1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 2012  Realtek Corporation.*/
3
4/*===========================================
5 * The following is for 8821A 1ANT BT Co-exist definition
6 *===========================================
7 */
8#define	BT_INFO_8821A_1ANT_B_FTP	BIT7
9#define	BT_INFO_8821A_1ANT_B_A2DP	BIT6
10#define	BT_INFO_8821A_1ANT_B_HID	BIT5
11#define	BT_INFO_8821A_1ANT_B_SCO_BUSY	BIT4
12#define	BT_INFO_8821A_1ANT_B_ACL_BUSY	BIT3
13#define	BT_INFO_8821A_1ANT_B_INQ_PAGE	BIT2
14#define	BT_INFO_8821A_1ANT_B_SCO_ESCO	BIT1
15#define	BT_INFO_8821A_1ANT_B_CONNECTION	BIT0
16
17#define	BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(_BT_INFO_EXT_)	\
18		(((_BT_INFO_EXT_&BIT0)) ? true : false)
19
20#define	BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT		2
21
22enum _BT_INFO_SRC_8821A_1ANT {
23	BT_INFO_SRC_8821A_1ANT_WIFI_FW			= 0x0,
24	BT_INFO_SRC_8821A_1ANT_BT_RSP			= 0x1,
25	BT_INFO_SRC_8821A_1ANT_BT_ACTIVE_SEND		= 0x2,
26	BT_INFO_SRC_8821A_1ANT_MAX
27};
28
29enum _BT_8821A_1ANT_BT_STATUS {
30	BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE		= 0x0,
31	BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE			= 0x1,
32	BT_8821A_1ANT_BT_STATUS_INQ_PAGE			= 0x2,
33	BT_8821A_1ANT_BT_STATUS_ACL_BUSY			= 0x3,
34	BT_8821A_1ANT_BT_STATUS_SCO_BUSY			= 0x4,
35	BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY			= 0x5,
36	BT_8821A_1ANT_BT_STATUS_MAX
37};
38
39enum _BT_8821A_1ANT_WIFI_STATUS {
40	BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_IDLE		= 0x0,
41	BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN	= 0x1,
42	BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN		= 0x2,
43	BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT		= 0x3,
44	BT_8821A_1ANT_WIFI_STATUS_CONNECTED_IDLE		= 0x4,
45	BT_8821A_1ANT_WIFI_STATUS_CONNECTED_BUSY		= 0x5,
46	BT_8821A_1ANT_WIFI_STATUS_MAX
47};
48
49enum BT_8821A_1ANT_COEX_ALGO {
50	BT_8821A_1ANT_COEX_ALGO_UNDEFINED		= 0x0,
51	BT_8821A_1ANT_COEX_ALGO_SCO			= 0x1,
52	BT_8821A_1ANT_COEX_ALGO_HID			= 0x2,
53	BT_8821A_1ANT_COEX_ALGO_A2DP			= 0x3,
54	BT_8821A_1ANT_COEX_ALGO_A2DP_PANHS		= 0x4,
55	BT_8821A_1ANT_COEX_ALGO_PANEDR			= 0x5,
56	BT_8821A_1ANT_COEX_ALGO_PANHS			= 0x6,
57	BT_8821A_1ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,
58	BT_8821A_1ANT_COEX_ALGO_PANEDR_HID		= 0x8,
59	BT_8821A_1ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,
60	BT_8821A_1ANT_COEX_ALGO_HID_A2DP		= 0xa,
61	BT_8821A_1ANT_COEX_ALGO_MAX			= 0xb,
62};
63
64struct coex_dm_8821a_1ant {
65	/* fw mechanism */
66	bool	cur_ignore_wlan_act;
67	bool	pre_ignore_wlan_act;
68	u8	pre_ps_tdma;
69	u8	cur_ps_tdma;
70	u8	ps_tdma_para[5];
71	u8	tdma_adj_type;
72	bool	auto_tdma_adjust;
73	bool	pre_ps_tdma_on;
74	bool	cur_ps_tdma_on;
75	bool	pre_bt_auto_report;
76	bool	cur_bt_auto_report;
77	u8	pre_lps;
78	u8	cur_lps;
79	u8	pre_rpwm;
80	u8	cur_rpwm;
81
82	/* sw mechanism */
