xref: /linux/drivers/net/wireless/microchip/wilc1000/hif.h (revision 24168c5e6dfbdd5b414f048f47f75d64533296ca)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries
4  * All rights reserved.
5  */
6 
7 #ifndef WILC_HIF_H
8 #define WILC_HIF_H
9 #include <linux/ieee80211.h>
10 #include "wlan_if.h"
11 
12 enum {
13 	WILC_IDLE_MODE = 0x0,
14 	WILC_AP_MODE = 0x1,
15 	WILC_STATION_MODE = 0x2,
16 	WILC_GO_MODE = 0x3,
17 	WILC_CLIENT_MODE = 0x4
18 };
19 
20 #define WILC_MAX_NUM_PROBED_SSID		10
21 
22 #define WILC_TX_MIC_KEY_LEN			8
23 #define WILC_RX_MIC_KEY_LEN			8
24 
25 #define WILC_ADD_STA_LENGTH			40
26 #define WILC_NUM_CONCURRENT_IFC			2
27 
28 enum {
29 	WILC_SET_CFG = 0,
30 	WILC_GET_CFG
31 };
32 
33 struct rf_info {
34 	u8 link_speed;
35 	s8 rssi;
36 	u32 tx_cnt;
37 	u32 rx_cnt;
38 	u32 tx_fail_cnt;
39 };
40 
41 enum host_if_state {
42 	HOST_IF_IDLE			= 0,
43 	HOST_IF_SCANNING		= 1,
44 	HOST_IF_CONNECTING		= 2,
45 	HOST_IF_WAITING_CONN_RESP	= 3,
46 	HOST_IF_CONNECTED		= 4,
47 	HOST_IF_P2P_LISTEN		= 5,
48 	HOST_IF_EXTERNAL_AUTH           = 6,
49 	HOST_IF_FORCE_32BIT		= 0xFFFFFFFF
50 };
51 
52 struct cfg_param_attr {
53 	u32 flag;
54 	u16 short_retry_limit;
55 	u16 long_retry_limit;
56 	u16 frag_threshold;
57 	u16 rts_threshold;
58 };
59 
60 enum cfg_param {
61 	WILC_CFG_PARAM_RETRY_SHORT = BIT(0),
62 	WILC_CFG_PARAM_RETRY_LONG = BIT(1),
63 	WILC_CFG_PARAM_FRAG_THRESHOLD = BIT(2),
64 	WILC_CFG_PARAM_RTS_THRESHOLD = BIT(3)
65 };
66 
67 enum scan_event {
68 	SCAN_EVENT_NETWORK_FOUND	= 0,
69 	SCAN_EVENT_DONE			= 1,
70 	SCAN_EVENT_ABORTED		= 2,
71 	SCAN_EVENT_FORCE_32BIT		= 0xFFFFFFFF
72 };
73 
74 enum conn_event {
75 	CONN_DISCONN_EVENT_CONN_RESP		= 0,
76 	CONN_DISCONN_EVENT_DISCONN_NOTIF	= 1,
77 	CONN_DISCONN_EVENT_FORCE_32BIT		= 0xFFFFFFFF
78 };
79 
80 enum {
81 	WILC_HIF_SDIO = 0,
82 	WILC_HIF_SPI = BIT(0)
83 };
84 
85 enum {
86 	WILC_MAC_STATUS_INIT = -1,
87 	WILC_MAC_STATUS_DISCONNECTED = 0,
88 	WILC_MAC_STATUS_CONNECTED = 1
89 };
90 
91 struct wilc_rcvd_net_info {
92 	s8 rssi;
93 	u8 ch;
94 	u16 frame_len;
95 	struct ieee80211_mgmt *mgmt;
96 };
97 
98 struct wilc_priv;
99 struct wilc_user_scan_req {
100 	void (*scan_result)(enum scan_event evt,
101 			    struct wilc_rcvd_net_info *info,
102 			    struct wilc_priv *priv);
103 	struct wilc_priv *priv;
104 	u32 ch_cnt;
105 };
106 
107 struct wilc_join_bss_param;
108 struct wilc_conn_info {
109 	u8 bssid[ETH_ALEN];
110 	u8 security;
111 	enum authtype auth_type;
112 	enum mfptype mfp_type;
113 	u8 *req_ies;
114 	size_t req_ies_len;
115 	u8 *resp_ies;
116 	u16 resp_ies_len;
117 	u16 status;
118 	void (*conn_result)(enum conn_event evt, u8 status,
119 			    struct wilc_priv *priv);
120 	struct wilc_priv *priv;
121 	struct wilc_join_bss_param *param;
122 };
123 
124 struct wilc_vif;
125 struct wilc_remain_ch {
126 	u16 ch;
127 	void (*expired)(struct wilc_vif *vif, u64 cookie);
128 	struct wilc_vif *vif;
129 	u64 cookie;
130 };
131 
132 struct wilc;
133 struct host_if_drv {
134 	struct wilc_user_scan_req usr_scan_req;
135 	struct wilc_conn_info conn_info;
136 	struct wilc_remain_ch remain_on_ch;
137 	u64 p2p_timeout;
138 
139 	enum host_if_state hif_state;
140 
141 	u8 assoc_bssid[ETH_ALEN];
142 
143 	struct timer_list scan_timer;
144 	struct wilc_vif *scan_timer_vif;
145 
146 	struct timer_list connect_timer;
147 	struct wilc_vif *connect_timer_vif;
148 
149 	struct timer_list remain_on_ch_timer;
150 	struct wilc_vif *remain_on_ch_timer_vif;
151 
152 	bool ifc_up;
153 	u8 assoc_resp[WILC_MAX_ASSOC_RESP_FRAME_SIZE];
154 };
155 
156 int wilc_add_ptk(struct wilc_vif *vif, const u8 *ptk, u8 ptk_key_len,
