From patchwork Wed Jun 11 01:35:07 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 896276 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 A7BF042AA4 for ; Wed, 11 Jun 2025 01:36:07 +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=1749605769; cv=none; b=QFfnBmLRoPegmQS8nE8rlMIJ2xbbqww1FR67jH2cemLsVTIzu2E1wjPPVyccFbPOWSJwVAVK0QX22SFbf7HZgC3DoGd01CEB0ybTiwE8+mx5wFKOf3pvx3iw98/I77wGyazaHXj7X2JyeMjDHYeT6t8/6r8EWNbwn5Z9edF8bIY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749605769; c=relaxed/simple; bh=d+/ZKRf1/Xcc/xrh8ersCLGXSF3kedM0kPxGfEoWMCM=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=SYxU3gOC15OIalBh/8pWlEdl0ViXiB2Ly6K6fHAZBR5mHBE/D872ssVxM6JtZ60fLICy4b5kXmZGBsgXxP9XCgaeRvGl930T4hIK8ZgwsWQ0Z/KA3HWGBcFU7rwUXn5MJOoqwxiZMgww3osod0kOM7LB6E0ak68c35XJktkc5Uk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b=ZKfv6UB7; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b="ZKfv6UB7" X-SpamFilter-By: ArmorX SpamTrap 5.80 with qID 55B1a6kuD3938206, This message is accepted by code: ctloc85258 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=realtek.com; s=dkim; t=1749605766; bh=SQlOUXB42L4JOonZKogCr2KoRS5OE5QUeCpxJcm0ZRY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Transfer-Encoding:Content-Type; b=ZKfv6UB7npGSZ3eBu5a7zsJ5NMm1/6CX2JCzWzQeepFjokXJdYEXdZIBS0zwVjdyZ mZ9CY90eBwjKeIGRnrr4t+uReJzl/Q4onnKC+XnZks0SEunTe8CbPr2XO850VR/Pfa ZK7xzcOkZLcJdGcVUxfagSM26lqZ4nD4kaWctUpVQfpTFQ/phHEmTwhlzgMOtf24/U CLC5hEKzSCz0ODdB5xrvQOLnV1Bcdgcw61TO2msHe1oV6z2rogZoEt8pcvkKic17m2 UmjAF/RZbCW9+nzJfcj2dTX/0ftManAjwnrInr7yWLU8Ww7xD/twsb41big6JmzbqT cysO3GEdkO0sA== Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/3.13/5.93) with ESMTPS id 55B1a6kuD3938206 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Wed, 11 Jun 2025 09:36:06 +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 15.1.2507.39; Wed, 11 Jun 2025 09:36:05 +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; Wed, 11 Jun 2025 09:36:05 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH rtw-next 07/10] wifi: rtw89: coex: Update Pre-AGC logic for WiFi 7 Date: Wed, 11 Jun 2025 09:35:07 +0800 Message-ID: <20250611013510.15519-8-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250611013510.15519-1-pkshih@realtek.com> References: <20250611013510.15519-1-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) From: Ching-Te Ku Pre-AGC is Wi-Fi auto Rx gain control. The mechanism need to switching very fast, especially while Wi-Fi is under 2GHz/5GHz multi-port scenario. To earn a more accuracy & sensitive gain control, in the WiFi 7 later firmware, Pre-AGC mechanism has offloaded to firmware. Signed-off-by: Ching-Te Ku Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/coex.c | 37 ++++++++++++++++++++--- 1 file changed, 32 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c index ff5c804d231b..4134c59e876d 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.c +++ b/drivers/net/wireless/realtek/rtw89/coex.c @@ -5056,6 +5056,7 @@ static void _set_btg_ctrl(struct rtw89_dev *rtwdev) static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) { struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_fbtc_outsrc_set_info *o_info = &btc->dm.ost_info; struct rtw89_btc_bt_link_info *bt_linfo = &btc->cx.bt.link_info; struct rtw89_btc_wl_info *wl = &btc->cx.wl; struct rtw89_btc_wl_role_info_v2 *rinfo_v2 = &wl->role_info_v2; @@ -5087,9 +5088,7 @@ static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) return; } - if (link_mode == BTC_WLINK_25G_MCC) { - is_preagc = BTC_PREAGC_BB_FWCTRL; - } else if (!(bt->run_patch_code && bt->enable.now)) { + if (!(bt->run_patch_code && bt->enable.now)) { is_preagc = BTC_PREAGC_DISABLE; } else if (link_mode == BTC_WLINK_5G) { is_preagc = BTC_PREAGC_DISABLE; @@ -5109,6 +5108,9 @@ static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) is_preagc = BTC_PREAGC_ENABLE; } + if (!btc->ver->fcxosi && link_mode == BTC_WLINK_25G_MCC) + is_preagc = BTC_PREAGC_BB_FWCTRL; + if (dm->wl_pre_agc_rb != dm->wl_pre_agc && dm->wl_pre_agc_rb != BTC_PREAGC_NOTFOUND) { _get_reg_status(rtwdev, BTC_CSTATUS_BB_PRE_AGC, &val); @@ -5122,9 +5124,34 @@ static void _set_wl_preagc_ctrl(struct rtw89_dev *rtwdev) is_preagc != dm->wl_pre_agc) { dm->wl_pre_agc = is_preagc; - if (is_preagc > BTC_PREAGC_ENABLE) + if (!btc->ver->fcxosi && is_preagc > BTC_PREAGC_ENABLE) + return; + + if (o_info->rf_band[BTC_RF_S0] != o_info->rf_band[BTC_RF_S1]) {/* 1+1 */ + if (o_info->rf_band[BTC_RF_S0]) /* Non-2G */ + o_info->nbtg_tx[BTC_RF_S0] = BTC_PREAGC_DISABLE; + else + o_info->nbtg_tx[BTC_RF_S0] = is_preagc; + + if (o_info->rf_band[BTC_RF_S1]) /* Non-2G */ + o_info->nbtg_tx[BTC_RF_S1] = BTC_PREAGC_DISABLE; + else + o_info->nbtg_tx[BTC_RF_S1] = is_preagc; + + } else { /* 2+0 or 0+2 */ + o_info->nbtg_tx[BTC_RF_S0] = is_preagc; + o_info->nbtg_tx[BTC_RF_S1] = is_preagc; + } + + if (btc->ver->fcxosi) + return; + + chip->ops->ctrl_nbtg_bt_tx(rtwdev, o_info->nbtg_tx[BTC_RF_S0], + RTW89_PHY_0); + if (chip->chip_id != RTL8922A) return; - chip->ops->ctrl_nbtg_bt_tx(rtwdev, dm->wl_pre_agc, RTW89_PHY_0); + chip->ops->ctrl_nbtg_bt_tx(rtwdev, o_info->nbtg_tx[BTC_RF_S1], + RTW89_PHY_1); } }