1 /******************************************************************************
2  *
3  * Copyright(c) 2012  Realtek Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * The full GNU General Public License is included in this distribution in the
15  * file called LICENSE.
16  *
17  * Contact Information:
18  * wlanfae <wlanfae@realtek.com>
19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20  * Hsinchu 300, Taiwan.
21  *
22  * Larry Finger <Larry.Finger@lwfinger.net>
23  *
24  *****************************************************************************/
25 #ifndef _HAL8723B_2_ANT
26 #define _HAL8723B_2_ANT
27 
28 /************************************************************************
29  * The following is for 8723B 2Ant BT Co-exist definition
30  ************************************************************************/
31 #define	BT_AUTO_REPORT_ONLY_8723B_2ANT			1
32 
33 #define	BT_INFO_8723B_2ANT_B_FTP			BIT7
34 #define	BT_INFO_8723B_2ANT_B_A2DP			BIT6
35 #define	BT_INFO_8723B_2ANT_B_HID			BIT5
36 #define	BT_INFO_8723B_2ANT_B_SCO_BUSY			BIT4
37 #define	BT_INFO_8723B_2ANT_B_ACL_BUSY			BIT3
38 #define	BT_INFO_8723B_2ANT_B_INQ_PAGE			BIT2
39 #define	BT_INFO_8723B_2ANT_B_SCO_ESCO			BIT1
40 #define	BT_INFO_8723B_2ANT_B_CONNECTION			BIT0
41 
42 #define BTC_RSSI_COEX_THRESH_TOL_8723B_2ANT		2
43 
44 enum BT_INFO_SRC_8723B_2ANT {
45 	BT_INFO_SRC_8723B_2ANT_WIFI_FW			= 0x0,
46 	BT_INFO_SRC_8723B_2ANT_BT_RSP			= 0x1,
47 	BT_INFO_SRC_8723B_2ANT_BT_ACTIVE_SEND		= 0x2,
48 	BT_INFO_SRC_8723B_2ANT_MAX
49 };
50 
51 enum BT_8723B_2ANT_BT_STATUS {
52 	BT_8723B_2ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,
53 	BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,
54 	BT_8723B_2ANT_BT_STATUS_INQ_PAGE		= 0x2,
55 	BT_8723B_2ANT_BT_STATUS_ACL_BUSY		= 0x3,
56 	BT_8723B_2ANT_BT_STATUS_SCO_BUSY		= 0x4,
57 	BT_8723B_2ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,
58 	BT_8723B_2ANT_BT_STATUS_MAX
59 };
60 
61 enum BT_8723B_2ANT_COEX_ALGO {
62 	BT_8723B_2ANT_COEX_ALGO_UNDEFINED		= 0x0,
63 	BT_8723B_2ANT_COEX_ALGO_SCO			= 0x1,
64 	BT_8723B_2ANT_COEX_ALGO_HID			= 0x2,
65 	BT_8723B_2ANT_COEX_ALGO_A2DP			= 0x3,
66 	BT_8723B_2ANT_COEX_ALGO_A2DP_PANHS		= 0x4,
67 	BT_8723B_2ANT_COEX_ALGO_PANEDR			= 0x5,
68 	BT_8723B_2ANT_COEX_ALGO_PANHS			= 0x6,
69 	BT_8723B_2ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,
70 	BT_8723B_2ANT_COEX_ALGO_PANEDR_HID		= 0x8,
71 	BT_8723B_2ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,
72 	BT_8723B_2ANT_COEX_ALGO_HID_A2DP		= 0xa,
73 	BT_8723B_2ANT_COEX_ALGO_MAX			= 0xb,
74 };
75 
76 struct coex_dm_8723b_2ant {
77 	/* fw mechanism */
78 	bool pre_dec_bt_pwr;
79 	bool cur_dec_bt_pwr;
80 	u8 pre_fw_dac_swing_lvl;
81 	u8 cur_fw_dac_swing_lvl;
82 	bool cur_ignore_wlan_act;
83 	bool pre_ignore_wlan_act;
84 	u8 pre_ps_tdma;
85 	u8 cur_ps_tdma;
