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From:   <sean.wang@mediatek.com>
To:     <nbd@nbd.name>, <lorenzo.bianconi@redhat.com>
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Subject: [PATCH v1 06/16] mt76: connac: move mcu reg access utility routines in mt76_connac_lib module
Date:   Wed, 15 Sep 2021 09:14:39 +0800
Message-ID: <4d805c4ef066eb6976f0a00710d4b5b3cf20e0cf.1631667941.git.objelf@gmail.com>
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From: Sean Wang <sean.wang@mediatek.com>

Move mcu reg access shared between mt7663s and mt7921s in mt76_connac_lib
module.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
 .../wireless/mediatek/mt76/mt76_connac_mcu.c  | 27 +++++++++++++++++++
 .../wireless/mediatek/mt76/mt76_connac_mcu.h  |  3 +++
 2 files changed, 30 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index ae692052de97..a53f6344a184 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -2406,6 +2406,33 @@ void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac,
 }
 EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_iter);
 
+u32 mt76_connac_mcu_reg_rr(struct mt76_dev *dev, u32 offset)
+{
+	struct {
+		__le32 addr;
+		__le32 val;
+	} __packed req = {
+		.addr = cpu_to_le32(offset),
+	};
+
+	return mt76_mcu_send_msg(dev, MCU_CMD_REG_READ, &req, sizeof(req),
+				 true);
+}
+EXPORT_SYMBOL_GPL(mt76_connac_mcu_reg_rr);
+
+void mt76_connac_mcu_reg_wr(struct mt76_dev *dev, u32 offset, u32 val)
+{
+	struct {
+		__le32 addr;
+		__le32 val;
+	} __packed req = {
+		.addr = cpu_to_le32(offset),
+		.val = cpu_to_le32(val),
+	};
+
+	mt76_mcu_send_msg(dev, MCU_CMD_REG_WRITE, &req, sizeof(req), false);
+}
+EXPORT_SYMBOL_GPL(mt76_connac_mcu_reg_wr);
 #endif /* CONFIG_PM */
 
 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>");
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index ea46dde364e1..6444cb6a73d6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -1111,4 +1111,7 @@ void mt76_connac_mcu_coredump_event(struct mt76_dev *dev, struct sk_buff *skb,
 int mt76_connac_mcu_set_rate_txpower(struct mt76_phy *phy);
 int mt76_connac_mcu_set_p2p_oppps(struct ieee80211_hw *hw,
 				  struct ieee80211_vif *vif);
+u32 mt76_connac_mcu_reg_rr(struct mt76_dev *dev, u32 offset);
+void mt76_connac_mcu_reg_wr(struct mt76_dev *dev, u32 offset, u32 val);
+
 #endif /* __MT76_CONNAC_MCU_H */
-- 
2.25.1