b43: N-PHY: initialize last var in calibration function
[linux-2.6.git] / drivers / net / wireless / b43 / phy_n.c
1 /*
2
3   Broadcom B43 wireless driver
4   IEEE 802.11n PHY support
5
6   Copyright (c) 2008 Michael Buesch <mb@bu3sch.de>
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 2 of the License, or
11   (at your option) any later version.
12
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with this program; see the file COPYING.  If not, write to
20   the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
21   Boston, MA 02110-1301, USA.
22
23 */
24
25 #include <linux/delay.h>
26 #include <linux/slab.h>
27 #include <linux/types.h>
28
29 #include "b43.h"
30 #include "phy_n.h"
31 #include "tables_nphy.h"
32 #include "radio_2055.h"
33 #include "radio_2056.h"
34 #include "main.h"
35
36 struct nphy_txgains {
37         u16 txgm[2];
38         u16 pga[2];
39         u16 pad[2];
40         u16 ipa[2];
41 };
42
43 struct nphy_iqcal_params {
44         u16 txgm;
45         u16 pga;
46         u16 pad;
47         u16 ipa;
48         u16 cal_gain;
49         u16 ncorr[5];
50 };
51
52 struct nphy_iq_est {
53         s32 iq0_prod;
54         u32 i0_pwr;
55         u32 q0_pwr;
56         s32 iq1_prod;
57         u32 i1_pwr;
58         u32 q1_pwr;
59 };
60
61 enum b43_nphy_rf_sequence {
62         B43_RFSEQ_RX2TX,
63         B43_RFSEQ_TX2RX,
64         B43_RFSEQ_RESET2RX,
65         B43_RFSEQ_UPDATE_GAINH,
66         B43_RFSEQ_UPDATE_GAINL,
67         B43_RFSEQ_UPDATE_GAINU,
68 };
69
70 enum b43_nphy_rssi_type {
71         B43_NPHY_RSSI_X = 0,
72         B43_NPHY_RSSI_Y,
73         B43_NPHY_RSSI_Z,
74         B43_NPHY_RSSI_PWRDET,
75         B43_NPHY_RSSI_TSSI_I,
76         B43_NPHY_RSSI_TSSI_Q,
77         B43_NPHY_RSSI_TBD,
78 };
79
80 static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev,
81                                                 bool enable);
82 static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
83                                         u8 *events, u8 *delays, u8 length);
84 static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
85                                        enum b43_nphy_rf_sequence seq);
86 static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
87                                                 u16 value, u8 core, bool off);
88 static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
89                                                 u16 value, u8 core);
90
91 void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
92 {//TODO
93 }
94
95 static void b43_nphy_op_adjust_txpower(struct b43_wldev *dev)
96 {//TODO
97 }
98
99 static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
100                                                         bool ignore_tssi)
101 {//TODO
102         return B43_TXPWR_RES_DONE;
103 }
104
105 static void b43_chantab_radio_upload(struct b43_wldev *dev,
106                                 const struct b43_nphy_channeltab_entry_rev2 *e)
107 {
108         b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref);
109         b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
110         b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
111         b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
112         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
113
114         b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
115         b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
116         b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
117         b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
118         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
119
120         b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
121         b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
122         b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
123         b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
124         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
125
126         b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
127         b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
128         b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
129         b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
130         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
131
132         b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
133         b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
134         b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
135         b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
136         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
137
138         b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
139         b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
140 }
141
142 static void b43_chantab_radio_2056_upload(struct b43_wldev *dev,
143                                 const struct b43_nphy_channeltab_entry_rev3 *e)
144 {
145         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1);
146         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2);
147         b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv);
148         b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2);
149         b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1);
150         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1,
151                                         e->radio_syn_pll_loopfilter1);
152         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2,
153                                         e->radio_syn_pll_loopfilter2);
154         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3,
155                                         e->radio_syn_pll_loopfilter3);
156         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4,
157                                         e->radio_syn_pll_loopfilter4);
158         b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5,
159                                         e->radio_syn_pll_loopfilter5);
160         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27,
161                                         e->radio_syn_reserved_addr27);
162         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28,
163                                         e->radio_syn_reserved_addr28);
164         b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29,
165                                         e->radio_syn_reserved_addr29);
166         b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1,
167                                         e->radio_syn_logen_vcobuf1);
168         b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2);
169         b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3);
170         b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4);
171
172         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE,
173                                         e->radio_rx0_lnaa_tune);
174         b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE,
175                                         e->radio_rx0_lnag_tune);
176
177         b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE,
178                                         e->radio_tx0_intpaa_boost_tune);
179         b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE,
180                                         e->radio_tx0_intpag_boost_tune);
181         b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE,
182                                         e->radio_tx0_pada_boost_tune);
183         b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE,
184                                         e->radio_tx0_padg_boost_tune);
185         b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE,
186                                         e->radio_tx0_pgaa_boost_tune);
187         b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE,
188                                         e->radio_tx0_pgag_boost_tune);
189         b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE,
190                                         e->radio_tx0_mixa_boost_tune);
191         b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE,
192                                         e->radio_tx0_mixg_boost_tune);
193
194         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE,
195                                         e->radio_rx1_lnaa_tune);
196         b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE,
197                                         e->radio_rx1_lnag_tune);
198
199         b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE,
200                                         e->radio_tx1_intpaa_boost_tune);
201         b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE,
202                                         e->radio_tx1_intpag_boost_tune);
203         b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE,
204                                         e->radio_tx1_pada_boost_tune);
205         b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE,
206                                         e->radio_tx1_padg_boost_tune);
207         b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE,
208                                         e->radio_tx1_pgaa_boost_tune);
209         b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE,
210                                         e->radio_tx1_pgag_boost_tune);
211         b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE,
212                                         e->radio_tx1_mixa_boost_tune);
213         b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE,
214                                         e->radio_tx1_mixg_boost_tune);
215 }
216
217 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */
218 static void b43_radio_2056_setup(struct b43_wldev *dev,
219                                 const struct b43_nphy_channeltab_entry_rev3 *e)
220 {
221         B43_WARN_ON(dev->phy.rev < 3);
222
223         b43_chantab_radio_2056_upload(dev, e);
224         /* TODO */
225         udelay(50);
226         /* VCO calibration */
227         b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00);
228         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
229         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18);
230         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
231         b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39);
232         udelay(300);
233 }
234
235 static void b43_chantab_phy_upload(struct b43_wldev *dev,
236                                    const struct b43_phy_n_sfo_cfg *e)
237 {
238         b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a);
239         b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2);
240         b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3);
241         b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4);
242         b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5);
243         b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6);
244 }
245
246 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */
247 static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable)
248 {
249         struct b43_phy_n *nphy = dev->phy.n;
250         u8 i;
251         u16 tmp;
252
253         if (nphy->hang_avoid)
254                 b43_nphy_stay_in_carrier_search(dev, 1);
255
256         nphy->txpwrctrl = enable;
257         if (!enable) {
258                 if (dev->phy.rev >= 3)
259                         ; /* TODO */
260
261                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840);
262                 for (i = 0; i < 84; i++)
263                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
264
265                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40);
266                 for (i = 0; i < 84; i++)
267                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
268
269                 tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
270                 if (dev->phy.rev >= 3)
271                         tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN;
272                 b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp);
273
274                 if (dev->phy.rev >= 3) {
275                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
276                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
277                 } else {
278                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
279                 }
280
281                 if (dev->phy.rev == 2)
282                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
283                                 ~B43_NPHY_BPHY_CTL3_SCALE, 0x53);
284                 else if (dev->phy.rev < 2)
285                         b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
286                                 ~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
287
288                 if (dev->phy.rev < 2 && 0)
289                         ; /* TODO */
290         } else {
291                 b43err(dev->wl, "enabling tx pwr ctrl not implemented yet\n");
292         }
293
294         if (nphy->hang_avoid)
295                 b43_nphy_stay_in_carrier_search(dev, 0);
296 }
297
298 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
299 static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
300 {
301         struct b43_phy_n *nphy = dev->phy.n;
302         struct ssb_sprom *sprom = &(dev->sdev->bus->sprom);
303
304         u8 txpi[2], bbmult, i;
305         u16 tmp, radio_gain, dac_gain;
306         u16 freq = dev->phy.channel_freq;
307         u32 txgain;
308         /* u32 gaintbl; rev3+ */
309
310         if (nphy->hang_avoid)
311                 b43_nphy_stay_in_carrier_search(dev, 1);
312
313         if (dev->phy.rev >= 3) {
314                 txpi[0] = 40;
315                 txpi[1] = 40;
316         } else if (sprom->revision < 4) {
317                 txpi[0] = 72;
318                 txpi[1] = 72;
319         } else {
320                 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
321                         txpi[0] = sprom->txpid2g[0];
322                         txpi[1] = sprom->txpid2g[1];
323                 } else if (freq >= 4900 && freq < 5100) {
324                         txpi[0] = sprom->txpid5gl[0];
325                         txpi[1] = sprom->txpid5gl[1];
326                 } else if (freq >= 5100 && freq < 5500) {
327                         txpi[0] = sprom->txpid5g[0];
328                         txpi[1] = sprom->txpid5g[1];
329                 } else if (freq >= 5500) {
330                         txpi[0] = sprom->txpid5gh[0];
331                         txpi[1] = sprom->txpid5gh[1];
332                 } else {
333                         txpi[0] = 91;
334                         txpi[1] = 91;
335                 }
336         }
337
338         /*
339         for (i = 0; i < 2; i++) {
340                 nphy->txpwrindex[i].index_internal = txpi[i];
341                 nphy->txpwrindex[i].index_internal_save = txpi[i];
342         }
343         */
344
345         for (i = 0; i < 2; i++) {
346                 if (dev->phy.rev >= 3) {
347                         /* FIXME: support 5GHz */
348                         txgain = b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]];
349                         radio_gain = (txgain >> 16) & 0x1FFFF;
350                 } else {
351                         txgain = b43_ntab_tx_gain_rev0_1_2[txpi[i]];
352                         radio_gain = (txgain >> 16) & 0x1FFF;
353                 }
354
355                 dac_gain = (txgain >> 8) & 0x3F;
356                 bbmult = txgain & 0xFF;
357
358                 if (dev->phy.rev >= 3) {
359                         if (i == 0)
360                                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
361                         else
362                                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
363                 } else {
364                         b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
365                 }
366
367                 if (i == 0)
368                         b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain);
369                 else
370                         b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain);
371
372                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D10 + i);
373                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, radio_gain);
374
375                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C57);
376                 tmp = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
377
378                 if (i == 0)
379                         tmp = (tmp & 0x00FF) | (bbmult << 8);
380                 else
381                         tmp = (tmp & 0xFF00) | bbmult;
382
383                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C57);
384                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, tmp);
385
386                 if (0)
387                         ; /* TODO */
388         }
389
390         b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT);
391
392         if (nphy->hang_avoid)
393                 b43_nphy_stay_in_carrier_search(dev, 0);
394 }
395
396
397 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */
398 static void b43_radio_2055_setup(struct b43_wldev *dev,
399                                 const struct b43_nphy_channeltab_entry_rev2 *e)
400 {
401         B43_WARN_ON(dev->phy.rev >= 3);
402
403         b43_chantab_radio_upload(dev, e);
404         udelay(50);
405         b43_radio_write(dev, B2055_VCO_CAL10, 0x05);
406         b43_radio_write(dev, B2055_VCO_CAL10, 0x45);
407         b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
408         b43_radio_write(dev, B2055_VCO_CAL10, 0x65);
409         udelay(300);
410 }
411
412 static void b43_radio_init2055_pre(struct b43_wldev *dev)
413 {
414         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
415                      ~B43_NPHY_RFCTL_CMD_PORFORCE);
416         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
417                     B43_NPHY_RFCTL_CMD_CHIP0PU |
418                     B43_NPHY_RFCTL_CMD_OEPORFORCE);
419         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
420                     B43_NPHY_RFCTL_CMD_PORFORCE);
421 }
422
423 static void b43_radio_init2055_post(struct b43_wldev *dev)
424 {
425         struct b43_phy_n *nphy = dev->phy.n;
426         struct ssb_sprom *sprom = &(dev->sdev->bus->sprom);
427         struct ssb_boardinfo *binfo = &(dev->sdev->bus->boardinfo);
428         int i;
429         u16 val;
430         bool workaround = false;
431
432         if (sprom->revision < 4)
433                 workaround = (binfo->vendor != PCI_VENDOR_ID_BROADCOM &&
434                                 binfo->type == 0x46D &&
435                                 binfo->rev >= 0x41);
436         else
437                 workaround =
438                         !(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS);
439
440         b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
441         if (workaround) {
442                 b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
443                 b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F);
444         }
445         b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C);
446         b43_radio_write(dev, B2055_CAL_MISC, 0x3C);
447         b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
448         b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
449         b43_radio_set(dev, B2055_CAL_MISC, 0x1);
450         msleep(1);
451         b43_radio_set(dev, B2055_CAL_MISC, 0x40);
452         for (i = 0; i < 200; i++) {
453                 val = b43_radio_read(dev, B2055_CAL_COUT2);
454                 if (val & 0x80) {
455                         i = 0;
456                         break;
457                 }
458                 udelay(10);
459         }
460         if (i)
461                 b43err(dev->wl, "radio post init timeout\n");
462         b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
463         b43_switch_channel(dev, dev->phy.channel);
464         b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
465         b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
466         b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
467         b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
468         b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6);
469         b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6);
470         if (!nphy->gain_boost) {
471                 b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2);
472                 b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2);
473         } else {
474                 b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD);
475                 b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD);
476         }
477         udelay(2);
478 }
479
480 /*
481  * Initialize a Broadcom 2055 N-radio
482  * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init
483  */
484 static void b43_radio_init2055(struct b43_wldev *dev)
485 {
486         b43_radio_init2055_pre(dev);
487         if (b43_status(dev) < B43_STAT_INITIALIZED) {
488                 /* Follow wl, not specs. Do not force uploading all regs */
489                 b2055_upload_inittab(dev, 0, 0);
490         } else {
491                 bool ghz5 = b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ;
492                 b2055_upload_inittab(dev, ghz5, 0);
493         }
494         b43_radio_init2055_post(dev);
495 }
496
497 static void b43_radio_init2056_pre(struct b43_wldev *dev)
498 {
499         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
500                      ~B43_NPHY_RFCTL_CMD_CHIP0PU);
501         /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
502         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
503                      B43_NPHY_RFCTL_CMD_OEPORFORCE);
504         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
505                     ~B43_NPHY_RFCTL_CMD_OEPORFORCE);
506         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
507                     B43_NPHY_RFCTL_CMD_CHIP0PU);
508 }
509
510 static void b43_radio_init2056_post(struct b43_wldev *dev)
511 {
512         b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB);
513         b43_radio_set(dev, B2056_SYN_COM_PU, 0x2);
514         b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2);
515         msleep(1);
516         b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2);
517         b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC);
518         b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1);
519         /*
520         if (nphy->init_por)
521                 Call Radio 2056 Recalibrate
522         */
523 }
524
525 /*
526  * Initialize a Broadcom 2056 N-radio
527  * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init
528  */
529 static void b43_radio_init2056(struct b43_wldev *dev)
530 {
531         b43_radio_init2056_pre(dev);
532         b2056_upload_inittabs(dev, 0, 0);
533         b43_radio_init2056_post(dev);
534 }
535
536 /*
537  * Upload the N-PHY tables.
