190 static int wl_iw_iscan(iscan_info_t *iscan, wlc_ssid_t *ssid, uint16 action);
1127 	iscan_info_t *iscan = g_iscan;  in wl_iw_iscan_get_aplist()  local
1139 	if ((!iscan) || (iscan->sysioc_pid < 0)) {  in wl_iw_iscan_get_aplist()
1143 	buf = iscan->list_hdr;  in wl_iw_iscan_get_aplist()
1228 	iscan_info_t *iscan = g_iscan;  in wl_iw_iscan_set_scan()  local
1233 	if ((!iscan) || (iscan->sysioc_pid < 0)) {  in wl_iw_iscan_set_scan()
1236 	if (iscan->iscan_state == ISCAN_STATE_SCANING) {  in wl_iw_iscan_set_scan()
1255 	iscan->list_cur = iscan->list_hdr;  in wl_iw_iscan_set_scan()
1256 	iscan->iscan_state = ISCAN_STATE_SCANING;  in wl_iw_iscan_set_scan()
1259 	wl_iw_iscan(iscan, &ssid, WL_SCAN_ACTION_START);  in wl_iw_iscan_set_scan()
1261 	iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms);  in wl_iw_iscan_set_scan()
1263 	iscan->timer.timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms);  in wl_iw_iscan_set_scan()
1265 	add_timer(&iscan->timer);  in wl_iw_iscan_set_scan()
1266 	iscan->timer_on = 1;  in wl_iw_iscan_set_scan()
1593 	iscan_info_t *iscan = g_iscan;  in wl_iw_iscan_get_scan()  local
1602 	if ((!iscan) || (iscan->sysioc_pid < 0)) {  in wl_iw_iscan_get_scan()
1607 	if (iscan->iscan_state == ISCAN_STATE_SCANING)  in wl_iw_iscan_get_scan()
1611 	p_buf = iscan->list_hdr;  in wl_iw_iscan_get_scan()
1613 	while (p_buf != iscan->list_cur) {  in wl_iw_iscan_get_scan()
3652 	iscan_info_t *iscan = (iscan_info_t *)data;  local
3653 	iscan->timer_on = 0;
3654 	if (iscan->iscan_state != ISCAN_STATE_IDLE) {
3656 		up(&iscan->sysioc_sem);
3699 wl_iw_iscan(iscan_info_t *iscan, wlc_ssid_t *ssid, uint16 action)  argument
3723 		(void) dev_iw_iovar_setbuf(iscan->dev, "iscan", params, params_size,
3724 			iscan->ioctlbuf, WLC_IOCTL_SMLEN);
3732 wl_iw_iscan_get(iscan_info_t *iscan)  argument
3742 	if (iscan->list_cur) {
3743 		buf = iscan->list_cur;
3744 		iscan->list_cur = buf->next;
3751 		if (!iscan->list_hdr)
3752 			iscan->list_hdr = buf;
3754 			ptr = iscan->list_hdr;
3771 		iscan->dev,
3787 static void wl_iw_send_scan_complete(iscan_info_t *iscan)  argument
3794 	wireless_send_event(iscan->dev, SIOCGIWSCAN, &wrqu, NULL);
3801 	iscan_info_t *iscan = (iscan_info_t *)data;  local
3806 	while (down_interruptible(&iscan->sysioc_sem) == 0) {
3807 		if (iscan->timer_on) {
3808 			del_timer(&iscan->timer);
3809 			iscan->timer_on = 0;
3815 		status = wl_iw_iscan_get(iscan);
3827 				wl_iw_iscan(iscan, NULL, WL_SCAN_ACTION_CONTINUE);
3833 				iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms);
3835 				iscan->timer.timer.expires = jiffies +
3836 					msecs_to_jiffies(iscan->timer_ms);
3838 				add_timer(&iscan->timer);
3839 				iscan->timer_on = 1;
3843 				iscan->iscan_state = ISCAN_STATE_IDLE;
3844 				wl_iw_send_scan_complete(iscan);
3850 				iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms);
3852 				iscan->timer.timer.expires = jiffies +
3853 					msecs_to_jiffies(iscan->timer_ms);
3855 				add_timer(&iscan->timer);
3856 				iscan->timer_on = 1;
3860 				iscan->iscan_state = ISCAN_STATE_IDLE;
3861 				wl_iw_send_scan_complete(iscan);
3868 	complete_and_exit(&iscan->sysioc_exited, 0);
3874 	iscan_info_t *iscan = NULL;  local
3879 	iscan = kmalloc(sizeof(iscan_info_t), GFP_KERNEL);
3880 	if (!iscan)
3882 	memset(iscan, 0, sizeof(iscan_info_t));
3884 	iscan->kthread = NULL;
3886 	iscan->sysioc_pid = -1;
3888 	g_iscan = iscan;
3889 	iscan->dev = dev;
3890 	iscan->iscan_state = ISCAN_STATE_IDLE;
3893 	iscan->timer_ms    = 2000;
3895 	init_timer(&iscan->timer);
3896 	iscan->timer.data = (ulong)iscan;
3897 	iscan->timer.function = wl_iw_timerfunc;
3899 	init_timer_compat(&iscan->timer, wl_iw_timerfunc, iscan);
3901 	sema_init(&iscan->sysioc_sem, 0);
3902 	init_completion(&iscan->sysioc_exited);
3904 	iscan->kthread = kthread_run(_iscan_sysioc_thread, iscan, "iscan_sysioc");
3905 	iscan->sysioc_pid = iscan->kthread->pid;
3907 	iscan->sysioc_pid = kernel_thread(_iscan_sysioc_thread, iscan, 0);
3909 	if (iscan->sysioc_pid < 0)
3917 	iscan_info_t *iscan = g_iscan;  local
3918 	if (!iscan)
3921 	if (iscan->timer_on) {
3922 		del_timer_sync(&iscan->timer);
3923 		iscan->timer_on = 0;
3925 	if (iscan->sysioc_pid >= 0) {
3926 		KILL_PROC(iscan->sysioc_pid, SIGTERM);
3927 		wait_for_completion(&iscan->sysioc_exited);
3930 	while (iscan->list_hdr) {
3931 		buf = iscan->list_hdr->next;
3932 		kfree(iscan->list_hdr);
3933 		iscan->list_hdr = buf;
3935 	kfree(iscan);