1/*
2 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
3 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 *
17 */
18
19/*
20 * Common ar5xxx EEPROM data offsets (set these on AR5K_EEPROM_BASE)
21 */
22#define AR5K_EEPROM_PCIE_OFFSET 0x02 /* Contains offset to PCI-E infos */
23#define AR5K_EEPROM_PCIE_SERDES_SECTION 0x40 /* PCIE_OFFSET points here when
24 * SERDES infos are present */
25#define AR5K_EEPROM_MAGIC 0x003d /* EEPROM Magic number */
26#define AR5K_EEPROM_MAGIC_VALUE 0x5aa5 /* Default - found on EEPROM */
27
28#define AR5K_EEPROM_IS_HB63 0x000b /* Talon detect */
29
30#define AR5K_EEPROM_RFKILL 0x0f
31#define AR5K_EEPROM_RFKILL_GPIO_SEL 0x0000001c
32#define AR5K_EEPROM_RFKILL_GPIO_SEL_S 2
33#define AR5K_EEPROM_RFKILL_POLARITY 0x00000002
34#define AR5K_EEPROM_RFKILL_POLARITY_S 1
35
36#define AR5K_EEPROM_REG_DOMAIN 0x00bf /* EEPROM regdom */
37
38/* FLASH(EEPROM) Defines for AR531X chips */
39#define AR5K_EEPROM_SIZE_LOWER 0x1b /* size info -- lower */
40#define AR5K_EEPROM_SIZE_UPPER 0x1c /* size info -- upper */
41#define AR5K_EEPROM_SIZE_UPPER_MASK 0xfff0
42#define AR5K_EEPROM_SIZE_UPPER_SHIFT 4
43#define AR5K_EEPROM_SIZE_ENDLOC_SHIFT 12
44
45#define AR5K_EEPROM_CHECKSUM 0x00c0 /* EEPROM checksum */
46#define AR5K_EEPROM_INFO_BASE 0x00c0 /* EEPROM header */
47#define AR5K_EEPROM_INFO_MAX (0x400 - AR5K_EEPROM_INFO_BASE)
48#define AR5K_EEPROM_INFO_CKSUM 0xffff
49#define AR5K_EEPROM_INFO(_n) (AR5K_EEPROM_INFO_BASE + (_n))
50
51#define AR5K_EEPROM_VERSION AR5K_EEPROM_INFO(1) /* EEPROM Version */
52#define AR5K_EEPROM_VERSION_3_0 0x3000 /* No idea what's going on before this version */
53#define AR5K_EEPROM_VERSION_3_1 0x3001 /* ob/db values for 2GHz (ar5211_rfregs) */
54#define AR5K_EEPROM_VERSION_3_2 0x3002 /* different frequency representation (eeprom_bin2freq) */
55#define AR5K_EEPROM_VERSION_3_3 0x3003 /* offsets changed, has 32 CTLs (see below) and ee_false_detect (eeprom_read_modes) */
56#define AR5K_EEPROM_VERSION_3_4 0x3004 /* has ee_i_gain, ee_cck_ofdm_power_delta (eeprom_read_modes) */
57#define AR5K_EEPROM_VERSION_4_0 0x4000 /* has ee_misc, ee_cal_pier, ee_turbo_max_power and ee_xr_power (eeprom_init) */
58#define AR5K_EEPROM_VERSION_4_1 0x4001 /* has ee_margin_tx_rx (eeprom_init) */
59#define AR5K_EEPROM_VERSION_4_2 0x4002 /* has ee_cck_ofdm_gain_delta (eeprom_init) */
60#define AR5K_EEPROM_VERSION_4_3 0x4003 /* power calibration changes */
61#define AR5K_EEPROM_VERSION_4_4 0x4004
62#define AR5K_EEPROM_VERSION_4_5 0x4005
63#define AR5K_EEPROM_VERSION_4_6 0x4006 /* has ee_scaled_cck_delta */
