From patchwork Tue Apr 9 19:58:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bitterblue Smith X-Patchwork-Id: 787924 Received: from mail-ej1-f53.google.com (mail-ej1-f53.google.com [209.85.218.53]) (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 8601515820D for ; Tue, 9 Apr 2024 19:58:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.53 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712692690; cv=none; b=PDb4qOc02G31A8UCsDojPs/LIZQal7TpnKoh+9Q/V1ltAtC+OXj2kIC0j/Was0QLjoaenxIo8aFP5j+zSUAH2fLllDf3uzVqhyReH6sv5U3E5CQ/ohtNr1FE3hrX+w4qWJe8TAInUjP8oUE4a7KDW7yxuIFGO+5YZWbkYf/YfZE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712692690; c=relaxed/simple; bh=BiQCWXP29URpPIy1Leypn7l5XOh/UebVuNIRfOWkVZQ=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=YzNc7wP6J0A8mmTtObukBzlUbcaMuzZV6UKjdB7JI4YuP/6nnKigk5g/tDOtpOYAqu+JDDhYKtXvHL+5oDqciaY1Igyjekjw//0XeYzaLYmTtdIpv3m014GAUXE/QlvYPDQZqQExClaVPi2QitW9tlgRY51mTL/tzHCVb4/aBWA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=fRpTis9b; arc=none smtp.client-ip=209.85.218.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fRpTis9b" Received: by mail-ej1-f53.google.com with SMTP id a640c23a62f3a-a51aac16b6eso255268266b.1 for ; Tue, 09 Apr 2024 12:58:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1712692687; x=1713297487; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id:from:to :cc:subject:date:message-id:reply-to; bh=XADItTqh52y+04Wst2D1FiB+wLDeeMvVMdu6Lj814hQ=; b=fRpTis9bueMkk1sONWn9T3khB7G/73XaNW82UeBf0bZyfwcIC2ciEqoJV3Yg3Av6YX fsCOTtsbfxVzKhumjpcuqPNheo/EU+qtrp9wLoJZK8t/+HYZ2+ilD/haFrssphmMQqhs yGPKhjoFgVmBZ09EIKC65XNayFzNUz1yKW1+iVsnd4D9HD+RSM8rqAnHPT43+Qsrb43C 4L5OJEg1LLbxL1yr+lvbOZUeJS1CVwbZUrG2Aat++MAdGrc/QkMelJ/qoemz98jI/QHD v+1TDSXHBV6xd5/50A8clBFw0GxLrDmSbTg28aEK8T0AQCCmq173Aq6oFhoxXbO58kmq MgyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712692687; x=1713297487; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=XADItTqh52y+04Wst2D1FiB+wLDeeMvVMdu6Lj814hQ=; b=UZ9BwdhdqgNj3GuZAvsnfKttkz4jWbuR1l63cJ02j3T5Rc18o5oyvGfk/tb5QTJ1SO kps6fD43upLSyxxHQ7z+ibTCFxapRoIV3flVLvjEcDu8u+iAAEbJ+z+jk1NHEVL7lbg5 bo7P6com2Lj7TY01nw/SOOU93VIvUyL02NvEkpgzEpDaVqB6xO9fl3LlpjidaIxOaREx 1xyfzen9KNhQHiZ8UbB6xVQxG2+YaR88DUtWU3OVkcoFMrqLhlqVEjdCgpK2VCSmnr4M s0YapoqGi0RV1GGImHkCBY6aV2HLNmerXqaLHWS6SKnX9Afl31Mfp8vUvw5S2ZxDQziY ZeXw== X-Gm-Message-State: AOJu0YzRHZqv3oszZT3R8lp2zta4MGwT3rZSwIZ2PBUIPLjtHFLIncAh suj0g+Oc6nj3bxTOHlXrfbTHLHNAYqjWPhVQHGZ9BveYZloukknfyPusdTiF4bU= X-Google-Smtp-Source: AGHT+IET7Ef7ogIwGP1Vp3epOC+Gelv8vMUHvSfXbZregYtx5FWA26ExIBoQdhnjzpRx3tj6lHztng== X-Received: by 2002:a50:871c:0:b0:56e:3088:49a with SMTP id i28-20020a50871c000000b0056e3088049amr456037edb.37.1712692686661; Tue, 09 Apr 2024 12:58:06 -0700 (PDT) Received: from [192.168.1.50] ([79.113.154.240]) by smtp.gmail.com with ESMTPSA id k11-20020a056402048b00b0056bc0c44f02sm271101edv.96.2024.04.09.12.58.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 09 Apr 2024 12:58:06 -0700 (PDT) Message-ID: <7addeb61-3590-4a43-9165-56920daa55b7@gmail.com> Date: Tue, 9 Apr 2024 22:58:05 +0300 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH v4 09/14] wifi: rtlwifi: Add rtl8192du/rf.{c,h} From: Bitterblue Smith To: "linux-wireless@vger.kernel.org" Cc: Ping-Ke Shih , Larry Finger , Stefan Lippers-Hollmann , Christian Hewitt References: <91d932b3-5c72-4416-920e-f2bf4fc9b039@gmail.com> Content-Language: en-US In-Reply-To: <91d932b3-5c72-4416-920e-f2bf4fc9b039@gmail.com> These contain one RF configuration function and some functions related to dual MAC operation. Signed-off-by: Bitterblue Smith --- v4: - Fix rf.h header guard. - Fix comment style. - Delete unnecessary label and goto. - Add empty lines. v3: - No change. v2: - Patch is new in v2, split from patch 3/3 in v1. --- .../wireless/realtek/rtlwifi/rtl8192du/rf.c | 244 ++++++++++++++++++ .../wireless/realtek/rtlwifi/rtl8192du/rf.h | 11 + 2 files changed, 255 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.c create mode 100644 drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.h diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.c new file mode 100644 index 000000000000..0b151a7ac96f --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.c @@ -0,0 +1,244 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2009-2012 Realtek Corporation.