From patchwork Thu Feb 15 05:57:39 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 773305 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7F424C142 for ; Thu, 15 Feb 2024 05:58:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707976726; cv=none; b=TasTiCr6VanKv4XnDz1m/bFcUkaUnSXR7dOl9xuQ72vOtp9MzI2oQ5v5FlNvLyxz7LhOxXjgzj3hzOREfUoUEWduyai2vxsT4U3RNwbJyCY9SpvZpOa+RX9rTrbFnONhTE/UG7e19JuRW7BVViu+8dOAHo/QfzhbHLD0CiGzsvs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707976726; c=relaxed/simple; bh=RaHtmaQV1avjShkK1p/BpXNzR305KAm5G+NIq5eINwg=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=SqkJMdq5J5pyFDe6w/cI6nIG9rlFchm020hQ8dBQxLDP+xSMBQMt8pte0BTpWhr5E9AaK1NuN8kQ4QpiojeBbI/cMK6gpODDEl3TjNJTntnp/l9Ij5Tl3YWrjAilVxx2HWdbB0uEDy23oFgcJu6qotOOhuCyy2aFoyG752t7a+I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 41F5wbDO32372775, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.95/5.92) with ESMTPS id 41F5wbDO32372775 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 15 Feb 2024 13:58:37 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2375.32; Thu, 15 Feb 2024 13:58:37 +0800 Received: from [127.0.1.1] (172.21.69.94) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Thu, 15 Feb 2024 13:58:37 +0800 From: Ping-Ke Shih To: CC: Subject: [PATCH 2/4] wifi: rtw89: 8922a: add set_channel BB part Date: Thu, 15 Feb 2024 13:57:39 +0800 Message-ID: <20240215055741.14148-3-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240215055741.14148-1-pkshih@realtek.com> References: <20240215055741.14148-1-pkshih@realtek.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback In additional to configure band, channel and bandwidth registers, it also configure CCK support on 2GHZ band, spur elimination, and RX gain. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/reg.h | 37 ++ drivers/net/wireless/realtek/rtw89/rtw8922a.c | 390 ++++++++++++++++++ 2 files changed, 427 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index ae637203ee8a..9f3d10766b04 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -8448,6 +8448,9 @@ #define B_PATH1_5MDET_SB2 BIT(8) #define B_PATH1_5MDET_SB0 BIT(6) #define B_PATH1_5MDET_TH GENMASK(5, 0) +#define R_S0S1_CSI_WGT 0x4D34 +#define B_S0S1_CSI_WGT_EN BIT(0) +#define B_S0S1_CSI_WGT_TONE_IDX GENMASK(31, 20) #define R_CHINFO_ELM_SRC 0x4D84 #define B_CHINFO_ELM_BITMAP GENMASK(22, 0) #define B_CHINFO_SRC GENMASK(31, 30) @@ -8601,18 +8604,48 @@ #define B_S0_DACKQ8_K GENMASK(15, 8) #define R_DCFO_WEIGHT_V1 0x6244 #define B_DCFO_WEIGHT_MSK_V1 GENMASK(31, 28) +#define R_DAC_CLK 0x625C +#define B_DAC_CLK GENMASK(31, 30) #define R_DCFO_OPT_V1 0x6260 #define B_DCFO_OPT_EN_V1 BIT(17) #define R_TXFCTR 0x627C #define B_TXFCTR_THD GENMASK(19, 10) #define R_TXSCALE 0x6284 #define B_TXFCTR_EN BIT(19) +#define R_PCOEFF01 0x6684 +#define B_PCOEFF01 GENMASK(23, 0) +#define R_PCOEFF23 0x6688 +#define B_PCOEFF23 GENMASK(23, 0) +#define R_PCOEFF45 0x668c +#define B_PCOEFF45 GENMASK(23, 0) +#define R_PCOEFF67 0x6690 +#define B_PCOEFF67 GENMASK(23, 0) +#define R_PCOEFF89 0x6694 +#define B_PCOEFF89 GENMASK(23, 0) +#define R_PCOEFFAB 0x6698 +#define B_PCOEFFAB GENMASK(23, 0) +#define R_PCOEFFCD 0x669c +#define B_PCOEFFCD GENMASK(23, 0) +#define R_PCOEFFEF 0x66a0 +#define B_PCOEFFEF GENMASK(23, 0) +#define R_MGAIN_BIAS 0x672c +#define B_MGAIN_BIAS_BW20 GENMASK(3, 0) +#define B_MGAIN_BIAS_BW40 GENMASK(7, 4) +#define R_CCK_RPL_OFST 0x6750 +#define B_CCK_RPL_OFST GENMASK(7, 0) +#define R_BK_FC0INV 0x6758 +#define B_BK_FC0INV GENMASK(18, 