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calib.h
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1 /*
2  * Copyright (c) 2008-2011 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 CALIB_H
18 #define CALIB_H
19 
20 #include "hw.h"
21 
22 #define AR_PHY_CCA_FILTERWINDOW_LENGTH 5
23 
24 #define NUM_NF_READINGS 6
25 #define ATH9K_NF_CAL_HIST_MAX 5
26 
31 };
32 
33 #define INIT_INI_ARRAY(iniarray, array) do { \
34  (iniarray)->ia_array = (u32 *)(array); \
35  (iniarray)->ia_rows = ARRAY_SIZE(array); \
36  (iniarray)->ia_columns = ARRAY_SIZE(array[0]); \
37  } while (0)
38 
39 #define INI_RA(iniarray, row, column) \
40  (((iniarray)->ia_array)[(row) * ((iniarray)->ia_columns) + (column)])
41 
42 #define INIT_CAL(_perCal) do { \
43  (_perCal)->calState = CAL_WAITING; \
44  (_perCal)->calNext = NULL; \
45  } while (0)
46 
47 #define INSERT_CAL(_ahp, _perCal) \
48  do { \
49  if ((_ahp)->cal_list_last == NULL) { \
50  (_ahp)->cal_list = \
51  (_ahp)->cal_list_last = (_perCal); \
52  ((_ahp)->cal_list_last)->calNext = (_perCal); \
53  } else { \
54  ((_ahp)->cal_list_last)->calNext = (_perCal); \
55  (_ahp)->cal_list_last = (_perCal); \
56  (_perCal)->calNext = (_ahp)->cal_list; \
57  } \
58  } while (0)
59 
65 };
66 
67 #define MIN_CAL_SAMPLES 1
68 #define MAX_CAL_SAMPLES 64
69 #define INIT_LOG_COUNT 5
70 #define PER_MIN_LOG_COUNT 2
71 #define PER_MAX_LOG_COUNT 10
72 
77  void (*calCollect) (struct ath_hw *);
78  void (*calPostProc) (struct ath_hw *, u8);
79 };
80 
82  const struct ath9k_percal_data *calData;
85 };
86 
92 };
93 
94 #define MAX_PACAL_SKIPCOUNT 8
96  int32_t prev_offset; /* Previous value of PA offset value */
97  int8_t max_skipcount; /* Max No. of times PACAL can be skipped */
98  int8_t skipcount; /* No. of times the PACAL to be skipped */
99 };
100 
101 bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
102 void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update);
103 void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
104 bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
106  struct ath9k_channel *chan);
107 void ath9k_hw_bstuck_nfcal(struct ath_hw *ah);
109  struct ath9k_cal_list *currCal);
111 
112 
113 #endif /* CALIB_H */