From 92671eb95c5935121801730293689710e3850afa Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Sat, 13 Jul 2019 17:09:01 +0200 Subject: [PATCH] mt76: mt7615: move mt7615_mac_get_key_info in mac.c This is a preliminary patch to update wtbl key directly from host processor Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 35 +++++++++++++++++++++++++ drivers/net/wireless/mediatek/mt76/mt7615/mac.h | 19 ++++++++++++++ drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 35 +------------------------ drivers/net/wireless/mediatek/mt76/mt7615/mcu.h | 15 ----------- 4 files changed, 55 insertions(+), 49 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index b3e8ee06a783..53937573662f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -586,6 +586,41 @@ void mt7615_mac_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta, sta->rate_count = 2 * MT7615_RATE_RETRY * n_rates; sta->wcid.tx_info |= MT_WCID_TX_INFO_SET; } + +enum mt7615_cipher_type +mt7615_mac_get_key_info(struct ieee80211_key_conf *key, + u8 *key_data) +{ + if (!key || key->keylen > 32) + return MT_CIPHER_NONE; + + memcpy(key_data, key->key, key->keylen); + + switch (key->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + return MT_CIPHER_WEP40; + case WLAN_CIPHER_SUITE_WEP104: + return MT_CIPHER_WEP104; + case WLAN_CIPHER_SUITE_TKIP: + /* Rx/Tx MIC keys are swapped */ + memcpy(key_data + 16, key->key + 24, 8); + memcpy(key_data + 24, key->key + 16, 8); + return MT_CIPHER_TKIP; + case WLAN_CIPHER_SUITE_CCMP: + return MT_CIPHER_AES_CCMP; + case WLAN_CIPHER_SUITE_CCMP_256: + return MT_CIPHER_CCMP_256; + case WLAN_CIPHER_SUITE_GCMP: + return MT_CIPHER_GCMP; + case WLAN_CIPHER_SUITE_GCMP_256: + return MT_CIPHER_GCMP_256; + case WLAN_CIPHER_SUITE_SMS4: + return MT_CIPHER_WAPI; + default: + return MT_CIPHER_NONE; + } +} + int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, enum mt76_txq_id qid, struct mt76_wcid *wcid, struct ieee80211_sta *sta, diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h index b00ce8db58e9..358ab51270f0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h @@ -302,4 +302,23 @@ struct mt7615_tx_free { #define MT_TXS6_F1_RCPI_1 GENMASK(15, 8) #define MT_TXS6_F1_RCPI_0 GENMASK(7, 0) +enum mt7615_cipher_type { + MT_CIPHER_NONE, + MT_CIPHER_WEP40, + MT_CIPHER_TKIP, + MT_CIPHER_TKIP_NO_MIC, + MT_CIPHER_AES_CCMP, + MT_CIPHER_WEP104, + MT_CIPHER_BIP_CMAC_128, + MT_CIPHER_WEP128, + MT_CIPHER_WAPI, + MT_CIPHER_CCMP_256 = 10, + MT_CIPHER_GCMP, + MT_CIPHER_GCMP_256, +}; + +enum mt7615_cipher_type +mt7615_mac_get_key_info(struct ieee80211_key_conf *key, + u8 *key_data); + #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index e57b51290c61..e05ef57441a2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -877,39 +877,6 @@ int mt7615_mcu_set_bss_info(struct mt7615_dev *dev, return ret; } -static enum mt7615_cipher_type -mt7615_get_key_info(struct ieee80211_key_conf *key, u8 *key_data) -{ - if (!key || key->keylen > 32) - return MT_CIPHER_NONE; - - memcpy(key_data, key->key, key->keylen); - - switch (key->cipher) { - case WLAN_CIPHER_SUITE_WEP40: - return MT_CIPHER_WEP40; - case WLAN_CIPHER_SUITE_WEP104: - return MT_CIPHER_WEP104; - case WLAN_CIPHER_SUITE_TKIP: - /* Rx/Tx MIC keys are swapped */ - memcpy(key_data + 16, key->key + 24, 8); - memcpy(key_data + 24, key->key + 16, 8); - return MT_CIPHER_TKIP; - case WLAN_CIPHER_SUITE_CCMP: - return MT_CIPHER_AES_CCMP; - case WLAN_CIPHER_SUITE_CCMP_256: - return MT_CIPHER_CCMP_256; - case WLAN_CIPHER_SUITE_GCMP: - return MT_CIPHER_GCMP; - case WLAN_CIPHER_SUITE_GCMP_256: - return MT_CIPHER_GCMP_256; - case WLAN_CIPHER_SUITE_SMS4: - return MT_CIPHER_WAPI; - default: - return MT_CIPHER_NONE; - } -} - int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid, struct ieee80211_key_conf *key, enum set_key_cmd cmd) @@ -933,7 +900,7 @@ int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid, if (cmd == SET_KEY) { u8 cipher; - cipher = mt7615_get_key_info(key, req.key.key_material); + cipher = mt7615_mac_get_key_info(key, req.key.key_material); if (cipher == MT_CIPHER_NONE) return -EOPNOTSUPP; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h index 17d22bfb1722..ef0cd81b822a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h @@ -288,21 +288,6 @@ struct wtbl_hdr_trans { u8 rsv; } __packed; -enum mt7615_cipher_type { - MT_CIPHER_NONE, - MT_CIPHER_WEP40, - MT_CIPHER_TKIP, - MT_CIPHER_TKIP_NO_MIC, - MT_CIPHER_AES_CCMP, - MT_CIPHER_WEP104, - MT_CIPHER_BIP_CMAC_128, - MT_CIPHER_WEP128, - MT_CIPHER_WAPI, - MT_CIPHER_CCMP_256 = 10, - MT_CIPHER_GCMP, - MT_CIPHER_GCMP_256, -}; - struct wtbl_sec_key { __le16 tag; __le16 len; -- 2.11.0