Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
[sfrench/cifs-2.6.git] / drivers / net / wireless / ath / ath9k / ar9003_eeprom.h
1 /*
2  * Copyright (c) 2010-2011 Atheros Communications Inc.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16
17 #ifndef AR9003_EEPROM_H
18 #define AR9003_EEPROM_H
19
20 #include <linux/types.h>
21
22 #define AR9300_EEP_VER               0xD000
23 #define AR9300_EEP_VER_MINOR_MASK    0xFFF
24 #define AR9300_EEP_MINOR_VER_1       0x1
25 #define AR9300_EEP_MINOR_VER         AR9300_EEP_MINOR_VER_1
26
27 /* 16-bit offset location start of calibration struct */
28 #define AR9300_EEP_START_LOC         256
29 #define AR9300_NUM_5G_CAL_PIERS      8
30 #define AR9300_NUM_2G_CAL_PIERS      3
31 #define AR9300_NUM_5G_20_TARGET_POWERS  8
32 #define AR9300_NUM_5G_40_TARGET_POWERS  8
33 #define AR9300_NUM_2G_CCK_TARGET_POWERS 2
34 #define AR9300_NUM_2G_20_TARGET_POWERS  3
35 #define AR9300_NUM_2G_40_TARGET_POWERS  3
36 /* #define AR9300_NUM_CTLS              21 */
37 #define AR9300_NUM_CTLS_5G           9
38 #define AR9300_NUM_CTLS_2G           12
39 #define AR9300_NUM_BAND_EDGES_5G     8
40 #define AR9300_NUM_BAND_EDGES_2G     4
41 #define AR9300_EEPMISC_BIG_ENDIAN    0x01
42 #define AR9300_EEPMISC_WOW           0x02
43 #define AR9300_CUSTOMER_DATA_SIZE    20
44
45 #define AR9300_MAX_CHAINS            3
46 #define AR9300_ANT_16S               25
47 #define AR9300_FUTURE_MODAL_SZ       6
48
49 #define AR9300_PAPRD_RATE_MASK          0x01ffffff
50 #define AR9300_PAPRD_SCALE_1            0x0e000000
51 #define AR9300_PAPRD_SCALE_1_S          25
52 #define AR9300_PAPRD_SCALE_2            0x70000000
53 #define AR9300_PAPRD_SCALE_2_S          28
54
55 /* Delta from which to start power to pdadc table */
56 /* This offset is used in both open loop and closed loop power control
57  * schemes. In open loop power control, it is not really needed, but for
58  * the "sake of consistency" it was kept. For certain AP designs, this
59  * value is overwritten by the value in the flag "pwrTableOffset" just
60  * before writing the pdadc vs pwr into the chip registers.
61  */
62 #define AR9300_PWR_TABLE_OFFSET  0
63
64 /* byte addressable */
65 #define AR9300_EEPROM_SIZE (16*1024)
66
67 #define AR9300_BASE_ADDR_4K 0xfff
68 #define AR9300_BASE_ADDR 0x3ff
69 #define AR9300_BASE_ADDR_512 0x1ff
70
71 #define AR9300_OTP_BASE \
72                 ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30000 : 0x14000)
73 #define AR9300_OTP_STATUS \
74                 ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30018 : 0x15f18)
75 #define AR9300_OTP_STATUS_TYPE          0x7
76 #define AR9300_OTP_STATUS_VALID         0x4
77 #define AR9300_OTP_STATUS_ACCESS_BUSY   0x2
78 #define AR9300_OTP_STATUS_SM_BUSY       0x1
79 #define AR9300_OTP_READ_DATA \
80                 ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x3001c : 0x15f1c)
81
82 enum targetPowerHTRates {
83         HT_TARGET_RATE_0_8_16,
84         HT_TARGET_RATE_1_3_9_11_17_19,
85         HT_TARGET_RATE_4,
86         HT_TARGET_RATE_5,
