From 8915a256538d0e81fe02c5f68368e5787df261d5 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Sun, 9 Oct 2022 20:54:01 +0800 Subject: [PATCH] wifi: rtw89: 8852b: add chip_ops to configure TX/RX path To support variant models, such as 1x1 or 1T2R, we need this chip_ops to change the path accordingly. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20221009125403.19662-8-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/reg.h | 4 + drivers/net/wireless/realtek/rtw89/rtw8852b.c | 112 ++++++++++++++++++++++++++ drivers/net/wireless/realtek/rtw89/rtw8852b.h | 3 + 3 files changed, 119 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index 570fb1a..5482e32 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -3666,6 +3666,8 @@ #define B_P0_RFMODE_MUX GENMASK(11, 4) #define R_P0_RFMODE_ORI_RX 0x12AC #define B_P0_RFMODE_ORI_RX_ALL GENMASK(23, 12) +#define R_P0_RFMODE_FTM_RX 0x12B0 +#define B_P0_RFMODE_FTM_RX GENMASK(11, 0) #define R_P0_NRBW 0x12B8 #define B_P0_NRBW_DBG BIT(30) #define R_S0_RXDC 0x12D4 @@ -3779,6 +3781,8 @@ #define B_P1_RFMODE_MUX GENMASK(11, 4) #define R_P1_RFMODE_ORI_RX 0x32AC #define B_P1_RFMODE_ORI_RX_ALL GENMASK(23, 12) +#define R_P1_RFMODE_FTM_RX 0x32B0 +#define B_P1_RFMODE_FTM_RX GENMASK(11, 0) #define R_P1_DBGMOD 0x32B8 #define B_P1_DBGMOD_ON BIT(30) #define R_S1_RXDC 0x32D4 diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.c b/drivers/net/wireless/realtek/rtw89/rtw8852b.c index abb3555..a5156d7 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.c @@ -1484,6 +1484,117 @@ static void rtw8852b_ctrl_btg(struct rtw89_dev *rtwdev, bool btg) } } +void rtw8852b_bb_ctrl_rx_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path_bit rx_path) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0); + u32 rst_mask0; + u32 rst_mask1; + + if (rx_path == RF_A) { + rtw89_phy_write32_mask(rtwdev, R_CHBW_MOD_V1, B_ANT_RX_SEG0, 1); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG0, 1); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG1, 1); + rtw89_phy_write32_mask(rtwdev, R_RXHT_MCS_LIMIT, B_RXHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXVHT_MCS_LIMIT, B_RXVHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_USER_MAX, 4); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_MAX_NSS, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHETB_MAX_NSS, 0); + } else if (rx_path == RF_B) { + rtw89_phy_write32_mask(rtwdev, R_CHBW_MOD_V1, B_ANT_RX_SEG0, 2); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG0, 2); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG1, 2); + rtw89_phy_write32_mask(rtwdev, R_RXHT_MCS_LIMIT, B_RXHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXVHT_MCS_LIMIT, B_RXVHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_USER_MAX, 4); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_MAX_NSS, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHETB_MAX_NSS, 0); + } else if (rx_path == RF_AB) { + rtw89_phy_write32_mask(rtwdev, R_CHBW_MOD_V1, B_ANT_RX_SEG0, 3); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG0, 3); + rtw89_phy_write32_mask(rtwdev, R_FC0_BW_V1, B_ANT_RX_1RCCA_SEG1, 3); + rtw89_phy_write32_mask(rtwdev, R_RXHT_MCS_LIMIT, B_RXHT_MCS_LIMIT, 1); + rtw89_phy_write32_mask(rtwdev, R_RXVHT_MCS_LIMIT, B_RXVHT_MCS_LIMIT, 1); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_USER_MAX, 4); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_MAX_NSS, 1); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHETB_MAX_NSS, 1); + } + + rtw8852b_set_gain_offset(rtwdev, chan->subband_type, RTW89_PHY_0); + + if (chan->band_type == RTW89_BAND_2G && + (rx_path == RF_B || rx_path == RF_AB)) + rtw8852b_ctrl_btg(rtwdev, true); + else + rtw8852b_ctrl_btg(rtwdev, false); + + rst_mask0 = B_P0_TXPW_RSTB_MANON | B_P0_TXPW_RSTB_TSSI; + rst_mask1 = B_P1_TXPW_RSTB_MANON | B_P1_TXPW_RSTB_TSSI; + if (rx_path == RF_A) { + rtw89_phy_write32_mask(rtwdev, R_P0_TXPW_RSTB, rst_mask0, 1); + rtw89_phy_write32_mask(rtwdev, R_P0_TXPW_RSTB, rst_mask0, 3); + } else { + rtw89_phy_write32_mask(rtwdev, R_P1_TXPW_RSTB, rst_mask1, 1); + rtw89_phy_write32_mask(rtwdev, R_P1_TXPW_RSTB, rst_mask1, 3); + } +} + +static void rtw8852b_bb_ctrl_rf_mode_rx_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path_bit rx_path) +{ + if (rx_path == RF_A) { + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE, + B_P0_RFMODE_ORI_TXRX_FTM_TX, 0x1233312); + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE_FTM_RX, + B_P0_RFMODE_FTM_RX, 0x333); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE, + B_P1_RFMODE_ORI_TXRX_FTM_TX, 0x1111111); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE_FTM_RX, + B_P1_RFMODE_FTM_RX, 0x111); + } else if (rx_path == RF_B) { + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE, + B_P0_RFMODE_ORI_TXRX_FTM_TX, 0x1111111); + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE_FTM_RX, + B_P0_RFMODE_FTM_RX, 0x111); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE, + B_P1_RFMODE_ORI_TXRX_FTM_TX, 0x1233312); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE_FTM_RX, + B_P1_RFMODE_FTM_RX, 0x333); + } else if (rx_path == RF_AB) { + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE, + B_P0_RFMODE_ORI_TXRX_FTM_TX, 0x1233312); + rtw89_phy_write32_mask(rtwdev, R_P0_RFMODE_FTM_RX, + B_P0_RFMODE_FTM_RX, 0x333); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE, + B_P1_RFMODE_ORI_TXRX_FTM_TX, 0x1233312); + rtw89_phy_write32_mask(rtwdev, R_P1_RFMODE_FTM_RX, + B_P1_RFMODE_FTM_RX, 0x333); + } +} + +static void rtw8852b_bb_cfg_txrx_path(struct rtw89_dev *rtwdev) +{ + struct rtw89_hal *hal = &rtwdev->hal; + enum rtw89_rf_path_bit rx_path = hal->antenna_rx ? hal->antenna_rx : RF_AB; + + rtw8852b_bb_ctrl_rx_path(rtwdev, rx_path); + rtw8852b_bb_ctrl_rf_mode_rx_path(rtwdev, rx_path); + + if (rtwdev->hal.rx_nss == 1) { + rtw89_phy_write32_mask(rtwdev, R_RXHT_MCS_LIMIT, B_RXHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXVHT_MCS_LIMIT, B_RXVHT_MCS_LIMIT, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_MAX_NSS, 0); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHETB_MAX_NSS, 0); + } else { + rtw89_phy_write32_mask(rtwdev, R_RXHT_MCS_LIMIT, B_RXHT_MCS_LIMIT, 1); + rtw89_phy_write32_mask(rtwdev, R_RXVHT_MCS_LIMIT, B_RXVHT_MCS_LIMIT, 1); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHE_MAX_NSS, 1); + rtw89_phy_write32_mask(rtwdev, R_RXHE, B_RXHETB_MAX_NSS, 1); + } + + rtw89_phy_write32_idx(rtwdev, R_MAC_SEL, B_MAC_SEL_MOD, 0x0, RTW89_PHY_0); +} + static u8 rtw8852b_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path) { if (rtwdev->is_tssi_mode[rf_path]) { @@ -1808,6 +1919,7 @@ static const struct rtw89_chip_ops rtw8852b_chip_ops = { .ctrl_btg = rtw8852b_ctrl_btg, .query_ppdu = rtw8852b_query_ppdu, .bb_ctrl_btc_preagc = rtw8852b_bb_ctrl_btc_preagc, + .cfg_txrx_path = rtw8852b_bb_cfg_txrx_path, .pwr_on_func = rtw8852b_pwr_on_func, .pwr_off_func = rtw8852b_pwr_off_func, diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.h b/drivers/net/wireless/realtek/rtw89/rtw8852b.h index bc0a383..33f6210 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b.h +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.h @@ -87,4 +87,7 @@ struct rtw8852b_efuse { extern const struct rtw89_chip_info rtw8852b_chip_info; +void rtw8852b_bb_ctrl_rx_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path_bit rx_path); + #endif -- 2.7.4