xref: /OK3568_Linux_fs/external/rkwifibt/drivers/rtl8852be/phl/phl_ecsa.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /******************************************************************************
2*4882a593Smuzhiyun  *
3*4882a593Smuzhiyun  * Copyright(c) 2020 Realtek Corporation.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or modify it
6*4882a593Smuzhiyun  * under the terms of version 2 of the GNU General Public License as
7*4882a593Smuzhiyun  * published by the Free Software Foundation.
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * This program is distributed in the hope that it will be useful, but WITHOUT
10*4882a593Smuzhiyun  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12*4882a593Smuzhiyun  * more details.
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  *****************************************************************************/
15*4882a593Smuzhiyun #ifndef _PHL_ECSA_H_
16*4882a593Smuzhiyun #define _PHL_ECSA_H_
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #define ECSA_UPDATE_BCN_BEFORE_TBTT 25 /* unit: TU */
19*4882a593Smuzhiyun #define ECSA_UPDATE_BCN_BEFORE_TBTT_US (ECSA_UPDATE_BCN_BEFORE_TBTT * TU)
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define ECSA_DEFAULT_CHANNEL_SWITCH_COUNT 10
22*4882a593Smuzhiyun #define ECSA_SWITCH_TIME_AFTER_LAST_COUNT_DOWN (10 * TU)
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #define IS_ECSA_TYPE_AP(_ecsa_ctrl) (_ecsa_ctrl->ecsa_param.ecsa_type == ECSA_TYPE_AP)
25*4882a593Smuzhiyun #define IS_ECSA_TYPE_STA(_ecsa_ctrl) (_ecsa_ctrl->ecsa_param.ecsa_type == ECSA_TYPE_STA)
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun enum phl_ecsa_state{
28*4882a593Smuzhiyun 	ECSA_STATE_NONE = 0,
29*4882a593Smuzhiyun 	ECSA_STATE_WAIT_DELAY = 1,
30*4882a593Smuzhiyun 	ECSA_STATE_START,
31*4882a593Smuzhiyun 	ECSA_STATE_UPDATE_FIRST_BCN_DONE,
32*4882a593Smuzhiyun 	ECSA_STATE_COUNT_DOWN,
33*4882a593Smuzhiyun 	ECSA_STATE_SWITCH,
34*4882a593Smuzhiyun 	ECSA_STATE_DONE
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun struct phl_ecsa_ctrl_t{
38*4882a593Smuzhiyun 	enum phl_ecsa_state state;
39*4882a593Smuzhiyun 	struct rtw_phl_com_t *phl_com;
40*4882a593Smuzhiyun 	struct rtw_wifi_role_t *role;
41*4882a593Smuzhiyun 	struct rtw_phl_ecsa_param ecsa_param;
42*4882a593Smuzhiyun 	struct rtw_phl_ecsa_ops ops;
43*4882a593Smuzhiyun 	_os_timer timer;
44*4882a593Smuzhiyun 	_os_lock lock;
45*4882a593Smuzhiyun 	u32 expected_tbtt_ms;
46*4882a593Smuzhiyun 	u32 req_hdl;
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #ifdef CONFIG_PHL_ECSA
50*4882a593Smuzhiyun enum rtw_phl_status phl_ecsa_ctrl_init(struct phl_info_t *phl_info);
51*4882a593Smuzhiyun void phl_ecsa_ctrl_deinit(struct phl_info_t *phl_info);
52*4882a593Smuzhiyun #else
53*4882a593Smuzhiyun #define phl_ecsa_ctrl_init(_phl_info) RTW_PHL_STATUS_SUCCESS
54*4882a593Smuzhiyun #define phl_ecsa_ctrl_deinit(_phl_info)
55*4882a593Smuzhiyun #endif /* CONFIG_PHL_ECSA */
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #endif /*_PHL_ECSA_H_*/
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