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carl9170: connect to 11w protected networks

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Previously, it was not possible to connect to
networks which requires 11w to be supported by
the stations.

While the documentation hints that there's some
hardware support for offloading MFP "decryption",
this simple implementation relies on the mac80211
stack to do the actual crypto operations.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Christian Lamparter 2012-09-02 14:25:50 +02:00 committed by John W. Linville
parent 960334a7d3
commit e37b674156
2 changed files with 4 additions and 1 deletions
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3
drivers/net/wireless/ath/carl9170/mac.c
View file

@ -304,7 +304,8 @@ int carl9170_set_operating_mode(struct ar9170 *ar)
struct ath_common *common = &ar->common;
u8 *mac_addr, *bssid;
u32 cam_mode = AR9170_MAC_CAM_DEFAULTS;
u32 enc_mode = AR9170_MAC_ENCRYPTION_DEFAULTS;
u32 enc_mode = AR9170_MAC_ENCRYPTION_DEFAULTS |
AR9170_MAC_ENCRYPTION_MGMT_RX_SOFTWARE;
u32 rx_ctrl = AR9170_MAC_RX_CTRL_DEAGG |
AR9170_MAC_RX_CTRL_SHORT_FILTER;
u32 sniffer = AR9170_MAC_SNIFFER_DEFAULTS;

2
drivers/net/wireless/ath/carl9170/main.c
View file

@ -1149,6 +1149,7 @@ static int carl9170_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
break;
case WLAN_CIPHER_SUITE_CCMP:
ktype = AR9170_ENC_ALG_AESCCMP;
key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
break;
default:
return -EOPNOTSUPP;
@ -1780,6 +1781,7 @@ void *carl9170_alloc(size_t priv_size)
hw->wiphy->interface_modes = 0;
hw->flags |= IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_MFP_CAPABLE |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |