2 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2008 Atheros Communications, Inc.
5 * Permission to use, copy, modify, and/or 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.
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.
17 * $FreeBSD: head/sys/dev/ath/ath_hal/ar5416/ar5416_cal.h 203882 2010-02-14 16:26:32Z rpaulo $
20 #ifndef _ATH_AR5416_CAL_H_
21 #define _ATH_AR5416_CAL_H_
24 ADC_DC_INIT_CAL = 0x1,
43 #define MIN_CAL_SAMPLES 1
44 #define MAX_CAL_SAMPLES 64
45 #define INIT_LOG_COUNT 5
46 #define PER_MIN_LOG_COUNT 2
47 #define PER_MAX_LOG_COUNT 10
49 /* Per Calibration data structure */
50 typedef struct per_cal_data {
51 const char *calName; /* for diagnostics */
52 HAL_CAL_TYPE calType; /* Type of calibration */
53 uint32_t calNumSamples; /* # SW samples to collect */
54 uint32_t calCountMax; /* # HW samples to collect */
55 void (*calCollect)(struct ath_hal *); /* Accumulator function */
56 /* Post-processing function */
57 void (*calPostProc)(struct ath_hal *, uint8_t);
60 /* List structure for calibration data */
61 typedef struct cal_list {
62 struct cal_list *calNext;
63 HAL_CAL_STATE calState;
64 const HAL_PERCAL_DATA *calData;
69 * Periodic calibration state.
71 HAL_CAL_TYPE suppCals;
72 HAL_CAL_LIST iqCalData;
73 HAL_CAL_LIST adcGainCalData;
74 HAL_CAL_LIST adcDcCalInitData;
75 HAL_CAL_LIST adcDcCalData;
76 HAL_CAL_LIST *cal_list;
77 HAL_CAL_LIST *cal_last;
78 HAL_CAL_LIST *cal_curr;
79 #define AR5416_MAX_CHAINS 3 /* XXX dup's eeprom def */
80 HAL_CAL_SAMPLE caldata[4][AR5416_MAX_CHAINS];
83 * Noise floor cal histogram support.
84 * XXX be nice to re-use space in ar5212
86 #define AR5416_NUM_NF_READINGS 6 /* (3 chains * (ctl + ext) */
87 struct ar5212NfCalHist nfCalHist[AR5416_NUM_NF_READINGS];
90 #define INIT_CAL(_perCal) do { \
91 (_perCal)->calState = CAL_WAITING; \
92 (_perCal)->calNext = AH_NULL; \
95 #define INSERT_CAL(_cal, _perCal) do { \
96 if ((_cal)->cal_last == AH_NULL) { \
97 (_cal)->cal_list = (_cal)->cal_last = (_perCal); \
98 ((_cal)->cal_last)->calNext = (_perCal); \
100 ((_cal)->cal_last)->calNext = (_perCal); \
101 (_cal)->cal_last = (_perCal); \
102 (_perCal)->calNext = (_cal)->cal_list; \
106 HAL_BOOL ar5416InitCal(struct ath_hal *, const struct ieee80211_channel *);
107 HAL_BOOL ar5416PerCalibration(struct ath_hal *, struct ieee80211_channel *,
109 HAL_BOOL ar5416PerCalibrationN(struct ath_hal *, struct ieee80211_channel *,
110 u_int chainMask, HAL_BOOL longCal, HAL_BOOL *isCalDone);
111 HAL_BOOL ar5416ResetCalValid(struct ath_hal *,
112 const struct ieee80211_channel *);
114 void ar5416IQCalCollect(struct ath_hal *ah);
115 void ar5416IQCalibration(struct ath_hal *ah, uint8_t numChains);
116 void ar5416AdcGainCalCollect(struct ath_hal *ah);
117 void ar5416AdcGainCalibration(struct ath_hal *ah, uint8_t numChains);
118 void ar5416AdcDcCalCollect(struct ath_hal *ah);
119 void ar5416AdcDcCalibration(struct ath_hal *ah, uint8_t numChains);
120 void ar5416InitNfHistBuff(struct ar5212NfCalHist *h);
121 #endif /* _ATH_AR5416_CAL_H_ */