123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
|
|
* Copyright (c) 2008-2009 Atheros Communications Inc.
|
|
*
|
|
* Permission to use, copy, modify, and/or distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#ifndef CALIB_H
|
|
#define CALIB_H
|
|
|
|
#include "hw.h"
|
|
|
|
#define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT 3
|
|
#define AR_PHY_CCA_FILTERWINDOW_LENGTH 5
|
|
|
|
#define NUM_NF_READINGS 6
|
|
#define ATH9K_NF_CAL_HIST_MAX 5
|
|
|
|
struct ar5416IniArray {
|
|
u32 *ia_array;
|
|
u32 ia_rows;
|
|
u32 ia_columns;
|
|
};
|
|
|
|
#define INIT_INI_ARRAY(iniarray, array, rows, columns) do { \
|
|
(iniarray)->ia_array = (u32 *)(array); \
|
|
(iniarray)->ia_rows = (rows); \
|
|
(iniarray)->ia_columns = (columns); \
|
|
} while (0)
|
|
|
|
#define INI_RA(iniarray, row, column) \
|
|
(((iniarray)->ia_array)[(row) * ((iniarray)->ia_columns) + (column)])
|
|
|
|
#define INIT_CAL(_perCal) do { \
|
|
(_perCal)->calState = CAL_WAITING; \
|
|
(_perCal)->calNext = NULL; \
|
|
} while (0)
|
|
|
|
#define INSERT_CAL(_ahp, _perCal) \
|
|
do { \
|
|
if ((_ahp)->cal_list_last == NULL) { \
|
|
(_ahp)->cal_list = \
|
|
(_ahp)->cal_list_last = (_perCal); \
|
|
((_ahp)->cal_list_last)->calNext = (_perCal); \
|
|
} else { \
|
|
((_ahp)->cal_list_last)->calNext = (_perCal); \
|
|
(_ahp)->cal_list_last = (_perCal); \
|
|
(_perCal)->calNext = (_ahp)->cal_list; \
|
|
} \
|
|
} while (0)
|
|
|
|
enum ath9k_cal_types {
|
|
ADC_DC_INIT_CAL = 0x1,
|
|
ADC_GAIN_CAL = 0x2,
|
|
ADC_DC_CAL = 0x4,
|
|
IQ_MISMATCH_CAL = 0x8,
|
|
TEMP_COMP_CAL = 0x10,
|
|
};
|
|
|
|
enum ath9k_cal_state {
|
|
CAL_INACTIVE,
|
|
CAL_WAITING,
|
|
CAL_RUNNING,
|
|
CAL_DONE
|
|
};
|
|
|
|
#define MIN_CAL_SAMPLES 1
|
|
#define MAX_CAL_SAMPLES 64
|
|
#define INIT_LOG_COUNT 5
|
|
#define PER_MIN_LOG_COUNT 2
|
|
#define PER_MAX_LOG_COUNT 10
|
|
|
|
struct ath9k_percal_data {
|
|
enum ath9k_cal_types calType;
|
|
u32 calNumSamples;
|
|
u32 calCountMax;
|
|
void (*calCollect) (struct ath_hw *);
|
|
void (*calPostProc) (struct ath_hw *, u8);
|
|
};
|
|
|
|
struct ath9k_cal_list {
|
|
const struct ath9k_percal_data *calData;
|
|
enum ath9k_cal_state calState;
|
|
struct ath9k_cal_list *calNext;
|
|
};
|
|
|
|
struct ath9k_nfcal_hist {
|
|
int16_t nfCalBuffer[ATH9K_NF_CAL_HIST_MAX];
|
|
u8 currIndex;
|
|
int16_t privNF;
|
|
u8 invalidNFcount;
|
|
};
|
|
|
|
#define MAX_PACAL_SKIPCOUNT 8
|
|
struct ath9k_pacal_info{
|
|
int32_t prev_offset; /* Previous value of PA offset value */
|
|
int8_t max_skipcount; /* Max No. of times PACAL can be skipped */
|
|
int8_t skipcount; /* No. of times the PACAL to be skipped */
|
|
};
|
|
|
|
bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
|
|
void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update);
|
|
void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
|
|
bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
|
|
void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
|
|
struct ath9k_channel *chan);
|
|
void ath9k_hw_bstuck_nfcal(struct ath_hw *ah);
|
|
s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
|
|
void ath9k_hw_reset_calibration(struct ath_hw *ah,
|
|
struct ath9k_cal_list *currCal);
|
|
|
|
|
|
#endif /* CALIB_H */
|