/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Linux cfg80211 driver - Android related functions
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*
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* Copyright (C) 1999-2017, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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*
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* <<Broadcom-WL-IPTag/Open:>>
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*
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* $Id: wl_android.h 607319 2015-12-18 14:16:55Z $
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*/
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#ifndef _wl_android_
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#define _wl_android_
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#include <linux/module.h>
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#include <linux/netdevice.h>
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#include <wldev_common.h>
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#include <dngl_stats.h>
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#include <dhd.h>
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/* If any feature uses the Generic Netlink Interface, put it here to enable WL_GENL
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* automatically
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*/
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#if defined(BT_WIFI_HANDOVER)
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#define WL_GENL
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#endif
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typedef struct _android_wifi_priv_cmd {
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char *buf;
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int used_len;
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int total_len;
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} android_wifi_priv_cmd;
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#ifdef CONFIG_COMPAT
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typedef struct _compat_android_wifi_priv_cmd {
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compat_caddr_t buf;
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int used_len;
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int total_len;
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} compat_android_wifi_priv_cmd;
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#endif /* CONFIG_COMPAT */
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/**
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* Android platform dependent functions, feel free to add Android specific functions here
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* (save the macros in dhd). Please do NOT declare functions that are NOT exposed to dhd
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* or cfg, define them as static in wl_android.c
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*/
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/* message levels */
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#define ANDROID_ERROR_LEVEL (1 << 0)
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#define ANDROID_TRACE_LEVEL (1 << 1)
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#define ANDROID_INFO_LEVEL (1 << 2)
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#define ANDROID_SCAN_LEVEL (1 << 3)
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#define ANDROID_DBG_LEVEL (1 << 4)
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#define ANDROID_MSG_LEVEL (1 << 0)
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#define WL_MSG(name, arg1, args...) \
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do { \
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if (android_msg_level & ANDROID_MSG_LEVEL) { \
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printk(KERN_ERR "[dhd-%s] %s : " arg1, name, __func__, ## args); \
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} \
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} while (0)
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#define WL_MSG_PRINT_RATE_LIMIT_PERIOD 1000000000u /* 1s in units of ns */
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#define WL_MSG_RLMT(name, cmp, size, arg1, args...) \
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do { \
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if (android_msg_level & ANDROID_MSG_LEVEL) { \
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static uint64 __err_ts = 0; \
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static uint32 __err_cnt = 0; \
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uint64 __cur_ts = 0; \
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static uint8 static_tmp[size]; \
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__cur_ts = local_clock(); \
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if (__err_ts == 0 || (__cur_ts > __err_ts && \
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(__cur_ts - __err_ts > WL_MSG_PRINT_RATE_LIMIT_PERIOD)) || \
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memcmp(&static_tmp, cmp, size)) { \
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__err_ts = __cur_ts; \
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memcpy(static_tmp, cmp, size); \
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printk(KERN_ERR "[dhd-%s] %s : [%u times] " arg1, \
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name, __func__, __err_cnt, ## args); \
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__err_cnt = 0; \
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} else { \
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++__err_cnt; \
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} \
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} \
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} while (0)
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/**
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* wl_android_init will be called from module init function (dhd_module_init now), similarly
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* wl_android_exit will be called from module exit function (dhd_module_cleanup now)
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*/
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int wl_android_init(void);
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int wl_android_exit(void);
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void wl_android_post_init(void);
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int wl_android_wifi_on(struct net_device *dev);
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int wl_android_wifi_off(struct net_device *dev, bool on_failure);
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int wl_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);
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int wl_handle_private_cmd(struct net_device *net, char *command, u32 cmd_len);
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s32 wl_netlink_send_msg(int pid, int type, int seq, const void *data, size_t size);
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#ifdef WL_EXT_IAPSTA
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int wl_ext_iapsta_attach_netdev(struct net_device *net, int ifidx, uint8 bssidx);
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int wl_ext_iapsta_attach_name(struct net_device *net, int ifidx);
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int wl_ext_iapsta_dettach_netdev(struct net_device *net, int ifidx);
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int wl_ext_iapsta_update_net_device(struct net_device *net, int ifidx);
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#ifdef PROPTX_MAXCOUNT
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void wl_ext_update_wlfc_maxcount(struct dhd_pub *dhd);
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int wl_ext_get_wlfc_maxcount(struct dhd_pub *dhd, int ifidx);
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#endif /* PROPTX_MAXCOUNT */
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int wl_ext_iapsta_alive_preinit(struct net_device *dev);
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int wl_ext_iapsta_alive_postinit(struct net_device *dev);
