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 BEACON_RSSI(ahp) (ahp->stats.avgbrssi)
22 /* units are errors per second */
23 #define ATH9K_ANI_OFDM_TRIG_HIGH 3500
25 /* units are errors per second */
26 #define ATH9K_ANI_OFDM_TRIG_LOW 400
28 /* units are errors per second */
29 #define ATH9K_ANI_CCK_TRIG_HIGH 600
31 /* units are errors per second */
32 #define ATH9K_ANI_CCK_TRIG_LOW 300
34 #define ATH9K_ANI_NOISE_IMMUNE_LVL 4
35 #define ATH9K_ANI_SPUR_IMMUNE_LVL 3
36 #define ATH9K_ANI_FIRSTEP_LVL 2
38 #define ATH9K_ANI_RSSI_THR_HIGH 40
39 #define ATH9K_ANI_RSSI_THR_LOW 7
41 #define ATH9K_ANI_PERIOD 300
44 #define ATH9K_ANI_POLLINTERVAL 1000
46 #define HAL_NOISE_IMMUNE_MAX 4
47 #define HAL_SPUR_IMMUNE_MAX 7
48 #define HAL_FIRST_STEP_MAX 2
50 #define ATH9K_SIG_FIRSTEP_SETTING_MIN 0
51 #define ATH9K_SIG_FIRSTEP_SETTING_MAX 20
52 #define ATH9K_SIG_SPUR_IMM_SETTING_MIN 0
53 #define ATH9K_SIG_SPUR_IMM_SETTING_MAX 22
55 /* values here are relative to the INI */
58 ATH9K_ANI_PRESENT = 0x1,
59 ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2,
60 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x4,
61 ATH9K_ANI_CCK_WEAK_SIGNAL_THR = 0x8,
62 ATH9K_ANI_FIRSTEP_LEVEL = 0x10,
63 ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20,
64 ATH9K_ANI_MODE = 0x40,
65 ATH9K_ANI_PHYERR_RESET = 0x80,
66 ATH9K_ANI_MRC_CCK = 0x100,
70 struct ath9k_mib_stats {
78 /* INI default values for ANI registers */
79 struct ath9k_ani_default {
96 struct ar5416AniState {
97 u8 noiseImmunityLevel;
98 u8 ofdmNoiseImmunityLevel;
99 u8 cckNoiseImmunityLevel;
102 u8 spurImmunityLevel;
104 bool ofdmWeakSigDetect;
108 struct ath9k_ani_default iniDef;
113 u32 ast_ani_spurdown;
119 u32 ast_ani_stepdown;
120 u32 ast_ani_ofdmerrs;
123 u32 ast_ani_lneg_or_lzero;
125 struct ath9k_mib_stats ast_mibstats;
127 #define ah_mibStats stats.ast_mibstats
129 void ath9k_enable_mib_counters(struct ath_hw *ah);
130 void ath9k_hw_disable_mib_counters(struct ath_hw *ah);
131 void ath9k_hw_ani_init(struct ath_hw *ah);