cfg80211: add flags to cfg80211_rx_mgmt()

Add flags intended to report various auxiliary information
and introduce the NL80211_RXMGMT_FLAG_ANSWERED flag to report
that the frame was already answered by the device.

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
[REPLIED->ANSWERED, reword commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 1f42bc3dcb9c..fde2c021b26d 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1493,6 +1493,9 @@ enum nl80211_commands {
  * @NL80211_ATTR_CSA_C_OFF_PRESP: Offset of the channel switch counter
  *      field in the probe response (%NL80211_ATTR_PROBE_RESP).
  *
+ * @NL80211_ATTR_RXMGMT_FLAGS: flags for nl80211_send_mgmt(), u32.
+ *      As specified in the &enum nl80211_rxmgmt_flags.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -1801,6 +1804,8 @@ enum nl80211_attrs {
         NL80211_ATTR_CSA_C_OFF_BEACON,
         NL80211_ATTR_CSA_C_OFF_PRESP,
 
+        NL80211_ATTR_RXMGMT_FLAGS,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -3901,4 +3906,15 @@ enum nl80211_crit_proto_id {
 /* maximum duration for critical protocol measures */
 #define NL80211_CRIT_PROTO_MAX_DURATION         5000 /* msec */
 
+/**
+ * enum nl80211_rxmgmt_flags - flags for received management frame.
+ *
+ * Used by cfg80211_rx_mgmt()
+ *
+ * @NL80211_RXMGMT_FLAG_ANSWERED: frame was answered by device/driver.
+ */
+enum nl80211_rxmgmt_flags {
+        NL80211_RXMGMT_FLAG_ANSWERED = 1 << 0,
+};
+
 #endif /* __LINUX_NL80211_H */