SmartAudio/lichee/linux-4.9/drivers/net/wireless/xr829/wlan/scan.h

82 lines
2.5 KiB
C
Executable File

/*
* Scan interfaces for XRadio drivers
*
* Copyright (c) 2013
* Xradio Technology Co., Ltd. <www.xradiotech.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef SCAN_H_INCLUDED
#define SCAN_H_INCLUDED
#include <linux/semaphore.h>
#include "wsm.h"
/* external */ struct sk_buff;
/* external */ struct cfg80211_scan_request;
/* external */ struct ieee80211_channel;
/* external */ struct ieee80211_hw;
/* external */ struct work_struct;
#define SCAN_DEFAULT_TIMEOUT (5000) /* default scan timeout(ms)*/
#define SCAN_MAX_DELAY (3*HZ) /*3s delay for connect*/
#define XRADIO_SCAN_ALLOW 0
#define XRADIO_SCAN_DELAY 1
struct xradio_scan {
struct semaphore lock;
struct work_struct work;
#ifdef ROAM_OFFLOAD
struct work_struct swork; /* scheduled scan work */
struct cfg80211_sched_scan_request *sched_req;
#endif /*ROAM_OFFLOAD*/
struct delayed_work timeout;
struct cfg80211_scan_request *req;
struct ieee80211_channel **begin;
struct ieee80211_channel **curr;
struct ieee80211_channel **end;
struct wsm_ssid ssids[WSM_SCAN_MAX_NUM_OF_SSIDS];
int output_power;
int n_ssids;
struct semaphore status_lock; /*sync scan request and result*/
int status;
atomic_t in_progress;
/* Direct probe requests workaround */
struct delayed_work probe_work;
int direct_probe;
u8 if_id;
#ifdef SCAN_FAILED_WORKAROUND_OF_FW_EXCEPTION
unsigned long scan_failed_timestamp;
u8 scan_failed_cnt;
#endif
};
int xradio_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct cfg80211_scan_request *req);
#ifdef ROAM_OFFLOAD
int xradio_hw_sched_scan_start(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *req,
struct ieee80211_sched_scan_ies *ies);
void xradio_hw_sched_scan_stop(struct xradio_common *priv);
void xradio_sched_scan_work(struct work_struct *work);
#endif /*ROAM_OFFLOAD*/
void xradio_scan_work(struct work_struct *work);
void xradio_scan_timeout(struct work_struct *work);
void xradio_scan_complete_cb(struct xradio_common *priv,
struct wsm_scan_complete *arg);
/* ******************************************************************** */
/* Raw probe requests TX workaround */
void xradio_probe_work(struct work_struct *work);
#ifdef CONFIG_XRADIO_TESTMODE
/* Advance Scan Timer */
void xradio_advance_scan_timeout(struct work_struct *work);
#endif
#endif