aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlegacy/iwl-scan.c
diff options
context:
space:
mode:
authorStanislaw Gruszka <sgruszka@redhat.com>2011-10-24 16:49:25 +0200
committerStanislaw Gruszka <sgruszka@redhat.com>2011-11-15 11:17:00 +0100
commit46bc8d4b0e73ac75de323646d75a2333f47b84c3 (patch)
treea11a89b1a3480135e1510aacd5909485ab2e5be7 /drivers/net/wireless/iwlegacy/iwl-scan.c
parente2ebc8337d116acdc25469ec8547ae665f50a4c1 (diff)
iwlegacy: rename priv to il
Make code shorter. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl-scan.c')
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-scan.c272
1 files changed, 136 insertions, 136 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-scan.c b/drivers/net/wireless/iwlegacy/iwl-scan.c
index 93e939cc9bc..0184d5bf04e 100644
--- a/drivers/net/wireless/iwlegacy/iwl-scan.c
+++ b/drivers/net/wireless/iwlegacy/iwl-scan.c
@@ -54,7 +54,7 @@
#define IL_PASSIVE_DWELL_BASE (100)
#define IL_CHANNEL_TUNE_TIME 5
-static int il_send_scan_abort(struct il_priv *priv)
+static int il_send_scan_abort(struct il_priv *il)
{
int ret;
struct il_rx_packet *pkt;
@@ -66,14 +66,14 @@ static int il_send_scan_abort(struct il_priv *priv)
/* Exit instantly with error when device is not ready
* to receive scan abort command or it does not perform
* hardware scan currently */
- if (!test_bit(STATUS_READY, &priv->status) ||
- !test_bit(STATUS_GEO_CONFIGURED, &priv->status) ||
- !test_bit(STATUS_SCAN_HW, &priv->status) ||
- test_bit(STATUS_FW_ERROR, &priv->status) ||
- test_bit(STATUS_EXIT_PENDING, &priv->status))
+ if (!test_bit(STATUS_READY, &il->status) ||
+ !test_bit(STATUS_GEO_CONFIGURED, &il->status) ||
+ !test_bit(STATUS_SCAN_HW, &il->status) ||
+ test_bit(STATUS_FW_ERROR, &il->status) ||
+ test_bit(STATUS_EXIT_PENDING, &il->status))
return -EIO;
- ret = il_send_cmd_sync(priv, &cmd);
+ ret = il_send_cmd_sync(il, &cmd);
if (ret)
return ret;
@@ -85,73 +85,73 @@ static int il_send_scan_abort(struct il_priv *priv)
* can occur if we send the scan abort before we
* the microcode has notified us that a scan is
* completed. */
- IL_DEBUG_SCAN(priv, "SCAN_ABORT ret %d.\n", pkt->u.status);
+ IL_DEBUG_SCAN(il, "SCAN_ABORT ret %d.\n", pkt->u.status);
ret = -EIO;
}
- il_free_pages(priv, cmd.reply_page);
+ il_free_pages(il, cmd.reply_page);
return ret;
}
-static void il_complete_scan(struct il_priv *priv, bool aborted)
+static void il_complete_scan(struct il_priv *il, bool aborted)
{
/* check if scan was requested from mac80211 */
- if (priv->scan_request) {
- IL_DEBUG_SCAN(priv, "Complete scan in mac80211\n");
- ieee80211_scan_completed(priv->hw, aborted);
+ if (il->scan_request) {
+ IL_DEBUG_SCAN(il, "Complete scan in mac80211\n");
+ ieee80211_scan_completed(il->hw, aborted);
}
- priv->scan_vif = NULL;
- priv->scan_request = NULL;
+ il->scan_vif = NULL;
+ il->scan_request = NULL;
}
-void il_force_scan_end(struct il_priv *priv)
+void il_force_scan_end(struct il_priv *il)
{
- lockdep_assert_held(&priv->mutex);
+ lockdep_assert_held(&il->mutex);