64#define AR5K_EEPROM_VERSION_4_7 0x3007 /* 4007 ? */
65#define AR5K_EEPROM_VERSION_4_9 0x4009 /* EAR futureproofing */
66#define AR5K_EEPROM_VERSION_5_0 0x5000 /* Has 2413 PDADC calibration etc */
67#define AR5K_EEPROM_VERSION_5_1 0x5001 /* Has capability values */
68#define AR5K_EEPROM_VERSION_5_3 0x5003 /* Has spur mitigation tables */
69
70#define AR5K_EEPROM_MODE_11A 0
71#define AR5K_EEPROM_MODE_11B 1
72#define AR5K_EEPROM_MODE_11G 2
73
74#define AR5K_EEPROM_HDR AR5K_EEPROM_INFO(2) /* Header that contains the device caps */
75#define AR5K_EEPROM_HDR_11A(_v) (((_v) >> AR5K_EEPROM_MODE_11A) & 0x1)
76#define AR5K_EEPROM_HDR_11B(_v) (((_v) >> AR5K_EEPROM_MODE_11B) & 0x1)
77#define AR5K_EEPROM_HDR_11G(_v) (((_v) >> AR5K_EEPROM_MODE_11G) & 0x1)
78#define AR5K_EEPROM_HDR_T_2GHZ_DIS(_v) (((_v) >> 3) & 0x1) /* Disable turbo for 2GHz */
79#define AR5K_EEPROM_HDR_T_5GHZ_DBM(_v) (((_v) >> 4) & 0x7f) /* Max turbo power for < 2W power consumption */
80#define AR5K_EEPROM_HDR_DEVICE(_v) (((_v) >> 11) & 0x7) /* Device type (1 Cardbus, 2 PCI, 3 MiniPCI, 4 AP) */
81#define AR5K_EEPROM_HDR_RFKILL(_v) (((_v) >> 14) & 0x1) /* Device has RFKill support */
82#define AR5K_EEPROM_HDR_T_5GHZ_DIS(_v) (((_v) >> 15) & 0x1) /* Disable turbo for 5GHz */
83
84/* Newer EEPROMs are using a different offset */
85#define AR5K_EEPROM_OFF(_v, _v3_0, _v3_3) \
86 (((_v) >= AR5K_EEPROM_VERSION_3_3) ? _v3_3 : _v3_0)
87
88#define AR5K_EEPROM_ANT_GAIN(_v) AR5K_EEPROM_OFF(_v, 0x00c4, 0x00c3)
89#define AR5K_EEPROM_ANT_GAIN_5GHZ(_v) ((s8)(((_v) >> 8) & 0xff))
90#define AR5K_EEPROM_ANT_GAIN_2GHZ(_v) ((s8)((_v) & 0xff))
91
92/* Misc values available since EEPROM 4.0 */
93#define AR5K_EEPROM_MISC0 AR5K_EEPROM_INFO(4)
94#define AR5K_EEPROM_EARSTART(_v) ((_v) & 0xfff)
95#define AR5K_EEPROM_HDR_XR2_DIS(_v) (((_v) >> 12) & 0x1)
96#define AR5K_EEPROM_HDR_XR5_DIS(_v) (((_v) >> 13) & 0x1)
97#define AR5K_EEPROM_EEMAP(_v) (((_v) >> 14) & 0x3)
98
99#define AR5K_EEPROM_MISC1 AR5K_EEPROM_INFO(5)
100#define AR5K_EEPROM_TARGET_PWRSTART(_v) ((_v) & 0xfff)
101#define AR5K_EEPROM_HAS32KHZCRYSTAL(_v) (((_v) >> 14) & 0x1) /* has 32KHz crystal for sleep mode */
102#define AR5K_EEPROM_HAS32KHZCRYSTAL_OLD(_v) (((_v) >> 15) & 0x1)
103
104#define AR5K_EEPROM_MISC2 AR5K_EEPROM_INFO(6)
105#define AR5K_EEPROM_EEP_FILE_VERSION(_v) (((_v) >> 8) & 0xff)
106#define AR5K_EEPROM_EAR_FILE_VERSION(_v) ((_v) & 0xff)
107
108#define AR5K_EEPROM_MISC3 AR5K_EEPROM_INFO(7)
109#define AR5K_EEPROM_ART_BUILD_NUM(_v) (((_v) >> 10) & 0x3f)
110#define AR5K_EEPROM_EAR_FILE_ID(_v) ((_v) & 0xff)
111
112#define AR5K_EEPROM_MISC4 AR5K_EEPROM_INFO(8)
