2 * Copyright (c) 2008-2009 Atheros Communications Inc.
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.
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.
20 extern const struct hal_percal_data iq_cal_multi_sample;
21 extern const struct hal_percal_data iq_cal_single_sample;
22 extern const struct hal_percal_data adc_gain_cal_multi_sample;
23 extern const struct hal_percal_data adc_gain_cal_single_sample;
24 extern const struct hal_percal_data adc_dc_cal_multi_sample;
25 extern const struct hal_percal_data adc_dc_cal_single_sample;
26 extern const struct hal_percal_data adc_init_dc_cal;
28 #define AR_PHY_CCA_MAX_GOOD_VALUE -85
29 #define AR_PHY_CCA_MAX_HIGH_VALUE -62
30 #define AR_PHY_CCA_MIN_BAD_VALUE -140
31 #define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT 3
32 #define AR_PHY_CCA_FILTERWINDOW_LENGTH 5
34 #define NUM_NF_READINGS 6
35 #define ATH9K_NF_CAL_HIST_MAX 5
37 struct ar5416IniArray {
43 #define INIT_INI_ARRAY(iniarray, array, rows, columns) do { \
44 (iniarray)->ia_array = (u32 *)(array); \
45 (iniarray)->ia_rows = (rows); \
46 (iniarray)->ia_columns = (columns); \
49 #define INI_RA(iniarray, row, column) \
50 (((iniarray)->ia_array)[(row) * ((iniarray)->ia_columns) + (column)])
52 #define INIT_CAL(_perCal) do { \
53 (_perCal)->calState = CAL_WAITING; \
54 (_perCal)->calNext = NULL; \
57 #define INSERT_CAL(_ahp, _perCal) \
59 if ((_ahp)->cal_list_last == NULL) { \
61 (_ahp)->cal_list_last = (_perCal); \
62 ((_ahp)->cal_list_last)->calNext = (_perCal); \
64 ((_ahp)->cal_list_last)->calNext = (_perCal); \
65 (_ahp)->cal_list_last = (_perCal); \
66 (_perCal)->calNext = (_ahp)->cal_list; \
71 ADC_DC_INIT_CAL = 0x1,
84 #define MIN_CAL_SAMPLES 1
85 #define MAX_CAL_SAMPLES 64
86 #define INIT_LOG_COUNT 5
87 #define PER_MIN_LOG_COUNT 2
88 #define PER_MAX_LOG_COUNT 10
90 struct hal_percal_data {
91 enum hal_cal_types calType;
94 void (*calCollect) (struct ath_hw *);
95 void (*calPostProc) (struct ath_hw *, u8);
99 const struct hal_percal_data *calData;
100 enum hal_cal_state calState;
101 struct hal_cal_list *calNext;
104 struct ath9k_nfcal_hist {
105 int16_t nfCalBuffer[ATH9K_NF_CAL_HIST_MAX];
111 bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
112 void ath9k_hw_start_nfcal(struct ath_hw *ah);
113 void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
114 int16_t ath9k_hw_getnf(struct ath_hw *ah,
115 struct ath9k_channel *chan);
116 void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
117 s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
118 bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
119 u8 rxchainmask, bool longcal,
121 bool ath9k_hw_init_cal(struct ath_hw *ah,
122 struct ath9k_channel *chan);