- if (!test_bit(STATUS_SCANNING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Forcing scan end while not scanning\n");
+ if (!test_bit(STATUS_SCANNING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Forcing scan end while not scanning\n");
return;
}
- IL_DEBUG_SCAN(priv, "Forcing scan end\n");
- clear_bit(STATUS_SCANNING, &priv->status);
- clear_bit(STATUS_SCAN_HW, &priv->status);
- clear_bit(STATUS_SCAN_ABORTING, &priv->status);
- il_complete_scan(priv, true);
+ IL_DEBUG_SCAN(il, "Forcing scan end\n");
+ clear_bit(STATUS_SCANNING, &il->status);
+ clear_bit(STATUS_SCAN_HW, &il->status);
+ clear_bit(STATUS_SCAN_ABORTING, &il->status);
+ il_complete_scan(il, true);
}
-static void il_do_scan_abort(struct il_priv *priv)
+static void il_do_scan_abort(struct il_priv *il)
{
int ret;
- lockdep_assert_held(&priv->mutex);
+ lockdep_assert_held(&il->mutex);
- if (!test_bit(STATUS_SCANNING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Not performing scan to abort\n");
+ if (!test_bit(STATUS_SCANNING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Not performing scan to abort\n");
return;
}
- if (test_and_set_bit(STATUS_SCAN_ABORTING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Scan abort in progress\n");
+ if (test_and_set_bit(STATUS_SCAN_ABORTING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Scan abort in progress\n");
return;
}
- ret = il_send_scan_abort(priv);
+ ret = il_send_scan_abort(il);
if (ret) {
- IL_DEBUG_SCAN(priv, "Send scan abort failed %d\n", ret);
- il_force_scan_end(priv);
+ IL_DEBUG_SCAN(il, "Send scan abort failed %d\n", ret);
+ il_force_scan_end(il);
} else
- IL_DEBUG_SCAN(priv, "Successfully send scan abort\n");
+ IL_DEBUG_SCAN(il, "Successfully send scan abort\n");
}
/**
* il_scan_cancel - Cancel any currently executing HW scan
*/
-int il_scan_cancel(struct il_priv *priv)
+int il_scan_cancel(struct il_priv *il)
{
- IL_DEBUG_SCAN(priv, "Queuing abort scan\n");
- queue_work(priv->workqueue, &priv->abort_scan);
+ IL_DEBUG_SCAN(il, "Queuing abort scan\n");
+ queue_work(il->workqueue, &il->abort_scan);
return 0;
}
EXPORT_SYMBOL(il_scan_cancel);
@@ -161,28 +161,28 @@ EXPORT_SYMBOL(il_scan_cancel);
* @ms: amount of time to wait (in milliseconds) for scan to abort
*
*/
-int il_scan_cancel_timeout(struct il_priv *priv, unsigned long ms)
+int il_scan_cancel_timeout(struct il_priv *il, unsigned long ms)
{
unsigned long timeout = jiffies + msecs_to_jiffies(ms);
- lockdep_assert_held(&priv->mutex);
+ lockdep_assert_held(&il->mutex);
- IL_DEBUG_SCAN(priv, "Scan cancel timeout\n");
+ IL_DEBUG_SCAN(il, "Scan cancel timeout\n");
- il_do_scan_abort(priv);
+ il_do_scan_abort(il);
while (time_before_eq(jiffies, timeout)) {
- if (!test_bit(STATUS_SCAN_HW, &priv->status))
+ if (!test_bit(STATUS_SCAN_HW, &il->status))
break;
msleep(20);
}
- return test_bit(STATUS_SCAN_HW, &priv->status);
+ return test_bit(STATUS_SCAN_HW, &il->status);
}
EXPORT_SYMBOL(il_scan_cancel_timeout);
/* Service response to REPLY_SCAN_CMD (0x80) */
-static void il_rx_reply_scan(struct il_priv *priv,
+static void il_rx_reply_scan(struct il_priv *il,