113#define AR5K_EEPROM_CAL_DATA_START(_v) (((_v) >> 4) & 0xfff)
114#define AR5K_EEPROM_MASK_R0(_v) (((_v) >> 2) & 0x3) /* modes supported by radio 0 (bit 1: G, bit 2: A) */
115#define AR5K_EEPROM_MASK_R1(_v) ((_v) & 0x3) /* modes supported by radio 1 (bit 1: G, bit 2: A) */
116
117#define AR5K_EEPROM_MISC5 AR5K_EEPROM_INFO(9)
118#define AR5K_EEPROM_COMP_DIS(_v) ((_v) & 0x1) /* disable compression */
119#define AR5K_EEPROM_AES_DIS(_v) (((_v) >> 1) & 0x1) /* disable AES */
120#define AR5K_EEPROM_FF_DIS(_v) (((_v) >> 2) & 0x1) /* disable fast frames */
121#define AR5K_EEPROM_BURST_DIS(_v) (((_v) >> 3) & 0x1) /* disable bursting */
122#define AR5K_EEPROM_MAX_QCU(_v) (((_v) >> 4) & 0xf) /* max number of QCUs. defaults to 10 */
123#define AR5K_EEPROM_HEAVY_CLIP_EN(_v) (((_v) >> 8) & 0x1) /* enable heavy clipping */
124#define AR5K_EEPROM_KEY_CACHE_SIZE(_v) (((_v) >> 12) & 0xf) /* key cache size. defaults to 128 */
125
126#define AR5K_EEPROM_MISC6 AR5K_EEPROM_INFO(10)
127#define AR5K_EEPROM_TX_CHAIN_DIS ((_v) & 0x7) /* MIMO chains disabled for TX bitmask */
128#define AR5K_EEPROM_RX_CHAIN_DIS (((_v) >> 3) & 0x7) /* MIMO chains disabled for RX bitmask */
129#define AR5K_EEPROM_FCC_MID_EN (((_v) >> 6) & 0x1) /* 5.47-5.7GHz supported */
130#define AR5K_EEPROM_JAP_U1EVEN_EN (((_v) >> 7) & 0x1) /* Japan UNII1 band (5.15-5.25GHz) on even channels (5180, 5200, 5220, 5240) supported */
131#define AR5K_EEPROM_JAP_U2_EN (((_v) >> 8) & 0x1) /* Japan UNII2 band (5.25-5.35GHz) supported */
132#define AR5K_EEPROM_JAP_MID_EN (((_v) >> 9) & 0x1) /* Japan band from 5.47-5.7GHz supported */
133#define AR5K_EEPROM_JAP_U1ODD_EN (((_v) >> 10) & 0x1) /* Japan UNII2 band (5.15-5.25GHz) on odd channels (5170, 5190, 5210, 5230) supported */
134#define AR5K_EEPROM_JAP_11A_NEW_EN (((_v) >> 11) & 0x1) /* Japan A mode enabled (using even channels) */
135
136/* calibration settings */
137#define AR5K_EEPROM_MODES_11A(_v) AR5K_EEPROM_OFF(_v, 0x00c5, 0x00d4)
138#define AR5K_EEPROM_MODES_11B(_v) AR5K_EEPROM_OFF(_v, 0x00d0, 0x00f2)
139#define AR5K_EEPROM_MODES_11G(_v) AR5K_EEPROM_OFF(_v, 0x00da, 0x010d)
140#define AR5K_EEPROM_CTL(_v) AR5K_EEPROM_OFF(_v, 0x00e4, 0x0128) /* Conformance test limits */
141#define AR5K_EEPROM_GROUPS_START(_v) AR5K_EEPROM_OFF(_v, 0x0100, 0x0150) /* Start of Groups */
142#define AR5K_EEPROM_GROUP1_OFFSET 0x0
143#define AR5K_EEPROM_GROUP2_OFFSET 0x5
144#define AR5K_EEPROM_GROUP3_OFFSET 0x37
145#define AR5K_EEPROM_GROUP4_OFFSET 0x46
146#define AR5K_EEPROM_GROUP5_OFFSET 0x55
147#define AR5K_EEPROM_GROUP6_OFFSET 0x65
