val_11n_20[core] << 8) |
2924 						 (scap_val_11n_20[core] << 3) |
2925 						 lpf_ofdm_20mhz[core];
2926 			rx2tx_lut_40_11n[core] = (rx2tx_lut_extra << 13) |
2927 						 (bcap_val_11n_40[core] << 8) |
2928 						 (scap_val_11n_40[core] << 3) |
2929 						 lpf_ofdm_40mhz[core];
2930 		}
2931 
2932 		for (core = 0; core < 2; core++) {
2933 			b43_ntab_write(dev, B43_NTAB16(7, 0x152 + core * 16),
2934 				       rx2tx_lut_20_11b[core]);
2935 			b43_ntab_write(dev, B43_NTAB16(7, 0x153 + core * 16),
2936 				       rx2tx_lut_20_11n[core]);
2937 			b43_ntab_write(dev, B43_NTAB16(7, 0x154 + core * 16),
2938 				       rx2tx_lut_20_11n[core]);
2939 			b43_ntab_write(dev, B43_NTAB16(7, 0x155 + core * 16),
2940 				       rx2tx_lut_40_11n[core]);
2941 			b43_ntab_write(dev, B43_NTAB16(7, 0x156 + core * 16),
2942 				       rx2tx_lut_40_11n[core]);
2943 			b43_ntab_write(dev, B43_NTAB16(7, 0x157 + core * 16),
2944 				       rx2tx_lut_40_11n[core]);
2945 			b43_ntab_write(dev, B43_NTAB16(7, 0x158 + core * 16),
2946 				       rx2tx_lut_40_11n[core]);
2947 			b43_ntab_write(dev, B43_NTAB16(7, 0x159 + core * 16),
2948 				       rx2tx_lut_40_11n[core]);
2949 		}
2950 	}
2951 
2952 	b43_phy_write(dev, 0x32F, 0x3);
2953 
2954 	if (phy->radio_rev == 4 || phy->radio_rev == 6)
2955 		b43_nphy_rf_ctl_override_rev7(dev, 4, 1, 3, false, 0);
2956 
2957 	if (phy->radio_rev == 3 || phy->radio_rev == 4 || phy->radio_rev == 6) {
2958 		if (sprom->revision &&
2959 		    sprom->boardflags2_hi & B43_BFH2_IPALVLSHIFT_3P3) {
2960 			b43_radio_write(dev, 0x5, 0x05);
2961 			b43_radio_write(dev, 0x6, 0x30);
2962 			b43_radio_write(dev, 0x7, 0x00);
2963 			b43_radio_set(dev, 0x4f, 0x1);
2964 			b43_radio_set(dev, 0xd4, 0x1);
2965 			bias = 0x1f;
2966 			conv = 0x6f;
2967 			filt = 0xaa;
2968 		} else {
2969 			bias = 0x2b;
2970 			conv = 0x7f;
2971 			filt = 0xee;
2972 		}
2973 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2974 			for (core = 0; core < 2; core++) {
2975 				if (core == 0) {
2976 					b43_radio_write(dev, 0x5F, bias);
2977 					b43_radio_write(dev, 0x64, conv);
2978 					b43_radio_write(dev, 0x66, filt);
2979 				} else {
2980 					b43_radio_write(dev, 0xE8, bias);
2981 					b43_radio_write(dev, 0xE9, conv);
2982 					b43_radio_write(dev, 0xEB, filt);
2983 				}
2984 			}
2985 		}
2986 	}
2987 
2988 	if (b43_nphy_ipa(dev)) {
2989 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
2990 			if (phy->radio_rev == 3 || phy->radio_rev == 4 ||
2991 			    phy->radio_rev == 6) {
2992 				for (core = 0; core < 2; core++) {
2993 					if (core == 0)
2994 						b43_radio_write(dev, 0x51,
2995 								0x7f);
2996 					else
2997 						b43_radio_write(dev, 0xd6,
2998 								0x7f);
2999 				}
3000 			}
3001 			switch (phy->radio_rev) {
3002 			case 3:
3003 				for (core = 0; core < 2; core++) {
3004 					if (core == 0) {
3005 						b43_radio_write(dev, 0x64,
3006 								0x13);
3007 						b43_radio_write(dev, 0x5F,
3008 								0x1F);
3009 						b43_radio_write(dev, 0x66,
3010 								0xEE);
3011 						b43_radio_write(dev, 0x59,
3012 								0x8A);
3013 						b43_radio_write(dev, 0x80,
3014 								0x3E);
3015 					} else {
3016 						b43_radio_write(dev, 0x69,
3017 								0x13);
3018 						b43_radio_write(dev, 0xE8,
3019 								0x1F);
3020 						b43_radio_write(dev, 0xEB,
3021 								0xEE);
3022 						b43_radio_write(dev, 0xDE,
3023 								0x8A);
3024 						b43_radio_write(dev, 0x105,
3025 								0x3E);
3026 					}
3027 				}
3028 				break;
3029 			case 7:
3030 			case 8:
3031 				if (!b43_is_40mhz(dev)) {
3032 					b43_radio_write(dev, 0x5F, 0x14);
3033 					b43_radio_write(dev, 0xE8, 0x12);
3034 				} else {
3035 					b43_radio_write(dev, 0x5F, 0x16);
3036 					b43_radio_write(dev, 0xE8, 0x16);
3037 				}
3038 				break;
3039 			case 14:
3040 				for (core = 0; core < 2; core++) {
3041 					int o = core ? 0x85 : 0;
3042 
3043 					b43_radio_write(dev, o + R2057_IPA2G_CASCONV_CORE0, 0x13);
3044 					b43_radio_write(dev, o + R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, 0x21);
3045 					b43_radio_write(dev, o + R2057_IPA2G_BIAS_FILTER_CORE0, 0xff);
3046 					b43_radio_write(dev, o + R2057_PAD2G_IDACS_CORE0, 0x88);
3047 					b43_radio_write(dev, o + R2057_PAD2G_TUNE_PUS_CORE0, 0x23);
3048 					b43_radio_write(dev, o + R2057_IPA2G_IMAIN_CORE0, 0x16);
3049 					b43_radio_write(dev, o + R2057_PAD_BIAS_FILTER_BWS_CORE0, 0x3e);
3050 					b43_radio_write(dev, o + R2057_BACKUP1_CORE0, 0x10);
3051 				}
3052 				break;
3053 			}
3054 		} else {
3055 			u16 freq = phy->chandef->chan->center_freq;
3056 			if ((freq >= 5180 && freq <= 5230) ||
3057 			    (freq >= 5745 && freq <= 5805)) {
3058 				b43_radio_write(dev, 0x7D, 0xFF);
3059 				b43_radio_write(dev, 0xFE, 0xFF);
3060 			}
3061 		}
3062 	} else {
3063 		if (phy->radio_rev != 5) {
3064 			for (core = 0; core < 2; core++) {
3065 				if (core == 0) {
3066 					b43_radio_write(dev, 0x5c, 0x61);
3067 					b43_radio_write(dev, 0x51, 0x70);
3068 				} else {
3069 					b43_radio_write(dev, 0xe1, 0x61);
3070 					b43_radio_write(dev, 0xd6, 0x70);
3071 				}
3072 			}
3073 		}
3074 	}
3075 
3076 	if (phy->radio_rev == 4) {
3077 		b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0x20);
3078 		b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0x20);
3079 		for (core = 0; core < 2; core++) {
3080 			if (core == 0) {
3081 				b43_radio_write(dev, 0x1a1, 0x00);
3082 				b43_radio_write(dev, 0x1a2, 0x3f);
3083 				b43_radio_write(dev, 0x1a6, 0x3f);
3084 			} else {
3085 				b43_radio_write(dev, 0x1a7, 0x00);
3086 				b43_radio_write(dev, 0x1ab, 0x3f);
3087 				b43_radio_write(dev, 0x1ac, 0x3f);
3088 			}
3089 		}
3090 	} else {
3091 		b43_phy_set(dev, B43_NPHY_AFECTL_C1, 0x4);
3092 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x4);
3093 		b43_phy_set(dev, B43_NPHY_AFECTL_C2, 0x4);
3094 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4);
3095 
3096 		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x1);
3097 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x1);
3098 		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x1);
3099 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x1);
3100 		b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0);
3101 		b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0);
3102 
3103 		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x4);
3104 		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x4);
3105 		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x4);
3106 		b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4);
3107 	}
3108 
3109 	b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, 0x2);
3110 
3111 	b43_ntab_write(dev, B43_NTAB32(16, 0x100), 20);
3112 	b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x138), 2, ntab7_138_146);
3113 	b43_ntab_write(dev, B43_NTAB16(7, 0x141), 0x77);
3114 	b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x133), 3, ntab7_133);
3115 	b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x146), 2, ntab7_138_146);
3116 	b43_ntab_write(dev, B43_NTAB16(7, 0x123), 0x77);
3117 	b43_ntab_write(dev, B43_NTAB16(7, 0x12A), 0x77);
3118 
3119 	b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x02), 1, noise_tbl);
3120 	noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3121 	b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x02), 2, noise_tbl);
3122 
3123 	b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x7E), 1, noise_tbl);
3124 	noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D;
3125 	b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x7E), 2, noise_tbl);
3126 
3127 	b43_nphy_gain_ctl_workarounds(dev);
3128 
3129 	/* TODO
3130 	b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4,
3131 			    aux_adc_vmid_rev7_core0);
3132 	b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4,
3133 			    aux_adc_vmid_rev7_core1);
3134 	b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0C), 4,
3135 			    aux_adc_gain_rev7);
3136 	b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1C), 4,
3137 			    aux_adc_gain_rev7);
3138 	*/
3139 }
3140 
3141 static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
3142 {
3143 	struct b43_phy_n *nphy = dev->phy.n;
3144 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
3145 
3146 	/* TX to RX */
3147 	u8 tx2rx_events[7] = { 0x4, 0x3, 0x5, 0x2, 0x1, 0x8, 0x1F };
3148 	u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1 };
3149 	/* RX to TX */
3150 	u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
3151 					0x1F };
3152 	u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
3153 	u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F };
3154 	u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
3155 
3156 	u16 vmids[5][4] = {
3157 		{ 0xa2, 0xb4, 0xb4, 0x89, }, /* 0 */
3158 		{ 0xb4, 0xb4, 0xb4, 0x24, }, /* 1 */
3159 		{ 0xa2, 0xb4, 0xb4, 0x74, }, /* 2 */
3160 		{ 0xa2, 0xb4, 0xb4, 0x270, }, /* 3 */
3161 		{ 0xa2, 0xb4, 0xb4, 0x00, }, /* 4 and 5 */
3162 	};
3163 	u16 gains[5][4] = {
3164 		{ 0x02, 0x02, 0x02, 0x00, }, /* 0 */
3165 		{ 0x02, 0x02, 0x02, 0x02, }, /* 1 */
3166 		{ 0x02, 0x02, 0x02, 0x04, }, /* 2 */
3167 		{ 0x02, 0x02, 0x02, 0x00, }, /* 3 */
3168 		{ 0x02, 0x02, 0x02, 0x00, }, /* 4 and 5 */
3169 	};
3170 	u16 *vmid, *gain;
3171 
3172 	u8 pdet_range;
3173 	u16 tmp16;
3174 	u32 tmp32;
3175 
3176 	b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1f8);
3177 	b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1f8);
3178 
3179 	tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
3180 	tmp32 &= 0xffffff;
3181 	b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
3182 
3183 	b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
3184 	b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3);
3185 	b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
3186 	b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E);
3187 	b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD);
3188 	b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
3189 
3190 	b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_B, 0x000C);
3191 	b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_B, 0x000C);
3192 
3193 	/* TX to RX */
3194 	b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
3195 				 ARRAY_SIZE(tx2rx_events));
3196 
3197 	/* RX to TX */
3198 	if (b43_nphy_ipa(dev))
3199 		b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
3200 				rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
3201 	if (nphy->hw_phyrxchain != 3 &&
3202 	    nphy->hw_phyrxchain != nphy->hw_phytxchain) {
3203 		if (b43_nphy_ipa(dev)) {
3204 			rx2tx_delays[5] = 59;
3205 			rx2tx_delays[6] = 1;
3206 			rx2tx_events[7] = 0x1F;
3207 		}
3208 		b43_nphy_set_rf_sequence(dev, 0, rx2tx_events, rx2tx_delays,
3209 					 ARRAY_SIZE(rx2tx_events));
3210 	}
3211 
3212 	tmp16 = (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ?