struct il_rx_mem_buffer *rxb)
{
#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
@@ -190,19 +190,19 @@ static void il_rx_reply_scan(struct il_priv *priv,
struct il_scanreq_notification *notif =
(struct il_scanreq_notification *)pkt->u.raw;
- IL_DEBUG_SCAN(priv, "Scan request status = 0x%x\n", notif->status);
+ IL_DEBUG_SCAN(il, "Scan request status = 0x%x\n", notif->status);
#endif
}
/* Service SCAN_START_NOTIFICATION (0x82) */
-static void il_rx_scan_start_notif(struct il_priv *priv,
+static void il_rx_scan_start_notif(struct il_priv *il,
struct il_rx_mem_buffer *rxb)
{
struct il_rx_packet *pkt = rxb_addr(rxb);
struct il_scanstart_notification *notif =
(struct il_scanstart_notification *)pkt->u.raw;
- priv->scan_start_tsf = le32_to_cpu(notif->tsf_low);
- IL_DEBUG_SCAN(priv, "Scan start: "
+ il->scan_start_tsf = le32_to_cpu(notif->tsf_low);
+ IL_DEBUG_SCAN(il, "Scan start: "
"%d [802.11%s] "
"(TSF: 0x%08X:%08X) - %d (beacon timer %u)\n",
notif->channel,
@@ -213,7 +213,7 @@ static void il_rx_scan_start_notif(struct il_priv *priv,
}
/* Service SCAN_RESULTS_NOTIFICATION (0x83) */
-static void il_rx_scan_results_notif(struct il_priv *priv,
+static void il_rx_scan_results_notif(struct il_priv *il,
struct il_rx_mem_buffer *rxb)
{
#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
@@ -221,7 +221,7 @@ static void il_rx_scan_results_notif(struct il_priv *priv,
struct il_scanresults_notification *notif =
(struct il_scanresults_notification *)pkt->u.raw;
- IL_DEBUG_SCAN(priv, "Scan ch.res: "
+ IL_DEBUG_SCAN(il, "Scan ch.res: "
"%d [802.11%s] "
"(TSF: 0x%08X:%08X) - %d "
"elapsed=%lu usec\n",
@@ -230,12 +230,12 @@ static void il_rx_scan_results_notif(struct il_priv *priv,
le32_to_cpu(notif->tsf_high),
le32_to_cpu(notif->tsf_low),
le32_to_cpu(notif->statistics[0]),
- le32_to_cpu(notif->tsf_low) - priv->scan_start_tsf);
+ le32_to_cpu(notif->tsf_low) - il->scan_start_tsf);
#endif
}
/* Service SCAN_COMPLETE_NOTIFICATION (0x84) */
-static void il_rx_scan_complete_notif(struct il_priv *priv,
+static void il_rx_scan_complete_notif(struct il_priv *il,
struct il_rx_mem_buffer *rxb)
{
@@ -244,36 +244,36 @@ static void il_rx_scan_complete_notif(struct il_priv *priv,
struct il_scancomplete_notification *scan_notif = (void *)pkt->u.raw;
#endif
- IL_DEBUG_SCAN(priv,
+ IL_DEBUG_SCAN(il,
"Scan complete: %d channels (TSF 0x%08X:%08X) - %d\n",
scan_notif->scanned_channels,
scan_notif->tsf_low,
scan_notif->tsf_high, scan_notif->status);
/* The HW is no longer scanning */
- clear_bit(STATUS_SCAN_HW, &priv->status);
+ clear_bit(STATUS_SCAN_HW, &il->status);
- IL_DEBUG_SCAN(priv, "Scan on %sGHz took %dms\n",
- (priv->scan_band == IEEE80211_BAND_2GHZ) ? "2.4" : "5.2",
- jiffies_to_msecs(jiffies - priv->scan_start));
+ IL_DEBUG_SCAN(il, "Scan on %sGHz took %dms\n",
+ (il->scan_band == IEEE80211_BAND_2GHZ) ? "2.4" : "5.2",
+ jiffies_to_msecs(jiffies - il->scan_start));
- queue_work(priv->workqueue, &priv->scan_completed);
+ queue_work(il->workqueue, &il->scan_completed);
}
-void il_setup_rx_scan_handlers(struct il_priv *priv)