0) +#define R_CCK_FC0INV 0x675c +#define B_CCK_FC0INV GENMASK(18, 0) #define R_SEG0R_EDCCA_LVL_BE 0x69EC #define R_SEG0R_PPDU_LVL_BE 0x69F0 #define R_SEGSND 0x6A14 #define B_SEGSND_EN BIT(31) #define R_DBCC 0x6B48 #define B_DBCC_EN BIT(0) +#define R_FC0 0x6B4C +#define B_BW40_2XFFT BIT(31) +#define B_FC0 GENMASK(12, 0) #define R_FC0INV_SBW 0x6B50 #define B_SMALLBW GENMASK(31, 30) #define B_RX_BT_SG0 GENMASK(25, 22) @@ -9040,6 +9073,10 @@ #define B_DACKN0_V GENMASK(21, 14) #define R_DACKN1_CTL 0xC224 #define B_DACKN1_V GENMASK(21, 14) +#define R_GAIN_MAP0 0xE44C +#define B_GAIN_MAP0_EN BIT(0) +#define R_GAIN_MAP1 0xE54C +#define B_GAIN_MAP1_EN BIT(0) #define R_GOTX_IQKDPK_C0 0xE464 #define R_GOTX_IQKDPK_C1 0xE564 #define B_GOTX_IQKDPK GENMASK(28, 27) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a.c b/drivers/net/wireless/realtek/rtw89/rtw8922a.c index 982e0ba13b9c..361e66954924 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8922a.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a.c @@ -11,6 +11,7 @@ #include "reg.h" #include "rtw8922a.h" #include "rtw8922a_rfk.h" +#include "util.h" #define RTW8922A_FW_FORMAT_MAX 0 #define RTW8922A_FW_BASENAME "rtw89/rtw8922a_fw" @@ -862,6 +863,37 @@ static void rtw8922a_set_channel_mac(struct rtw89_dev *rtwdev, } } +static const u32 rtw8922a_sco_barker_threshold[14] = { + 0x1fe4f, 0x1ff5e, 0x2006c, 0x2017b, 0x2028a, 0x20399, 0x204a8, 0x205b6, + 0x206c5, 0x207d4, 0x208e3, 0x209f2, 0x20b00, 0x20d8a +}; + +static const u32 rtw8922a_sco_cck_threshold[14] = { + 0x2bdac, 0x2bf21, 0x2c095, 0x2c209, 0x2c37e, 0x2c4f2, 0x2c666, 0x2c7db, + 0x2c94f, 0x2cac3, 0x2cc38, 0x2cdac, 0x2cf21, 0x2d29e +}; + +static int rtw8922a_ctrl_sco_cck(struct rtw89_dev *rtwdev, + u8 primary_ch, enum rtw89_bandwidth bw, + enum rtw89_phy_idx phy_idx) +{ + u8 ch_element; + + if (primary_ch >= 14) + return -EINVAL; + + ch_element = primary_ch - 1; + + rtw89_phy_write32_idx(rtwdev, R_BK_FC0INV, B_BK_FC0INV, + rtw8922a_sco_barker_threshold[ch_element], + phy_idx); + rtw89_phy_write32_idx(rtwdev, R_CCK_FC0INV, B_CCK_FC0INV, + rtw8922a_sco_cck_threshold[ch_element], + phy_idx); + + return 0; +} + struct rtw8922a_bb_gain { u32 gain_g[BB_PATH_NUM_8922A]; u32 gain_a[BB_PATH_NUM_8922A]; @@ -1022,12 +1054,341 @@ static void rtw8922a_set_gain(struct rtw89_dev *rtwdev, rtw8922a_set_rpl_gain(rtwdev, chan, path, phy_idx); } +static void rtw8922a_set_rx_gain_normal_cck(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + s8 value = -gain->offset[path][RTW89_GAIN_OFFSET_2G_CCK]; /* S(8,2) */ + u8 fraction = value & 0x3; + + if (fraction) { + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW20, + (0x4 - fraction) << 1); + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW40, + (0x4 - fraction) << 1); + + value >>= 2; + rtw89_phy_write32_mask(rtwdev, R_CCK_RPL_OFST, B_CCK_RPL_OFST, + value + 1 + 0xdc); + } else { + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW20, 0); + rtw89_phy_write32_mask(rtwdev, R_MGAIN_BIAS, B_MGAIN_BIAS_BW40, 0); + + value >>= 2; + rtw89_phy_write32_mask(rtwdev, R_CCK_RPL_OFST, B_CCK_RPL_OFST, + value + 0xdc); + } +} + +static void rtw8922a_set_rx_gain_normal_ofdm(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + static const u32 rssi_tb_bias_comp[2] = {0x41f8, 0x45f8}; + static const u32 rssi_tb_ext_comp[2] = {0x4208, 0x4608}; + static const u32 rssi_ofst_addr[2] = {0x40c8, 0x44c8}; + static const u32 rpl_bias_comp[2] = {0x41e8, 0x45e8}; + static const u32 rpl_ext_comp[2] = {0x41f8, 