3213 		0x2 : 0x9C40;
3214 	b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16);
3215 
3216 	b43_phy_maskset(dev, B43_NPHY_SGILTRNOFFSET, 0xF0FF, 0x0700);
3217 
3218 	if (!b43_is_40mhz(dev)) {
3219 		b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
3220 		b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
3221 	} else {
3222 		b43_ntab_write(dev, B43_NTAB32(16, 3), 0x14D);
3223 		b43_ntab_write(dev, B43_NTAB32(16, 127), 0x14D);
3224 	}
3225 
3226 	b43_nphy_gain_ctl_workarounds(dev);
3227 
3228 	b43_ntab_write(dev, B43_NTAB16(8, 0), 2);
3229 	b43_ntab_write(dev, B43_NTAB16(8, 16), 2);
3230 
3231 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3232 		pdet_range = sprom->fem.ghz2.pdet_range;
3233 	else
3234 		pdet_range = sprom->fem.ghz5.pdet_range;
3235 	vmid = vmids[min_t(u16, pdet_range, 4)];
3236 	gain = gains[min_t(u16, pdet_range, 4)];
3237 	switch (pdet_range) {
3238 	case 3:
3239 		if (!(dev->phy.rev >= 4 &&
3240 		      b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3241 			break;
3242 		/* FALL THROUGH */
3243 	case 0:
3244 	case 1:
3245 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3246 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3247 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3248 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3249 		break;
3250 	case 2:
3251 		if (dev->phy.rev >= 6) {
3252 			if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3253 				vmid[3] = 0x94;
3254 			else
3255 				vmid[3] = 0x8e;
3256 			gain[3] = 3;
3257 		} else if (dev->phy.rev == 5) {
3258 			vmid[3] = 0x84;
3259 			gain[3] = 2;
3260 		}
3261 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3262 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3263 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3264 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3265 		break;
3266 	case 4:
3267 	case 5:
3268 		if (b43_current_band(dev->wl) != NL80211_BAND_2GHZ) {
3269 			if (pdet_range == 4) {
3270 				vmid[3] = 0x8e;
3271 				tmp16 = 0x96;
3272 				gain[3] = 0x2;
3273 			} else {
3274 				vmid[3] = 0x89;
3275 				tmp16 = 0x89;
3276 				gain[3] = 0;
3277 			}
3278 		} else {
3279 			if (pdet_range == 4) {
3280 				vmid[3] = 0x89;
3281 				tmp16 = 0x8b;
3282 				gain[3] = 0x2;
3283 			} else {
3284 				vmid[3] = 0x74;
3285 				tmp16 = 0x70;
3286 				gain[3] = 0;
3287 			}
3288 		}
3289 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid);
3290 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain);
3291 		vmid[3] = tmp16;
3292 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid);
3293 		b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain);
3294 		break;
3295 	}
3296 
3297 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3298 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00);
3299 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3300 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
3301 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3302 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07);
3303 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3304 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88);
3305 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3306 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
3307 	b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3308 	b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
3309 
3310 	/* N PHY WAR TX Chain Update with hw_phytxchain as argument */
3311 
3312 	if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
3313 	     b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ||
3314 	    (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
3315 	     b43_current_band(dev->wl) == NL80211_BAND_2GHZ))
3316 		tmp32 = 0x00088888;
3317 	else
3318 		tmp32 = 0x88888888;
3319 	b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32);
3320 	b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32);
3321 	b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32);
3322 
3323 	if (dev->phy.rev == 4 &&
3324 	    b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
3325 		b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC,
3326 				0x70);
3327 		b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC,
3328 				0x70);
3329 	}
3330 
3331 	/* Dropped probably-always-true condition */
3332 	b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH0, 0x03eb);
3333 	b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH1, 0x03eb);
3334 	b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH0, 0x0341);
3335 	b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341);
3336 	b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH0, 0x042b);
3337 	b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH1, 0x042b);
3338 	b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH0, 0x0381);
3339 	b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH1, 0x0381);
3340 	b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH0, 0x042b);
3341 	b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH1, 0x042b);
3342 	b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH0, 0x0381);
3343 	b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH1, 0x0381);
3344 
3345 	if (dev->phy.rev >= 6 && sprom->boardflags2_lo & B43_BFL2_SINGLEANT_CCK)
3346 		; /* TODO: 0x0080000000000000 HF */
3347 }
3348 
3349 static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev)
3350 {
3351 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
3352 	struct b43_phy *phy = &dev->phy;
3353 	struct b43_phy_n *nphy = phy->n;
3354 
3355 	u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
3356 	u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
3357 
3358 	u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
3359 	u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
3360 
3361 	if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
3362 	    dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93) {
3363 		delays1[0] = 0x1;
3364 		delays1[5] = 0x14;
3365 	}
3366 
3367 	if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ &&
3368 	    nphy->band5g_pwrgain) {
3369 		b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
3370 		b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
3371 	} else {
3372 		b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
3373 		b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
3374 	}
3375 
3376 	b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A);
3377 	b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A);
3378 	if (dev->phy.rev < 3) {
3379 		b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
3380 		b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
3381 	}
3382 
3383 	if (dev->phy.rev < 2) {
3384 		b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000);
3385 		b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000);
3386 		b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
3387 		b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
3388 		b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800);
3389 		b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800);
3390 	}
3391 
3392 	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
3393 	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
3394 	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
3395 	b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
3396 
3397 	b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
3398 	b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
3399 
3400 	b43_nphy_gain_ctl_workarounds(dev);
3401 
3402 	if (dev->phy.rev < 2) {
3403 		if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
3404 			b43_hf_write(dev, b43_hf_read(dev) |
3405 					B43_HF_MLADVW);
3406 	} else if (dev->phy.rev == 2) {
3407 		b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
3408 		b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
3409 	}
3410 
3411 	if (dev->phy.rev < 2)
3412 		b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
3413 				~B43_NPHY_SCRAM_SIGCTL_SCM);
3414 
3415 	/* Set phase track alpha and beta */
3416 	b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
3417 	b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
3418 	b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
3419 	b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
3420 	b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
3421 	b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
3422 
3423 	if (dev->phy.rev < 3) {
3424 		b43_phy_mask(dev, B43_NPHY_PIL_DW1,
3425 			     ~B43_NPHY_PIL_DW_64QAM & 0xFFFF);
3426 		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
3427 		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
3428 		b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
3429 	}
3430 
3431 	if (dev->phy.rev == 2)
3432 		b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
3433 				B43_NPHY_FINERX2_CGC_DECGC);
3434 }
3435 
3436 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
3437 static void b43_nphy_workarounds(struct b43_wldev *dev)
3438 {
3439 	struct b43_phy *phy = &dev->phy;
3440 	struct b43_phy_n *nphy = phy->n;
3441 
3442 	if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
3443 		b43_nphy_classifier(dev, 1, 0);
3444 	else
3445 		b43_nphy_classifier(dev, 1, 1);
3446 
3447 	if (nphy->hang_avoid)
3448 		b43_nphy_stay_in_carrier_search(dev, 1);
3449 
3450 	b43_phy_set(dev, B43_NPHY_IQFLIP,
3451 		    B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
3452 
3453 	/* TODO: rev19+ */
3454 	if (dev->phy.rev >= 7)
3455 		b43_nphy_workarounds_rev7plus(dev);
3456 	else if (dev->phy.rev >= 3)
3457 		b43_nphy_workarounds_rev3plus(dev);
3458 	else
3459 		b43_nphy_workarounds_rev1_2(dev);
3460 
3461 	if (nphy->hang_avoid)
3462 		b43_nphy_stay_in_carrier_search(dev, 0);
3463 }
3464 
3465 /**************************************************
3466  * Tx/Rx common
3467  **************************************************/
3468 
3469 /*
3470  * Transmits a known value for LO calibration
3471  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
3472  */
3473 static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
3474 			    bool iqmode, bool dac_test, bool modify_bbmult)
3475 {
3476 	u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
3477 	if (samp == 0)
3478 		return -1;
3479 	b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test,
3480 			     modify_bbmult);
3481 	return 0;
3482 }
3483 
3484 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
3485 static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
3486 {
3487 	struct b43_phy_n *nphy = dev->phy.n;
3488 
3489 	bool override = false;
3490 	u16 chain = 0x33;
3491 
3492 	if (nphy->txrx_chain == 0) {
3493 		chain = 0x11;
3494 		override = true;
3495 	} else if (nphy->txrx_chain == 1) {
3496 		chain = 0x22;
3497 		override = true;
3498 	}
3499 
3500 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
3501 			~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
3502 			chain);
3503 
3504 	if (override)
3505 		b43_phy_set(dev, B43_NPHY_RFSEQMODE,
3506 				B43_NPHY_RFSEQMODE_CAOVER);
3507 	else
3508 		b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
3509 				~B43_NPHY_RFSEQMODE_CAOVER);
3510 }
3511 
3512 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
3513 static void b43_nphy_stop_playback(struct b43_wldev *dev)
3514 {
3515 	struct b43_phy *phy = &dev->phy;
3516 	struct b43_phy_n *nphy = dev->phy.n;
3517 	u16 tmp;
3518 
3519 	if (nphy->hang_avoid)
3520 		b43_nphy_stay_in_carrier_search(dev, 1);
3521 
3522 	tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
3523 	if (tmp & 0x1)
3524 		b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
3525 	else if (tmp & 0x2)
3526 		b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
3527 
3528 	b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
3529 
3530 	if (nphy->bb_mult_save & 0x80000000) {
3531 		tmp = nphy->bb_mult_save & 0xFFFF;
3532 		b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
3533 		nphy->bb_mult_save = 0;
3534 	}
3535 
3536 	if (phy->rev >= 7 && nphy->lpf_bw_overrode_for_sample_play) {
3537 		if (phy->rev >= 19)
3538 			b43_nphy_rf_ctl_override_rev19(dev, 0x80, 0, 0, true,
3539 						       1);
3540 		else
3541 			b43_nphy_rf_ctl_override_rev7(dev, 0x80, 0, 0, true, 1);
3542 		nphy->lpf_bw_overrode_for_sample_play = false;
3543 	}
3544 
3545 	if (nphy->hang_avoid)
3546 		b43_nphy_stay_in_carrier_search(dev, 0);
3547 }
3548 
3549 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */
3550 static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
3551 					struct nphy_txgains target,
3552 					struct nphy_iqcal_params *params)
3553 {
3554 	struct b43_phy *phy = &dev->phy;
3555 	int i, j, indx;
3556 	u16 gain;
3557 
3558 	if (dev->phy.rev >= 3) {
3559 		params->tx_lpf = target.tx_lpf[core]; /* Rev 7+ */
3560 		params->txgm = target.txgm[core];
3561 		params->pga = target.pga[core];
3562 		params->pad = target.pad[core];
3563 		params->ipa = target.ipa[core];
3564 		if (phy->rev >= 19) {
3565 			/* TODO */
3566 		} else if (phy->rev >= 7) {
3567 			params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 3) | (params->ipa) | (params->tx_lpf << 15);
3568 		} else {
3569 			params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 4) | (params->ipa);
3570 		}
3571 		for (j = 0; j < 5; j++)
3572 			params->ncorr[j] = 0x79;
3573 	} else {
3574 		gain = (target.pad[core]) | (target.pga[core] << 4) |
3575 			(target.txgm[core] << 8);
3576 
3577 		indx = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ?
3578 			1 : 0;
3579 		for (i = 0; i < 9; i++)
3580 			if (tbl_iqcal_gainparams[indx][i][0] == gain)
3581 				break;
3582 		i = min(i, 8);
3583 
3584 		params->txgm = tbl_iqcal_gainparams[indx][i][1];
3585 		params->pga = tbl_iqcal_gainparams[indx][i][2];
3586 		params->pad = tbl_iqcal_gainparams[indx][i][3];
3587 		params->cal_gain = (params->txgm << 7) | (params->pga << 4) |
3588 					(params->pad << 2);
3589 		for (j = 0; j < 4; j++)
3590 			params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j];
3591 	}
3592 }
3593 
3594 /**************************************************
3595  * Tx and Rx
3596  **************************************************/
3597 
3598 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */
3599 static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable)
3600 {
3601 	struct b43_phy *phy = &dev->phy;
3602 	struct b43_phy_n *nphy = dev->phy.n;
3603 	u8 i;
3604 	u16 bmask, val, tmp;
3605 	enum nl80211_band band = b43_current_band(dev->wl);
3606 
3607 	if (nphy->hang_avoid)
3608 		b43_nphy_stay_in_carrier_search(dev, 1);
3609 
3610 	nphy->txpwrctrl = enable;
3611 	if (!enable) {
3612 		if (dev->phy.rev >= 3 &&
3613 		    (b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) &
3614 		     (B43_NPHY_TXPCTL_CMD_COEFF |
3615 		      B43_NPHY_TXPCTL_CMD_HWPCTLEN |
3616 		      B43_NPHY_TXPCTL_CMD_PCTLEN))) {
3617 			/* We disable enabled TX pwr ctl, save it's state */
3618 			nphy->tx_pwr_idx[0] = b43_phy_read(dev,
3619 						B43_NPHY_C1_TXPCTL_STAT) & 0x7f;
3620 			nphy->tx_pwr_idx[1] = b43_phy_read(dev,
3621 						B43_NPHY_C2_TXPCTL_STAT) & 0x7f;
3622 		}
3623 
3624 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840);
3625 		for (i = 0; i < 84; i++)
3626 			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3627 
3628 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40);
3629 		for (i = 0; i < 84; i++)
3630 			b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
3631 
3632 		tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3633 		if (dev->phy.rev >= 3)
3634 			tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3635 		b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp);
3636 
3637 		if (dev->phy.rev >= 3) {
3638 			b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3639 			b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3640 		} else {
3641 			b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3642 		}
3643 
3644 		if (dev->phy.rev == 2)
3645 			b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3646 				~B43_NPHY_BPHY_CTL3_SCALE, 0x53);
3647 		else if (dev->phy.rev < 2)
3648 			b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3649 				~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
3650 
3651 		if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3652 			b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW);
3653 	} else {
3654 		b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84,
3655 				    nphy->adj_pwr_tbl);
3656 		b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84,
3657 				    nphy->adj_pwr_tbl);
3658 
3659 		bmask = B43_NPHY_TXPCTL_CMD_COEFF |
3660 			B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3661 		/* wl does useless check for "enable" param here */
3662 		val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
3663 		if (dev->phy.rev >= 3) {
3664 			bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3665 			if (val)
3666 				val |= B43_NPHY_TXPCTL_CMD_PCTLEN;
3667 		}
3668 		b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val);
3669 
3670 		if (band == NL80211_BAND_5GHZ) {
3671 			if (phy->rev >= 19) {
3672 				/* TODO */
3673 			} else if (phy->rev >= 7) {
3674 				b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3675 						~B43_NPHY_TXPCTL_CMD_INIT,
3676 						0x32);
3677 				b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
3678 						~B43_NPHY_TXPCTL_INIT_PIDXI1,
3679 						0x32);
3680 			} else {
3681 				b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3682 						~B43_NPHY_TXPCTL_CMD_INIT,
3683 						0x64);
3684 				if (phy->rev > 1)
3685 					b43_phy_maskset(dev,
3686 							B43_NPHY_TXPCTL_INIT,
3687 							~B43_NPHY_TXPCTL_INIT_PIDXI1,
3688 							0x64);
3689 			}
3690 		}
3691 
3692 		if (dev->phy.rev >= 3) {
3693 			if (nphy->tx_pwr_idx[0] != 128 &&
3694 			    nphy->tx_pwr_idx[1] != 128) {
3695 				/* Recover TX pwr ctl state */
3696 				b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
3697 						~B43_NPHY_TXPCTL_CMD_INIT,
3698 						nphy->tx_pwr_idx[0]);
3699 				if (dev->phy.rev > 1)
3700 					b43_phy_maskset(dev,
3701 						B43_NPHY_TXPCTL_INIT,
3702 						~0xff, nphy->tx_pwr_idx[1]);
3703 			}
3704 		}
3705 
3706 		if (phy->rev >= 7) {
3707 			/* TODO */
3708 		}
3709 
3710 		if (dev->phy.rev >= 3) {
3711 			b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100);
3712 			b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100);
3713 		} else {
3714 			b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000);
3715 		}
3716 
3717 		if (dev->phy.rev == 2)
3718 			b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b);
3719 		else if (dev->phy.rev < 2)
3720 			b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40);
3721 
3722 		if (dev->phy.rev < 2 && b43_is_40mhz(dev))
3723 			b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW);
3724 
3725 		if (b43_nphy_ipa(dev)) {
3726 			b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4);
3727 			b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4);
3728 		}
3729 	}
3730 
3731 	if (nphy->hang_avoid)
3732 		b43_nphy_stay_in_carrier_search(dev, 0);
3733 }
3734 
3735 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
3736 static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
3737 {
3738 	struct b43_phy *phy = &dev->phy;
3739 	struct b43_phy_n *nphy = dev->phy.n;
3740 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
3741 
3742 	u8 txpi[2], bbmult, i;
3743 	u16 tmp, radio_gain, dac_gain;
3744 	u16 freq = phy->chandef->chan->center_freq;
3745 	u32 txgain;
3746 	/* u32 gaintbl; rev3+ */
3747 
3748 	if (nphy->hang_avoid)
3749 		b43_nphy_stay_in_carrier_search(dev, 1);
3750 
3751 	/* TODO: rev19+ */
3752 	if (dev->phy.rev >= 7) {
3753 		txpi[0] = txpi[1] = 30;
3754 	} else if (dev->phy.rev >= 3) {
3755 		txpi[0] = 40;
3756 		txpi[1] = 40;
3757 	} else if (sprom->revision < 4) {
3758 		txpi[0] = 72;
3759 		txpi[1] = 72;
3760 	} else {
3761 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3762 			txpi[0] = sprom->txpid2g[0];
3763 			txpi[1] = sprom->txpid2g[1];
3764 		} else if (freq >= 4900 && freq < 5100) {
3765 			txpi[0] = sprom->txpid5gl[0];
3766 			txpi[1] = sprom->txpid5gl[1];
3767 		} else if (freq >= 5100 && freq < 5500) {
3768 			txpi[0] = sprom->txpid5g[0];
3769 			txpi[1] = sprom->txpid5g[1];
3770 		} else if (freq >= 5500) {
3771 			txpi[0] = sprom->txpid5gh[0];
3772 			txpi[1] = sprom->txpid5gh[1];
3773 		} else {
3774 			txpi[0] = 91;
3775 			txpi[1] = 91;
3776 		}
3777 	}
3778 	if (dev->phy.rev < 7 &&
3779 	    (txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 100))
3780 		txpi[0] = txpi[1] = 91;
3781 
3782 	/*
3783 	for (i = 0; i < 2; i++) {
3784 		nphy->txpwrindex[i].index_internal = txpi[i];
3785 		nphy->txpwrindex[i].index_internal_save = txpi[i];
3786 	}
3787 	*/
3788 
3789 	for (i = 0; i < 2; i++) {
3790 		const u32 *table = b43_nphy_get_tx_gain_table(dev);
3791 
3792 		if (!table)
3793 			break;
3794 		txgain = *(table + txpi[i]);
3795 
3796 		if (dev->phy.rev >= 3)
3797 			radio_gain = (txgain >> 16) & 0x1FFFF;
3798 		else
3799 			radio_gain = (txgain >> 16) & 0x1FFF;
3800 
3801 		if (dev->phy.rev >= 7)
3802 			dac_gain = (txgain >> 8) & 0x7;
3803 		else
3804 			dac_gain = (txgain >> 8) & 0x3F;
3805 		bbmult = txgain & 0xFF;
3806 
3807 		if (dev->phy.rev >= 3) {
3808 			if (i == 0)
3809 				b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
3810 			else
3811 				b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
3812 		} else {
3813 			b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
3814 		}
3815 
3816 		if (i == 0)
3817 			b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain);
3818 		else
3819 			b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain);
3820 
3821 		b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain);
3822 
3823 		tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57));
3824 		if (i == 0)
3825 			tmp = (tmp & 0x00FF) | (bbmult << 8);
3826 		else
3827 			tmp = (tmp & 0xFF00) | bbmult;
3828 		b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp);
3829 
3830 		if (b43_nphy_ipa(dev)) {
3831 			u32 tmp32;
3832 			u16 reg = (i == 0) ?
