diff mbox series

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

Message ID 20240627025849.25198-2-pkshih@realtek.com
State New
Headers show
Series wifi: rtw89: 8852bt: add RF calibrations IQK, RX DCK, DACK and RCK | expand

Commit Message

Ping-Ke Shih June 27, 2024, 2:58 a.m. UTC 
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(+)

Comments

Ping-Ke Shih July 2, 2024, 11:48 a.m. UTC | #1 
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
diff mbox series

Patch

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);