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Wed, 20 Jan 2021 11:42:26 -0800 Received: from MTKMBS06N2.mediatek.inc (172.21.101.130) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 20 Jan 2021 11:33:57 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 21 Jan 2021 03:33:56 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 21 Jan 2021 03:33:55 +0800 From: To: , Subject: [PATCH -next v6 14/15] mt76: mt7921: introduce beacon_loss mcu event Date: Thu, 21 Jan 2021 03:33:50 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-TM-SNTS-SMTP: D60B84684953E799F7B4BE3FCB33B78F1D238696F60F0727DB4D86145A4D2BE42000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210120_144233_928221_09DCC01C X-CRM114-Status: GOOD ( 12.05 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ryder.lee@mediatek.com, robin.chiu@mediatek.com, ch.yeh@mediatek.com, Eric.Liang@mediatek.com, sean.wang@mediatek.com, linux-wireless@vger.kernel.org, posh.sun@mediatek.com, YN.Chen@mediatek.com, linux-mediatek@lists.infradead.org, Soul.Huang@mediatek.com, Lorenzo Bianconi Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Sean Wang If device has enabled beacon hw filter rx beacons are not reported to the host. Introduce beacon_loss mcu event to trigger mac80211 mlme connection state machine in this configuration. IEEE80211_VIF_BEACON_FILTER has not set in vif flags since hw beacon filter is not enabled yet Co-developed-by: Lorenzo Bianconi Signed-off-by: Lorenzo Bianconi Co-developed-by: Soul Huang Signed-off-by: Soul Huang Signed-off-by: Sean Wang --- .../net/wireless/mediatek/mt76/mt7921/mcu.c | 35 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7921/mcu.h | 6 ++++ 2 files changed, 41 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c index 945d0e44ae71..3b8e5de63db8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -543,6 +543,40 @@ mt7921_mcu_scan_event(struct mt7921_dev *dev, struct sk_buff *skb) MT7921_HW_SCAN_TIMEOUT); } +static void +mt7921_mcu_beacon_loss_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_beacon_loss_event *event = priv; + + if (mvif->idx != event->bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) + return; + + ieee80211_beacon_loss(vif); +} + +static void +mt7921_mcu_beacon_loss_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_beacon_loss_event *event; + struct mt76_phy *mphy; + u8 band_idx = 0; /* DBDC support */ + + skb_pull(skb, sizeof(struct mt7921_mcu_rxd)); + event = (struct mt7921_beacon_loss_event *)skb->data; + if (band_idx && dev->mt76.phy2) + mphy = dev->mt76.phy2; + else + mphy = &dev->mt76.phy; + + ieee80211_iterate_active_interfaces_atomic(mphy->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_mcu_beacon_loss_iter, event); +} + static void mt7921_mcu_bss_event(struct mt7921_dev *dev, struct sk_buff *skb) { @@ -593,6 +627,7 @@ mt7921_mcu_rx_unsolicited_event(struct mt7921_dev *dev, struct sk_buff *skb) switch (rxd->eid) { case MCU_EVENT_BSS_BEACON_LOSS: + mt7921_mcu_beacon_loss_event(dev, skb); break; case MCU_EVENT_SCHED_SCAN_DONE: case MCU_EVENT_SCAN_DONE: diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h index de3a9aabec04..bf2e643cd870 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h @@ -784,6 +784,12 @@ struct mt7921_bss_qos_tlv { u8 pad[3]; } __packed; +struct mt7921_beacon_loss_event { + u8 bss_idx; + u8 reason; + u8 pad[2]; +} __packed; + struct mt7921_mcu_scan_ssid { __le32 ssid_len; u8 ssid[IEEE80211_MAX_SSID_LEN];