87         HT_TARGET_RATE_6,
88         HT_TARGET_RATE_7,
89         HT_TARGET_RATE_12,
90         HT_TARGET_RATE_13,
91         HT_TARGET_RATE_14,
92         HT_TARGET_RATE_15,
93         HT_TARGET_RATE_20,
94         HT_TARGET_RATE_21,
95         HT_TARGET_RATE_22,
96         HT_TARGET_RATE_23
97 };
98
99 enum targetPowerLegacyRates {
100         LEGACY_TARGET_RATE_6_24,
101         LEGACY_TARGET_RATE_36,
102         LEGACY_TARGET_RATE_48,
103         LEGACY_TARGET_RATE_54
104 };
105
106 enum targetPowerCckRates {
107         LEGACY_TARGET_RATE_1L_5L,
108         LEGACY_TARGET_RATE_5S,
109         LEGACY_TARGET_RATE_11L,
110         LEGACY_TARGET_RATE_11S
111 };
112
113 enum ar9300_Rates {
114         ALL_TARGET_LEGACY_6_24,
115         ALL_TARGET_LEGACY_36,
116         ALL_TARGET_LEGACY_48,
117         ALL_TARGET_LEGACY_54,
118         ALL_TARGET_LEGACY_1L_5L,
119         ALL_TARGET_LEGACY_5S,
120         ALL_TARGET_LEGACY_11L,
121         ALL_TARGET_LEGACY_11S,
122         ALL_TARGET_HT20_0_8_16,
123         ALL_TARGET_HT20_1_3_9_11_17_19,
124         ALL_TARGET_HT20_4,
125         ALL_TARGET_HT20_5,
126         ALL_TARGET_HT20_6,
127         ALL_TARGET_HT20_7,
128         ALL_TARGET_HT20_12,
129         ALL_TARGET_HT20_13,
130         ALL_TARGET_HT20_14,
131         ALL_TARGET_HT20_15,
132         ALL_TARGET_HT20_20,
133         ALL_TARGET_HT20_21,
134         ALL_TARGET_HT20_22,
135         ALL_TARGET_HT20_23,
136         ALL_TARGET_HT40_0_8_16,
137         ALL_TARGET_HT40_1_3_9_11_17_19,
138         ALL_TARGET_HT40_4,
139         ALL_TARGET_HT40_5,
140         ALL_TARGET_HT40_6,
141         ALL_TARGET_HT40_7,
142         ALL_TARGET_HT40_12,
143         ALL_TARGET_HT40_13,
144         ALL_TARGET_HT40_14,
145         ALL_TARGET_HT40_15,
146         ALL_TARGET_HT40_20,
147         ALL_TARGET_HT40_21,
148         ALL_TARGET_HT40_22,
149         ALL_TARGET_HT40_23,
150         ar9300RateSize,
151 };
152
153
154 struct eepFlags {
155         u8 opFlags;
156         u8 eepMisc;
157 } __packed;
158
159 enum CompressAlgorithm {
160         _CompressNone = 0,
161         _CompressLzma,
162         _CompressPairs,
163         _CompressBlock,
164         _Compress4,
165         _Compress5,
166         _Compress6,
167         _Compress7,
168 };
169
170 struct ar9300_base_eep_hdr {
171         __le16 regDmn[2];
172         /* 4 bits tx and 4 bits rx */
173         u8 txrxMask;
174         struct eepFlags opCapFlags;
175         u8 rfSilent;
176         u8 blueToothOptions;
177         u8 deviceCap;
178         /* takes lower byte in eeprom location */
179         u8 deviceType;
180         /* offset in dB to be added to beginning
181          * of pdadc table in calibration
182          */
183         int8_t pwrTableOffset;
184         u8 params_for_tuning_caps[2];
185         /*
186          * bit0 - enable tx temp comp
187          * bit1 - enable tx volt comp
188          * bit2 - enable fastClock - default to 1
189          * bit3 - enable doubling - default to 1
190          * bit4 - enable internal regulator - default to 1
