From: Ryder Lee <ryder.lee@mediatek.com> To: Felix Fietkau <nbd@nbd.name>, Lorenzo Bianconi <lorenzo.bianconi@redhat.com> Cc: Roy Luo <royluo@google.com>, YF Luo <yf.luo@mediatek.com>, Yiwei Chung <yiwei.chung@mediatek.com>, Sean Wang <sean.wang@mediatek.com>, Chih-Min Chen <chih-min.Chen@mediatek.com>, <linux-wireless@vger.kernel.org>, <linux-mediatek@lists.infradead.org>, <linux-kernel@vger.kernel.org>, Ryder Lee <ryder.lee@mediatek.com> Subject: [PATCH v2 2/2] mt76: mt7615: fix slow performance when enable encryption Date: Fri, 31 May 2019 22:09:57 +0800 [thread overview] Message-ID: <ed4cb230af57cb8f3bbe3d1851ce7f8ab7eeb9d5.1559301203.git.ryder.lee@mediatek.com> (raw) In-Reply-To: <e459fbc79154da9e0e6e098d2c49a9b17e842f47.1559301203.git.ryder.lee@mediatek.com> Fix wrong WCID assignment and add RKV (RX Key of this entry is valid) flag to check if peer uses the same configuration with previous handshaking. If the configuration is mismatch, WTBL indicates a “cipher mismatch” to stop SEC decryption to prevent the packet from damage. Suggested-by: YF Luo <yf.luo@mediatek.com> Suggested-by: Yiwei Chung <yiwei.chung@mediatek.com> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> --- Changes since v2 - none --- drivers/net/wireless/mediatek/mt76/mt7615/init.c | 15 +++++++++------ drivers/net/wireless/mediatek/mt76/mt7615/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 1 + 3 files changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index f860af6a42da..b96c753b7532 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -62,16 +62,11 @@ static void mt7615_mac_init(struct mt7615_dev *dev) MT_AGG_ARCR_RATE_DOWN_RATIO_EN | FIELD_PREP(MT_AGG_ARCR_RATE_DOWN_RATIO, 1) | FIELD_PREP(MT_AGG_ARCR_RATE_UP_EXTRA_TH, 4))); - - dev->mt76.global_wcid.idx = MT7615_WTBL_RESERVED; - dev->mt76.global_wcid.hw_key_idx = -1; - rcu_assign_pointer(dev->mt76.wcid[MT7615_WTBL_RESERVED], - &dev->mt76.global_wcid); } static int mt7615_init_hardware(struct mt7615_dev *dev) { - int ret; + int ret, idx; mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); @@ -98,6 +93,14 @@ static int mt7615_init_hardware(struct mt7615_dev *dev) mt7615_mcu_ctrl_pm_state(dev, 0); mt7615_mcu_del_wtbl_all(dev); + /* Beacon and mgmt frames should occupy wcid 0 */ + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1); + if (idx) + return -ENOSPC; + + dev->mt76.global_wcid.idx = idx; + dev->mt76.global_wcid.hw_key_idx = -1; + rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid); return 0; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 585e67fa2728..2cdd339453c8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -95,7 +95,7 @@ static int mt7615_add_interface(struct ieee80211_hw *hw, dev->vif_mask |= BIT(mvif->idx); dev->omac_mask |= BIT(mvif->omac_idx); - idx = MT7615_WTBL_RESERVED - 1 - mvif->idx; + idx = MT7615_WTBL_RESERVED - mvif->idx; mvif->sta.wcid.idx = idx; mvif->sta.wcid.hw_key_idx = -1; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 8b8db526cb16..5f38741e7366 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -882,6 +882,7 @@ int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid, if (cipher == MT_CIPHER_NONE && key) return -EOPNOTSUPP; + req.key.rkv = 1; req.key.cipher_id = cipher; req.key.key_id = key->keyidx; req.key.key_len = key->keylen; -- 2.18.0
WARNING: multiple messages have this Message-ID (diff)