148#define AR5K_EEPROM_GROUP7_OFFSET 0x69
149#define AR5K_EEPROM_GROUP8_OFFSET 0x6f
150
151#define AR5K_EEPROM_TARGET_PWR_OFF_11A(_v) AR5K_EEPROM_OFF(_v, AR5K_EEPROM_GROUPS_START(_v) + \
152 AR5K_EEPROM_GROUP5_OFFSET, 0x0000)
153#define AR5K_EEPROM_TARGET_PWR_OFF_11B(_v) AR5K_EEPROM_OFF(_v, AR5K_EEPROM_GROUPS_START(_v) + \
154 AR5K_EEPROM_GROUP6_OFFSET, 0x0010)
155#define AR5K_EEPROM_TARGET_PWR_OFF_11G(_v) AR5K_EEPROM_OFF(_v, AR5K_EEPROM_GROUPS_START(_v) + \
156 AR5K_EEPROM_GROUP7_OFFSET, 0x0014)
157
158/* [3.1 - 3.3] */
159#define AR5K_EEPROM_OBDB0_2GHZ 0x00ec
160#define AR5K_EEPROM_OBDB1_2GHZ 0x00ed
161
162#define AR5K_EEPROM_PROTECT 0x003f /* EEPROM protect status */
163#define AR5K_EEPROM_PROTECT_RD_0_31 0x0001 /* Read protection bit for offsets 0x0 - 0x1f */
164#define AR5K_EEPROM_PROTECT_WR_0_31 0x0002 /* Write protection bit for offsets 0x0 - 0x1f */
165#define AR5K_EEPROM_PROTECT_RD_32_63 0x0004 /* 0x20 - 0x3f */
166#define AR5K_EEPROM_PROTECT_WR_32_63 0x0008
167#define AR5K_EEPROM_PROTECT_RD_64_127 0x0010 /* 0x40 - 0x7f */
168#define AR5K_EEPROM_PROTECT_WR_64_127 0x0020
169#define AR5K_EEPROM_PROTECT_RD_128_191 0x0040 /* 0x80 - 0xbf (regdom) */
170#define AR5K_EEPROM_PROTECT_WR_128_191 0x0080
171#define AR5K_EEPROM_PROTECT_RD_192_207 0x0100 /* 0xc0 - 0xcf */
172#define AR5K_EEPROM_PROTECT_WR_192_207 0x0200
173#define AR5K_EEPROM_PROTECT_RD_208_223 0x0400 /* 0xd0 - 0xdf */
174#define AR5K_EEPROM_PROTECT_WR_208_223 0x0800
175#define AR5K_EEPROM_PROTECT_RD_224_239 0x1000 /* 0xe0 - 0xef */
176#define AR5K_EEPROM_PROTECT_WR_224_239 0x2000
177#define AR5K_EEPROM_PROTECT_RD_240_255 0x4000 /* 0xf0 - 0xff */
178#define AR5K_EEPROM_PROTECT_WR_240_255 0x8000
179
180/* Some EEPROM defines */
181#define AR5K_EEPROM_EEP_SCALE 100
182#define AR5K_EEPROM_EEP_DELTA 10
183#define AR5K_EEPROM_N_MODES 3
184#define AR5K_EEPROM_N_5GHZ_CHAN 10
185#define AR5K_EEPROM_N_5GHZ_RATE_CHAN 8
186#define AR5K_EEPROM_N_2GHZ_CHAN 3
187#define AR5K_EEPROM_N_2GHZ_CHAN_2413 4
188#define AR5K_EEPROM_N_2GHZ_CHAN_MAX 4
189#define AR5K_EEPROM_MAX_CHAN 10
190#define AR5K_EEPROM_N_PWR_POINTS_5111 11
191#define AR5K_EEPROM_N_PCDAC 11
192#define AR5K_EEPROM_N_PHASE_CAL 5
193#define AR5K_EEPROM_N_TEST_FREQ 8
194#define AR5K_EEPROM_N_EDGES 8
195#define AR5K_EEPROM_N_INTERCEPTS 11
196#define AR5K_EEPROM_FREQ_M(_v) AR5K_EEPROM_OFF(_v, 0x7f, 0xff)
197#define AR5K_EEPROM_PCDAC_M 0x3f
198#define AR5K_EEPROM_PCDAC_START 1
199#define AR5K_EEPROM_PCDAC_STOP 63
200#define AR5K_EEPROM_PCDAC_STEP 1
201#define AR5K_EEPROM_NON_EDGE_M 0x40
202#define AR5K_EEPROM_CHANNEL_POWER 8
203#define AR5K_EEPROM_N_OBDB 4