538  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/InitTables
539  */
540 static void b43_nphy_tables_init(struct b43_wldev *dev)
541 {
542         if (dev->phy.rev < 3)
543                 b43_nphy_rev0_1_2_tables_init(dev);
544         else
545                 b43_nphy_rev3plus_tables_init(dev);
546 }
547
548 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
549 static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
550 {
551         struct b43_phy_n *nphy = dev->phy.n;
552         enum ieee80211_band band;
553         u16 tmp;
554
555         if (!enable) {
556                 nphy->rfctrl_intc1_save = b43_phy_read(dev,
557                                                        B43_NPHY_RFCTL_INTC1);
558                 nphy->rfctrl_intc2_save = b43_phy_read(dev,
559                                                        B43_NPHY_RFCTL_INTC2);
560                 band = b43_current_band(dev->wl);
561                 if (dev->phy.rev >= 3) {
562                         if (band == IEEE80211_BAND_5GHZ)
563                                 tmp = 0x600;
564                         else
565                                 tmp = 0x480;
566                 } else {
567                         if (band == IEEE80211_BAND_5GHZ)
568                                 tmp = 0x180;
569                         else
570                                 tmp = 0x120;
571                 }
572                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
573                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
574         } else {
575                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1,
576                                 nphy->rfctrl_intc1_save);
577                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2,
578                                 nphy->rfctrl_intc2_save);
579         }
580 }
581
582 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw */
583 static void b43_nphy_tx_lp_fbw(struct b43_wldev *dev)
584 {
585         struct b43_phy_n *nphy = dev->phy.n;
586         u16 tmp;
587         enum ieee80211_band band = b43_current_band(dev->wl);
588         bool ipa = (nphy->ipa2g_on && band == IEEE80211_BAND_2GHZ) ||
589                         (nphy->ipa5g_on && band == IEEE80211_BAND_5GHZ);
590
591         if (dev->phy.rev >= 3) {
592                 if (ipa) {
593                         tmp = 4;
594                         b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
595                               (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
596                 }
597
598                 tmp = 1;
599                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
600                               (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
601         }
602 }
603
604 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
605 static void b43_nphy_bmac_clock_fgc(struct b43_wldev *dev, bool force)
606 {
607         u32 tmslow;
608
609         if (dev->phy.type != B43_PHYTYPE_N)
610                 return;
611
612         tmslow = ssb_read32(dev->sdev, SSB_TMSLOW);
613         if (force)
614                 tmslow |= SSB_TMSLOW_FGC;
615         else
616                 tmslow &= ~SSB_TMSLOW_FGC;
617         ssb_write32(dev->sdev, SSB_TMSLOW, tmslow);
618 }
619
620 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
621 static void b43_nphy_reset_cca(struct b43_wldev *dev)
622 {
623         u16 bbcfg;
624
625         b43_nphy_bmac_clock_fgc(dev, 1);
626         bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
627         b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
628         udelay(1);
629         b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
630         b43_nphy_bmac_clock_fgc(dev, 0);
631         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
632 }
633
634 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
635 static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
636 {
637         u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
638
639         mimocfg |= B43_NPHY_MIMOCFG_AUTO;
640         if (preamble == 1)
641                 mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
642         else
643                 mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
644
645         b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
646 }
647
648 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
649 static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
650 {
651         struct b43_phy_n *nphy = dev->phy.n;
652
653         bool override = false;
654         u16 chain = 0x33;
655
656         if (nphy->txrx_chain == 0) {
657                 chain = 0x11;
658                 override = true;
659         } else if (nphy->txrx_chain == 1) {
660                 chain = 0x22;
661                 override = true;
662         }
663
664         b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
665                         ~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
666                         chain);
667
668         if (override)
669                 b43_phy_set(dev, B43_NPHY_RFSEQMODE,
670                                 B43_NPHY_RFSEQMODE_CAOVER);
671         else
672                 b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
673                                 ~B43_NPHY_RFSEQMODE_CAOVER);
674 }
675
676 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
677 static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est,
678                                 u16 samps, u8 time, bool wait)
679 {
680         int i;
681         u16 tmp;
682
683         b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps);
684         b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time);
685         if (wait)
686                 b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
687         else
688                 b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);
689
690         b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START);
691
692         for (i = 1000; i; i--) {
693                 tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD);
694                 if (!(tmp & B43_NPHY_IQEST_CMD_START)) {
695                         est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) |
696                                         b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0);
697                         est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) |
698                                         b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0);
699                         est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) |
700                                         b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0);
701
702                         est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) |
703                                         b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1);
704                         est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) |
705                                         b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1);
706                         est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) |
707                                         b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1);
708                         return;
709                 }
710                 udelay(10);
711         }
712         memset(est, 0, sizeof(*est));
713 }
714
715 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
716 static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
717                                         struct b43_phy_n_iq_comp *pcomp)
718 {
719         if (write) {
720                 b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
721                 b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
722                 b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
723                 b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
724         } else {
725                 pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
726                 pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
727                 pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
728                 pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
729         }
730 }
731
732 #if 0
733 /* Ready but not used anywhere */
734 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
735 static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
736 {
737         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
738
739         b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
740         if (core == 0) {
741                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
742                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
743         } else {
744                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
745                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
746         }
747         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
748         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
749         b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
750         b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
751         b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
752         b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
753         b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
754         b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
755 }
756
757 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
758 static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
759 {
760         u8 rxval, txval;
761         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
762
763         regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
764         if (core == 0) {
765                 regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
766                 regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
767         } else {
768                 regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
769                 regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
770         }
771         regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
772         regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
773         regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
774         regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
775         regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
776         regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
777         regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
778         regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
779
780         b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
781         b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
782
783         b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
784                         ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
785                         ((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
786         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
787                         ((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
788         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
789                         (core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
790         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
791                         (core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
792
793         if (core == 0) {
794                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
795                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
796         } else {
797                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
798                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
799         }
800
801         b43_nphy_rf_control_intc_override(dev, 2, 0, 3);
802         b43_nphy_rf_control_override(dev, 8, 0, 3, false);
803         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
804
805         if (core == 0) {
806                 rxval = 1;
807                 txval = 8;
808         } else {
809                 rxval = 4;
810                 txval = 2;
811         }
812         b43_nphy_rf_control_intc_override(dev, 1, rxval, (core + 1));
813         b43_nphy_rf_control_intc_override(dev, 1, txval, (2 - core));
814 }
815 #endif
816
817 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
818 static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
819 {
820         int i;
821         s32 iq;
822         u32 ii;
823         u32 qq;
824         int iq_nbits, qq_nbits;
825         int arsh, brsh;
826         u16 tmp, a, b;
827
828         struct nphy_iq_est est;
829         struct b43_phy_n_iq_comp old;
830         struct b43_phy_n_iq_comp new = { };
831         bool error = false;
832
833         if (mask == 0)
834                 return;
835
836         b43_nphy_rx_iq_coeffs(dev, false, &old);
837         b43_nphy_rx_iq_coeffs(dev, true, &new);
838         b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false);
839         new = old;
840
841         for (i = 0; i < 2; i++) {
842                 if (i == 0 && (mask & 1)) {
843                         iq = est.iq0_prod;
844                         ii = est.i0_pwr;
845                         qq = est.q0_pwr;
846                 } else if (i == 1 && (mask & 2)) {
847                         iq = est.iq1_prod;
848                         ii = est.i1_pwr;
849                         qq = est.q1_pwr;
850                 } else {
851                         continue;
852                 }
853
854                 if (ii + qq < 2) {
855                         error = true;
856                         break;
857                 }
858
859                 iq_nbits = fls(abs(iq));
860                 qq_nbits = fls(qq);
861
862                 arsh = iq_nbits - 20;
863                 if (arsh >= 0) {
864                         a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh)));
865                         tmp = ii >> arsh;
866                 } else {
867                         a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh)));
868                         tmp = ii << -arsh;
869                 }
870                 if (tmp == 0) {
871                         error = true;
872                         break;
873                 }
874                 a /= tmp;
875
876                 brsh = qq_nbits - 11;
877                 if (brsh >= 0) {
878                         b = (qq << (31 - qq_nbits));
879                         tmp = ii >> brsh;
880                 } else {
881                         b = (qq << (31 - qq_nbits));
882                         tmp = ii << -brsh;
883                 }
884                 if (tmp == 0) {
885                         error = true;
886                         break;
887                 }
888                 b = int_sqrt(b / tmp - a * a) - (1 << 10);
889
890                 if (i == 0 && (mask & 0x1)) {
891                         if (dev->phy.rev >= 3) {
892                                 new.a0 = a & 0x3FF;
893                                 new.b0 = b & 0x3FF;
894                         } else {
895                                 new.a0 = b & 0x3FF;
896                                 new.b0 = a & 0x3FF;
897                         }
898                 } else if (i == 1 && (mask & 0x2)) {
899                         if (dev->phy.rev >= 3) {
900                                 new.a1 = a & 0x3FF;
901                                 new.b1 = b & 0x3FF;
902                         } else {
903                                 new.a1 = b & 0x3FF;
904                                 new.b1 = a & 0x3FF;
905                         }
906                 }
907         }
908
909         if (error)
910                 new = old;
911
912         b43_nphy_rx_iq_coeffs(dev, true, &new);
913 }
914
915 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
916 static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
917 {
918         u16 array[4];
919         int i;
920
921         b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C50);
922         for (i = 0; i < 4; i++)
923                 array[i] = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
924
925         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);
926         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);
927         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);
928         b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);
929 }
930
931 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
932 static void b43_nphy_write_clip_detection(struct b43_wldev *dev,
933                                           const u16 *clip_st)
934 {
935         b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]);
936         b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]);
937 }
938
939 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
940 static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
941 {
942         clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES);
943         clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES);
944 }
945
946 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */
947 static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
948 {
949         if (dev->phy.rev >= 3) {
950                 if (!init)
951                         return;
952                 if (0 /* FIXME */) {
953                         b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211);
954                         b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222);
955                         b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144);
956                         b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188);
957                 }
958         } else {
959                 b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0);
960                 b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
961
962                 ssb_chipco_gpio_control(&dev->sdev->bus->chipco, 0xFC00,
963                                         0xFC00);
964                 b43_write32(dev, B43_MMIO_MACCTL,
965                         b43_read32(dev, B43_MMIO_MACCTL) &
966                         ~B43_MACCTL_GPOUTSMSK);
967                 b43_write16(dev, B43_MMIO_GPIO_MASK,
968                         b43_read16(dev, B43_MMIO_GPIO_MASK) | 0xFC00);
969                 b43_write16(dev, B43_MMIO_GPIO_CONTROL,
970                         b43_read16(dev, B43_MMIO_GPIO_CONTROL) & ~0xFC00);
971
972                 if (init) {
973                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
974                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
975                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
976                         b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
977                 }
978         }
979 }
980
981 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */
982 static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val)
983 {
984         u16 tmp;
985
986         if (dev->sdev->id.revision == 16)
987                 b43_mac_suspend(dev);
988
989         tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL);
990         tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN |
991                 B43_NPHY_CLASSCTL_WAITEDEN);
992         tmp &= ~mask;
993         tmp |= (val & mask);
994         b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp);
995
996         if (dev->sdev->id.revision == 16)
997                 b43_mac_enable(dev);
998
999         return tmp;
1000 }
1001
1002 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */
1003 static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
1004 {
1005         struct b43_phy *phy = &dev->phy;
1006         struct b43_phy_n *nphy = phy->n;
1007
1008         if (enable) {
1009                 static const u16 clip[] = { 0xFFFF, 0xFFFF };
1010                 if (nphy->deaf_count++ == 0) {
1011                         nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
1012                         b43_nphy_classifier(dev, 0x7, 0);
1013                         b43_nphy_read_clip_detection(dev, nphy->clip_state);
1014                         b43_nphy_write_clip_detection(dev, clip);
1015                 }
1016                 b43_nphy_reset_cca(dev);
1017         } else {
1018                 if (--nphy->deaf_count == 0) {
1019                         b43_nphy_classifier(dev, 0x7, nphy->classifier_state);
1020                         b43_nphy_write_clip_detection(dev, nphy->clip_state);
1021                 }
1022         }
1023 }
1024
1025 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
1026 static void b43_nphy_stop_playback(struct b43_wldev *dev)
1027 {
1028         struct b43_phy_n *nphy = dev->phy.n;
1029         u16 tmp;
1030
1031         if (nphy->hang_avoid)
1032                 b43_nphy_stay_in_carrier_search(dev, 1);
1033
1034         tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
1035         if (tmp & 0x1)
1036                 b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
1037         else if (tmp & 0x2)
1038                 b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
1039
1040         b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
1041
1042         if (nphy->bb_mult_save & 0x80000000) {
1043                 tmp = nphy->bb_mult_save & 0xFFFF;
1044                 b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
1045                 nphy->bb_mult_save = 0;
1046         }
1047
1048         if (nphy->hang_avoid)
1049                 b43_nphy_stay_in_carrier_search(dev, 0);
1050 }
1051
1052 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */
1053 static void b43_nphy_spur_workaround(struct b43_wldev *dev)
1054 {
1055         struct b43_phy_n *nphy = dev->phy.n;
1056
1057         u8 channel = dev->phy.channel;
1058         int tone[2] = { 57, 58 };
1059         u32 noise[2] = { 0x3FF, 0x3FF };
1060
1061         B43_WARN_ON(dev->phy.rev < 3);
1062
1063         if (nphy->hang_avoid)
1064                 b43_nphy_stay_in_carrier_search(dev, 1);
1065
1066         if (nphy->gband_spurwar_en) {
1067                 /* TODO: N PHY Adjust Analog Pfbw (7) */
1068                 if (channel == 11 && dev->phy.is_40mhz)
1069                         ; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
1070                 else
1071                         ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
1072                 /* TODO: N PHY Adjust CRS Min Power (0x1E) */
1073         }
1074
1075         if (nphy->aband_spurwar_en) {
1076                 if (channel == 54) {
1077                         tone[0] = 0x20;
1078                         noise[0] = 0x25F;
1079                 } else if (channel == 38 || channel == 102 || channel == 118) {
1080                         if (0 /* FIXME */) {
1081                                 tone[0] = 0x20;
1082                                 noise[0] = 0x21F;
1083                         } else {
1084                                 tone[0] = 0;
1085                                 noise[0] = 0;
1086                         }
1087                 } else if (channel == 134) {
1088                         tone[0] = 0x20;
1089                         noise[0] = 0x21F;
1090                 } else if (channel == 151) {
1091                         tone[0] = 0x10;
1092                         noise[0] = 0x23F;
1093                 } else if (channel == 153 || channel == 161) {
1094                         tone[0] = 0x30;
1095                         noise[0] = 0x23F;
1096                 } else {
1097                         tone[0] = 0;
1098                         noise[0] = 0;
1099                 }
1100
1101                 if (!tone[0] && !noise[0])
1102                         ; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/
1103                 else
1104                         ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
1105         }
1106
1107         if (nphy->hang_avoid)
1108                 b43_nphy_stay_in_carrier_search(dev, 0);
1109 }
1110
1111 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
1112 static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
1113 {
1114         struct b43_phy_n *nphy = dev->phy.n;
1115
1116         u8 i;
1117         s16 tmp;
1118         u16 data[4];
1119         s16 gain[2];
1120         u16 minmax[2];
1121         static const u16 lna_gain[4] = { -2, 10, 19, 25 };
1122
1123         if (nphy->hang_avoid)
1124                 b43_nphy_stay_in_carrier_search(dev, 1);
1125
1126         if (nphy->gain_boost) {
1127                 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
1128                         gain[0] = 6;
1129                         gain[1] = 6;
1130                 } else {
1131                         tmp = 40370 - 315 * dev->phy.channel;
1132                         gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
1133                         tmp = 23242 - 224 * dev->phy.channel;
1134                         gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
1135                 }
1136         } else {
1137                 gain[0] = 0;
1138                 gain[1] = 0;
1139         }
1140
1141         for (i = 0; i < 2; i++) {
1142                 if (nphy->elna_gain_config) {
1143                         data[0] = 19 + gain[i];
1144                         data[1] = 25 + gain[i];
1145                         data[2] = 25 + gain[i];
1146                         data[3] = 25 + gain[i];
1147                 } else {
1148                         data[0] = lna_gain[0] + gain[i];
1149                         data[1] = lna_gain[1] + gain[i];