From: Ryder Lee <ryder.lee@mediatek.com> To: Felix Fietkau <nbd@nbd.name>, Lorenzo Bianconi <lorenzo.bianconi@redhat.com> Cc: Roy Luo <royluo@google.com>, YF Luo <yf.luo@mediatek.com>, Yiwei Chung <yiwei.chung@mediatek.com>, Sean Wang <sean.wang@mediatek.com>, Chih-Min Chen <chih-min.Chen@mediatek.com>, linux-wireless@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Ryder Lee <ryder.lee@mediatek.com> Subject: [PATCH v2 2/2] mt76: mt7615: fix slow performance when enable encryption Date: Fri, 31 May 2019 22:09:57 +0800 [thread overview] Message-ID: <ed4cb230af57cb8f3bbe3d1851ce7f8ab7eeb9d5.1559301203.git.ryder.lee@mediatek.com> (raw) In-Reply-To: <e459fbc79154da9e0e6e098d2c49a9b17e842f47.1559301203.git.ryder.lee@mediatek.com> Fix wrong WCID assignment and add RKV (RX Key of this entry is valid) flag to check if peer uses the same configuration with previous handshaking. If the configuration is mismatch, WTBL indicates a “cipher mismatch” to stop SEC decryption to prevent the packet from damage. Suggested-by: YF Luo <yf.luo@mediatek.com> Suggested-by: Yiwei Chung <yiwei.chung@mediatek.com> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> --- Changes since v2 - none --- drivers/net/wireless/mediatek/mt76/mt7615/init.c | 15 +++++++++------ drivers/net/wireless/mediatek/mt76/mt7615/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 1 + 3 files changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index f860af6a42da..b96c753b7532 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -62,16 +62,11 @@ static void mt7615_mac_init(struct mt7615_dev *dev) MT_AGG_ARCR_RATE_DOWN_RATIO_EN | FIELD_PREP(MT_AGG_ARCR_RATE_DOWN_RATIO, 1) | FIELD_PREP(MT_AGG_ARCR_RATE_UP_EXTRA_TH, 4))); - - dev->mt76.global_wcid.idx = MT7615_WTBL_RESERVED; - dev->mt76.global_wcid.hw_key_idx = -1; - rcu_assign_pointer(dev->mt76.wcid[MT7615_WTBL_RESERVED], - &dev->mt76.global_wcid); } static int mt7615_init_hardware(struct mt7615_dev *dev) { - int ret; + int ret, idx; mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); @@ -98,6 +93,14 @@ static int mt7615_init_hardware(struct mt7615_dev *dev) mt7615_mcu_ctrl_pm_state(dev, 0); mt7615_mcu_del_wtbl_all(dev); + /* Beacon and mgmt frames should occupy wcid 0 */ + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1); + if (idx) + return -ENOSPC; + + dev->mt76.global_wcid.idx = idx; + dev->mt76.global_wcid.hw_key_idx = -1; + rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid); return 0; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 585e67fa2728..2cdd339453c8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -95,7 +95,7 @@ static int mt7615_add_interface(struct ieee80211_hw *hw, dev->vif_mask |= BIT(mvif->idx); dev->omac_mask |= BIT(mvif->omac_idx); - idx = MT7615_WTBL_RESERVED - 1 - mvif->idx; + idx = MT7615_WTBL_RESERVED - mvif->idx; mvif->sta.wcid.idx = idx; mvif->sta.wcid.hw_key_idx = -1; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 8b8db526cb16..5f38741e7366 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -882,6 +882,7 @@ int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid, if (cipher == MT_CIPHER_NONE && key) return -EOPNOTSUPP; + req.key.rkv = 1; req.key.cipher_id = cipher; req.key.key_id = key->keyidx; req.key.key_len = key->keylen; -- 2.18.0
next prev parent reply other threads:[~2019-05-31 14:10 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-05-31 14:09 [PATCH v2 1/2] mt76: mt7615: enable support for mesh Ryder Lee 2019-05-31 14:09 ` Ryder Lee 2019-05-31 14:09 ` Ryder Lee [this message] 2019-05-31 14:09 ` [PATCH v2 2/2] mt76: mt7615: fix slow performance when enable encryption Ryder Lee 2019-06-02 14:36 ` [PATCH v2 1/2] mt76: mt7615: enable support for mesh Ryder Lee 2019-06-02 14:36 ` Ryder Lee
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=ed4cb230af57cb8f3bbe3d1851ce7f8ab7eeb9d5.1559301203.git.ryder.lee@mediatek.com \ --to=ryder.lee@mediatek.com \ --cc=chih-min.Chen@mediatek.com \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-mediatek@lists.infradead.org \ --cc=linux-wireless@vger.kernel.org \ --cc=lorenzo.bianconi@redhat.com \ --cc=nbd@nbd.name \ --cc=royluo@google.com \ --cc=sean.wang@mediatek.com \ --cc=yf.luo@mediatek.com \ --cc=yiwei.chung@mediatek.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.