+void il_setup_rx_scan_handlers(struct il_priv *il)
{
/* scan handlers */
- priv->rx_handlers[REPLY_SCAN_CMD] = il_rx_reply_scan;
- priv->rx_handlers[SCAN_START_NOTIFICATION] =
+ il->rx_handlers[REPLY_SCAN_CMD] = il_rx_reply_scan;
+ il->rx_handlers[SCAN_START_NOTIFICATION] =
il_rx_scan_start_notif;
- priv->rx_handlers[SCAN_RESULTS_NOTIFICATION] =
+ il->rx_handlers[SCAN_RESULTS_NOTIFICATION] =
il_rx_scan_results_notif;
- priv->rx_handlers[SCAN_COMPLETE_NOTIFICATION] =
+ il->rx_handlers[SCAN_COMPLETE_NOTIFICATION] =
il_rx_scan_complete_notif;
}
EXPORT_SYMBOL(il_setup_rx_scan_handlers);
-inline u16 il_get_active_dwell_time(struct il_priv *priv,
+inline u16 il_get_active_dwell_time(struct il_priv *il,
enum ieee80211_band band,
u8 n_probes)
{
@@ -286,7 +286,7 @@ inline u16 il_get_active_dwell_time(struct il_priv *priv,
}
EXPORT_SYMBOL(il_get_active_dwell_time);
-u16 il_get_passive_dwell_time(struct il_priv *priv,
+u16 il_get_passive_dwell_time(struct il_priv *il,
enum ieee80211_band band,
struct ieee80211_vif *vif)
{
@@ -295,13 +295,13 @@ u16 il_get_passive_dwell_time(struct il_priv *priv,
IL_PASSIVE_DWELL_BASE + IL_PASSIVE_DWELL_TIME_24 :
IL_PASSIVE_DWELL_BASE + IL_PASSIVE_DWELL_TIME_52;
- if (il_is_any_associated(priv)) {
+ if (il_is_any_associated(il)) {
/*
* If we're associated, we clamp the maximum passive
* dwell time to be 98% of the smallest beacon interval
* (minus 2 * channel tune time)
*/
- for_each_context(priv, ctx) {
+ for_each_context(il, ctx) {
u16 value;
if (!il_is_associated_ctx(ctx))
@@ -318,56 +318,56 @@ u16 il_get_passive_dwell_time(struct il_priv *priv,
}
EXPORT_SYMBOL(il_get_passive_dwell_time);
-void il_init_scan_params(struct il_priv *priv)
+void il_init_scan_params(struct il_priv *il)
{
- u8 ant_idx = fls(priv->hw_params.valid_tx_ant) - 1;
- if (!priv->scan_tx_ant[IEEE80211_BAND_5GHZ])
- priv->scan_tx_ant[IEEE80211_BAND_5GHZ] = ant_idx;
- if (!priv->scan_tx_ant[IEEE80211_BAND_2GHZ])
- priv->scan_tx_ant[IEEE80211_BAND_2GHZ] = ant_idx;
+ u8 ant_idx = fls(il->hw_params.valid_tx_ant) - 1;
+ if (!il->scan_tx_ant[IEEE80211_BAND_5GHZ])
+ il->scan_tx_ant[IEEE80211_BAND_5GHZ] = ant_idx;
+ if (!il->scan_tx_ant[IEEE80211_BAND_2GHZ])
+ il->scan_tx_ant[IEEE80211_BAND_2GHZ] = ant_idx;
}
EXPORT_SYMBOL(il_init_scan_params);
-static int il_scan_initiate(struct il_priv *priv,
+static int il_scan_initiate(struct il_priv *il,
struct ieee80211_vif *vif)
{
int ret;
- lockdep_assert_held(&priv->mutex);
+ lockdep_assert_held(&il->mutex);
- if (WARN_ON(!priv->cfg->ops->utils->request_scan))
+ if (WARN_ON(!il->cfg->ops->utils->request_scan))
return -EOPNOTSUPP;
- cancel_delayed_work(&priv->scan_check);
+ cancel_delayed_work(&il->scan_check);
- if (!il_is_ready_rf(priv)) {
- IL_WARN(priv, "Request scan called when driver not ready.\n");
+ if (!il_is_ready_rf(il)) {
+ IL_WARN(il, "Request scan called when driver not ready.\n");
return -EIO;
}
- if (test_bit(STATUS_SCAN_HW, &priv->status)) {
- IL_DEBUG_SCAN(priv,
+ if (test_bit(STATUS_SCAN_HW, &il->status)) {
+ IL_DEBUG_SCAN(il,
"Multiple concurrent scan requests in parallel.\n");
