diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c | 378 |
1 files changed, 378 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c new file mode 100644 index 0000000000..2a37182926 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a_rfk.c @@ -0,0 +1,378 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2023 Realtek Corporation + */ + +#include "chan.h" +#include "debug.h" +#include "mac.h" +#include "phy.h" +#include "reg.h" +#include "rtw8922a.h" +#include "rtw8922a_rfk.h" + +static void rtw8922a_tssi_cont_en(struct rtw89_dev *rtwdev, bool en, + enum rtw89_rf_path path) +{ + static const u32 tssi_trk_man[2] = {R_TSSI_PWR_P0, R_TSSI_PWR_P1}; + + if (en) + rtw89_phy_write32_mask(rtwdev, tssi_trk_man[path], B_TSSI_CONT_EN, 0); + else + rtw89_phy_write32_mask(rtwdev, tssi_trk_man[path], B_TSSI_CONT_EN, 1); +} + +void rtw8922a_tssi_cont_en_phyidx(struct rtw89_dev *rtwdev, bool en, u8 phy_idx) +{ + if (rtwdev->mlo_dbcc_mode == MLO_1_PLUS_1_1RF) { + if (phy_idx == RTW89_PHY_0) + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_A); + else + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_B); + } else { + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_A); + rtw8922a_tssi_cont_en(rtwdev, en, RF_PATH_B); + } +} + +static +void rtw8922a_ctl_band_ch_bw(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy, + u8 central_ch, enum rtw89_band band, + enum rtw89_bandwidth bw) +{ + const u32 rf_addr[2] = {RR_CFGCH, RR_CFGCH_V1}; + struct rtw89_hal *hal = &rtwdev->hal; + u32 rf_reg[RF_PATH_NUM_8922A][2]; + u8 synpath; + u32 rf18; + u8 kpath; + u8 path; + u8 i; + + rf_reg[RF_PATH_A][0] = rtw89_read_rf(rtwdev, RF_PATH_A, rf_addr[0], RFREG_MASK); + rf_reg[RF_PATH_A][1] = rtw89_read_rf(rtwdev, RF_PATH_A, rf_addr[1], RFREG_MASK); + rf_reg[RF_PATH_B][0] = rtw89_read_rf(rtwdev, RF_PATH_B, rf_addr[0], RFREG_MASK); + rf_reg[RF_PATH_B][1] = rtw89_read_rf(rtwdev, RF_PATH_B, rf_addr[1], RFREG_MASK); + + kpath = rtw89_phy_get_kpath(rtwdev, phy); + synpath = rtw89_phy_get_syn_sel(rtwdev, phy); + + rf18 = rtw89_read_rf(rtwdev, synpath, RR_CFGCH, RFREG_MASK); + if (rf18 == INV_RF_DATA) { + rtw89_warn(rtwdev, "[RFK] Invalid RF18 value\n"); + return; + } + + for (path = 0; path < RF_PATH_NUM_8922A; path++) { + if (!(kpath & BIT(path))) + continue; + + for (i = 0; i < 2; i++) { + if (rf_reg[path][i] == INV_RF_DATA) { + rtw89_warn(rtwdev, + "[RFK] Invalid RF_0x18 for Path-%d\n", path); + return; + } + + rf_reg[path][i] &= ~(RR_CFGCH_BAND1 | RR_CFGCH_BW | + RR_CFGCH_BAND0 | RR_CFGCH_CH); + rf_reg[path][i] |= u32_encode_bits(central_ch, RR_CFGCH_CH); + + if (band == RTW89_BAND_2G) + rtw89_write_rf(rtwdev, path, RR_SMD, RR_VCO2, 0x0); + else + rtw89_write_rf(rtwdev, path, RR_SMD, RR_VCO2, 0x1); + + switch (band) { + case RTW89_BAND_2G: + default: + break; + case RTW89_BAND_5G: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BAND1_5G, RR_CFGCH_BAND1) | + u32_encode_bits(CFGCH_BAND0_5G, RR_CFGCH_BAND0); + break; + case RTW89_BAND_6G: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BAND1_6G, RR_CFGCH_BAND1) | + u32_encode_bits(CFGCH_BAND0_6G, RR_CFGCH_BAND0); + break; + } + + switch (bw) { + case RTW89_CHANNEL_WIDTH_5: + case RTW89_CHANNEL_WIDTH_10: + case RTW89_CHANNEL_WIDTH_20: + default: + break; + case RTW89_CHANNEL_WIDTH_40: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_40M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_80: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_80M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_160: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_160M, RR_CFGCH_BW_V2); + break; + case