[PATCH 0/4] wifi: rtw89: 8852bt: add RF calibrations IQK, RX DCK, DACK and RCK

[PATCH 0/4] wifi: rtw89: 8852bt: add RF calibrations IQK, RX DCK, DACK and RCK

[Ping-Ke Shih]

Complete RF calibrations for 8852BT. The most important one is IQK that
can hugely improve performance, and others are minor but necessary.

Ping-Ke Shih (4):
  wifi: rtw89: 8852bt: rfk: add IQK
  wifi: rtw89: 8852bt: rfk: add RX DCK
  wifi: rtw89: 8852bt: rfk: add DACK
  wifi: rtw89: 8852bt: rfk: add RCK

 drivers/net/wireless/realtek/rtw89/reg.h      |   16 +
 .../wireless/realtek/rtw89/rtw8852bt_rfk.c    | 1783 +++++++++++++++--
 .../wireless/realtek/rtw89/rtw8852bt_rfk.h    |    4 +
 3 files changed, 1651 insertions(+), 152 deletions(-)

-- 
2.25.1

[PATCH 1/4] wifi: rtw89: 8852bt: rfk: add IQK

[Ping-Ke Shih]

IQ signal calibration is a very important calibration to yield good RF
performance. We do this calibration once we are going to an AP. During
scanning phase, without this calibration RF performance is still
acceptable because it transmits and receives with low data rate at
this phase.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/reg.h      |   1 +
 .../wireless/realtek/rtw89/rtw8852bt_rfk.c    | 892 ++++++++++++++++++
 .../wireless/realtek/rtw89/rtw8852bt_rfk.h    |   1 +
 3 files changed, 894 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h
index 177981a108e0..24e8d244534e 100644
--- a/drivers/net/wireless/realtek/rtw89/reg.h
+++ b/drivers/net/wireless/realtek/rtw89/reg.h
@@ -8659,6 +8659,7 @@
 #define R_P0_RFCTM 0x5864
 #define B_P0_CLKG_FORCE GENMASK(31, 30)
 #define B_P0_RFCTM_EN BIT(29)
+#define B_P0_GOT_TXRX GENMASK(28, 27)
 #define B_P0_RFCTM_VAL GENMASK(25, 20)
 #define R_P0_RFCTM_RDY BIT(26)
 #define R_P0_TRSW 0x5868
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
index d0a40eabfe2d..4a638e2444db 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
@@ -13,6 +13,7 @@
 #include "rtw8852bt_rfk_table.h"
 #include "rtw8852b_common.h"
 
+#define RTW8852BT_IQK_VER 0x2a
 #define RTW8852BT_SS 2
 #define RTW8852BT_TSSI_PATH_NR 2
 #define RTW8852BT_DPK_VER 0x06
@@ -67,6 +68,23 @@ enum dpk_agc_step {
 	DPK_AGC_STEP_SET_TX_GAIN,
 };
 
+enum rtw8852bt_iqk_type {
+	ID_TXAGC = 0x0,
+	ID_FLOK_COARSE = 0x1,
+	ID_FLOK_FINE = 0x2,
+	ID_TXK = 0x3,
+	ID_RXAGC = 0x4,
+	ID_RXK = 0x5,
+	ID_NBTXK = 0x6,
+	ID_NBRXK = 0x7,
+	ID_FLOK_VBUFFER = 0x8,
+	ID_A_FLOK_COARSE = 0x9,
+	ID_G_FLOK_COARSE = 0xa,
+	ID_A_FLOK_FINE = 0xb,
+	ID_G_FLOK_FINE = 0xc,
+	ID_IQK_RESTORE = 0x10,
+};
+
 enum adc_ck {
 	ADC_NA = 0,
 	ADC_480M = 1,
@@ -347,6 +365,813 @@ static void _rfk_bb_afe_restore(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy
 	rtw89_phy_write32_mask(rtwdev, R_P1_TSSI_MV_AVG, B_P1_TXPW_RSTB, 0x2);
 }
 
