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From: Ping-Ke Shih <pkshih@realtek.com>
To: <linux-wireless@vger.kernel.org>
CC: <damon.chen@realtek.com>
Subject: [PATCH] wifi: rtw89: 8922a: configure UL MU/OFDMA power setting
Date: Mon, 1 Apr 2024 14:38:18 +0800
Message-ID: <20240401063818.12880-1-pkshih@realtek.com>
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From: Kuan-Chung Chen <damon.chen@realtek.com>

8922A needs to set UL MU/OFDMA power and fine tune power
error tolerance for proper response to AP's trigger frame.

Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/phy_be.c | 18 ++++++++++++++++++
 drivers/net/wireless/realtek/rtw89/reg.h    |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/phy_be.c b/drivers/net/wireless/realtek/rtw89/phy_be.c
index be0148f2b96f..72eda9bbd3ae 100644
--- a/drivers/net/wireless/realtek/rtw89/phy_be.c
+++ b/drivers/net/wireless/realtek/rtw89/phy_be.c
@@ -381,6 +381,23 @@ static void rtw89_phy_bb_wrap_ftm_init(struct rtw89_dev *rtwdev,
 	rtw89_write32_mask(rtwdev, addr, 0x7, 0);
 }
 
+static void rtw89_phy_bb_wrap_ul_pwr(struct rtw89_dev *rtwdev)
+{
+	enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id;
+	u8 mac_idx;
+	u32 addr;
+
+	if (chip_id != RTL8922A)
+		return;
+
+	for (mac_idx = 0; mac_idx < RTW89_MAC_NUM; mac_idx++) {
+		addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_RSSI_TARGET_LMT, mac_idx);
+		rtw89_write32(rtwdev, addr, 0x0201FE00);
+		addr = rtw89_mac_reg_by_idx(rtwdev, R_BE_PWR_TH, mac_idx);
+		rtw89_write32(rtwdev, addr, 0x00FFEC7E);
+	}
+}
+
 static void rtw89_phy_bb_wrap_init_be(struct rtw89_dev *rtwdev)
 {
 	enum rtw89_mac_idx mac_idx = RTW89_MAC_0;
@@ -391,6 +408,7 @@ static void rtw89_phy_bb_wrap_init_be(struct rtw89_dev *rtwdev)
 	rtw89_phy_bb_wrap_force_cr_init(rtwdev, mac_idx);
 	rtw89_phy_bb_wrap_ftm_init(rtwdev, mac_idx);
 	rtw89_phy_bb_wrap_tpu_set_all(rtwdev, mac_idx);
+	rtw89_phy_bb_wrap_ul_pwr(rtwdev);
 }
 
 static void rtw89_phy_ch_info_init_be(struct rtw89_dev *rtwdev)
diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h
index ccf74d9f9224..0c0d3c84b178 100644
--- a/drivers/net/wireless/realtek/rtw89/reg.h
+++ b/drivers/net/wireless/realtek/rtw89/reg.h
@@ -7496,6 +7496,9 @@
 #define B_BE_PWR_BT_VAL GENMASK(8, 0)
 #define B_BE_PWR_FORCE_COEX_ON GENMASK(29, 27)
 
+#define R_BE_PWR_TH 0x11A78
+#define R_BE_PWR_RSSI_TARGET_LMT 0x11A84
+
 #define R_BE_PWR_OFST_SW 0x11AE8
 #define B_BE_PWR_OFST_SW_DB GENMASK(27, 24)
 
-- 
2.25.1