mac80211: use cipher suite selectors
Currently, mac80211 translates the cfg80211
cipher suite selectors into ALG_* values.
That isn't all too useful, and some drivers
benefit from the distinction between WEP40
and WEP104 as well. Therefore, convert it
all to use the cipher suite selectors.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c
index c86f7d3..3100c87 100644
--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -46,12 +46,17 @@
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
if (tx_info->control.hw_key) {
- if (tx_info->control.hw_key->alg == ALG_WEP)
+ switch (tx_info->control.hw_key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
return ATH9K_KEY_TYPE_WEP;
- else if (tx_info->control.hw_key->alg == ALG_TKIP)
+ case WLAN_CIPHER_SUITE_TKIP:
return ATH9K_KEY_TYPE_TKIP;
- else if (tx_info->control.hw_key->alg == ALG_CCMP)
+ case WLAN_CIPHER_SUITE_CCMP:
return ATH9K_KEY_TYPE_AES;
+ default:
+ break;
+ }
}
return ATH9K_KEY_TYPE_CLEAR;
@@ -212,11 +217,11 @@
}
static int ath_reserve_key_cache_slot(struct ath_common *common,
- enum ieee80211_key_alg alg)
+ u32 cipher)
{
int i;
- if (alg == ALG_TKIP)
+ if (cipher == WLAN_CIPHER_SUITE_TKIP)
return ath_reserve_key_cache_slot_tkip(common);
/* First, try to find slots that would not be available for TKIP. */
@@ -293,14 +298,15 @@
memset(&hk, 0, sizeof(hk));
- switch (key->alg) {
- case ALG_WEP:
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
hk.kv_type = ATH9K_CIPHER_WEP;
break;
- case ALG_TKIP:
+ case WLAN_CIPHER_SUITE_TKIP:
hk.kv_type = ATH9K_CIPHER_TKIP;
break;
- case ALG_CCMP:
+ case WLAN_CIPHER_SUITE_CCMP:
hk.kv_type = ATH9K_CIPHER_AES_CCM;
break;
default:
@@ -316,7 +322,7 @@
memcpy(gmac, vif->addr, ETH_ALEN);
gmac[0] |= 0x01;
mac = gmac;
- idx = ath_reserve_key_cache_slot(common, key->alg);
+ idx = ath_reserve_key_cache_slot(common, key->cipher);
break;
case NL80211_IFTYPE_ADHOC:
if (!sta) {
@@ -326,7 +332,7 @@
memcpy(gmac, sta->addr, ETH_ALEN);
gmac[0] |= 0x01;
mac = gmac;
- idx = ath_reserve_key_cache_slot(common, key->alg);
+ idx = ath_reserve_key_cache_slot(common, key->cipher);
break;
default:
idx = key->keyidx;
@@ -348,13 +354,13 @@
return -EOPNOTSUPP;
mac = sta->addr;
- idx = ath_reserve_key_cache_slot(common, key->alg);
+ idx = ath_reserve_key_cache_slot(common, key->cipher);
}
if (idx < 0)
return -ENOSPC; /* no free key cache entries */
- if (key->alg == ALG_TKIP)
+ if (key->cipher == WLAN_CIPHER_SUITE_TKIP)
ret = ath_setkey_tkip(common, idx, key->key, &hk, mac,
vif->type == NL80211_IFTYPE_AP);
else
@@ -364,7 +370,7 @@
return -EIO;
set_bit(idx, common->keymap);
- if (key->alg == ALG_TKIP) {
+ if (key->cipher == WLAN_CIPHER_SUITE_TKIP) {
set_bit(idx + 64, common->keymap);
if (common->splitmic) {
set_bit(idx + 32, common->keymap);
@@ -389,7 +395,7 @@
return;
clear_bit(key->hw_key_idx, common->keymap);
- if (key->alg != ALG_TKIP)
+ if (key->cipher != WLAN_CIPHER_SUITE_TKIP)
return;
clear_bit(key->hw_key_idx + 64, common->keymap);