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| author | Arik Nemtsov | 2011-10-23 08:21:41 +0200 |
|---|---|---|
| committer | John W. Linville | 2011-11-08 21:54:27 +0100 |
| commit | 077a9154898b374f20555adc3f620cccd02581d6 (patch) | |
| tree | 77549521a0633899874a2b7f694f240cd7e61414 /include/net/mac80211.h | |
| parent | nl80211: clean up genlmsg_end uses (diff) | |
| download | kernel-qcow2-linux-077a9154898b374f20555adc3f620cccd02581d6.tar.gz kernel-qcow2-linux-077a9154898b374f20555adc3f620cccd02581d6.tar.xz kernel-qcow2-linux-077a9154898b374f20555adc3f620cccd02581d6.zip | |
mac80211: support adding IV-room in the skb for CCMP keys
Some cards can generate CCMP IVs in HW, but require the space for the IV
to be pre-allocated in the frame at the correct offset. Add a key flag
that allows us to achieve this.
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net/mac80211.h')
| -rw-r--r-- | include/net/mac80211.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index dc1123aa8181..f4e0ab49db20 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -901,6 +901,10 @@ static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif) * @IEEE80211_KEY_FLAG_SW_MGMT: This flag should be set by the driver for a * CCMP key if it requires CCMP encryption of management frames (MFP) to * be done in software. + * @IEEE80211_KEY_FLAG_PUT_IV_SPACE: This flag should be set by the driver + * for a CCMP key if space should be prepared for the IV, but the IV + * itself should not be generated. Do not set together with + * @IEEE80211_KEY_FLAG_GENERATE_IV on the same key. */ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_WMM_STA = 1<<0, @@ -908,6 +912,7 @@ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_GENERATE_MMIC= 1<<2, IEEE80211_KEY_FLAG_PAIRWISE = 1<<3, IEEE80211_KEY_FLAG_SW_MGMT = 1<<4, + IEEE80211_KEY_FLAG_PUT_IV_SPACE = 1<<5, }; /** |