+static bool _iqk_check_cal(struct rtw89_dev *rtwdev, u8 path, u8 ktype)
+{
+	bool notready = false;
+	u32 val;
+	int ret;
+
+	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val == 0x55,
+				       10, 8200, false,
+				       rtwdev, R_RFK_ST, MASKBYTE0);
+	if (ret)
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]NCTL1 IQK timeout!!!\n");
+
+	udelay(10);
+
+	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val == 0x8000,
+				       10, 400, false,
+				       rtwdev, R_RPT_COM, B_RPT_COM_RDY);
+	if (ret) {
+		notready = true;
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]NCTL2 IQK timeout!!!\n");
+	}
+
+	udelay(10);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, MASKBYTE0, 0x0);
+
+	return notready;
+}
+
+static bool _iqk_one_shot(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
+			  u8 path, u8 ktype)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	u32 iqk_cmd;
+	bool fail;
+
+	switch (ktype) {
+	case ID_TXAGC:
+		iqk_cmd = 0x008 | (1 << (4 + path)) | (path << 1);
+		break;
+	case ID_FLOK_COARSE:
+		iqk_cmd = 0x108 | (1 << (4 + path));
+		break;
+	case ID_FLOK_FINE:
+		iqk_cmd = 0x208 | (1 << (4 + path));
+		break;
+	case ID_FLOK_VBUFFER:
+		iqk_cmd = 0x308 | (1 << (4 + path));
+		break;
+	case ID_TXK:
+		iqk_cmd = 0x008 | (1 << (path + 4)) |
+			  (((0x8 + iqk_info->iqk_bw[path]) & 0xf) << 8);
+		break;
+	case ID_RXAGC:
+		iqk_cmd = 0x508 | (1 << (4 + path)) | (path << 1);
+		break;
+	case ID_RXK:
+		iqk_cmd = 0x008 | (1 << (path + 4)) |
+			  (((0xb + iqk_info->iqk_bw[path]) & 0xf) << 8);
+		break;
+	case ID_NBTXK:
+		iqk_cmd = 0x408 | (1 << (4 + path));
+		break;
+	case ID_NBRXK:
+		iqk_cmd = 0x608 | (1 << (4 + path));
+		break;
+	default:
+		return false;
+	}
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s, iqk_cmd = %x\n",
+		    __func__, iqk_cmd + 1);
+
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, iqk_cmd + 1);
+	fail = _iqk_check_cal(rtwdev, path, ktype);
+
+	return fail;
+}
+
+static void _iqk_txk_setting(struct rtw89_dev *rtwdev, u8 path)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+
+	switch (iqk_info->iqk_band[path]) {
+	case RTW89_BAND_2G:
+		rtw89_write_rf(rtwdev, path, RR_TXG1, RR_TXG1_ATT2, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_TXG1, RR_TXG1_ATT1, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_TXG2, RR_TXG2_ATT0, 0x1);
+		rtw89_write_rf(rtwdev, path, RR_TXGA, RR_TXGA_LOK_EXT, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_LUTWE, RR_LUTWE_LOK, 0x1);
+		rtw89_write_rf(rtwdev, path, RR_LUTWA, RR_LUTWA_M1, 0x00);
+		rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_IQK, 0x403e);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR0, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR1, 0x5);
+		udelay(1);
+		break;
+	case RTW89_BAND_5G:
+		rtw89_write_rf(rtwdev, path, RR_BIASA, RR_BIASA_A, 0x1);
+		rtw89_write_rf(rtwdev, path, RR_TXGA, RR_TXGA_LOK_EXT, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_LUTWE, RR_LUTWE_LOK, 0x1);
+		rtw89_write_rf(rtwdev, path, RR_LUTWA, RR_LUTWA_M1, 0x80);
+		rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_IQK, 0x403e);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR0, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR1, 0x4);
+		udelay(1);
+		break;
+	default:
+		break;
+	}
+}
+
+static bool _iqk_2g_lok(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x09);
+	rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_TXT, 0x021);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000119 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_COARSE);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x12);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x24);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000319 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_VBUFFER);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x09);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000219 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_COARSE);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x12);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x24);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000319 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_VBUFFER);
+
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	return false;
+}
+
+static bool _iqk_5g_lok(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x09);
+	rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_TXT, 0x021);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000119 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_COARSE);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x12);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x24);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000319 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_VBUFFER);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x09);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000219 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_COARSE);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, 0x12);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8), B_KIP_IQP_IQSW, 0x24);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD, 0x00000319 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, ID_FLOK_VBUFFER);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+	return false;
+}
+
+static bool _iqk_2g_tx(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	static const u32 g_power_range[4] = {0x0, 0x0, 0x0, 0x0};
+	static const u32 g_track_range[4] = {0x4, 0x4, 0x6, 0x6};
+	static const u32 g_gain_bb[4] = {0x08, 0x0e, 0x08, 0x0e};
+	static const u32 g_itqt[4] = {0x09, 0x12, 0x1b, 0x24};
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	bool notready = false;
+	bool kfail = false;
+	u8 gp;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+
+	for (gp = 0x0; gp < 0x4; gp++) {
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR0,
+			       g_power_range[gp]);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR1,
+			       g_track_range[gp]);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG,
+			       g_gain_bb[gp]);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000100, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000010, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000004, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000003, gp);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_TXT,
+				       0x009);
+		rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8),
+				       B_KIP_IQP_IQSW, g_itqt[gp]);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_NBTXK);
+		iqk_info->nb_txcfir[path] =
+			rtw89_phy_read32_mask(rtwdev, R_TXIQC + (path << 8), MASKDWORD);
+
+		if (iqk_info->is_nbiqk)
+			break;
+
+		rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8),
+				       B_KIP_IQP_IQSW, g_itqt[gp]);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_TXK);
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+
+		rtw89_debug(rtwdev, RTW89_DBG_RFK,
+			    "[IQK]S%x, gp = 0x%x, 0x8%x38 = 0x%x\n",
+			    path, gp, 1 << path, iqk_info->nb_txcfir[path]);
+	}
+
+	if (!notready)
+		kfail = !!rtw89_phy_read32_mask(rtwdev, R_NCTL_RPT, B_NCTL_RPT_FLG);
+
+	if (kfail) {
+		iqk_info->nb_txcfir[path] = 0x40000002;
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RES + (path << 8),
+				       B_IQK_RES_TXCFIR, 0x0);
+	}
+
+	return kfail;
+}
+
+static bool _iqk_5g_tx(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	static const u32 a_power_range[4] = {0x0, 0x0, 0x0, 0x0};
+	static const u32 a_track_range[4] = {0x3, 0x3, 0x6, 0x6};
+	static const u32 a_gain_bb[4] = {0x08, 0x10, 0x08, 0x0e};
+	static const u32 a_itqt[4] = {0x09, 0x12, 0x1b, 0x24};
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	bool notready = false;
+	bool kfail = false;
+	u8 gp;
+
+	for (gp = 0x0; gp < 0x4; gp++) {
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR0, a_power_range[gp]);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_GR1, a_track_range[gp]);
+		rtw89_write_rf(rtwdev, path, RR_TXIG, RR_TXIG_TG, a_gain_bb[gp]);
+
+		rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8),
+				       MASKDWORD, a_itqt[gp]);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000100, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000010, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000004, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000003, gp);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_TXT,
+				       0x009);
+		rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8),
+				       B_KIP_IQP_IQSW, a_itqt[gp]);
+
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_NBTXK);
+		iqk_info->nb_txcfir[path] =
+			rtw89_phy_read32_mask(rtwdev, R_TXIQC + (path << 8), MASKDWORD);
+
+		if (iqk_info->is_nbiqk)
+			break;
+
+		rtw89_phy_write32_mask(rtwdev, R_KIP_IQP + (path << 8),
+				       B_KIP_IQP_IQSW, a_itqt[gp]);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_TXK);
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+
+		rtw89_debug(rtwdev, RTW89_DBG_RFK,
+			    "[IQK]S%x, gp = 0x%x, 0x8%x38 = 0x%x\n",
+			    path, gp, 1 << path, iqk_info->nb_txcfir[path]);
+	}
+
+	if (!notready)
+		kfail = !!rtw89_phy_read32_mask(rtwdev, R_NCTL_RPT, B_NCTL_RPT_FLG);
+
+	if (kfail) {
+		iqk_info->nb_txcfir[path] = 0x40000002;
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RES + (path << 8),
+				       B_IQK_RES_TXCFIR, 0x0);
+	}
+
+	return kfail;
+}
+
+static void _iqk_adc_fifo_rst(struct rtw89_dev *rtwdev,
+			      enum rtw89_phy_idx phy_idx, u8 path)
+{
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x0303);
+	udelay(10);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x3333);
+}
+
+static void _iqk_rxclk_setting(struct rtw89_dev *rtwdev, u8 path)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x0303);
+
+	if (iqk_info->iqk_bw[path] == RTW89_CHANNEL_WIDTH_80) {
+		_rxck_force(rtwdev, RF_PATH_A, true, ADC_960M);
+		_rxck_force(rtwdev, RF_PATH_B, true, ADC_960M);
+		udelay(1);
+
+		rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC,
+				       B_UPD_CLK_ADC_ON, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC,
+				       B_UPD_CLK_ADC_VAL, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1,
+				       B_PATH0_SAMPL_DLY_T_MSK_V1, 0x2);
+		rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1,
+				       B_PATH1_SAMPL_DLY_T_MSK_V1, 0x2);
+		rtw89_phy_write32_mask(rtwdev, R_P0_CFCH_BW1, B_P0_CFCH_BW1, 0x8);
+		rtw89_phy_write32_mask(rtwdev, R_PATH1_BW_SEL_V1,
+				       B_PATH1_BW_SEL_MSK_V1, 0x8);
+	} else {
+		_rxck_force(rtwdev, RF_PATH_A, true, ADC_480M);
+		_rxck_force(rtwdev, RF_PATH_B, true, ADC_480M);
+		udelay(1);
+
+		rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC,
+				       B_UPD_CLK_ADC_ON, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC,
+				       B_UPD_CLK_ADC_VAL, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1,
+				       B_PATH0_SAMPL_DLY_T_MSK_V1, 0x3);
+		rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1,
+				       B_PATH1_SAMPL_DLY_T_MSK_V1, 0x3);
+		rtw89_phy_write32_mask(rtwdev, R_P0_CFCH_BW1, B_P0_CFCH_BW1, 0xf);
+		rtw89_phy_write32_mask(rtwdev, R_PATH1_BW_SEL_V1,
+				       B_PATH1_BW_SEL_MSK_V1, 0xf);
+	}
+
+	rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1, 0x00000780, 0x8);
+	rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1, 0x00000780, 0x8);
+	rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1, 0x00007800, 0x2);
+	rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1, 0x00007800, 0x2);
+	rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_MUL, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x1);
+	udelay(1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15, 0x0f);
+	udelay(1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15, 0x03);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_15, 0xa001);
+	udelay(1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_15, 0xa041);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x3333);
+}
+
+static bool _iqk_2g_rx(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	static const u32 g_idxrxgain[2] = {0x212, 0x310};
+	static const u32 g_idxattc2[2] = {0x00, 0x20};
+	static const u32 g_idxattc1[2] = {0x3, 0x2};
+	static const u32 g_idxrxagc[2] = {0x0, 0x2};
+	static const u32 g_idx[2] = {0x0, 0x2};
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	bool notready = false;
+	bool kfail = false;
+	u32 rf_18, tmp;
+	u8 gp;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+
+	rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_MASK, 0xc);
+	rtw89_write_rf(rtwdev, path, RR_RXK, RR_RXK_SEL2G, 0x1);
+	rf_18 = rtw89_read_rf(rtwdev, path, RR_CFGCH, RFREG_MASK);
+	rtw89_write_rf(rtwdev, path, RR_RSV4, RFREG_MASK, rf_18);
+
+	for (gp = 0x0; gp < 0x2; gp++) {
+		rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_RGM, g_idxrxgain[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXBB, RR_RXBB_C2G, g_idxattc2[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXBB, RR_RXBB_C1G, g_idxattc1[gp]);
+
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000100, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000010, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000007, g_idx[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXKPLL, RFREG_MASK, 0x80013);
+		udelay(100);
+		udelay(100);
+
+		tmp = rtw89_read_rf(rtwdev, path, RR_MOD, RFREG_MASK);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF2, B_IQK_DIF2_RXPI, tmp);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RXA, B_IQK_RXAGC, g_idxrxagc[gp]);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_RXT, 0x11);
+
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_RXAGC);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]S%x, rf rxbb  = %x\n", path,
+			    rtw89_read_rf(rtwdev, path, RR_MOD, 0x003c0));
+
+		rtw89_write_rf(rtwdev, path, RR_RXKPLL, RFREG_MASK, 0x80013);
+		udelay(100);
+		udelay(100);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_RXT, 0x011);
+
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_NBRXK);
+		iqk_info->nb_rxcfir[path] =
+			rtw89_phy_read32_mask(rtwdev, R_RXIQC + (path << 8),
+					      MASKDWORD) | 0x2;
