1 files changed, 38 insertions, 1 deletions

diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index 79a382877641..efe3c5c92b2d 100644
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -31,7 +31,7 @@ static ssize_t name ## _show(struct device *dev,			\
         return sprintf(buf, fmt "\n", dev_to_rdev(dev)->member);        \
 }
 
-SHOW_FMT(index, "%d", idx);
+SHOW_FMT(index, "%d", wiphy_idx);
 SHOW_FMT(macaddress, "%pM", wiphy.perm_addr);
 
 static struct device_attribute ieee80211_dev_attrs[] = {
@@ -55,6 +55,41 @@ static int wiphy_uevent(struct device *dev, struct kobj_uevent_env *env)
 }
 #endif
 
+static int wiphy_suspend(struct device *dev, pm_message_t state)
+{
+        struct cfg80211_registered_device *rdev = dev_to_rdev(dev);
+        int ret = 0;
+
+        rdev->suspend_at = get_seconds();
+
+        if (rdev->ops->suspend) {
+                rtnl_lock();
+                ret = rdev->ops->suspend(&rdev->wiphy);
+                rtnl_unlock();
+        }
+
+        return ret;
+}
+
+static int wiphy_resume(struct device *dev)
+{
+        struct cfg80211_registered_device *rdev = dev_to_rdev(dev);
+        int ret = 0;
+
+        /* Age scan results with time spent in suspend */
+        spin_lock_bh(&rdev->bss_lock);
+        cfg80211_bss_age(rdev, get_seconds() - rdev->suspend_at);
+        spin_unlock_bh(&rdev->bss_lock);
+
+        if (rdev->ops->resume) {
+                rtnl_lock();
+                ret = rdev->ops->resume(&rdev->wiphy);
+                rtnl_unlock();
+        }
+
+        return ret;
+}
+
 struct class ieee80211_class = {
         .name = "ieee80211",
         .owner = THIS_MODULE,
@@ -63,6 +98,8 @@ struct class ieee80211_class = {
 #ifdef CONFIG_HOTPLUG
         .dev_uevent = wiphy_uevent,
 #endif
+        .suspend = wiphy_suspend,
+        .resume = wiphy_resume,
 };
 
 int wiphy_sysfs_init(void)