return -EBUSY;
}
- if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Scan request while abort pending.\n");
+ if (test_bit(STATUS_SCAN_ABORTING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Scan request while abort pending.\n");
return -EBUSY;
}
- IL_DEBUG_SCAN(priv, "Starting scan...\n");
+ IL_DEBUG_SCAN(il, "Starting scan...\n");
- set_bit(STATUS_SCANNING, &priv->status);
- priv->scan_start = jiffies;
+ set_bit(STATUS_SCANNING, &il->status);
+ il->scan_start = jiffies;
- ret = priv->cfg->ops->utils->request_scan(priv, vif);
+ ret = il->cfg->ops->utils->request_scan(il, vif);
if (ret) {
- clear_bit(STATUS_SCANNING, &priv->status);
+ clear_bit(STATUS_SCANNING, &il->status);
return ret;
}
- queue_delayed_work(priv->workqueue, &priv->scan_check,
+ queue_delayed_work(il->workqueue, &il->scan_check,
IL_SCAN_CHECK_WATCHDOG);
return 0;
@@ -377,33 +377,33 @@ int il_mac_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_scan_request *req)
{
- struct il_priv *priv = hw->priv;
+ struct il_priv *il = hw->priv;
int ret;
- IL_DEBUG_MAC80211(priv, "enter\n");
+ IL_DEBUG_MAC80211(il, "enter\n");
if (req->n_channels == 0)
return -EINVAL;
- mutex_lock(&priv->mutex);
+ mutex_lock(&il->mutex);
- if (test_bit(STATUS_SCANNING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Scan already in progress.\n");
+ if (test_bit(STATUS_SCANNING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Scan already in progress.\n");
ret = -EAGAIN;
goto out_unlock;
}
/* mac80211 will only ask for one band at a time */
- priv->scan_request = req;
- priv->scan_vif = vif;
- priv->scan_band = req->channels[0]->band;
+ il->scan_request = req;
+ il->scan_vif = vif;
+ il->scan_band = req->channels[0]->band;
- ret = il_scan_initiate(priv, vif);
+ ret = il_scan_initiate(il, vif);
- IL_DEBUG_MAC80211(priv, "leave\n");
+ IL_DEBUG_MAC80211(il, "leave\n");
out_unlock:
- mutex_unlock(&priv->mutex);
+ mutex_unlock(&il->mutex);
return ret;
}
@@ -411,17 +411,17 @@ EXPORT_SYMBOL(il_mac_hw_scan);
static void il_bg_scan_check(struct work_struct *data)
{
- struct il_priv *priv =
+ struct il_priv *il =
container_of(data, struct il_priv, scan_check.work);
- IL_DEBUG_SCAN(priv, "Scan check work\n");
+ IL_DEBUG_SCAN(il, "Scan check work\n");
/* Since we are here firmware does not finish scan and
* most likely is in bad shape, so we don't bother to
* send abort command, just force scan complete to mac80211 */
- mutex_lock(&priv->mutex);
- il_force_scan_end(priv);
- mutex_unlock(&priv->mutex);
+ mutex_lock(&il->mutex);
+ il_force_scan_end(il);
+ mutex_unlock(&il->mutex);
}
/**
@@ -429,7 +429,7 @@ static void il_bg_scan_check(struct work_struct *data)
*/
u16
-il_fill_probe_req(struct il_priv *priv, struct ieee80211_mgmt *frame,
+il_fill_probe_req(struct il_priv *il, struct ieee80211_mgmt *frame,
const u8 *ta, const u8 *ies, int ie_len, int left)
{
int len = 0;
@@ -475,75 +475,75 @@ EXPORT_SYMBOL(il_fill_probe_req);
static void il_bg_abort_scan(struct work_struct *work)
{
- struct il_priv *priv = container_of(work, struct il_priv, abort_scan);
