2 * Copyright (c) 2008-2011 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 #define HAL_PROCESS_ANI 0x00000001
22 #define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI) && ah->curchan)
24 #define BEACON_RSSI(ahp) (ahp->stats.avgbrssi)
26 /* units are errors per second */
27 #define ATH9K_ANI_OFDM_TRIG_HIGH 3500
28 #define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
30 /* units are errors per second */
31 #define ATH9K_ANI_OFDM_TRIG_LOW 400
32 #define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
34 /* units are errors per second */
35 #define ATH9K_ANI_CCK_TRIG_HIGH 600
37 /* units are errors per second */
38 #define ATH9K_ANI_CCK_TRIG_LOW 300
40 #define ATH9K_ANI_NOISE_IMMUNE_LVL 4
41 #define ATH9K_ANI_USE_OFDM_WEAK_SIG true
42 #define ATH9K_ANI_CCK_WEAK_SIG_THR false
44 #define ATH9K_ANI_SPUR_IMMUNE_LVL 3
46 #define ATH9K_ANI_FIRSTEP_LVL 2
48 #define ATH9K_ANI_RSSI_THR_HIGH 40
49 #define ATH9K_ANI_RSSI_THR_LOW 7
51 #define ATH9K_ANI_PERIOD 300
54 #define ATH9K_ANI_POLLINTERVAL 1000
56 #define HAL_NOISE_IMMUNE_MAX 4
57 #define HAL_SPUR_IMMUNE_MAX 7
58 #define HAL_FIRST_STEP_MAX 2
60 #define ATH9K_SIG_FIRSTEP_SETTING_MIN 0
61 #define ATH9K_SIG_FIRSTEP_SETTING_MAX 20
62 #define ATH9K_SIG_SPUR_IMM_SETTING_MIN 0
63 #define ATH9K_SIG_SPUR_IMM_SETTING_MAX 22
65 /* values here are relative to the INI */
68 ATH9K_ANI_PRESENT = 0x1,
69 ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2,
70 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x4,
71 ATH9K_ANI_CCK_WEAK_SIGNAL_THR = 0x8,
72 ATH9K_ANI_FIRSTEP_LEVEL = 0x10,
73 ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20,
74 ATH9K_ANI_MODE = 0x40,
75 ATH9K_ANI_PHYERR_RESET = 0x80,
76 ATH9K_ANI_MRC_CCK = 0x100,
80 struct ath9k_mib_stats {
88 /* INI default values for ANI registers */
89 struct ath9k_ani_default {
106 struct ar5416AniState {
107 u8 noiseImmunityLevel;
108 u8 ofdmNoiseImmunityLevel;
109 u8 cckNoiseImmunityLevel;
112 u8 spurImmunityLevel;
114 u8 ofdmWeakSigDetect;
118 struct ath9k_ani_default iniDef;
125 u32 ast_ani_spurdown;
131 u32 ast_ani_stepdown;
132 u32 ast_ani_ofdmerrs;
135 u32 ast_ani_lneg_or_lzero;
137 struct ath9k_mib_stats ast_mibstats;
139 #define ah_mibStats stats.ast_mibstats
141 void ath9k_enable_mib_counters(struct ath_hw *ah);
142 void ath9k_hw_disable_mib_counters(struct ath_hw *ah);
143 void ath9k_hw_ani_init(struct ath_hw *ah);