+		rtw89_debug(rtwdev, RTW89_DBG_RFK,
+			    "[IQK]S%x, gp = 0x%x, 0x8%x3c = 0x%x\n", path,
+			    g_idx[gp], 1 << path, iqk_info->nb_rxcfir[path]);
+
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+		if (iqk_info->is_nbiqk)
+			break;
+
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_RXK);
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1,  B_NCTL_N1_CIP, 0x00);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+	}
+
+	if (!notready)
+		kfail = !!rtw89_phy_read32_mask(rtwdev, R_NCTL_RPT, B_NCTL_RPT_FLG);
+
+	if (kfail) {
+		iqk_info->nb_txcfir[path] = 0x40000002;
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RES + (path << 8),
+				       B_IQK_RES_RXCFIR, 0x0);
+	}
+	rtw89_write_rf(rtwdev, path, RR_RXK, RR_RXK_SEL2G, 0x0);
+
+	return kfail;
+}
+
+static bool _iqk_5g_rx(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	static const u32 a_idxrxgain[2] = {0x110, 0x290};
+	static const u32 a_idxattc2[2] = {0x0f, 0x0f};
+	static const u32 a_idxattc1[2] = {0x2, 0x2};
+	static const u32 a_idxrxagc[2] = {0x4, 0x6};
+	static const u32 a_idx[2] = {0x0, 0x2};
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	bool notready = false;
+	bool kfail = false;
+	u32 rf_18, tmp;
+	u8 gp;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+
+	rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_MASK, 0xc);
+	rtw89_write_rf(rtwdev, path, RR_RXK, RR_RXK_SEL5G, 0x1);
+	rf_18 = rtw89_read_rf(rtwdev, path, RR_CFGCH, RFREG_MASK);
+	rtw89_write_rf(rtwdev, path, RR_RSV4, RFREG_MASK, rf_18);
+
+	for (gp = 0x0; gp < 0x2; gp++) {
+		rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_RGM, a_idxrxgain[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXA2, RR_RXA2_HATT, a_idxattc2[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXA2, RR_RXA2_CC2, a_idxattc1[gp]);
+
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000100, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000010, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8),
+				       0x00000007, a_idx[gp]);
+		rtw89_write_rf(rtwdev, path, RR_RXKPLL, RFREG_MASK, 0x80013);
+		udelay(100);
+		udelay(100);
+
+		tmp = rtw89_read_rf(rtwdev, path, RR_MOD, RFREG_MASK);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF2, B_IQK_DIF2_RXPI, tmp);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RXA, B_IQK_RXAGC, a_idxrxagc[gp]);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_RXT, 0x11);
+
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_RXAGC);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]S%x, rf rxbb  = %x\n", path,
+			    rtw89_read_rf(rtwdev, path, RR_MOD, 0x003c0));
+
+		rtw89_write_rf(rtwdev, path, RR_RXKPLL, RFREG_MASK, 0x80013);
+		udelay(200);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		rtw89_phy_write32_mask(rtwdev, R_IQK_DIF4, B_IQK_DIF4_RXT, 0x011);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_NBRXK);
+		iqk_info->nb_rxcfir[path] =
+			rtw89_phy_read32_mask(rtwdev, R_RXIQC + (path << 8),
+					      MASKDWORD) | 0x2;
+		rtw89_debug(rtwdev, RTW89_DBG_RFK,
+			    "[IQK]S%x, gp = 0x%x, 0x8%x3c = 0x%x\n",
+			    path, a_idx[gp], 1 << path, iqk_info->nb_rxcfir[path]);
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+
+		if (iqk_info->is_nbiqk)
+			break;
+
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x1);
+		notready = _iqk_one_shot(rtwdev, phy_idx, path, ID_RXK);
+		rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+		rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_RFCTM_EN, 0x0);
+	}
+
+	if (!notready)
+		kfail = !!rtw89_phy_read32_mask(rtwdev, R_NCTL_RPT, B_NCTL_RPT_FLG);
+
+	if (kfail) {
+		iqk_info->nb_txcfir[path] = 0x40000002;
+		rtw89_phy_write32_mask(rtwdev, R_IQK_RES + (path << 8),
+				       B_IQK_RES_RXCFIR, 0x0);
+	}
+	rtw89_write_rf(rtwdev, path, RR_RXK, RR_RXK_SEL2G, 0x0);
+
+	return kfail;
+}
+
+static void _iqk_by_path(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	bool lok_result = false;
+	bool txk_result = false;
+	bool rxk_result = false;
+	u8 i;
+
+	for (i = 0; i < 3; i++) {
+		_iqk_txk_setting(rtwdev, path);
+		if (iqk_info->iqk_band[path] == RTW89_BAND_2G)
+			lok_result = _iqk_2g_lok(rtwdev, phy_idx, path);
+		else
+			lok_result = _iqk_5g_lok(rtwdev, phy_idx, path);
+
+		if (!lok_result)
+			break;
+	}
+
+	if (lok_result) {
+		rtw89_debug(rtwdev, RTW89_DBG_RFK,
+			    "[IQK]!!!!!!!!!!LOK by Pass !!!!!!!!!!!\n");
+		rtw89_write_rf(rtwdev, path, RR_DTXLOK, RFREG_MASK, 0x80200);
+		rtw89_write_rf(rtwdev, path, RR_RSV2, RFREG_MASK, 0x80200);
+		rtw89_write_rf(rtwdev, path, RR_LOKVB, RFREG_MASK, 0x80200);
+	}
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]RF_0x08[00:19] = 0x%x\n",
+		    rtw89_read_rf(rtwdev, path, RR_DTXLOK, RFREG_MASK));
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]RF_0x09[00:19] = 0x%x\n",
+		    rtw89_read_rf(rtwdev, path, RR_RSV2, RFREG_MASK));
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]RF_0x0a[00:19] = 0x%x\n",
+		    rtw89_read_rf(rtwdev, path, RR_LOKVB, RFREG_MASK));
+
+	if (iqk_info->iqk_band[path] == RTW89_BAND_2G)
+		txk_result = _iqk_2g_tx(rtwdev, phy_idx, path);
+	else
+		txk_result = _iqk_5g_tx(rtwdev, phy_idx, path);
+
+	_iqk_rxclk_setting(rtwdev, path);
+	_iqk_adc_fifo_rst(rtwdev, phy_idx, path);
+
+	if (iqk_info->iqk_band[path] == RTW89_BAND_2G)
+		rxk_result = _iqk_2g_rx(rtwdev, phy_idx, path);
+	else
+		rxk_result = _iqk_5g_rx(rtwdev, phy_idx, path);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[IQK]result  : lok_= %x, txk_= %x, rxk_= %x\n",
+		    lok_result, txk_result, rxk_result);
+}
+
+static void _iqk_get_ch_info(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy, u8 path)
+{
+	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	u8 get_empty_table = false;
+	u32 reg_rf18;
+	u32 reg_35c;
+	u8 idx;
+
+	for (idx = 0; idx < RTW89_IQK_CHS_NR; idx++) {
+		if (iqk_info->iqk_mcc_ch[idx][path] == 0) {
+			get_empty_table = true;
+			break;
+		}
+	}
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK] (1)idx = %x\n", idx);
+
+	if (!get_empty_table) {
+		idx = iqk_info->iqk_table_idx[path] + 1;
+		if (idx > 1)
+			idx = 0;
+	}
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK] (2)idx = %x\n", idx);
+
+	reg_rf18 = rtw89_read_rf(rtwdev, path, RR_CFGCH, RFREG_MASK);
+	reg_35c = rtw89_phy_read32_mask(rtwdev, R_CIRST, B_CIRST_SYN);
+
+	iqk_info->iqk_band[path] = chan->band_type;
+	iqk_info->iqk_bw[path] = chan->band_width;
+	iqk_info->iqk_ch[path] = chan->channel;
+	iqk_info->iqk_mcc_ch[idx][path] = chan->channel;
+	iqk_info->iqk_table_idx[path] = idx;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]S%x, 0x18= 0x%x, idx = %x\n",
+		    path, reg_rf18, idx);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]S%x, 0x18= 0x%x\n",
+		    path, reg_rf18);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]S%x, 0x35c= 0x%x\n",
+		    path, reg_35c);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]times = 0x%x, ch =%x\n",
+		    iqk_info->iqk_times, idx);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]iqk_mcc_ch[%x][%x] = 0x%x\n",
+		    idx, path, iqk_info->iqk_mcc_ch[idx][path]);
+}
+
+static void _iqk_start_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, u8 path)
+{
+	_iqk_by_path(rtwdev, phy_idx, path);
+}
+
+static void _iqk_restore(struct rtw89_dev *rtwdev, u8 path)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "===> %s\n", __func__);
+
+	if (iqk_info->is_nbiqk) {
+		rtw89_phy_write32_mask(rtwdev, R_TXIQC + (path << 8),
+				       MASKDWORD, iqk_info->nb_txcfir[path]);
+		rtw89_phy_write32_mask(rtwdev, R_RXIQC + (path << 8),
+				       MASKDWORD, iqk_info->nb_rxcfir[path]);
+	} else {
+		rtw89_phy_write32_mask(rtwdev, R_TXIQC + (path << 8),
+				       MASKDWORD, 0x40000000);
+		rtw89_phy_write32_mask(rtwdev, R_RXIQC + (path << 8),
+				       MASKDWORD, 0x40000000);
+	}
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_CFG, MASKDWORD,
+			       0x00000e19 + (path << 4));
+
+	_iqk_check_cal(rtwdev, path, 0x0);
+
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_N1, B_NCTL_N1_CIP, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_RPT, MASKDWORD, 0x00000000);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_SYSCFG, MASKDWORD, 0x80000000);
+
+	rtw89_phy_write32_mask(rtwdev, R_KIP_CLK, MASKDWORD, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_IQRSN, B_IQRSN_K2, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_CFIR_SYS + (path << 8), BIT(28), 0x0);
+
+	rtw89_write_rf(rtwdev, path, RR_LUTWE, RR_LUTWE_LOK, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_LUTWE, RR_LUTWE_LOK, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_MASK, 0x3);
+	rtw89_write_rf(rtwdev, path, RR_RSV1, RR_RSV1_RST, 0x1);
+	rtw89_write_rf(rtwdev, path, RR_BBDC, RR_BBDC_SEL, 0x1);
+}
+
+static void _iqk_afebb_restore(struct rtw89_dev *rtwdev,
+			       enum rtw89_phy_idx phy_idx, u8 path)
+{
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "===> %s\n", __func__);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x0303);
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_CLKG_FORCE, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P1_RFCTM, B_P1_CLKG_FORCE, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_TXCKEN_FORCE, B_TXCKEN_FORCE_ALL, 0x0000000);
+	rtw89_phy_write32_mask(rtwdev, R_FAHM, B_RXTD_CKEN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC, B_UPD_GEN_ON, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_TX_COLLISION_T2R_ST, 0x0000001f, 0x03);
+	rtw89_phy_write32_mask(rtwdev, R_TX_COLLISION_T2R_ST, 0x000003e0, 0x03);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RXCK, B_P0_TXCK_ALL, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_P1_RXCK, B_P1_TXCK_ALL, 0x00);
+	rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC,
+			       B_UPD_CLK_ADC_VAL | B_UPD_CLK_ADC_ON, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_RXCCA, B_RXCCA_DIS, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x0000);
+	rtw89_phy_write32_mask(rtwdev, R_P0_ADCFF_EN, B_P0_ADCFF_EN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P1_ADCFF_EN, B_P1_ADCFF_EN, 0x0);
+}
+
+static void _iqk_preset(struct rtw89_dev *rtwdev, u8 path)
+{
+	u8 idx = 0;
+
+	rtw89_phy_write32_mask(rtwdev, R_COEF_SEL + (path << 8), 0x00000001, idx);
+	rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT + (path << 8), 0x00000008, idx);
+	rtw89_phy_write32_mask(rtwdev, R_TXIQC + (path << 8), MASKDWORD, 0x40000000);
+	rtw89_phy_write32_mask(rtwdev, R_RXIQC + (path << 8), MASKDWORD, 0x40000000);
+
+	rtw89_write_rf(rtwdev, path, RR_RSV1, RR_RSV1_RST, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_BBDC, RR_BBDC_SEL, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_NCTL_RPT, MASKDWORD, 0x00000080);
+	rtw89_phy_write32_mask(rtwdev, R_KIP_SYSCFG, MASKDWORD, 0x81ff010a);
+}
+
+static void _iqk_macbb_setting(struct rtw89_dev *rtwdev,
+			       enum rtw89_phy_idx phy_idx, u8 path)
+{
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x0303);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_GOT_TXRX, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_P1_RFCTM, B_P1_GOT_TXRX, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_P0_ADCFF_EN, B_P0_ADCFF_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P1_ADCFF_EN, B_P1_ADCFF_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P0_RFCTM, B_P0_CLKG_FORCE, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_P1_RFCTM, B_P0_CLKG_FORCE, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_TXCKEN_FORCE, B_TXCKEN_FORCE_ALL, 0x1ffffff);
+	rtw89_phy_write32_mask(rtwdev, R_FAHM, B_RXTD_CKEN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC, B_UPD_GEN_ON, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_TX_COLLISION_T2R_ST, B_TXRX_FORCE_VAL, 0x3ff);
+	rtw89_phy_write32_mask(rtwdev, R_IOQ_IQK_DPK, B_IOQ_IQK_DPK_CLKEN,  0x3);
+	rtw89_phy_write32_mask(rtwdev, R_IQK_DPK_RST, B_IQK_DPK_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P0_PATH_RST, B_P0_PATH_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P1_PATH_RST, B_P1_PATH_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_RXCCA, B_RXCCA_DIS, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_DCFO_WEIGHT, B_DAC_CLK_IDX, 0x1);
+
+	_txck_force(rtwdev, RF_PATH_A, true, DAC_960M);
+	_txck_force(rtwdev, RF_PATH_B, true, DAC_960M);
+	_rxck_force(rtwdev, RF_PATH_A, true, ADC_1920M);
+	_rxck_force(rtwdev, RF_PATH_B, true, ADC_1920M);
+
+	rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC, B_UPD_CLK_ADC_ON, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_UPD_CLK_ADC, B_UPD_CLK_ADC_VAL, 0x2);
+
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x1);
+	udelay(10);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15, 0x1f);
+	udelay(10);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15, 0x13);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_15, 0x0001);
+	udelay(10);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_15, 0x0041);
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_RSTB, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RXK, 0x3333);
+}
+
+static void _iqk_init(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	u8 idx, path;
+
+	rtw89_phy_write32_mask(rtwdev, R_IQKINF, MASKDWORD, 0x0);
+
+	if (iqk_info->is_iqk_init)
+		return;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]===>%s\n", __func__);
+	iqk_info->is_iqk_init = true;
+	iqk_info->is_nbiqk = false;
+	iqk_info->iqk_fft_en = false;
+	iqk_info->iqk_sram_en = false;
+	iqk_info->iqk_cfir_en = false;
+	iqk_info->iqk_xym_en = false;
+	iqk_info->iqk_times = 0x0;
+
+	for (idx = 0; idx < RTW89_IQK_CHS_NR; idx++) {
+		iqk_info->iqk_channel[idx] = 0x0;
+		for (path = 0; path < RTW8852BT_SS; path++) {
+			iqk_info->lok_cor_fail[idx][path] = false;
+			iqk_info->lok_fin_fail[idx][path] = false;
+			iqk_info->iqk_tx_fail[idx][path] = false;
+			iqk_info->iqk_rx_fail[idx][path] = false;
+			iqk_info->iqk_mcc_ch[idx][path] = 0x0;
+			iqk_info->iqk_table_idx[path] = 0x0;
+		}
+	}
+}
+
 static void _wait_rx_mode(struct rtw89_dev *rtwdev, u8 kpath)
 {
 	u32 rf_mode;
@@ -374,6 +1199,57 @@ static void _tmac_tx_pause(struct rtw89_dev *rtwdev, enum rtw89_phy_idx band_idx
 	_wait_rx_mode(rtwdev, _kpath(rtwdev, band_idx));
 }
 