3833 				B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1;
3834 			tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i,
3835 							      576 + txpi[i]));
3836 			b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4);
3837 			b43_phy_set(dev, reg, 0x4);
3838 		}
3839 	}
3840 
3841 	b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT);
3842 
3843 	if (nphy->hang_avoid)
3844 		b43_nphy_stay_in_carrier_search(dev, 0);
3845 }
3846 
3847 static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev)
3848 {
3849 	struct b43_phy *phy = &dev->phy;
3850 
3851 	u8 core;
3852 	u16 r; /* routing */
3853 
3854 	if (phy->rev >= 19) {
3855 		/* TODO */
3856 	} else if (phy->rev >= 7) {
3857 		for (core = 0; core < 2; core++) {
3858 			r = core ? 0x190 : 0x170;
3859 			if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3860 				b43_radio_write(dev, r + 0x5, 0x5);
3861 				b43_radio_write(dev, r + 0x9, 0xE);
3862 				if (phy->rev != 5)
3863 					b43_radio_write(dev, r + 0xA, 0);
3864 				if (phy->rev != 7)
3865 					b43_radio_write(dev, r + 0xB, 1);
3866 				else
3867 					b43_radio_write(dev, r + 0xB, 0x31);
3868 			} else {
3869 				b43_radio_write(dev, r + 0x5, 0x9);
3870 				b43_radio_write(dev, r + 0x9, 0xC);
3871 				b43_radio_write(dev, r + 0xB, 0x0);
3872 				if (phy->rev != 5)
3873 					b43_radio_write(dev, r + 0xA, 1);
3874 				else
3875 					b43_radio_write(dev, r + 0xA, 0x31);
3876 			}
3877 			b43_radio_write(dev, r + 0x6, 0);
3878 			b43_radio_write(dev, r + 0x7, 0);
3879 			b43_radio_write(dev, r + 0x8, 3);
3880 			b43_radio_write(dev, r + 0xC, 0);
3881 		}
3882 	} else {
3883 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
3884 			b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128);
3885 		else
3886 			b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80);
3887 		b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0);
3888 		b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29);
3889 
3890 		for (core = 0; core < 2; core++) {
3891 			r = core ? B2056_TX1 : B2056_TX0;
3892 
3893 			b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0);
3894 			b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0);
3895 			b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3);
3896 			b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0);
3897 			b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8);
3898 			b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0);
3899 			b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0);
3900 			if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
3901 				b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3902 						0x5);
3903 				if (phy->rev != 5)
3904 					b43_radio_write(dev, r | B2056_TX_TSSIA,
3905 							0x00);
3906 				if (phy->rev >= 5)
3907 					b43_radio_write(dev, r | B2056_TX_TSSIG,
3908 							0x31);
3909 				else
3910 					b43_radio_write(dev, r | B2056_TX_TSSIG,
3911 							0x11);
3912 				b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3913 						0xE);
3914 			} else {
3915 				b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
3916 						0x9);
3917 				b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31);
3918 				b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0);
3919 				b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
3920 						0xC);
3921 			}
3922 		}
3923 	}
3924 }
3925 
3926 /*
3927  * Stop radio and transmit known signal. Then check received signal strength to
3928  * get TSSI (Transmit Signal Strength Indicator).
3929  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi
3930  */
3931 static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
3932 {
3933 	struct b43_phy *phy = &dev->phy;
3934 	struct b43_phy_n *nphy = dev->phy.n;
3935 
3936 	u32 tmp;
3937 	s32 rssi[4] = { };
3938 
3939 	if (phy->chandef->chan->flags & IEEE80211_CHAN_NO_IR)
3940 		return;
3941 
3942 	if (b43_nphy_ipa(dev))
3943 		b43_nphy_ipa_internal_tssi_setup(dev);
3944 
3945 	if (phy->rev >= 19)
3946 		b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, false, 0);
3947 	else if (phy->rev >= 7)
3948 		b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, false, 0);
3949 	else if (phy->rev >= 3)
3950 		b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, false);
3951 
3952 	b43_nphy_stop_playback(dev);
3953 	b43_nphy_tx_tone(dev, 4000, 0, false, false, false);
3954 	udelay(20);
3955 	tmp = b43_nphy_poll_rssi(dev, N_RSSI_TSSI_2G, rssi, 1);
3956 	b43_nphy_stop_playback(dev);
3957 
3958 	b43_nphy_rssi_select(dev, 0, N_RSSI_W1);
3959 
3960 	if (phy->rev >= 19)
3961 		b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, true, 0);
3962 	else if (phy->rev >= 7)
3963 		b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, true, 0);
3964 	else if (phy->rev >= 3)
3965 		b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, true);
3966 
3967 	if (phy->rev >= 19) {
3968 		/* TODO */
3969 		return;
3970 	} else if (phy->rev >= 3) {
3971 		nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF;
3972 		nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF;
3973 	} else {
3974 		nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF;
3975 		nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF;
3976 	}
3977 	nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF;
3978 	nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF;
3979 }
3980 
3981 /* http://bcm-v4.sipsolutions.net/PHY/N/TxPwrLimitToTbl */
3982 static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev)
3983 {
3984 	struct b43_phy_n *nphy = dev->phy.n;
3985 
3986 	u8 idx, delta;
3987 	u8 i, stf_mode;
3988 
3989 	/* Array adj_pwr_tbl corresponds to the hardware table. It consists of
3990 	 * 21 groups, each containing 4 entries.
3991 	 *
3992 	 * First group has entries for CCK modulation.
3993 	 * The rest of groups has 1 entry per modulation (SISO, CDD, STBC, SDM).
3994 	 *
3995 	 * Group 0 is for CCK
3996 	 * Groups 1..4 use BPSK (group per coding rate)
3997 	 * Groups 5..8 use QPSK (group per coding rate)
3998 	 * Groups 9..12 use 16-QAM (group per coding rate)
3999 	 * Groups 13..16 use 64-QAM (group per coding rate)
4000 	 * Groups 17..20 are unknown
4001 	 */
4002 
4003 	for (i = 0; i < 4; i++)
4004 		nphy->adj_pwr_tbl[i] = nphy->tx_power_offset[i];
4005 
4006 	for (stf_mode = 0; stf_mode < 4; stf_mode++) {
4007 		delta = 0;
4008 		switch (stf_mode) {
4009 		case 0:
4010 			if (b43_is_40mhz(dev) && dev->phy.rev >= 5) {
4011 				idx = 68;
4012 			} else {
4013 				delta = 1;
4014 				idx = b43_is_40mhz(dev) ? 52 : 4;
4015 			}
4016 			break;
4017 		case 1:
4018 			idx = b43_is_40mhz(dev) ? 76 : 28;
4019 			break;
4020 		case 2:
4021 			idx = b43_is_40mhz(dev) ? 84 : 36;
4022 			break;
4023 		case 3:
4024 			idx = b43_is_40mhz(dev) ? 92 : 44;
4025 			break;
4026 		}
4027 
4028 		for (i = 0; i < 20; i++) {
4029 			nphy->adj_pwr_tbl[4 + 4 * i + stf_mode] =
4030 				nphy->tx_power_offset[idx];
4031 			if (i == 0)
4032 				idx += delta;
4033 			if (i == 14)
4034 				idx += 1 - delta;
4035 			if (i == 3 || i == 4 || i == 7 || i == 8 || i == 11 ||
4036 			    i == 13)
4037 				idx += 1;
4038 		}
4039 	}
4040 }
4041 
4042 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlSetup */
4043 static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev)
4044 {
4045 	struct b43_phy *phy = &dev->phy;
4046 	struct b43_phy_n *nphy = dev->phy.n;
4047 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
4048 
4049 	s16 a1[2], b0[2], b1[2];
4050 	u8 idle[2];
4051 	u8 ppr_max;
4052 	s8 target[2];
4053 	s32 num, den, pwr;
4054 	u32 regval[64];
4055 
4056 	u16 freq = phy->chandef->chan->center_freq;
4057 	u16 tmp;
4058 	u16 r; /* routing */
4059 	u8 i, c;
4060 
4061 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4062 		b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4063 		b43_read32(dev, B43_MMIO_MACCTL);
4064 		udelay(1);
4065 	}
4066 
4067 	if (nphy->hang_avoid)
4068 		b43_nphy_stay_in_carrier_search(dev, true);
4069 
4070 	b43_phy_set(dev, B43_NPHY_TSSIMODE, B43_NPHY_TSSIMODE_EN);
4071 	if (dev->phy.rev >= 3)
4072 		b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD,
4073 			     ~B43_NPHY_TXPCTL_CMD_PCTLEN & 0xFFFF);
4074 	else
4075 		b43_phy_set(dev, B43_NPHY_TXPCTL_CMD,
4076 			    B43_NPHY_TXPCTL_CMD_PCTLEN);
4077 
4078 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4079 		b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4080 
4081 	if (sprom->revision < 4) {
4082 		idle[0] = nphy->pwr_ctl_info[0].idle_tssi_2g;
4083 		idle[1] = nphy->pwr_ctl_info[1].idle_tssi_2g;
4084 		target[0] = target[1] = 52;
4085 		a1[0] = a1[1] = -424;
4086 		b0[0] = b0[1] = 5612;
4087 		b1[0] = b1[1] = -1393;
4088 	} else {
4089 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4090 			for (c = 0; c < 2; c++) {
4091 				idle[c] = nphy->pwr_ctl_info[c].idle_tssi_2g;
4092 				target[c] = sprom->core_pwr_info[c].maxpwr_2g;
4093 				a1[c] = sprom->core_pwr_info[c].pa_2g[0];
4094 				b0[c] = sprom->core_pwr_info[c].pa_2g[1];
4095 				b1[c] = sprom->core_pwr_info[c].pa_2g[2];
4096 			}
4097 		} else if (freq >= 4900 && freq < 5100) {
4098 			for (c = 0; c < 2; c++) {
4099 				idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4100 				target[c] = sprom->core_pwr_info[c].maxpwr_5gl;
4101 				a1[c] = sprom->core_pwr_info[c].pa_5gl[0];
4102 				b0[c] = sprom->core_pwr_info[c].pa_5gl[1];
4103 				b1[c] = sprom->core_pwr_info[c].pa_5gl[2];
4104 			}
4105 		} else if (freq >= 5100 && freq < 5500) {
4106 			for (c = 0; c < 2; c++) {
4107 				idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4108 				target[c] = sprom->core_pwr_info[c].maxpwr_5g;
4109 				a1[c] = sprom->core_pwr_info[c].pa_5g[0];
4110 				b0[c] = sprom->core_pwr_info[c].pa_5g[1];
4111 				b1[c] = sprom->core_pwr_info[c].pa_5g[2];
4112 			}
4113 		} else if (freq >= 5500) {
4114 			for (c = 0; c < 2; c++) {
4115 				idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g;
4116 				target[c] = sprom->core_pwr_info[c].maxpwr_5gh;
4117 				a1[c] = sprom->core_pwr_info[c].pa_5gh[0];
4118 				b0[c] = sprom->core_pwr_info[c].pa_5gh[1];
4119 				b1[c] = sprom->core_pwr_info[c].pa_5gh[2];
4120 			}
4121 		} else {
4122 			idle[0] = nphy->pwr_ctl_info[0].idle_tssi_5g;
4123 			idle[1] = nphy->pwr_ctl_info[1].idle_tssi_5g;
4124 			target[0] = target[1] = 52;
4125 			a1[0] = a1[1] = -424;
4126 			b0[0] = b0[1] = 5612;
4127 			b1[0] = b1[1] = -1393;
4128 		}
4129 	}
4130 
4131 	ppr_max = b43_ppr_get_max(dev, &nphy->tx_pwr_max_ppr);
4132 	if (ppr_max) {
4133 		target[0] = ppr_max;
4134 		target[1] = ppr_max;
4135 	}
4136 
4137 	if (dev->phy.rev >= 3) {
4138 		if (sprom->fem.ghz2.tssipos)
4139 			b43_phy_set(dev, B43_NPHY_TXPCTL_ITSSI, 0x4000);
4140 		if (dev->phy.rev >= 7) {
4141 			for (c = 0; c < 2; c++) {
4142 				r = c ? 0x190 : 0x170;
4143 				if (b43_nphy_ipa(dev))
4144 					b43_radio_write(dev, r + 0x9, (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ? 0xE : 0xC);
4145 			}
4146 		} else {
4147 			if (b43_nphy_ipa(dev)) {
4148 				tmp = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 0xC : 0xE;
4149 				b43_radio_write(dev,
4150 					B2056_TX0 | B2056_TX_TX_SSI_MUX, tmp);
4151 				b43_radio_write(dev,
4152 					B2056_TX1 | B2056_TX_TX_SSI_MUX, tmp);
4153 			} else {
4154 				b43_radio_write(dev,
4155 					B2056_TX0 | B2056_TX_TX_SSI_MUX, 0x11);
4156 				b43_radio_write(dev,
4157 					B2056_TX1 | B2056_TX_TX_SSI_MUX, 0x11);
4158 			}
4159 		}
4160 	}
4161 
4162 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
4163 		b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000);
4164 		b43_read32(dev, B43_MMIO_MACCTL);
4165 		udelay(1);
4166 	}
4167 
4168 	if (phy->rev >= 19) {
4169 		/* TODO */
4170 	} else if (phy->rev >= 7) {
4171 		b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4172 				~B43_NPHY_TXPCTL_CMD_INIT, 0x19);
4173 		b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4174 				~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x19);
4175 	} else {
4176 		b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
4177 				~B43_NPHY_TXPCTL_CMD_INIT, 0x40);
4178 		if (dev->phy.rev > 1)
4179 			b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
4180 				~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x40);
4181 	}
4182 
4183 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
4184 		b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0);
4185 
4186 	b43_phy_write(dev, B43_NPHY_TXPCTL_N,
4187 		      0xF0 << B43_NPHY_TXPCTL_N_TSSID_SHIFT |
4188 		      3 << B43_NPHY_TXPCTL_N_NPTIL2_SHIFT);
4189 	b43_phy_write(dev, B43_NPHY_TXPCTL_ITSSI,
4190 		      idle[0] << B43_NPHY_TXPCTL_ITSSI_0_SHIFT |
4191 		      idle[1] << B43_NPHY_TXPCTL_ITSSI_1_SHIFT |
4192 		      B43_NPHY_TXPCTL_ITSSI_BINF);
4193 	b43_phy_write(dev, B43_NPHY_TXPCTL_TPWR,
4194 		      target[0] << B43_NPHY_TXPCTL_TPWR_0_SHIFT |
4195 		      target[1] << B43_NPHY_TXPCTL_TPWR_1_SHIFT);
4196 
4197 	for (c = 0; c < 2; c++) {
4198 		for (i = 0; i < 64; i++) {
4199 			num = 8 * (16 * b0[c] + b1[c] * i);
4200 			den = 32768 + a1[c] * i;
4201 			pwr = max((4 * num + den / 2) / den, -8);
4202 			if (dev->phy.rev < 3 && (i <= (31 - idle[c] + 1)))
4203 				pwr = max(pwr, target[c] + 1);
4204 			regval[i] = pwr;
4205 		}
4206 		b43_ntab_write_bulk(dev, B43_NTAB32(26 + c, 0), 64, regval);
4207 	}
4208 
4209 	b43_nphy_tx_prepare_adjusted_power_table(dev);
4210 	b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, nphy->adj_pwr_tbl);
4211 	b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, nphy->adj_pwr_tbl);
4212 
4213 	if (nphy->hang_avoid)
4214 		b43_nphy_stay_in_carrier_search(dev, false);
4215 }
4216 
4217 static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
4218 {
4219 	struct b43_phy *phy = &dev->phy;
4220 
4221 	const u32 *table = NULL;
4222 	u32 rfpwr_offset;
4223 	u8 pga_gain, pad_gain;
4224 	int i;
4225 	const s16 *uninitialized_var(rf_pwr_offset_table);
4226 
4227 	table = b43_nphy_get_tx_gain_table(dev);
4228 	if (!table)
4229 		return;
4230 
4231 	b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table);
4232 	b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table);
4233 
4234 	if (phy->rev < 3)
4235 		return;
4236 
4237 #if 0
4238 	nphy->gmval = (table[0] >> 16) & 0x7000;
4239 #endif
4240 
4241 	if (phy->rev >= 19) {
4242 		return;
4243 	} else if (phy->rev >= 7) {
4244 		rf_pwr_offset_table = b43_ntab_get_rf_pwr_offset_table(dev);
4245 		if (!rf_pwr_offset_table)
4246 			return;
4247 		/* TODO: Enable this once we have gains configured */
4248 		return;
4249 	}
4250 
4251 	for (i = 0; i < 128; i++) {
4252 		if (phy->rev >= 19) {
4253 			/* TODO */
4254 			return;
4255 		} else if (phy->rev >= 7) {
4256 			pga_gain = (table[i] >> 24) & 0xf;
4257 			pad_gain = (table[i] >> 19) & 0x1f;
4258 			if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4259 				rfpwr_offset = rf_pwr_offset_table[pad_gain];
4260 			else
4261 				rfpwr_offset = rf_pwr_offset_table[pga_gain];
4262 		} else {
4263 			pga_gain = (table[i] >> 24) & 0xF;
4264 			if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
4265 				rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain];
4266 			else
4267 				rfpwr_offset = 0; /* FIXME */
4268 		}
4269 
4270 		b43_ntab_write(dev, B43_NTAB32(26, 576 + i), rfpwr_offset);
4271 		b43_ntab_write(dev, B43_NTAB32(27, 576 + i), rfpwr_offset);
4272 	}
4273 }
4274 
4275 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
4276 static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
4277 {
4278 	struct b43_phy_n *nphy = dev->phy.n;
4279 	enum nl80211_band band;
4280 	u16 tmp;
4281 
4282 	if (!enable) {
4283 		nphy->rfctrl_intc1_save = b43_phy_read(dev,
4284 						       B43_NPHY_RFCTL_INTC1);
4285 		nphy->rfctrl_intc2_save = b43_phy_read(dev,
4286 						       B43_NPHY_RFCTL_INTC2);
4287 		band = b43_current_band(dev->wl);
4288 		if (dev->phy.rev >= 7) {
4289 			tmp = 0x1480;
4290 		} else if (dev->phy.rev >= 3) {
4291 			if (band == NL80211_BAND_5GHZ)
4292 				tmp = 0x600;
4293 			else
4294 				tmp = 0x480;
4295 		} else {
4296 			if (band == NL80211_BAND_5GHZ)
4297 				tmp = 0x180;
4298 			else
4299 				tmp = 0x120;
4300 		}
4301 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
4302 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
4303 	} else {
4304 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1,
4305 				nphy->rfctrl_intc1_save);
4306 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2,
4307 				nphy->rfctrl_intc2_save);
4308 	}
4309 }
4310 
4311 /*
4312  * TX low-pass filter bandwidth setup
4313  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw
4314  */
4315 static void b43_nphy_tx_lpf_bw(struct b43_wldev *dev)
4316 {
4317 	u16 tmp;
4318 
4319 	if (dev->phy.rev < 3 || dev->phy.rev >= 7)
4320 		return;
4321 
4322 	if (b43_nphy_ipa(dev))
4323 		tmp = b43_is_40mhz(dev) ? 5 : 4;
4324 	else
4325 		tmp = b43_is_40mhz(dev) ? 3 : 1;
4326 	b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
4327 		      (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4328 