+ struct il_priv *il = container_of(work, struct il_priv, abort_scan);
- IL_DEBUG_SCAN(priv, "Abort scan work\n");
+ IL_DEBUG_SCAN(il, "Abort scan work\n");
/* We keep scan_check work queued in case when firmware will not
* report back scan completed notification */
- mutex_lock(&priv->mutex);
- il_scan_cancel_timeout(priv, 200);
- mutex_unlock(&priv->mutex);
+ mutex_lock(&il->mutex);
+ il_scan_cancel_timeout(il, 200);
+ mutex_unlock(&il->mutex);
}
static void il_bg_scan_completed(struct work_struct *work)
{
- struct il_priv *priv =
+ struct il_priv *il =
container_of(work, struct il_priv, scan_completed);
bool aborted;
- IL_DEBUG_SCAN(priv, "Completed scan.\n");
+ IL_DEBUG_SCAN(il, "Completed scan.\n");
- cancel_delayed_work(&priv->scan_check);
+ cancel_delayed_work(&il->scan_check);
- mutex_lock(&priv->mutex);
+ mutex_lock(&il->mutex);
- aborted = test_and_clear_bit(STATUS_SCAN_ABORTING, &priv->status);
+ aborted = test_and_clear_bit(STATUS_SCAN_ABORTING, &il->status);
if (aborted)
- IL_DEBUG_SCAN(priv, "Aborted scan completed.\n");
+ IL_DEBUG_SCAN(il, "Aborted scan completed.\n");
- if (!test_and_clear_bit(STATUS_SCANNING, &priv->status)) {
- IL_DEBUG_SCAN(priv, "Scan already completed.\n");
+ if (!test_and_clear_bit(STATUS_SCANNING, &il->status)) {
+ IL_DEBUG_SCAN(il, "Scan already completed.\n");
goto out_settings;
}
- il_complete_scan(priv, aborted);
+ il_complete_scan(il, aborted);
out_settings:
/* Can we still talk to firmware ? */
- if (!il_is_ready_rf(priv))
+ if (!il_is_ready_rf(il))
goto out;
/*
* We do not commit power settings while scan is pending,
* do it now if the settings changed.
*/
- il_power_set_mode(priv, &priv->power_data.sleep_cmd_next, false);
- il_set_tx_power(priv, priv->tx_power_next, false);
+ il_power_set_mode(il, &il->power_data.sleep_cmd_next, false);
+ il_set_tx_power(il, il->tx_power_next, false);
- priv->cfg->ops->utils->post_scan(priv);
+ il->cfg->ops->utils->post_scan(il);
out:
- mutex_unlock(&priv->mutex);
+ mutex_unlock(&il->mutex);
}
-void il_setup_scan_deferred_work(struct il_priv *priv)
+void il_setup_scan_deferred_work(struct il_priv *il)
{
- INIT_WORK(&priv->scan_completed, il_bg_scan_completed);
- INIT_WORK(&priv->abort_scan, il_bg_abort_scan);
- INIT_DELAYED_WORK(&priv->scan_check, il_bg_scan_check);
+ INIT_WORK(&il->scan_completed, il_bg_scan_completed);
+ INIT_WORK(&il->abort_scan, il_bg_abort_scan);
+ INIT_DELAYED_WORK(&il->scan_check, il_bg_scan_check);
}
EXPORT_SYMBOL(il_setup_scan_deferred_work);
-void il_cancel_scan_deferred_work(struct il_priv *priv)
+void il_cancel_scan_deferred_work(struct il_priv *il)
{
- cancel_work_sync(&priv->abort_scan);
- cancel_work_sync(&priv->scan_completed);
+ cancel_work_sync(&il->abort_scan);
+ cancel_work_sync(&il->scan_completed);
- if (cancel_delayed_work_sync(&priv->scan_check)) {
- mutex_lock(&priv->mutex);
- il_force_scan_end(priv);
- mutex_unlock(&priv->mutex);
+ if (cancel_delayed_work_sync(&il->scan_check)) {
+ mutex_lock(&il->mutex);
+ il_force_scan_end(il);
+ mutex_unlock(&il->mutex);
}
}
EXPORT_SYMBOL(il_cancel_scan_deferred_work);