From patchwork Mon Apr 24 06:52:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 13221802 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48234C77B76 for ; Mon, 24 Apr 2023 06:53:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231181AbjDXGxW (ORCPT ); Mon, 24 Apr 2023 02:53:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56822 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231143AbjDXGxV (ORCPT ); Mon, 24 Apr 2023 02:53:21 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81D0311A for ; Sun, 23 Apr 2023 23:53:18 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33O6rA0h9029988, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 33O6rA0h9029988 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Mon, 24 Apr 2023 14:53:10 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.17; Mon, 24 Apr 2023 14:53:11 +0800 Received: from [127.0.1.1] (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Mon, 24 Apr 2023 14:53:11 +0800 From: Ping-Ke Shih To: CC: Subject: [PATCH 4/5] wifi: rtw89: 8851b: rfk: add DACK Date: Mon, 24 Apr 2023 14:52:41 +0800 Message-ID: <20230424065242.17477-5-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230424065242.17477-1-pkshih@realtek.com> References: <20230424065242.17477-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org DACK (digital-to-analog converters calibration) is used to calibrate DAC to output good quality signals. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/reg.h | 11 + .../net/wireless/realtek/rtw89/rtw8851b_rfk.c | 343 ++++++++++++++++++ .../net/wireless/realtek/rtw89/rtw8851b_rfk.h | 1 + 3 files changed, 355 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index c840a96b79f23..c967bf75a0f6d 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -4736,11 +4736,15 @@ #define B_IQKINF2_KCNT GENMASK(15, 8) #define B_IQKINF2_NCTLV GENMASK(7, 0) #define R_DCOF0 0xC000 +#define B_DCOF0_RST BIT(17) #define B_DCOF0_V GENMASK(4, 1) #define R_DCOF1 0xC004 +#define B_DCOF1_RST BIT(17) #define B_DCOF1_S BIT(0) #define R_DCOF8 0xC020 #define B_DCOF8_V GENMASK(4, 1) +#define R_DCOF9 0xC024 +#define B_DCOF9_RST BIT(17) #define R_DACK_S0P0 0xC040 #define B_DACK_S0P0_OK BIT(31) #define R_DACK_BIAS00 0xc048 @@ -4792,6 +4796,7 @@ #define B_ADDCK0D_VAL GENMASK(25, 16) #define R_ADDCK0 0xC0F4 #define B_ADDCK0_TRG BIT(11) +#define B_ADDCK0_IQ BIT(10) #define B_ADDCK0 GENMASK(9, 8) #define B_ADDCK0_MAN GENMASK(5, 4) #define B_ADDCK0_EN BIT(4) @@ -4803,6 +4808,7 @@ #define B_ADDCK0_RL0 GENMASK(17, 8) #define R_ADDCKR0 0xC0FC #define B_ADDCKR0_A0 GENMASK(19, 10) +#define B_ADDCKR0_DC GENMASK(15, 4) #define B_ADDCKR0_A1 GENMASK(9, 0) #define R_DACK10 0xC100 #define B_DACK10 GENMASK(4, 1) @@ -4853,6 +4859,11 @@ #define R_ADDCKR1 0xC1fC #define B_ADDCKR1_A0 GENMASK(19, 10) #define B_ADDCKR1_A1 GENMASK(9, 0) +#define R_DACKN0_CTL 0xC210 +#define B_DACKN0_EN BIT(0) +#define B_DACKN0_V GENMASK(21, 14) +#define R_DACKN1_CTL 0xC224 +#define B_DACKN1_V GENMASK(21, 14) /* WiFi CPU local domain */ #define R_AX_WDT_CTRL 0x0040 diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.c index 7f454f68d08d8..816f365ae822b 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.c @@ -17,6 +17,344 @@ static u8 _kpath(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) return RF_A; } +static void _dack_reset(struct rtw89_dev *rtwdev, enum rtw89_rf_path path) +{ + rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_RST, 0x0); + rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_RST, 0x1); +} + +static void _drck(struct rtw89_dev *rtwdev) +{ + u32 rck_d; + u32 val; + int ret; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]Ddie RCK start!!!