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int wl_ext_iapsta_attach(dhd_pub_t *pub);
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void wl_ext_iapsta_dettach(dhd_pub_t *pub);
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#ifdef WL_CFG80211
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u32 wl_ext_iapsta_update_channel(dhd_pub_t *dhd, struct net_device *dev, u32 channel);
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void wl_ext_iapsta_update_iftype(struct net_device *net, int ifidx, int wl_iftype);
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bool wl_ext_iapsta_iftype_enabled(struct net_device *net, int wl_iftype);
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void wl_ext_iapsta_ifadding(struct net_device *net, int ifidx);
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bool wl_ext_iapsta_mesh_creating(struct net_device *net);
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#endif
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extern int op_mode;
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#endif
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typedef struct bcol_gtk_para {
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int enable;
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int ptk_len;
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char ptk[64];
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char replay[8];
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} bcol_gtk_para_t;
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#define ACS_FW_BIT (1<<0)
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#define ACS_DRV_BIT (1<<1)
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#if defined(WL_EXT_IAPSTA) || defined(USE_IW)
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typedef enum WL_EVENT_PRIO {
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PRIO_EVENT_IAPSTA,
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PRIO_EVENT_ESCAN,
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PRIO_EVENT_WEXT
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}wl_event_prio_t;
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s32 wl_ext_event_attach(struct net_device *dev, dhd_pub_t *dhdp);
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void wl_ext_event_dettach(dhd_pub_t *dhdp);
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int wl_ext_event_attach_netdev(struct net_device *net, int ifidx, uint8 bssidx);
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int wl_ext_event_dettach_netdev(struct net_device *net, int ifidx);
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int wl_ext_event_register(struct net_device *dev, dhd_pub_t *dhd,
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uint32 event, void *cb_func, void *data, wl_event_prio_t prio);
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void wl_ext_event_deregister(struct net_device *dev, dhd_pub_t *dhd,
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uint32 event, void *cb_func);
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void wl_ext_event_send(void *params, const wl_event_msg_t * e, void *data);
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#endif
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int wl_ext_autochannel(struct net_device *dev, uint acs, uint32 band);
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int wl_android_ext_priv_cmd(struct net_device *net, char *command, int total_len,
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int *bytes_written);
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void wl_ext_get_sec(struct net_device *dev, int ifmode, char *sec, int total_len);
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bool wl_ext_check_scan(struct net_device *dev, dhd_pub_t *dhdp);
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#if defined(WL_CFG80211) || defined(WL_ESCAN)
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void wl_ext_user_sync(struct dhd_pub *dhd, int ifidx, bool lock);
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bool wl_ext_event_complete(struct dhd_pub *dhd, int ifidx);
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#endif
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#if defined(WL_CFG80211)
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void wl_ext_bss_iovar_war(struct net_device *dev, s32 *val);
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#endif
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enum wl_ext_status {
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WL_EXT_STATUS_DISCONNECTING = 0,
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WL_EXT_STATUS_DISCONNECTED,
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WL_EXT_STATUS_SCAN,
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WL_EXT_STATUS_CONNECTING,
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WL_EXT_STATUS_CONNECTED,
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WL_EXT_STATUS_ADD_KEY,
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WL_EXT_STATUS_AP_ENABLED,
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WL_EXT_STATUS_DELETE_STA,
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WL_EXT_STATUS_STA_DISCONNECTED,
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WL_EXT_STATUS_STA_CONNECTED,
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WL_EXT_STATUS_AP_DISABLED
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};
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#if defined(WL_EXT_IAPSTA) && defined(WL_CFG80211)
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int wl_ext_in4way_sync(struct net_device *dev, uint action,
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enum wl_ext_status status, void *context);
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#endif /* WL_EXT_IAPSTA && WL_CFG80211 */
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#if defined(WL_EXT_IAPSTA) && defined(WL_WIRELESS_EXT)
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int wl_ext_in4way_sync_wext(struct net_device *dev, uint action,
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enum wl_ext_status status, void *context);
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#endif /* WL_EXT_IAPSTA && WL_WIRELESS_EXT */
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#if defined(WL_EXT_IAPSTA)
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void wl_ext_update_eapol_status(dhd_pub_t *dhd, int ifidx,
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uint eapol_status);
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#else
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static INLINE void wl_ext_update_eapol_status(dhd_pub_t *dhd, int ifidx,
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uint eapol_status) { }
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#endif /* WL_EXT_IAPSTA */
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typedef struct wl_conn_info {
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uint8 bssidx;
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wlc_ssid_t ssid;
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struct ether_addr bssid;
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uint16 channel;
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} wl_conn_info_t;
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#if defined(WL_WIRELESS_EXT)
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s32 wl_ext_connect(struct net_device *dev, wl_conn_info_t *conn_info);
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#endif /* defined(WL_WIRELESS_EXT) */
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0))
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#define strnicmp(str1, str2, len) strncasecmp((str1), (str2), (len))
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#endif
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/* hostap mac mode */
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#define MACLIST_MODE_DISABLED 0
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#define MACLIST_MODE_DENY 1
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#define MACLIST_MODE_ALLOW 2
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/* max number of assoc list */
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#define MAX_NUM_OF_ASSOCLIST 64