1150                         data[2] = lna_gain[2] + gain[i];
1151                         data[3] = lna_gain[3] + gain[i];
1152                 }
1153                 b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
1154
1155                 minmax[i] = 23 + gain[i];
1156         }
1157
1158         b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
1159                                 minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
1160         b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
1161                                 minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
1162
1163         if (nphy->hang_avoid)
1164                 b43_nphy_stay_in_carrier_search(dev, 0);
1165 }
1166
1167 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
1168 static void b43_nphy_gain_ctrl_workarounds(struct b43_wldev *dev)
1169 {
1170         struct b43_phy_n *nphy = dev->phy.n;
1171         struct ssb_sprom *sprom = &(dev->sdev->bus->sprom);
1172
1173         /* PHY rev 0, 1, 2 */
1174         u8 i, j;
1175         u8 code;
1176         u16 tmp;
1177         u8 rfseq_events[3] = { 6, 8, 7 };
1178         u8 rfseq_delays[3] = { 10, 30, 1 };
1179
1180         /* PHY rev >= 3 */
1181         bool ghz5;
1182         bool ext_lna;
1183         u16 rssi_gain;
1184         struct nphy_gain_ctl_workaround_entry *e;
1185         u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
1186         u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
1187
1188         if (dev->phy.rev >= 3) {
1189                 /* Prepare values */
1190                 ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
1191                         & B43_NPHY_BANDCTL_5GHZ;
1192                 ext_lna = sprom->boardflags_lo & B43_BFL_EXTLNA;
1193                 e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
1194                 if (ghz5 && dev->phy.rev >= 5)
1195                         rssi_gain = 0x90;
1196                 else
1197                         rssi_gain = 0x50;
1198
1199                 b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
1200
1201                 /* Set Clip 2 detect */
1202                 b43_phy_set(dev, B43_NPHY_C1_CGAINI,
1203                                 B43_NPHY_C1_CGAINI_CL2DETECT);
1204                 b43_phy_set(dev, B43_NPHY_C2_CGAINI,
1205                                 B43_NPHY_C2_CGAINI_CL2DETECT);
1206
1207                 b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
1208                                 0x17);
1209                 b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
1210                                 0x17);
1211                 b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
1212                 b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
1213                 b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
1214                 b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
1215                 b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
1216                                 rssi_gain);
1217                 b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
1218                                 rssi_gain);
1219                 b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
1220                                 0x17);
1221                 b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
1222                                 0x17);
1223                 b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
1224                 b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
1225
1226                 b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
1227                 b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
1228                 b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
1229                 b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
1230                 b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
1231                 b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
1232                 b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
1233                 b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
1234                 b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
1235                 b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
1236                 b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
1237                 b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
1238
1239                 b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
1240                 b43_phy_write(dev, 0x2A7, e->init_gain);
1241                 b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
1242                                         e->rfseq_init);
1243                 b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
1244
1245                 /* TODO: check defines. Do not match variables names */
1246                 b43_phy_write(dev, B43_NPHY_C1_CLIP1_MEDGAIN, e->cliphi_gain);
1247                 b43_phy_write(dev, 0x2A9, e->cliphi_gain);
1248                 b43_phy_write(dev, B43_NPHY_C1_CLIP2_GAIN, e->clipmd_gain);
1249                 b43_phy_write(dev, 0x2AB, e->clipmd_gain);
1250                 b43_phy_write(dev, B43_NPHY_C2_CLIP1_HIGAIN, e->cliplo_gain);
1251                 b43_phy_write(dev, 0x2AD, e->cliplo_gain);
1252
1253                 b43_phy_maskset(dev, 0x27D, 0xFF00, e->crsmin);
1254                 b43_phy_maskset(dev, 0x280, 0xFF00, e->crsminl);
1255                 b43_phy_maskset(dev, 0x283, 0xFF00, e->crsminu);
1256                 b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
1257                 b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
1258                 b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
1259                                 ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
1260                 b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
1261                                 ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
1262                 b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
1263         } else {
1264                 /* Set Clip 2 detect */
1265                 b43_phy_set(dev, B43_NPHY_C1_CGAINI,
1266                                 B43_NPHY_C1_CGAINI_CL2DETECT);
1267                 b43_phy_set(dev, B43_NPHY_C2_CGAINI,
1268                                 B43_NPHY_C2_CGAINI_CL2DETECT);
1269
1270                 /* Set narrowband clip threshold */
1271                 b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
1272                 b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
1273
1274                 if (!dev->phy.is_40mhz) {
1275                         /* Set dwell lengths */
1276                         b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
1277                         b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
1278                         b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
1279                         b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
1280                 }
1281
1282                 /* Set wideband clip 2 threshold */
1283                 b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
1284                                 ~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
1285                                 21);
1286                 b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
1287                                 ~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
1288                                 21);
1289
1290                 if (!dev->phy.is_40mhz) {
1291                         b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
1292                                 ~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
1293                         b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
1294                                 ~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
1295                         b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
1296                                 ~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
1297                         b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
1298                                 ~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
1299                 }
1300
1301                 b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
1302
1303                 if (nphy->gain_boost) {
1304                         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
1305                             dev->phy.is_40mhz)
1306                                 code = 4;
1307                         else
1308                                 code = 5;
1309                 } else {
1310                         code = dev->phy.is_40mhz ? 6 : 7;
1311                 }
1312
1313                 /* Set HPVGA2 index */
1314                 b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
1315                                 ~B43_NPHY_C1_INITGAIN_HPVGA2,
1316                                 code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
1317                 b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
1318                                 ~B43_NPHY_C2_INITGAIN_HPVGA2,
1319                                 code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
1320
1321                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
1322                 /* specs say about 2 loops, but wl does 4 */
1323                 for (i = 0; i < 4; i++)
1324                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
1325                                                         (code << 8 | 0x7C));
1326
1327                 b43_nphy_adjust_lna_gain_table(dev);
1328
1329                 if (nphy->elna_gain_config) {
1330                         b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
1331                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
1332                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1333                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1334                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1335
1336                         b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
1337                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
1338                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1339                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1340                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
1341
1342                         b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
1343                         /* specs say about 2 loops, but wl does 4 */
1344                         for (i = 0; i < 4; i++)
1345                                 b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
1346                                                         (code << 8 | 0x74));
1347                 }
1348
1349                 if (dev->phy.rev == 2) {
1350                         for (i = 0; i < 4; i++) {
1351                                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
1352                                                 (0x0400 * i) + 0x0020);
1353                                 for (j = 0; j < 21; j++) {
1354                                         tmp = j * (i < 2 ? 3 : 1);
1355                                         b43_phy_write(dev,
1356                                                 B43_NPHY_TABLE_DATALO, tmp);
1357                                 }
1358                         }
1359                 }
1360
1361                 b43_nphy_set_rf_sequence(dev, 5,
1362                                 rfseq_events, rfseq_delays, 3);
1363                 b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
1364                         ~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
1365                         0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
1366
1367                 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
1368                         b43_phy_maskset(dev, B43_PHY_N(0xC5D),
1369                                         0xFF80, 4);
1370         }
1371 }
1372
1373 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
1374 static void b43_nphy_workarounds(struct b43_wldev *dev)
1375 {
1376         struct ssb_bus *bus = dev->sdev->bus;
1377         struct b43_phy *phy = &dev->phy;
1378         struct b43_phy_n *nphy = phy->n;
1379
1380         u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
1381         u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
1382
1383         u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
1384         u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
1385
1386         u16 tmp16;
1387         u32 tmp32;
1388
1389         if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
1390                 b43_nphy_classifier(dev, 1, 0);
1391         else
1392                 b43_nphy_classifier(dev, 1, 1);
1393
1394         if (nphy->hang_avoid)
1395                 b43_nphy_stay_in_carrier_search(dev, 1);
1396
1397         b43_phy_set(dev, B43_NPHY_IQFLIP,
1398                     B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
1399
1400         if (dev->phy.rev >= 3) {
1401                 tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
1402                 tmp32 &= 0xffffff;
1403                 b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
1404
1405                 b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
1406                 b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3);
1407                 b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
1408                 b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E);
1409                 b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD);
1410                 b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
1411
1412                 b43_phy_write(dev, B43_NPHY_C2_CLIP1_MEDGAIN, 0x000C);
1413                 b43_phy_write(dev, 0x2AE, 0x000C);
1414
1415                 /* TODO */
1416
1417                 tmp16 = (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) ?
1418                         0x2 : 0x9C40;
1419                 b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16);
1420
1421                 b43_phy_maskset(dev, 0x294, 0xF0FF, 0x0700);
1422
1423                 b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
1424                 b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
1425
1426                 b43_nphy_gain_ctrl_workarounds(dev);
1427
1428                 b43_ntab_write(dev, B43_NTAB32(8, 0), 2);
1429                 b43_ntab_write(dev, B43_NTAB32(8, 16), 2);
1430
1431                 /* TODO */
1432
1433                 b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00);
1434                 b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00);
1435                 b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
1436                 b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
1437                 b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07);
1438                 b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07);
1439                 b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88);
1440                 b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88);
1441                 b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
1442                 b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
1443
1444                 /* N PHY WAR TX Chain Update with hw_phytxchain as argument */
1445
1446                 if ((bus->sprom.boardflags2_lo & B43_BFL2_APLL_WAR &&
1447                     b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ||
1448                     (bus->sprom.boardflags2_lo & B43_BFL2_GPLL_WAR &&
1449                     b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ))
1450                         tmp32 = 0x00088888;
1451                 else
1452                         tmp32 = 0x88888888;
1453                 b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32);
1454                 b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32);
1455                 b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32);
1456
1457                 if (dev->phy.rev == 4 &&
1458                     b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
1459                         b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC,
1460                                         0x70);
1461                         b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC,
1462                                         0x70);
1463                 }
1464
1465                 b43_phy_write(dev, 0x224, 0x039C);
1466                 b43_phy_write(dev, 0x225, 0x0357);
1467                 b43_phy_write(dev, 0x226, 0x0317);
1468                 b43_phy_write(dev, 0x227, 0x02D7);
1469                 b43_phy_write(dev, 0x228, 0x039C);
1470                 b43_phy_write(dev, 0x229, 0x0357);
1471                 b43_phy_write(dev, 0x22A, 0x0317);
1472                 b43_phy_write(dev, 0x22B, 0x02D7);
1473                 b43_phy_write(dev, 0x22C, 0x039C);
1474                 b43_phy_write(dev, 0x22D, 0x0357);
1475                 b43_phy_write(dev, 0x22E, 0x0317);
1476                 b43_phy_write(dev, 0x22F, 0x02D7);
1477         } else {
1478                 if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ &&
1479                     nphy->band5g_pwrgain) {
1480                         b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
1481                         b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
1482                 } else {
1483                         b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
1484                         b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
1485                 }
1486
1487                 b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A);
1488                 b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A);
1489                 b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
1490                 b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
1491
1492                 if (dev->phy.rev < 2) {
1493                         b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000);
1494                         b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000);
1495                         b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
1496                         b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
1497                         b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800);
1498                         b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800);
1499                 }
1500
1501                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
1502                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
1503                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
1504                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
1505
1506                 if (bus->sprom.boardflags2_lo & 0x100 &&
1507                     bus->boardinfo.type == 0x8B) {
1508                         delays1[0] = 0x1;
1509                         delays1[5] = 0x14;
1510                 }
1511                 b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
1512                 b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
1513
1514                 b43_nphy_gain_ctrl_workarounds(dev);
1515
1516                 if (dev->phy.rev < 2) {
1517                         if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
1518                                 b43_hf_write(dev, b43_hf_read(dev) |
1519                                                 B43_HF_MLADVW);
1520                 } else if (dev->phy.rev == 2) {
1521                         b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
1522                         b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
1523                 }
1524
1525                 if (dev->phy.rev < 2)
1526                         b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
1527                                         ~B43_NPHY_SCRAM_SIGCTL_SCM);
1528
1529                 /* Set phase track alpha and beta */
1530                 b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
1531                 b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
1532                 b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
1533                 b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
1534                 b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
1535                 b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
1536
1537                 b43_phy_mask(dev, B43_NPHY_PIL_DW1,
1538                                 ~B43_NPHY_PIL_DW_64QAM & 0xFFFF);
1539                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
1540                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
1541                 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
1542
1543                 if (dev->phy.rev == 2)
1544                         b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
1545                                         B43_NPHY_FINERX2_CGC_DECGC);
1546         }
1547
1548         if (nphy->hang_avoid)
1549                 b43_nphy_stay_in_carrier_search(dev, 0);
1550 }
1551
1552 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
1553 static int b43_nphy_load_samples(struct b43_wldev *dev,
1554                                         struct b43_c32 *samples, u16 len) {
1555         struct b43_phy_n *nphy = dev->phy.n;
1556         u16 i;
1557         u32 *data;
1558
1559         data = kzalloc(len * sizeof(u32), GFP_KERNEL);
1560         if (!data) {
1561                 b43err(dev->wl, "allocation for samples loading failed\n");
1562                 return -ENOMEM;
1563         }
1564         if (nphy->hang_avoid)
1565                 b43_nphy_stay_in_carrier_search(dev, 1);
1566
1567         for (i = 0; i < len; i++) {
1568                 data[i] = (samples[i].i & 0x3FF << 10);
1569                 data[i] |= samples[i].q & 0x3FF;
1570         }
1571         b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data);
1572
1573         kfree(data);
1574         if (nphy->hang_avoid)
1575                 b43_nphy_stay_in_carrier_search(dev, 0);
1576         return 0;
1577 }
1578
1579 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
1580 static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
1581                                         bool test)
1582 {
1583         int i;
1584         u16 bw, len, rot, angle;
1585         struct b43_c32 *samples;
1586
1587
1588         bw = (dev->phy.is_40mhz) ? 40 : 20;
1589         len = bw << 3;
1590
1591         if (test) {
1592                 if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
1593                         bw = 82;
1594                 else
1595                         bw = 80;
1596
1597                 if (dev->phy.is_40mhz)
1598                         bw <<= 1;
1599
1600                 len = bw << 1;
1601         }
1602
1603         samples = kcalloc(len, sizeof(struct b43_c32), GFP_KERNEL);
1604         if (!samples) {
1605                 b43err(dev->wl, "allocation for samples generation failed\n");
1606                 return 0;
1607         }
1608         rot = (((freq * 36) / bw) << 16) / 100;
1609         angle = 0;
1610
1611         for (i = 0; i < len; i++) {
1612                 samples[i] = b43_cordic(angle);
1613                 angle += rot;
1614                 samples[i].q = CORDIC_CONVERT(samples[i].q * max);
1615                 samples[i].i = CORDIC_CONVERT(samples[i].i * max);
1616         }
1617
1618         i = b43_nphy_load_samples(dev, samples, len);
1619         kfree(samples);
1620         return (i < 0) ? 0 : len;
1621 }
1622
1623 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
1624 static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
1625                                         u16 wait, bool iqmode, bool dac_test)
1626 {
1627         struct b43_phy_n *nphy = dev->phy.n;
1628         int i;
1629         u16 seq_mode;
1630         u32 tmp;
1631
1632         if (nphy->hang_avoid)
1633                 b43_nphy_stay_in_carrier_search(dev, true);
1634
1635         if ((nphy->bb_mult_save & 0x80000000) == 0) {
1636                 tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
1637                 nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
1638         }
1639
1640         if (!dev->phy.is_40mhz)
1641                 tmp = 0x6464;
1642         else
1643                 tmp = 0x4747;
1644         b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
1645
1646         if (nphy->hang_avoid)
1647                 b43_nphy_stay_in_carrier_search(dev, false);
1648
1649         b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
1650
1651         if (loops != 0xFFFF)
1652                 b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
1653         else
1654                 b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
1655
1656         b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
1657
1658         seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
1659
1660         b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
1661         if (iqmode) {
1662                 b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
1663                 b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
1664         } else {
1665                 if (dac_test)
