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wifi: rtw89: 8922d: add RF ops of init hardware and get thermal

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One is to initialize hardware for RF circuit, and the ops of get thermal
is used to monitor temperature to re-calibrate RF or reduce TX duty to
prevent overheating.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20260330065847.48946-7-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2026-03-30 14:58:44 +08:00
parent 2b19199952
commit 9c2f79b4d9
4 changed files with 90 additions and 0 deletions
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6
drivers/net/wireless/realtek/rtw89/reg.h
View File

@ -10676,6 +10676,12 @@
#define B_KTBL1_TBL0 BIT(3)
#define B_KTBL1_TBL1 BIT(5)
#define R_TC_EN_BE4 0x3c200
#define B_TC_EN_BE4 BIT(0)
#define B_TC_TRIG_BE4 BIT(1)
#define R_TC_VAL_BE4 0x3c208
#define B_TC_VAL_BE4 GENMASK(7, 0)
/* WiFi CPU local domain */
#define R_AX_WDT_CTRL 0x0040
#define B_AX_WDT_EN BIT(31)

57
drivers/net/wireless/realtek/rtw89/rtw8922d.c
View File

@ -2562,6 +2562,63 @@ static void rtw8922d_bb_cfg_txrx_path(struct rtw89_dev *rtwdev)
&tx_en1, false);
}
static u8 rtw8922d_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path)
{
u8 val;
rtw89_phy_write32_mask(rtwdev, R_TC_EN_BE4, B_TC_EN_BE4, 0x1);
rtw89_phy_write32_mask(rtwdev, R_TC_EN_BE4, B_TC_TRIG_BE4, 0x0);
rtw89_phy_write32_mask(rtwdev, R_TC_EN_BE4, B_TC_TRIG_BE4, 0x1);
fsleep(100);
val = rtw89_phy_read32_mask(rtwdev, R_TC_VAL_BE4, B_TC_VAL_BE4);
return val;
}
static u32 rtw8922d_chan_to_rf18_val(struct rtw89_dev *rtwdev,
const struct rtw89_chan *chan)
{
u32 val = u32_encode_bits(chan->channel, RR_CFGCH_CH);
switch (chan->band_type) {
case RTW89_BAND_2G:
default:
break;
case RTW89_BAND_5G:
val |= u32_encode_bits(CFGCH_BAND1_5G, RR_CFGCH_BAND1) |
u32_encode_bits(CFGCH_BAND0_5G, RR_CFGCH_BAND0);
break;
case RTW89_BAND_6G:
val |= u32_encode_bits(CFGCH_BAND1_6G, RR_CFGCH_BAND1) |
u32_encode_bits(CFGCH_BAND0_6G, RR_CFGCH_BAND0);
break;
}
switch (chan->band_width) {
case RTW89_CHANNEL_WIDTH_5:
case RTW89_CHANNEL_WIDTH_10:
case RTW89_CHANNEL_WIDTH_20:
default:
break;
case RTW89_CHANNEL_WIDTH_40:
val |= u32_encode_bits(CFGCH_BW_V2_40M, RR_CFGCH_BW_V2);
break;
case RTW89_CHANNEL_WIDTH_80:
val |= u32_encode_bits(CFGCH_BW_V2_80M, RR_CFGCH_BW_V2);
break;
case RTW89_CHANNEL_WIDTH_160:
val |= u32_encode_bits(CFGCH_BW_V2_160M, RR_CFGCH_BW_V2);
break;
case RTW89_CHANNEL_WIDTH_320:
val |= u32_encode_bits(CFGCH_BW_V2_320M, RR_CFGCH_BW_V2);
break;
}
return val;
}
MODULE_FIRMWARE(RTW8922D_MODULE_FIRMWARE);
MODULE_FIRMWARE(RTW8922DS_MODULE_FIRMWARE);
MODULE_AUTHOR("Realtek Corporation");

24
drivers/net/wireless/realtek/rtw89/rtw8922d_rfk.c
View File

@ -9,6 +9,12 @@
#include "rtw8922d.h"
#include "rtw8922d_rfk.h"
static const struct rtw89_reg5_def rtw8922d_nctl_post_defs[] = {
RTW89_DECL_RFK_WM(0x20c7c, 0x00e00000, 0x1),
};
RTW89_DECLARE_RFK_TBL(rtw8922d_nctl_post_defs);
static void rtw8922d_tssi_cont_en(struct rtw89_dev *rtwdev, bool en,
enum rtw89_rf_path path, u8 phy_idx)
{
@ -239,6 +245,24 @@ void rtw8922d_rfk_mlo_ctrl(struct rtw89_dev *rtwdev)
rtw8922d_chlk_reload(rtwdev);
}
static void rtw8922d_x4k_setting(struct rtw89_dev *rtwdev)
{
u32 val;
val = rtw89_read_rf(rtwdev, RF_PATH_A, 0xB9, 0xF000);
rtw89_write_rf(rtwdev, RF_PATH_A, 0xB9, 0xF000, val);
val = rtw89_read_rf(rtwdev, RF_PATH_B, 0xB9, 0xF000);
rtw89_write_rf(rtwdev, RF_PATH_B, 0xB9, 0xF000, val);
rtw89_write_rf(rtwdev, RF_PATH_A, 0xC2, BIT(19), 0x1);
rtw89_write_rf(rtwdev, RF_PATH_B, 0xC2, BIT(19), 0x1);
}
void rtw8922d_rfk_hw_init(struct rtw89_dev *rtwdev)
{
rtw8922d_x4k_setting(rtwdev);
}
void rtw8922d_pre_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
{
bool mlo_1_1;

3
drivers/net/wireless/realtek/rtw89/rtw8922d_rfk.h
View File

@ -7,10 +7,13 @@
#include "core.h"
extern const struct rtw89_rfk_tbl rtw8922d_nctl_post_defs_tbl;
void rtw8922d_tssi_cont_en_phyidx(struct rtw89_dev *rtwdev, bool en, u8 phy_idx);
void rtw8922d_set_channel_rf(struct rtw89_dev *rtwdev,
const struct rtw89_chan *chan,
enum rtw89_phy_idx phy_idx);
void rtw8922d_rfk_hw_init(struct rtw89_dev *rtwdev);
void rtw8922d_rfk_mlo_ctrl(struct rtw89_dev *rtwdev);
void rtw8922d_pre_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
void rtw8922d_post_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);