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_INFO_8723B_2ANT_B_FTP			BIT7
32 #define	BT_INFO_8723B_2ANT_B_A2DP			BIT6
33 #define	BT_INFO_8723B_2ANT_B_HID			BIT5
34 #define	BT_INFO_8723B_2ANT_B_SCO_BUSY			BIT4
35 #define	BT_INFO_8723B_2ANT_B_ACL_BUSY			BIT3
36 #define	BT_INFO_8723B_2ANT_B_INQ_PAGE			BIT2
37 #define	BT_INFO_8723B_2ANT_B_SCO_ESCO			BIT1
38 #define	BT_INFO_8723B_2ANT_B_CONNECTION			BIT0
39 
40 #define BTC_RSSI_COEX_THRESH_TOL_8723B_2ANT		2
41 
42 /* WiFi RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */
43 #define BT_8723B_2ANT_WIFI_RSSI_COEXSWITCH_THRES	42
44 /* BT RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */
45 #define BT_8723B_2ANT_BT_RSSI_COEXSWITCH_THRES		46
46 
47 enum BT_INFO_SRC_8723B_2ANT {
48 	BT_INFO_SRC_8723B_2ANT_WIFI_FW			= 0x0,
49 	BT_INFO_SRC_8723B_2ANT_BT_RSP			= 0x1,
50 	BT_INFO_SRC_8723B_2ANT_BT_ACTIVE_SEND		= 0x2,
51 	BT_INFO_SRC_8723B_2ANT_MAX
52 };
53 
54 enum BT_8723B_2ANT_BT_STATUS {
55 	BT_8723B_2ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,
56 	BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,
57 	BT_8723B_2ANT_BT_STATUS_INQ_PAGE		= 0x2,
58 	BT_8723B_2ANT_BT_STATUS_ACL_BUSY		= 0x3,
59 	BT_8723B_2ANT_BT_STATUS_SCO_BUSY		= 0x4,
60 	BT_8723B_2ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,
61 	BT_8723B_2ANT_BT_STATUS_MAX
62 };
63 
64 enum BT_8723B_2ANT_COEX_ALGO {
65 	BT_8723B_2ANT_COEX_ALGO_UNDEFINED		= 0x0,
66 	BT_8723B_2ANT_COEX_ALGO_SCO			= 0x1,
67 	BT_8723B_2ANT_COEX_ALGO_HID			= 0x2,
68 	BT_8723B_2ANT_COEX_ALGO_A2DP			= 0x3,
69 	BT_8723B_2ANT_COEX_ALGO_A2DP_PANHS		= 0x4,
70 	BT_8723B_2ANT_COEX_ALGO_PANEDR			= 0x5,
71 	BT_8723B_2ANT_COEX_ALGO_PANHS			= 0x6,
72 	BT_8723B_2ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,
73 	BT_8723B_2ANT_COEX_ALGO_PANEDR_HID		= 0x8,
74 	BT_8723B_2ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,
75 	BT_8723B_2ANT_COEX_ALGO_HID_A2DP		= 0xa,
76 	BT_8723B_2ANT_COEX_ALGO_MAX			= 0xb,
77 };
78 
79 struct coex_dm_8723b_2ant {
80 	/* fw mechanism */
81 	bool pre_dec_bt_pwr_lvl;
82 	bool cur_dec_bt_pwr_lvl;
83 	u8 pre_fw_dac_swing_lvl;
84 	u8 cur_fw_dac_swing_lvl;
85 	bool cur_ignore_wlan_act;
86 	bool pre_ignore_wlan_act;
87 	u8 pre_ps_tdma;
88 	u8 cur_ps_tdma;
89 	u8 ps_tdma_para[5];
90 	u8 ps_tdma_du_adj_type;
91 	bool reset_tdma_adjust;
92 	bool auto_tdma_adjust;
93 	bool pre_ps_tdma_on;
94 	bool cur_ps_tdma_on;
95 	bool pre_bt_auto_report;
96 	bool cur_bt_auto_report;
97 
98 	/* sw mechanism */
99 	bool pre_rf_rx_lpf_shrink;
100 	bool cur_rf_rx_lpf_shrink;
101 	u32 bt_rf0x1e_backup;
102 	bool pre_low_penalty_ra;
103 	bool cur_low_penalty_ra;
104 	bool pre_dac_swing_on;
105 	u32 pre_dac_swing_lvl;
106 	bool cur_dac_swing_on;
107 	u32 cur_dac_swing_lvl;
108 	bool pre_adc_back_off;
109 	bool cur_adc_back_off;
110 	bool pre_agc_table_en;
111 	bool cur_agc_table_en;
112 	u32 pre_val0x6c0;
113 	u32 cur_val0x6c0;
