[09/17] mt76: unify mt76xx_mac_wcid_set_key

Message ID	1535109321-17126-10-git-send-email-sgruszka@redhat.com (mailing list archive)
State	Changes Requested
Delegated to:	Kalle Valo
Headers	show Return-Path: <linux-wireless-owner@kernel.org> From: Stanislaw Gruszka <sgruszka@redhat.com> To: linux-wireless@vger.kernel.org Cc: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>, Felix Fietkau <nbd@nbd.name>, linux-mediatek@lists.infradead.org, Stanislaw Gruszka <sgruszka@redhat.com> Subject: [PATCH 09/17] mt76: unify mt76xx_mac_wcid_set_key Date: Fri, 24 Aug 2018 13:15:13 +0200 Message-Id: <1535109321-17126-10-git-send-email-sgruszka@redhat.com> In-Reply-To: <1535109321-17126-1-git-send-email-sgruszka@redhat.com> References: <1535109321-17126-1-git-send-email-sgruszka@redhat.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk
Series	mt76 patches 2018-08-24 \| expand [00/17] mt76 patches 2018-08-24 [01/17] mt76: unify wait_for_mac [02/17] mt76: rename mt76x2_regs.h [03/17] mt76: merge mt76x0/regs.h into mt76xx_regs.h [04/17] mt76: create new mt76xx-lib module for common mt76x{0,2} code [05/17] mt76: fix mt76xx-lib module license [06/17] mt76: unify mac_get_key_info [07/17] mt76: add helpers for register access with mt76_dev struct [08/17] mt76: unify mac_shared_key_setup [09/17] mt76: unify mt76xx_mac_wcid_set_key [10/17] mt76: unify mac_wcid_setup [11/17] mt76: use mac_wcid_set_drop in mt76x0 [12/17] mt76x0: use mt76_wcid_free in mt76x0 [13/17] mt76: unify mt76xx_vif struct [14/17] mt76: unify sta stucture part 1 [15/17] mt76: unify sta structure part 2 [16/17] mt76x0: initalize custom tx queues [17/17] mt76x0: use mt76xx_sta and mt76xx_tx_status

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 10959c4669bd..b02b4191ef37 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -423,6 +423,9 @@ struct mt76_rx_status { #define mt76_rmw_field(_dev, _reg, _field, _val) \ mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) +#define __mt76_rmw_field(_dev, _reg, _field, _val) \ + __mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) + #define mt76_hw(dev) (dev)->mt76.hw bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c index b026fc178f89..2fcdedd0cadc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c @@ -565,44 +565,3 @@ u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb, return len; } - -int mt76x0_mac_wcid_set_key(struct mt76x0_dev *dev, u8 idx, - struct ieee80211_key_conf *key) -{ - enum mt76xx_cipher_type cipher; - u8 key_data[32]; - u8 iv_data[8]; - u32 val; - - cipher = mt76xx_mac_get_key_info(key, key_data); - if (cipher == MT_CIPHER_NONE && key) - return -EINVAL; - - trace_mt76x0_set_key(&dev->mt76, idx); - - mt76_wr_copy(dev, MT_WCID_KEY(idx), key_data, sizeof(key_data)); - - memset(iv_data, 0, sizeof(iv_data)); - if (key) { - iv_data[3] = key->keyidx << 6; - if (cipher >= MT_CIPHER_TKIP) { - /* Note: start with 1 to comply with spec, - * (see comment on common/cmm_wpa.c:4291). - */ - iv_data[0] |= 1; - iv_data[3] |= 0x20; - } - } - mt76_wr_copy(dev, MT_WCID_IV(idx), iv_data, sizeof(iv_data)); - - val = mt76_rr(dev, MT_WCID_ATTR(idx)); - val &= ~MT_WCID_ATTR_PKEY_MODE & ~MT_WCID_ATTR_PKEY_MODE_EXT; - val |= FIELD_PREP(MT_WCID_ATTR_PKEY_MODE, cipher & 7) | - FIELD_PREP(MT_WCID_ATTR_PKEY_MODE_EXT, cipher >> 3); - val &= ~MT_WCID_ATTR_PAIRWISE; - val |= MT_WCID_ATTR_PAIRWISE * - !!(key && key->flags & IEEE80211_KEY_FLAG_PAIRWISE); - mt76_wr(dev, MT_WCID_ATTR(idx), val); - - return 0; -} diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.h index d44ef1e9a1dd..f8074c477044 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.h @@ -138,8 +138,6 @@ struct mt76_txwi { u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb, u8 *data, void *rxi); -int mt76x0_mac_wcid_set_key(struct mt76x0_dev *dev, u8 idx, - struct ieee80211_key_conf *key); void mt76x0_mac_wcid_set_rate(struct mt76x0_dev *dev, struct mt76_wcid *wcid, const struct ieee80211_tx_rate *rate); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c index 6fbeae7afb93..a074e877f839 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c @@ -259,7 +259,7 @@ static int mt76x0_config(struct ieee80211_hw *hw, u32 changed) if (!msta) { if (key || wcid->hw_key_idx == idx) { - ret = mt76x0_mac_wcid_set_key(dev, wcid->idx, key); + ret = mt76xx_mac_wcid_set_key(&dev->mt76, wcid->idx, key); if (ret) return ret; } @@ -267,7 +267,7 @@ static int mt76x0_config(struct ieee80211_hw *hw, u32 changed) return mt76xx_mac_shared_key_setup(&dev->mt76, mvif->idx, idx, key); } - return mt76x0_mac_wcid_set_key(dev, msta->wcid.idx, key); + return mt76xx_mac_wcid_set_key(&dev->mt76, msta->wcid.idx, key); } static int mt76x0_set_rts_threshold(struct ieee80211_hw *hw, u32 value) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_common.c b/drivers/net/wireless/mediatek/mt76/mt76x2_common.c index d739f1ea1434..17bdbe5b48a9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_common.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_common.c @@ -219,7 +219,7 @@ int mt76x2_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (!msta) { if (key || wcid->hw_key_idx == idx) { - ret = mt76x2_mac_wcid_set_key(dev, wcid->idx, key); + ret = mt76xx_mac_wcid_set_key(&dev->mt76, wcid->idx, key); if (ret) return ret; } @@ -227,7 +227,7 @@ int mt76x2_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return mt76xx_mac_shared_key_setup(&dev->mt76, mvif->idx, idx, key); } - return mt76x2_mac_wcid_set_key(dev, msta->wcid.idx, key); + return mt76xx_mac_wcid_set_key(&dev->mt76, msta->wcid.idx, key); } EXPORT_SYMBOL_GPL(mt76x2_set_key); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h index 947b24718001..2aa885f71df4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h @@ -169,8 +169,6 @@ void mt76x2_mac_write_txwi(struct mt76x2_dev *dev, struct mt76x2_txwi *txwi, struct sk_buff *skb, struct mt76_wcid *wcid, struct ieee80211_sta *sta, int len); void mt76x2_mac_wcid_setup(struct mt76x2_dev *dev, u8 idx, u8 vif_idx, u8 *mac); -int mt76x2_mac_wcid_set_key(struct mt76x2_dev *dev, u8 idx, - struct ieee80211_key_conf *key); void mt76x2_mac_wcid_set_rate(struct mt76x2_dev *dev, struct mt76_wcid *wcid, const struct ieee80211_tx_rate *rate); void mt76x2_mac_wcid_set_drop(struct mt76x2_dev *dev, u8 idx, bool drop); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac_common.c b/drivers/net/wireless/mediatek/mt76/mt76x2_mac_common.c index a4099ca34dad..c218434af347 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac_common.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac_common.c @@ -229,35 +229,6 @@ void mt76x2_send_tx_status(struct mt76x2_dev *dev, } EXPORT_SYMBOL_GPL(mt76x2_send_tx_status); -int mt76x2_mac_wcid_set_key(struct mt76x2_dev *dev, u8 idx, - struct ieee80211_key_conf *key) -{ - enum mt76xx_cipher_type cipher; - u8 key_data[32]; - u8 iv_data[8]; - - cipher = mt76xx_mac_get_key_info(key, key_data); - if (cipher == MT_CIPHER_NONE && key) - return -EOPNOTSUPP; - - mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PKEY_MODE, cipher); - mt76_wr_copy(dev, MT_WCID_KEY(idx), key_data, sizeof(key_data)); - - memset(iv_data, 0, sizeof(iv_data)); - if (key) { - mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PAIRWISE, - !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); - iv_data[3] = key->keyidx << 6; - if (cipher >= MT_CIPHER_TKIP) - iv_data[3] |= 0x20; - } - - mt76_wr_copy(dev, MT_WCID_IV(idx), iv_data, sizeof(iv_data)); - - return 0; -} -EXPORT_SYMBOL_GPL(mt76x2_mac_wcid_set_key); - static __le16 mt76x2_mac_tx_rate_val(struct mt76x2_dev *dev, const struct ieee80211_tx_rate *rate, u8 *nss_val) diff --git a/drivers/net/wireless/mediatek/mt76/mt76xx_mac.c b/drivers/net/wireless/mediatek/mt76/mt76xx_mac.c index f10d6f9a0402..4e1f491d48d9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76xx_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76xx_mac.c @@ -67,3 +67,32 @@ int mt76xx_mac_shared_key_setup(struct mt76_dev *dev, u8 vif_idx, u8 key_idx, return 0; } EXPORT_SYMBOL_GPL(mt76xx_mac_shared_key_setup); + +int mt76xx_mac_wcid_set_key(struct mt76_dev *dev, u8 idx, + struct ieee80211_key_conf *key) +{ + enum mt76xx_cipher_type cipher; + u8 key_data[32]; + u8 iv_data[8]; + + cipher = mt76xx_mac_get_key_info(key, key_data); + if (cipher == MT_CIPHER_NONE && key) + return -EOPNOTSUPP; + + __mt76_wr_copy(dev, MT_WCID_KEY(idx), key_data, sizeof(key_data)); + __mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PKEY_MODE, cipher); + + memset(iv_data, 0, sizeof(iv_data)); + if (key) { + __mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PAIRWISE, + !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); + iv_data[3] = key->keyidx << 6; + if (cipher >= MT_CIPHER_TKIP) + iv_data[3] |= 0x20; + } + + __mt76_wr_copy(dev, MT_WCID_IV(idx), iv_data, sizeof(iv_data)); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76xx_mac_wcid_set_key); diff --git a/drivers/net/wireless/mediatek/mt76/mt76xx_mac.h b/drivers/net/wireless/mediatek/mt76/mt76xx_mac.h index 6377b31c4404..3570cb6ddd93 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76xx_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76xx_mac.h @@ -44,4 +44,6 @@ enum mt76xx_cipher_type int mt76xx_mac_shared_key_setup(struct mt76_dev *dev, u8 vif_idx, u8 key_idx, struct ieee80211_key_conf *key); +int mt76xx_mac_wcid_set_key(struct mt76_dev *dev, u8 idx, + struct ieee80211_key_conf *key); #endif

[09/17] mt76: unify mt76xx_mac_wcid_set_key

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