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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
12enum {
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
28enum {
29 WILC_SET_CFG = 0,
30 WILC_GET_CFG
31};
32
33#define WILC_MAX_ASSOC_RESP_FRAME_SIZE 256
34
35struct rf_info {
36 u8 link_speed;
37 s8 rssi;
38 u32 tx_cnt;
39 u32 rx_cnt;
40 u32 tx_fail_cnt;
41};
42
43enum host_if_state {
44 HOST_IF_IDLE = 0,
45 HOST_IF_SCANNING = 1,
46 HOST_IF_CONNECTING = 2,
47 HOST_IF_WAITING_CONN_RESP = 3,
48 HOST_IF_CONNECTED = 4,
49 HOST_IF_P2P_LISTEN = 5,
50 HOST_IF_FORCE_32BIT = 0xFFFFFFFF
51};
52
53struct cfg_param_attr {
54 u32 flag;
55 u16 short_retry_limit;
56 u16 long_retry_limit;
57 u16 frag_threshold;
58 u16 rts_threshold;
59};
60
61enum cfg_param {
62 WILC_CFG_PARAM_RETRY_SHORT = BIT(0),
63 WILC_CFG_PARAM_RETRY_LONG = BIT(1),
64 WILC_CFG_PARAM_FRAG_THRESHOLD = BIT(2),
65 WILC_CFG_PARAM_RTS_THRESHOLD = BIT(3)
66};
67
68enum scan_event {
69 SCAN_EVENT_NETWORK_FOUND = 0,
70 SCAN_EVENT_DONE = 1,
71 SCAN_EVENT_ABORTED = 2,
72 SCAN_EVENT_FORCE_32BIT = 0xFFFFFFFF
73};
74
75enum conn_event {
76 CONN_DISCONN_EVENT_CONN_RESP = 0,
77 CONN_DISCONN_EVENT_DISCONN_NOTIF = 1,
78 CONN_DISCONN_EVENT_FORCE_32BIT = 0xFFFFFFFF
79};
80
81enum {
82 WILC_HIF_SDIO = 0,
83 WILC_HIF_SPI = BIT(0)
84};
85
86enum {
87 WILC_MAC_STATUS_INIT = -1,
88 WILC_MAC_STATUS_DISCONNECTED = 0,
89 WILC_MAC_STATUS_CONNECTED = 1
90};
91
92struct wilc_rcvd_net_info {
93 s8 rssi;
94 u8 ch;
95 u16 frame_len;
96 struct ieee80211_mgmt *mgmt;
97};
98
99struct wilc_user_scan_req {
100 void (*scan_result)(enum scan_event evt,
101 struct wilc_rcvd_net_info *info, void *priv);
102 void *arg;
103 u32 ch_cnt;
104};
105
106struct wilc_conn_info {
107 u8 bssid[ETH_ALEN];
108 u8 security;
109 enum authtype auth_type;
110 u8 ch;
111 u8 *req_ies;
112 size_t req_ies_len;
113 u8 *resp_ies;
114 u16 resp_ies_len;
115 u16 status;
116 void (*conn_result)(enum conn_event evt, u8 status, void *priv_data);
117 void *arg;
118 void *param;
119};
120
121struct wilc_remain_ch {
122 u16 ch;
123 u32 duration;
124 void (*expired)(void *priv, u64 cookie);
125 void *arg;
126 u32 cookie;
127};
128
129struct wilc;
130struct host_if_drv {
131 struct wilc_user_scan_req usr_scan_req;
132 struct wilc_conn_info conn_info;
133 struct wilc_remain_ch remain_on_ch;
134 u64 p2p_timeout;
135
136 enum host_if_state hif_state;
137
138 u8 assoc_bssid[ETH_ALEN];
139
140 struct timer_list scan_timer;
141 struct wilc_vif *scan_timer_vif;
142
143 struct timer_list connect_timer;
144 struct wilc_vif *connect_timer_vif;
145
146 struct timer_list remain_on_ch_timer;
147 struct wilc_vif *remain_on_ch_timer_vif;
148
149 bool ifc_up;
150 u8 assoc_resp[WILC_MAX_ASSOC_RESP_FRAME_SIZE];
151};
152
153struct wilc_vif;
154int wilc_remove_wep_key(struct wilc_vif *vif, u8 index);
155int wilc_set_wep_default_keyid(struct wilc_vif *vif, u8 index);
156int wilc_add_wep_key_bss_sta(struct wilc_vif *vif, const u8 *key, u8 len,
157 u8 index);