1666                         b43_phy_write(dev, B43_NPHY_SAMP_CMD, 5);
1667                 else
1668                         b43_phy_write(dev, B43_NPHY_SAMP_CMD, 1);
1669         }
1670         for (i = 0; i < 100; i++) {
1671                 if (b43_phy_read(dev, B43_NPHY_RFSEQST) & 1) {
1672                         i = 0;
1673                         break;
1674                 }
1675                 udelay(10);
1676         }
1677         if (i)
1678                 b43err(dev->wl, "run samples timeout\n");
1679
1680         b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
1681 }
1682
1683 /*
1684  * Transmits a known value for LO calibration
1685  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
1686  */
1687 static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
1688                                 bool iqmode, bool dac_test)
1689 {
1690         u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
1691         if (samp == 0)
1692                 return -1;
1693         b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test);
1694         return 0;
1695 }
1696
1697 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
1698 static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
1699 {
1700         struct b43_phy_n *nphy = dev->phy.n;
1701         int i, j;
1702         u32 tmp;
1703         u32 cur_real, cur_imag, real_part, imag_part;
1704
1705         u16 buffer[7];
1706
1707         if (nphy->hang_avoid)
1708                 b43_nphy_stay_in_carrier_search(dev, true);
1709
1710         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
1711
1712         for (i = 0; i < 2; i++) {
1713                 tmp = ((buffer[i * 2] & 0x3FF) << 10) |
1714                         (buffer[i * 2 + 1] & 0x3FF);
1715                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
1716                                 (((i + 26) << 10) | 320));
1717                 for (j = 0; j < 128; j++) {
1718                         b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
1719                                         ((tmp >> 16) & 0xFFFF));
1720                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
1721                                         (tmp & 0xFFFF));
1722                 }
1723         }
1724
1725         for (i = 0; i < 2; i++) {
1726                 tmp = buffer[5 + i];
1727                 real_part = (tmp >> 8) & 0xFF;
1728                 imag_part = (tmp & 0xFF);
1729                 b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
1730                                 (((i + 26) << 10) | 448));
1731
1732                 if (dev->phy.rev >= 3) {
1733                         cur_real = real_part;
1734                         cur_imag = imag_part;
1735                         tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF);
1736                 }
1737
1738                 for (j = 0; j < 128; j++) {
1739                         if (dev->phy.rev < 3) {
1740                                 cur_real = (real_part * loscale[j] + 128) >> 8;
1741                                 cur_imag = (imag_part * loscale[j] + 128) >> 8;
1742                                 tmp = ((cur_real & 0xFF) << 8) |
1743                                         (cur_imag & 0xFF);
1744                         }
1745                         b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
1746                                         ((tmp >> 16) & 0xFFFF));
1747                         b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
1748                                         (tmp & 0xFFFF));
1749                 }
1750         }
1751
1752         if (dev->phy.rev >= 3) {
1753                 b43_shm_write16(dev, B43_SHM_SHARED,
1754                                 B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF);
1755                 b43_shm_write16(dev, B43_SHM_SHARED,
1756                                 B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF);
1757         }
1758
1759         if (nphy->hang_avoid)
1760                 b43_nphy_stay_in_carrier_search(dev, false);
1761 }
1762
1763 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
1764 static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
1765                                         u8 *events, u8 *delays, u8 length)
1766 {
1767         struct b43_phy_n *nphy = dev->phy.n;
1768         u8 i;
1769         u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
1770         u16 offset1 = cmd << 4;
1771         u16 offset2 = offset1 + 0x80;
1772
1773         if (nphy->hang_avoid)
1774                 b43_nphy_stay_in_carrier_search(dev, true);
1775
1776         b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
1777         b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
1778
1779         for (i = length; i < 16; i++) {
1780                 b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
1781                 b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
1782         }
1783
1784         if (nphy->hang_avoid)
1785                 b43_nphy_stay_in_carrier_search(dev, false);
1786 }
1787
1788 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
1789 static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
1790                                        enum b43_nphy_rf_sequence seq)
1791 {
1792         static const u16 trigger[] = {
1793                 [B43_RFSEQ_RX2TX]               = B43_NPHY_RFSEQTR_RX2TX,
1794                 [B43_RFSEQ_TX2RX]               = B43_NPHY_RFSEQTR_TX2RX,
1795                 [B43_RFSEQ_RESET2RX]            = B43_NPHY_RFSEQTR_RST2RX,
1796                 [B43_RFSEQ_UPDATE_GAINH]        = B43_NPHY_RFSEQTR_UPGH,
1797                 [B43_RFSEQ_UPDATE_GAINL]        = B43_NPHY_RFSEQTR_UPGL,
1798                 [B43_RFSEQ_UPDATE_GAINU]        = B43_NPHY_RFSEQTR_UPGU,
1799         };
1800         int i;
1801         u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
1802
1803         B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
1804
1805         b43_phy_set(dev, B43_NPHY_RFSEQMODE,
1806                     B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER);
1807         b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]);
1808         for (i = 0; i < 200; i++) {
1809                 if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq]))
1810                         goto ok;
1811                 msleep(1);
1812         }
1813         b43err(dev->wl, "RF sequence status timeout\n");
1814 ok:
1815         b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
1816 }
1817
1818 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
1819 static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
1820                                                 u16 value, u8 core, bool off)
1821 {
1822         int i;
1823         u8 index = fls(field);
1824         u8 addr, en_addr, val_addr;
1825         /* we expect only one bit set */
1826         B43_WARN_ON(field & (~(1 << (index - 1))));
1827
1828         if (dev->phy.rev >= 3) {
1829                 const struct nphy_rf_control_override_rev3 *rf_ctrl;
1830                 for (i = 0; i < 2; i++) {
1831                         if (index == 0 || index == 16) {
1832                                 b43err(dev->wl,
1833                                         "Unsupported RF Ctrl Override call\n");
1834                                 return;
1835                         }
1836
1837                         rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
1838                         en_addr = B43_PHY_N((i == 0) ?
1839                                 rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
1840                         val_addr = B43_PHY_N((i == 0) ?
1841                                 rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
1842
1843                         if (off) {
1844                                 b43_phy_mask(dev, en_addr, ~(field));
1845                                 b43_phy_mask(dev, val_addr,
1846                                                 ~(rf_ctrl->val_mask));
1847                         } else {
1848                                 if (core == 0 || ((1 << core) & i) != 0) {
1849                                         b43_phy_set(dev, en_addr, field);
1850                                         b43_phy_maskset(dev, val_addr,
1851                                                 ~(rf_ctrl->val_mask),
1852                                                 (value << rf_ctrl->val_shift));
1853                                 }
1854                         }
1855                 }
1856         } else {
1857                 const struct nphy_rf_control_override_rev2 *rf_ctrl;
1858                 if (off) {
1859                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
1860                         value = 0;
1861                 } else {
1862                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
1863                 }
1864
1865                 for (i = 0; i < 2; i++) {
1866                         if (index <= 1 || index == 16) {
1867                                 b43err(dev->wl,
1868                                         "Unsupported RF Ctrl Override call\n");
1869                                 return;
1870                         }
1871
1872                         if (index == 2 || index == 10 ||
1873                             (index >= 13 && index <= 15)) {
1874                                 core = 1;
1875                         }
1876
1877                         rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
1878                         addr = B43_PHY_N((i == 0) ?
1879                                 rf_ctrl->addr0 : rf_ctrl->addr1);
1880
1881                         if ((core & (1 << i)) != 0)
1882                                 b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
1883                                                 (value << rf_ctrl->shift));
1884
1885                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
1886                         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1887                                         B43_NPHY_RFCTL_CMD_START);
1888                         udelay(1);
1889                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
1890                 }
1891         }
1892 }
1893
1894 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
1895 static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
1896                                                 u16 value, u8 core)
1897 {
1898         u8 i, j;
1899         u16 reg, tmp, val;
1900
1901         B43_WARN_ON(dev->phy.rev < 3);
1902         B43_WARN_ON(field > 4);
1903
1904         for (i = 0; i < 2; i++) {
1905                 if ((core == 1 && i == 1) || (core == 2 && !i))
1906                         continue;
1907
1908                 reg = (i == 0) ?
1909                         B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
1910                 b43_phy_mask(dev, reg, 0xFBFF);
1911
1912                 switch (field) {
1913                 case 0:
1914                         b43_phy_write(dev, reg, 0);
1915                         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
1916                         break;
1917                 case 1:
1918                         if (!i) {
1919                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1,
1920                                                 0xFC3F, (value << 6));
1921                                 b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1,
1922                                                 0xFFFE, 1);
1923                                 b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1924                                                 B43_NPHY_RFCTL_CMD_START);
1925                                 for (j = 0; j < 100; j++) {
1926                                         if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START) {
1927                                                 j = 0;
1928                                                 break;
1929                                         }
1930                                         udelay(10);
1931                                 }
1932                                 if (j)
1933                                         b43err(dev->wl,
1934                                                 "intc override timeout\n");
1935                                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1,
1936                                                 0xFFFE);
1937                         } else {
1938                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2,
1939                                                 0xFC3F, (value << 6));
1940                                 b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
1941                                                 0xFFFE, 1);
1942                                 b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
1943                                                 B43_NPHY_RFCTL_CMD_RXTX);
1944                                 for (j = 0; j < 100; j++) {
1945                                         if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX) {
1946                                                 j = 0;
1947                                                 break;
1948                                         }
1949                                         udelay(10);
1950                                 }
1951                                 if (j)
1952                                         b43err(dev->wl,
1953                                                 "intc override timeout\n");
1954                                 b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
1955                                                 0xFFFE);
1956                         }
1957                         break;
1958                 case 2:
1959                         if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
1960                                 tmp = 0x0020;
1961                                 val = value << 5;
1962                         } else {
1963                                 tmp = 0x0010;
1964                                 val = value << 4;
1965                         }
1966                         b43_phy_maskset(dev, reg, ~tmp, val);
1967                         break;
1968                 case 3:
1969                         if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
1970                                 tmp = 0x0001;
1971                                 val = value;
1972                         } else {
1973                                 tmp = 0x0004;
1974                                 val = value << 2;
1975                         }
1976                         b43_phy_maskset(dev, reg, ~tmp, val);
1977                         break;
1978                 case 4:
1979                         if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
1980                                 tmp = 0x0002;
1981                                 val = value << 1;
1982                         } else {
1983                                 tmp = 0x0008;
1984                                 val = value << 3;
1985                         }
1986                         b43_phy_maskset(dev, reg, ~tmp, val);
1987                         break;
1988                 }
1989         }
1990 }
1991
1992 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */
1993 static void b43_nphy_bphy_init(struct b43_wldev *dev)
1994 {
1995         unsigned int i;
1996         u16 val;
1997
1998         val = 0x1E1F;
1999         for (i = 0; i < 16; i++) {
2000                 b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
2001                 val -= 0x202;
2002         }
2003         val = 0x3E3F;
2004         for (i = 0; i < 16; i++) {
2005                 b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
2006                 val -= 0x202;
2007         }
2008         b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
2009 }
2010
2011 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
2012 static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
2013                                         s8 offset, u8 core, u8 rail,
2014                                         enum b43_nphy_rssi_type type)
2015 {
2016         u16 tmp;
2017         bool core1or5 = (core == 1) || (core == 5);
2018         bool core2or5 = (core == 2) || (core == 5);
2019
2020         offset = clamp_val(offset, -32, 31);
2021         tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
2022
2023         if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
2024                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
2025         if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
2026                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
2027         if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
2028                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
2029         if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
2030                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
2031
2032         if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
2033                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
2034         if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
2035                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
2036         if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
2037                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
2038         if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
2039                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
2040
2041         if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
2042                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
2043         if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
2044                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
2045         if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
2046                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
2047         if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
2048                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
2049
2050         if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
2051                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
2052         if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
2053                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
2054         if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
2055                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
2056         if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
2057                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
2058
2059         if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
2060                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
2061         if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
2062                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
2063         if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
2064                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
2065         if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
2066                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
2067
2068         if (core1or5 && (type == B43_NPHY_RSSI_TSSI_I))
2069                 b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
2070         if (core2or5 && (type == B43_NPHY_RSSI_TSSI_I))
2071                 b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
2072
2073         if (core1or5 && (type == B43_NPHY_RSSI_TSSI_Q))
2074                 b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
2075         if (core2or5 && (type == B43_NPHY_RSSI_TSSI_Q))
2076                 b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
2077 }
2078
2079 static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
2080 {
2081         u16 val;
2082
2083         if (type < 3)
2084                 val = 0;
2085         else if (type == 6)
2086                 val = 1;
2087         else if (type == 3)
2088                 val = 2;
2089         else
2090                 val = 3;
2091
2092         val = (val << 12) | (val << 14);
2093         b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
2094         b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
2095
2096         if (type < 3) {
2097                 b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
2098                                 (type + 1) << 4);
2099                 b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
2100                                 (type + 1) << 4);
2101         }
2102
2103         if (code == 0) {
2104                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
2105                 if (type < 3) {
2106                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
2107                                 ~(B43_NPHY_RFCTL_CMD_RXEN |
2108                                   B43_NPHY_RFCTL_CMD_CORESEL));
2109                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
2110                                 ~(0x1 << 12 |
2111                                   0x1 << 5 |
2112                                   0x1 << 1 |
2113                                   0x1));
2114                         b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
2115                                 ~B43_NPHY_RFCTL_CMD_START);
2116                         udelay(20);
2117                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
2118                 }
2119         } else {
2120                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
2121                 if (type < 3) {
2122                         b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
2123                                 ~(B43_NPHY_RFCTL_CMD_RXEN |
2124                                   B43_NPHY_RFCTL_CMD_CORESEL),
2125                                 (B43_NPHY_RFCTL_CMD_RXEN |
2126                                  code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
2127                         b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
2128                                 (0x1 << 12 |
2129                                   0x1 << 5 |
2130                                   0x1 << 1 |
2131                                   0x1));
2132                         b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
2133                                 B43_NPHY_RFCTL_CMD_START);
2134                         udelay(20);
2135                         b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
2136                 }
2137         }
2138 }
2139
2140 static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
2141 {
2142         struct b43_phy_n *nphy = dev->phy.n;
2143         u8 i;
2144         u16 reg, val;
2145
2146         if (code == 0) {
2147                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
2148                 b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
2149                 b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
2150                 b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
2151                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
2152                 b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
2153                 b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
2154                 b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
2155         } else {
2156                 for (i = 0; i < 2; i++) {
2157                         if ((code == 1 && i == 1) || (code == 2 && !i))
2158                                 continue;
2159
2160                         reg = (i == 0) ?
2161                                 B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
2162                         b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
2163
2164                         if (type < 3) {
2165                                 reg = (i == 0) ?
2166                                         B43_NPHY_AFECTL_C1 :
2167                                         B43_NPHY_AFECTL_C2;
2168                                 b43_phy_maskset(dev, reg, 0xFCFF, 0);
2169
2170                                 reg = (i == 0) ?
2171                                         B43_NPHY_RFCTL_LUT_TRSW_UP1 :
2172                                         B43_NPHY_RFCTL_LUT_TRSW_UP2;
2173                                 b43_phy_maskset(dev, reg, 0xFFC3, 0);
2174
2175                                 if (type == 0)
2176                                         val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8;
2177                                 else if (type == 1)
2178                                         val = 16;
2179                                 else
2180                                         val = 32;
2181                                 b43_phy_set(dev, reg, val);
2182
2183                                 reg = (i == 0) ?
2184                                         B43_NPHY_TXF_40CO_B1S0 :
2185                                         B43_NPHY_TXF_40CO_B32S1;
2186                                 b43_phy_set(dev, reg, 0x0020);
2187                         } else {
2188                                 if (type == 6)
2189                                         val = 0x0100;
2190                                 else if (type == 3)
2191                                         val = 0x0200;
2192                                 else
2193                                         val = 0x0300;
2194
2195                                 reg = (i == 0) ?