204#define AR5K_EEPROM_OBDB_DIS 0xffff
205#define AR5K_EEPROM_CHANNEL_DIS 0xff
206#define AR5K_EEPROM_SCALE_OC_DELTA(_x) (((_x) * 2) / 10)
207#define AR5K_EEPROM_N_CTLS(_v) AR5K_EEPROM_OFF(_v, 16, 32)
208#define AR5K_EEPROM_MAX_CTLS 32
209#define AR5K_EEPROM_N_PD_CURVES 4
210#define AR5K_EEPROM_N_XPD0_POINTS 4
211#define AR5K_EEPROM_N_XPD3_POINTS 3
212#define AR5K_EEPROM_N_PD_GAINS 4
213#define AR5K_EEPROM_N_PD_POINTS 5
214#define AR5K_EEPROM_N_INTERCEPT_10_2GHZ 35
215#define AR5K_EEPROM_N_INTERCEPT_10_5GHZ 55
216#define AR5K_EEPROM_POWER_M 0x3f
217#define AR5K_EEPROM_POWER_MIN 0
218#define AR5K_EEPROM_POWER_MAX 3150
219#define AR5K_EEPROM_POWER_STEP 50
220#define AR5K_EEPROM_POWER_TABLE_SIZE 64
221#define AR5K_EEPROM_N_POWER_LOC_11B 4
222#define AR5K_EEPROM_N_POWER_LOC_11G 6
223#define AR5K_EEPROM_I_GAIN 10
224#define AR5K_EEPROM_CCK_OFDM_DELTA 15
225#define AR5K_EEPROM_N_IQ_CAL 2
226/* 5GHz/2GHz */
227enum ath5k_eeprom_freq_bands {
228 AR5K_EEPROM_BAND_5GHZ = 0,
229 AR5K_EEPROM_BAND_2GHZ = 1,
230 AR5K_EEPROM_N_FREQ_BANDS,
231};
232/* Spur chans per freq band */
233#define AR5K_EEPROM_N_SPUR_CHANS 5
234/* fbin value for chan 2464 x2 */
235#define AR5K_EEPROM_5413_SPUR_CHAN_1 1640
236/* fbin value for chan 2420 x2 */
237#define AR5K_EEPROM_5413_SPUR_CHAN_2 1200
238#define AR5K_EEPROM_SPUR_CHAN_MASK 0x3FFF
239#define AR5K_EEPROM_NO_SPUR 0x8000
240#define AR5K_SPUR_CHAN_WIDTH 87
241#define AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz 3125
242#define AR5K_SPUR_SYMBOL_WIDTH_TURBO_100Hz 6250
243
244#define AR5K_EEPROM_READ(_o, _v) do { \
245 if (!ath5k_hw_nvram_read(ah, (_o), &(_v))) \
246 return -EIO; \
247} while (0)
248
249#define AR5K_EEPROM_READ_HDR(_o, _v) \
250 AR5K_EEPROM_READ(_o, ah->ah_capabilities.cap_eeprom._v); \
251
252enum ath5k_ant_table {
253 AR5K_ANT_CTL = 0, /* Idle switch table settings */
254 AR5K_ANT_SWTABLE_A = 1, /* Switch table for antenna A */
255 AR5K_ANT_SWTABLE_B = 2, /* Switch table for antenna B */
256 AR5K_ANT_MAX,
257};
258
259enum ath5k_ctl_mode {
260 AR5K_CTL_11A = 0,
261 AR5K_CTL_11B = 1,
262 AR5K_CTL_11G = 2,
263 AR5K_CTL_TURBO = 3,
264 AR5K_CTL_TURBOG = 4,
265 AR5K_CTL_2GHT20 = 5,
266 AR5K_CTL_5GHT20 = 6,
267 AR5K_CTL_2GHT40 = 7,
268 AR5K_CTL_5GHT40 = 8,
269 AR5K_CTL_MODE_M = 15,
270};
271
272/* Per channel calibration data, used for power table setup */
273struct ath5k_chan_pcal_info_rf5111 {
274 /* Power levels in half dBm units
275 * for one power curve. */
276 u8 pwr[AR5K_EEPROM_N_PWR_POINTS_5111];
277 /* PCDAC table steps
278 * for the above values */