158int wilc_add_wep_key_bss_ap(struct wilc_vif *vif, const u8 *key, u8 len,
159 u8 index, u8 mode, enum authtype auth_type);
160int wilc_add_ptk(struct wilc_vif *vif, const u8 *ptk, u8 ptk_key_len,
161 const u8 *mac_addr, const u8 *rx_mic, const u8 *tx_mic,
162 u8 mode, u8 cipher_mode, u8 index);
163s32 wilc_get_inactive_time(struct wilc_vif *vif, const u8 *mac,
164 u32 *out_val);
165int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
166 u8 index, u32 key_rsc_len, const u8 *key_rsc,
167 const u8 *rx_mic, const u8 *tx_mic, u8 mode,
168 u8 cipher_mode);
169int wilc_set_pmkid_info(struct wilc_vif *vif, struct wilc_pmkid_attr *pmkid);
170int wilc_get_mac_address(struct wilc_vif *vif, u8 *mac_addr);
171int wilc_set_join_req(struct wilc_vif *vif, u8 *bssid, const u8 *ies,
172 size_t ies_len);
173int wilc_disconnect(struct wilc_vif *vif);
174int wilc_set_mac_chnl_num(struct wilc_vif *vif, u8 channel);
175int wilc_get_rssi(struct wilc_vif *vif, s8 *rssi_level);
176int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
177 u8 *ch_freq_list, u8 ch_list_len,
178 void (*scan_result_fn)(enum scan_event,
179 struct wilc_rcvd_net_info *, void *),
180 void *user_arg, struct cfg80211_scan_request *request);
181int wilc_hif_set_cfg(struct wilc_vif *vif,
182 struct cfg_param_attr *cfg_param);
183int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler);
184int wilc_deinit(struct wilc_vif *vif);
185int wilc_add_beacon(struct wilc_vif *vif, u32 interval, u32 dtim_period,
186 struct cfg80211_beacon_data *params);
187int wilc_del_beacon(struct wilc_vif *vif);
188int wilc_add_station(struct wilc_vif *vif, const u8 *mac,
189 struct station_parameters *params);
190int wilc_del_allstation(struct wilc_vif *vif, u8 mac_addr[][ETH_ALEN]);
191int wilc_del_station(struct wilc_vif *vif, const u8 *mac_addr);
192int wilc_edit_station(struct wilc_vif *vif, const u8 *mac,
193 struct station_parameters *params);
194int wilc_set_power_mgmt(struct wilc_vif *vif, bool enabled, u32 timeout);
195int wilc_setup_multicast_filter(struct wilc_vif *vif, u32 enabled, u32 count,
196 u8 *mc_list);
197int wilc_remain_on_channel(struct wilc_vif *vif, u64 cookie,
198 u32 duration, u16 chan,
199 void (*expired)(void *, u64),
200 void *user_arg);
201int wilc_listen_state_expired(struct wilc_vif *vif, u64 cookie);
202void wilc_frame_register(struct wilc_vif *vif, u16 frame_type, bool reg);
203int wilc_set_operation_mode(struct wilc_vif *vif, int index, u8 mode,
204 u8 ifc_id);
205int wilc_get_statistics(struct wilc_vif *vif, struct rf_info *stats);
206int wilc_get_vif_idx(struct wilc_vif *vif);
207int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power);
208int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power);
209void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length);
210void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length);
211void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length);
212void *wilc_parse_join_bss_param(struct cfg80211_bss *bss,
213 struct cfg80211_crypto_settings *crypto);
214#endif