4329 	if (b43_nphy_ipa(dev)) {
4330 		tmp = b43_is_40mhz(dev) ? 4 : 1;
4331 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
4332 			      (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp);
4333 	}
4334 }
4335 
4336 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
4337 static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est,
4338 				u16 samps, u8 time, bool wait)
4339 {
4340 	int i;
4341 	u16 tmp;
4342 
4343 	b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps);
4344 	b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time);
4345 	if (wait)
4346 		b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
4347 	else
4348 		b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);
4349 
4350 	b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START);
4351 
4352 	for (i = 1000; i; i--) {
4353 		tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD);
4354 		if (!(tmp & B43_NPHY_IQEST_CMD_START)) {
4355 			est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) |
4356 					b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0);
4357 			est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) |
4358 					b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0);
4359 			est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) |
4360 					b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0);
4361 
4362 			est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) |
4363 					b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1);
4364 			est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) |
4365 					b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1);
4366 			est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) |
4367 					b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1);
4368 			return;
4369 		}
4370 		udelay(10);
4371 	}
4372 	memset(est, 0, sizeof(*est));
4373 }
4374 
4375 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
4376 static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
4377 					struct b43_phy_n_iq_comp *pcomp)
4378 {
4379 	if (write) {
4380 		b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
4381 		b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
4382 		b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
4383 		b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
4384 	} else {
4385 		pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
4386 		pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
4387 		pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
4388 		pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
4389 	}
4390 }
4391 
4392 #if 0
4393 /* Ready but not used anywhere */
4394 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
4395 static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
4396 {
4397 	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4398 
4399 	b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
4400 	if (core == 0) {
4401 		b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
4402 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
4403 	} else {
4404 		b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
4405 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
4406 	}
4407 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
4408 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
4409 	b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
4410 	b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
4411 	b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
4412 	b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
4413 	b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
4414 	b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
4415 }
4416 
4417 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
4418 static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
4419 {
4420 	u8 rxval, txval;
4421 	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
4422 
4423 	regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
4424 	if (core == 0) {
4425 		regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
4426 		regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
4427 	} else {
4428 		regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
4429 		regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
4430 	}
4431 	regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
4432 	regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
4433 	regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
4434 	regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
4435 	regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
4436 	regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
4437 	regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
4438 	regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
4439 
4440 	b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
4441 	b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
4442 
4443 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
4444 			~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
4445 			((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
4446 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
4447 			((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
4448 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
4449 			(core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
4450 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
4451 			(core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
4452 
4453 	if (core == 0) {
4454 		b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
4455 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
4456 	} else {
4457 		b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
4458 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
4459 	}
4460 
4461 	b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, 0, 3);
4462 	b43_nphy_rf_ctl_override(dev, 8, 0, 3, false);
4463 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
4464 
4465 	if (core == 0) {
4466 		rxval = 1;
4467 		txval = 8;
4468 	} else {
4469 		rxval = 4;
4470 		txval = 2;
4471 	}
4472 	b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, rxval,
4473 				      core + 1);
4474 	b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, txval,
4475 				      2 - core);
4476 }
4477 #endif
4478 
4479 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
4480 static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
4481 {
4482 	int i;
4483 	s32 iq;
4484 	u32 ii;
4485 	u32 qq;
4486 	int iq_nbits, qq_nbits;
4487 	int arsh, brsh;
4488 	u16 tmp, a, b;
4489 
4490 	struct nphy_iq_est est;
4491 	struct b43_phy_n_iq_comp old;
4492 	struct b43_phy_n_iq_comp new = { };
4493 	bool error = false;
4494 
4495 	if (mask == 0)
4496 		return;
4497 
4498 	b43_nphy_rx_iq_coeffs(dev, false, &old);
4499 	b43_nphy_rx_iq_coeffs(dev, true, &new);
4500 	b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false);
4501 	new = old;
4502 
4503 	for (i = 0; i < 2; i++) {
4504 		if (i == 0 && (mask & 1)) {
4505 			iq = est.iq0_prod;
4506 			ii = est.i0_pwr;
4507 			qq = est.q0_pwr;
4508 		} else if (i == 1 && (mask & 2)) {
4509 			iq = est.iq1_prod;
4510 			ii = est.i1_pwr;
4511 			qq = est.q1_pwr;
4512 		} else {
4513 			continue;
4514 		}
4515 
4516 		if (ii + qq < 2) {
4517 			error = true;
4518 			break;
4519 		}
4520 
4521 		iq_nbits = fls(abs(iq));
4522 		qq_nbits = fls(qq);
4523 
4524 		arsh = iq_nbits - 20;
4525 		if (arsh >= 0) {
4526 			a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh)));
4527 			tmp = ii >> arsh;
4528 		} else {
4529 			a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh)));
4530 			tmp = ii << -arsh;
4531 		}
4532 		if (tmp == 0) {
4533 			error = true;
4534 			break;
4535 		}
4536 		a /= tmp;
4537 
4538 		brsh = qq_nbits - 11;
4539 		if (brsh >= 0) {
4540 			b = (qq << (31 - qq_nbits));
4541 			tmp = ii >> brsh;
4542 		} else {
4543 			b = (qq << (31 - qq_nbits));
4544 			tmp = ii << -brsh;
4545 		}
4546 		if (tmp == 0) {
4547 			error = true;
4548 			break;
4549 		}
4550 		b = int_sqrt(b / tmp - a * a) - (1 << 10);
4551 
4552 		if (i == 0 && (mask & 0x1)) {
4553 			if (dev->phy.rev >= 3) {
4554 				new.a0 = a & 0x3FF;
4555 				new.b0 = b & 0x3FF;
4556 			} else {
4557 				new.a0 = b & 0x3FF;
4558 				new.b0 = a & 0x3FF;
4559 			}
4560 		} else if (i == 1 && (mask & 0x2)) {
4561 			if (dev->phy.rev >= 3) {
4562 				new.a1 = a & 0x3FF;
4563 				new.b1 = b & 0x3FF;
4564 			} else {
4565 				new.a1 = b & 0x3FF;
4566 				new.b1 = a & 0x3FF;
4567 			}
4568 		}
4569 	}
4570 
4571 	if (error)
4572 		new = old;
4573 
4574 	b43_nphy_rx_iq_coeffs(dev, true, &new);
4575 }
4576 
4577 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
4578 static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
4579 {
4580 	u16 array[4];
4581 	b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array);
4582 
4583 	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);
4584 	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);
4585 	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);
4586 	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);
4587 }
4588 
4589 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */
4590 static void b43_nphy_spur_workaround(struct b43_wldev *dev)
4591 {
4592 	struct b43_phy_n *nphy = dev->phy.n;
4593 
4594 	u8 channel = dev->phy.channel;
4595 	int tone[2] = { 57, 58 };
4596 	u32 noise[2] = { 0x3FF, 0x3FF };
4597 
4598 	B43_WARN_ON(dev->phy.rev < 3);
4599 
4600 	if (nphy->hang_avoid)
4601 		b43_nphy_stay_in_carrier_search(dev, 1);
4602 
4603 	if (nphy->gband_spurwar_en) {
4604 		/* TODO: N PHY Adjust Analog Pfbw (7) */
4605 		if (channel == 11 && b43_is_40mhz(dev))
4606 			; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
4607 		else
4608 			; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4609 		/* TODO: N PHY Adjust CRS Min Power (0x1E) */
4610 	}
4611 
4612 	if (nphy->aband_spurwar_en) {
4613 		if (channel == 54) {
4614 			tone[0] = 0x20;
4615 			noise[0] = 0x25F;
4616 		} else if (channel == 38 || channel == 102 || channel == 118) {
4617 			if (0 /* FIXME */) {
4618 				tone[0] = 0x20;
4619 				noise[0] = 0x21F;
4620 			} else {
4621 				tone[0] = 0;
4622 				noise[0] = 0;
4623 			}
4624 		} else if (channel == 134) {
4625 			tone[0] = 0x20;
4626 			noise[0] = 0x21F;
4627 		} else if (channel == 151) {
4628 			tone[0] = 0x10;
4629 			noise[0] = 0x23F;
4630 		} else if (channel == 153 || channel == 161) {
4631 			tone[0] = 0x30;
4632 			noise[0] = 0x23F;
4633 		} else {
4634 			tone[0] = 0;
4635 			noise[0] = 0;
4636 		}
4637 
4638 		if (!tone[0] && !noise[0])
4639 			; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/
4640 		else
4641 			; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
4642 	}
4643 
4644 	if (nphy->hang_avoid)
4645 		b43_nphy_stay_in_carrier_search(dev, 0);
4646 }
4647 
4648 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
4649 static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
4650 {
4651 	struct b43_phy_n *nphy = dev->phy.n;
4652 	int i, j;
4653 	u32 tmp;
4654 	u32 cur_real, cur_imag, real_part, imag_part;
4655 
4656 	u16 buffer[7];
4657 
4658 	if (nphy->hang_avoid)
4659 		b43_nphy_stay_in_carrier_search(dev, true);
4660 
4661 	b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
4662 
4663 	for (i = 0; i < 2; i++) {
4664 		tmp = ((buffer[i * 2] & 0x3FF) << 10) |
4665 			(buffer[i * 2 + 1] & 0x3FF);
4666 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4667 				(((i + 26) << 10) | 320));
4668 		for (j = 0; j < 128; j++) {
4669 			b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4670 					((tmp >> 16) & 0xFFFF));
4671 			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4672 					(tmp & 0xFFFF));
4673 		}
4674 	}
4675 
4676 	for (i = 0; i < 2; i++) {
4677 		tmp = buffer[5 + i];
4678 		real_part = (tmp >> 8) & 0xFF;
4679 		imag_part = (tmp & 0xFF);
4680 		b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
4681 				(((i + 26) << 10) | 448));
4682 
4683 		if (dev->phy.rev >= 3) {
4684 			cur_real = real_part;
4685 			cur_imag = imag_part;
4686 			tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF);
4687 		}
4688 
4689 		for (j = 0; j < 128; j++) {
4690 			if (dev->phy.rev < 3) {
4691 				cur_real = (real_part * loscale[j] + 128) >> 8;
4692 				cur_imag = (imag_part * loscale[j] + 128) >> 8;
4693 				tmp = ((cur_real & 0xFF) << 8) |
4694 					(cur_imag & 0xFF);
4695 			}
4696 			b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
4697 					((tmp >> 16) & 0xFFFF));
4698 			b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
4699 					(tmp & 0xFFFF));
4700 		}
4701 	}
4702 
4703 	if (dev->phy.rev >= 3) {
4704 		b43_shm_write16(dev, B43_SHM_SHARED,
4705 				B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF);
4706 		b43_shm_write16(dev, B43_SHM_SHARED,
4707 				B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF);
4708 	}
4709 
4710 	if (nphy->hang_avoid)
4711 		b43_nphy_stay_in_carrier_search(dev, false);
4712 }
4713 
4714 /*
4715  * Restore RSSI Calibration
4716  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal
4717  */
4718 static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
4719 {
4720 	struct b43_phy_n *nphy = dev->phy.n;
4721 
4722 	u16 *rssical_radio_regs = NULL;
4723 	u16 *rssical_phy_regs = NULL;
4724 
4725 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
4726 		if (!nphy->rssical_chanspec_2G.center_freq)
4727 			return;
4728 		rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
4729 		rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
4730 	} else {
4731 		if (!nphy->rssical_chanspec_5G.center_freq)
4732 			return;
4733 		rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
4734 		rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
4735 	}
4736 
4737 	if (dev->phy.rev >= 19) {
4738 		/* TODO */
4739 	} else if (dev->phy.rev >= 7) {
4740 		b43_radio_maskset(dev, R2057_NB_MASTER_CORE0, ~R2057_VCM_MASK,
4741 				  rssical_radio_regs[0]);
4742 		b43_radio_maskset(dev, R2057_NB_MASTER_CORE1, ~R2057_VCM_MASK,
4743 				  rssical_radio_regs[1]);
4744 	} else {
4745 		b43_radio_maskset(dev, B2056_RX0 | B2056_RX_RSSI_MISC, 0xE3,
4746 				  rssical_radio_regs[0]);
4747 		b43_radio_maskset(dev, B2056_RX1 | B2056_RX_RSSI_MISC, 0xE3,
4748 				  rssical_radio_regs[1]);
4749 	}
4750 
4751 	b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]);
4752 	b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]);
4753 	b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]);
4754 	b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]);
4755 
4756 	b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]);
4757 	b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]);
4758 	b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]);
4759 	b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]);
4760 
4761 	b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]);
4762 	b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]);
4763 	b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]);
4764 	b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]);
4765 }
4766 
4767 static void b43_nphy_tx_cal_radio_setup_rev19(struct b43_wldev *dev)
4768 {
4769 	/* TODO */
4770 }
4771 
4772 static void b43_nphy_tx_cal_radio_setup_rev7(struct b43_wldev *dev)
4773 {
4774 	struct b43_phy *phy = &dev->phy;
4775 	struct b43_phy_n *nphy = dev->phy.n;
4776 	u16 *save = nphy->tx_rx_cal_radio_saveregs;
4777 	int core, off;
4778 	u16 r, tmp;
4779 
4780 	for (core = 0; core < 2; core++) {
4781 		r = core ? 0x20 : 0;
4782 		off = core * 11;
4783 
4784 		save[off + 0] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MASTER);
4785 		save[off + 1] = b43_radio_read(dev, r + R2057_TX0_IQCAL_VCM_HG);
4786 		save[off + 2] = b43_radio_read(dev, r + R2057_TX0_IQCAL_IDAC);
4787 		save[off + 3] = b43_radio_read(dev, r + R2057_TX0_TSSI_VCM);
4788 		save[off + 4] = 0;
4789 		save[off + 5] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MUX);
4790 		if (phy->radio_rev != 5)
4791 			save[off + 6] = b43_radio_read(dev, r + R2057_TX0_TSSIA);
4792 		save[off + 7] = b43_radio_read(dev, r + R2057_TX0_TSSIG);
4793 		save[off + 8] = b43_radio_read(dev, r + R2057_TX0_TSSI_MISC1);
4794 
4795 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4796 			b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0xA);
4797 			b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43);
4798 			b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55);
4799 			b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0);
4800 			b43_radio_write(dev, r + R2057_TX0_TSSIG, 0);
4801 			if (nphy->use_int_tx_iq_lo_cal) {
4802 				b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x4);
4803 				tmp = true ? 0x31 : 0x21; /* TODO */
4804 				b43_radio_write(dev, r + R2057_TX0_TSSIA, tmp);
4805 			}
4806 			b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0x00);
4807 		} else {
4808 			b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0x6);
