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-rw-r--r--include/linux/ieee80211.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 3b1f6cef9513..b118744d3382 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -7,6 +7,7 @@
* Copyright (c) 2005, Devicescape Software, Inc.
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
* Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
+ * Copyright (c) 2016 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -163,6 +164,9 @@ static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
#define IEEE80211_MAX_FRAME_LEN 2352
+/* Maximal size of an A-MSDU that can be transported in a HT BA session */
+#define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
+
/* Maximal size of an A-MSDU */
#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
@@ -637,6 +641,16 @@ 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;
@@ -1011,6 +1025,16 @@ struct ieee80211_mgmt {
u8 tpc_elem_length;
struct ieee80211_tpc_report_ie tpc;
} __packed tpc_report;
+ struct {
+ u8 action_code;
+ u8 dialog_token;
+ u8 follow_up;
+ u8 tod[6];
+ u8 toa[6];
+ __le16 tod_error;
+ __le16 toa_error;
+ u8 variable[0];
+ } __packed ftm;
} u;
} __packed action;
} u;