From patchwork Thu May 23 14:46:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bitterblue Smith X-Patchwork-Id: 13671880 X-Patchwork-Delegate: pkshih@realtek.com 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 DB4A86FA8 for ; Thu, 23 May 2024 14:46:54 +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=1716475616; cv=none; b=cSaImEx/30tw7LmmpoEOBE60pUbm12A8TlNNnbGpQ1tWI6/sYNG6M9bJa8Y1tWZj1QfcAF5Xq3Y/FCCauqt06dqDM6EWEDxkSCU6BbAvsQEUb+nD2FR37vuRDmE8qD444z2XGQLBdTnTP/gFlcxqcDLPqRceEfHRJxLX9uS+PUk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716475616; c=relaxed/simple; bh=hkxPImuZg9H66t65OUHS2o7qSRq9CvvHhdtEVnjZ6vM=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=EcXCNvNHgAhnvp3xgeXD1DQmZAEjIfWRX9/uYHca/KQsq9k1IGDjO3UhLByTwuPyQrtJLjxYnjX1yn0zxVDl85/+4ho7hHKFmYxWkiuJM0j5QMbUqv6MRtHJFjyUzQe+2iOVvRml84FaCkAUZJGrmMzszal9YqNKeOTBa4VMGxk= 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=aCfZdRUt; 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="aCfZdRUt" Received: by mail-ej1-f53.google.com with SMTP id a640c23a62f3a-a5a5c930cf6so1156771966b.0 for ; Thu, 23 May 2024 07:46:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1716475613; x=1717080413; 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=qaW5KlW3+fi/0ZDj/+usHf4RuhRjl4joXqHqmIq2pW4=; b=aCfZdRUteEube1Xor425UjW1n08Pstik+q3Qr89mHAwWPw5LGmbNjHWC8UYPznLWPc 12ifVt1YxWhd/5svPS0A7Aj3bvV92Bo2weT+P2K4h3UKnAD/D9IvyNJUlFpWcnwLNqcg smqQvcbPLW4Cpmz1s3E8cxjj5/07hsZHxnEGxakY+H3KYR8LdjAmf0bxaYLSDYJX8Ulh uNYihw55UIioZR/Du1T9MhqyuqvEubAYsQgCwLS2LvDBLSxR2PWrRTADuXaUB4BcwxNS r4mELecatJrtWeAQ1VvH5FUYNVV51hHxQ5t4IWhef24wpIpkVUjxmKLSsfGZKK3bRM4I GJag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716475613; x=1717080413; 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=qaW5KlW3+fi/0ZDj/+usHf4RuhRjl4joXqHqmIq2pW4=; b=qRwoJlRxPhXbj+odUz/q+8g1wZqSPIRMqKse23/8pO/nXI1l5x5LFho/RWksuKWzw7 ksCiUgkNeX9CxV5c5O7B8iGIH9ef6wJu+pdis3aNmq4HuHhxXcBqc+2GxaU9kOhcwE26 CypNGAjxOdY9uwqlgH4NcpPXorW/Fn4OIxQjPOrnk5wk7LCrTG1+h2kxpXNifLV2afVc 1oyGd9yRxeJRZbtoiMFmCUzv/LoABIvM8wXb+JD66UYiSfe/8ip67jYQMABssyUVsUNj oOgzLQP6f7qh44btgHLM9evsCg0U6fmVEI2zu4XHfE8qxtt5WpdB68vEDOnCjuKtdrEg Od5w== X-Gm-Message-State: AOJu0YzSarg35tcuoG6RwQyHgZyx/gIcHe8jjmdm0p0kL0RhS3ybeTA7 0W6HhiEXH9Iy80OFSojgUBXwYoLna4XBVBfaDd1cZ/lNToM6oYmNGJXtNw== X-Google-Smtp-Source: AGHT+IEg9agilv26+VzXMfqk43ITwUH2aR0hg42HrwKTakcqqBAZzJ3Wu9qt9/aDPp1oFiZAMrCEKQ== X-Received: by 2002:a17:906:eb0a:b0:a62:1b4f:6018 with SMTP id a640c23a62f3a-a622816709fmr340108266b.54.1716475613056; Thu, 23 May 2024 07:46:53 -0700 (PDT) Received: from [192.168.0.50] ([81.196.40.5]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a5a1781d29fsm1931619266b.25.2024.05.23.07.46.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 23 May 2024 07:46:52 -0700 (PDT) Message-ID: <36258d72-11fd-4f70-84c6-782972f706ed@gmail.com> Date: Thu, 23 May 2024 17:46:51 +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 v7 07/12] 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: <8805826b-60b9-4026-9509-7d92c3a43577@gmail.com> Content-Language: en-US In-Reply-To: <8805826b-60b9-4026-9509-7d92c3a43577@gmail.com> These contain one RF configuration function and some functions related to dual MAC operation. Signed-off-by: Bitterblue Smith --- v7: - No change. v6: - Update copyright year. - Remove some unused includes. - Make all functions use the prefix "rtl92du". v5: - No change. 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 | 240 ++++++++++++++++++ .../wireless/realtek/rtlwifi/rtl8192du/rf.h | 11 + 2 files changed, 251 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..044dd65eafd0 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.c @@ -0,0 +1,240 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2024 Realtek Corporation.*/ + +#include "../wifi.h" +#include "../rtl8192d/reg.h" +#include "../rtl8192d/phy_common.h" +#include "phy.h" +#include "rf.h" + +bool rtl92du_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 rtl92du_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 rtl92du_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 (rtl92du_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 (rtl92du_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 = rtl92du_phy_config_rf_with_headerfile( + hw, radiob_txt, + (enum radio_path)rfpath); + else + rtstatus = rtl92du_phy_config_rf_with_headerfile( + hw, radioa_txt, + (enum radio_path)rfpath); + break; + case RF90_PATH_B: + rtstatus = + rtl92du_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) + rtl92du_phy_powerdown_anotherphy(hw, false); + else if (need_pwrdown_radiob) + rtl92du_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..4a92cbdd00c0 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/rf.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2024 Realtek Corporation.*/ + +#ifndef __RTL92DU_RF_H__ +#define __RTL92DU_RF_H__ + +bool rtl92du_phy_rf6052_config(struct ieee80211_hw *hw); +bool rtl92du_phy_enable_anotherphy(struct ieee80211_hw *hw, bool bmac0); +void rtl92du_phy_powerdown_anotherphy(struct ieee80211_hw *hw, bool bmac0); + +#endif