2 files changed, 37 insertions, 0 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index d6cfacc3ce4..2f387880640 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1245,6 +1245,12 @@ enum nl80211_commands {
  * @NL80211_ATTR_BG_SCAN_PERIOD: Background scan period in seconds
  *      or 0 to disable background scan.
  *
+ * @NL80211_ATTR_USER_REG_HINT_TYPE: type of regulatory hint passed from
+ *      userspace. If unset it is assumed the hint comes directly from
+ *      a user. If set code could specify exactly what type of source
+ *      was used to provide the hint. For the different types of
+ *      allowed user regulatory hints see nl80211_user_reg_hint_type.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -1498,6 +1504,8 @@ enum nl80211_attrs {
 
         NL80211_ATTR_WDEV,
 
+        NL80211_ATTR_USER_REG_HINT_TYPE,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -2061,6 +2069,26 @@ enum nl80211_dfs_regions {
 };
 
 /**
+ * enum nl80211_user_reg_hint_type - type of user regulatory hint
+ *
+ * @NL80211_USER_REG_HINT_USER: a user sent the hint. This is always
+ *      assumed if the attribute is not set.
+ * @NL80211_USER_REG_HINT_CELL_BASE: the hint comes from a cellular
+ *      base station. Device drivers that have been tested to work
+ *      properly to support this type of hint can enable these hints
+ *      by setting the NL80211_FEATURE_CELL_BASE_REG_HINTS feature
+ *      capability on the struct wiphy. The wireless core will
+ *      ignore all cell base station hints until at least one device
+ *      present has been registered with the wireless core that
+ *      has listed NL80211_FEATURE_CELL_BASE_REG_HINTS as a
+ *      supported feature.
+ */
+enum nl80211_user_reg_hint_type {
+        NL80211_USER_REG_HINT_USER      = 0,
+        NL80211_USER_REG_HINT_CELL_BASE = 1,
+};
+
+/**
  * enum nl80211_survey_info - survey information
  *
  * These attribute types are used with %NL80211_ATTR_SURVEY_INFO
@@ -2963,11 +2991,15 @@ enum nl80211_ap_sme_features {
  * @NL80211_FEATURE_HT_IBSS: This driver supports IBSS with HT datarates.
  * @NL80211_FEATURE_INACTIVITY_TIMER: This driver takes care of freeing up
  *      the connected inactive stations in AP mode.
+ * @NL80211_FEATURE_CELL_BASE_REG_HINTS: This driver has been tested
+ *      to work properly to suppport receiving regulatory hints from
+ *      cellular base stations.
  */
 enum nl80211_feature_flags {
         NL80211_FEATURE_SK_TX_STATUS    = 1 << 0,
         NL80211_FEATURE_HT_IBSS         = 1 << 1,
         NL80211_FEATURE_INACTIVITY_TIMER = 1 << 2,
+        NL80211_FEATURE_CELL_BASE_REG_HINTS = 1 << 3,
 };
 
 /**
diff --git a/include/net/regulatory.h b/include/net/regulatory.h
index a5f79933e21..7dcaa2794fd 100644
--- a/include/net/regulatory.h
+++ b/include/net/regulatory.h
@@ -52,6 +52,10 @@ enum environment_cap {
  *      DFS master operation on a known DFS region (NL80211_DFS_*),
  *      dfs_region represents that region. Drivers can use this and the
  *      @alpha2 to adjust their device's DFS parameters as required.
+ * @user_reg_hint_type: if the @initiator was of type
+ *      %NL80211_REGDOM_SET_BY_USER, this classifies the type
+ *      of hint passed. This could be any of the %NL80211_USER_REG_HINT_*
+ *      types.
  * @intersect: indicates whether the wireless core should intersect
  *      the requested regulatory domain with the presently set regulatory
  *      domain.
@@ -70,6 +74,7 @@ enum environment_cap {
 struct regulatory_request {
         int wiphy_idx;
         enum nl80211_reg_initiator initiator;
+        enum nl80211_user_reg_hint_type user_reg_hint_type;
         char alpha2[2];
         u8 dfs_region;
         bool intersect;