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wifi: rtw89: 8852bt: rfk: add RCK

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

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240627025849.25198-5-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih
2024-06-27 10:58:49 +08:00
parent 39f0123e03
commit 746f4ae52a
2 changed files with 44 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c
View File

@@ -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);

1
drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h
View File

@@ -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);