279 u8 pcdac[AR5K_EEPROM_N_PWR_POINTS_5111];
280 /* Starting PCDAC step */
281 u8 pcdac_min;
282 /* Final PCDAC step */
283 u8 pcdac_max;
284};
285
286struct ath5k_chan_pcal_info_rf5112 {
287 /* Power levels in quarter dBm units
288 * for lower (0) and higher (3)
289 * level curves in 0.25dB units */
290 s8 pwr_x0[AR5K_EEPROM_N_XPD0_POINTS];
291 s8 pwr_x3[AR5K_EEPROM_N_XPD3_POINTS];
292 /* PCDAC table steps
293 * for the above values */
294 u8 pcdac_x0[AR5K_EEPROM_N_XPD0_POINTS];
295 u8 pcdac_x3[AR5K_EEPROM_N_XPD3_POINTS];
296};
297
298struct ath5k_chan_pcal_info_rf2413 {
299 /* Starting pwr/pddac values */
300 s8 pwr_i[AR5K_EEPROM_N_PD_GAINS];
301 u8 pddac_i[AR5K_EEPROM_N_PD_GAINS];
302 /* (pwr,pddac) points
303 * power levels in 0.5dB units */
304 s8 pwr[AR5K_EEPROM_N_PD_GAINS]
305 [AR5K_EEPROM_N_PD_POINTS];
306 u8 pddac[AR5K_EEPROM_N_PD_GAINS]
307 [AR5K_EEPROM_N_PD_POINTS];
308};
309
310enum ath5k_powertable_type {
311 AR5K_PWRTABLE_PWR_TO_PCDAC = 0,
312 AR5K_PWRTABLE_LINEAR_PCDAC = 1,
313 AR5K_PWRTABLE_PWR_TO_PDADC = 2,
314};
315
316struct ath5k_pdgain_info {
317 u8 pd_points;
318 u8 *pd_step;
319 /* Power values are in
320 * 0.25dB units */
321 s16 *pd_pwr;
322};
323
324struct ath5k_chan_pcal_info {
325 /* Frequency */
326 u16 freq;
327 /* Tx power boundaries */
328 s16 max_pwr;
329 s16 min_pwr;
330 union {
331 struct ath5k_chan_pcal_info_rf5111 rf5111_info;
332 struct ath5k_chan_pcal_info_rf5112 rf5112_info;
333 struct ath5k_chan_pcal_info_rf2413 rf2413_info;
334 };
335 /* Raw values used by phy code
336 * Curves are stored in order from lower
337 * gain to higher gain (max txpower -> min txpower) */
338 struct ath5k_pdgain_info *pd_curves;
339};
340
341/* Per rate calibration data for each mode,
342 * used for rate power table setup.
343 * Note: Values in 0.5dB units */
344struct ath5k_rate_pcal_info {
345 u16 freq; /* Frequency */
346 /* Power level for 6-24Mbit/s rates or
347 * 1Mb rate */
348 u16 target_power_6to24;
349 /* Power level for 36Mbit rate or
350 * 2Mb rate */
351 u16 target_power_36;
352 /* Power level for 48Mbit rate or
353 * 5.5Mbit rate */
354 u16 target_power_48;
355 /* Power level for 54Mbit rate or
356 * 11Mbit rate */
357 u16 target_power_54;
358};
359
360/* Power edges for conformance test limits */
361struct ath5k_edge_power {
362 u16 freq;
363 u16 edge; /* in half dBm */
364 bool flag;
365};
366
367/**
368 * struct ath5k_eeprom_info - EEPROM calibration data
369 *
370 * @ee_regdomain: ath/regd.c takes care of COUNTRY_ERD and WORLDWIDE_ROAMING
371 * flags
372 * @ee_ant_gain: Antenna gain in 0.5dB steps signed [5211 only?]