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/* Bandwidth */
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#define WL_CH_BANDWIDTH_20MHZ 20
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#define WL_CH_BANDWIDTH_40MHZ 40
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#define WL_CH_BANDWIDTH_80MHZ 80
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/* max number of mac filter list
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* restrict max number to 10 as maximum cmd string size is 255
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*/
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#define MAX_NUM_MAC_FILT 10
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#define WL_GET_BAND(ch) (((uint)(ch) <= CH_MAX_2G_CHANNEL) ? \
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WLC_BAND_2G : WLC_BAND_5G)
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int wl_android_set_ap_mac_list(struct net_device *dev, int macmode, struct maclist *maclist);
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/* terence:
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* BSSCACHE: Cache bss list
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* RSSAVG: Average RSSI of BSS list
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* RSSIOFFSET: RSSI offset
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* SORT_BSS_BY_RSSI: Sort BSS by RSSI
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*/
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//#define BSSCACHE
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//#define RSSIAVG
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//#define RSSIOFFSET
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//#define RSSIOFFSET_NEW
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//#define SORT_BSS_BY_RSSI
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#define RSSI_MAXVAL -2
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#define RSSI_MINVAL -200
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#if defined(ESCAN_RESULT_PATCH)
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#define REPEATED_SCAN_RESULT_CNT 2
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#else
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#define REPEATED_SCAN_RESULT_CNT 1
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#endif
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#if defined(RSSIAVG) || defined(RSSIOFFSET)
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extern int g_wifi_on;
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#endif
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#if defined(RSSIAVG)
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#define RSSIAVG_LEN (4*REPEATED_SCAN_RESULT_CNT)
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#define RSSICACHE_TIMEOUT 15
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typedef struct wl_rssi_cache {
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struct wl_rssi_cache *next;
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int dirty;
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struct osl_timespec tv;
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struct ether_addr BSSID;
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int16 RSSI[RSSIAVG_LEN];
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} wl_rssi_cache_t;
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typedef struct wl_rssi_cache_ctrl {
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wl_rssi_cache_t *m_cache_head;
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} wl_rssi_cache_ctrl_t;
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void wl_free_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl);
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void wl_delete_dirty_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl);
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void wl_delete_disconnected_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl, u8 *bssid);
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void wl_reset_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl);
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void wl_update_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl, wl_scan_results_t *ss_list);
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int wl_update_connected_rssi_cache(struct net_device *net, wl_rssi_cache_ctrl_t *rssi_cache_ctrl, int *rssi_avg);
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int16 wl_get_avg_rssi(wl_rssi_cache_ctrl_t *rssi_cache_ctrl, void *addr);
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#endif
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#if defined(RSSIOFFSET)
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#define RSSI_OFFSET 5
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#if defined(RSSIOFFSET_NEW)
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#define RSSI_OFFSET_MAXVAL -80
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#define RSSI_OFFSET_MINVAL -94
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#define RSSI_OFFSET_INTVAL ((RSSI_OFFSET_MAXVAL-RSSI_OFFSET_MINVAL)/RSSI_OFFSET)
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#endif
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#define BCM4330_CHIP_ID 0x4330
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#define BCM4330B2_CHIP_REV 4
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int wl_update_rssi_offset(struct net_device *net, int rssi);
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#endif
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#if defined(BSSCACHE)
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#define BSSCACHE_TIMEOUT 15
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typedef struct wl_bss_cache {
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struct wl_bss_cache *next;
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int dirty;
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struct osl_timespec tv;
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wl_scan_results_t results;
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} wl_bss_cache_t;
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typedef struct wl_bss_cache_ctrl {
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wl_bss_cache_t *m_cache_head;
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} wl_bss_cache_ctrl_t;
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void wl_free_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl);
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void wl_delete_dirty_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl);
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void wl_delete_disconnected_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl, u8 *bssid);
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void wl_reset_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl);
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void wl_update_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl,
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#if defined(RSSIAVG)
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wl_rssi_cache_ctrl_t *rssi_cache_ctrl,
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#endif
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wl_scan_results_t *ss_list);
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void wl_release_bss_cache_ctrl(wl_bss_cache_ctrl_t *bss_cache_ctrl);
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#endif
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int wl_ext_get_best_channel(struct net_device *net,
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#if defined(BSSCACHE)
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wl_bss_cache_ctrl_t *bss_cache_ctrl,
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#else
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struct wl_scan_results *bss_list,
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#endif
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int ioctl_ver, int *best_2g_ch, int *best_5g_ch
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);
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#endif /* _wl_android_ */
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