mac80211: add fast-rx path

[carl9170fw.git] / include / linux / ieee80211.h

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 633053047fbc070f4ee93815bfc58855ee2cb046..4c5a283dbff4b3bb3906aabc4d03aa67c46fde14 100644 (file)
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -644,6 +644,16 @@ static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
        return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 }
 
+/**
+ * ieee80211_is_frag - check if a frame is a fragment
+ * @hdr: 802.11 header of the frame
+ */
+static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
+{
+       return ieee80211_has_morefrags(hdr->frame_control) ||
+              hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
+}
+
 struct ieee80211s_hdr {
        u8 flags;
        u8 ttl;