373 * @ee_cck_ofdm_gain_delta: difference in gainF to output the same power for
374 * OFDM and CCK packets
375 * @ee_cck_ofdm_power_delta: power difference between OFDM (6Mbps) and CCK
376 * (11Mbps) rate in G mode. 0.1dB steps
377 * @ee_scaled_cck_delta: for Japan Channel 14: 0.1dB resolution
378 *
379 * @ee_i_cal: Initial I coefficient to correct I/Q mismatch in the receive path
380 * @ee_q_cal: Initial Q coefficient to correct I/Q mismatch in the receive path
381 * @ee_fixed_bias: use ee_ob and ee_db settings or use automatic control
382 * @ee_switch_settling: RX/TX Switch settling time
383 * @ee_atn_tx_rx: Difference in attenuation between TX and RX in 1dB steps
384 * @ee_ant_control: Antenna Control Settings
385 * @ee_ob: Bias current for Output stage of PA
386 * B/G mode: Index [0] is used for AR2112/5112, otherwise [1]
387 * A mode: [0] 5.15-5.25 [1] 5.25-5.50 [2] 5.50-5.70 [3] 5.70-5.85 GHz
388 * @ee_db: Bias current for Output stage of PA. see @ee_ob
389 * @ee_tx_end2xlna_enable: Time difference from when BB finishes sending a frame
390 * to when the external LNA is activated
391 * @ee_tx_end2xpa_disable: Time difference from when BB finishes sending a frame
392 * to when the external PA switch is deactivated
393 * @ee_tx_frm2xpa_enable: Time difference from when MAC sends frame to when
394 * external PA switch is activated
395 * @ee_thr_62: Clear Channel Assessment (CCA) sensitivity
396 * (IEEE802.11a section 17.3.10.5 )
397 * @ee_xlna_gain: Total gain of the LNA (information only)
398 * @ee_xpd: Use external (1) or internal power detector
399 * @ee_x_gain: Gain for external power detector output (differences in EEMAP
400 * versions!)
401 * @ee_i_gain: Initial gain value after reset
402 * @ee_margin_tx_rx: Margin in dB when final attenuation stage should be used
403 *
404 * @ee_false_detect: Backoff in Sensitivity (dB) on channels with spur signals
405 * @ee_noise_floor_thr: Noise floor threshold in 1dB steps
406 * @ee_adc_desired_size: Desired amplitude for ADC, used by AGC; in 0.5 dB steps
407 * @ee_pga_desired_size: Desired output of PGA (for BB gain) in 0.5 dB steps
408 * @ee_pd_gain_overlap: PD ADC curves need to overlap in 0.5dB steps (ee_map>=2)
409 */
410struct ath5k_eeprom_info {
411
412 /* Header information */
413 u16 ee_magic;
414 u16 ee_protect;
415 u16 ee_regdomain;
416 u16 ee_version;
417 u16 ee_header;
418 u16 ee_ant_gain;
419 u8 ee_rfkill_pin;
420 bool ee_rfkill_pol;
421 bool ee_is_hb63;
422 bool ee_serdes;
423 u16 ee_misc0;
424 u16 ee_misc1;
425 u16 ee_misc2;
426 u16 ee_misc3;
427 u16 ee_misc4;
428 u16 ee_misc5;
429 u16 ee_misc6;
430 u16 ee_cck_ofdm_gain_delta;
431 u16 ee_cck_ofdm_power_delta;
432 u16 ee_scaled_cck_delta;
433
434 /* RF Calibration settings (reset, rfregs) */
435 u16 ee_i_cal[AR5K_EEPROM_N_MODES];