83	bool	pre_low_penalty_ra;
84	bool	cur_low_penalty_ra;
85	u32	pre_val_0x6c0;
86	u32	cur_val_0x6c0;
87	u32	pre_val_0x6c4;
88	u32	cur_val_0x6c4;
89	u32	pre_val_0x6c8;
90	u32	cur_val_0x6c8;
91	u8	pre_val_0x6cc;
92	u8	cur_val_0x6cc;
93	/* Auto Rate Fallback Retry cnt */
94	u32	backup_arfr_cnt1;
95	/* Auto Rate Fallback Retry cnt */
96	u32	backup_arfr_cnt2;
97	u16	backup_retry_limit;
98	u8	backup_ampdu_max_time;
99
100	/* algorithm related */
101	u8	pre_algorithm;
102	u8	cur_algorithm;
103	u8	bt_status;
104	u8	wifi_chnl_info[3];
105
106	u32	pre_ra_mask;
107	u32	cur_ra_mask;
108	u8	pre_arfr_type;
109	u8	cur_arfr_type;
110	u8	pre_retry_limit_type;
111	u8	cur_retry_limit_type;
112	u8	pre_ampdu_time_type;
113	u8	cur_ampdu_time_type;
114	u32	arp_cnt;
115
116	u8	error_condition;
117};
118
119struct coex_sta_8821a_1ant {
120	bool	bt_disabled;
121	bool	bt_link_exist;
122	bool	sco_exist;
123	bool	a2dp_exist;
124	bool	hid_exist;
125	bool	pan_exist;
126
127	bool	under_lps;
128	bool	under_ips;
129	u32	special_pkt_period_cnt;
130	u32	high_priority_tx;
131	u32	high_priority_rx;
132	u32	low_priority_tx;
133	u32	low_priority_rx;
134	u8	bt_rssi;
135	bool	bt_tx_rx_mask;
136	u8	pre_bt_rssi_state;
137	u8	pre_wifi_rssi_state[4];
138	bool	c2h_bt_info_req_sent;
139	u8	bt_info_c2h[BT_INFO_SRC_8821A_1ANT_MAX][10];
140	u32	bt_info_c2h_cnt[BT_INFO_SRC_8821A_1ANT_MAX];
141	bool	c2h_bt_inquiry_page;
142	bool	wifi_is_high_pri_task;
143	u8	bt_retry_cnt;
144	u8	bt_info_ext;
145};
146
147/*===========================================
148 * The following is interface which will notify coex module.
149 *===========================================
150 */
151void ex_btc8821a1ant_init_hwconfig(struct btc_coexist *btcoexist,
152				   bool wifi_only);
153void ex_btc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist);
154void ex_btc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
155void ex_btc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
156void ex_btc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
157void ex_btc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
158void ex_btc8821a1ant_media_status_notify(struct btc_coexist *btcoexist,
159					 u8 type);
160void ex_btc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist,
161					   u8 type);
162void ex_btc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist,
163				    u8 *tmpbuf, u8 length);
164void ex_btc8821a1ant_halt_notify(struct btc_coexist *btcoexist);
165void ex_btc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnpstate);
166void ex_btc8821a1ant_periodical(struct btc_coexist *btcoexist);
167void ex_btc8821a1ant_display_coex_info(struct btc_coexist *btcoexist,
168				       struct seq_file *m);
169void ex_btc8821a1ant_dbg_control(struct btc_coexist *btcoexist, u8 op_code,
170				 u8 op_len, u8 *data);
171void ex_btc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state);
172