From patchwork Sun Mar 30 14:55:44 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bitterblue Smith X-Patchwork-Id: 14032936 X-Patchwork-Delegate: pkshih@realtek.com Received: from mail-ed1-f51.google.com (mail-ed1-f51.google.com [209.85.208.51]) (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 E402C1EA65 for ; Sun, 30 Mar 2025 14:55:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.51 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743346550; cv=none; b=W6964wlIY5r5e9/LbawbQu4wzg79Q0Ch1P6qbX17hirDAvIoSxBfIpoYo8QWh4WgKXOL0n0XJy7jyH4KlmGa4dlXDdYzMr3KRAnUP61rrkhpY0wTXIllUHvkRrDN2xpHC2Hr46GU0JZY6lBZiAeVXeCVg7w/OQM8+iZAU6/flls= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743346550; c=relaxed/simple; bh=AVMm2l2BgstreQDTUsZKh9pbF9rfFdLGO5pLhuYFSFE=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=NTswjYhCbCwpX7kg17rYSe44jyGgNljPvxYuiRymjiHWCFA433mzSfZhDVwYuj64vgPBIQq7nFg+cBh9h6d31U9796gpy7NY2vcq/UKiOPKECKASH0dyy85Okf+HjA8i7ZanqcLQI0zWZNYLAFSf0Fc4PPgWOG7tx9a+NZzJ15g= 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=R8l0vV+v; arc=none smtp.client-ip=209.85.208.51 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="R8l0vV+v" Received: by mail-ed1-f51.google.com with SMTP id 4fb4d7f45d1cf-5ed43460d6bso6137121a12.0 for ; Sun, 30 Mar 2025 07:55:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1743346547; x=1743951347; 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=q/qqn3Nzhwmxl7J814lmEXZ8DhWz3Yuhf/OAUTfBeJc=; b=R8l0vV+vcKkLvoH3QsXRM36jOgKKBeFWdKD7vfFC6zdzZBjoKfdf07glpqO7gY8weA BF8j0PlLnJOJAKZbzD/md/7InSPFoyxg9BVbi6M3YTHrVfVKxLtEwuYuKEbGArvCueZQ jz4nwE4Zm4ihGC2vEl0o1TLAj0oQaJnGwc/tfUHXDZq1qgE4lKr9NtagldTv4pjKgHTV FTiWDzA7K8gjlAKOUpWmXggz6HJ0EoGzZ4UbGHKTsd4VJx7xz0oRZh9E5nhmbTxLkm5P 0hgBmVyuvdIUkHwmmiZkrCYKI+7hj27iu5CoiZAf26ZWd3hWabWU1DjRwIUpzUf+9AS5 BrpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743346547; x=1743951347; 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=q/qqn3Nzhwmxl7J814lmEXZ8DhWz3Yuhf/OAUTfBeJc=; b=C03eu5QH62YdouMSkDw1gXNLK/h9W2TvEythDacxIr8sHIk33hx8CJ4Jv/ik6SZS4w A+8F1EfXII+wOWKt5Kzo9ij82koC9BGnQny+AtBFf/lN+KN22RhSuLgv9g0brSKn8LLj nthw2YTEtpP2ArcSRLcQZpPM0PdBciXtq1WUR2XlbrC9gzRY4B8uWpc+GXVL+m8tptyE PwxvAM/K6luHlxbrMEscfIWkQ6IfwCKKPRQmJxIYxidfYtHEvyNwOPwEFIDyu0nU9QTu el9Fl4MA/Kv82n10pYsBPapgc+3IFsJllv2yOkC9eQK0jnJdQrmeL/l+nf8q8mLoW/Zn 9uJQ== X-Gm-Message-State: AOJu0YzYuktkmgAbfBp0ALsqXqci6c3mKvkwrXRKprS/jti6hKMq+b4z hv8ErFP2RkTNFBvxljDIx2wvFBwwI2afMmYGXokZ34wSXDKvOyOZJSJlLw== X-Gm-Gg: ASbGncv5Qym9G+7xyP9l/gHq0Je+gDIrN8iA5/ngKcRTGRoorxMpPBOcG/Qwe9VwV7E Uj+1emltdBUStiZNXR94IpQeWi3ArOPY9Zx11PXu98+u0cgl/GC0FO6KrP1Ce7JYmUbZCK5xkod HyrD5wYvtn+2fUX2Ol9PGvm9z959nDfZe3LTOn2YnG7xlUw11/8LZeSW1CNrxtQJAbc52Fq2gSR CsAwMFb+ovLVTsLSRwSUkpRBKrSRXFYSzFrTW3/mpy1hDP7lmzRh45KCUTyARnwY2oYCmOgSfhs 6XRA4w4ieF6mVXsjuLhGn8LWMA+DEp9fgxjo6YSVMDHUwHycg5enqw== X-Google-Smtp-Source: AGHT+IE89lgjLIt59+2glwAbBBXCUU+IaR5Z9fHJWmhexUt5eFpppfG3hdidyPBk35n76peAKmV5Xw== X-Received: by 2002:a05:6402:40c5:b0:5e5:dea5:3eb2 with SMTP id 4fb4d7f45d1cf-5edfcead0acmr4022788a12.11.1743346546952; Sun, 30 Mar 2025 07:55:46 -0700 (PDT) Received: from [192.168.0.50] ([79.119.240.177]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5edc17b2034sm4332812a12.51.2025.03.30.07.55.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 30 Mar 2025 07:55:46 -0700 (PDT) Message-ID: <43c72109-2408-4989-bb99-c18ba1ca88f3@gmail.com> Date: Sun, 30 Mar 2025 17:55:44 +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 rtw-next v2 1/4] wifi: rtw88: usb: Enable switching the RTL8814AU to USB 3 From: Bitterblue Smith To: "linux-wireless@vger.kernel.org" Cc: Ping-Ke Shih References: <5ccba1b8-d7de-4158-bc9a-0aa465f1b2df@gmail.com> Content-Language: en-US In-Reply-To: <5ccba1b8-d7de-4158-bc9a-0aa465f1b2df@gmail.com> The Realtek wifi 5 devices which support USB 3 are weird: when first plugged in, they pretend to be USB 2. The driver needs to send some commands to the device, which make it disappear and come back as a USB 3 device. The method used to switch the RTL8812AU also works for the RTL8814AU. Signed-off-by: Bitterblue Smith Acked-by: Ping-Ke Shih --- v2: - Add Acked-by. --- drivers/net/wireless/realtek/rtw88/usb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw88/usb.c b/drivers/net/wireless/realtek/rtw88/usb.c index c8092fa0d9f1..a78f59fcde58 100644 --- a/drivers/net/wireless/realtek/rtw88/usb.c +++ b/drivers/net/wireless/realtek/rtw88/usb.c @@ -1094,7 +1094,8 @@ static int rtw_usb_switch_mode_new(struct rtw_dev *rtwdev) static bool rtw_usb3_chip_old(u8 chip_id) { - return chip_id == RTW_CHIP_TYPE_8812A; + return chip_id == RTW_CHIP_TYPE_8812A || + chip_id == RTW_CHIP_TYPE_8814A; } static bool rtw_usb3_chip_new(u8 chip_id)