114 	u32 pre_val0x6c4;
115 	u32 cur_val0x6c4;
116 	u32 pre_val0x6c8;
117 	u32 cur_val0x6c8;
118 	u8 pre_val0x6cc;
119 	u8 cur_val0x6cc;
120 	bool limited_dig;
121 
122 	/* algorithm related */
123 	u8 pre_algorithm;
124 	u8 cur_algorithm;
125 	u8 bt_status;
126 	u8 wifi_chnl_info[3];
127 
128 	u8 pre_lps;
129 	u8 cur_lps;
130 	u8 pre_rpwm;
131 	u8 cur_rpwm;
132 
133 	bool is_switch_to_1dot5_ant;
134 	u8 switch_thres_offset;
135 };
136 
137 struct coex_sta_8723b_2ant {
138 	bool bt_link_exist;
139 	bool sco_exist;
140 	bool a2dp_exist;
141 	bool hid_exist;
142 	bool pan_exist;
143 	bool bt_abnormal_scan;
144 
145 	bool under_lps;
146 	bool under_ips;
147 	u32 high_priority_tx;
148 	u32 high_priority_rx;
149 	u32 low_priority_tx;
150 	u32 low_priority_rx;
151 	u8 bt_rssi;
152 	bool bt_tx_rx_mask;
153 	u8 pre_bt_rssi_state;
154 	u8 pre_wifi_rssi_state[4];
155 	bool c2h_bt_info_req_sent;
156 	u8 bt_info_c2h[BT_INFO_SRC_8723B_2ANT_MAX][10];
157 	u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_2ANT_MAX];
158 	bool c2h_bt_inquiry_page;
159 	bool c2h_bt_remote_name_req;
160 	u8 bt_retry_cnt;
161 	u8 bt_info_ext;
162 	u32 pop_event_cnt;
163 	u8 scan_ap_num;
164 
165 	u32 crc_ok_cck;
166 	u32 crc_ok_11g;
167 	u32 crc_ok_11n;
168 	u32 crc_ok_11n_agg;
169 
170 	u32 crc_err_cck;
171 	u32 crc_err_11g;
172 	u32 crc_err_11n;
173 	u32 crc_err_11n_agg;
174 	bool force_lps_on;
175 
176 	u8 dis_ver_info_cnt;
177 
178 	u8 a2dp_bit_pool;
179 };
180 
181 /*********************************************************************
182  * The following is interface which will notify coex module.
183  *********************************************************************/
184 void ex_btc8723b2ant_init_hwconfig(struct btc_coexist *btcoexist);
185 void ex_btc8723b2ant_init_coex_dm(struct btc_coexist *btcoexist);
186 void ex_btc8723b2ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
187 void ex_btc8723b2ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
188 void ex_btc8723b2ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
189 void ex_btc8723b2ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
190 void ex_btc8723b2ant_media_status_notify(struct btc_coexist *btcoexist,
191 					 u8 type);
192 void ex_btc8723b2ant_special_packet_notify(struct btc_coexist *btcoexist,
193 					   u8 type);
194 void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist,
195 				    u8 *tmpbuf, u8 length);
196 void ex_btc8723b2ant_halt_notify(struct btc_coexist *btcoexist);
197 void ex_btc8723b2ant_periodical(struct btc_coexist *btcoexist);
198 void ex_btc8723b2ant_display_coex_info(struct btc_coexist *btcoexist,
199 				       struct seq_file *m);
200 void ex_btc8723b2ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state);
201 void ex_btc8723b2ant_pre_load_firmware(struct btc_coexist *btcoexist);
202 void ex_btc8723b2ant_power_on_setting(struct btc_coexist *btcoexist);
203 
204 #endif
205