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 #define HAL_PROCESS_ANI 0x00000001
21 #define ATH9K_RSSI_EP_MULTIPLIER (1<<7)
23 #define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI))
25 #define HAL_EP_RND(x, mul) \
26 ((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul))
27 #define BEACON_RSSI(ahp) \
28 HAL_EP_RND(ahp->stats.ast_nodestats.ns_avgbrssi, \
29 ATH9K_RSSI_EP_MULTIPLIER)
31 #define ATH9K_ANI_OFDM_TRIG_HIGH 500
32 #define ATH9K_ANI_OFDM_TRIG_LOW 200
33 #define ATH9K_ANI_CCK_TRIG_HIGH 200
34 #define ATH9K_ANI_CCK_TRIG_LOW 100
35 #define ATH9K_ANI_NOISE_IMMUNE_LVL 4
36 #define ATH9K_ANI_USE_OFDM_WEAK_SIG true
37 #define ATH9K_ANI_CCK_WEAK_SIG_THR false
38 #define ATH9K_ANI_SPUR_IMMUNE_LVL 7
39 #define ATH9K_ANI_FIRSTEP_LVL 0
40 #define ATH9K_ANI_RSSI_THR_HIGH 40
41 #define ATH9K_ANI_RSSI_THR_LOW 7
42 #define ATH9K_ANI_PERIOD 100
44 #define HAL_NOISE_IMMUNE_MAX 4
45 #define HAL_SPUR_IMMUNE_MAX 7
46 #define HAL_FIRST_STEP_MAX 2
49 ATH9K_ANI_PRESENT = 0x1,
50 ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2,
51 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x4,
52 ATH9K_ANI_CCK_WEAK_SIGNAL_THR = 0x8,
53 ATH9K_ANI_FIRSTEP_LEVEL = 0x10,
54 ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20,
55 ATH9K_ANI_MODE = 0x40,
56 ATH9K_ANI_PHYERR_RESET = 0x80,
60 struct ath9k_mib_stats {
68 struct ath9k_node_stats {
75 struct ar5416AniState {
76 struct ath9k_channel *c;
77 u8 noiseImmunityLevel;
80 u8 ofdmWeakSigDetectOff;
81 u8 cckWeakSigThreshold;
98 int16_t ofdmErrRssi[2];
99 int16_t cckErrRssi[2];
106 u32 ast_ani_spurdown;
112 u32 ast_ani_stepdown;
113 u32 ast_ani_ofdmerrs;
118 struct ath9k_mib_stats ast_mibstats;
119 struct ath9k_node_stats ast_nodestats;
121 #define ah_mibStats stats.ast_mibstats
123 void ath9k_ani_reset(struct ath_hw *ah);
124 void ath9k_hw_ani_monitor(struct ath_hw *ah,
125 const struct ath9k_node_stats *stats,
126 struct ath9k_channel *chan);
127 bool ath9k_hw_phycounters(struct ath_hw *ah);
128 void ath9k_enable_mib_counters(struct ath_hw *ah);
129 void ath9k_hw_disable_mib_counters(struct ath_hw *ah);
130 u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hw *ah, u32 *rxc_pcnt,
131 u32 *rxf_pcnt, u32 *txf_pcnt);
132 void ath9k_hw_procmibevent(struct ath_hw *ah,
133 const struct ath9k_node_stats *stats);
134 void ath9k_hw_ani_setup(struct ath_hw *ah);
135 void ath9k_hw_ani_attach(struct ath_hw *ah);
136 void ath9k_hw_ani_detach(struct ath_hw *ah);