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authorJouni Malinen <jouni@qca.qualcomm.com>2015-01-24 19:52:06 +0200
committerJohannes Berg <johannes.berg@intel.com>2015-01-27 11:06:09 +0100
commit00b9cfa3ff38401bd70c34b250ca13e5ea347b4a (patch)
tree1c3564bf28a6f4b49140a5e023520a1dc658d5c6 /net/mac80211/cfg.c
parentcfcf1682c4ca8f601a4702255958e0b1c9aa12cc (diff)
downloadlinux-00b9cfa3ff38401bd70c34b250ca13e5ea347b4a.tar.bz2
mac80111: Add GCMP and GCMP-256 ciphers
This allows mac80211 to configure GCMP and GCMP-256 to the driver and also use software-implementation within mac80211 when the driver does not support this with hardware accelaration. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> [remove a spurious newline] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a777114d663b..1c1d061cff56 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -164,6 +164,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
case WLAN_CIPHER_SUITE_CCMP:
case WLAN_CIPHER_SUITE_AES_CMAC:
case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_GCMP_256:
break;
default:
cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type);
@@ -369,6 +370,18 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
params.seq = seq;
params.seq_len = 6;
break;
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ pn64 = atomic64_read(&key->u.gcmp.tx_pn);
+ seq[0] = pn64;
+ seq[1] = pn64 >> 8;
+ seq[2] = pn64 >> 16;
+ seq[3] = pn64 >> 24;
+ seq[4] = pn64 >> 32;
+ seq[5] = pn64 >> 40;
+ params.seq = seq;
+ params.seq_len = 6;
+ break;
}
params.key = key->conf.key;