mac80211: add get TID helper

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

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 31c59eac2b59fea407bdbeab861d45c93a9fdc0d..e9efbafd24fa461a69cda813e7ee9850850d6991 100644 (file)
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -8,6 +8,7 @@
  * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
  * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright (c) 2018        Intel Corporation
  *
  * 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
@@ -897,33 +898,33 @@ struct ieee80211_mgmt {
                        __le16 status_code;
                        /* possibly followed by Challenge text */
                        u8 variable[0];
-               } __packed auth;
+               } __packed __aligned(4) auth;
                struct {
                        __le16 reason_code;
-               } __packed deauth;
+               } __packed __aligned(4) deauth;
                struct {
                        __le16 capab_info;
                        __le16 listen_interval;
                        /* followed by SSID and Supported rates */
                        u8 variable[0];
-               } __packed assoc_req;
+               } __packed __aligned(4) assoc_req;
                struct {
                        __le16 capab_info;
                        __le16 status_code;
                        __le16 aid;
                        /* followed by Supported rates */
                        u8 variable[0];
-               } __packed assoc_resp, reassoc_resp;
+               } __packed __aligned(4) assoc_resp, reassoc_resp;
                struct {
                        __le16 capab_info;
                        __le16 listen_interval;
                        u8 current_ap[6];
                        /* followed by SSID and Supported rates */
                        u8 variable[0];
-               } __packed reassoc_req;
+               } __packed __aligned(4) reassoc_req;
                struct {
                        __le16 reason_code;
-               } __packed disassoc;
+               } __packed __aligned(4) disassoc;
                struct {
                        __le64 timestamp;
                        __le16 beacon_int;
@@ -931,11 +932,11 @@ struct ieee80211_mgmt {
                        /* followed by some of SSID, Supported rates,
                         * FH Params, DS Params, CF Params, IBSS Params, TIM */
                        u8 variable[0];
-               } __packed beacon;
+               } __packed __aligned(4) beacon;
                struct {
                        /* only variable items: SSID, Supported rates */
                        u8 variable[0];
-               } __packed probe_req;
+               } __packed __aligned(4) probe_req;
                struct {
                        __le64 timestamp;
                        __le16 beacon_int;
@@ -943,7 +944,7 @@ struct ieee80211_mgmt {
                        /* followed by some of SSID, Supported rates,
                         * FH Params, DS Params, CF Params, IBSS Params */
                        u8 variable[0];
-               } __packed probe_resp;
+               } __packed __aligned(4) probe_resp;
                struct {
                        u8 category;
                        union {
@@ -1041,8 +1042,8 @@ struct ieee80211_mgmt {
                                        u8 variable[0];
                                } __packed ftm;
                        } u;
-               } __packed action;
-       } u;
+               } __packed __aligned(4) action;
+       } u __aligned(2);
 } __packed __aligned(2);
 
 /* Supported rates membership selectors */
@@ -1245,7 +1246,7 @@ struct ieee80211_bar {
        __u8 ta[6];
        __le16 control;
        __le16 start_seq_num;
-} __packed __aligned(4);
+} __packed __aligned(2);
 
 /* 802.11 BA(R) control masks */
 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL   0x0000
@@ -2129,7 +2130,7 @@ enum ieee80211_key_len {
 #define FILS_ERP_MAX_REALM_LEN         253
 #define FILS_ERP_MAX_RRK_LEN           64
 
-#define PMK_MAX_LEN                    48
+#define PMK_MAX_LEN                    64
 
 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
 enum ieee80211_pub_actioncode {
@@ -2518,6 +2519,17 @@ static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
                return (u8 *)hdr + 24;
 }
 
+/**
+ * ieee80211_get_tid - get qos TID
+ * @hdr: the frame
+ */
+static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
+{
+       u8 *qc = ieee80211_get_qos_ctl(hdr);
+
+       return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
+}
+
 /**
  * ieee80211_get_SA - get pointer to SA
  * @hdr: the frame