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-rw-r--r--drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c57
-rw-r--r--drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h1
2 files changed, 58 insertions, 0 deletions
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);