4809 			b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43);
4810 			b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55);
4811 			b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0);
4812 
4813 			if (phy->radio_rev != 5)
4814 				b43_radio_write(dev, r + R2057_TX0_TSSIA, 0);
4815 			if (nphy->use_int_tx_iq_lo_cal) {
4816 				b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x6);
4817 				tmp = true ? 0x31 : 0x21; /* TODO */
4818 				b43_radio_write(dev, r + R2057_TX0_TSSIG, tmp);
4819 			}
4820 			b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0);
4821 		}
4822 	}
4823 }
4824 
4825 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */
4826 static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
4827 {
4828 	struct b43_phy *phy = &dev->phy;
4829 	struct b43_phy_n *nphy = dev->phy.n;
4830 	u16 *save = nphy->tx_rx_cal_radio_saveregs;
4831 	u16 tmp;
4832 	u8 offset, i;
4833 
4834 	if (phy->rev >= 19) {
4835 		b43_nphy_tx_cal_radio_setup_rev19(dev);
4836 	} else if (phy->rev >= 7) {
4837 		b43_nphy_tx_cal_radio_setup_rev7(dev);
4838 	} else if (phy->rev >= 3) {
4839 	    for (i = 0; i < 2; i++) {
4840 		tmp = (i == 0) ? 0x2000 : 0x3000;
4841 		offset = i * 11;
4842 
4843 		save[offset + 0] = b43_radio_read(dev, B2055_CAL_RVARCTL);
4844 		save[offset + 1] = b43_radio_read(dev, B2055_CAL_LPOCTL);
4845 		save[offset + 2] = b43_radio_read(dev, B2055_CAL_TS);
4846 		save[offset + 3] = b43_radio_read(dev, B2055_CAL_RCCALRTS);
4847 		save[offset + 4] = b43_radio_read(dev, B2055_CAL_RCALRTS);
4848 		save[offset + 5] = b43_radio_read(dev, B2055_PADDRV);
4849 		save[offset + 6] = b43_radio_read(dev, B2055_XOCTL1);
4850 		save[offset + 7] = b43_radio_read(dev, B2055_XOCTL2);
4851 		save[offset + 8] = b43_radio_read(dev, B2055_XOREGUL);
4852 		save[offset + 9] = b43_radio_read(dev, B2055_XOMISC);
4853 		save[offset + 10] = b43_radio_read(dev, B2055_PLL_LFC1);
4854 
4855 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) {
4856 			b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
4857 			b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4858 			b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4859 			b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4860 			b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4861 			if (nphy->ipa5g_on) {
4862 				b43_radio_write(dev, tmp | B2055_PADDRV, 4);
4863 				b43_radio_write(dev, tmp | B2055_XOCTL1, 1);
4864 			} else {
4865 				b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4866 				b43_radio_write(dev, tmp | B2055_XOCTL1, 0x2F);
4867 			}
4868 			b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4869 		} else {
4870 			b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x06);
4871 			b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40);
4872 			b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55);
4873 			b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0);
4874 			b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0);
4875 			b43_radio_write(dev, tmp | B2055_XOCTL1, 0);
4876 			if (nphy->ipa2g_on) {
4877 				b43_radio_write(dev, tmp | B2055_PADDRV, 6);
4878 				b43_radio_write(dev, tmp | B2055_XOCTL2,
4879 					(dev->phy.rev < 5) ? 0x11 : 0x01);
4880 			} else {
4881 				b43_radio_write(dev, tmp | B2055_PADDRV, 0);
4882 				b43_radio_write(dev, tmp | B2055_XOCTL2, 0);
4883 			}
4884 		}
4885 		b43_radio_write(dev, tmp | B2055_XOREGUL, 0);
4886 		b43_radio_write(dev, tmp | B2055_XOMISC, 0);
4887 		b43_radio_write(dev, tmp | B2055_PLL_LFC1, 0);
4888 	    }
4889 	} else {
4890 		save[0] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL1);
4891 		b43_radio_write(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
4892 
4893 		save[1] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL2);
4894 		b43_radio_write(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
4895 
4896 		save[2] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL1);
4897 		b43_radio_write(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
4898 
4899 		save[3] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL2);
4900 		b43_radio_write(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
4901 
4902 		save[3] = b43_radio_read(dev, B2055_C1_PWRDET_RXTX);
4903 		save[4] = b43_radio_read(dev, B2055_C2_PWRDET_RXTX);
4904 
4905 		if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
4906 		    B43_NPHY_BANDCTL_5GHZ)) {
4907 			b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x04);
4908 			b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x04);
4909 		} else {
4910 			b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x20);
4911 			b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x20);
4912 		}
4913 
4914 		if (dev->phy.rev < 2) {
4915 			b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20);
4916 			b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20);
4917 		} else {
4918 			b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20);
4919 			b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20);
4920 		}
4921 	}
4922 }
4923 
4924 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */
4925 static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
4926 {
4927 	struct b43_phy_n *nphy = dev->phy.n;
4928 	int i;
4929 	u16 scale, entry;
4930 
4931 	u16 tmp = nphy->txcal_bbmult;
4932 	if (core == 0)
4933 		tmp >>= 8;
4934 	tmp &= 0xff;
4935 
4936 	for (i = 0; i < 18; i++) {
4937 		scale = (ladder_lo[i].percent * tmp) / 100;
4938 		entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
4939 		b43_ntab_write(dev, B43_NTAB16(15, i), entry);
4940 
4941 		scale = (ladder_iq[i].percent * tmp) / 100;
4942 		entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
4943 		b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
4944 	}
4945 }
4946 
4947 static void b43_nphy_pa_set_tx_dig_filter(struct b43_wldev *dev, u16 offset,
4948 					  const s16 *filter)
4949 {
4950 	int i;
4951 
4952 	offset = B43_PHY_N(offset);
4953 
4954 	for (i = 0; i < 15; i++, offset++)
4955 		b43_phy_write(dev, offset, filter[i]);
4956 }
4957 
4958 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
4959 static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
4960 {
4961 	b43_nphy_pa_set_tx_dig_filter(dev, 0x2C5,
4962 				      tbl_tx_filter_coef_rev4[2]);
4963 }
4964 
4965 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
4966 static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
4967 {
4968 	/* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
4969 	static const u16 offset[] = { 0x186, 0x195, 0x2C5 };
4970 	static const s16 dig_filter_phy_rev16[] = {
4971 		-375, 136, -407, 208, -1527,
4972 		956, 93, 186, 93, 230,
4973 		-44, 230, 201, -191, 201,
4974 	};
4975 	int i;
4976 
4977 	for (i = 0; i < 3; i++)
4978 		b43_nphy_pa_set_tx_dig_filter(dev, offset[i],
4979 					      tbl_tx_filter_coef_rev4[i]);
4980 
4981 	/* Verified with BCM43227 and BCM43228 */
4982 	if (dev->phy.rev == 16)
4983 		b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
4984 
4985 	/* Verified with BCM43131 and BCM43217 */
4986 	if (dev->phy.rev == 17) {
4987 		b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16);
4988 		b43_nphy_pa_set_tx_dig_filter(dev, 0x195,
4989 					      tbl_tx_filter_coef_rev4[1]);
4990 	}
4991 
4992 	if (b43_is_40mhz(dev)) {
4993 		b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
4994 					      tbl_tx_filter_coef_rev4[3]);
4995 	} else {
4996 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
4997 			b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
4998 						      tbl_tx_filter_coef_rev4[5]);
4999 		if (dev->phy.channel == 14)
5000 			b43_nphy_pa_set_tx_dig_filter(dev, 0x186,
5001 						      tbl_tx_filter_coef_rev4[6]);
5002 	}
5003 }
5004 
5005 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
5006 static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
5007 {
5008 	struct b43_phy_n *nphy = dev->phy.n;
5009 
5010 	u16 curr_gain[2];
5011 	struct nphy_txgains target;
5012 	const u32 *table = NULL;
5013 
5014 	if (!nphy->txpwrctrl) {
5015 		int i;
5016 
5017 		if (nphy->hang_avoid)
5018 			b43_nphy_stay_in_carrier_search(dev, true);
5019 		b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
5020 		if (nphy->hang_avoid)
5021 			b43_nphy_stay_in_carrier_search(dev, false);
5022 
5023 		for (i = 0; i < 2; ++i) {
5024 			if (dev->phy.rev >= 7) {
5025 				target.ipa[i] = curr_gain[i] & 0x0007;
5026 				target.pad[i] = (curr_gain[i] & 0x00F8) >> 3;
5027 				target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5028 				target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5029 				target.tx_lpf[i] = (curr_gain[i] & 0x8000) >> 15;
5030 			} else if (dev->phy.rev >= 3) {
5031 				target.ipa[i] = curr_gain[i] & 0x000F;
5032 				target.pad[i] = (curr_gain[i] & 0x00F0) >> 4;
5033 				target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
5034 				target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
5035 			} else {
5036 				target.ipa[i] = curr_gain[i] & 0x0003;
5037 				target.pad[i] = (curr_gain[i] & 0x000C) >> 2;
5038 				target.pga[i] = (curr_gain[i] & 0x0070) >> 4;
5039 				target.txgm[i] = (curr_gain[i] & 0x0380) >> 7;
5040 			}
5041 		}
5042 	} else {
5043 		int i;
5044 		u16 index[2];
5045 		index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) &
5046 			B43_NPHY_TXPCTL_STAT_BIDX) >>
5047 			B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5048 		index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) &
5049 			B43_NPHY_TXPCTL_STAT_BIDX) >>
5050 			B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
5051 
5052 		for (i = 0; i < 2; ++i) {
5053 			table = b43_nphy_get_tx_gain_table(dev);
5054 			if (!table)
5055 				break;
5056 
5057 			if (dev->phy.rev >= 7) {
5058 				target.ipa[i] = (table[index[i]] >> 16) & 0x7;
5059 				target.pad[i] = (table[index[i]] >> 19) & 0x1F;
5060 				target.pga[i] = (table[index[i]] >> 24) & 0xF;
5061 				target.txgm[i] = (table[index[i]] >> 28) & 0x7;
5062 				target.tx_lpf[i] = (table[index[i]] >> 31) & 0x1;
5063 			} else if (dev->phy.rev >= 3) {
5064 				target.ipa[i] = (table[index[i]] >> 16) & 0xF;
5065 				target.pad[i] = (table[index[i]] >> 20) & 0xF;
5066 				target.pga[i] = (table[index[i]] >> 24) & 0xF;
5067 				target.txgm[i] = (table[index[i]] >> 28) & 0xF;
5068 			} else {
5069 				target.ipa[i] = (table[index[i]] >> 16) & 0x3;
5070 				target.pad[i] = (table[index[i]] >> 18) & 0x3;
5071 				target.pga[i] = (table[index[i]] >> 20) & 0x7;
5072 				target.txgm[i] = (table[index[i]] >> 23) & 0x7;
5073 			}
5074 		}
5075 	}
5076 
5077 	return target;
5078 }
5079 
5080 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
5081 static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
5082 {
5083 	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5084 
5085 	if (dev->phy.rev >= 3) {
5086 		b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
5087 		b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
5088 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
5089 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
5090 		b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
5091 		b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
5092 		b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
5093 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
5094 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
5095 		b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
5096 		b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
5097 		b43_nphy_reset_cca(dev);
5098 	} else {
5099 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
5100 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
5101 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
5102 		b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
5103 		b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
5104 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
5105 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
5106 	}
5107 }
5108 
5109 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
5110 static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
5111 {
5112 	struct b43_phy *phy = &dev->phy;
5113 	struct b43_phy_n *nphy = dev->phy.n;
5114 	u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
5115 	u16 tmp;
5116 
5117 	regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
5118 	regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
5119 	if (dev->phy.rev >= 3) {
5120 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
5121 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
5122 
5123 		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
5124 		regs[2] = tmp;
5125 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
5126 
5127 		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5128 		regs[3] = tmp;
5129 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
5130 
5131 		regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
5132 		b43_phy_mask(dev, B43_NPHY_BBCFG,
5133 			     ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
5134 
5135 		tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
5136 		regs[5] = tmp;
5137 		b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
5138 
5139 		tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
5140 		regs[6] = tmp;
5141 		b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
5142 		regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5143 		regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5144 
5145 		if (!nphy->use_int_tx_iq_lo_cal)
5146 			b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5147 						      1, 3);
5148 		else
5149 			b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA,
5150 						      0, 3);
5151 		b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 2, 1);
5152 		b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 8, 2);
5153 
5154 		regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
5155 		regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
5156 		b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
5157 		b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
5158 
5159 		tmp = b43_nphy_read_lpf_ctl(dev, 0);
5160 		if (phy->rev >= 19)
5161 			b43_nphy_rf_ctl_override_rev19(dev, 0x80, tmp, 0, false,
5162 						       1);
5163 		else if (phy->rev >= 7)
5164 			b43_nphy_rf_ctl_override_rev7(dev, 0x80, tmp, 0, false,
5165 						      1);
5166 
5167 		if (nphy->use_int_tx_iq_lo_cal && true /* FIXME */) {
5168 			if (phy->rev >= 19) {
5169 				b43_nphy_rf_ctl_override_rev19(dev, 0x8, 0, 0x3,
5170 							       false, 0);
5171 			} else if (phy->rev >= 8) {
5172 				b43_nphy_rf_ctl_override_rev7(dev, 0x8, 0, 0x3,
5173 							      false, 0);
5174 			} else if (phy->rev == 7) {
5175 				b43_radio_maskset(dev, R2057_OVR_REG0, 1 << 4, 1 << 4);
5176 				if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5177 					b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE0, ~1, 0);
5178 					b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE1, ~1, 0);
5179 				} else {
5180 					b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE0, ~1, 0);
5181 					b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE1, ~1, 0);
5182 				}
5183 			}
5184 		}
5185 	} else {
5186 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
5187 		b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
5188 		tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5189 		regs[2] = tmp;
5190 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
5191 		tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
5192 		regs[3] = tmp;
5193 		tmp |= 0x2000;
5194 		b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
5195 		tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
5196 		regs[4] = tmp;
5197 		tmp |= 0x2000;
5198 		b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
5199 		regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
5200 		regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
5201 		if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ)
5202 			tmp = 0x0180;
5203 		else
5204 			tmp = 0x0120;
5205 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
5206 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
5207 	}
5208 }
5209 
5210 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */
5211 static void b43_nphy_save_cal(struct b43_wldev *dev)
5212 {
5213 	struct b43_phy *phy = &dev->phy;
5214 	struct b43_phy_n *nphy = dev->phy.n;
5215 
5216 	struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5217 	u16 *txcal_radio_regs = NULL;
5218 	struct b43_chanspec *iqcal_chanspec;
5219 	u16 *table = NULL;
5220 
5221 	if (nphy->hang_avoid)
5222 		b43_nphy_stay_in_carrier_search(dev, 1);
5223 
5224 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5225 		rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5226 		txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5227 		iqcal_chanspec = &nphy->iqcal_chanspec_2G;
5228 		table = nphy->cal_cache.txcal_coeffs_2G;
5229 	} else {
