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-rw-r--r--drivers/net/wireless/ath9k/ani.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath9k/ani.h b/drivers/net/wireless/ath9k/ani.h
new file mode 100644
index 000000000000..cfb7fbc8f134
--- /dev/null
+++ b/drivers/net/wireless/ath9k/ani.h
@@ -0,0 +1,111 @@
1/*
2 * Copyright (c) 2008 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 ANI_H
18#define ANI_H
19
20#define HAL_PROCESS_ANI 0x00000001
21#define ATH9K_RSSI_EP_MULTIPLIER (1<<7)
22
23#define DO_ANI(ah) ((AH5416(ah)->ah_procPhyErr & HAL_PROCESS_ANI))
24
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->ah_stats.ast_nodestats.ns_avgbrssi, \
29 ATH9K_RSSI_EP_MULTIPLIER)
30
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
43
44#define HAL_NOISE_IMMUNE_MAX 4
45#define HAL_SPUR_IMMUNE_MAX 7
46#define HAL_FIRST_STEP_MAX 2
47
48enum ath9k_ani_cmd {
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,
57 ATH9K_ANI_ALL = 0xff
58};
59
60struct ath9k_mib_stats {
61 u32 ackrcv_bad;
62 u32 rts_bad;
63 u32 rts_good;
64 u32 fcs_bad;
65 u32 beacons;
66};
67
68struct ath9k_node_stats {
69 u32 ns_avgbrssi;
70 u32 ns_avgrssi;
71 u32 ns_avgtxrssi;
72 u32 ns_avgtxrate;
73};
74
75struct ar5416Stats {
76 u32 ast_ani_niup;
77 u32 ast_ani_nidown;
78 u32 ast_ani_spurup;
79 u32 ast_ani_spurdown;
80 u32 ast_ani_ofdmon;
81 u32 ast_ani_ofdmoff;
82 u32 ast_ani_cckhigh;
83 u32 ast_ani_ccklow;
84 u32 ast_ani_stepup;
85 u32 ast_ani_stepdown;
86 u32 ast_ani_ofdmerrs;
87 u32 ast_ani_cckerrs;
88 u32 ast_ani_reset;
89 u32 ast_ani_lzero;
90 u32 ast_ani_lneg;
91 struct ath9k_mib_stats ast_mibstats;
92 struct ath9k_node_stats ast_nodestats;
93};
94#define ah_mibStats ah_stats.ast_mibstats
95
96void ath9k_ani_reset(struct ath_hal *ah);
97void ath9k_hw_ani_monitor(struct ath_hal *ah,
98 const struct ath9k_node_stats *stats,
99 struct ath9k_channel *chan);
100bool ath9k_hw_phycounters(struct ath_hal *ah);
101void ath9k_enable_mib_counters(struct ath_hal *ah);
102void ath9k_hw_disable_mib_counters(struct ath_hal *ah);
103u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hal *ah, u32 *rxc_pcnt,
104 u32 *rxf_pcnt, u32 *txf_pcnt);
105void ath9k_hw_procmibevent(struct ath_hal *ah,
106 const struct ath9k_node_stats *stats);
107void ath9k_hw_ani_setup(struct ath_hal *ah);
108void ath9k_hw_ani_attach(struct ath_hal *ah);
109void ath9k_hw_ani_detach(struct ath_hal *ah);
110
111#endif /* ANI_H */