root/drivers/net/wireless/microchip/wilc1000/hif.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries
 * All rights reserved.
 */

#ifndef WILC_HIF_H
#define WILC_HIF_H
#include <linux/ieee80211.h>
#include "wlan_if.h"

enum {
        WILC_IDLE_MODE = 0x0,
        WILC_AP_MODE = 0x1,
        WILC_STATION_MODE = 0x2,
        WILC_GO_MODE = 0x3,
        WILC_CLIENT_MODE = 0x4
};

#define WILC_MAX_NUM_PROBED_SSID                10

#define WILC_TX_MIC_KEY_LEN                     8
#define WILC_RX_MIC_KEY_LEN                     8

#define WILC_ADD_STA_LENGTH                     40
#define WILC_NUM_CONCURRENT_IFC                 2

enum {
        WILC_SET_CFG = 0,
        WILC_GET_CFG
};

struct rf_info {
        u8 link_speed;
        s8 rssi;
        u32 tx_cnt;
        u32 rx_cnt;
        u32 tx_fail_cnt;
};

enum host_if_state {
        HOST_IF_IDLE                    = 0,
        HOST_IF_SCANNING                = 1,
        HOST_IF_CONNECTING              = 2,
        HOST_IF_WAITING_CONN_RESP       = 3,
        HOST_IF_CONNECTED               = 4,
        HOST_IF_P2P_LISTEN              = 5,
        HOST_IF_EXTERNAL_AUTH           = 6,
        HOST_IF_FORCE_32BIT             = 0xFFFFFFFF
};

struct cfg_param_attr {
        u32 flag;
        u16 short_retry_limit;
        u16 long_retry_limit;
        u16 frag_threshold;
        u16 rts_threshold;
};

enum cfg_param {
        WILC_CFG_PARAM_RETRY_SHORT = BIT(0),
        WILC_CFG_PARAM_RETRY_LONG = BIT(1),
        WILC_CFG_PARAM_FRAG_THRESHOLD = BIT(2),
        WILC_CFG_PARAM_RTS_THRESHOLD = BIT(3)
};

enum scan_event {
        SCAN_EVENT_NETWORK_FOUND        = 0,
        SCAN_EVENT_DONE                 = 1,
        SCAN_EVENT_ABORTED              = 2,
        SCAN_EVENT_FORCE_32BIT          = 0xFFFFFFFF
};

enum conn_event {
        CONN_DISCONN_EVENT_CONN_RESP            = 0,
        CONN_DISCONN_EVENT_DISCONN_NOTIF        = 1,
        CONN_DISCONN_EVENT_FORCE_32BIT          = 0xFFFFFFFF
};

enum {
        WILC_HIF_SDIO = 0,
        WILC_HIF_SPI = BIT(0)
};

enum {
        WILC_MAC_STATUS_INIT = -1,
        WILC_MAC_STATUS_DISCONNECTED = 0,
        WILC_MAC_STATUS_CONNECTED = 1
};

struct wilc_rcvd_net_info {
        s8 rssi;
        u8 ch;
        u16 frame_len;
        struct ieee80211_mgmt *mgmt;
};

struct wilc_priv;
struct wilc_user_scan_req {
        void (*scan_result)(enum scan_event evt,
                            struct wilc_rcvd_net_info *info,
                            struct wilc_priv *priv);
        struct wilc_priv *priv;
        u32 ch_cnt;
};

struct wilc_join_bss_param;
struct wilc_conn_info {
        u8 bssid[ETH_ALEN];
        u8 security;
        enum authtype auth_type;
        enum mfptype mfp_type;
        u8 *req_ies;
        size_t req_ies_len;
        u8 *resp_ies;
        u16 resp_ies_len;
        u16 status;
        void (*conn_result)(enum conn_event evt, u8 status,
                            struct wilc_priv *priv);
        struct wilc_priv *priv;
        struct wilc_join_bss_param *param;
};

struct wilc_vif;
struct wilc_remain_ch {
        u16 ch;
        void (*expired)(struct wilc_vif *vif, u64 cookie);
        struct wilc_vif *vif;
        u64 cookie;
};

struct wilc;
struct host_if_drv {
        struct wilc_user_scan_req usr_scan_req;
        struct wilc_conn_info conn_info;
        struct wilc_remain_ch remain_on_ch;
        u64 p2p_timeout;

        enum host_if_state hif_state;

        u8 assoc_bssid[ETH_ALEN];