RTW89_CHANNEL_WIDTH_320: + rf_reg[path][i] |= + u32_encode_bits(CFGCH_BW_V2_320M, RR_CFGCH_BW_V2); + break; + } + + rtw89_write_rf(rtwdev, path, rf_addr[i], + RFREG_MASK, rf_reg[path][i]); + fsleep(100); + } + } + + if (hal->cv != CHIP_CAV) + return; + + if (band == RTW89_BAND_2G) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x80000); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWA, RFREG_MASK, 0x00003); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD1, RFREG_MASK, 0x0c990); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD0, RFREG_MASK, 0xebe38); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x00000); + } else { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x80000); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWA, RFREG_MASK, 0x00003); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD1, RFREG_MASK, 0x0c190); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWD0, RFREG_MASK, 0xebe38); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_LUTWE, RFREG_MASK, 0x00000); + } +} + +void rtw8922a_set_channel_rf(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_ctl_band_ch_bw(rtwdev, phy_idx, chan->channel, chan->band_type, + chan->band_width); +} + +enum _rf_syn_pow { + RF_SYN_ON_OFF, + RF_SYN_OFF_ON, + RF_SYN_ALLON, + RF_SYN_ALLOFF, +}; + +static void rtw8922a_set_syn01_cav(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + if (syn == RF_SYN_ALLON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + } else if (syn == RF_SYN_ON_OFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x3); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x0); + } else if (syn == RF_SYN_OFF_ON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x0); + + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x2); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x3); + } else if (syn == RF_SYN_ALLOFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN, 0x0); + } +} + +static void rtw8922a_set_syn01_cbv(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + if (syn == RF_SYN_ALLON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0xf); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0xf); + } else if (syn == RF_SYN_ON_OFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0xf); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0x0); + } else if (syn == RF_SYN_OFF_ON) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0xf); + } else if (syn == RF_SYN_ALLOFF) { + rtw89_write_rf(rtwdev, RF_PATH_A, RR_POW, RR_POW_SYN_V1, 0x0); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_POW, RR_POW_SYN_V1, 0x0); + } +} + +static void rtw8922a_set_syn01(struct rtw89_dev *rtwdev, enum _rf_syn_pow syn) +{ + struct rtw89_hal *hal = &rtwdev->hal; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "SYN config=%d\n", syn); + + if (hal->cv == CHIP_CAV) + rtw8922a_set_syn01_cav(rtwdev, syn); + else + rtw8922a_set_syn01_cbv(rtwdev, syn); +} + +static void rtw8922a_chlk_ktbl_sel(struct rtw89_dev *rtwdev, u8 kpath, u8 idx) +{ + u32 tmp; + + if (idx > 2) { + rtw89_warn(rtwdev, "[DBCC][ERROR]indx is out of limit!! index(%d)", idx); + return; + } + + if (kpath & RF_A) { + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_IQC_V1, idx); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL, B_COEF_SEL_MDPD_V1, idx); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_MODOPT, RR_TXG_SEL, 0x4 | idx); + + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL, BIT(0)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT, B_CFIR_LUT_G3, tmp); + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL, BIT(1)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT, B_CFIR_LUT_G5, tmp); + } + + if (kpath & RF_B) { + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_IQC_V1, idx); + rtw89_phy_write32_mask(rtwdev, R_COEF_SEL_C1, B_COEF_SEL_MDPD_V1, idx); + rtw89_write_rf(rtwdev, RF_PATH_B, RR_MODOPT, RR_TXG_SEL, 0x4 | idx); + + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL_C1, BIT(0)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT_C1, B_CFIR_LUT_G3, tmp); + tmp = rtw89_phy_read32_mask(rtwdev, R_COEF_SEL_C1, BIT(1)); + rtw89_phy_write32_mask(rtwdev, R_CFIR_LUT_C1, B_CFIR_LUT_G5, tmp); + } +} + +static void rtw8922a_chlk_reload(struct rtw89_dev *rtwdev) +{ + struct rtw89_rfk_mcc_info *rfk_mcc = &rtwdev->rfk_mcc; + enum rtw89_sub_entity_idx sub_entity_idx; + const struct rtw89_chan *chan; + enum rtw89_entity_mode mode; + u8 s0_tbl, s1_tbl; + u8 tbl_sel; + + mode = rtw89_get_entity_mode(rtwdev); + switch (mode) { + case RTW89_ENTITY_MODE_MCC_PREPARE: + sub_entity_idx = RTW89_SUB_ENTITY_1; + tbl_sel = 1; + break; + default: + sub_entity_idx = RTW89_SUB_ENTITY_0; + tbl_sel = 0; + break; + } + + chan = rtw89_chan_get(rtwdev, sub_entity_idx); + + rfk_mcc->ch[tbl_sel] = chan->channel; + rfk_mcc->band[tbl_sel] = chan->band_type; + rfk_mcc->bw[tbl_sel] = chan->band_width; + rfk_mcc->table_idx = tbl_sel; + + s0_tbl = tbl_sel; + s1_tbl = tbl_sel; + + rtw8922a_chlk_ktbl_sel(rtwdev, RF_A, s0_tbl); + rtw8922a_chlk_ktbl_sel(rtwdev, RF_B, s1_tbl); +} + +static void rtw8922a_rfk_mlo_ctrl(struct rtw89_dev *rtwdev) +{ + enum _rf_syn_pow syn_pow; + + if (!rtwdev->dbcc_en) + goto set_rfk_reload; + + switch (rtwdev->mlo_dbcc_mode) { + case MLO_0_PLUS_2_1RF: + syn_pow = RF_SYN_OFF_ON; + break; + case MLO_0_PLUS_2_2RF: + case MLO_1_PLUS_1_2RF: + case MLO_2_PLUS_0_1RF: + case MLO_2_PLUS_0_2RF: + case MLO_2_PLUS_2_2RF: + case MLO_DBCC_NOT_SUPPORT: + default: + syn_pow = RF_SYN_ON_OFF; + break; + case MLO_1_PLUS_1_1RF: + case DBCC_LEGACY: + syn_pow = RF_SYN_ALLON; + break; + } + + rtw8922a_set_syn01(rtwdev, syn_pow); + +set_rfk_reload: + rtw8922a_chlk_reload(rtwdev); +} + +static void rtw8922a_rfk_pll_init(struct rtw89_dev *rtwdev) +{ + int ret; + u8 tmp; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_PLL_1, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_PLL_1, tmp | 0xf8, 0xFF); + if (ret) + return; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_APBT, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_APBT, tmp & ~0x60, 0xFF); + if (ret) + return; + + ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_PLL, &tmp); + if (ret) + return; + ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_PLL, tmp | 0x38, 0xFF); + if (ret) + return; +} + +void rtw8922a_rfk_hw_init(struct rtw89_dev *rtwdev) +{ + if (rtwdev->dbcc_en) + rtw8922a_rfk_mlo_ctrl(rtwdev); + + rtw8922a_rfk_pll_init(rtwdev); +} + +void rtw8922a_pre_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + bool mlo_1_1; + + if (!rtwdev->dbcc_en) + return; + + mlo_1_1 = rtw89_is_mlo_1_1(rtwdev); + if (mlo_1_1) + rtw8922a_set_syn01(rtwdev, RF_SYN_ALLON); + else if (phy_idx == RTW89_PHY_0) + rtw8922a_set_syn01(rtwdev, RF_SYN_ON_OFF); + else + rtw8922a_set_syn01(rtwdev, RF_SYN_OFF_ON); + + fsleep(1000); +} + +void rtw8922a_post_set_channel_rf(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + rtw8922a_rfk_mlo_ctrl(rtwdev); +} |