86 	u8 ps_tdma_para[5];
87 	u8 tdma_adj_type;
88 	bool reset_tdma_adjust;
89 	bool auto_tdma_adjust;
90 	bool pre_ps_tdma_on;
91 	bool cur_ps_tdma_on;
92 	bool pre_bt_auto_report;
93 	bool cur_bt_auto_report;
94 
95 	/* sw mechanism */
96 	bool pre_rf_rx_lpf_shrink;
97 	bool cur_rf_rx_lpf_shrink;
98 	u32 bt_rf0x1e_backup;
99 	bool pre_low_penalty_ra;
100 	bool cur_low_penalty_ra;
101 	bool pre_dac_swing_on;
102 	u32 pre_dac_swing_lvl;
103 	bool cur_dac_swing_on;
104 	u32 cur_dac_swing_lvl;
105 	bool pre_adc_back_off;
106 	bool cur_adc_back_off;
107 	bool pre_agc_table_en;
108 	bool cur_agc_table_en;
109 	u32 pre_val0x6c0;
110 	u32 cur_val0x6c0;
111 	u32 pre_val0x6c4;
112 	u32 cur_val0x6c4;
113 	u32 pre_val0x6c8;
114 	u32 cur_val0x6c8;
115 	u8 pre_val0x6cc;
116 	u8 cur_val0x6cc;
117 	bool limited_dig;
118 
119 	/* algorithm related */
120 	u8 pre_algorithm;
121 	u8 cur_algorithm;
122 	u8 bt_status;
123 	u8 wifi_chnl_info[3];
124 
125 	bool need_recover_0x948;
126 	u16 backup_0x948;
127 };
128 
129 struct coex_sta_8723b_2ant {
130 	bool bt_link_exist;
131 	bool sco_exist;
132 	bool a2dp_exist;
133 	bool hid_exist;
134 	bool pan_exist;
135 
136 	bool under_lps;
137 	bool under_ips;
138 	u32 high_priority_tx;
139 	u32 high_priority_rx;
140 	u32 low_priority_tx;
141 	u32 low_priority_rx;
142 	u8 bt_rssi;
143 	u8 pre_bt_rssi_state;
144 	u8 pre_wifi_rssi_state[4];
145 	bool c2h_bt_info_req_sent;
146 	u8 bt_info_c2h[BT_INFO_SRC_8723B_2ANT_MAX][10];
147 	u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_2ANT_MAX];
148 	bool c2h_bt_inquiry_page;
149 	u8 bt_retry_cnt;
150 	u8 bt_info_ext;
151 };
152 
153 /*********************************************************************
154  * The following is interface which will notify coex module.
155  *********************************************************************/
156 void ex_btc8723b2ant_init_hwconfig(struct btc_coexist *btcoexist);
157 void ex_btc8723b2ant_init_coex_dm(struct btc_coexist *btcoexist);
158 void ex_btc8723b2ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
159 void ex_btc8723b2ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
160 void ex_btc8723b2ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
161 void ex_btc8723b2ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
162 void ex_btc8723b2ant_media_status_notify(struct btc_coexist *btcoexist,
163 					 u8 type);
164 void ex_btc8723b2ant_special_packet_notify(struct btc_coexist *btcoexist,
165 					   u8 type);
166 void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist,
167 				    u8 *tmpbuf, u8 length);
168 void ex_btc8723b2ant_halt_notify(struct btc_coexist *btcoexist);
169 void ex_btc8723b2ant_periodical(struct btc_coexist *btcoexist);
170 void ex_btc8723b2ant_display_coex_info(struct btc_coexist *btcoexist);
171 
172 #endif
173