*/ + +#include "../wifi.h" +#include "../rtl8192d/reg.h" +#include "../rtl8192d/def.h" +#include "../rtl8192d/phy_common.h" +#include "../rtl8192d/rf_common.h" +#include "phy.h" +#include "rf.h" +#include "dm.h" +#include "hw.h" + +bool rtl92d_phy_enable_anotherphy(struct ieee80211_hw *hw, bool bmac0) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = &rtlpriv->rtlhal; + u8 mac_on_bit = bmac0 ? MAC1_ON : MAC0_ON; + u8 mac_reg = bmac0 ? REG_MAC1 : REG_MAC0; + bool bresult = true; /* true: need to enable BB/RF power */ + u32 maskforphyset = 0; + u16 val16; + u8 u1btmp; + + rtlhal->during_mac0init_radiob = false; + rtlhal->during_mac1init_radioa = false; + rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "===>\n"); + + /* MAC0 Need PHY1 load radio_b.txt . Driver use DBI to write. */ + u1btmp = rtl_read_byte(rtlpriv, mac_reg); + if (!(u1btmp & mac_on_bit)) { + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "enable BB & RF\n"); + /* Enable BB and RF power */ + + maskforphyset = bmac0 ? MAC0_ACCESS_PHY1 : MAC1_ACCESS_PHY0; + + val16 = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset); + val16 &= 0xfffc; + rtl_write_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset, val16); + + val16 = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset); + val16 |= BIT(13) | BIT(0) | BIT(1); + rtl_write_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset, val16); + } else { + /* We think if MAC1 is ON,then radio_a.txt + * and radio_b.txt has been load. + */ + bresult = false; + } + rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "<===\n"); + return bresult; +} + +void rtl92d_phy_powerdown_anotherphy(struct ieee80211_hw *hw, bool bmac0) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = &rtlpriv->rtlhal; + u8 mac_on_bit = bmac0 ? MAC1_ON : MAC0_ON; + u8 mac_reg = bmac0 ? REG_MAC1 : REG_MAC0; + u32 maskforphyset = 0; + u8 u1btmp; + + rtlhal->during_mac0init_radiob = false; + rtlhal->during_mac1init_radioa = false; + rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "====>\n"); + + /* check MAC0 enable or not again now, if + * enabled, not power down radio A. + */ + u1btmp = rtl_read_byte(rtlpriv, mac_reg); + if (!(u1btmp & mac_on_bit)) { + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "power down\n"); + /* power down RF radio A according to YuNan's advice. */ + maskforphyset = bmac0 ? MAC0_ACCESS_PHY1 : MAC1_ACCESS_PHY0; + rtl_write_dword(rtlpriv, RFPGA0_XA_LSSIPARAMETER | maskforphyset, + 0x00000000); + } + rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "<====\n"); +} + +bool rtl92d_phy_rf6052_config(struct ieee80211_hw *hw) +{ + bool mac1_initradioa_first = false, mac0_initradiob_first = false; + bool need_pwrdown_radioa = false, need_pwrdown_radiob = false; + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = &rtlpriv->rtlhal; + struct rtl_phy *rtlphy = &rtlpriv->phy; + struct bb_reg_def *pphyreg; + bool true_bpath = false; + bool rtstatus = true; + u32 u4_regvalue = 0; + u8 rfpath; + + if (rtlphy->rf_type == RF_1T1R) + rtlphy->num_total_rfpath = 1; + else + rtlphy->num_total_rfpath = 2; + + /* Single phy mode: use radio_a radio_b config path_A path_B + * separately by MAC0, and MAC1 needn't configure RF; + * Dual PHY mode: MAC0 use radio_a config 1st phy path_A, + * MAC1 use radio_b config 2nd PHY path_A. + * DMDP, MAC0 on G band, MAC1 on A band. + */ + if (rtlhal->macphymode == DUALMAC_DUALPHY) { + if (rtlhal->current_bandtype == BAND_ON_2_4G && + rtlhal->interfaceindex == 0) { + /* MAC0 needs PHY1 