        struct timer_list scan_timer;
        struct wilc_vif *scan_timer_vif;

        struct timer_list connect_timer;
        struct wilc_vif *connect_timer_vif;

        struct timer_list remain_on_ch_timer;
        struct wilc_vif *remain_on_ch_timer_vif;

        bool ifc_up;
        u8 assoc_resp[WILC_MAX_ASSOC_RESP_FRAME_SIZE];
};

int wilc_add_ptk(struct wilc_vif *vif, const u8 *ptk, u8 ptk_key_len,
                 const u8 *mac_addr, const u8 *rx_mic, const u8 *tx_mic,
                 u8 mode, u8 cipher_mode, u8 index);
int wilc_add_igtk(struct wilc_vif *vif, const u8 *igtk, u8 igtk_key_len,
                  const u8 *pn, u8 pn_len, const u8 *mac_addr, u8 mode,
                  u8 index);
s32 wilc_get_inactive_time(struct wilc_vif *vif, const u8 *mac,
                           u32 *out_val);
int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
                    u8 index, u32 key_rsc_len, const u8 *key_rsc,
                    const u8 *rx_mic, const u8 *tx_mic, u8 mode,
                    u8 cipher_mode);
int wilc_set_pmkid_info(struct wilc_vif *vif, struct wilc_pmkid_attr *pmkid);
int wilc_get_mac_address(struct wilc_vif *vif, u8 *mac_addr);
int wilc_set_mac_address(struct wilc_vif *vif, const u8 *mac_addr);
int wilc_set_join_req(struct wilc_vif *vif, u8 *bssid, const u8 *ies,
                      size_t ies_len);
int wilc_disconnect(struct wilc_vif *vif);
int wilc_set_mac_chnl_num(struct wilc_vif *vif, u8 channel);
int wilc_get_rssi(struct wilc_vif *vif, s8 *rssi_level);
int wilc_scan(struct wilc_vif *vif, u8 scan_source,
              u8 scan_type, u8 *ch_freq_list,
              void (*scan_result_fn)(enum scan_event,
                                     struct wilc_rcvd_net_info *,
                                     struct wilc_priv *),
              struct cfg80211_scan_request *request);
int wilc_hif_set_cfg(struct wilc_vif *vif,
                     struct cfg_param_attr *cfg_param);
int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler);
int wilc_deinit(struct wilc_vif *vif);
int wilc_add_beacon(struct wilc_vif *vif, u32 interval, u32 dtim_period,
                    struct cfg80211_beacon_data *params);
int wilc_del_beacon(struct wilc_vif *vif);
int wilc_add_station(struct wilc_vif *vif, const u8 *mac,
                     struct station_parameters *params);
int wilc_del_allstation(struct wilc_vif *vif, u8 mac_addr[][ETH_ALEN]);
int wilc_del_station(struct wilc_vif *vif, const u8 *mac_addr);
int wilc_edit_station(struct wilc_vif *vif, const u8 *mac,
                      struct station_parameters *params);
int wilc_set_power_mgmt(struct wilc_vif *vif, bool enabled, u32 timeout);
int wilc_setup_multicast_filter(struct wilc_vif *vif, u32 enabled, u32 count,
                                u8 *mc_list);
int wilc_remain_on_channel(struct wilc_vif *vif, u64 cookie, u16 chan,
                           void (*expired)(struct wilc_vif *, u64));
int wilc_listen_state_expired(struct wilc_vif *vif, u64 cookie);
void wilc_frame_register(struct wilc_vif *vif, u16 frame_type, bool reg);
int wilc_set_operation_mode(struct wilc_vif *vif, int index, u8 mode,
                            u8 ifc_id);
int wilc_get_statistics(struct wilc_vif *vif, struct rf_info *stats);
int wilc_get_vif_idx(struct wilc_vif *vif);
int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power);
int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power);
void wilc_set_wowlan_trigger(struct wilc_vif *vif, bool enabled);
int wilc_set_external_auth_param(struct wilc_vif *vif,
                                 struct cfg80211_external_auth_params *param);
void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length);
void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length);
void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length);
struct wilc_join_bss_param *
wilc_parse_join_bss_param(struct cfg80211_bss *bss,
                          struct cfg80211_crypto_settings *crypto);
int wilc_set_default_mgmt_key_index(struct wilc_vif *vif, u8 index);
void wilc_handle_disconnect(struct wilc_vif *vif);

#endif