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From:   <sean.wang@mediatek.com>
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Subject: [PATCH v2 2/3] mt76: mt7921: add mt7921_mcu_sta_update support
Date:   Wed, 2 Jun 2021 13:24:52 +0800
Message-ID: <b6998d5ed25f86e1afce68060d840e0e37cb6670.1622610746.git.objelf@gmail.com>
In-Reply-To: <db74f1c3acd2a2729066810ad72b656681a30693.1622610746.git.objelf@gmail.com>
References: <db74f1c3acd2a2729066810ad72b656681a30693.1622610746.git.objelf@gmail.com>
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From: Sean Wang <sean.wang@mediatek.com>

Add mt7921_mcu_sta_update support to make we are able to update the station
record with the current state the station has into the mt7921 firmware at
runtime. That is the prerequisite patch to fix .sta_state incorrect
implementation for the mt7921 driver.

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
v1->v2: no change
---
 .../net/wireless/mediatek/mt76/mt7921/mcu.c   | 20 +++++++++++++++++++
 .../wireless/mediatek/mt76/mt7921/mt7921.h    |  2 ++
 2 files changed, 22 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index 631f408520c9..3f53bd9b2b55 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -1342,6 +1342,26 @@ int mt7921_mcu_sta_add(struct mt7921_dev *dev, struct ieee80211_sta *sta,
 	return mt76_connac_mcu_add_sta_cmd(&dev->mphy, &info);
 }
 
+int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta,
+			  struct ieee80211_vif *vif, u8 state)
+{
+	struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
+	int rssi = -ewma_rssi_read(&mvif->rssi);
+	struct mt76_sta_cmd_info info = {
+		.sta = sta,
+		.vif = vif,
+		.enable = true,
+		.state = state,
+		.cmd = MCU_UNI_CMD_STA_REC_UPDATE,
+		.rcpi = to_rcpi(rssi),
+	};
+	struct mt7921_sta *msta;
+
+	msta = sta ? (struct mt7921_sta *)sta->drv_priv : NULL;
+	info.wcid = msta ? &msta->wcid : &mvif->sta.wcid;
+	return mt76_connac_mcu_update_sta_cmd(&dev->mphy, &info);
+}
+
 int __mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev)
 {
 	struct mt76_phy *mphy = &dev->mt76.phy;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index 694f85e52222..13d0f472b043 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -262,6 +262,8 @@ int mt7921_mcu_add_key(struct mt7921_dev *dev, struct ieee80211_vif *vif,
 int mt7921_set_channel(struct mt7921_phy *phy);
 int mt7921_mcu_sta_add(struct mt7921_dev *dev, struct ieee80211_sta *sta,
 		       struct ieee80211_vif *vif, bool enable, u8 state);
+int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta,
+			  struct ieee80211_vif *vif, u8 state);
 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd);
 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif);
 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev);
-- 
2.25.1