5230 		rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5231 		txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5232 		iqcal_chanspec = &nphy->iqcal_chanspec_5G;
5233 		table = nphy->cal_cache.txcal_coeffs_5G;
5234 	}
5235 
5236 	b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs);
5237 	/* TODO use some definitions */
5238 	if (phy->rev >= 19) {
5239 		/* TODO */
5240 	} else if (phy->rev >= 7) {
5241 		txcal_radio_regs[0] = b43_radio_read(dev,
5242 						     R2057_TX0_LOFT_FINE_I);
5243 		txcal_radio_regs[1] = b43_radio_read(dev,
5244 						     R2057_TX0_LOFT_FINE_Q);
5245 		txcal_radio_regs[4] = b43_radio_read(dev,
5246 						     R2057_TX0_LOFT_COARSE_I);
5247 		txcal_radio_regs[5] = b43_radio_read(dev,
5248 						     R2057_TX0_LOFT_COARSE_Q);
5249 		txcal_radio_regs[2] = b43_radio_read(dev,
5250 						     R2057_TX1_LOFT_FINE_I);
5251 		txcal_radio_regs[3] = b43_radio_read(dev,
5252 						     R2057_TX1_LOFT_FINE_Q);
5253 		txcal_radio_regs[6] = b43_radio_read(dev,
5254 						     R2057_TX1_LOFT_COARSE_I);
5255 		txcal_radio_regs[7] = b43_radio_read(dev,
5256 						     R2057_TX1_LOFT_COARSE_Q);
5257 	} else if (phy->rev >= 3) {
5258 		txcal_radio_regs[0] = b43_radio_read(dev, 0x2021);
5259 		txcal_radio_regs[1] = b43_radio_read(dev, 0x2022);
5260 		txcal_radio_regs[2] = b43_radio_read(dev, 0x3021);
5261 		txcal_radio_regs[3] = b43_radio_read(dev, 0x3022);
5262 		txcal_radio_regs[4] = b43_radio_read(dev, 0x2023);
5263 		txcal_radio_regs[5] = b43_radio_read(dev, 0x2024);
5264 		txcal_radio_regs[6] = b43_radio_read(dev, 0x3023);
5265 		txcal_radio_regs[7] = b43_radio_read(dev, 0x3024);
5266 	} else {
5267 		txcal_radio_regs[0] = b43_radio_read(dev, 0x8B);
5268 		txcal_radio_regs[1] = b43_radio_read(dev, 0xBA);
5269 		txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
5270 		txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
5271 	}
5272 	iqcal_chanspec->center_freq = dev->phy.chandef->chan->center_freq;
5273 	iqcal_chanspec->channel_type =
5274 				cfg80211_get_chandef_type(dev->phy.chandef);
5275 	b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
5276 
5277 	if (nphy->hang_avoid)
5278 		b43_nphy_stay_in_carrier_search(dev, 0);
5279 }
5280 
5281 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
5282 static void b43_nphy_restore_cal(struct b43_wldev *dev)
5283 {
5284 	struct b43_phy *phy = &dev->phy;
5285 	struct b43_phy_n *nphy = dev->phy.n;
5286 
5287 	u16 coef[4];
5288 	u16 *loft = NULL;
5289 	u16 *table = NULL;
5290 
5291 	int i;
5292 	u16 *txcal_radio_regs = NULL;
5293 	struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
5294 
5295 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5296 		if (!nphy->iqcal_chanspec_2G.center_freq)
5297 			return;
5298 		table = nphy->cal_cache.txcal_coeffs_2G;
5299 		loft = &nphy->cal_cache.txcal_coeffs_2G[5];
5300 	} else {
5301 		if (!nphy->iqcal_chanspec_5G.center_freq)
5302 			return;
5303 		table = nphy->cal_cache.txcal_coeffs_5G;
5304 		loft = &nphy->cal_cache.txcal_coeffs_5G[5];
5305 	}
5306 
5307 	b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
5308 
5309 	for (i = 0; i < 4; i++) {
5310 		if (dev->phy.rev >= 3)
5311 			table[i] = coef[i];
5312 		else
5313 			coef[i] = 0;
5314 	}
5315 
5316 	b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
5317 	b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
5318 	b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
5319 
5320 	if (dev->phy.rev < 2)
5321 		b43_nphy_tx_iq_workaround(dev);
5322 
5323 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
5324 		txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
5325 		rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
5326 	} else {
5327 		txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
5328 		rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
5329 	}
5330 
5331 	/* TODO use some definitions */
5332 	if (phy->rev >= 19) {
5333 		/* TODO */
5334 	} else if (phy->rev >= 7) {
5335 		b43_radio_write(dev, R2057_TX0_LOFT_FINE_I,
5336 				txcal_radio_regs[0]);
5337 		b43_radio_write(dev, R2057_TX0_LOFT_FINE_Q,
5338 				txcal_radio_regs[1]);
5339 		b43_radio_write(dev, R2057_TX0_LOFT_COARSE_I,
5340 				txcal_radio_regs[4]);
5341 		b43_radio_write(dev, R2057_TX0_LOFT_COARSE_Q,
5342 				txcal_radio_regs[5]);
5343 		b43_radio_write(dev, R2057_TX1_LOFT_FINE_I,
5344 				txcal_radio_regs[2]);
5345 		b43_radio_write(dev, R2057_TX1_LOFT_FINE_Q,
5346 				txcal_radio_regs[3]);
5347 		b43_radio_write(dev, R2057_TX1_LOFT_COARSE_I,
5348 				txcal_radio_regs[6]);
5349 		b43_radio_write(dev, R2057_TX1_LOFT_COARSE_Q,
5350 				txcal_radio_regs[7]);
5351 	} else if (phy->rev >= 3) {
5352 		b43_radio_write(dev, 0x2021, txcal_radio_regs[0]);
5353 		b43_radio_write(dev, 0x2022, txcal_radio_regs[1]);
5354 		b43_radio_write(dev, 0x3021, txcal_radio_regs[2]);
5355 		b43_radio_write(dev, 0x3022, txcal_radio_regs[3]);
5356 		b43_radio_write(dev, 0x2023, txcal_radio_regs[4]);
5357 		b43_radio_write(dev, 0x2024, txcal_radio_regs[5]);
5358 		b43_radio_write(dev, 0x3023, txcal_radio_regs[6]);
5359 		b43_radio_write(dev, 0x3024, txcal_radio_regs[7]);
5360 	} else {
5361 		b43_radio_write(dev, 0x8B, txcal_radio_regs[0]);
5362 		b43_radio_write(dev, 0xBA, txcal_radio_regs[1]);
5363 		b43_radio_write(dev, 0x8D, txcal_radio_regs[2]);
5364 		b43_radio_write(dev, 0xBC, txcal_radio_regs[3]);
5365 	}
5366 	b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs);
5367 }
5368 
5369 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */
5370 static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
5371 				struct nphy_txgains target,
5372 				bool full, bool mphase)
5373 {
5374 	struct b43_phy *phy = &dev->phy;
5375 	struct b43_phy_n *nphy = dev->phy.n;
5376 	int i;
5377 	int error = 0;
5378 	int freq;
5379 	bool avoid = false;
5380 	u8 length;
5381 	u16 tmp, core, type, count, max, numb, last = 0, cmd;
5382 	const u16 *table;
5383 	bool phy6or5x;
5384 
5385 	u16 buffer[11];
5386 	u16 diq_start = 0;
5387 	u16 save[2];
5388 	u16 gain[2];
5389 	struct nphy_iqcal_params params[2];
5390 	bool updated[2] = { };
5391 
5392 	b43_nphy_stay_in_carrier_search(dev, true);
5393 
5394 	if (dev->phy.rev >= 4) {
5395 		avoid = nphy->hang_avoid;
5396 		nphy->hang_avoid = false;
5397 	}
5398 
5399 	b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5400 
5401 	for (i = 0; i < 2; i++) {
5402 		b43_nphy_iq_cal_gain_params(dev, i, target, &params[i]);
5403 		gain[i] = params[i].cal_gain;
5404 	}
5405 
5406 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
5407 
5408 	b43_nphy_tx_cal_radio_setup(dev);
5409 	b43_nphy_tx_cal_phy_setup(dev);
5410 
5411 	phy6or5x = dev->phy.rev >= 6 ||
5412 		(dev->phy.rev == 5 && nphy->ipa2g_on &&
5413 		b43_current_band(dev->wl) == NL80211_BAND_2GHZ);
5414 	if (phy6or5x) {
5415 		if (b43_is_40mhz(dev)) {
5416 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5417 					tbl_tx_iqlo_cal_loft_ladder_40);
5418 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5419 					tbl_tx_iqlo_cal_iqimb_ladder_40);
5420 		} else {
5421 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
5422 					tbl_tx_iqlo_cal_loft_ladder_20);
5423 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
5424 					tbl_tx_iqlo_cal_iqimb_ladder_20);
5425 		}
5426 	}
5427 
5428 	if (phy->rev >= 19) {
5429 		/* TODO */
5430 	} else if (phy->rev >= 7) {
5431 		b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AD9);
5432 	} else {
5433 		b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
5434 	}
5435 
5436 	if (!b43_is_40mhz(dev))
5437 		freq = 2500;
5438 	else
5439 		freq = 5000;
5440 
5441 	if (nphy->mphase_cal_phase_id > 2)
5442 		b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8,
5443 				     0xFFFF, 0, true, false, false);
5444 	else
5445 		error = b43_nphy_tx_tone(dev, freq, 250, true, false, false);
5446 
5447 	if (error == 0) {
5448 		if (nphy->mphase_cal_phase_id > 2) {
5449 			table = nphy->mphase_txcal_bestcoeffs;
5450 			length = 11;
5451 			if (dev->phy.rev < 3)
5452 				length -= 2;
5453 		} else {
5454 			if (!full && nphy->txiqlocal_coeffsvalid) {
5455 				table = nphy->txiqlocal_bestc;
5456 				length = 11;
5457 				if (dev->phy.rev < 3)
5458 					length -= 2;
5459 			} else {
5460 				full = true;
5461 				if (dev->phy.rev >= 3) {
5462 					table = tbl_tx_iqlo_cal_startcoefs_nphyrev3;
5463 					length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3;
5464 				} else {
5465 					table = tbl_tx_iqlo_cal_startcoefs;
5466 					length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS;
5467 				}
5468 			}
5469 		}
5470 
5471 		b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
5472 
5473 		if (full) {
5474 			if (dev->phy.rev >= 3)
5475 				max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3;
5476 			else
5477 				max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL;
5478 		} else {
5479 			if (dev->phy.rev >= 3)
5480 				max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3;
5481 			else
5482 				max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL;
5483 		}
5484 
5485 		if (mphase) {
5486 			count = nphy->mphase_txcal_cmdidx;
5487 			numb = min(max,
5488 				(u16)(count + nphy->mphase_txcal_numcmds));
5489 		} else {
5490 			count = 0;
5491 			numb = max;
5492 		}
5493 
5494 		for (; count < numb; count++) {
5495 			if (full) {
5496 				if (dev->phy.rev >= 3)
5497 					cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count];
5498 				else
5499 					cmd = tbl_tx_iqlo_cal_cmds_fullcal[count];
5500 			} else {
5501 				if (dev->phy.rev >= 3)
5502 					cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count];
5503 				else
5504 					cmd = tbl_tx_iqlo_cal_cmds_recal[count];
5505 			}
5506 
5507 			core = (cmd & 0x3000) >> 12;
5508 			type = (cmd & 0x0F00) >> 8;
5509 
5510 			if (phy6or5x && !updated[core]) {
5511 				b43_nphy_update_tx_cal_ladder(dev, core);
5512 				updated[core] = true;
5513 			}
5514 
5515 			tmp = (params[core].ncorr[type] << 8) | 0x66;
5516 			b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
5517 
5518 			if (type == 1 || type == 3 || type == 4) {
5519 				buffer[0] = b43_ntab_read(dev,
5520 						B43_NTAB16(15, 69 + core));
5521 				diq_start = buffer[0];
5522 				buffer[0] = 0;
5523 				b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
5524 						0);
5525 			}
5526 
5527 			b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
5528 			for (i = 0; i < 2000; i++) {
5529 				tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD);
5530 				if (tmp & 0xC000)
5531 					break;
5532 				udelay(10);
5533 			}
5534 
5535 			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5536 						buffer);
5537 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
5538 						buffer);
5539 
5540 			if (type == 1 || type == 3 || type == 4)
5541 				buffer[0] = diq_start;
5542 		}
5543 
5544 		if (mphase)
5545 			nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb;
5546 
5547 		last = (dev->phy.rev < 3) ? 6 : 7;
5548 
5549 		if (!mphase || nphy->mphase_cal_phase_id == last) {
5550 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
5551 			b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
5552 			if (dev->phy.rev < 3) {
5553 				buffer[0] = 0;
5554 				buffer[1] = 0;
5555 				buffer[2] = 0;
5556 				buffer[3] = 0;
5557 			}
5558 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5559 						buffer);
5560 			b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2,
5561 						buffer);
5562 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5563 						buffer);
5564 			b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5565 						buffer);
5566 			length = 11;
5567 			if (dev->phy.rev < 3)
5568 				length -= 2;
5569 			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5570 						nphy->txiqlocal_bestc);
5571 			nphy->txiqlocal_coeffsvalid = true;
5572 			nphy->txiqlocal_chanspec.center_freq =
5573 						phy->chandef->chan->center_freq;
5574 			nphy->txiqlocal_chanspec.channel_type =
5575 					cfg80211_get_chandef_type(phy->chandef);
5576 		} else {
5577 			length = 11;
5578 			if (dev->phy.rev < 3)
5579 				length -= 2;
5580 			b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
5581 						nphy->mphase_txcal_bestcoeffs);
5582 		}
5583 
5584 		b43_nphy_stop_playback(dev);
5585 		b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
5586 	}
5587 
5588 	b43_nphy_tx_cal_phy_cleanup(dev);
5589 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
5590 
5591 	if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
5592 		b43_nphy_tx_iq_workaround(dev);
5593 
5594 	if (dev->phy.rev >= 4)
5595 		nphy->hang_avoid = avoid;
5596 
5597 	b43_nphy_stay_in_carrier_search(dev, false);
5598 
5599 	return error;
5600 }
5601 
5602 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */
5603 static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev)
5604 {
5605 	struct b43_phy_n *nphy = dev->phy.n;
5606 	u8 i;
5607 	u16 buffer[7];
5608 	bool equal = true;
5609 
5610 	if (!nphy->txiqlocal_coeffsvalid ||
5611 	    nphy->txiqlocal_chanspec.center_freq != dev->phy.chandef->chan->center_freq ||
5612 	    nphy->txiqlocal_chanspec.channel_type != cfg80211_get_chandef_type(dev->phy.chandef))
5613 		return;
5614 
5615 	b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
5616 	for (i = 0; i < 4; i++) {
5617 		if (buffer[i] != nphy->txiqlocal_bestc[i]) {
5618 			equal = false;
5619 			break;
5620 		}
5621 	}
5622 
5623 	if (!equal) {
5624 		b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4,
5625 					nphy->txiqlocal_bestc);
5626 		for (i = 0; i < 4; i++)
5627 			buffer[i] = 0;
5628 		b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
5629 					buffer);
5630 		b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
5631 					&nphy->txiqlocal_bestc[5]);
5632 		b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
5633 					&nphy->txiqlocal_bestc[5]);
5634 	}
5635 }
5636 
5637 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */
5638 static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
5639 			struct nphy_txgains target, u8 type, bool debug)
5640 {
5641 	struct b43_phy_n *nphy = dev->phy.n;
5642 	int i, j, index;
5643 	u8 rfctl[2];
5644 	u8 afectl_core;
5645 	u16 tmp[6];
5646 	u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
5647 	u32 real, imag;
5648 	enum nl80211_band band;
5649 
5650 	u8 use;
5651 	u16 cur_hpf;
5652 	u16 lna[3] = { 3, 3, 1 };
5653 	u16 hpf1[3] = { 7, 2, 0 };
5654 	u16 hpf2[3] = { 2, 0, 0 };
5655 	u32 power[3] = { };
5656 	u16 gain_save[2];
5657 	u16 cal_gain[2];
5658 	struct nphy_iqcal_params cal_params[2];
5659 	struct nphy_iq_est est;
5660 	int ret = 0;
5661 	bool playtone = true;
5662 	int desired = 13;
5663 
5664 	b43_nphy_stay_in_carrier_search(dev, 1);
5665 
5666 	if (dev->phy.rev < 2)
5667 		b43_nphy_reapply_tx_cal_coeffs(dev);
5668 	b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5669 	for (i = 0; i < 2; i++) {
5670 		b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
5671 		cal_gain[i] = cal_params[i].cal_gain;
5672 	}
5673 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
5674 
5675 	for (i = 0; i < 2; i++) {
5676 		if (i == 0) {
5677 			rfctl[0] = B43_NPHY_RFCTL_INTC1;
5678 			rfctl[1] = B43_NPHY_RFCTL_INTC2;
5679 			afectl_core = B43_NPHY_AFECTL_C1;
5680 		} else {
5681 			rfctl[0] = B43_NPHY_RFCTL_INTC2;
5682 			rfctl[1] = B43_NPHY_RFCTL_INTC1;
5683 			afectl_core = B43_NPHY_AFECTL_C2;
5684 		}
5685 
5686 		tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
5687 		tmp[2] = b43_phy_read(dev, afectl_core);
5688 		tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
5689 		tmp[4] = b43_phy_read(dev, rfctl[0]);
5690 		tmp[5] = b43_phy_read(dev, rfctl[1]);
5691 
5692 		b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
5693 				~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
5694 				((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
5695 		b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
5696 				(1 - i));
5697 		b43_phy_set(dev, afectl_core, 0x0006);
5698 		b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006);
5699 
5700 		band = b43_current_band(dev->wl);
5701 
5702 		if (nphy->rxcalparams & 0xFF000000) {
5703 			if (band == NL80211_BAND_5GHZ)
5704 				b43_phy_write(dev, rfctl[0], 0x140);
5705 			else
5706 				b43_phy_write(dev, rfctl[0], 0x110);
5707 		} else {
5708 			if (band == NL80211_BAND_5GHZ)
5709 				b43_phy_write(dev, rfctl[0], 0x180);
5710 			else
5711 				b43_phy_write(dev, rfctl[0], 0x120);
5712 		}
5713 
5714 		if (band == NL80211_BAND_5GHZ)
5715 			b43_phy_write(dev, rfctl[1], 0x148);
5716 		else
5717 			b43_phy_write(dev, rfctl[1], 0x114);
5718 
5719 		if (nphy->rxcalparams & 0x10000) {
5720 			b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC,
5721 					(i + 1));
5722 			b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC,
5723 					(2 - i));
5724 		}
5725 
5726 		for (j = 0; j < 4; j++) {
5727 			if (j < 3) {
5728 				cur_lna = lna[j];
5729 				cur_hpf1 = hpf1[j];
5730 				cur_hpf2 = hpf2[j];
