1 files changed, 30 insertions, 0 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f20da7d63b1e..8b8e4b893625 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -752,6 +752,21 @@ enum wiphy_params_flags {
 };
 
 /**
+ * enum tx_power_setting - TX power adjustment
+ *
+ * @TX_POWER_AUTOMATIC: the dbm parameter is ignored
+ * @TX_POWER_LIMITED: limit TX power by the dbm parameter
+ * @TX_POWER_FIXED: fix TX power to the dbm parameter
+ * @TX_POWER_OFF: turn off completely (will go away)
+ */
+enum tx_power_setting {
+        TX_POWER_AUTOMATIC,
+        TX_POWER_LIMITED,
+        TX_POWER_FIXED,
+        TX_POWER_OFF,
+};
+
+/**
  * struct cfg80211_ops - backend description for wireless configuration
  *
  * This struct is registered by fullmac card drivers and/or wireless stacks
@@ -837,6 +852,11 @@ enum wiphy_params_flags {
  *      @changed bitfield (see &enum wiphy_params_flags) describes which values
  *      have changed. The actual parameter values are available in
  *      struct wiphy. If returning an error, no value should be changed.
+ *
+ * @set_tx_power: set the transmit power according to the parameters
+ * @get_tx_power: store the current TX power into the dbm variable;
+ *      return 0 if successful; or -ENETDOWN if successful but power
+ *      is disabled (this will go away)
  */
 struct cfg80211_ops {
         int     (*suspend)(struct wiphy *wiphy);
@@ -928,6 +948,10 @@ struct cfg80211_ops {
         int     (*leave_ibss)(struct wiphy *wiphy, struct net_device *dev);
 
         int     (*set_wiphy_params)(struct wiphy *wiphy, u32 changed);
+
+        int     (*set_tx_power)(struct wiphy *wiphy,
+                                enum tx_power_setting type, int dbm);
+        int     (*get_tx_power)(struct wiphy *wiphy, int *dbm);
 };
 
 /*
@@ -1451,6 +1475,12 @@ int cfg80211_wext_siwencode(struct net_device *dev,
 int cfg80211_wext_giwencode(struct net_device *dev,
                             struct iw_request_info *info,
                             struct iw_point *erq, char *keybuf);
+int cfg80211_wext_siwtxpower(struct net_device *dev,
+                             struct iw_request_info *info,
+                             union iwreq_data *data, char *keybuf);
+int cfg80211_wext_giwtxpower(struct net_device *dev,
+                             struct iw_request_info *info,
+                             union iwreq_data *data, char *keybuf);
 
 /*
  * callbacks for asynchronous cfg80211 methods, notification