load radio_b.txt. */ + if (rtl92d_phy_enable_anotherphy(hw, true)) { + rtlphy->num_total_rfpath = 2; + mac0_initradiob_first = true; + } else { + /* We think if MAC1 is ON,then radio_a.txt and + * radio_b.txt has been load. + */ + return rtstatus; + } + } else if (rtlhal->current_bandtype == BAND_ON_5G && + rtlhal->interfaceindex == 1) { + /* MAC1 needs PHY0 load radio_a.txt. */ + if (rtl92d_phy_enable_anotherphy(hw, false)) { + rtlphy->num_total_rfpath = 2; + mac1_initradioa_first = true; + } else { + /* We think if MAC0 is ON, then radio_a.txt and + * radio_b.txt has been load. + */ + return rtstatus; + } + } else if (rtlhal->interfaceindex == 1) { + /* MAC0 enabled, only init radia B. */ + true_bpath = true; + } + } + + for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) { + /* Mac1 use PHY0 write */ + if (mac1_initradioa_first) { + if (rfpath == RF90_PATH_A) { + rtlhal->during_mac1init_radioa = true; + need_pwrdown_radioa = true; + } else if (rfpath == RF90_PATH_B) { + rtlhal->during_mac1init_radioa = false; + mac1_initradioa_first = false; + rfpath = RF90_PATH_A; + true_bpath = true; + rtlphy->num_total_rfpath = 1; + } + } else if (mac0_initradiob_first) { + /* Mac0 use PHY1 write */ + if (rfpath == RF90_PATH_A) + rtlhal->during_mac0init_radiob = false; + if (rfpath == RF90_PATH_B) { + rtlhal->during_mac0init_radiob = true; + mac0_initradiob_first = false; + need_pwrdown_radiob = true; + rfpath = RF90_PATH_A; + true_bpath = true; + rtlphy->num_total_rfpath = 1; + } + } + + pphyreg = &rtlphy->phyreg_def[rfpath]; + + switch (rfpath) { + case RF90_PATH_A: + case RF90_PATH_C: + u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, + BRFSI_RFENV); + break; + case RF90_PATH_B: + case RF90_PATH_D: + u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, + BRFSI_RFENV << 16); + break; + } + + rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1); + udelay(1); + rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1); + udelay(1); + + /* Set bit number of Address and Data for RF register */ + rtl_set_bbreg(hw, pphyreg->rfhssi_para2, + B3WIREADDRESSLENGTH, 0x0); + udelay(1); + rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0); + udelay(1); + + switch (rfpath) { + case RF90_PATH_A: + if (true_bpath) + rtstatus = rtl92d_phy_config_rf_with_headerfile( + hw, radiob_txt, + (enum radio_path)rfpath); + else + rtstatus = rtl92d_phy_config_rf_with_headerfile( + hw, radioa_txt, + (enum radio_path)rfpath); + break; + case RF90_PATH_B: + rtstatus = + rtl92d_phy_config_rf_with_headerfile(hw, radiob_txt, + (enum radio_path)rfpath); + break; + case RF90_PATH_C: + break; + case RF90_PATH_D: + break; + } + + switch (rfpath) { + case RF90_PATH_A: + case RF90_PATH_C: + rtl_set_bbreg(hw, pphyreg->rfintfs, BRFSI_RFENV, + u4_regvalue); + break; + case RF90_PATH_B: + case RF90_PATH_D: + rtl_set_bbreg(hw, pphyreg->rfintfs, BRFSI_RFENV << 16, + u4_regvalue); + break; + } + + if (!rtstatus) { + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, + "Radio[%d] Fail!!\n", rfpath); + return rtstatus; + } + } + + /* check MAC0 enable or not again, if enabled, + * not power down radio A. + * check MAC1 enable or not again, if enabled, + * not power down radio B. + */ + if (need_pwrdown_radioa) + rtl92d_phy_powerdown_anotherphy(hw, false); + else if (need_pwrdown_radiob) + rtl92d_phy_powerdown_anotherphy(hw, true); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "<---\n"); + + return rtstatus; +} diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.h new file mode 100644 index 000000000000..86bf15496483 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2009-2012 Realtek Corporation.*/ + +#ifndef __RTL92DU_RF_H__ +#define __RTL92DU_RF_H__ + +bool rtl92d_phy_rf6052_config(struct ieee80211_hw *hw); +bool rtl92d_phy_enable_anotherphy(struct ieee80211_hw *hw, bool bmac0); +void rtl92d_phy_powerdown_anotherphy(struct ieee80211_hw *hw, bool bmac0); + +#endif