5731 			} else {
5732 				if (power[1] > 10000) {
5733 					use = 1;
5734 					cur_hpf = cur_hpf1;
5735 					index = 2;
5736 				} else {
5737 					if (power[0] > 10000) {
5738 						use = 1;
5739 						cur_hpf = cur_hpf1;
5740 						index = 1;
5741 					} else {
5742 						index = 0;
5743 						use = 2;
5744 						cur_hpf = cur_hpf2;
5745 					}
5746 				}
5747 				cur_lna = lna[index];
5748 				cur_hpf1 = hpf1[index];
5749 				cur_hpf2 = hpf2[index];
5750 				cur_hpf += desired - hweight32(power[index]);
5751 				cur_hpf = clamp_val(cur_hpf, 0, 10);
5752 				if (use == 1)
5753 					cur_hpf1 = cur_hpf;
5754 				else
5755 					cur_hpf2 = cur_hpf;
5756 			}
5757 
5758 			tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
5759 					(cur_lna << 2));
5760 			b43_nphy_rf_ctl_override(dev, 0x400, tmp[0], 3,
5761 									false);
5762 			b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5763 			b43_nphy_stop_playback(dev);
5764 
5765 			if (playtone) {
5766 				ret = b43_nphy_tx_tone(dev, 4000,
5767 						(nphy->rxcalparams & 0xFFFF),
5768 						false, false, true);
5769 				playtone = false;
5770 			} else {
5771 				b43_nphy_run_samples(dev, 160, 0xFFFF, 0, false,
5772 						     false, true);
5773 			}
5774 
5775 			if (ret == 0) {
5776 				if (j < 3) {
5777 					b43_nphy_rx_iq_est(dev, &est, 1024, 32,
5778 									false);
5779 					if (i == 0) {
5780 						real = est.i0_pwr;
5781 						imag = est.q0_pwr;
5782 					} else {
5783 						real = est.i1_pwr;
5784 						imag = est.q1_pwr;
5785 					}
5786 					power[i] = ((real + imag) / 1024) + 1;
5787 				} else {
5788 					b43_nphy_calc_rx_iq_comp(dev, 1 << i);
5789 				}
5790 				b43_nphy_stop_playback(dev);
5791 			}
5792 
5793 			if (ret != 0)
5794 				break;
5795 		}
5796 
5797 		b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC);
5798 		b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC);
5799 		b43_phy_write(dev, rfctl[1], tmp[5]);
5800 		b43_phy_write(dev, rfctl[0], tmp[4]);
5801 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]);
5802 		b43_phy_write(dev, afectl_core, tmp[2]);
5803 		b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]);
5804 
5805 		if (ret != 0)
5806 			break;
5807 	}
5808 
5809 	b43_nphy_rf_ctl_override(dev, 0x400, 0, 3, true);
5810 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5811 	b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
5812 
5813 	b43_nphy_stay_in_carrier_search(dev, 0);
5814 
5815 	return ret;
5816 }
5817 
5818 static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev,
5819 			struct nphy_txgains target, u8 type, bool debug)
5820 {
5821 	return -1;
5822 }
5823 
5824 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */
5825 static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
5826 			struct nphy_txgains target, u8 type, bool debug)
5827 {
5828 	if (dev->phy.rev >= 7)
5829 		type = 0;
5830 
5831 	if (dev->phy.rev >= 3)
5832 		return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
5833 	else
5834 		return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
5835 }
5836 
5837 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */
5838 static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask)
5839 {
5840 	struct b43_phy *phy = &dev->phy;
5841 	struct b43_phy_n *nphy = phy->n;
5842 	/* u16 buf[16]; it's rev3+ */
5843 
5844 	nphy->phyrxchain = mask;
5845 
5846 	if (0 /* FIXME clk */)
5847 		return;
5848 
5849 	b43_mac_suspend(dev);
5850 
5851 	if (nphy->hang_avoid)
5852 		b43_nphy_stay_in_carrier_search(dev, true);
5853 
5854 	b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
5855 			(mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT);
5856 
5857 	if ((mask & 0x3) != 0x3) {
5858 		b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1);
5859 		if (dev->phy.rev >= 3) {
5860 			/* TODO */
5861 		}
5862 	} else {
5863 		b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E);
5864 		if (dev->phy.rev >= 3) {
5865 			/* TODO */
5866 		}
5867 	}
5868 
5869 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
5870 
5871 	if (nphy->hang_avoid)
5872 		b43_nphy_stay_in_carrier_search(dev, false);
5873 
5874 	b43_mac_enable(dev);
5875 }
5876 
5877 static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
5878 							bool ignore_tssi)
5879 {
5880 	struct b43_phy *phy = &dev->phy;
5881 	struct b43_phy_n *nphy = dev->phy.n;
5882 	struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
5883 	struct b43_ppr *ppr = &nphy->tx_pwr_max_ppr;
5884 	u8 max; /* qdBm */
5885 
5886 	if (nphy->tx_pwr_last_recalc_freq == channel->center_freq &&
5887 	    nphy->tx_pwr_last_recalc_limit == phy->desired_txpower)
5888 		return B43_TXPWR_RES_DONE;
5889 
5890 	/* Make sure we have a clean PPR */
5891 	b43_ppr_clear(dev, ppr);
5892 
5893 	/* HW limitations */
5894 	b43_ppr_load_max_from_sprom(dev, ppr, B43_BAND_2G);
5895 
5896 	/* Regulatory & user settings */
5897 	max = INT_TO_Q52(phy->chandef->chan->max_power);
5898 	if (phy->desired_txpower)
5899 		max = min_t(u8, max, INT_TO_Q52(phy->desired_txpower));
5900 	b43_ppr_apply_max(dev, ppr, max);
5901 	if (b43_debug(dev, B43_DBG_XMITPOWER))
5902 		b43dbg(dev->wl, "Calculated TX power: " Q52_FMT "\n",
5903 		       Q52_ARG(b43_ppr_get_max(dev, ppr)));
5904 
5905 	/* TODO: Enable this once we get gains working */
5906 #if 0
5907 	/* Some extra gains */
5908 	hw_gain = 6; /* N-PHY specific */
5909 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
5910 		hw_gain += sprom->antenna_gain.a0;
5911 	else
5912 		hw_gain += sprom->antenna_gain.a1;
5913 	b43_ppr_add(dev, ppr, -hw_gain);
5914 #endif
5915 
5916 	/* Make sure we didn't go too low */
5917 	b43_ppr_apply_min(dev, ppr, INT_TO_Q52(8));
5918 
5919 	/* Apply */
5920 	b43_mac_suspend(dev);
5921 	b43_nphy_tx_power_ctl_setup(dev);
5922 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
5923 		b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_PHY_LOCK);
5924 		b43_read32(dev, B43_MMIO_MACCTL);
5925 		udelay(1);
5926 	}
5927 	b43_nphy_tx_power_ctrl(dev, nphy->txpwrctrl);
5928 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12)
5929 		b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PHY_LOCK, 0);
5930 	b43_mac_enable(dev);
5931 
5932 	nphy->tx_pwr_last_recalc_freq = channel->center_freq;
5933 	nphy->tx_pwr_last_recalc_limit = phy->desired_txpower;
5934 
5935 	return B43_TXPWR_RES_DONE;
5936 }
5937 
5938 /**************************************************
5939  * N-PHY init
5940  **************************************************/
5941 
5942 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
5943 static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
5944 {
5945 	u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
5946 
5947 	mimocfg |= B43_NPHY_MIMOCFG_AUTO;
5948 	if (preamble == 1)
5949 		mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
5950 	else
5951 		mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
5952 
5953 	b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
5954 }
5955 
5956 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */
5957 static void b43_nphy_bphy_init(struct b43_wldev *dev)
5958 {
5959 	unsigned int i;
5960 	u16 val;
5961 
5962 	val = 0x1E1F;
5963 	for (i = 0; i < 16; i++) {
5964 		b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
5965 		val -= 0x202;
5966 	}
5967 	val = 0x3E3F;
5968 	for (i = 0; i < 16; i++) {
5969 		b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
5970 		val -= 0x202;
5971 	}
5972 	b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
5973 }
5974 
5975 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */
5976 static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
5977 {
5978 	if (dev->phy.rev >= 7)
5979 		return;
5980 
5981 	if (dev->phy.rev >= 3) {
5982 		if (!init)
5983 			return;
5984 		if (0 /* FIXME */) {
5985 			b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211);
5986 			b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222);
5987 			b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144);
5988 			b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188);
5989 		}
5990 	} else {
5991 		b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0);
5992 		b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
5993 
5994 		switch (dev->dev->bus_type) {
5995 #ifdef CONFIG_B43_BCMA
5996 		case B43_BUS_BCMA:
5997 			bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc,
5998 						 0xFC00, 0xFC00);
5999 			break;
6000 #endif
6001 #ifdef CONFIG_B43_SSB
6002 		case B43_BUS_SSB:
6003 			ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco,
6004 						0xFC00, 0xFC00);
6005 			break;
6006 #endif
6007 		}
6008 
6009 		b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0);
6010 		b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xFC00);
6011 		b43_maskset16(dev, B43_MMIO_GPIO_CONTROL, (~0xFC00 & 0xFFFF),
6012 			      0);
6013 
6014 		if (init) {
6015 			b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
6016 			b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
6017 			b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
6018 			b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
6019 		}
6020 	}
6021 }
6022 
6023 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */
6024 static int b43_phy_initn(struct b43_wldev *dev)
6025 {
6026 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
6027 	struct b43_phy *phy = &dev->phy;
6028 	struct b43_phy_n *nphy = phy->n;
6029 	u8 tx_pwr_state;
6030 	struct nphy_txgains target;
6031 	u16 tmp;
6032 	bool do_rssi_cal;
6033 
6034 	u16 clip[2];
6035 	bool do_cal = false;
6036 
6037 	if ((dev->phy.rev >= 3) &&
6038 	   (sprom->boardflags_lo & B43_BFL_EXTLNA) &&
6039 	   (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)) {
6040 		switch (dev->dev->bus_type) {
6041 #ifdef CONFIG_B43_BCMA
6042 		case B43_BUS_BCMA:
6043 			bcma_cc_set32(&dev->dev->bdev->bus->drv_cc,
6044 				      BCMA_CC_CHIPCTL, 0x40);
6045 			break;
6046 #endif
6047 #ifdef CONFIG_B43_SSB
6048 		case B43_BUS_SSB:
6049 			chipco_set32(&dev->dev->sdev->bus->chipco,
6050 				     SSB_CHIPCO_CHIPCTL, 0x40);
6051 			break;
6052 #endif
6053 		}
6054 	}
6055 	nphy->use_int_tx_iq_lo_cal = b43_nphy_ipa(dev) ||
6056 		phy->rev >= 7 ||
6057 		(phy->rev >= 5 &&
6058 		 sprom->boardflags2_hi & B43_BFH2_INTERNDET_TXIQCAL);
6059 	nphy->deaf_count = 0;
6060 	b43_nphy_tables_init(dev);
6061 	nphy->crsminpwr_adjusted = false;
6062 	nphy->noisevars_adjusted = false;
6063 
6064 	/* Clear all overrides */
6065 	if (dev->phy.rev >= 3) {
6066 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
6067 		b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6068 		if (phy->rev >= 7) {
6069 			b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0);
6070 			b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0);
6071 			b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0);
6072 			b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0);
6073 		}
6074 		if (phy->rev >= 19) {
6075 			/* TODO */
6076 		}
6077 
6078 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0);
6079 		b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0);
6080 	} else {
6081 		b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
6082 	}
6083 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0);
6084 	b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0);
6085 	if (dev->phy.rev < 6) {
6086 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
6087 		b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0);
6088 	}
6089 	b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
6090 		     ~(B43_NPHY_RFSEQMODE_CAOVER |
6091 		       B43_NPHY_RFSEQMODE_TROVER));
6092 	if (dev->phy.rev >= 3)
6093 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0);
6094 	b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0);
6095 
6096 	if (dev->phy.rev <= 2) {
6097 		tmp = (dev->phy.rev == 2) ? 0x3B : 0x40;
6098 		b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
6099 				~B43_NPHY_BPHY_CTL3_SCALE,
6100 				tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
6101 	}
6102 	b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20);
6103 	b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20);
6104 
6105 	if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
6106 	    (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6107 	     dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93))
6108 		b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0);
6109 	else
6110 		b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8);
6111 	b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8);
6112 	b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
6113 	b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
6114 
6115 	if (phy->rev < 8)
6116 		b43_nphy_update_mimo_config(dev, nphy->preamble_override);
6117 
6118 	b43_nphy_update_txrx_chain(dev);
6119 
6120 	if (phy->rev < 2) {
6121 		b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
6122 		b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
6123 	}
6124 
6125 	if (b43_nphy_ipa(dev)) {
6126 		b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
6127 		b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
6128 				nphy->papd_epsilon_offset[0] << 7);
6129 		b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
6130 		b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
6131 				nphy->papd_epsilon_offset[1] << 7);
6132 		b43_nphy_int_pa_set_tx_dig_filters(dev);
6133 	} else if (phy->rev >= 5) {
6134 		b43_nphy_ext_pa_set_tx_dig_filters(dev);
6135 	}
6136 
6137 	b43_nphy_workarounds(dev);
6138 
6139 	/* Reset CCA, in init code it differs a little from standard way */
6140 	b43_phy_force_clock(dev, 1);
6141 	tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
6142 	b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
6143 	b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
6144 	b43_phy_force_clock(dev, 0);
6145 
6146 	b43_mac_phy_clock_set(dev, true);
6147 
6148 	if (phy->rev < 7) {
6149 		b43_nphy_pa_override(dev, false);
6150 		b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
6151 		b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
6152 		b43_nphy_pa_override(dev, true);
6153 	}
6154 
6155 	b43_nphy_classifier(dev, 0, 0);
6156 	b43_nphy_read_clip_detection(dev, clip);
6157 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6158 		b43_nphy_bphy_init(dev);
6159 
6160 	tx_pwr_state = nphy->txpwrctrl;
6161 	b43_nphy_tx_power_ctrl(dev, false);
6162 	b43_nphy_tx_power_fix(dev);
6163 	b43_nphy_tx_power_ctl_idle_tssi(dev);
6164 	b43_nphy_tx_power_ctl_setup(dev);
6165 	b43_nphy_tx_gain_table_upload(dev);
6166 
6167 	if (nphy->phyrxchain != 3)
6168 		b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
6169 	if (nphy->mphase_cal_phase_id > 0)
6170 		;/* TODO PHY Periodic Calibration Multi-Phase Restart */
6171 
6172 	do_rssi_cal = false;
6173 	if (phy->rev >= 3) {
6174 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6175 			do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq;
6176 		else
6177 			do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq;
6178 
6179 		if (do_rssi_cal)
6180 			b43_nphy_rssi_cal(dev);
6181 		else
6182 			b43_nphy_restore_rssi_cal(dev);
6183 	} else {
6184 		b43_nphy_rssi_cal(dev);
6185 	}
6186 
6187 	if (!((nphy->measure_hold & 0x6) != 0)) {
6188 		if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6189 			do_cal = !nphy->iqcal_chanspec_2G.center_freq;
6190 		else
6191 			do_cal = !nphy->iqcal_chanspec_5G.center_freq;
6192 
6193 		if (nphy->mute)
6194 			do_cal = false;
6195 
6196 		if (do_cal) {
6197 			target = b43_nphy_get_tx_gains(dev);
6198 
6199 			if (nphy->antsel_type == 2)
6200 				b43_nphy_superswitch_init(dev, true);
6201 			if (nphy->perical != 2) {
6202 				b43_nphy_rssi_cal(dev);
6203 				if (phy->rev >= 3) {
6204 					nphy->cal_orig_pwr_idx[0] =
6205 					    nphy->txpwrindex[0].index_internal;
6206 					nphy->cal_orig_pwr_idx[1] =
6207 					    nphy->txpwrindex[1].index_internal;
6208 					/* TODO N PHY Pre Calibrate TX Gain */
6209 					target = b43_nphy_get_tx_gains(dev);
6210 				}
6211 				if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false))
6212 					if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0)
6213 						b43_nphy_save_cal(dev);
6214 			} else if (nphy->mphase_cal_phase_id == 0)
6215 				;/* N PHY Periodic Calibration with arg 3 */
6216 		} else {
6217 			b43_nphy_restore_cal(dev);
6218 		}
6219 	}
6220 
6221 	b43_nphy_tx_pwr_ctrl_coef_setup(dev);
6222 	b43_nphy_tx_power_ctrl(dev, tx_pwr_state);
6223 	b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015);
6224 	b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320);
6225 	if (phy->rev >= 3 && phy->rev <= 6)
6226 		b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0032);
6227 	b43_nphy_tx_lpf_bw(dev);
6228 	if (phy->rev >= 3)
6229 		b43_nphy_spur_workaround(dev);
6230 
6231 	return 0;
6232 }
6233 
6234 /**************************************************
6235  * Channel switching ops.