2196                                         B43_NPHY_AFECTL_C1 :
2197                                         B43_NPHY_AFECTL_C2;
2198
2199                                 b43_phy_maskset(dev, reg, 0xFCFF, val);
2200                                 b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
2201
2202                                 if (type != 3 && type != 6) {
2203                                         enum ieee80211_band band =
2204                                                 b43_current_band(dev->wl);
2205
2206                                         if ((nphy->ipa2g_on &&
2207                                                 band == IEEE80211_BAND_2GHZ) ||
2208                                                 (nphy->ipa5g_on &&
2209                                                 band == IEEE80211_BAND_5GHZ))
2210                                                 val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE;
2211                                         else
2212                                                 val = 0x11;
2213                                         reg = (i == 0) ? 0x2000 : 0x3000;
2214                                         reg |= B2055_PADDRV;
2215                                         b43_radio_write16(dev, reg, val);
2216
2217                                         reg = (i == 0) ?
2218                                                 B43_NPHY_AFECTL_OVER1 :
2219                                                 B43_NPHY_AFECTL_OVER;
2220                                         b43_phy_set(dev, reg, 0x0200);
2221                                 }
2222                         }
2223                 }
2224         }
2225 }
2226
2227 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
2228 static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
2229 {
2230         if (dev->phy.rev >= 3)
2231                 b43_nphy_rev3_rssi_select(dev, code, type);
2232         else
2233                 b43_nphy_rev2_rssi_select(dev, code, type);
2234 }
2235
2236 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
2237 static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, u8 type, u8 *buf)
2238 {
2239         int i;
2240         for (i = 0; i < 2; i++) {
2241                 if (type == 2) {
2242                         if (i == 0) {
2243                                 b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM,
2244                                                   0xFC, buf[0]);
2245                                 b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
2246                                                   0xFC, buf[1]);
2247                         } else {
2248                                 b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM,
2249                                                   0xFC, buf[2 * i]);
2250                                 b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
2251                                                   0xFC, buf[2 * i + 1]);
2252                         }
2253                 } else {
2254                         if (i == 0)
2255                                 b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
2256                                                   0xF3, buf[0] << 2);
2257                         else
2258                                 b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
2259                                                   0xF3, buf[2 * i + 1] << 2);
2260                 }
2261         }
2262 }
2263
2264 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */
2265 static int b43_nphy_poll_rssi(struct b43_wldev *dev, u8 type, s32 *buf,
2266                                 u8 nsamp)
2267 {
2268         int i;
2269         int out;
2270         u16 save_regs_phy[9];
2271         u16 s[2];
2272
2273         if (dev->phy.rev >= 3) {
2274                 save_regs_phy[0] = b43_phy_read(dev,
2275                                                 B43_NPHY_RFCTL_LUT_TRSW_UP1);
2276                 save_regs_phy[1] = b43_phy_read(dev,
2277                                                 B43_NPHY_RFCTL_LUT_TRSW_UP2);
2278                 save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
2279                 save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
2280                 save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
2281                 save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
2282                 save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0);
2283                 save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1);
2284                 save_regs_phy[8] = 0;
2285         } else {
2286                 save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
2287                 save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
2288                 save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
2289                 save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD);
2290                 save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
2291                 save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
2292                 save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
2293                 save_regs_phy[7] = 0;
2294                 save_regs_phy[8] = 0;
2295         }
2296
2297         b43_nphy_rssi_select(dev, 5, type);
2298
2299         if (dev->phy.rev < 2) {
2300                 save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL);
2301                 b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5);
2302         }
2303
2304         for (i = 0; i < 4; i++)
2305                 buf[i] = 0;
2306
2307         for (i = 0; i < nsamp; i++) {
2308                 if (dev->phy.rev < 2) {
2309                         s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT);
2310                         s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT);
2311                 } else {
2312                         s[0] = b43_phy_read(dev, B43_NPHY_RSSI1);
2313                         s[1] = b43_phy_read(dev, B43_NPHY_RSSI2);
2314                 }
2315
2316                 buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2;
2317                 buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2;
2318                 buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2;
2319                 buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2;
2320         }
2321         out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 |
2322                 (buf[2] & 0xFF) << 8 | (buf[3] & 0xFF);
2323
2324         if (dev->phy.rev < 2)
2325                 b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]);
2326
2327         if (dev->phy.rev >= 3) {
2328                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1,
2329                                 save_regs_phy[0]);
2330                 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
2331                                 save_regs_phy[1]);
2332                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[2]);
2333                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[3]);
2334                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]);
2335                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]);
2336                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]);
2337                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]);
2338         } else {
2339                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
2340                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
2341                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]);
2342                 b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]);
2343                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]);
2344                 b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]);
2345                 b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]);
2346         }
2347
2348         return out;
2349 }
2350
2351 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
2352 static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type)
2353 {
2354         int i, j;
2355         u8 state[4];
2356         u8 code, val;
2357         u16 class, override;
2358         u8 regs_save_radio[2];
2359         u16 regs_save_phy[2];
2360
2361         s8 offset[4];
2362         u8 core;
2363         u8 rail;
2364
2365         u16 clip_state[2];
2366         u16 clip_off[2] = { 0xFFFF, 0xFFFF };
2367         s32 results_min[4] = { };
2368         u8 vcm_final[4] = { };
2369         s32 results[4][4] = { };
2370         s32 miniq[4][2] = { };
2371
2372         if (type == 2) {
2373                 code = 0;
2374                 val = 6;
2375         } else if (type < 2) {
2376                 code = 25;
2377                 val = 4;
2378         } else {
2379                 B43_WARN_ON(1);
2380                 return;
2381         }
2382
2383         class = b43_nphy_classifier(dev, 0, 0);
2384         b43_nphy_classifier(dev, 7, 4);
2385         b43_nphy_read_clip_detection(dev, clip_state);
2386         b43_nphy_write_clip_detection(dev, clip_off);
2387
2388         if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
2389                 override = 0x140;
2390         else
2391                 override = 0x110;
2392
2393         regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2394         regs_save_radio[0] = b43_radio_read16(dev, B2055_C1_PD_RXTX);
2395         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
2396         b43_radio_write16(dev, B2055_C1_PD_RXTX, val);
2397
2398         regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2399         regs_save_radio[1] = b43_radio_read16(dev, B2055_C2_PD_RXTX);
2400         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
2401         b43_radio_write16(dev, B2055_C2_PD_RXTX, val);
2402
2403         state[0] = b43_radio_read16(dev, B2055_C1_PD_RSSIMISC) & 0x07;
2404         state[1] = b43_radio_read16(dev, B2055_C2_PD_RSSIMISC) & 0x07;
2405         b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8);
2406         b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8);
2407         state[2] = b43_radio_read16(dev, B2055_C1_SP_RSSI) & 0x07;
2408         state[3] = b43_radio_read16(dev, B2055_C2_SP_RSSI) & 0x07;
2409
2410         b43_nphy_rssi_select(dev, 5, type);
2411         b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 0, type);
2412         b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 1, type);
2413
2414         for (i = 0; i < 4; i++) {
2415                 u8 tmp[4];
2416                 for (j = 0; j < 4; j++)
2417                         tmp[j] = i;
2418                 if (type != 1)
2419                         b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
2420                 b43_nphy_poll_rssi(dev, type, results[i], 8);
2421                 if (type < 2)
2422                         for (j = 0; j < 2; j++)
2423                                 miniq[i][j] = min(results[i][2 * j],
2424                                                 results[i][2 * j + 1]);
2425         }
2426
2427         for (i = 0; i < 4; i++) {
2428                 s32 mind = 40;
2429                 u8 minvcm = 0;
2430                 s32 minpoll = 249;
2431                 s32 curr;
2432                 for (j = 0; j < 4; j++) {
2433                         if (type == 2)
2434                                 curr = abs(results[j][i]);
2435                         else
2436                                 curr = abs(miniq[j][i / 2] - code * 8);
2437
2438                         if (curr < mind) {
2439                                 mind = curr;
2440                                 minvcm = j;
2441                         }
2442
2443                         if (results[j][i] < minpoll)
2444                                 minpoll = results[j][i];
2445                 }
2446                 results_min[i] = minpoll;
2447                 vcm_final[i] = minvcm;
2448         }
2449
2450         if (type != 1)
2451                 b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final);
2452
2453         for (i = 0; i < 4; i++) {
2454                 offset[i] = (code * 8) - results[vcm_final[i]][i];
2455
2456                 if (offset[i] < 0)
2457                         offset[i] = -((abs(offset[i]) + 4) / 8);
2458                 else
2459                         offset[i] = (offset[i] + 4) / 8;
2460
2461                 if (results_min[i] == 248)
2462                         offset[i] = code - 32;
2463
2464                 core = (i / 2) ? 2 : 1;
2465                 rail = (i % 2) ? 1 : 0;
2466
2467                 b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail,
2468                                                 type);
2469         }
2470
2471         b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
2472         b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]);
2473
2474         switch (state[2]) {
2475         case 1:
2476                 b43_nphy_rssi_select(dev, 1, 2);
2477                 break;
2478         case 4:
2479                 b43_nphy_rssi_select(dev, 1, 0);
2480                 break;
2481         case 2:
2482                 b43_nphy_rssi_select(dev, 1, 1);
2483                 break;
2484         default:
2485                 b43_nphy_rssi_select(dev, 1, 1);
2486                 break;
2487         }
2488
2489         switch (state[3]) {
2490         case 1:
2491                 b43_nphy_rssi_select(dev, 2, 2);
2492                 break;
2493         case 4:
2494                 b43_nphy_rssi_select(dev, 2, 0);
2495                 break;
2496         default:
2497                 b43_nphy_rssi_select(dev, 2, 1);
2498                 break;
2499         }
2500
2501         b43_nphy_rssi_select(dev, 0, type);
2502
2503         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
2504         b43_radio_write16(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
2505         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
2506         b43_radio_write16(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
2507
2508         b43_nphy_classifier(dev, 7, class);
2509         b43_nphy_write_clip_detection(dev, clip_state);
2510         /* Specs don't say about reset here, but it makes wl and b43 dumps
2511            identical, it really seems wl performs this */
2512         b43_nphy_reset_cca(dev);
2513 }
2514
2515 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
2516 static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
2517 {
2518         /* TODO */
2519 }
2520
2521 /*
2522  * RSSI Calibration
2523  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal
2524  */
2525 static void b43_nphy_rssi_cal(struct b43_wldev *dev)
2526 {
2527         if (dev->phy.rev >= 3) {
2528                 b43_nphy_rev3_rssi_cal(dev);
2529         } else {
2530                 b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Z);
2531                 b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_X);
2532                 b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Y);
2533         }
2534 }
2535
2536 /*
2537  * Restore RSSI Calibration
2538  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal
2539  */
2540 static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
2541 {
2542         struct b43_phy_n *nphy = dev->phy.n;
2543
2544         u16 *rssical_radio_regs = NULL;
2545         u16 *rssical_phy_regs = NULL;
2546
2547         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
2548                 if (!nphy->rssical_chanspec_2G.center_freq)
2549                         return;
2550                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
2551                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
2552         } else {
2553                 if (!nphy->rssical_chanspec_5G.center_freq)
2554                         return;
2555                 rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
2556                 rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
2557         }
2558
2559         /* TODO use some definitions */
2560         b43_radio_maskset(dev, 0x602B, 0xE3, rssical_radio_regs[0]);
2561         b43_radio_maskset(dev, 0x702B, 0xE3, rssical_radio_regs[1]);
2562
2563         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]);
2564         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]);
2565         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]);
2566         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]);
2567
2568         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]);
2569         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]);
2570         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]);
2571         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]);
2572
2573         b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]);
2574         b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]);
2575         b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]);
2576         b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]);
2577 }
2578
2579 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetIpaGainTbl */
2580 static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev)
2581 {
2582         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
2583                 if (dev->phy.rev >= 6) {
2584                         /* TODO If the chip is 47162
2585                                 return txpwrctrl_tx_gain_ipa_rev5 */
2586                         return txpwrctrl_tx_gain_ipa_rev6;
2587                 } else if (dev->phy.rev >= 5) {
2588                         return txpwrctrl_tx_gain_ipa_rev5;
2589                 } else {
2590                         return txpwrctrl_tx_gain_ipa;
2591                 }
2592         } else {
2593                 return txpwrctrl_tx_gain_ipa_5g;
2594         }
2595 }
2596
2597 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */
2598 static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
2599 {
2600         struct b43_phy_n *nphy = dev->phy.n;
2601         u16 *save = nphy->tx_rx_cal_radio_saveregs;
2602         u16 tmp;
2603         u8 offset, i;
2604
2605         if (dev->phy.rev >= 3) {
2606             for (i = 0; i < 2; i++) {
2607                 tmp = (i == 0) ? 0x2000 : 0x3000;
2608                 offset = i * 11;
2609
2610                 save[offset + 0] = b43_radio_read16(dev, B2055_CAL_RVARCTL);
2611                 save[offset + 1] = b43_radio_read16(dev, B2055_CAL_LPOCTL);
2612                 save[offset + 2] = b43_radio_read16(dev, B2055_CAL_TS);
2613                 save[offset + 3] = b43_radio_read16(dev, B2055_CAL_RCCALRTS);
2614                 save[offset + 4] = b43_radio_read16(dev, B2055_CAL_RCALRTS);
2615                 save[offset + 5] = b43_radio_read16(dev, B2055_PADDRV);
2616                 save[offset + 6] = b43_radio_read16(dev, B2055_XOCTL1);
2617                 save[offset + 7] = b43_radio_read16(dev, B2055_XOCTL2);
2618                 save[offset + 8] = b43_radio_read16(dev, B2055_XOREGUL);
2619                 save[offset + 9] = b43_radio_read16(dev, B2055_XOMISC);
2620                 save[offset + 10] = b43_radio_read16(dev, B2055_PLL_LFC1);
2621
2622                 if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
2623                         b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
2624                         b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
2625                         b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
2626                         b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
2627                         b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
2628                         if (nphy->ipa5g_on) {
2629                                 b43_radio_write16(dev, tmp | B2055_PADDRV, 4);
2630                                 b43_radio_write16(dev, tmp | B2055_XOCTL1, 1);
2631                         } else {
2632                                 b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
2633                                 b43_radio_write16(dev, tmp | B2055_XOCTL1, 0x2F);
2634                         }
2635                         b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
2636                 } else {
2637                         b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x06);
2638                         b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
2639                         b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
2640                         b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
2641                         b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
2642                         b43_radio_write16(dev, tmp | B2055_XOCTL1, 0);
2643                         if (nphy->ipa2g_on) {
2644                                 b43_radio_write16(dev, tmp | B2055_PADDRV, 6);
2645                                 b43_radio_write16(dev, tmp | B2055_XOCTL2,
2646                                         (dev->phy.rev < 5) ? 0x11 : 0x01);
2647                         } else {
2648                                 b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
2649                                 b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
2650                         }
2651                 }
2652                 b43_radio_write16(dev, tmp | B2055_XOREGUL, 0);
2653                 b43_radio_write16(dev, tmp | B2055_XOMISC, 0);
2654                 b43_radio_write16(dev, tmp | B2055_PLL_LFC1, 0);
2655             }
2656         } else {
2657                 save[0] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL1);
2658                 b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
2659
2660                 save[1] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL2);
2661                 b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
2662
2663                 save[2] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL1);
2664                 b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
2665
2666                 save[3] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL2);
2667                 b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
2668
2669                 save[3] = b43_radio_read16(dev, B2055_C1_PWRDET_RXTX);
2670                 save[4] = b43_radio_read16(dev, B2055_C2_PWRDET_RXTX);
2671
2672                 if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
2673                     B43_NPHY_BANDCTL_5GHZ)) {
2674                         b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x04);
2675                         b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x04);
2676                 } else {
2677                         b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x20);
2678                         b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x20);
2679                 }
2680
2681                 if (dev->phy.rev < 2) {
2682                         b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20);
2683                         b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20);
2684                 } else {
2685                         b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20);
2686                         b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20);
2687                 }
2688         }
2689 }
2690
2691 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */
2692 static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
2693                                         struct nphy_txgains target,
2694                                         struct nphy_iqcal_params *params)
2695 {
2696         int i, j, indx;
2697         u16 gain;
2698
2699         if (dev->phy.rev >= 3) {
2700                 params->txgm = target.txgm[core];
2701                 params->pga = target.pga[core];
2702                 params->pad = target.pad[core];
2703                 params->ipa = target.ipa[core];
2704                 params->cal_gain = (params->txgm << 12) | (params->pga << 8) |
2705                                         (params->pad << 4) | (params->ipa);
2706                 for (j = 0; j < 5; j++)
2707                         params->ncorr[j] = 0x79;
2708         } else {
2709                 gain = (target.pad[core]) | (target.pga[core] << 4) |
2710                         (target.txgm[core] << 8);
2711
2712                 indx = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ?