\n"); + + rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_IDLE, 0x1); + rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_EN, 0x1); + + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val, + 1, 10000, false, + rtwdev, R_DRCK_RES, B_DRCK_POL); + if (ret) + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DRCK timeout\n"); + + rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_EN, 0x0); + rtw89_phy_write32_mask(rtwdev, R_DRCK_FH, B_DRCK_LAT, 0x1); + udelay(1); + rtw89_phy_write32_mask(rtwdev, R_DRCK_FH, B_DRCK_LAT, 0x0); + + rck_d = rtw89_phy_read32_mask(rtwdev, R_DRCK_RES, 0x7c00); + rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_IDLE, 0x0); + rtw89_phy_write32_mask(rtwdev, R_DRCK, B_DRCK_VAL, rck_d); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0xc0c4 = 0x%x\n", + rtw89_phy_read32_mask(rtwdev, R_DRCK, MASKDWORD)); +} + +static void _addck_backup(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0, 0x0); + + dack->addck_d[0][0] = rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_A0); + dack->addck_d[0][1] = rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_A1); +} + +static void _addck_reload(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + + rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RL1, dack->addck_d[0][0]); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RL0, dack->addck_d[0][1]); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0_RL, B_ADDCK0_RLS, 0x3); +} + +static void _dack_backup_s0(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u8 i; + + rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x1); + + for (i = 0; i < RTW89_DACK_MSBK_NR; i++) { + rtw89_phy_write32_mask(rtwdev, R_DCOF0, B_DCOF0_V, i); + dack->msbk_d[0][0][i] = + rtw89_phy_read32_mask(rtwdev, R_DACK_S0P2, B_DACK_S0M0); + + rtw89_phy_write32_mask(rtwdev, R_DCOF8, B_DCOF8_V, i); + dack->msbk_d[0][1][i] = + rtw89_phy_read32_mask(rtwdev, R_DACK_S0P3, B_DACK_S0M1); + } + + dack->biask_d[0][0] = + rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS00, B_DACK_BIAS00); + dack->biask_d[0][1] = + rtw89_phy_read32_mask(rtwdev, R_DACK_BIAS01, B_DACK_BIAS01); + dack->dadck_d[0][0] = + rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK00, B_DACK_DADCK00) + 24; + dack->dadck_d[0][1] = + rtw89_phy_read32_mask(rtwdev, R_DACK_DADCK01, B_DACK_DADCK01) + 24; +} + +static void _dack_reload_by_path(struct rtw89_dev *rtwdev, + enum rtw89_rf_path path, u8 index) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u32 idx_offset, path_offset; + u32 offset, reg; + u32 tmp; + u8 i; + + if (index == 0) + idx_offset = 0; + else + idx_offset = 0x14; + + if (path == RF_PATH_A) + path_offset = 0; + else + path_offset = 0x28; + + offset = idx_offset + path_offset; + + rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_RST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_DCOF9, B_DCOF9_RST, 0x1); + + /* msbk_d: 15/14/13/12 */ + tmp = 0x0; + for (i = 0; i < 4; i++) + tmp |= dack->msbk_d[path][index][i + 12] << (i * 8); + reg = 0xc200 + offset; + rtw89_phy_write32(rtwdev, reg, tmp); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", reg, + rtw89_phy_read32_mask(rtwdev, reg, MASKDWORD)); + + /* msbk_d: 11/10/9/8 */ + tmp = 0x0; + for (i = 0; i < 4; i++) + tmp |= dack->msbk_d[path][index][i + 8] << (i * 8); + reg = 0xc204 + offset; + rtw89_phy_write32(rtwdev, reg, tmp); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", reg, + rtw89_phy_read32_mask(rtwdev, reg, MASKDWORD)); + + /* msbk_d: 7/6/5/4 */ + tmp = 0x0; + for (i = 0; i < 4; i++) + tmp |= dack->msbk_d[path][index][i + 4] << (i * 8); + reg = 0xc208 + offset; + rtw89_phy_write32(rtwdev, reg, tmp); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", reg, + rtw89_phy_read32_mask(rtwdev, reg, MASKDWORD)); + + /* msbk_d: 3/2/1/0 */ + tmp = 0x0; + for (i = 0; i < 4; i++) + tmp |= dack->msbk_d[path][index][i] << (i * 8); + reg = 0xc20c + offset; + rtw89_phy_write32(rtwdev, reg, tmp); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", reg, + rtw89_phy_read32_mask(rtwdev, reg, MASKDWORD)); + + /* dadak_d/biask_d */ + tmp = 0x0; + tmp = (dack->biask_d[path][index] << 22) | + (dack->dadck_d[path][index] << 14); + reg = 0xc210 + offset; + rtw89_phy_write32(rtwdev, reg, tmp); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x=0x%x\n", reg, + rtw89_phy_read32_mask(rtwdev, reg, MASKDWORD)); + + rtw89_phy_write32_mask(rtwdev, R_DACKN0_CTL + offset, B_DACKN0_EN, 0x1); +} + +static void _dack_reload(struct rtw89_dev *rtwdev, enum rtw89_rf_path path) +{ + u8 index; + + for (index = 0; index < 2; index++) + _dack_reload_by_path(rtwdev, path, index); +} + +static void _addck(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u32 val; + int ret; + + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_RST, 0x1); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_EN, 0x1); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_EN, 0x0); + udelay(1); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0, 0x1); + + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val, + 1, 10000, false, + rtwdev, R_ADDCKR0, BIT(0)); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 ADDCK timeout\n"); + dack->addck_timeout[0] = true; + } + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]ADDCK ret = %d\n", ret); + + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_RST, 0x0); +} + +static void _new_dadck(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u32 i_dc, q_dc, ic, qc; + u32 val; + int ret; + + rtw89_rfk_parser(rtwdev, &rtw8851b_dadck_setup_defs_tbl); + + ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, val, val, + 1, 10000, false, + rtwdev, R_ADDCKR0, BIT(0)); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 DADCK timeout\n"); + dack->addck_timeout[0] = true; + } + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DADCK ret = %d\n", ret); + + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_IQ, 0x0); + i_dc = rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_DC); + rtw89_phy_write32_mask(rtwdev, R_ADDCK0, B_ADDCK0_IQ, 0x1); + q_dc = rtw89_phy_read32_mask(rtwdev, R_ADDCKR0, B_ADDCKR0_DC); + + ic = 0x80 - sign_extend32(i_dc, 11) * 6; + qc = 0x80 - sign_extend32(q_dc, 11) * 6; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[DACK]before DADCK, i_dc=0x%x, q_dc=0x%x\n", i_dc, q_dc); + + dack->dadck_d[0][0] = ic; + dack->dadck_d[0][1] = qc; + + rtw89_phy_write32_mask(rtwdev, R_DACKN0_CTL, B_DACKN0_V, dack->dadck_d[0][0]); + rtw89_phy_write32_mask(rtwdev, R_DACKN1_CTL, B_DACKN1_V, dack->dadck_d[0][1]); + rtw89_debug(rtwdev, RTW89_DBG_RFK, + "[DACK]after DADCK, 0xc210=0x%x, 0xc224=0x%x\n", + rtw89_phy_read32_mask(rtwdev, R_DACKN0_CTL, MASKDWORD), + rtw89_phy_read32_mask(rtwdev, R_DACKN1_CTL, MASKDWORD)); + + rtw89_rfk_parser(rtwdev, &rtw8851b_dadck_post_defs_tbl); +} + +static bool _dack_s0_poll(struct rtw89_dev *rtwdev) +{ + if (rtw89_phy_read32_mask(rtwdev, R_DACK_S0P0, B_DACK_S0P0_OK) == 0 || + rtw89_phy_read32_mask(rtwdev, R_DACK_S0P1, B_DACK_S0P1_OK) == 0 || + rtw89_phy_read32_mask(rtwdev, R_DACK_S0P2, B_DACK_S0P2_OK) == 0 || + rtw89_phy_read32_mask(rtwdev, R_DACK_S0P3, B_DACK_S0P3_OK) == 0) + return false; + + return true; +} + +static void _dack_s0(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + bool done; + int ret; + + rtw89_rfk_parser(rtwdev, &rtw8851b_dack_s0_1_defs_tbl); + _dack_reset(rtwdev, RF_PATH_A); + rtw89_phy_write32_mask(rtwdev, R_DCOF1, B_DCOF1_S, 