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| author | Sara Sharon <sara.sharon@intel.com> | 2018-02-19 14:48:40 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2018-02-22 21:13:03 +0100 |
| commit | a1f2ba04cc92414b6b933289365eab878b0b2bf4 (patch) | |
| tree | ab2e4b79651071f5214a1632d5d72be6a2156428 /include/linux/ieee80211.h | |
| parent | 7299d6f7bfd1921c0cfb5e202155f1a5cfdb57d0 (diff) | |
| download | lwn-a1f2ba04cc92414b6b933289365eab878b0b2bf4.tar.gz lwn-a1f2ba04cc92414b6b933289365eab878b0b2bf4.zip | |
mac80211: add get TID helper
Extracting the TID from the QOS header is common enough
to justify helper.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/linux/ieee80211.h')
| -rw-r--r-- | include/linux/ieee80211.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index e4cba332b705..8fe7e4306816 100644 --- 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 @@ -2502,6 +2503,17 @@ static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) } /** + * 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 * |