diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2024-06-27 10:58:49 +0800 |
|---|---|---|
| committer | Ping-Ke Shih <pkshih@realtek.com> | 2024-07-02 19:43:54 +0800 |
| commit | 746f4ae52a38459dbed792adb58cadaed370dcc2 (patch) | |
| tree | 6281e1e030e856150ad01c65162924a569a705a9 /drivers | |
| parent | 39f0123e032192f13c843344a83e3132bff28f3c (diff) | |
wifi: rtw89: 8852bt: rfk: add RCK
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
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.c | 43 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/rtw8852bt_rfk.h | 1 |
2 files changed, 44 insertions, 0 deletions
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); |