1 | /* |
2 | * Copyright (c) 2009-2011 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 BTCOEX_H |
18 | #define BTCOEX_H |
19 | |
20 | #include "hw.h" |
21 | |
22 | #define ATH_WLANACTIVE_GPIO_9280 5 |
23 | #define ATH_BTACTIVE_GPIO_9280 6 |
24 | #define ATH_BTPRIORITY_GPIO_9285 7 |
25 | |
26 | #define ATH_WLANACTIVE_GPIO_9300 5 |
27 | #define ATH_BTACTIVE_GPIO_9300 4 |
28 | #define ATH_BTPRIORITY_GPIO_9300 8 |
29 | |
30 | #define ATH_BTCOEX_DEF_BT_PERIOD 45 |
31 | #define ATH_BTCOEX_DEF_DUTY_CYCLE 55 |
32 | #define ATH_BTCOEX_BTSCAN_DUTY_CYCLE 90 |
33 | #define ATH_BTCOEX_BMISS_THRESH 50 |
34 | |
35 | #define ATH_BT_PRIORITY_TIME_THRESHOLD 1000 /* ms */ |
36 | #define ATH_BT_CNT_THRESHOLD 3 |
37 | #define ATH_BT_CNT_SCAN_THRESHOLD 15 |
38 | |
39 | #define ATH_BTCOEX_RX_WAIT_TIME 100 |
40 | #define ATH_BTCOEX_STOMP_FTP_THRESH 5 |
41 | |
42 | #define ATH_BTCOEX_HT20_MAX_TXPOWER 0x14 |
43 | #define ATH_BTCOEX_HT40_MAX_TXPOWER 0x10 |
44 | |
45 | #define AR9300_NUM_BT_WEIGHTS 4 |
46 | #define AR9300_NUM_WLAN_WEIGHTS 4 |
47 | |
48 | #define ATH_AIC_MAX_BT_CHANNEL 79 |
49 | |
50 | /* Defines the BT AR_BT_COEX_WGHT used */ |
51 | enum ath_stomp_type { |
52 | ATH_BTCOEX_STOMP_ALL, |
53 | ATH_BTCOEX_STOMP_LOW, |
54 | ATH_BTCOEX_STOMP_NONE, |
55 | ATH_BTCOEX_STOMP_LOW_FTP, |
56 | ATH_BTCOEX_STOMP_AUDIO, |
57 | ATH_BTCOEX_STOMP_MAX |
58 | }; |
59 | |
60 | enum ath_btcoex_scheme { |
61 | ATH_BTCOEX_CFG_NONE, |
62 | ATH_BTCOEX_CFG_2WIRE, |
63 | ATH_BTCOEX_CFG_3WIRE, |
64 | ATH_BTCOEX_CFG_MCI, |
65 | }; |
66 | |
67 | struct ath9k_hw_mci { |
68 | u32 raw_intr; |
69 | u32 rx_msg_intr; |
70 | u32 cont_status; |
71 | u32 gpm_addr; |
72 | u32 gpm_len; |
73 | u32 gpm_idx; |
74 | u32 sched_addr; |
75 | u32 wlan_channels[4]; |
76 | u32 wlan_cal_seq; |
77 | u32 wlan_cal_done; |
78 | u32 config; |
79 | u8 *gpm_buf; |
80 | bool ready; |
81 | bool update_2g5g; |
82 | bool is_2g; |
83 | bool query_bt; |
84 | bool unhalt_bt_gpm; /* need send UNHALT */ |
85 | bool halted_bt_gpm; /* HALT sent */ |
86 | bool need_flush_btinfo; |
87 | bool bt_version_known; |
88 | bool wlan_channels_update; |
89 | u8 wlan_ver_major; |
90 | u8 wlan_ver_minor; |
91 | u8 bt_ver_major; |
92 | u8 bt_ver_minor; |
93 | u8 bt_state; |
94 | u8 stomp_ftp; |
95 | bool concur_tx; |
96 | u32 last_recovery; |
97 | }; |
98 | |
99 | struct ath9k_hw_aic { |
100 | bool aic_enabled; |
101 | u8 aic_cal_state; |
102 | u8 aic_caled_chan; |
103 | u32 aic_sram[ATH_AIC_MAX_BT_CHANNEL]; |
104 | u32 aic_cal_start_time; |
105 | }; |
106 | |
107 | struct ath_btcoex_hw { |
108 | enum ath_btcoex_scheme scheme; |
109 | struct ath9k_hw_mci mci; |
110 | struct ath9k_hw_aic aic; |
111 | bool enabled; |
112 | u8 wlanactive_gpio; |
113 | u8 btactive_gpio; |
114 | u8 btpriority_gpio; |
115 | u32 bt_coex_mode; /* Register setting for AR_BT_COEX_MODE */ |
116 | u32 bt_coex_weights; /* Register setting for AR_BT_COEX_WEIGHT */ |
117 | u32 bt_coex_mode2; /* Register setting for AR_BT_COEX_MODE2 */ |
118 | u32 bt_coex_mode3; /* Register setting for AR_BT_COEX_MODE3 */ |
119 | u32 bt_weight[AR9300_NUM_BT_WEIGHTS]; |
120 | u32 wlan_weight[AR9300_NUM_WLAN_WEIGHTS]; |
121 | u8 tx_prio[ATH_BTCOEX_STOMP_MAX]; |
122 | }; |
123 | |
124 | void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah); |
125 | void ath9k_hw_btcoex_init_2wire(struct ath_hw *ah); |
126 | void ath9k_hw_btcoex_init_3wire(struct ath_hw *ah); |
127 | void ath9k_hw_btcoex_deinit(struct ath_hw *ah); |
128 | void ath9k_hw_btcoex_init_mci(struct ath_hw *ah); |
129 | void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum); |
130 | void ath9k_hw_btcoex_set_weight(struct ath_hw *ah, |
131 | u32 bt_weight, |
132 | u32 wlan_weight, |
133 | enum ath_stomp_type stomp_type); |
134 | void ath9k_hw_btcoex_disable(struct ath_hw *ah); |
135 | void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah, |
136 | enum ath_stomp_type stomp_type); |
137 | void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio); |
138 | |
139 | #endif |
140 | |