* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*****************************************************************************/
+#include <linux/slab.h>
#include <linux/types.h>
#include <linux/etherdevice.h>
#include <net/mac80211.h>
static int iwl_scan_initiate(struct iwl_priv *priv)
{
+ WARN_ON(!mutex_is_locked(&priv->mutex));
+
IWL_DEBUG_INFO(priv, "Starting scan...\n");
set_bit(STATUS_SCANNING, &priv->status);
priv->is_internal_short_scan = false;
* internal short scan, this function should only been called while associated.
* It will reset and tune the radio to prevent possible RF related problem
*/
- int iwl_internal_short_hw_scan(struct iwl_priv *priv)
+ void iwl_internal_short_hw_scan(struct iwl_priv *priv)
{
- int ret = 0;
+ queue_work(priv->workqueue, &priv->start_internal_scan);
+ }
+
+ static void iwl_bg_start_internal_scan(struct work_struct *work)
+ {
+ struct iwl_priv *priv =
+ container_of(work, struct iwl_priv, start_internal_scan);
+
+ mutex_lock(&priv->mutex);
if (!iwl_is_ready_rf(priv)) {
- ret = -EIO;
IWL_DEBUG_SCAN(priv, "not ready or exit pending\n");
- goto out;
+ goto unlock;
}
+
if (test_bit(STATUS_SCANNING, &priv->status)) {
IWL_DEBUG_SCAN(priv, "Scan already in progress.\n");
- ret = -EAGAIN;
- goto out;
+ goto unlock;
}
+
if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) {
IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n");
- ret = -EAGAIN;
- goto out;
+ goto unlock;
}
priv->scan_bands = 0;
set_bit(STATUS_SCANNING, &priv->status);
priv->is_internal_short_scan = true;
queue_work(priv->workqueue, &priv->request_scan);
-
- out:
- return ret;
+ unlock:
+ mutex_unlock(&priv->mutex);
}
EXPORT_SYMBOL(iwl_internal_short_hw_scan);
INIT_WORK(&priv->scan_completed, iwl_bg_scan_completed);
INIT_WORK(&priv->request_scan, iwl_bg_request_scan);
INIT_WORK(&priv->abort_scan, iwl_bg_abort_scan);
+ INIT_WORK(&priv->start_internal_scan, iwl_bg_start_internal_scan);
INIT_DELAYED_WORK(&priv->scan_check, iwl_bg_scan_check);
}
EXPORT_SYMBOL(iwl_setup_scan_deferred_work);
*/
#include <linux/ieee80211.h>
+#include <linux/slab.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
HT_AGG_STATE_REQ_STOP_BA_MSK)) !=
HT_ADDBA_REQUESTED_MSK) {
spin_unlock_bh(&sta->lock);
- *state = HT_AGG_STATE_IDLE;
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "timer expired on tid %d but we are not "
"(or no longer) expecting addBA response there",
#include <linux/rtnetlink.h>
#include <linux/pm_qos_params.h>
#include <linux/crc32.h>
+#include <linux/slab.h>
#include <net/mac80211.h>
#include <asm/unaligned.h>
ht_changed = conf_is_ht(&local->hw.conf) != enable_ht ||
channel_type != local->hw.conf.channel_type;
+ if (local->tmp_channel)
+ local->tmp_channel_type = channel_type;
local->oper_channel_type = channel_type;
if (ht_changed) {