191          */
192         u8 featureEnable;
193         /* misc flags: bit0 - turn down drivestrength */
194         u8 miscConfiguration;
195         u8 eepromWriteEnableGpio;
196         u8 wlanDisableGpio;
197         u8 wlanLedGpio;
198         u8 rxBandSelectGpio;
199         u8 txrxgain;
200         /* SW controlled internal regulator fields */
201         __le32 swreg;
202 } __packed;
203
204 struct ar9300_modal_eep_header {
205         /* 4 idle, t1, t2, b (4 bits per setting) */
206         __le32 antCtrlCommon;
207         /* 4 ra1l1, ra2l1, ra1l2, ra2l2, ra12 */
208         __le32 antCtrlCommon2;
209         /* 6 idle, t, r, rx1, rx12, b (2 bits each) */
210         __le16 antCtrlChain[AR9300_MAX_CHAINS];
211         /* 3 xatten1_db for AR9280 (0xa20c/b20c 5:0) */
212         u8 xatten1DB[AR9300_MAX_CHAINS];
213         /* 3  xatten1_margin for merlin (0xa20c/b20c 16:12 */
214         u8 xatten1Margin[AR9300_MAX_CHAINS];
215         int8_t tempSlope;
216         int8_t voltSlope;
217         /* spur channels in usual fbin coding format */
218         u8 spurChans[AR_EEPROM_MODAL_SPURS];
219         /* 3  Check if the register is per chain */
220         int8_t noiseFloorThreshCh[AR9300_MAX_CHAINS];
221         u8 reserved[11];
222         int8_t quick_drop;
223         u8 xpaBiasLvl;
224         u8 txFrameToDataStart;
225         u8 txFrameToPaOn;
226         u8 txClip;
227         int8_t antennaGain;
228         u8 switchSettling;
229         int8_t adcDesiredSize;
230         u8 txEndToXpaOff;
231         u8 txEndToRxOn;
232         u8 txFrameToXpaOn;
233         u8 thresh62;
234         __le32 papdRateMaskHt20;
235         __le32 papdRateMaskHt40;
236         __le16 switchcomspdt;
237         u8 xlna_bias_strength;
238         u8 futureModal[7];
239 } __packed;
240
241 struct ar9300_cal_data_per_freq_op_loop {
242         int8_t refPower;
243         /* pdadc voltage at power measurement */
244         u8 voltMeas;
245         /* pcdac used for power measurement   */
246         u8 tempMeas;
247         /* range is -60 to -127 create a mapping equation 1db resolution */
248         int8_t rxNoisefloorCal;
249         /*range is same as noisefloor */
250         int8_t rxNoisefloorPower;
251         /* temp measured when noisefloor cal was performed */
252         u8 rxTempMeas;
253 } __packed;
254
255 struct cal_tgt_pow_legacy {
256         u8 tPow2x[4];
257 } __packed;
258
259 struct cal_tgt_pow_ht {
260         u8 tPow2x[14];
261 } __packed;
262
263 struct cal_ctl_data_2g {
264         u8 ctlEdges[AR9300_NUM_BAND_EDGES_2G];
265 } __packed;
266
267 struct cal_ctl_data_5g {
268         u8 ctlEdges[AR9300_NUM_BAND_EDGES_5G];
269 } __packed;
270
271 struct ar9300_BaseExtension_1 {
272         u8 ant_div_control;
273         u8 future[3];
274         u8 tempslopextension[8];
275         int8_t quick_drop_low;
276         int8_t quick_drop_high;
277 } __packed;
278
279 struct ar9300_BaseExtension_2 {
280         int8_t    tempSlopeLow;
281         int8_t    tempSlopeHigh;
