From 0211ddda9deb681a804572936cd49e466a1aa88b Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Mon, 14 Apr 2008 21:16:07 -0700 Subject: iwlwifi: add 1X HW WEP support This patch adds support for HW encryption/decryption in 1X WEP. Signed-off-by: Emmanuel Grumbach Signed-off-by: Tomas Winkler Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-sta.c | 47 ++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) (limited to 'drivers/net/wireless/iwlwifi/iwl-sta.c') diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index a48e228e2ff..cb964196ad2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -35,6 +35,7 @@ #include "iwl-sta.h" #include "iwl-io.h" #include "iwl-helpers.h" +#include "iwl-4965.h" int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty) { @@ -117,3 +118,49 @@ int iwl_set_default_wep_key(struct iwl_priv *priv, return ret; } +int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv, + struct ieee80211_key_conf *keyconf, + u8 sta_id) +{ + unsigned long flags; + __le16 key_flags = 0; + int ret; + + keyconf->flags &= ~IEEE80211_KEY_FLAG_GENERATE_IV; + keyconf->hw_key_idx = keyconf->keyidx; + + key_flags |= (STA_KEY_FLG_WEP | STA_KEY_FLG_MAP_KEY_MSK); + key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS); + key_flags &= ~STA_KEY_FLG_INVALID; + + if (keyconf->keylen == WEP_KEY_LEN_128) + key_flags |= STA_KEY_FLG_KEY_SIZE_MSK; + + if (sta_id == priv->hw_setting.bcast_sta_id) + key_flags |= STA_KEY_MULTICAST_MSK; + + spin_lock_irqsave(&priv->sta_lock, flags); + + priv->stations[sta_id].keyinfo.alg = keyconf->alg; + priv->stations[sta_id].keyinfo.keylen = keyconf->keylen; + priv->stations[sta_id].keyinfo.keyidx = keyconf->keyidx; + + memcpy(priv->stations[sta_id].keyinfo.key, + keyconf->key, keyconf->keylen); + + memcpy(&priv->stations[sta_id].sta.key.key[3], + keyconf->key, keyconf->keylen); + + priv->stations[sta_id].sta.key.key_offset = sta_id % 8; /* FIXME */ + priv->stations[sta_id].sta.key.key_flags = key_flags; + + priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK; + priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; + + ret = iwl4965_send_add_station(priv, + &priv->stations[sta_id].sta, CMD_ASYNC); + + spin_unlock_irqrestore(&priv->sta_lock, flags); + + return ret; +} -- cgit v1.2.3