6236  **************************************************/
6237 
6238 static void b43_chantab_phy_upload(struct b43_wldev *dev,
6239 				   const struct b43_phy_n_sfo_cfg *e)
6240 {
6241 	b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a);
6242 	b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2);
6243 	b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3);
6244 	b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4);
6245 	b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5);
6246 	b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6);
6247 }
6248 
6249 /* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */
6250 static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid)
6251 {
6252 	switch (dev->dev->bus_type) {
6253 #ifdef CONFIG_B43_BCMA
6254 	case B43_BUS_BCMA:
6255 		bcma_pmu_spuravoid_pllupdate(&dev->dev->bdev->bus->drv_cc,
6256 					     avoid);
6257 		break;
6258 #endif
6259 #ifdef CONFIG_B43_SSB
6260 	case B43_BUS_SSB:
6261 		ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
6262 					    avoid);
6263 		break;
6264 #endif
6265 	}
6266 }
6267 
6268 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
6269 static void b43_nphy_channel_setup(struct b43_wldev *dev,
6270 				const struct b43_phy_n_sfo_cfg *e,
6271 				struct ieee80211_channel *new_channel)
6272 {
6273 	struct b43_phy *phy = &dev->phy;
6274 	struct b43_phy_n *nphy = dev->phy.n;
6275 	int ch = new_channel->hw_value;
6276 	u16 tmp16;
6277 
6278 	if (new_channel->band == NL80211_BAND_5GHZ) {
6279 		/* Switch to 2 GHz for a moment to access B43_PHY_B_BBCFG */
6280 		b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6281 
6282 		tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6283 		b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6284 		/* Put BPHY in the reset */
6285 		b43_phy_set(dev, B43_PHY_B_BBCFG,
6286 			    B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX);
6287 		b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6288 		b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
6289 	} else if (new_channel->band == NL80211_BAND_2GHZ) {
6290 		b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
6291 		tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR);
6292 		b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4);
6293 		/* Take BPHY out of the reset */
6294 		b43_phy_mask(dev, B43_PHY_B_BBCFG,
6295 			     (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX));
6296 		b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16);
6297 	}
6298 
6299 	b43_chantab_phy_upload(dev, e);
6300 
6301 	if (new_channel->hw_value == 14) {
6302 		b43_nphy_classifier(dev, 2, 0);
6303 		b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
6304 	} else {
6305 		b43_nphy_classifier(dev, 2, 2);
6306 		if (new_channel->band == NL80211_BAND_2GHZ)
6307 			b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
6308 	}
6309 
6310 	if (!nphy->txpwrctrl)
6311 		b43_nphy_tx_power_fix(dev);
6312 
6313 	if (dev->phy.rev < 3)
6314 		b43_nphy_adjust_lna_gain_table(dev);
6315 
6316 	b43_nphy_tx_lpf_bw(dev);
6317 
6318 	if (dev->phy.rev >= 3 &&
6319 	    dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) {
6320 		u8 spuravoid = 0;
6321 
6322 		if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) {
6323 			spuravoid = 1;
6324 		} else if (phy->rev >= 19) {
6325 			/* TODO */
6326 		} else if (phy->rev >= 18) {
6327 			/* TODO */
6328 		} else if (phy->rev >= 17) {
6329 			/* TODO: Off for channels 1-11, but check 12-14! */
6330 		} else if (phy->rev >= 16) {
6331 			/* TODO: Off for 2 GHz, but check 5 GHz! */
6332 		} else if (phy->rev >= 7) {
6333 			if (!b43_is_40mhz(dev)) { /* 20MHz */
6334 				if (ch == 13 || ch == 14 || ch == 153)
6335 					spuravoid = 1;
6336 			} else { /* 40 MHz */
6337 				if (ch == 54)
6338 					spuravoid = 1;
6339 			}
6340 		} else {
6341 			if (!b43_is_40mhz(dev)) { /* 20MHz */
6342 				if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14)
6343 					spuravoid = 1;
6344 			} else { /* 40MHz */
6345 				if (nphy->aband_spurwar_en &&
6346 				    (ch == 38 || ch == 102 || ch == 118))
6347 					spuravoid = dev->dev->chip_id == 0x4716;
6348 			}
6349 		}
6350 
6351 		b43_nphy_pmu_spur_avoid(dev, spuravoid);
6352 
6353 		b43_mac_switch_freq(dev, spuravoid);
6354 
6355 		if (dev->phy.rev == 3 || dev->phy.rev == 4)
6356 			b43_wireless_core_phy_pll_reset(dev);
6357 
6358 		if (spuravoid)
6359 			b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX);
6360 		else
6361 			b43_phy_mask(dev, B43_NPHY_BBCFG,
6362 				     ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
6363 
6364 		b43_nphy_reset_cca(dev);
6365 
6366 		/* wl sets useless phy_isspuravoid here */
6367 	}
6368 
6369 	b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
6370 
6371 	if (phy->rev >= 3)
6372 		b43_nphy_spur_workaround(dev);
6373 }
6374 
6375 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
6376 static int b43_nphy_set_channel(struct b43_wldev *dev,
6377 				struct ieee80211_channel *channel,
6378 				enum nl80211_channel_type channel_type)
6379 {
6380 	struct b43_phy *phy = &dev->phy;
6381 
6382 	const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL;
6383 	const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL;
6384 	const struct b43_nphy_chantabent_rev7 *tabent_r7 = NULL;
6385 	const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g = NULL;
6386 
6387 	u8 tmp;
6388 
6389 	if (phy->rev >= 19) {
6390 		return -ESRCH;
6391 		/* TODO */
6392 	} else if (phy->rev >= 7) {
6393 		r2057_get_chantabent_rev7(dev, channel->center_freq,
6394 					  &tabent_r7, &tabent_r7_2g);
6395 		if (!tabent_r7 && !tabent_r7_2g)
6396 			return -ESRCH;
6397 	} else if (phy->rev >= 3) {
6398 		tabent_r3 = b43_nphy_get_chantabent_rev3(dev,
6399 							channel->center_freq);
6400 		if (!tabent_r3)
6401 			return -ESRCH;
6402 	} else {
6403 		tabent_r2 = b43_nphy_get_chantabent_rev2(dev,
6404 							channel->hw_value);
6405 		if (!tabent_r2)
6406 			return -ESRCH;
6407 	}
6408 
6409 	/* Channel is set later in common code, but we need to set it on our
6410 	   own to let this function's subcalls work properly. */
6411 	phy->channel = channel->hw_value;
6412 
6413 #if 0
6414 	if (b43_channel_type_is_40mhz(phy->channel_type) !=
6415 		b43_channel_type_is_40mhz(channel_type))
6416 		; /* TODO: BMAC BW Set (channel_type) */
6417 #endif
6418 
6419 	if (channel_type == NL80211_CHAN_HT40PLUS) {
6420 		b43_phy_set(dev, B43_NPHY_RXCTL, B43_NPHY_RXCTL_BSELU20);
6421 		if (phy->rev >= 7)
6422 			b43_phy_set(dev, 0x310, 0x8000);
6423 	} else if (channel_type == NL80211_CHAN_HT40MINUS) {
6424 		b43_phy_mask(dev, B43_NPHY_RXCTL, ~B43_NPHY_RXCTL_BSELU20);
6425 		if (phy->rev >= 7)
6426 			b43_phy_mask(dev, 0x310, (u16)~0x8000);
6427 	}
6428 
6429 	if (phy->rev >= 19) {
6430 		/* TODO */
6431 	} else if (phy->rev >= 7) {
6432 		const struct b43_phy_n_sfo_cfg *phy_regs = tabent_r7 ?
6433 			&(tabent_r7->phy_regs) : &(tabent_r7_2g->phy_regs);
6434 
6435 		if (phy->radio_rev <= 4 || phy->radio_rev == 6) {
6436 			tmp = (channel->band == NL80211_BAND_5GHZ) ? 2 : 0;
6437 			b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE0, ~2, tmp);
6438 			b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE1, ~2, tmp);
6439 		}
6440 
6441 		b43_radio_2057_setup(dev, tabent_r7, tabent_r7_2g);
6442 		b43_nphy_channel_setup(dev, phy_regs, channel);
6443 	} else if (phy->rev >= 3) {
6444 		tmp = (channel->band == NL80211_BAND_5GHZ) ? 4 : 0;
6445 		b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
6446 		b43_radio_2056_setup(dev, tabent_r3);
6447 		b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel);
6448 	} else {
6449 		tmp = (channel->band == NL80211_BAND_5GHZ) ? 0x0020 : 0x0050;
6450 		b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
6451 		b43_radio_2055_setup(dev, tabent_r2);
6452 		b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel);
6453 	}
6454 
6455 	return 0;
6456 }
6457 
6458 /**************************************************
6459  * Basic PHY ops.
6460  **************************************************/
6461 
6462 static int b43_nphy_op_allocate(struct b43_wldev *dev)
6463 {
6464 	struct b43_phy_n *nphy;
6465 
6466 	nphy = kzalloc(sizeof(*nphy), GFP_KERNEL);
6467 	if (!nphy)
6468 		return -ENOMEM;
6469 
6470 	dev->phy.n = nphy;
6471 
6472 	return 0;
6473 }
6474 
6475 static void b43_nphy_op_prepare_structs(struct b43_wldev *dev)
6476 {
6477 	struct b43_phy *phy = &dev->phy;
6478 	struct b43_phy_n *nphy = phy->n;
6479 	struct ssb_sprom *sprom = dev->dev->bus_sprom;
6480 
6481 	memset(nphy, 0, sizeof(*nphy));
6482 
6483 	nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4);
6484 	nphy->spur_avoid = (phy->rev >= 3) ?
6485 				B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE;
6486 	nphy->gain_boost = true; /* this way we follow wl, assume it is true */
6487 	nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */
6488 	nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */
6489 	nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */
6490 	/* 128 can mean disabled-by-default state of TX pwr ctl. Max value is
6491 	 * 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */
6492 	nphy->tx_pwr_idx[0] = 128;
6493 	nphy->tx_pwr_idx[1] = 128;
6494 
6495 	/* Hardware TX power control and 5GHz power gain */
6496 	nphy->txpwrctrl = false;
6497 	nphy->pwg_gain_5ghz = false;
6498 	if (dev->phy.rev >= 3 ||
6499 	    (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
6500 	     (dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) {
6501 		nphy->txpwrctrl = true;
6502 		nphy->pwg_gain_5ghz = true;
6503 	} else if (sprom->revision >= 4) {
6504 		if (dev->phy.rev >= 2 &&
6505 		    (sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) {
6506 			nphy->txpwrctrl = true;
6507 #ifdef CONFIG_B43_SSB
6508 			if (dev->dev->bus_type == B43_BUS_SSB &&
6509 			    dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) {
6510 				struct pci_dev *pdev =
6511 					dev->dev->sdev->bus->host_pci;
6512 				if (pdev->device == 0x4328 ||
6513 				    pdev->device == 0x432a)
6514 					nphy->pwg_gain_5ghz = true;
6515 			}
6516 #endif
6517 		} else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) {
6518 			nphy->pwg_gain_5ghz = true;
6519 		}
6520 	}
6521 
6522 	if (dev->phy.rev >= 3) {
6523 		nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2;
6524 		nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2;
6525 	}
6526 }
6527 
6528 static void b43_nphy_op_free(struct b43_wldev *dev)
6529 {
6530 	struct b43_phy *phy = &dev->phy;
6531 	struct b43_phy_n *nphy = phy->n;
6532 
6533 	kfree(nphy);
6534 	phy->n = NULL;
6535 }
6536 
6537 static int b43_nphy_op_init(struct b43_wldev *dev)
6538 {
6539 	return b43_phy_initn(dev);
6540 }
6541 
6542 static inline void check_phyreg(struct b43_wldev *dev, u16 offset)
6543 {
6544 #if B43_DEBUG
6545 	if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) {
6546 		/* OFDM registers are onnly available on A/G-PHYs */
6547 		b43err(dev->wl, "Invalid OFDM PHY access at "
6548 		       "0x%04X on N-PHY\n", offset);
6549 		dump_stack();
6550 	}
6551 	if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) {
6552 		/* Ext-G registers are only available on G-PHYs */
6553 		b43err(dev->wl, "Invalid EXT-G PHY access at "
6554 		       "0x%04X on N-PHY\n", offset);
6555 		dump_stack();
6556 	}
6557 #endif /* B43_DEBUG */
6558 }
6559 
6560 static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
6561 				 u16 set)
6562 {
6563 	check_phyreg(dev, reg);
6564 	b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg);
6565 	b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set);
6566 	dev->phy.writes_counter = 1;
6567 }
6568 
6569 static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
6570 {
6571 	/* Register 1 is a 32-bit register. */
6572 	B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6573 
6574 	if (dev->phy.rev >= 7)
6575 		reg |= 0x200; /* Radio 0x2057 */
6576 	else
6577 		reg |= 0x100;
6578 
6579 	b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6580 	return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
6581 }
6582 
6583 static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
6584 {
6585 	/* Register 1 is a 32-bit register. */
6586 	B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
6587 
6588 	b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg);
6589 	b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
6590 }
6591 
6592 /* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
6593 static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
6594 					bool blocked)
6595 {
6596 	struct b43_phy *phy = &dev->phy;
6597 
6598 	if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
6599 		b43err(dev->wl, "MAC not suspended\n");
6600 
6601 	if (blocked) {
6602 		if (phy->rev >= 19) {
6603 			/* TODO */
6604 		} else if (phy->rev >= 8) {
6605 			b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6606 				     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6607 		} else if (phy->rev >= 7) {
6608 			/* Nothing needed */
6609 		} else if (phy->rev >= 3) {
6610 			b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
6611 				     ~B43_NPHY_RFCTL_CMD_CHIP0PU);
6612 
6613 			b43_radio_mask(dev, 0x09, ~0x2);
6614 
6615 			b43_radio_write(dev, 0x204D, 0);
6616 			b43_radio_write(dev, 0x2053, 0);
6617 			b43_radio_write(dev, 0x2058, 0);
6618 			b43_radio_write(dev, 0x205E, 0);
6619 			b43_radio_mask(dev, 0x2062, ~0xF0);
6620 			b43_radio_write(dev, 0x2064, 0);
6621 
6622 			b43_radio_write(dev, 0x304D, 0);
6623 			b43_radio_write(dev, 0x3053, 0);
6624 			b43_radio_write(dev, 0x3058, 0);
6625 			b43_radio_write(dev, 0x305E, 0);
6626 			b43_radio_mask(dev, 0x3062, ~0xF0);
6627 			b43_radio_write(dev, 0x3064, 0);
6628 		}
6629 	} else {
6630 		if (phy->rev >= 19) {
6631 			/* TODO */
6632 		} else if (phy->rev >= 7) {
6633 			if (!dev->phy.radio_on)
6634 				b43_radio_2057_init(dev);
6635 			b43_switch_channel(dev, dev->phy.channel);
6636 		} else if (phy->rev >= 3) {
6637 			if (!dev->phy.radio_on)
6638 				b43_radio_init2056(dev);
6639 			b43_switch_channel(dev, dev->phy.channel);
6640 		} else {
6641 			b43_radio_init2055(dev);
6642 		}
6643 	}
6644 }
6645 
6646 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */
6647 static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
6648 {
6649 	struct b43_phy *phy = &dev->phy;
6650 	u16 override = on ? 0x0 : 0x7FFF;
6651 	u16 core = on ? 0xD : 0x00FD;
6652 
6653 	if (phy->rev >= 19) {
6654 		/* TODO */
6655 	} else if (phy->rev >= 3) {
6656 		if (on) {
6657 			b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6658 			b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6659 			b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6660 			b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6661 		} else {
6662 			b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
6663 			b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
6664 			b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6665 			b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
6666 		}
6667 	} else {
6668 		b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
6669 	}
6670 }
6671 
6672 static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
6673 				      unsigned int new_channel)
6674 {
6675 	struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
6676 	enum nl80211_channel_type channel_type =
6677 		cfg80211_get_chandef_type(&dev->wl->hw->conf.chandef);
6678 
6679 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) {
6680 		if ((new_channel < 1) || (new_channel > 14))
6681 			return -EINVAL;
6682 	} else {
6683 		if (new_channel > 200)
6684 			return -EINVAL;
6685 	}
6686 
6687 	return b43_nphy_set_channel(dev, channel, channel_type);
6688 }
6689 
6690 static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
6691 {
6692 	if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
6693 		return 1;
6694 	return 36;
6695 }
6696 
6697 const struct b43_phy_operations b43_phyops_n = {
6698 	.allocate		= b43_nphy_op_allocate,
6699 	.free			= b43_nphy_op_free,
6700 	.prepare_structs	= b43_nphy_op_prepare_structs,
6701 	.init			= b43_nphy_op_init,
6702 	.phy_maskset		= b43_nphy_op_maskset,
6703 	.radio_read		= b43_nphy_op_radio_read,
6704 	.radio_write		= b43_nphy_op_radio_write,
6705 	.software_rfkill	= b43_nphy_op_software_rfkill,
6706 	.switch_analog		= b43_nphy_op_switch_analog,
6707 	.switch_channel		= b43_nphy_op_switch_channel,
6708 	.get_default_chan	= b43_nphy_op_get_default_chan,
6709 	.recalc_txpower		= b43_nphy_op_recalc_txpower,
6710 };
6711