2713                         1 : 0;
2714                 for (i = 0; i < 9; i++)
2715                         if (tbl_iqcal_gainparams[indx][i][0] == gain)
2716                                 break;
2717                 i = min(i, 8);
2718
2719                 params->txgm = tbl_iqcal_gainparams[indx][i][1];
2720                 params->pga = tbl_iqcal_gainparams[indx][i][2];
2721                 params->pad = tbl_iqcal_gainparams[indx][i][3];
2722                 params->cal_gain = (params->txgm << 7) | (params->pga << 4) |
2723                                         (params->pad << 2);
2724                 for (j = 0; j < 4; j++)
2725                         params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j];
2726         }
2727 }
2728
2729 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */
2730 static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
2731 {
2732         struct b43_phy_n *nphy = dev->phy.n;
2733         int i;
2734         u16 scale, entry;
2735
2736         u16 tmp = nphy->txcal_bbmult;
2737         if (core == 0)
2738                 tmp >>= 8;
2739         tmp &= 0xff;
2740
2741         for (i = 0; i < 18; i++) {
2742                 scale = (ladder_lo[i].percent * tmp) / 100;
2743                 entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
2744                 b43_ntab_write(dev, B43_NTAB16(15, i), entry);
2745
2746                 scale = (ladder_iq[i].percent * tmp) / 100;
2747                 entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
2748                 b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
2749         }
2750 }
2751
2752 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
2753 static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
2754 {
2755         int i;
2756         for (i = 0; i < 15; i++)
2757                 b43_phy_write(dev, B43_PHY_N(0x2C5 + i),
2758                                 tbl_tx_filter_coef_rev4[2][i]);
2759 }
2760
2761 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
2762 static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
2763 {
2764         int i, j;
2765         /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
2766         static const u16 offset[] = { 0x186, 0x195, 0x2C5 };
2767
2768         for (i = 0; i < 3; i++)
2769                 for (j = 0; j < 15; j++)
2770                         b43_phy_write(dev, B43_PHY_N(offset[i] + j),
2771                                         tbl_tx_filter_coef_rev4[i][j]);
2772
2773         if (dev->phy.is_40mhz) {
2774                 for (j = 0; j < 15; j++)
2775                         b43_phy_write(dev, B43_PHY_N(offset[0] + j),
2776                                         tbl_tx_filter_coef_rev4[3][j]);
2777         } else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
2778                 for (j = 0; j < 15; j++)
2779                         b43_phy_write(dev, B43_PHY_N(offset[0] + j),
2780                                         tbl_tx_filter_coef_rev4[5][j]);
2781         }
2782
2783         if (dev->phy.channel == 14)
2784                 for (j = 0; j < 15; j++)
2785                         b43_phy_write(dev, B43_PHY_N(offset[0] + j),
2786                                         tbl_tx_filter_coef_rev4[6][j]);
2787 }
2788
2789 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
2790 static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
2791 {
2792         struct b43_phy_n *nphy = dev->phy.n;
2793
2794         u16 curr_gain[2];
2795         struct nphy_txgains target;
2796         const u32 *table = NULL;
2797
2798         if (!nphy->txpwrctrl) {
2799                 int i;
2800
2801                 if (nphy->hang_avoid)
2802                         b43_nphy_stay_in_carrier_search(dev, true);
2803                 b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
2804                 if (nphy->hang_avoid)
2805                         b43_nphy_stay_in_carrier_search(dev, false);
2806
2807                 for (i = 0; i < 2; ++i) {
2808                         if (dev->phy.rev >= 3) {
2809                                 target.ipa[i] = curr_gain[i] & 0x000F;
2810                                 target.pad[i] = (curr_gain[i] & 0x00F0) >> 4;
2811                                 target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
2812                                 target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
2813                         } else {
2814                                 target.ipa[i] = curr_gain[i] & 0x0003;
2815                                 target.pad[i] = (curr_gain[i] & 0x000C) >> 2;
2816                                 target.pga[i] = (curr_gain[i] & 0x0070) >> 4;
2817                                 target.txgm[i] = (curr_gain[i] & 0x0380) >> 7;
2818                         }
2819                 }
2820         } else {
2821                 int i;
2822                 u16 index[2];
2823                 index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) &
2824                         B43_NPHY_TXPCTL_STAT_BIDX) >>
2825                         B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
2826                 index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) &
2827                         B43_NPHY_TXPCTL_STAT_BIDX) >>
2828                         B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
2829
2830                 for (i = 0; i < 2; ++i) {
2831                         if (dev->phy.rev >= 3) {
2832                                 enum ieee80211_band band =
2833                                         b43_current_band(dev->wl);
2834
2835                                 if ((nphy->ipa2g_on &&
2836                                      band == IEEE80211_BAND_2GHZ) ||
2837                                     (nphy->ipa5g_on &&
2838                                      band == IEEE80211_BAND_5GHZ)) {
2839                                         table = b43_nphy_get_ipa_gain_table(dev);
2840                                 } else {
2841                                         if (band == IEEE80211_BAND_5GHZ) {
2842                                                 if (dev->phy.rev == 3)
2843                                                         table = b43_ntab_tx_gain_rev3_5ghz;
2844                                                 else if (dev->phy.rev == 4)
2845                                                         table = b43_ntab_tx_gain_rev4_5ghz;
2846                                                 else
2847                                                         table = b43_ntab_tx_gain_rev5plus_5ghz;
2848                                         } else {
2849                                                 table = b43_ntab_tx_gain_rev3plus_2ghz;
2850                                         }
2851                                 }
2852
2853                                 target.ipa[i] = (table[index[i]] >> 16) & 0xF;
2854                                 target.pad[i] = (table[index[i]] >> 20) & 0xF;
2855                                 target.pga[i] = (table[index[i]] >> 24) & 0xF;
2856                                 target.txgm[i] = (table[index[i]] >> 28) & 0xF;
2857                         } else {
2858                                 table = b43_ntab_tx_gain_rev0_1_2;
2859
2860                                 target.ipa[i] = (table[index[i]] >> 16) & 0x3;
2861                                 target.pad[i] = (table[index[i]] >> 18) & 0x3;
2862                                 target.pga[i] = (table[index[i]] >> 20) & 0x7;
2863                                 target.txgm[i] = (table[index[i]] >> 23) & 0x7;
2864                         }
2865                 }
2866         }
2867
2868         return target;
2869 }
2870
2871 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
2872 static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
2873 {
2874         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
2875
2876         if (dev->phy.rev >= 3) {
2877                 b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
2878                 b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
2879                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
2880                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
2881                 b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
2882                 b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
2883                 b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
2884                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
2885                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
2886                 b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
2887                 b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
2888                 b43_nphy_reset_cca(dev);
2889         } else {
2890                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
2891                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
2892                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
2893                 b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
2894                 b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
2895                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
2896                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
2897         }
2898 }
2899
2900 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
2901 static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
2902 {
2903         u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
2904         u16 tmp;
2905
2906         regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
2907         regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
2908         if (dev->phy.rev >= 3) {
2909                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
2910                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
2911
2912                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
2913                 regs[2] = tmp;
2914                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
2915
2916                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
2917                 regs[3] = tmp;
2918                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
2919
2920                 regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
2921                 b43_phy_mask(dev, B43_NPHY_BBCFG,
2922                              ~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
2923
2924                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
2925                 regs[5] = tmp;
2926                 b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
2927
2928                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
2929                 regs[6] = tmp;
2930                 b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
2931                 regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2932                 regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2933
2934                 b43_nphy_rf_control_intc_override(dev, 2, 1, 3);
2935                 b43_nphy_rf_control_intc_override(dev, 1, 2, 1);
2936                 b43_nphy_rf_control_intc_override(dev, 1, 8, 2);
2937
2938                 regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
2939                 regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
2940                 b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
2941                 b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
2942         } else {
2943                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
2944                 b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
2945                 tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
2946                 regs[2] = tmp;
2947                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
2948                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
2949                 regs[3] = tmp;
2950                 tmp |= 0x2000;
2951                 b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
2952                 tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
2953                 regs[4] = tmp;
2954                 tmp |= 0x2000;
2955                 b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
2956                 regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
2957                 regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
2958                 if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
2959                         tmp = 0x0180;
2960                 else
2961                         tmp = 0x0120;
2962                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
2963                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
2964         }
2965 }
2966
2967 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */
2968 static void b43_nphy_save_cal(struct b43_wldev *dev)
2969 {
2970         struct b43_phy_n *nphy = dev->phy.n;
2971
2972         struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
2973         u16 *txcal_radio_regs = NULL;
2974         struct b43_chanspec *iqcal_chanspec;
2975         u16 *table = NULL;
2976
2977         if (nphy->hang_avoid)
2978                 b43_nphy_stay_in_carrier_search(dev, 1);
2979
2980         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
2981                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
2982                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
2983                 iqcal_chanspec = &nphy->iqcal_chanspec_2G;
2984                 table = nphy->cal_cache.txcal_coeffs_2G;
2985         } else {
2986                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
2987                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
2988                 iqcal_chanspec = &nphy->iqcal_chanspec_5G;
2989                 table = nphy->cal_cache.txcal_coeffs_5G;
2990         }
2991
2992         b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs);
2993         /* TODO use some definitions */
2994         if (dev->phy.rev >= 3) {
2995                 txcal_radio_regs[0] = b43_radio_read(dev, 0x2021);
2996                 txcal_radio_regs[1] = b43_radio_read(dev, 0x2022);
2997                 txcal_radio_regs[2] = b43_radio_read(dev, 0x3021);
2998                 txcal_radio_regs[3] = b43_radio_read(dev, 0x3022);
2999                 txcal_radio_regs[4] = b43_radio_read(dev, 0x2023);
3000                 txcal_radio_regs[5] = b43_radio_read(dev, 0x2024);
3001                 txcal_radio_regs[6] = b43_radio_read(dev, 0x3023);
3002                 txcal_radio_regs[7] = b43_radio_read(dev, 0x3024);
3003         } else {
3004                 txcal_radio_regs[0] = b43_radio_read(dev, 0x8B);
3005                 txcal_radio_regs[1] = b43_radio_read(dev, 0xBA);
3006                 txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
3007                 txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
3008         }
3009         iqcal_chanspec->center_freq = dev->phy.channel_freq;
3010         iqcal_chanspec->channel_type = dev->phy.channel_type;
3011         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
3012
3013         if (nphy->hang_avoid)
3014                 b43_nphy_stay_in_carrier_search(dev, 0);
3015 }
3016
3017 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
3018 static void b43_nphy_restore_cal(struct b43_wldev *dev)
3019 {
3020         struct b43_phy_n *nphy = dev->phy.n;
3021
3022         u16 coef[4];
3023         u16 *loft = NULL;
3024         u16 *table = NULL;
3025
3026         int i;
3027         u16 *txcal_radio_regs = NULL;
3028         struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
3029
3030         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
3031                 if (!nphy->iqcal_chanspec_2G.center_freq)
3032                         return;
3033                 table = nphy->cal_cache.txcal_coeffs_2G;
3034                 loft = &nphy->cal_cache.txcal_coeffs_2G[5];
3035         } else {
3036                 if (!nphy->iqcal_chanspec_5G.center_freq)
3037                         return;
3038                 table = nphy->cal_cache.txcal_coeffs_5G;
3039                 loft = &nphy->cal_cache.txcal_coeffs_5G[5];
3040         }
3041
3042         b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
3043
3044         for (i = 0; i < 4; i++) {
3045                 if (dev->phy.rev >= 3)
3046                         table[i] = coef[i];
3047                 else
3048                         coef[i] = 0;
3049         }
3050
3051         b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
3052         b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
3053         b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
3054
3055         if (dev->phy.rev < 2)
3056                 b43_nphy_tx_iq_workaround(dev);
3057
3058         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
3059                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
3060                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
3061         } else {
3062                 txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
3063                 rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
3064         }
3065
3066         /* TODO use some definitions */
3067         if (dev->phy.rev >= 3) {
3068                 b43_radio_write(dev, 0x2021, txcal_radio_regs[0]);
3069                 b43_radio_write(dev, 0x2022, txcal_radio_regs[1]);
3070                 b43_radio_write(dev, 0x3021, txcal_radio_regs[2]);
3071                 b43_radio_write(dev, 0x3022, txcal_radio_regs[3]);
3072                 b43_radio_write(dev, 0x2023, txcal_radio_regs[4]);
3073                 b43_radio_write(dev, 0x2024, txcal_radio_regs[5]);
3074                 b43_radio_write(dev, 0x3023, txcal_radio_regs[6]);
3075                 b43_radio_write(dev, 0x3024, txcal_radio_regs[7]);
3076         } else {
3077                 b43_radio_write(dev, 0x8B, txcal_radio_regs[0]);
3078                 b43_radio_write(dev, 0xBA, txcal_radio_regs[1]);
3079                 b43_radio_write(dev, 0x8D, txcal_radio_regs[2]);
3080                 b43_radio_write(dev, 0xBC, txcal_radio_regs[3]);
3081         }
3082         b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs);
3083 }
3084
3085 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */
3086 static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
3087                                 struct nphy_txgains target,
3088                                 bool full, bool mphase)
3089 {
3090         struct b43_phy_n *nphy = dev->phy.n;
3091         int i;
3092         int error = 0;
3093         int freq;
3094         bool avoid = false;
3095         u8 length;
3096         u16 tmp, core, type, count, max, numb, last = 0, cmd;
3097         const u16 *table;
3098         bool phy6or5x;
3099
3100         u16 buffer[11];
3101         u16 diq_start = 0;
3102         u16 save[2];
3103         u16 gain[2];
3104         struct nphy_iqcal_params params[2];
3105         bool updated[2] = { };
3106
3107         b43_nphy_stay_in_carrier_search(dev, true);
3108
3109         if (dev->phy.rev >= 4) {
3110                 avoid = nphy->hang_avoid;
3111                 nphy->hang_avoid = 0;
3112         }
3113
3114         b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
3115
3116         for (i = 0; i < 2; i++) {
3117                 b43_nphy_iq_cal_gain_params(dev, i, target, &params[i]);
3118                 gain[i] = params[i].cal_gain;
3119         }
3120
3121         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
3122
3123         b43_nphy_tx_cal_radio_setup(dev);
3124         b43_nphy_tx_cal_phy_setup(dev);
3125
3126         phy6or5x = dev->phy.rev >= 6 ||
3127                 (dev->phy.rev == 5 && nphy->ipa2g_on &&
3128                 b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ);
3129         if (phy6or5x) {
3130                 if (dev->phy.is_40mhz) {
3131                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
3132                                         tbl_tx_iqlo_cal_loft_ladder_40);
3133                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
3134                                         tbl_tx_iqlo_cal_iqimb_ladder_40);
3135                 } else {
3136                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
3137                                         tbl_tx_iqlo_cal_loft_ladder_20);
3138                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
3139                                         tbl_tx_iqlo_cal_iqimb_ladder_20);
3140                 }
3141         }
3142
3143         b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
3144
3145         if (!dev->phy.is_40mhz)
3146                 freq = 2500;
3147         else
3148                 freq = 5000;
3149
3150         if (nphy->mphase_cal_phase_id > 2)
3151                 b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8,