0x45f8}; + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + enum rtw89_gain_offset gain_band; + s8 v1, v2, v3; + s32 value; + + gain_band = rtw89_subband_to_gain_offset_band_of_ofdm(chan->subband_type); + value = gain->offset[path][gain_band]; + rtw89_phy_write32_mask(rtwdev, rssi_ofst_addr[path], 0xff000000, value + 0xF8); + + value *= -4; + v1 = clamp_t(s32, value, S8_MIN, S8_MAX); + value -= v1; + v2 = clamp_t(s32, value, S8_MIN, S8_MAX); + value -= v2; + v3 = clamp_t(s32, value, S8_MIN, S8_MAX); + + rtw89_phy_write32_mask(rtwdev, rpl_bias_comp[path], 0xff, v1); + rtw89_phy_write32_mask(rtwdev, rpl_ext_comp[path], 0xff, v2); + rtw89_phy_write32_mask(rtwdev, rpl_ext_comp[path], 0xff00, v3); + + rtw89_phy_write32_mask(rtwdev, rssi_tb_bias_comp[path], 0xff0000, v1); + rtw89_phy_write32_mask(rtwdev, rssi_tb_ext_comp[path], 0xff0000, v2); + rtw89_phy_write32_mask(rtwdev, rssi_tb_ext_comp[path], 0xff000000, v3); +} + +static void rtw8922a_set_rx_gain_normal(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path) +{ + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + + if (!gain->offset_valid) + return; + + if (chan->band_type == RTW89_BAND_2G) + rtw8922a_set_rx_gain_normal_cck(rtwdev, chan, path); + + rtw8922a_set_rx_gain_normal_ofdm(rtwdev, chan, path); +} + +static void rtw8922a_set_cck_parameters(struct rtw89_dev *rtwdev, u8 central_ch, + enum rtw89_phy_idx phy_idx) +{ + if (central_ch == 14) { + rtw89_phy_write32_idx(rtwdev, R_PCOEFF01, B_PCOEFF01, 0x3b13ff, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF23, B_PCOEFF23, 0x1c42de, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF45, B_PCOEFF45, 0xfdb0ad, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF67, B_PCOEFF67, 0xf60f6e, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF89, B_PCOEFF89, 0xfd8f92, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFAB, B_PCOEFFAB, 0x02d011, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFCD, B_PCOEFFCD, 0x01c02c, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFEF, B_PCOEFFEF, 0xfff00a, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_PCOEFF01, B_PCOEFF01, 0x3a63ca, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF23, B_PCOEFF23, 0x2a833f, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF45, B_PCOEFF45, 0x1491f8, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF67, B_PCOEFF67, 0x03c0b0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFF89, B_PCOEFF89, 0xfccff1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFAB, B_PCOEFFAB, 0xfccfc3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFCD, B_PCOEFFCD, 0xfebfdc, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PCOEFFEF, B_PCOEFFEF, 0xffdff7, phy_idx); + } +} + static void rtw8922a_ctrl_ch(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_phy_idx phy_idx) { + static const u32 band_sel[2] = {0x4160, 0x4560}; + u16 central_freq = chan->freq; + u8 central_ch = chan->channel; + u8 band = chan->band_type; + bool is_2g = band == RTW89_BAND_2G; + u8 chan_idx; + u8 path; + u8 sco; + + if (!central_freq) { + rtw89_warn(rtwdev, "Invalid central_freq\n"); + return; + } + rtw8922a_set_gain(rtwdev, chan, RF_PATH_A, phy_idx); rtw8922a_set_gain(rtwdev, chan, RF_PATH_B, phy_idx); + + for (path = RF_PATH_A; path < BB_PATH_NUM_8922A; path++) + rtw89_phy_write32_idx(rtwdev, band_sel[path], BIT((26)), is_2g, phy_idx); + + rtw8922a_set_rx_gain_normal(rtwdev, chan, RF_PATH_A); + rtw8922a_set_rx_gain_normal(rtwdev, chan, RF_PATH_B); + + rtw89_phy_write32_idx(rtwdev, R_FC0, B_FC0, central_freq, phy_idx); + sco = DIV_ROUND_CLOSEST(1 << 18, central_freq); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_FC0_INV, sco, phy_idx); + + if (band == RTW89_BAND_2G) + rtw8922a_set_cck_parameters(rtwdev, central_ch, phy_idx); + + chan_idx = rtw89_encode_chan_idx(rtwdev, chan->primary_channel, band); + rtw89_phy_write32_idx(rtwdev, R_MAC_PIN_SEL, B_CH_IDX_SEG0, chan_idx, phy_idx); +} + +static void +rtw8922a_ctrl_bw(struct rtw89_dev *rtwdev, u8 pri_sb, u8 bw, + enum rtw89_phy_idx phy_idx) +{ + switch (bw) { + case RTW89_CHANNEL_WIDTH_5: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_10: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_20: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_40: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x0, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_80: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x2, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x1, phy_idx); + break; + case RTW89_CHANNEL_WIDTH_160: + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_BW, 0x3, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_FC0INV_SBW, B_SMALLBW, 0x0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_ANT_CHBW, B_CHBW_PRICH, pri_sb, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_DAC_CLK, B_DAC_CLK, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP0, B_GAIN_MAP0_EN, 0x1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_GAIN_MAP1, B_GAIN_MAP1_EN, 0x1, phy_idx); + break; + default: + rtw89_warn(rtwdev, "Fail to switch bw (bw:%d, pri_sb:%d)\n", bw, + pri_sb); + break; + } + + if (bw == RTW89_CHANNEL_WIDTH_40) + rtw89_phy_write32_idx(rtwdev, R_FC0, B_BW40_2XFFT, 1, phy_idx); + else + rtw89_phy_write32_idx(rtwdev, R_FC0, B_BW40_2XFFT, 0, phy_idx); +} + +static u32 rtw8922a_spur_freq(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan) +{ + return 0; +} + +#define CARRIER_SPACING_312_5 312500 /* 312.5 kHz */ +#define CARRIER_SPACING_78_125 78125 /* 78.125 kHz */ +#define MAX_TONE_NUM 2048 + +static void rtw8922a_set_csi_tone_idx(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + s32 freq_diff, csi_idx, csi_tone_idx; + u32 spur_freq; + + spur_freq = rtw8922a_spur_freq(rtwdev, chan); + if (spur_freq == 0) { + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_EN, + 0, phy_idx); + return; + } + + freq_diff = (spur_freq - chan->freq) * 1000000; + csi_idx = s32_div_u32_round_closest(freq_diff, CARRIER_SPACING_78_125); + s32_div_u32_round_down(csi_idx, MAX_TONE_NUM, &csi_tone_idx); + + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_TONE_IDX, + csi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_S0S1_CSI_WGT, B_S0S1_CSI_WGT_EN, 1, phy_idx); +} + +static const struct rtw89_nbi_reg_def rtw8922a_nbi_reg_def[] = { + [RF_PATH_A] = { + .notch1_idx = {0x41a0, 0xFF}, + .notch1_frac_idx = {0x41a0, 0xC00}, + .notch1_en = {0x41a0, 0x1000}, + .notch2_idx = {0x41ac, 0xFF}, + .notch2_frac_idx = {0x41ac, 0xC00}, + .notch2_en = {0x41ac, 0x1000}, + }, + [RF_PATH_B] = { + .notch1_idx = {0x45a0, 0xFF}, + .notch1_frac_idx = {0x45a0, 0xC00}, + .notch1_en = {0x45a0, 0x1000}, + .notch2_idx = {0x45ac, 0xFF}, + .notch2_frac_idx = {0x45ac, 0xC00}, + .notch2_en = {0x45ac, 0x1000}, + }, +}; + +static void rtw8922a_set_nbi_tone_idx(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_rf_path path, + enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_nbi_reg_def *nbi = &rtw8922a_nbi_reg_def[path]; + s32 nbi_frac_idx, nbi_frac_tone_idx; + s32 nbi_idx, nbi_tone_idx; + bool notch2_chk = false; + u32 spur_freq, fc; + s32 freq_diff; + + spur_freq = rtw8922a_spur_freq(rtwdev, chan); + if (spur_freq == 0) { + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + return; + } + + fc = chan->freq; + if (chan->band_width == RTW89_CHANNEL_WIDTH_160) { + fc = (spur_freq > fc) ? fc + 40 : fc - 40; + if ((fc > spur_freq && + chan->channel < chan->primary_channel) || + (fc < spur_freq && + chan->channel > chan->primary_channel)) + notch2_chk = true; + } + + freq_diff = (spur_freq - fc) * 1000000; + nbi_idx = s32_div_u32_round_down(freq_diff, CARRIER_SPACING_312_5, + &nbi_frac_idx); + + if (chan->band_width == RTW89_CHANNEL_WIDTH_20) { + s32_div_u32_round_down(nbi_idx + 32, 64, &nbi_tone_idx); + } else { + u16 tone_para = (chan->band_width == RTW89_CHANNEL_WIDTH_40) ? + 128 : 256; + + s32_div_u32_round_down(nbi_idx, tone_para, &nbi_tone_idx); + } + nbi_frac_tone_idx = + s32_div_u32_round_closest(nbi_frac_idx, CARRIER_SPACING_78_125); + + if (chan->band_width == RTW89_CHANNEL_WIDTH_160 && notch2_chk) { + rtw89_phy_write32_idx(rtwdev, nbi->notch2_idx.addr, + nbi->notch2_idx.mask, nbi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_frac_idx.addr, + nbi->notch2_frac_idx.mask, nbi_frac_tone_idx, + phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, nbi->notch1_idx.addr, + nbi->notch1_idx.mask, nbi_tone_idx, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_frac_idx.addr, + nbi->notch1_frac_idx.mask, nbi_frac_tone_idx, + phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch1_en.addr, + nbi->notch1_en.mask, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, nbi->notch2_en.addr, + nbi->notch2_en.mask, 0, phy_idx); + } +} + +static void rtw8922a_spur_elimination(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan, + enum rtw89_phy_idx phy_idx) +{ + rtw8922a_set_csi_tone_idx(rtwdev, chan, phy_idx); + rtw8922a_set_nbi_tone_idx(rtwdev, chan, RF_PATH_A, phy_idx); + rtw8922a_set_nbi_tone_idx(rtwdev, chan, RF_PATH_B, phy_idx); } static void rtw8922a_ctrl_afe_dac(struct rtw89_dev *rtwdev, enum rtw89_bandwidth bw, @@ -1377,11 +1738,40 @@ static void rtw8922a_bb_sethw(struct rtw89_dev *rtwdev) rtw8922a_ctrl_mlo(rtwdev, rtwdev->mlo_dbcc_mode); } +static void rtw8922a_ctrl_cck_en(struct rtw89_dev *rtwdev, bool cck_en, + enum rtw89_phy_idx phy_idx) +{ + if (cck_en) { + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, B_RXCCA_BE1_DIS, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_UPD_CLK_ADC, B_ENABLE_CCK, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_ARBITER_OFF, B_PD_ARBITER_OFF, + 0, phy_idx); + } else { + rtw89_phy_write32_idx(rtwdev, R_RXCCA_BE1, B_RXCCA_BE1_DIS, 1, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_UPD_CLK_ADC, B_ENABLE_CCK, 0, phy_idx); + rtw89_phy_write32_idx(rtwdev, R_PD_ARBITER_OFF, B_PD_ARBITER_OFF, + 1, phy_idx); + } +} + static void rtw8922a_set_channel_bb(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_phy_idx phy_idx) { + bool cck_en = chan->band_type == RTW89_BAND_2G; + u8 pri_sb = chan->pri_sb_idx; + + if (cck_en) + rtw8922a_ctrl_sco_cck(rtwdev, chan->primary_channel, + chan->band_width, phy_idx); + rtw8922a_ctrl_ch(rtwdev, chan, phy_idx); + rtw8922a_ctrl_bw(rtwdev, pri_sb, chan->band_width, phy_idx); + rtw8922a_ctrl_cck_en(rtwdev, cck_en, phy_idx); + rtw8922a_spur_elimination(rtwdev, chan, phy_idx); + + rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 1, phy_idx); + rtw8922a_tssi_reset(rtwdev, RF_PATH_AB, phy_idx); } static void rtw8922a_set_channel(struct rtw89_dev *rtwdev,