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path: root/drivers/net/wireless/libertas
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Diffstat (limited to 'drivers/net/wireless/libertas')
-rw-r--r--drivers/net/wireless/libertas/debugfs.c2
-rw-r--r--drivers/net/wireless/libertas/dev.h4
-rw-r--r--drivers/net/wireless/libertas/scan.c22
3 files changed, 15 insertions, 13 deletions
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index fd67b770dd7..b600f2439b5 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -315,7 +315,7 @@ static ssize_t lbs_setuserscan(struct file *file,
lbs_scan_networks(priv, scan_cfg, 1);
wait_event_interruptible(priv->cmd_pending,
- priv->surpriseremoved || !priv->last_scanned_channel);
+ priv->surpriseremoved || !priv->scan_channel);
if (priv->surpriseremoved)
goto out_scan_cfg;
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 5a69f2b6086..fd1fcc74801 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -143,9 +143,12 @@ struct lbs_private {
wait_queue_head_t waitq;
struct workqueue_struct *work_thread;
+ /** Scanning */
struct delayed_work scan_work;
struct delayed_work assoc_work;
struct work_struct sync_channel;
+ /* remember which channel was scanned last, != 0 if currently scanning */
+ int scan_channel;
/** Hardware access */
int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
@@ -321,7 +324,6 @@ struct lbs_private {
struct cmd_ds_802_11_get_log logmsg;
u32 monitormode;
- int last_scanned_channel;
u8 fw_ready;
};
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index 37b9684bf29..7d4f3afa8cc 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -612,13 +612,13 @@ int lbs_scan_networks(struct lbs_private *priv,
}
/* Prepare to continue an interrupted scan */
- lbs_deb_scan("chan_count %d, last_scanned_channel %d\n",
- chan_count, priv->last_scanned_channel);
+ lbs_deb_scan("chan_count %d, scan_channel %d\n",
+ chan_count, priv->scan_channel);
curr_chans = chan_list;
/* advance channel list by already-scanned-channels */
- if (priv->last_scanned_channel > 0) {
- curr_chans += priv->last_scanned_channel;
- chan_count -= priv->last_scanned_channel;
+ if (priv->scan_channel > 0) {
+ curr_chans += priv->scan_channel;
+ chan_count -= priv->scan_channel;
}
/* Send scan command(s)
@@ -644,10 +644,10 @@ int lbs_scan_networks(struct lbs_private *priv,
!full_scan &&
!priv->surpriseremoved) {
/* -1 marks just that we're currently scanning */
- if (priv->last_scanned_channel < 0)
- priv->last_scanned_channel = to_scan;
+ if (priv->scan_channel < 0)
+ priv->scan_channel = to_scan;
else
- priv->last_scanned_channel += to_scan;
+ priv->scan_channel += to_scan;
cancel_delayed_work(&priv->scan_work);
queue_delayed_work(priv->work_thread, &priv->scan_work,
msecs_to_jiffies(300));
@@ -671,7 +671,7 @@ int lbs_scan_networks(struct lbs_private *priv,
#endif
out2:
- priv->last_scanned_channel = 0;
+ priv->scan_channel = 0;
out:
if (priv->connect_status == LBS_CONNECTED) {
@@ -1393,7 +1393,7 @@ int lbs_set_scan(struct net_device *dev, struct iw_request_info *info,
queue_delayed_work(priv->work_thread, &priv->scan_work,
msecs_to_jiffies(50));
/* set marker that currently a scan is taking place */
- priv->last_scanned_channel = -1;
+ priv->scan_channel = -1;
if (priv->surpriseremoved)
return -EIO;
@@ -1427,7 +1427,7 @@ int lbs_get_scan(struct net_device *dev, struct iw_request_info *info,
lbs_deb_enter(LBS_DEB_SCAN);
/* iwlist should wait until the current scan is finished */
- if (priv->last_scanned_channel)
+ if (priv->scan_channel)
return -EAGAIN;
/* Update RSSI if current BSS is a locally created ad-hoc BSS */