+static void _doiqk(struct rtw89_dev *rtwdev, bool force,
+		   enum rtw89_phy_idx phy_idx, u8 path)
+{
+	struct rtw89_iqk_info *iqk_info = &rtwdev->iqk;
+	u32 backup_bb_val[BACKUP_BB_REGS_NR];
+	u32 backup_rf_val[RTW8852BT_SS][BACKUP_RF_REGS_NR];
+	u8 phy_map = rtw89_btc_phymap(rtwdev, phy_idx, RF_AB);
+
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_IQK, BTC_WRFK_ONESHOT_START);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[IQK]==========IQK start!!!!!==========\n");
+	iqk_info->iqk_times++;
+	iqk_info->version = RTW8852BT_IQK_VER;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[IQK]Test Ver 0x%x\n", iqk_info->version);
+	_iqk_get_ch_info(rtwdev, phy_idx, path);
+
+	_rfk_backup_bb_reg(rtwdev, backup_bb_val);
+	_rfk_backup_rf_reg(rtwdev, backup_rf_val[path], path);
+	_iqk_macbb_setting(rtwdev, phy_idx, path);
+	_iqk_preset(rtwdev, path);
+	_iqk_start_iqk(rtwdev, phy_idx, path);
+	_iqk_restore(rtwdev, path);
+	_iqk_afebb_restore(rtwdev, phy_idx, path);
+	_rfk_reload_bb_reg(rtwdev, backup_bb_val);
+	_rfk_reload_rf_reg(rtwdev, backup_rf_val[path], path);
+
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_IQK, BTC_WRFK_ONESHOT_STOP);
+}
+
+static void _iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, bool force)
+{
+	u8 kpath = _kpath(rtwdev, phy_idx);
+
+	switch (kpath) {
+	case RF_A:
+		_doiqk(rtwdev, force, phy_idx, RF_PATH_A);
+		break;
+	case RF_B:
+		_doiqk(rtwdev, force, phy_idx, RF_PATH_B);
+		break;
+	case RF_AB:
+		_doiqk(rtwdev, force, phy_idx, RF_PATH_A);
+		_doiqk(rtwdev, force, phy_idx, RF_PATH_B);
+		break;
+	default:
+		break;
+	}
+}
+
 static void _dpk_onoff(struct rtw89_dev *rtwdev, enum rtw89_rf_path path, bool off)
 {
 	struct rtw89_dpk_info *dpk = &rtwdev->dpk;
@@ -2394,6 +3270,22 @@ void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev)
 	_set_dpd_backoff(rtwdev, RTW89_PHY_0);
 }
 