436 u16 ee_q_cal[AR5K_EEPROM_N_MODES];
437 u16 ee_fixed_bias[AR5K_EEPROM_N_MODES];
438 u16 ee_turbo_max_power[AR5K_EEPROM_N_MODES];
439 u16 ee_xr_power[AR5K_EEPROM_N_MODES];
440 u16 ee_switch_settling[AR5K_EEPROM_N_MODES];
441 u16 ee_atn_tx_rx[AR5K_EEPROM_N_MODES];
442 u16 ee_ant_control[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_PCDAC];
443 u16 ee_ob[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_OBDB];
444 u16 ee_db[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_OBDB];
445 u16 ee_tx_end2xlna_enable[AR5K_EEPROM_N_MODES];
446 u16 ee_tx_end2xpa_disable[AR5K_EEPROM_N_MODES];
447 u16 ee_tx_frm2xpa_enable[AR5K_EEPROM_N_MODES];
448 u16 ee_thr_62[AR5K_EEPROM_N_MODES];
449 u16 ee_xlna_gain[AR5K_EEPROM_N_MODES];
450 u16 ee_xpd[AR5K_EEPROM_N_MODES];
451 u16 ee_x_gain[AR5K_EEPROM_N_MODES];
452 u16 ee_i_gain[AR5K_EEPROM_N_MODES];
453 u16 ee_margin_tx_rx[AR5K_EEPROM_N_MODES];
454 u16 ee_switch_settling_turbo[AR5K_EEPROM_N_MODES];
455 u16 ee_margin_tx_rx_turbo[AR5K_EEPROM_N_MODES];
456 u16 ee_atn_tx_rx_turbo[AR5K_EEPROM_N_MODES];
457
458 /* Power calibration data */
459 u16 ee_false_detect[AR5K_EEPROM_N_MODES];
460
461 /* Number of pd gain curves per mode */
462 u8 ee_pd_gains[AR5K_EEPROM_N_MODES];
463 /* Back mapping pdcurve number -> pdcurve index in pd->pd_curves */
464 u8 ee_pdc_to_idx[AR5K_EEPROM_N_MODES][AR5K_EEPROM_N_PD_GAINS];
465
466 u8 ee_n_piers[AR5K_EEPROM_N_MODES];
467 struct ath5k_chan_pcal_info ee_pwr_cal_a[AR5K_EEPROM_N_5GHZ_CHAN];
468 struct ath5k_chan_pcal_info ee_pwr_cal_b[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
469 struct ath5k_chan_pcal_info ee_pwr_cal_g[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
470
471 /* Per rate target power levels */
472 u8 ee_rate_target_pwr_num[AR5K_EEPROM_N_MODES];
473 struct ath5k_rate_pcal_info ee_rate_tpwr_a[AR5K_EEPROM_N_5GHZ_CHAN];
474 struct ath5k_rate_pcal_info ee_rate_tpwr_b[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
475 struct ath5k_rate_pcal_info ee_rate_tpwr_g[AR5K_EEPROM_N_2GHZ_CHAN_MAX];
476
477 /* Conformance test limits (Unused) */
478 u8 ee_ctls;
479 u8 ee_ctl[AR5K_EEPROM_MAX_CTLS];
480 struct ath5k_edge_power ee_ctl_pwr[AR5K_EEPROM_N_EDGES * AR5K_EEPROM_MAX_CTLS];
481
482 /* Noise Floor Calibration settings */
483 s16 ee_noise_floor_thr[AR5K_EEPROM_N_MODES];
484 s8 ee_adc_desired_size[AR5K_EEPROM_N_MODES];
485 s8 ee_pga_desired_size[AR5K_EEPROM_N_MODES];
486 s8 ee_adc_desired_size_turbo[AR5K_EEPROM_N_MODES];
487 s8 ee_pga_desired_size_turbo[AR5K_EEPROM_N_MODES];
488 s8 ee_pd_gain_overlap;
489
490 /* Spur mitigation data (fbin values for spur channels) */
491 u16 ee_spur_chans[AR5K_EEPROM_N_SPUR_CHANS][AR5K_EEPROM_N_FREQ_BANDS];
492};
493

source code of linux/drivers/net/wireless/ath/ath5k/eeprom.h