157 		 const u8 *mac_addr, const u8 *rx_mic, const u8 *tx_mic,
158 		 u8 mode, u8 cipher_mode, u8 index);
159 int wilc_add_igtk(struct wilc_vif *vif, const u8 *igtk, u8 igtk_key_len,
160 		  const u8 *pn, u8 pn_len, const u8 *mac_addr, u8 mode,
161 		  u8 index);
162 s32 wilc_get_inactive_time(struct wilc_vif *vif, const u8 *mac,
163 			   u32 *out_val);
164 int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
165 		    u8 index, u32 key_rsc_len, const u8 *key_rsc,
166 		    const u8 *rx_mic, const u8 *tx_mic, u8 mode,
167 		    u8 cipher_mode);
168 int wilc_set_pmkid_info(struct wilc_vif *vif, struct wilc_pmkid_attr *pmkid);
169 int wilc_get_mac_address(struct wilc_vif *vif, u8 *mac_addr);
170 int wilc_set_mac_address(struct wilc_vif *vif, u8 *mac_addr);
171 int wilc_set_join_req(struct wilc_vif *vif, u8 *bssid, const u8 *ies,
172 		      size_t ies_len);
173 int wilc_disconnect(struct wilc_vif *vif);
174 int wilc_set_mac_chnl_num(struct wilc_vif *vif, u8 channel);
175 int wilc_get_rssi(struct wilc_vif *vif, s8 *rssi_level);
176 int wilc_scan(struct wilc_vif *vif, u8 scan_source,
177 	      u8 scan_type, u8 *ch_freq_list,
178 	      void (*scan_result_fn)(enum scan_event,
179 				     struct wilc_rcvd_net_info *,
180 				     struct wilc_priv *),
181 	      struct cfg80211_scan_request *request);
182 int wilc_hif_set_cfg(struct wilc_vif *vif,
183 		     struct cfg_param_attr *cfg_param);
184 int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler);
185 int wilc_deinit(struct wilc_vif *vif);
186 int wilc_add_beacon(struct wilc_vif *vif, u32 interval, u32 dtim_period,
187 		    struct cfg80211_beacon_data *params);
188 int wilc_del_beacon(struct wilc_vif *vif);
189 int wilc_add_station(struct wilc_vif *vif, const u8 *mac,
190 		     struct station_parameters *params);
191 int wilc_del_allstation(struct wilc_vif *vif, u8 mac_addr[][ETH_ALEN]);
192 int wilc_del_station(struct wilc_vif *vif, const u8 *mac_addr);
193 int wilc_edit_station(struct wilc_vif *vif, const u8 *mac,
194 		      struct station_parameters *params);
195 int wilc_set_power_mgmt(struct wilc_vif *vif, bool enabled, u32 timeout);
196 int wilc_setup_multicast_filter(struct wilc_vif *vif, u32 enabled, u32 count,
197 				u8 *mc_list);
198 int wilc_remain_on_channel(struct wilc_vif *vif, u64 cookie, u16 chan,
199 			   void (*expired)(struct wilc_vif *, u64));
200 int wilc_listen_state_expired(struct wilc_vif *vif, u64 cookie);
201 void wilc_frame_register(struct wilc_vif *vif, u16 frame_type, bool reg);
202 int wilc_set_operation_mode(struct wilc_vif *vif, int index, u8 mode,
203 			    u8 ifc_id);
204 int wilc_get_statistics(struct wilc_vif *vif, struct rf_info *stats);
205 int wilc_get_vif_idx(struct wilc_vif *vif);
206 int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power);
207 int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power);
208 void wilc_set_wowlan_trigger(struct wilc_vif *vif, bool enabled);
209 int wilc_set_external_auth_param(struct wilc_vif *vif,
210 				 struct cfg80211_external_auth_params *param);
211 void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length);
212 void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length);
213 void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length);
214 struct wilc_join_bss_param *
215 wilc_parse_join_bss_param(struct cfg80211_bss *bss,
216 			  struct cfg80211_crypto_settings *crypto);
217 int wilc_set_default_mgmt_key_index(struct wilc_vif *vif, u8 index);
218 void wilc_handle_disconnect(struct wilc_vif *vif);
219 
220 #endif
221