0x1); + + ret = read_poll_timeout_atomic(_dack_s0_poll, done, done, + 1, 10000, false, rtwdev); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 DACK timeout\n"); + dack->msbk_timeout[0] = true; + } + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK ret = %d\n", ret); + + rtw89_rfk_parser(rtwdev, &rtw8851b_dack_s0_2_defs_tbl); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]after S0 DADCK\n"); + + _dack_backup_s0(rtwdev); + _dack_reload(rtwdev, RF_PATH_A); + + rtw89_phy_write32_mask(rtwdev, R_P0_NRBW, B_P0_NRBW_DBG, 0x0); +} + +static void _dack(struct rtw89_dev *rtwdev) +{ + _dack_s0(rtwdev); +} + +static void _dack_dump(struct rtw89_dev *rtwdev) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u8 i; + u8 t; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 ADC_DCK ic = 0x%x, qc = 0x%x\n", + dack->addck_d[0][0], dack->addck_d[0][1]); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 DAC_DCK ic = 0x%x, qc = 0x%x\n", + dack->dadck_d[0][0], dack->dadck_d[0][1]); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 biask ic = 0x%x, qc = 0x%x\n", + dack->biask_d[0][0], dack->biask_d[0][1]); + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 MSBK ic:\n"); + for (i = 0; i < RTW89_DACK_MSBK_NR; i++) { + t = dack->msbk_d[0][0][i]; + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t); + } + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]S0 MSBK qc:\n"); + for (i = 0; i < RTW89_DACK_MSBK_NR; i++) { + t = dack->msbk_d[0][1][i]; + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]0x%x\n", t); + } +} + +static void _dack_manual_off(struct rtw89_dev *rtwdev) +{ + rtw89_rfk_parser(rtwdev, &rtw8851b_dack_manual_off_defs_tbl); +} + +static void _dac_cal(struct rtw89_dev *rtwdev, bool force) +{ + struct rtw89_dack_info *dack = &rtwdev->dack; + u32 rf0_0; + + dack->dack_done = false; + + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK 0x2\n"); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK start!!!\n"); + rf0_0 = rtw89_read_rf(rtwdev, RF_PATH_A, RR_MOD, RFREG_MASK); + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]RF0=0x%x\n", rf0_0); + + _drck(rtwdev); + _dack_manual_off(rtwdev); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_MOD, RFREG_MASK, 0x337e1); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_RSV1, RR_RSV1_RST, 0x0); + + _addck(rtwdev); + _addck_backup(rtwdev); + _addck_reload(rtwdev); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_MOD, RFREG_MASK, 0x40001); + + _dack(rtwdev); + _new_dadck(rtwdev); + _dack_dump(rtwdev); + rtw89_write_rf(rtwdev, RF_PATH_A, RR_RSV1, RR_RSV1_RST, 0x1); + + dack->dack_done = true; + dack->dack_cnt++; + rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DACK]DACK finish!!!\n"); +} + static void _rck(struct rtw89_dev *rtwdev, enum rtw89_rf_path path) { u32 rf_reg5; @@ -99,6 +437,11 @@ void rtw8851b_rck(struct rtw89_dev *rtwdev) _rck(rtwdev, RF_PATH_A); } +void rtw8851b_dack(struct rtw89_dev *rtwdev) +{ + _dac_cal(rtwdev, false); +} + static void _bw_setting(struct rtw89_dev *rtwdev, enum rtw89_rf_path path, enum rtw89_bandwidth bw, bool dav) { diff --git a/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.h b/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.h index 9f67a8c3b9d90..a6ebe4d29573f 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.h +++ b/drivers/net/wireless/realtek/rtw89/rtw8851b_rfk.h @@ -9,6 +9,7 @@ void rtw8851b_aack(struct rtw89_dev *rtwdev); void rtw8851b_rck(struct rtw89_dev *rtwdev); +void rtw8851b_dack(struct rtw89_dev *rtwdev); void rtw8851b_set_channel_rf(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_phy_idx phy_idx);