blob: cc75459e5784d9e8e28a677ba39195e36413e500 [file] [log] [blame]
* Scan interface for ST-Ericsson CW1200 mac80211 drivers
* Copyright (c) 2010, ST-Ericsson
* Author: Dmitry Tarnyagin <>
* 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.
#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;
struct cw1200_scan {
struct semaphore lock;
struct work_struct work;
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;
int status;
atomic_t in_progress;
/* Direct probe requests workaround */
struct delayed_work probe_work;
int direct_probe;
int cw1200_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_scan_request *hw_req);
void cw1200_scan_work(struct work_struct *work);
void cw1200_scan_timeout(struct work_struct *work);
void cw1200_clear_recent_scan_work(struct work_struct *work);
void cw1200_scan_complete_cb(struct cw1200_common *priv,
struct wsm_scan_complete *arg);
void cw1200_scan_failed_cb(struct cw1200_common *priv);
/* ******************************************************************** */
/* Raw probe requests TX workaround */
void cw1200_probe_work(struct work_struct *work);