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