+void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
+{
+	u8 phy_map = rtw89_btc_phymap(rtwdev, phy_idx, 0);
+	u32 tx_en;
+
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_IQK, BTC_WRFK_START);
+	rtw89_chip_stop_sch_tx(rtwdev, phy_idx, &tx_en, RTW89_SCH_TX_SEL_ALL);
+	_wait_rx_mode(rtwdev, _kpath(rtwdev, phy_idx));
+
+	_iqk_init(rtwdev);
+	_iqk(rtwdev, phy_idx, false);
+
+	rtw89_chip_resume_sch_tx(rtwdev, phy_idx, tx_en);
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_IQK, BTC_WRFK_STOP);
+}
+
 void rtw8852bt_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
 {
 	rtw89_debug(rtwdev, RTW89_DBG_RFK,
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
index 89640b42d4d0..22c0c9c3d173 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
@@ -7,6 +7,7 @@
 
 #include "core.h"
 
+void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
 void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev);
 void rtw8852bt_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy);
 void rtw8852bt_dpk_track(struct rtw89_dev *rtwdev);
-- 
2.25.1

[PATCH 2/4] wifi: rtw89: 8852bt: rfk: add RX DCK

[Ping-Ke Shih]

RX DCK stands for receiver DC calibration. With this calibration, we have
proper DC offset to reflect correct received signal strength indicator.
Do this calibration when bringing up interface and going to connect.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 .../wireless/realtek/rtw89/rtw8852bt_rfk.c    | 57 +++++++++++++++++++
 .../wireless/realtek/rtw89/rtw8852bt_rfk.h    |  1 +
 2 files changed, 58 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
index 4a638e2444db..52dfbe0b3d6b 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
@@ -13,6 +13,7 @@
 #include "rtw8852bt_rfk_table.h"
 #include "rtw8852b_common.h"
 
+#define RTW8852BT_RXDCK_VER 0x1
 #define RTW8852BT_IQK_VER 0x2a
 #define RTW8852BT_SS 2
 #define RTW8852BT_TSSI_PATH_NR 2
@@ -365,6 +366,47 @@ static void _rfk_bb_afe_restore(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy
 	rtw89_phy_write32_mask(rtwdev, R_P1_TSSI_MV_AVG, B_P1_TXPW_RSTB, 0x2);
 }
 
+static void _set_rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy,
+			enum rtw89_rf_path path)
+{
+	rtw89_write_rf(rtwdev, path, RR_DCK1, RR_DCK1_CLR, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_DCK, RR_DCK_LV, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_DCK, RR_DCK_LV, 0x1);
+	mdelay(1);
+}
+
+static void _rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy)
+{
+	u8 path, dck_tune;
+	u32 rf_reg5;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[RX_DCK] ****** RXDCK Start (Ver: 0x%x, CV : 0x%x) ******\n",
+		    RTW8852BT_RXDCK_VER, rtwdev->hal.cv);
+
+	for (path = 0; path < RF_PATH_NUM_8852BT; path++) {
+		rf_reg5 = rtw89_read_rf(rtwdev, path, RR_RSV1, RFREG_MASK);
+		dck_tune = rtw89_read_rf(rtwdev, path, RR_DCK, RR_DCK_FINE);
+
+		if (rtwdev->is_tssi_mode[path])
+			rtw89_phy_write32_mask(rtwdev,
+					       R_P0_TSSI_TRK + (path << 13),
+					       B_P0_TSSI_TRK_EN, 0x1);
+
+		rtw89_write_rf(rtwdev, path, RR_RSV1, RR_RSV1_RST, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_DCK, RR_DCK_FINE, 0x0);
+		rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_MASK, RR_MOD_V_RX);
+		_set_rx_dck(rtwdev, phy, path);
+		rtw89_write_rf(rtwdev, path, RR_DCK, RR_DCK_FINE, dck_tune);
+		rtw89_write_rf(rtwdev, path, RR_RSV1, RFREG_MASK, rf_reg5);
+
+		if (rtwdev->is_tssi_mode[path])
+			rtw89_phy_write32_mask(rtwdev,
+					       R_P0_TSSI_TRK + (path << 13),
+					       B_P0_TSSI_TRK_EN, 0x0);
+	}
+}
+
 static bool _iqk_check_cal(struct rtw89_dev *rtwdev, u8 path, u8 ktype)
 {
 	bool notready = false;
@@ -3286,6 +3328,21 @@ void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
 	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_IQK, BTC_WRFK_STOP);
 }
 
+void rtw8852bt_rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
+{
+	u8 phy_map = rtw89_btc_phymap(rtwdev, phy_idx, 0);
+	u32 tx_en;
+
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_RXDCK, BTC_WRFK_START);
+	rtw89_chip_stop_sch_tx(rtwdev, phy_idx, &tx_en, RTW89_SCH_TX_SEL_ALL);
+	_wait_rx_mode(rtwdev, _kpath(rtwdev, phy_idx));
+
+	_rx_dck(rtwdev, phy_idx);
+
+	rtw89_chip_resume_sch_tx(rtwdev, phy_idx, tx_en);
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_RXDCK, BTC_WRFK_STOP);
+}
+
 void rtw8852bt_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
 {
 	rtw89_debug(rtwdev, RTW89_DBG_RFK,
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
index 22c0c9c3d173..3ac63a2a63f7 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
@@ -8,6 +8,7 @@
 #include "core.h"
 
 void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
+void rtw8852bt_rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
 void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev);
 void rtw8852bt_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy);
 void rtw8852bt_dpk_track(struct rtw89_dev *rtwdev);
-- 
2.25.1

[PATCH 3/4] wifi: rtw89: 8852bt: rfk: add DACK

[Ping-Ke Shih]