3152                                         0xFFFF, 0, true, false);
3153         else
3154                 error = b43_nphy_tx_tone(dev, freq, 250, true, false);
3155
3156         if (error == 0) {
3157                 if (nphy->mphase_cal_phase_id > 2) {
3158                         table = nphy->mphase_txcal_bestcoeffs;
3159                         length = 11;
3160                         if (dev->phy.rev < 3)
3161                                 length -= 2;
3162                 } else {
3163                         if (!full && nphy->txiqlocal_coeffsvalid) {
3164                                 table = nphy->txiqlocal_bestc;
3165                                 length = 11;
3166                                 if (dev->phy.rev < 3)
3167                                         length -= 2;
3168                         } else {
3169                                 full = true;
3170                                 if (dev->phy.rev >= 3) {
3171                                         table = tbl_tx_iqlo_cal_startcoefs_nphyrev3;
3172                                         length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3;
3173                                 } else {
3174                                         table = tbl_tx_iqlo_cal_startcoefs;
3175                                         length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS;
3176                                 }
3177                         }
3178                 }
3179
3180                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
3181
3182                 if (full) {
3183                         if (dev->phy.rev >= 3)
3184                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3;
3185                         else
3186                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL;
3187                 } else {
3188                         if (dev->phy.rev >= 3)
3189                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3;
3190                         else
3191                                 max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL;
3192                 }
3193
3194                 if (mphase) {
3195                         count = nphy->mphase_txcal_cmdidx;
3196                         numb = min(max,
3197                                 (u16)(count + nphy->mphase_txcal_numcmds));
3198                 } else {
3199                         count = 0;
3200                         numb = max;
3201                 }
3202
3203                 for (; count < numb; count++) {
3204                         if (full) {
3205                                 if (dev->phy.rev >= 3)
3206                                         cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count];
3207                                 else
3208                                         cmd = tbl_tx_iqlo_cal_cmds_fullcal[count];
3209                         } else {
3210                                 if (dev->phy.rev >= 3)
3211                                         cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count];
3212                                 else
3213                                         cmd = tbl_tx_iqlo_cal_cmds_recal[count];
3214                         }
3215
3216                         core = (cmd & 0x3000) >> 12;
3217                         type = (cmd & 0x0F00) >> 8;
3218
3219                         if (phy6or5x && updated[core] == 0) {
3220                                 b43_nphy_update_tx_cal_ladder(dev, core);
3221                                 updated[core] = 1;
3222                         }
3223
3224                         tmp = (params[core].ncorr[type] << 8) | 0x66;
3225                         b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
3226
3227                         if (type == 1 || type == 3 || type == 4) {
3228                                 buffer[0] = b43_ntab_read(dev,
3229                                                 B43_NTAB16(15, 69 + core));
3230                                 diq_start = buffer[0];
3231                                 buffer[0] = 0;
3232                                 b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
3233                                                 0);
3234                         }
3235
3236                         b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
3237                         for (i = 0; i < 2000; i++) {
3238                                 tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD);
3239                                 if (tmp & 0xC000)
3240                                         break;
3241                                 udelay(10);
3242                         }
3243
3244                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
3245                                                 buffer);
3246                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
3247                                                 buffer);
3248
3249                         if (type == 1 || type == 3 || type == 4)
3250                                 buffer[0] = diq_start;
3251                 }
3252
3253                 if (mphase)
3254                         nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb;
3255
3256                 last = (dev->phy.rev < 3) ? 6 : 7;
3257
3258                 if (!mphase || nphy->mphase_cal_phase_id == last) {
3259                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
3260                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
3261                         if (dev->phy.rev < 3) {
3262                                 buffer[0] = 0;
3263                                 buffer[1] = 0;
3264                                 buffer[2] = 0;
3265                                 buffer[3] = 0;
3266                         }
3267                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
3268                                                 buffer);
3269                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2,
3270                                                 buffer);
3271                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
3272                                                 buffer);
3273                         b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
3274                                                 buffer);
3275                         length = 11;
3276                         if (dev->phy.rev < 3)
3277                                 length -= 2;
3278                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
3279                                                 nphy->txiqlocal_bestc);
3280                         nphy->txiqlocal_coeffsvalid = true;
3281                         nphy->txiqlocal_chanspec.center_freq =
3282                                                         dev->phy.channel_freq;
3283                         nphy->txiqlocal_chanspec.channel_type =
3284                                                         dev->phy.channel_type;
3285                 } else {
3286                         length = 11;
3287                         if (dev->phy.rev < 3)
3288                                 length -= 2;
3289                         b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
3290                                                 nphy->mphase_txcal_bestcoeffs);
3291                 }
3292
3293                 b43_nphy_stop_playback(dev);
3294                 b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
3295         }
3296
3297         b43_nphy_tx_cal_phy_cleanup(dev);
3298         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
3299
3300         if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
3301                 b43_nphy_tx_iq_workaround(dev);
3302
3303         if (dev->phy.rev >= 4)
3304                 nphy->hang_avoid = avoid;
3305
3306         b43_nphy_stay_in_carrier_search(dev, false);
3307
3308         return error;
3309 }
3310
3311 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */
3312 static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev)
3313 {
3314         struct b43_phy_n *nphy = dev->phy.n;
3315         u8 i;
3316         u16 buffer[7];
3317         bool equal = true;
3318
3319         if (!nphy->txiqlocal_coeffsvalid ||
3320             nphy->txiqlocal_chanspec.center_freq != dev->phy.channel_freq ||
3321             nphy->txiqlocal_chanspec.channel_type != dev->phy.channel_type)
3322                 return;
3323
3324         b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
3325         for (i = 0; i < 4; i++) {
3326                 if (buffer[i] != nphy->txiqlocal_bestc[i]) {
3327                         equal = false;
3328                         break;
3329                 }
3330         }
3331
3332         if (!equal) {
3333                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4,
3334                                         nphy->txiqlocal_bestc);
3335                 for (i = 0; i < 4; i++)
3336                         buffer[i] = 0;
3337                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
3338                                         buffer);
3339                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
3340                                         &nphy->txiqlocal_bestc[5]);
3341                 b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
3342                                         &nphy->txiqlocal_bestc[5]);
3343         }
3344 }
3345
3346 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */
3347 static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
3348                         struct nphy_txgains target, u8 type, bool debug)
3349 {
3350         struct b43_phy_n *nphy = dev->phy.n;
3351         int i, j, index;
3352         u8 rfctl[2];
3353         u8 afectl_core;
3354         u16 tmp[6];
3355         u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
3356         u32 real, imag;
3357         enum ieee80211_band band;
3358
3359         u8 use;
3360         u16 cur_hpf;
3361         u16 lna[3] = { 3, 3, 1 };
3362         u16 hpf1[3] = { 7, 2, 0 };
3363         u16 hpf2[3] = { 2, 0, 0 };
3364         u32 power[3] = { };
3365         u16 gain_save[2];
3366         u16 cal_gain[2];
3367         struct nphy_iqcal_params cal_params[2];
3368         struct nphy_iq_est est;
3369         int ret = 0;
3370         bool playtone = true;
3371         int desired = 13;
3372
3373         b43_nphy_stay_in_carrier_search(dev, 1);
3374
3375         if (dev->phy.rev < 2)
3376                 b43_nphy_reapply_tx_cal_coeffs(dev);
3377         b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
3378         for (i = 0; i < 2; i++) {
3379                 b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
3380                 cal_gain[i] = cal_params[i].cal_gain;
3381         }
3382         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
3383
3384         for (i = 0; i < 2; i++) {
3385                 if (i == 0) {
3386                         rfctl[0] = B43_NPHY_RFCTL_INTC1;
3387                         rfctl[1] = B43_NPHY_RFCTL_INTC2;
3388                         afectl_core = B43_NPHY_AFECTL_C1;
3389                 } else {
3390                         rfctl[0] = B43_NPHY_RFCTL_INTC2;
3391                         rfctl[1] = B43_NPHY_RFCTL_INTC1;
3392                         afectl_core = B43_NPHY_AFECTL_C2;
3393                 }
3394
3395                 tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
3396                 tmp[2] = b43_phy_read(dev, afectl_core);
3397                 tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
3398                 tmp[4] = b43_phy_read(dev, rfctl[0]);
3399                 tmp[5] = b43_phy_read(dev, rfctl[1]);
3400
3401                 b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
3402                                 ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
3403                                 ((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
3404                 b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
3405                                 (1 - i));
3406                 b43_phy_set(dev, afectl_core, 0x0006);
3407                 b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006);
3408
3409                 band = b43_current_band(dev->wl);
3410
3411                 if (nphy->rxcalparams & 0xFF000000) {
3412                         if (band == IEEE80211_BAND_5GHZ)
3413                                 b43_phy_write(dev, rfctl[0], 0x140);
3414                         else
3415                                 b43_phy_write(dev, rfctl[0], 0x110);
3416                 } else {
3417                         if (band == IEEE80211_BAND_5GHZ)
3418                                 b43_phy_write(dev, rfctl[0], 0x180);
3419                         else
3420                                 b43_phy_write(dev, rfctl[0], 0x120);
3421                 }
3422
3423                 if (band == IEEE80211_BAND_5GHZ)
3424                         b43_phy_write(dev, rfctl[1], 0x148);
3425                 else
3426                         b43_phy_write(dev, rfctl[1], 0x114);
3427
3428                 if (nphy->rxcalparams & 0x10000) {
3429                         b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC,
3430                                         (i + 1));
3431                         b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC,
3432                                         (2 - i));
3433                 }
3434
3435                 for (j = 0; j < 4; j++) {
3436                         if (j < 3) {
3437                                 cur_lna = lna[j];
3438                                 cur_hpf1 = hpf1[j];
3439                                 cur_hpf2 = hpf2[j];
3440                         } else {
3441                                 if (power[1] > 10000) {
3442                                         use = 1;
3443                                         cur_hpf = cur_hpf1;
3444                                         index = 2;
3445                                 } else {
3446                                         if (power[0] > 10000) {
3447                                                 use = 1;
3448                                                 cur_hpf = cur_hpf1;
3449                                                 index = 1;
3450                                         } else {
3451                                                 index = 0;
3452                                                 use = 2;
3453                                                 cur_hpf = cur_hpf2;
3454                                         }
3455                                 }
3456                                 cur_lna = lna[index];
3457                                 cur_hpf1 = hpf1[index];
3458                                 cur_hpf2 = hpf2[index];
3459                                 cur_hpf += desired - hweight32(power[index]);
3460                                 cur_hpf = clamp_val(cur_hpf, 0, 10);
3461                                 if (use == 1)
3462                                         cur_hpf1 = cur_hpf;
3463                                 else
3464                                         cur_hpf2 = cur_hpf;
3465                         }
3466
3467                         tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
3468                                         (cur_lna << 2));
3469                         b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3,
3470                                                                         false);
3471                         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
3472                         b43_nphy_stop_playback(dev);
3473
3474                         if (playtone) {
3475                                 ret = b43_nphy_tx_tone(dev, 4000,
3476                                                 (nphy->rxcalparams & 0xFFFF),
3477                                                 false, false);
3478                                 playtone = false;
3479                         } else {
3480                                 b43_nphy_run_samples(dev, 160, 0xFFFF, 0,
3481                                                         false, false);
3482                         }
3483
3484                         if (ret == 0) {
3485                                 if (j < 3) {
3486                                         b43_nphy_rx_iq_est(dev, &est, 1024, 32,
3487                                                                         false);
3488                                         if (i == 0) {
3489                                                 real = est.i0_pwr;
3490                                                 imag = est.q0_pwr;
3491                                         } else {
3492                                                 real = est.i1_pwr;
3493                                                 imag = est.q1_pwr;
3494                                         }
3495                                         power[i] = ((real + imag) / 1024) + 1;
3496                                 } else {
3497                                         b43_nphy_calc_rx_iq_comp(dev, 1 << i);
3498                                 }
3499                                 b43_nphy_stop_playback(dev);
3500                         }
3501
3502                         if (ret != 0)
3503                                 break;
3504                 }
3505
3506                 b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC);
3507                 b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC);
3508                 b43_phy_write(dev, rfctl[1], tmp[5]);
3509                 b43_phy_write(dev, rfctl[0], tmp[4]);
3510                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]);
3511                 b43_phy_write(dev, afectl_core, tmp[2]);
3512                 b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]);
3513
3514                 if (ret != 0)
3515                         break;
3516         }
3517
3518         b43_nphy_rf_control_override(dev, 0x400, 0, 3, true);
3519         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
3520         b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
3521
3522         b43_nphy_stay_in_carrier_search(dev, 0);
3523
3524         return ret;
3525 }
3526
3527 static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev,
3528                         struct nphy_txgains target, u8 type, bool debug)
3529 {
3530         return -1;
3531 }
3532
3533 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */
3534 static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
3535                         struct nphy_txgains target, u8 type, bool debug)
3536 {
3537         if (dev->phy.rev >= 3)
3538                 return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
3539         else
3540                 return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
3541 }
3542
3543 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */
3544 static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask)
3545 {
3546         struct b43_phy *phy = &dev->phy;
3547         struct b43_phy_n *nphy = phy->n;
3548         /* u16 buf[16]; it's rev3+ */
3549
3550         nphy->phyrxchain = mask;
3551
3552         if (0 /* FIXME clk */)
3553                 return;
3554
3555         b43_mac_suspend(dev);
3556
3557         if (nphy->hang_avoid)
3558                 b43_nphy_stay_in_carrier_search(dev, true);
3559
3560         b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
3561                         (mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT);
3562
3563         if ((mask & 0x3) != 0x3) {
3564                 b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1);
3565                 if (dev->phy.rev >= 3) {
3566                         /* TODO */
3567                 }
3568         } else {
3569                 b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E);
3570                 if (dev->phy.rev >= 3) {
3571                         /* TODO */
3572                 }
3573         }
3574
3575         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
3576
3577         if (nphy->hang_avoid)
3578                 b43_nphy_stay_in_carrier_search(dev, false);
3579
3580         b43_mac_enable(dev);
3581 }
3582
3583 /*
3584  * Init N-PHY
3585  * http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N
3586  */
3587 int b43_phy_initn(struct b43_wldev *dev)
3588 {
3589         struct ssb_bus *bus = dev->sdev->bus;
3590         struct b43_phy *phy = &dev->phy;
3591         struct b43_phy_n *nphy = phy->n;
3592         u8 tx_pwr_state;
3593         struct nphy_txgains target;
3594         u16 tmp;
3595         enum ieee80211_band tmp2;
3596         bool do_rssi_cal;
3597
3598         u16 clip[2];
3599         bool do_cal = false;
3600
3601         if ((dev->phy.rev >= 3) &&
3602            (bus->sprom.boardflags_lo & B43_BFL_EXTLNA) &&
3603            (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) {
