korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2025-01-15 10:24:44 +08:00
Code Issues Packages Projects Releases Wiki Activity

mt76: mt7615: add set_key_cmd and mt76_wcid to mt7615_mac_wtbl_set_key signature

Browse Source 
Introduce set_key_cmd and mt76_wcid pointer to mt7615_mac_wtbl_set_key
signature and do not set key to NULL if cmd is DISABLE_KEY.
This is a preliminary patch to add BIP_CMAC_128 hw support to mt7615
driver

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2019-07-13 17:09:05 +02:00 committed by Felix Fietkau
parent 093733ca53
commit 27b8a900b2
3 changed files with 21 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/net/wireless/mediatek/mt76/mt7615/mac.c
View File

@ -594,9 +594,12 @@ void mt7615_mac_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta,
static enum mt7615_cipher_type
mt7615_mac_get_key_info(struct ieee80211_key_conf *key,
u8 *key_data)
u8 *key_data, enum set_key_cmd cmd)
{
if (!key || key->keylen > 32)
if (cmd == DISABLE_KEY)
return MT_CIPHER_NONE;
if (key->keylen > 32)
return MT_CIPHER_NONE;
memcpy(key_data, key->key, key->keylen);
@ -626,8 +629,9 @@ mt7615_mac_get_key_info(struct ieee80211_key_conf *key,
}
}
int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, int wcid,
struct ieee80211_key_conf *key)
int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid,
struct ieee80211_key_conf *key,
enum set_key_cmd cmd)
{
enum mt7615_cipher_type cipher;
u8 key_data[32] = {};
@ -640,13 +644,13 @@ int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, int wcid,
goto out;
}
cipher = mt7615_mac_get_key_info(key, key_data);
if (cipher == MT_CIPHER_NONE && key) {
cipher = mt7615_mac_get_key_info(key, key_data, cmd);
if (cipher == MT_CIPHER_NONE && cmd == SET_KEY) {
err = -EOPNOTSUPP;
goto out;
}
addr = mt7615_mac_wtbl_addr(wcid);
addr = mt7615_mac_wtbl_addr(wcid->idx);
mt76_wr_copy(dev, addr + 30 * 4, key_data, sizeof(key_data));
@ -656,14 +660,14 @@ int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, int wcid,
w0 = mt76_rr(dev, addr);
w1 = mt76_rr(dev, addr + 4);
w0 &= ~(MT_WTBL_W0_KEY_IDX | MT_WTBL_W0_RX_KEY_VALID);
if (key)
if (cmd == SET_KEY)
w0 |= FIELD_PREP(MT_WTBL_W0_KEY_IDX, key->keyidx) |
MT_WTBL_W0_RX_KEY_VALID;
mt76_wr(dev, MT_WTBL_RICR0, w0);
mt76_wr(dev, MT_WTBL_RICR1, w1);
mt76_wr(dev, MT_WTBL_UPDATE,
FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, wcid) |
FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, wcid->idx) |
MT_WTBL_UPDATE_RXINFO_UPDATE);
if (!mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000))

12
drivers/net/wireless/mediatek/mt76/mt7615/main.c
View File

@ -196,15 +196,13 @@ static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (cmd == SET_KEY) {
key->hw_key_idx = wcid->idx;
wcid->hw_key_idx = idx;
} else {
if (idx == wcid->hw_key_idx)
wcid->hw_key_idx = -1;
key = NULL;
} else if (idx == wcid->hw_key_idx) {
wcid->hw_key_idx = -1;
}
mt76_wcid_key_setup(&dev->mt76, wcid, key);
mt76_wcid_key_setup(&dev->mt76, wcid,
cmd == SET_KEY ? key : NULL);
return mt7615_mac_wtbl_set_key(dev, wcid->idx, key);
return mt7615_mac_wtbl_set_key(dev, wcid, key, cmd);
}
static int mt7615_config(struct ieee80211_hw *hw, u32 changed)

5
drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
View File

@ -219,8 +219,9 @@ int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi,
int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb);
void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data);
void mt7615_mac_tx_free(struct mt7615_dev *dev, struct sk_buff *skb);
int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, int wcid,
struct ieee80211_key_conf *key);
int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid,
struct ieee80211_key_conf *key,
enum set_key_cmd cmd);
int mt7615_mcu_set_eeprom(struct mt7615_dev *dev);
int mt7615_mcu_init_mac(struct mt7615_dev *dev);