cfg80211: add P2P Notice of Absence attribute

Add P2P Notice of Absence attribute structure.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 4cf0c9e4dd99..d10b5bba3268 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -1027,6 +1027,26 @@ enum ieee80211_p2p_attr_id {
         IEEE80211_P2P_ATTR_MAX
 };
 
+/* Notice of Absence attribute - described in P2P spec 4.1.14 */
+/* Typical max value used here */
+#define IEEE80211_P2P_NOA_DESC_MAX      4
+
+struct ieee80211_p2p_noa_desc {
+        u8 count;
+        __le32 duration;
+        __le32 interval;
+        __le32 start_time;
+} __packed;
+
+struct ieee80211_p2p_noa_attr {
+        u8 index;
+        u8 oppps_ctwindow;
+        struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
+} __packed;
+
+#define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
+#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
+
 /**
  * struct ieee80211_bar - HT Block Ack Request
  *