3604                 chipco_set32(&dev->sdev->bus->chipco, SSB_CHIPCO_CHIPCTL, 0x40);
3605         }
3606         nphy->deaf_count = 0;
3607         b43_nphy_tables_init(dev);
3608         nphy->crsminpwr_adjusted = false;
3609         nphy->noisevars_adjusted = false;
3610
3611         /* Clear all overrides */
3612         if (dev->phy.rev >= 3) {
3613                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
3614                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
3615                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0);
3616                 b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0);
3617         } else {
3618                 b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
3619         }
3620         b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0);
3621         b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0);
3622         if (dev->phy.rev < 6) {
3623                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
3624                 b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0);
3625         }
3626         b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
3627                      ~(B43_NPHY_RFSEQMODE_CAOVER |
3628                        B43_NPHY_RFSEQMODE_TROVER));
3629         if (dev->phy.rev >= 3)
3630                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0);
3631         b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0);
3632
3633         if (dev->phy.rev <= 2) {
3634                 tmp = (dev->phy.rev == 2) ? 0x3B : 0x40;
3635                 b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
3636                                 ~B43_NPHY_BPHY_CTL3_SCALE,
3637                                 tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
3638         }
3639         b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20);
3640         b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20);
3641
3642         if (bus->sprom.boardflags2_lo & 0x100 ||
3643             (bus->boardinfo.vendor == PCI_VENDOR_ID_APPLE &&
3644              bus->boardinfo.type == 0x8B))
3645                 b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0);
3646         else
3647                 b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8);
3648         b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8);
3649         b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
3650         b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
3651
3652         b43_nphy_update_mimo_config(dev, nphy->preamble_override);
3653         b43_nphy_update_txrx_chain(dev);
3654
3655         if (phy->rev < 2) {
3656                 b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
3657                 b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
3658         }
3659
3660         tmp2 = b43_current_band(dev->wl);
3661         if ((nphy->ipa2g_on && tmp2 == IEEE80211_BAND_2GHZ) ||
3662             (nphy->ipa5g_on && tmp2 == IEEE80211_BAND_5GHZ)) {
3663                 b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
3664                 b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
3665                                 nphy->papd_epsilon_offset[0] << 7);
3666                 b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
3667                 b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
3668                                 nphy->papd_epsilon_offset[1] << 7);
3669                 b43_nphy_int_pa_set_tx_dig_filters(dev);
3670         } else if (phy->rev >= 5) {
3671                 b43_nphy_ext_pa_set_tx_dig_filters(dev);
3672         }
3673
3674         b43_nphy_workarounds(dev);
3675
3676         /* Reset CCA, in init code it differs a little from standard way */
3677         b43_nphy_bmac_clock_fgc(dev, 1);
3678         tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
3679         b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
3680         b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
3681         b43_nphy_bmac_clock_fgc(dev, 0);
3682
3683         b43_mac_phy_clock_set(dev, true);
3684
3685         b43_nphy_pa_override(dev, false);
3686         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
3687         b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
3688         b43_nphy_pa_override(dev, true);
3689
3690         b43_nphy_classifier(dev, 0, 0);
3691         b43_nphy_read_clip_detection(dev, clip);
3692         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
3693                 b43_nphy_bphy_init(dev);
3694
3695         tx_pwr_state = nphy->txpwrctrl;
3696         b43_nphy_tx_power_ctrl(dev, false);
3697         b43_nphy_tx_power_fix(dev);
3698         /* TODO N PHY TX Power Control Idle TSSI */
3699         /* TODO N PHY TX Power Control Setup */
3700
3701         if (phy->rev >= 3) {
3702                 /* TODO */
3703         } else {
3704                 b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128,
3705                                         b43_ntab_tx_gain_rev0_1_2);
3706                 b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128,
3707                                         b43_ntab_tx_gain_rev0_1_2);
3708         }
3709
3710         if (nphy->phyrxchain != 3)
3711                 b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
3712         if (nphy->mphase_cal_phase_id > 0)
3713                 ;/* TODO PHY Periodic Calibration Multi-Phase Restart */
3714
3715         do_rssi_cal = false;
3716         if (phy->rev >= 3) {
3717                 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
3718                         do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq;
3719                 else
3720                         do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq;
3721
3722                 if (do_rssi_cal)
3723                         b43_nphy_rssi_cal(dev);
3724                 else
3725                         b43_nphy_restore_rssi_cal(dev);
3726         } else {
3727                 b43_nphy_rssi_cal(dev);
3728         }
3729
3730         if (!((nphy->measure_hold & 0x6) != 0)) {
3731                 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
3732                         do_cal = !nphy->iqcal_chanspec_2G.center_freq;
3733                 else
3734                         do_cal = !nphy->iqcal_chanspec_5G.center_freq;
3735
3736                 if (nphy->mute)
3737                         do_cal = false;
3738
3739                 if (do_cal) {
3740                         target = b43_nphy_get_tx_gains(dev);
3741
3742                         if (nphy->antsel_type == 2)
3743                                 b43_nphy_superswitch_init(dev, true);
3744                         if (nphy->perical != 2) {
3745                                 b43_nphy_rssi_cal(dev);
3746                                 if (phy->rev >= 3) {
3747                                         nphy->cal_orig_pwr_idx[0] =
3748                                             nphy->txpwrindex[0].index_internal;
3749                                         nphy->cal_orig_pwr_idx[1] =
3750                                             nphy->txpwrindex[1].index_internal;
3751                                         /* TODO N PHY Pre Calibrate TX Gain */
3752                                         target = b43_nphy_get_tx_gains(dev);
3753                                 }
3754                                 if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false))
3755                                         if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0)
3756                                                 b43_nphy_save_cal(dev);
3757                         } else if (nphy->mphase_cal_phase_id == 0)
3758                                 ;/* N PHY Periodic Calibration with arg 3 */
3759                 } else {
3760                         b43_nphy_restore_cal(dev);
3761                 }
3762         }
3763
3764         b43_nphy_tx_pwr_ctrl_coef_setup(dev);
3765         b43_nphy_tx_power_ctrl(dev, tx_pwr_state);
3766         b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015);
3767         b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320);
3768         if (phy->rev >= 3 && phy->rev <= 6)
3769                 b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0014);
3770         b43_nphy_tx_lp_fbw(dev);
3771         if (phy->rev >= 3)
3772                 b43_nphy_spur_workaround(dev);
3773
3774         return 0;
3775 }
3776
3777 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
3778 static void b43_nphy_channel_setup(struct b43_wldev *dev,
3779                                 const struct b43_phy_n_sfo_cfg *e,
3780                                 struct ieee80211_channel *new_channel)
3781 {
3782         struct b43_phy *phy = &dev->phy;
3783         struct b43_phy_n *nphy = dev->phy.n;
3784
3785         u16 old_band_5ghz;
3786         u32 tmp32;
3787
3788         old_band_5ghz =
3789                 b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ;
3790         if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) {
3791                 tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
3792                 b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
3793                 b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000);
3794                 b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
3795                 b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
3796         } else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) {
3797                 b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
3798                 tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
3799                 b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
3800                 b43_phy_mask(dev, B43_PHY_B_BBCFG, 0x3FFF);
3801                 b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
3802         }
3803
3804         b43_chantab_phy_upload(dev, e);
3805
3806         if (new_channel->hw_value == 14) {
3807                 b43_nphy_classifier(dev, 2, 0);
3808                 b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
3809         } else {
3810                 b43_nphy_classifier(dev, 2, 2);
3811                 if (new_channel->band == IEEE80211_BAND_2GHZ)
3812                         b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
3813         }
3814
3815         if (!nphy->txpwrctrl)
3816                 b43_nphy_tx_power_fix(dev);
3817
3818         if (dev->phy.rev < 3)
3819                 b43_nphy_adjust_lna_gain_table(dev);
3820
3821         b43_nphy_tx_lp_fbw(dev);
3822
3823         if (dev->phy.rev >= 3 && 0) {
3824                 /* TODO */
3825         }
3826
3827         b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
3828
3829         if (phy->rev >= 3)
3830                 b43_nphy_spur_workaround(dev);
3831 }
3832
3833 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
3834 static int b43_nphy_set_channel(struct b43_wldev *dev,
3835                                 struct ieee80211_channel *channel,
3836                                 enum nl80211_channel_type channel_type)
3837 {
3838         struct b43_phy *phy = &dev->phy;
3839
3840         const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL;
3841         const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL;
3842
3843         u8 tmp;
3844
3845         if (dev->phy.rev >= 3) {
3846                 tabent_r3 = b43_nphy_get_chantabent_rev3(dev,
3847                                                         channel->center_freq);
3848                 if (!tabent_r3)
3849                         return -ESRCH;
3850         } else {
3851                 tabent_r2 = b43_nphy_get_chantabent_rev2(dev,
3852                                                         channel->hw_value);
3853                 if (!tabent_r2)
3854                         return -ESRCH;
3855         }
3856
3857         /* Channel is set later in common code, but we need to set it on our
3858            own to let this function's subcalls work properly. */
3859         phy->channel = channel->hw_value;
3860         phy->channel_freq = channel->center_freq;
3861
3862         if (b43_channel_type_is_40mhz(phy->channel_type) !=
3863                 b43_channel_type_is_40mhz(channel_type))
3864                 ; /* TODO: BMAC BW Set (channel_type) */
3865
3866         if (channel_type == NL80211_CHAN_HT40PLUS)
3867                 b43_phy_set(dev, B43_NPHY_RXCTL,
3868                                 B43_NPHY_RXCTL_BSELU20);
3869         else if (channel_type == NL80211_CHAN_HT40MINUS)
3870                 b43_phy_mask(dev, B43_NPHY_RXCTL,
3871                                 ~B43_NPHY_RXCTL_BSELU20);
3872
3873         if (dev->phy.rev >= 3) {
3874                 tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 4 : 0;
3875                 b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
3876                 b43_radio_2056_setup(dev, tabent_r3);
3877                 b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel);
3878         } else {
3879                 tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 0x0020 : 0x0050;
3880                 b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
3881                 b43_radio_2055_setup(dev, tabent_r2);
3882                 b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel);
3883         }
3884
3885         return 0;
3886 }
3887
3888 static int b43_nphy_op_allocate(struct b43_wldev *dev)
3889 {
3890         struct b43_phy_n *nphy;
3891
3892         nphy = kzalloc(sizeof(*nphy), GFP_KERNEL);
3893         if (!nphy)
3894                 return -ENOMEM;
3895         dev->phy.n = nphy;
3896
3897         return 0;
3898 }
3899
3900 static void b43_nphy_op_prepare_structs(struct b43_wldev *dev)
3901 {
3902         struct b43_phy *phy = &dev->phy;
3903         struct b43_phy_n *nphy = phy->n;
3904
3905         memset(nphy, 0, sizeof(*nphy));
3906
3907         nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4);
3908         nphy->gain_boost = true; /* this way we follow wl, assume it is true */
3909         nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */
3910         nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */
3911         nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */
3912 }
3913
3914 static void b43_nphy_op_free(struct b43_wldev *dev)
3915 {
3916         struct b43_phy *phy = &dev->phy;
3917         struct b43_phy_n *nphy = phy->n;
3918
3919         kfree(nphy);
3920         phy->n = NULL;
3921 }
3922
3923 static int b43_nphy_op_init(struct b43_wldev *dev)
3924 {
3925         return b43_phy_initn(dev);
3926 }
3927
3928 static inline void check_phyreg(struct b43_wldev *dev, u16 offset)
3929 {
3930 #if B43_DEBUG
3931         if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) {
3932                 /* OFDM registers are onnly available on A/G-PHYs */
3933                 b43err(dev->wl, "Invalid OFDM PHY access at "
3934                        "0x%04X on N-PHY\n", offset);
3935                 dump_stack();
3936         }
3937         if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) {
3938                 /* Ext-G registers are only available on G-PHYs */
3939                 b43err(dev->wl, "Invalid EXT-G PHY access at "
3940                        "0x%04X on N-PHY\n", offset);
3941                 dump_stack();
3942         }
3943 #endif /* B43_DEBUG */
3944 }
3945
3946 static u16 b43_nphy_op_read(struct b43_wldev *dev, u16 reg)
3947 {
3948         check_phyreg(dev, reg);
3949         b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
3950         return b43_read16(dev, B43_MMIO_PHY_DATA);
3951 }
3952
3953 static void b43_nphy_op_write(struct b43_wldev *dev, u16 reg, u16 value)
3954 {
3955         check_phyreg(dev, reg);
3956         b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
3957         b43_write16(dev, B43_MMIO_PHY_DATA, value);
3958 }
3959
3960 static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
3961                                  u16 set)
3962 {
3963         check_phyreg(dev, reg);
3964         b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
3965         b43_write16(dev, B43_MMIO_PHY_DATA,
3966                     (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);
3967 }
3968
3969 static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
3970 {
3971         /* Register 1 is a 32-bit register. */
3972         B43_WARN_ON(reg == 1);
3973         /* N-PHY needs 0x100 for read access */
3974         reg |= 0x100;
3975
3976         b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
3977         return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
3978 }
3979
3980 static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
3981 {
3982         /* Register 1 is a 32-bit register. */
3983         B43_WARN_ON(reg == 1);
3984
3985         b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
3986         b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
3987 }
3988
3989 /* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
3990 static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
3991                                         bool blocked)
3992 {
3993         if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
3994                 b43err(dev->wl, "MAC not suspended\n");
3995
3996         if (blocked) {
3997                 b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
3998                                 ~B43_NPHY_RFCTL_CMD_CHIP0PU);
3999                 if (dev->phy.rev >= 3) {
4000                         b43_radio_mask(dev, 0x09, ~0x2);
4001
4002                         b43_radio_write(dev, 0x204D, 0);
4003                         b43_radio_write(dev, 0x2053, 0);
4004                         b43_radio_write(dev, 0x2058, 0);
4005                         b43_radio_write(dev, 0x205E, 0);
4006                         b43_radio_mask(dev, 0x2062, ~0xF0);
4007                         b43_radio_write(dev, 0x2064, 0);
4008
4009                         b43_radio_write(dev, 0x304D, 0);
4010                         b43_radio_write(dev, 0x3053, 0);
4011                         b43_radio_write(dev, 0x3058, 0);
4012                         b43_radio_write(dev, 0x305E, 0);
4013                         b43_radio_mask(dev, 0x3062, ~0xF0);
4014                         b43_radio_write(dev, 0x3064, 0);
4015                 }
4016         } else {
4017                 if (dev->phy.rev >= 3) {
4018                         b43_radio_init2056(dev);
4019                         b43_switch_channel(dev, dev->phy.channel);
4020                 } else {
4021                         b43_radio_init2055(dev);
4022                 }
4023         }
4024 }
4025
4026 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */
4027 static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
4028 {
4029         u16 val = on ? 0 : 0x7FFF;
4030
4031         if (dev->phy.rev >= 3)
4032                 b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, val);
4033         b43_phy_write(dev, B43_NPHY_AFECTL_OVER, val);
4034 }
4035
4036 static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
4037                                       unsigned int new_channel)
4038 {
4039         struct ieee80211_channel *channel = dev->wl->hw->conf.channel;
4040         enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type;
4041
4042         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
4043                 if ((new_channel < 1) || (new_channel > 14))
4044                         return -EINVAL;
4045         } else {
4046                 if (new_channel > 200)
4047                         return -EINVAL;
4048         }
4049
4050         return b43_nphy_set_channel(dev, channel, channel_type);
4051 }
4052
4053 static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
4054 {
4055         if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
4056                 return 1;
4057         return 36;
4058 }
4059
4060 const struct b43_phy_operations b43_phyops_n = {
4061         .allocate               = b43_nphy_op_allocate,
4062         .free                   = b43_nphy_op_free,
4063         .prepare_structs        = b43_nphy_op_prepare_structs,
4064         .init                   = b43_nphy_op_init,
4065         .phy_read               = b43_nphy_op_read,
4066         .phy_write              = b43_nphy_op_write,
4067         .phy_maskset            = b43_nphy_op_maskset,
4068         .radio_read             = b43_nphy_op_radio_read,
4069         .radio_write            = b43_nphy_op_radio_write,
4070         .software_rfkill        = b43_nphy_op_software_rfkill,
4071         .switch_analog          = b43_nphy_op_switch_analog,
4072         .switch_channel         = b43_nphy_op_switch_channel,
4073         .get_default_chan       = b43_nphy_op_get_default_chan,
4074         .recalc_txpower         = b43_nphy_op_recalc_txpower,
4075         .adjust_txpower         = b43_nphy_op_adjust_txpower,
4076 };