From 5fe702e4b2cdb1aca4fc6e639b1bfbefd7905347 Mon Sep 17 00:00:00 2001 From: Zong-Zhe Yang Date: Sat, 17 Jan 2026 12:41:54 +0800 Subject: [PATCH] wifi: rtw89: phy: update TSSI flow for RTL8922D TSSI is to do TX compensation caused by temperature. The RTL8922D defines different H2C command format. Update it accordingly. Signed-off-by: Zong-Zhe Yang Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20260117044157.2392958-7-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/fw.c | 7 +++- drivers/net/wireless/realtek/rtw89/phy.c | 46 +++++++++++++++++------- 2 files changed, 40 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 5e405b57121f0..5f98ca592a3ef 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -7291,6 +7291,7 @@ fail: int rtw89_fw_h2c_rf_tssi(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, const struct rtw89_chan *chan, enum rtw89_tssi_mode tssi_mode) { + const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_efuse *efuse = &rtwdev->efuse; struct rtw89_hal *hal = &rtwdev->hal; struct rtw89_h2c_rf_tssi *h2c; @@ -7311,11 +7312,15 @@ int rtw89_fw_h2c_rf_tssi(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, h2c->ch = chan->channel; h2c->bw = chan->band_width; h2c->band = chan->band_type; - h2c->hwtx_en = true; h2c->cv = hal->cv; h2c->tssi_mode = tssi_mode; h2c->rfe_type = efuse->rfe_type; + if (chip->chip_id == RTL8922A) + h2c->hwtx_en = true; + else + h2c->hwtx_en = false; + rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(rtwdev, phy_idx, chan, h2c); rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(rtwdev, phy_idx, chan, h2c); diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index c9bd3b7c54894..f3ef5673cb6a7 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -4566,6 +4566,7 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, struct rtw89_h2c_rf_tssi *h2c) { + const struct rtw89_chip_info *chip = rtwdev->chip; struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; u8 ch = chan->channel; s8 trim_de; @@ -4589,9 +4590,14 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev, cck_de = tssi_info->tssi_cck[i][gidx]; val = u32_get_bits(cck_de + trim_de, 0xff); - h2c->curr_tssi_cck_de[i] = 0x0; - h2c->curr_tssi_cck_de_20m[i] = val; - h2c->curr_tssi_cck_de_40m[i] = val; + if (chip->chip_id == RTL8922A) { + h2c->curr_tssi_cck_de[i] = 0x0; + h2c->curr_tssi_cck_de_20m[i] = val; + h2c->curr_tssi_cck_de_40m[i] = val; + } else { + h2c->curr_tssi_cck_de[i] = val; + } + h2c->curr_tssi_efuse_cck_de[i] = cck_de; rtw89_debug(rtwdev, RTW89_DBG_TSSI, @@ -4600,12 +4606,17 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev, ofdm_de = phy_tssi_get_ofdm_de(rtwdev, phy, chan, i); val = u32_get_bits(ofdm_de + trim_de, 0xff); - h2c->curr_tssi_ofdm_de[i] = 0x0; - h2c->curr_tssi_ofdm_de_20m[i] = val; - h2c->curr_tssi_ofdm_de_40m[i] = val; - h2c->curr_tssi_ofdm_de_80m[i] = val; - h2c->curr_tssi_ofdm_de_160m[i] = val; - h2c->curr_tssi_ofdm_de_320m[i] = val; + if (chip->chip_id == RTL8922A) { + h2c->curr_tssi_ofdm_de[i] = 0x0; + h2c->curr_tssi_ofdm_de_20m[i] = val; + h2c->curr_tssi_ofdm_de_40m[i] = val; + h2c->curr_tssi_ofdm_de_80m[i] = val; + h2c->curr_tssi_ofdm_de_160m[i] = val; + h2c->curr_tssi_ofdm_de_320m[i] = val; + } else { + h2c->curr_tssi_ofdm_de[i] = val; + } + h2c->curr_tssi_efuse_ofdm_de[i] = ofdm_de; rtw89_debug(rtwdev, RTW89_DBG_TSSI, @@ -4620,10 +4631,12 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(struct rtw89_dev *rtwdev, { struct rtw89_fw_txpwr_track_cfg *trk = rtwdev->fw.elm_info.txpwr_trk; struct rtw89_tssi_info *tssi_info = &rtwdev->tssi; + const struct rtw89_chip_info *chip = rtwdev->chip; const s8 *thm_up[RF_PATH_B + 1] = {}; const s8 *thm_down[RF_PATH_B + 1] = {}; u8 subband = chan->subband_type; - s8 thm_ofst[128] = {0}; + s8 thm_ofst[128] = {}; + int multiplier; u8 thermal; u8 path; u8 i, j; @@ -4687,6 +4700,11 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(struct rtw89_dev *rtwdev, rtw89_debug(rtwdev, RTW89_DBG_TSSI, "[TSSI] tmeter tbl on subband: %u\n", subband); + if (chip->chip_id == RTL8922A) + multiplier = 1; + else + multiplier = -1; + for (path = RF_PATH_A; path <= RF_PATH_B; path++) { thermal = tssi_info->thermal[path]; rtw89_debug(rtwdev, RTW89_DBG_TSSI, @@ -4701,16 +4719,20 @@ void rtw89_phy_rfk_tssi_fill_fwcmd_tmeter_tbl(struct rtw89_dev *rtwdev, h2c->pg_thermal[path] = thermal; i = 0; - for (j = 0; j < 64; j++) + for (j = 0; j < 64; j++) { thm_ofst[j] = i < DELTA_SWINGIDX_SIZE ? thm_up[path][i++] : thm_up[path][DELTA_SWINGIDX_SIZE - 1]; + thm_ofst[j] *= multiplier; + } i = 1; - for (j = 127; j >= 64; j--) + for (j = 127; j >= 64; j--) { thm_ofst[j] = i < DELTA_SWINGIDX_SIZE ? -thm_down[path][i++] : -thm_down[path][DELTA_SWINGIDX_SIZE - 1]; + thm_ofst[j] *= multiplier; + } for (i = 0; i < 128; i += 4) { h2c->ftable[path][i + 0] = thm_ofst[i + 3]; -- 2.47.3