3 files changed, 24 insertions, 3 deletions

diff --git a/drivers/net/wireless/rtl818x/rtl8180_dev.c b/drivers/net/wireless/rtl818x/rtl8180_dev.c
index 6c226c024dd9..5f887fb137a9 100644
--- a/drivers/net/wireless/rtl818x/rtl8180_dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180_dev.c
@@ -720,6 +720,17 @@ static int rtl8180_config_interface(struct ieee80211_hw *dev,
         return 0;
 }
 
+static void rtl8180_bss_info_changed(struct ieee80211_hw *dev,
+                                     struct ieee80211_vif *vif,
+                                     struct ieee80211_bss_conf *info,
+                                     u32 changed)
+{
+        struct rtl8180_priv *priv = dev->priv;
+
+        if (changed & BSS_CHANGED_ERP_SLOT && priv->rf->conf_erp)
+                priv->rf->conf_erp(dev, info);
+}
+
 static void rtl8180_configure_filter(struct ieee80211_hw *dev,
                                      unsigned int changed_flags,
                                      unsigned int *total_flags,
@@ -760,6 +771,7 @@ static const struct ieee80211_ops rtl8180_ops = {
         .remove_interface       = rtl8180_remove_interface,
         .config                 = rtl8180_config,
         .config_interface       = rtl8180_config_interface,
+        .bss_info_changed       = rtl8180_bss_info_changed,
         .configure_filter       = rtl8180_configure_filter,
 };
 
diff --git a/drivers/net/wireless/rtl818x/rtl8180_rtl8225.c b/drivers/net/wireless/rtl818x/rtl8180_rtl8225.c
index cd22781728a9..4d2be0d9672b 100644
--- a/drivers/net/wireless/rtl818x/rtl8180_rtl8225.c
+++ b/drivers/net/wireless/rtl818x/rtl8180_rtl8225.c
@@ -725,8 +725,14 @@ static void rtl8225_rf_set_channel(struct ieee80211_hw *dev,
 
         rtl8225_write(dev, 0x7, rtl8225_chan[chan - 1]);
         msleep(10);
+}
+
+static void rtl8225_rf_conf_erp(struct ieee80211_hw *dev,
+                                struct ieee80211_bss_conf *info)
+{
+        struct rtl8180_priv *priv = dev->priv;
 
-        if (conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) {
+        if (info->use_short_slot) {
                 rtl818x_iowrite8(priv, &priv->map->SLOT, 0x9);
                 rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22);
                 rtl818x_iowrite8(priv, &priv->map->DIFS, 0x14);
@@ -745,14 +751,16 @@ static const struct rtl818x_rf_ops rtl8225_ops = {
         .name           = "rtl8225",
         .init           = rtl8225_rf_init,
         .stop           = rtl8225_rf_stop,
-        .set_chan       = rtl8225_rf_set_channel
+        .set_chan       = rtl8225_rf_set_channel,
+        .conf_erp       = rtl8225_rf_conf_erp,
 };
 
 static const struct rtl818x_rf_ops rtl8225z2_ops = {
         .name           = "rtl8225z2",
         .init           = rtl8225z2_rf_init,
         .stop           = rtl8225_rf_stop,
-        .set_chan       = rtl8225_rf_set_channel
+        .set_chan       = rtl8225_rf_set_channel,
+        .conf_erp       = rtl8225_rf_conf_erp,
 };
 
 const struct rtl818x_rf_ops * rtl8180_detect_rf(struct ieee80211_hw *dev)
diff --git a/drivers/net/wireless/rtl818x/rtl818x.h b/drivers/net/wireless/rtl818x/rtl818x.h
index 3538b15211b1..34a5555cc19c 100644
--- a/drivers/net/wireless/rtl818x/rtl818x.h
+++ b/drivers/net/wireless/rtl818x/rtl818x.h
@@ -191,6 +191,7 @@ struct rtl818x_rf_ops {
         void (*init)(struct ieee80211_hw *);
         void (*stop)(struct ieee80211_hw *);
         void (*set_chan)(struct ieee80211_hw *, struct ieee80211_conf *);
+        void (*conf_erp)(struct ieee80211_hw *, struct ieee80211_bss_conf *);
 };
 
 /* Tx/Rx flags are common between RTL818X chips */