282         u8   xatten1DBLow[AR9300_MAX_CHAINS];
283         u8   xatten1MarginLow[AR9300_MAX_CHAINS];
284         u8   xatten1DBHigh[AR9300_MAX_CHAINS];
285         u8   xatten1MarginHigh[AR9300_MAX_CHAINS];
286 } __packed;
287
288 struct ar9300_eeprom {
289         u8 eepromVersion;
290         u8 templateVersion;
291         u8 macAddr[6];
292         u8 custData[AR9300_CUSTOMER_DATA_SIZE];
293
294         struct ar9300_base_eep_hdr baseEepHeader;
295
296         struct ar9300_modal_eep_header modalHeader2G;
297         struct ar9300_BaseExtension_1 base_ext1;
298         u8 calFreqPier2G[AR9300_NUM_2G_CAL_PIERS];
299         struct ar9300_cal_data_per_freq_op_loop
300          calPierData2G[AR9300_MAX_CHAINS][AR9300_NUM_2G_CAL_PIERS];
301         u8 calTarget_freqbin_Cck[AR9300_NUM_2G_CCK_TARGET_POWERS];
302         u8 calTarget_freqbin_2G[AR9300_NUM_2G_20_TARGET_POWERS];
303         u8 calTarget_freqbin_2GHT20[AR9300_NUM_2G_20_TARGET_POWERS];
304         u8 calTarget_freqbin_2GHT40[AR9300_NUM_2G_40_TARGET_POWERS];
305         struct cal_tgt_pow_legacy
306          calTargetPowerCck[AR9300_NUM_2G_CCK_TARGET_POWERS];
307         struct cal_tgt_pow_legacy
308          calTargetPower2G[AR9300_NUM_2G_20_TARGET_POWERS];
309         struct cal_tgt_pow_ht
310          calTargetPower2GHT20[AR9300_NUM_2G_20_TARGET_POWERS];
311         struct cal_tgt_pow_ht
312          calTargetPower2GHT40[AR9300_NUM_2G_40_TARGET_POWERS];
313         u8 ctlIndex_2G[AR9300_NUM_CTLS_2G];
314         u8 ctl_freqbin_2G[AR9300_NUM_CTLS_2G][AR9300_NUM_BAND_EDGES_2G];
315         struct cal_ctl_data_2g ctlPowerData_2G[AR9300_NUM_CTLS_2G];
316         struct ar9300_modal_eep_header modalHeader5G;
317         struct ar9300_BaseExtension_2 base_ext2;
318         u8 calFreqPier5G[AR9300_NUM_5G_CAL_PIERS];
319         struct ar9300_cal_data_per_freq_op_loop
320          calPierData5G[AR9300_MAX_CHAINS][AR9300_NUM_5G_CAL_PIERS];
321         u8 calTarget_freqbin_5G[AR9300_NUM_5G_20_TARGET_POWERS];
322         u8 calTarget_freqbin_5GHT20[AR9300_NUM_5G_20_TARGET_POWERS];
323         u8 calTarget_freqbin_5GHT40[AR9300_NUM_5G_40_TARGET_POWERS];
324         struct cal_tgt_pow_legacy
325          calTargetPower5G[AR9300_NUM_5G_20_TARGET_POWERS];
326         struct cal_tgt_pow_ht
327          calTargetPower5GHT20[AR9300_NUM_5G_20_TARGET_POWERS];
328         struct cal_tgt_pow_ht
329          calTargetPower5GHT40[AR9300_NUM_5G_40_TARGET_POWERS];
330         u8 ctlIndex_5G[AR9300_NUM_CTLS_5G];
331         u8 ctl_freqbin_5G[AR9300_NUM_CTLS_5G][AR9300_NUM_BAND_EDGES_5G];
332         struct cal_ctl_data_5g ctlPowerData_5G[AR9300_NUM_CTLS_5G];
333 } __packed;
334
335 s32 ar9003_hw_get_tx_gain_idx(struct ath_hw *ah);
336 s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah);
337
338 u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz);
339
340 unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
341                                            struct ath9k_channel *chan);
342
343 void ar9003_hw_internal_regulator_apply(struct ath_hw *ah);
344
345 #endif