DACK (digital-to-analog converters calibration) is used to calibrate DAC
to output signals as expected.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/reg.h      |  15 +
 .../wireless/realtek/rtw89/rtw8852bt_rfk.c    | 487 ++++++++++++++++++
 .../wireless/realtek/rtw89/rtw8852bt_rfk.h    |   1 +
 3 files changed, 503 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h
index 24e8d244534e..7df36f3bff0b 100644
--- a/drivers/net/wireless/realtek/rtw89/reg.h
+++ b/drivers/net/wireless/realtek/rtw89/reg.h
@@ -7836,6 +7836,7 @@
 #define B_ANAPAR_PW15_H2 GENMASK(27, 26)
 #define R_ANAPAR 0x032C
 #define B_ANAPAR_15 GENMASK(31, 16)
+#define B_ANAPAR_EN1 BIT(31)
 #define B_ANAPAR_ADCCLK BIT(30)
 #define B_ANAPAR_FLTRST BIT(22)
 #define B_ANAPAR_CRXBB GENMASK(18, 16)
@@ -9080,11 +9081,13 @@
 #define B_DCOF0_RST BIT(17)
 #define B_DCOF0_V GENMASK(4, 1)
 #define R_DCOF1 0xC004
+#define B_DCOF1_VAL GENMASK(31, 20)
 #define B_DCOF1_RST BIT(17)
 #define B_DCOF1_S BIT(0)
 #define R_DCOF8 0xC020
 #define B_DCOF8_V GENMASK(4, 1)
 #define R_DCOF9 0xC024
+#define B_DCOF9_VAL GENMASK(31, 20)
 #define B_DCOF9_RST BIT(17)
 #define R_DACK_S0P0 0xC040
 #define B_DACK_S0P0_OK BIT(31)
@@ -9158,11 +9161,18 @@
 #define B_ADDCKR0_DC GENMASK(15, 4)
 #define B_ADDCKR0_A1 GENMASK(9, 0)
 #define R_DACK10 0xC100
+#define B_DACK10_RST BIT(17)
 #define B_DACK10 GENMASK(4, 1)
 #define R_DACK1_K 0xc104
+#define B_DACK1_VAL GENMASK(31, 20)
+#define B_DACK1_RST BIT(17)
 #define B_DACK1_EN BIT(0)
 #define R_DACK11 0xC120
 #define B_DACK11 GENMASK(4, 1)
+#define R_DACK2_K 0xC124
+#define B_DACK2_VAL GENMASK(31, 20)
+#define B_DACK2_RST BIT(17)
+#define B_DACK2_EN BIT(0)
 #define R_DACK_S1P0 0xC140
 #define B_DACK_S1P0_OK BIT(31)
 #define R_DACK_BIAS10 0xC148
@@ -9211,6 +9221,11 @@
 #define B_DACKN0_V GENMASK(21, 14)
 #define R_DACKN1_CTL 0xC224
 #define B_DACKN1_V GENMASK(21, 14)
+#define B_DACKN1_ON BIT(0)
+#define R_DACKN2_CTL 0xC238
+#define B_DACKN2_ON BIT(0)
+#define R_DACKN3_CTL 0xC24C
+#define B_DACKN3_ON BIT(0)
 #define R_GAIN_MAP0 0xE44C
 #define B_GAIN_MAP0_EN BIT(0)
 #define R_GAIN_MAP1 0xE54C
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
index 52dfbe0b3d6b..6c2fecb58940 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
@@ -407,6 +407,484 @@ static void _rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy)
 	}
 }
 
