mwifiex: add AES_CMAC support in key_material cmd
The sequence counter will be sent to firmware via key_material
command.
Signed-off-by: Ying Luo <luoy@marvell.com>
Signed-off-by: Stone Piao <piaoyun@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c
index a4a4a19..9af9692 100644
--- a/drivers/net/wireless/mwifiex/sta_cmd.c
+++ b/drivers/net/wireless/mwifiex/sta_cmd.c
@@ -621,23 +621,38 @@
return ret;
}
if (enc_key->key_len == WLAN_KEY_LEN_CCMP) {
- dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n");
- key_material->key_param_set.key_type_id =
- cpu_to_le16(KEY_TYPE_ID_AES);
- if (cmd_oid == KEY_INFO_ENABLED)
- key_material->key_param_set.key_info =
+ if (enc_key->is_igtk_key) {
+ dev_dbg(priv->adapter->dev, "cmd: CMAC_AES\n");
+ key_material->key_param_set.key_type_id =
+ cpu_to_le16(KEY_TYPE_ID_AES_CMAC);
+ if (cmd_oid == KEY_INFO_ENABLED)
+ key_material->key_param_set.key_info =
cpu_to_le16(KEY_ENABLED);
- else
- key_material->key_param_set.key_info =
+ else
+ key_material->key_param_set.key_info =
cpu_to_le16(!KEY_ENABLED);
- if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
+ key_material->key_param_set.key_info |=
+ cpu_to_le16(KEY_IGTK);
+ } else {
+ dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n");
+ key_material->key_param_set.key_type_id =
+ cpu_to_le16(KEY_TYPE_ID_AES);
+ if (cmd_oid == KEY_INFO_ENABLED)
+ key_material->key_param_set.key_info =
+ cpu_to_le16(KEY_ENABLED);
+ else
+ key_material->key_param_set.key_info =
+ cpu_to_le16(!KEY_ENABLED);
+
+ if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST)
/* AES pairwise key: unicast */
- key_material->key_param_set.key_info |=
+ key_material->key_param_set.key_info |=
cpu_to_le16(KEY_UNICAST);
- else /* AES group key: multicast */
- key_material->key_param_set.key_info |=
+ else /* AES group key: multicast */
+ key_material->key_param_set.key_info |=
cpu_to_le16(KEY_MCAST);
+ }
} else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) {
dev_dbg(priv->adapter->dev, "cmd: WPA_TKIP\n");
key_material->key_param_set.key_type_id =
@@ -668,6 +683,24 @@
key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN)
+ sizeof(struct mwifiex_ie_types_header);
+ if (le16_to_cpu(key_material->key_param_set.key_type_id) ==
+ KEY_TYPE_ID_AES_CMAC) {
+ struct mwifiex_cmac_param *param =
+ (void *)key_material->key_param_set.key;
+
+ memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN);
+ memcpy(param->key, enc_key->key_material,
+ enc_key->key_len);
+
+ key_param_len = sizeof(struct mwifiex_cmac_param);
+ key_material->key_param_set.key_len =
+ cpu_to_le16(key_param_len);
+ key_param_len += KEYPARAMSET_FIXED_LEN;
+ key_material->key_param_set.length =
+ cpu_to_le16(key_param_len);
+ key_param_len += sizeof(struct mwifiex_ie_types_header);
+ }
+
cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN
+ key_param_len);