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authorJuuso Oikarinen <juuso.oikarinen@nokia.com>2010-09-21 06:23:30 +0200
committerLuciano Coelho <luciano.coelho@nokia.com>2010-09-28 12:30:04 +0300
commit52a2a37550b604b3c3c7a044ff72d85b60165659 (patch)
treed248ea1d162a78372881cde5f2c22c9eb5b9ee67 /drivers/net
parent8c7f4f3166e16bb350bfc53955ea6cf9bfd34aab (diff)
downloadblackbird-op-linux-52a2a37550b604b3c3c7a044ff72d85b60165659.tar.gz
blackbird-op-linux-52a2a37550b604b3c3c7a044ff72d85b60165659.zip
wl1271: Separate interface removal to another function
Do this so the interface removal can be triggered from an upcoming hardware failure recovery mechanism. Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com> Reviewed-by: Teemu Paasikivi <ext-teemu.3.paasikivi@nokia.com> Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_main.c17
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_scan.c6
2 files changed, 17 insertions, 6 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 9ab4fc4f7b4b..e7f096fb6212 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -960,15 +960,10 @@ out:
return ret;
}
-static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
+static void __wl1271_op_remove_interface(struct wl1271 *wl)
{
- struct wl1271 *wl = hw->priv;
int i;
- cancel_work_sync(&wl->scan_complete_work);
-
- mutex_lock(&wl->mutex);
wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface");
wl1271_info("down");
@@ -994,6 +989,7 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
mutex_unlock(&wl->mutex);
+ cancel_work_sync(&wl->scan_complete_work);
cancel_work_sync(&wl->irq_work);
cancel_work_sync(&wl->tx_work);
cancel_delayed_work_sync(&wl->pspoll_work);
@@ -1039,7 +1035,16 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
wl->tx_res_if = NULL;
kfree(wl->target_mem_map);
wl->target_mem_map = NULL;
+}
+static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct wl1271 *wl = hw->priv;
+
+ mutex_lock(&wl->mutex);
+ WARN_ON(wl->vif != vif);
+ __wl1271_op_remove_interface(wl);
mutex_unlock(&wl->mutex);
}
diff --git a/drivers/net/wireless/wl12xx/wl1271_scan.c b/drivers/net/wireless/wl12xx/wl1271_scan.c
index 9f1da82ed8d6..20caceba435e 100644
--- a/drivers/net/wireless/wl12xx/wl1271_scan.c
+++ b/drivers/net/wireless/wl12xx/wl1271_scan.c
@@ -36,6 +36,12 @@ void wl1271_scan_complete_work(struct work_struct *work)
wl1271_debug(DEBUG_SCAN, "Scanning complete");
mutex_lock(&wl->mutex);
+
+ if (wl->scan.state == WL1271_SCAN_STATE_IDLE) {
+ mutex_unlock(&wl->mutex);
+ return;
+ }
+
wl->scan.state = WL1271_SCAN_STATE_IDLE;
kfree(wl->scan.scanned_ch);
wl->scan.scanned_ch = NULL;
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