+static void _drck(struct rtw89_dev *rtwdev)
+{
+	u32 rck_d;
+	u32 val;
+	int ret;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]Ddie RCK start!!!\n");
+	rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_EN, 0x1);
+
+	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val,
+				       1, 10000, false,
+				       rtwdev, R_DRCK_RES, B_DRCK_POL);
+	if (ret)
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DRCK timeout\n");
+
+	rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_EN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_DRCK_FH, B_DRCK_LAT, 0x1);
+	udelay(1);
+	rtw89_phy_write32_mask(rtwdev, R_DRCK_FH, B_DRCK_LAT, 0x0);
+
+	rck_d = rtw89_phy_read32_mask(rtwdev, R_DRCK_RES, 0x7c00);
+	rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_IDLE, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_VAL, rck_d);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0xc0c4 = 0x%x\n",
+		    rtw89_phy_read32_mask(rtwdev, R_DRCK, MASKDWORD));
+}
+
+static void _dack_backup_s0(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	u8 i;
+
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1);
+
+	for (i = 0; i < 0x10; i++) {
+		rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_V, i);
+		dack->msbk_d[0][0][i] =
+			rtw89_phy_read32_mask(rtwdev, R_DACK_S0P2, B_DACK_S0M0);
+
+		rtw89_phy_write32_mask(rtwdev, R_DCOF8, B_DCOF8_V, i);
+		dack->msbk_d[0][1][i] =
+			rtw89_phy_read32_mask(rtwdev, R_DACK_S0P3, B_DACK_S0M1);
+	}
+
+	dack->biask_d[0][0] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS00, B_DACK_BIAS00);
+	dack->biask_d[0][1] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS01, B_DACK_BIAS01);
+
+	dack->dadck_d[0][0] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK00, B_DACK_DADCK00);
+	dack->dadck_d[0][1] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK01, B_DACK_DADCK01);
+}
+
+static void _dack_backup_s1(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	u8 i;
+
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x1);
+
+	for (i = 0; i < 0x10; i++) {
+		rtw89_phy_write32_mask(rtwdev, R_DACK10, B_DACK10, i);
+		dack->msbk_d[1][0][i] =
+			rtw89_phy_read32_mask(rtwdev, R_DACK10S, B_DACK10S);
+
+		rtw89_phy_write32_mask(rtwdev, R_DACK11, B_DACK11, i);
+		dack->msbk_d[1][1][i] =
+			rtw89_phy_read32_mask(rtwdev, R_DACK11S, B_DACK11S);
+	}
+
+	dack->biask_d[1][0] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS10, B_DACK_BIAS10);
+	dack->biask_d[1][1] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS11, B_DACK_BIAS11);
+
+	dack->dadck_d[1][0] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK10, B_DACK_DADCK10);
+	dack->dadck_d[1][1] =
+		rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK11, B_DACK_DADCK11);
+}
+
+static
+void _dack_reset(struct rtw89_dev *rtwdev, enum rtw89_rf_path path)
+{
+	if (path == RF_PATH_A) {
+		rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_RST, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_RST, 0x1);
+	} else {
+		rtw89_phy_write32_mask(rtwdev, R_DACK10, B_DACK10_RST, 0x0);
+		rtw89_phy_write32_mask(rtwdev, R_DACK10, B_DACK10_RST, 0x1);
+	}
+}
+
+static
+void _dack_reload_by_path(struct rtw89_dev *rtwdev, u8 path, u8 index)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	u32 tmp, tmp_offset, tmp_reg;
+	u32 idx_offset, path_offset;
+	u8 i;
+
+	if (index == 0)
+		idx_offset = 0;
+	else
+		idx_offset = 0x14;
+
+	if (path == RF_PATH_A)
+		path_offset = 0;
+	else
+		path_offset = 0x28;
+
+	tmp_offset = idx_offset + path_offset;
+
+	rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_DCOF9, B_DCOF9_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_DACK1_K, B_DACK1_RST, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_DACK2_K, B_DACK2_RST, 0x1);
+
+	/* msbk_d: 15/14/13/12 */
+	tmp = 0x0;
+	for (i = 0; i < 4; i++)
+		tmp |= dack->msbk_d[path][index][i + 12] << (i * 8);
+	tmp_reg = 0xc200 + tmp_offset;
+	rtw89_phy_write32(rtwdev, tmp_reg, tmp);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", tmp_reg,
+		    rtw89_phy_read32_mask(rtwdev, tmp_reg, MASKDWORD));
+
+	/* msbk_d: 11/10/9/8 */
+	tmp = 0x0;
+	for (i = 0; i < 4; i++)
+		tmp |= dack->msbk_d[path][index][i + 8] << (i * 8);
+	tmp_reg = 0xc204 + tmp_offset;
+	rtw89_phy_write32(rtwdev, tmp_reg, tmp);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", tmp_reg,
+		    rtw89_phy_read32_mask(rtwdev, tmp_reg, MASKDWORD));
+
+	/* msbk_d: 7/6/5/4 */
+	tmp = 0x0;
+	for (i = 0; i < 4; i++)
+		tmp |= dack->msbk_d[path][index][i + 4] << (i * 8);
+	tmp_reg = 0xc208 + tmp_offset;
+	rtw89_phy_write32(rtwdev, tmp_reg, tmp);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", tmp_reg,
+		    rtw89_phy_read32_mask(rtwdev, tmp_reg, MASKDWORD));
+
+	/* msbk_d: 3/2/1/0 */
+	tmp = 0x0;
+	for (i = 0; i < 4; i++)
+		tmp |= dack->msbk_d[path][index][i] << (i * 8);
+	tmp_reg = 0xc20c + tmp_offset;
+	rtw89_phy_write32(rtwdev, tmp_reg, tmp);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", tmp_reg,
+		    rtw89_phy_read32_mask(rtwdev, tmp_reg, MASKDWORD));
+
+	/* dadak_d/biask_d */
+	tmp = (dack->biask_d[path][index] << 22) |
+	      (dack->dadck_d[path][index] << 14);
+	tmp_reg = 0xc210 + tmp_offset;
+	rtw89_phy_write32(rtwdev, tmp_reg, tmp);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", tmp_reg,
+		    rtw89_phy_read32_mask(rtwdev, tmp_reg, MASKDWORD));
+
+	/* enable DACK result from reg */
+	rtw89_phy_write32_mask(rtwdev, R_DACKN0_CTL + tmp_offset, B_DACKN0_EN, 0x1);
+}
+
+static
+void _dack_reload(struct rtw89_dev *rtwdev, enum rtw89_rf_path path)
+{
+	u8 i;
+
+	for (i = 0; i < 2; i++)
+		_dack_reload_by_path(rtwdev, path, i);
+}
+
+static bool _dack_s0_poll(struct rtw89_dev *rtwdev)
+{
+	if (rtw89_phy_read32_mask(rtwdev, R_DACK_S0P0, B_DACK_S0P0_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S0P1, B_DACK_S0P1_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S0P2, B_DACK_S0P2_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S0P3, B_DACK_S0P3_OK) == 0)
+		return false;
+
+	return true;
+}
+
+static void _dack_s0(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	bool done;
+	int ret;
+
+	_txck_force(rtwdev, RF_PATH_A, true, DAC_160M);
+
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, BIT(28), 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN1, 0x0);
+	udelay(100);
+	rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_VAL, 0x30);
+	rtw89_phy_write32_mask(rtwdev, R_DCOF9, B_DCOF9_VAL, 0x30);
+
+	_dack_reset(rtwdev, RF_PATH_A);
+
+	rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_S, 0x1);
+	udelay(1);
+
+	dack->msbk_timeout[0] = false;
+
+	ret = read_poll_timeout_atomic(_dack_s0_poll, done, done,
+				       1, 20000, false, rtwdev);
+	if (ret) {
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 DACK timeout\n");
+		dack->msbk_timeout[0] = true;
+	}
+
+	rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_S, 0x0);
+
+	_txck_force(rtwdev, RF_PATH_A, false, DAC_960M);
+	_dack_backup_s0(rtwdev);
+	_dack_reload(rtwdev, RF_PATH_A);
+
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x0);
+}
+
+static bool _dack_s1_poll(struct rtw89_dev *rtwdev)
+{
+	if (rtw89_phy_read32_mask(rtwdev, R_DACK_S1P0, B_DACK_S1P0_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S1P1, B_DACK_S1P1_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S1P2, B_DACK_S1P2_OK) == 0 ||
+	    rtw89_phy_read32_mask(rtwdev, R_DACK_S1P3, B_DACK_S1P3_OK) == 0)
+		return false;
+
+	return true;
+}
+
+static void _dack_s1(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	bool done;
+	int ret;
+
+	_txck_force(rtwdev, RF_PATH_B, true, DAC_160M);
+
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, BIT(28), 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN1, 0x0);
+	udelay(100);
+	rtw89_phy_write32_mask(rtwdev, R_DACK1_K, B_DACK1_VAL, 0x30);
+	rtw89_phy_write32_mask(rtwdev, R_DACK2_K, B_DACK2_VAL, 0x30);
+
+	_dack_reset(rtwdev, RF_PATH_B);
+
+	rtw89_phy_write32_mask(rtwdev, R_DACK1_K, B_DACK1_EN, 0x1);
+	udelay(1);
+
+	dack->msbk_timeout[1] = false;
+
+	ret = read_poll_timeout_atomic(_dack_s1_poll, done, done,
+				       1, 10000, false, rtwdev);
+	if (ret) {
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S1 DACK timeout\n");
+		dack->msbk_timeout[1] = true;
+	}
+
+	rtw89_phy_write32_mask(rtwdev, R_DACK1_K, B_DACK1_EN, 0x0);
+
+	_txck_force(rtwdev, RF_PATH_B, false, DAC_960M);
+	_dack_backup_s1(rtwdev);
+	_dack_reload(rtwdev, RF_PATH_B);
+
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x0);
+}
+
+static void _dack(struct rtw89_dev *rtwdev)
+{
+	_dack_s0(rtwdev);
+	_dack_s1(rtwdev);
+}
+
+static void _dack_dump(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	u8 i;
+	u8 t;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S0 ADC_DCK ic = 0x%x, qc = 0x%x\n",
+		    dack->addck_d[0][0], dack->addck_d[0][1]);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S1 ADC_DCK ic = 0x%x, qc = 0x%x\n",
+		    dack->addck_d[1][0], dack->addck_d[1][1]);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S0 DAC_DCK ic = 0x%x, qc = 0x%x\n",
+		    dack->dadck_d[0][0], dack->dadck_d[0][1]);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S1 DAC_DCK ic = 0x%x, qc = 0x%x\n",
+		    dack->dadck_d[1][0], dack->dadck_d[1][1]);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S0 biask ic = 0x%x, qc = 0x%x\n",
+		    dack->biask_d[0][0], dack->biask_d[0][1]);
+	rtw89_debug(rtwdev, RTW89_DBG_RFK,
+		    "[DACK]S1 biask ic = 0x%x, qc = 0x%x\n",
+		    dack->biask_d[1][0], dack->biask_d[1][1]);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 MSBK ic:\n");
+	for (i = 0; i < 0x10; i++) {
+		t = dack->msbk_d[0][0][i];
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t);
+	}
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 MSBK qc:\n");
+	for (i = 0; i < RTW89_DACK_MSBK_NR; i++) {
+		t = dack->msbk_d[0][1][i];
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t);
+	}
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S1 MSBK ic:\n");
+	for (i = 0; i < RTW89_DACK_MSBK_NR; i++) {
+		t = dack->msbk_d[1][0][i];
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t);
+	}
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S1 MSBK qc:\n");
+	for (i = 0; i < RTW89_DACK_MSBK_NR; i++) {
+		t = dack->msbk_d[1][1][i];
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t);
+	}
+}
+
+static void _addck_ori(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+	u32 val;
+	int ret;
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_MAN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1, B_ADDCK1_MAN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_ADCCLK, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_FLTRST, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_FLTRST, 0x1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0xf);
+	udelay(100);
+
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1, BIT(4), 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_TRG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_TRG, 0x0);
+	udelay(1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0, 0x1);
+	dack->addck_timeout[0] = false;
+
+	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val,
+				       1, 10000, false,
+				       rtwdev, R_ADDCKR0, BIT(0));
+	if (ret) {
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 ADDCK timeout\n");
+		dack->addck_timeout[0] = true;
+	}
+
+	rtw89_phy_write32_mask(rtwdev, R_PATH0_SAMPL_DLY_T_V1, BIT(4), 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0xc);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_ADCCLK, 0x1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0, 0x0);
+	dack->addck_d[0][0] =
+		rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_A0);
+	dack->addck_d[0][1] =
+		rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_A1);
+	rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x0);
+
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_ADCCLK, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_FLTRST, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_FLTRST, 0x1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0xf);
+	udelay(100);
+
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1, BIT(4), 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0x3);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1, B_ADDCK1_TRG, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1, B_ADDCK1_TRG, 0x0);
+	udelay(1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1, B_ADDCK1, 0x1);
+	dack->addck_timeout[1] = false;
+
+	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val,
+				       1, 10000, false,
+				       rtwdev, R_ADDCKR1, BIT(0));
+	if (ret) {
+		rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S1 ADDCK timeout\n");
+		dack->addck_timeout[1] = true;
+	}
+
+	rtw89_phy_write32_mask(rtwdev, R_PATH1_SAMPL_DLY_T_V1, BIT(4), 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_EN, 0x1);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR_PW15, B_ANAPAR_PW15_H, 0xc);
+	rtw89_phy_write32_mask(rtwdev, R_ANAPAR, B_ANAPAR_ADCCLK, 0x1);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1, B_ADDCK1, 0x0);
+	dack->addck_d[1][0] =
+		rtw89_phy_read32_mask(rtwdev, R_ADDCKR1, B_ADDCKR1_A0);
+	dack->addck_d[1][1] =
+		rtw89_phy_read32_mask(rtwdev, R_ADDCKR1, B_ADDCKR1_A1);
+
+	rtw89_phy_write32_mask(rtwdev, R_P1_DBGMOD, B_P1_DBGMOD_ON, 0x0);
+}
+
+static void _addck_reload(struct rtw89_dev *rtwdev)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RL1, dack->addck_d[0][0]);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RL0, dack->addck_d[0][1]);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RLS, 0x3);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1_RL, B_ADDCK1_RL1, dack->addck_d[1][0]);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1_RL, B_ADDCK1_RL0, dack->addck_d[1][1]);
+
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1_RL, B_ADDCK1_RLS, 0x3);
+}
+
+static void _dack_manual_off(struct rtw89_dev *rtwdev)
+{
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RLS, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_ADDCK1_RL, B_ADDCK1_RLS, 0x0);
+
+	rtw89_phy_write32_mask(rtwdev, R_DACKN0_CTL, B_DACKN0_EN, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_DACKN1_CTL, B_DACKN1_ON, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_DACKN2_CTL, B_DACKN2_ON, 0x0);
+	rtw89_phy_write32_mask(rtwdev, R_DACKN3_CTL, B_DACKN3_ON, 0x0);
+}
+
+static void _dac_cal(struct rtw89_dev *rtwdev, bool force)
+{
+	struct rtw89_dack_info *dack = &rtwdev->dack;
+
+	dack->dack_done = false;
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK start!!!\n");
+
+	_drck(rtwdev);
+	_dack_manual_off(rtwdev);
+	rtw89_write_rf(rtwdev, RF_PATH_A, RR_RSV1, RFREG_MASK, 0x0);
+	rtw89_write_rf(rtwdev, RF_PATH_B, RR_RSV1, RFREG_MASK, 0x0);
+	rtw89_write_rf(rtwdev, RF_PATH_A, RR_MOD, RFREG_MASK, 0x337e1);
+	rtw89_write_rf(rtwdev, RF_PATH_B, RR_MOD, RFREG_MASK, 0x337e1);
+	_rxck_force(rtwdev, RF_PATH_A, true, ADC_960M);
+	_rxck_force(rtwdev, RF_PATH_B, true, ADC_960M);
+	_addck_ori(rtwdev);
+
+	_rxck_force(rtwdev, RF_PATH_A, false, ADC_960M);
+	_rxck_force(rtwdev, RF_PATH_B, false, ADC_960M);
+	_addck_reload(rtwdev);
+
+	rtw89_write_rf(rtwdev, RF_PATH_A, RR_MODOPT, RFREG_MASK, 0x0);
+	rtw89_write_rf(rtwdev, RF_PATH_B, RR_MODOPT, RFREG_MASK, 0x0);
+
+	_dack(rtwdev);
+	_dack_dump(rtwdev);
+	dack->dack_done = true;
+	rtw89_write_rf(rtwdev, RF_PATH_A, RR_RSV1, RFREG_MASK, 0x1);
+	rtw89_write_rf(rtwdev, RF_PATH_B, RR_RSV1, RFREG_MASK, 0x1);
+
+	dack->dack_cnt++;
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK finish!!!\n");
+}
+
 static bool _iqk_check_cal(struct rtw89_dev *rtwdev, u8 path, u8 ktype)
 {
 	bool notready = false;
@@ -3312,6 +3790,15 @@ void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev)
 	_set_dpd_backoff(rtwdev, RTW89_PHY_0);
 }
 
