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mwifiex: cfg80211 set_default_mgmt_key handler

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Previously device used to start using IGTK key as Tx key as soon as it
gets downloaded in add_key(). This patch implements set_default_mgmt_key
handler. We will update Tx key ID in set_default_mgmt_key().

Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ganapathi Bhat 2016-09-20 18:46:23 +05:30 committed by Kalle Valo
parent 33e40d025e
commit 89951db2be
4 changed files with 31 additions and 0 deletions
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24
drivers/net/wireless/marvell/mwifiex/cfg80211.c
View File

@ -483,6 +483,29 @@ mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
return 0;
}
/*
* CFG802.11 operation handler to set default mgmt key.
*/
static int
mwifiex_cfg80211_set_default_mgmt_key(struct wiphy *wiphy,
struct net_device *netdev,
u8 key_index)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev);
struct mwifiex_ds_encrypt_key encrypt_key;
wiphy_dbg(wiphy, "set default mgmt key, key index=%d\n", key_index);
memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key));
encrypt_key.key_len = WLAN_KEY_LEN_CCMP;
encrypt_key.key_index = key_index;
encrypt_key.is_igtk_def_key = true;
eth_broadcast_addr(encrypt_key.mac_addr);
return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
HostCmd_ACT_GEN_SET, true, &encrypt_key, true);
}
/*
* This function sends domain information to the firmware.
*
@ -4082,6 +4105,7 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = {
.leave_ibss = mwifiex_cfg80211_leave_ibss,
.add_key = mwifiex_cfg80211_add_key,
.del_key = mwifiex_cfg80211_del_key,
.set_default_mgmt_key = mwifiex_cfg80211_set_default_mgmt_key,
.mgmt_tx = mwifiex_cfg80211_mgmt_tx,
.mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register,
.remain_on_channel = mwifiex_cfg80211_remain_on_channel,

1
drivers/net/wireless/marvell/mwifiex/fw.h
View File

@ -78,6 +78,7 @@ enum KEY_TYPE_ID {
KEY_TYPE_ID_AES,
KEY_TYPE_ID_WAPI,
KEY_TYPE_ID_AES_CMAC,
KEY_TYPE_ID_AES_CMAC_DEF,
};
#define WPA_PN_SIZE 8

1
drivers/net/wireless/marvell/mwifiex/ioctl.h
View File

@ -260,6 +260,7 @@ struct mwifiex_ds_encrypt_key {
u8 is_igtk_key;
u8 is_current_wep_key;
u8 is_rx_seq_valid;
u8 is_igtk_def_key;
};
struct mwifiex_power_cfg {

5
drivers/net/wireless/marvell/mwifiex/sta_cmd.c
View File

@ -598,6 +598,11 @@ static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv,
memcpy(km->key_param_set.key_params.cmac_aes.key,
enc_key->key_material, enc_key->key_len);
len += sizeof(struct mwifiex_cmac_aes_param);
} else if (enc_key->is_igtk_def_key) {
mwifiex_dbg(adapter, INFO,
"%s: Set CMAC default Key index\n", __func__);
km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC_DEF;
km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK;
} else {
mwifiex_dbg(adapter, INFO,
"%s: Set AES Key\n", __func__);