+void rtw8852bt_dack(struct rtw89_dev *rtwdev)
+{
+	u8 phy_map = rtw89_btc_phymap(rtwdev, RTW89_PHY_0, 0);
+
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_DACK, BTC_WRFK_START);
+	_dac_cal(rtwdev, false);
+	rtw89_btc_ntfy_wl_rfk(rtwdev, phy_map, BTC_WRFKT_DACK, BTC_WRFK_STOP);
+}
+
 void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
 {
 	u8 phy_map = rtw89_btc_phymap(rtwdev, phy_idx, 0);
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
index 3ac63a2a63f7..772a5b099377 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
@@ -7,6 +7,7 @@
 
 #include "core.h"
 
+void rtw8852bt_dack(struct rtw89_dev *rtwdev);
 void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
 void rtw8852bt_rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
 void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev);
-- 
2.25.1

[PATCH 4/4] wifi: rtw89: 8852bt: rfk: add RCK

[Ping-Ke Shih]

RCK is synchronize RC calibration. Driver triggers this calibration and
writes the result to registers.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 .../wireless/realtek/rtw89/rtw8852bt_rfk.c    | 43 +++++++++++++++++++
 .../wireless/realtek/rtw89/rtw8852bt_rfk.h    |  1 +
 2 files changed, 44 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
index 6c2fecb58940..fa0e49d58112 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
@@ -407,6 +407,41 @@ static void _rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy)
 	}
 }
 
+static void _rck(struct rtw89_dev *rtwdev, enum rtw89_rf_path path)
+{
+	u32 rf_reg5;
+	u32 rck_val;
+	u32 val;
+	int ret;
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[RCK] ====== S%d RCK ======\n", path);
+
+	rf_reg5 = rtw89_read_rf(rtwdev, path, RR_RSV1, RFREG_MASK);
+
+	rtw89_write_rf(rtwdev, path, RR_RSV1, RR_RSV1_RST, 0x0);
+	rtw89_write_rf(rtwdev, path, RR_MOD, RR_MOD_MASK, RR_MOD_V_RX);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[RCK] RF0x00 = 0x%05x\n",
+		    rtw89_read_rf(rtwdev, path, RR_MOD, RFREG_MASK));
+
+	/* RCK trigger */
+	rtw89_write_rf(rtwdev, path, RR_RCKC, RFREG_MASK, 0x00240);
+
+	ret = read_poll_timeout_atomic(rtw89_read_rf, val, val, 2, 30,
+				       false, rtwdev, path, RR_RCKS, BIT(3));
+
+	rck_val = rtw89_read_rf(rtwdev, path, RR_RCKC, RR_RCKC_CA);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[RCK] rck_val = 0x%x, ret = %d\n",
+		    rck_val, ret);
+
+	rtw89_write_rf(rtwdev, path, RR_RCKC, RFREG_MASK, rck_val);
+	rtw89_write_rf(rtwdev, path, RR_RSV1, RFREG_MASK, rf_reg5);
+
+	rtw89_debug(rtwdev, RTW89_DBG_RFK, "[RCK] RF 0x1b = 0x%x\n",
+		    rtw89_read_rf(rtwdev, path, RR_RCKC, RFREG_MASK));
+}
+
 static void _drck(struct rtw89_dev *rtwdev)
 {
 	u32 rck_d;
@@ -3790,6 +3825,14 @@ void rtw8852bt_dpk_init(struct rtw89_dev *rtwdev)
 	_set_dpd_backoff(rtwdev, RTW89_PHY_0);
 }
 
+void rtw8852bt_rck(struct rtw89_dev *rtwdev)
+{
+	u8 path;
+
+	for (path = 0; path < RF_PATH_NUM_8852BT; path++)
+		_rck(rtwdev, path);
+}
+
 void rtw8852bt_dack(struct rtw89_dev *rtwdev)
 {
 	u8 phy_map = rtw89_btc_phymap(rtwdev, RTW89_PHY_0, 0);
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
index 772a5b099377..09918835c6e8 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
@@ -7,6 +7,7 @@
 
 #include "core.h"
 
+void rtw8852bt_rck(struct rtw89_dev *rtwdev);
 void rtw8852bt_dack(struct rtw89_dev *rtwdev);
 void rtw8852bt_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
 void rtw8852bt_rx_dck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
-- 
2.25.1

Re: [PATCH 1/4] wifi: rtw89: 8852bt: rfk: add IQK

[Ping-Ke Shih]

Ping-Ke Shih <pkshih@realtek.com> wrote:

> IQ signal calibration is a very important calibration to yield good RF
> performance. We do this calibration once we are going to an AP. During
> scanning phase, without this calibration RF performance is still
> acceptable because it transmits and receives with low data rate at
> this phase.
> 
> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>

4 patch(es) applied to rtw-next branch of rtw.git, thanks.

f77c5179bc9f wifi: rtw89: 8852bt: rfk: add IQK
c3d9705de5e7 wifi: rtw89: 8852bt: rfk: add RX DCK
39f0123e0321 wifi: rtw89: 8852bt: rfk: add DACK
746f4ae52a38 wifi: rtw89: 8852bt: rfk: add RCK

---
https://github.com/pkshih/rtw.git