Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp3644969pxf; Mon, 15 Mar 2021 14:50:54 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxT09BUIjJDqmU3a99lkqRCSv/ms8WIw3rpmpVIsdg49/Bvns1MEXgf+k4vaW2IhuK4ahgW X-Received: by 2002:a17:906:39a:: with SMTP id b26mr26507795eja.158.1615845054482; Mon, 15 Mar 2021 14:50:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1615845054; cv=none; d=google.com; s=arc-20160816; b=wC1OSkzL2SIUhCCEFVCazVwCDrKOaSSmmM+uob0BH6tM7+XGGSJ+8Oak8VE55SoOHT w+HocpOQtH65QrFr9eqwtzdFs8KvTX8n5LmvleNz4K0UMLWkt73K+9024cEqcqfr2HjK OlHsKWAgakt3Ygo4Uel28grfovRGLdMkTsPLKQ7NnkqxX/sMihOj8DvgzZERSVkH7y+V /NGTQEvEctqU1FQcrE0ayH5TN6hFQ+G0khtIbJp4ComSN2CC8MMuoEomNMQDRdjD65Er ReZd8xuBqdTOgXH1qT8iljYRb0VWoHKf6nJXeDyBWb7DPIk5rt9YWthnRMG8YUX8+zGO RW4Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:references:to :from:subject:dkim-signature; bh=I/VxGAPEiq8CcwrUtKtO4rwVj2NSZggF+c8E4Qn4/N8=; b=UwXbboiNIq8qPWDbME/MoMgMz5k5hjTfuLo4DCiMM4SDI6TNfnUukxXCmE8UYvht26 epAS1KfHjM4EQZm7fg96VyLz1w8snkVPhVfUAtmae0kU9lhYvX3pYhVKJax/brvpD8F9 RIUPkrJXvJ/a2760ZukyTw2SSlMZApJcdBS8neq+PkHaHfen1AC+97fv8rNRac146Tr5 aiJOOOjselno0K9LwAU9SGKMDo/fBE1fm6LGnBPGV0jCCd8sX0Bo42SuL2uosnH64O0S B7rejdWGKx333al7UYJWQ1KKavUJfG/I8FI35iO/q+8Hf+pDc3VCUGXmPPddoxaqCEuN Mf/g== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@justmail.de header.s=mjaymdexmjqk header.b="HgQU/RaA"; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bt17si11509693edb.424.2021.03.15.14.50.29; Mon, 15 Mar 2021 14:50:54 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=fail header.i=@justmail.de header.s=mjaymdexmjqk header.b="HgQU/RaA"; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230487AbhCOUb5 (ORCPT + 99 others); Mon, 15 Mar 2021 16:31:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45382 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229804AbhCOUbj (ORCPT ); Mon, 15 Mar 2021 16:31:39 -0400 X-Greylist: delayed 421 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 15 Mar 2021 13:31:39 PDT Received: from mout2.freenet.de (mout2.freenet.de [IPv6:2001:748:100:40::2:4]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E8C0C06174A for ; Mon, 15 Mar 2021 13:31:39 -0700 (PDT) Received: from [195.4.92.126] (helo=sub7.freenet.de) by mout2.freenet.de with esmtpa (ID andihartmann@freenet.de) (port 25) (Exim 4.92 #3) id 1lLtlU-0008Oa-9C for linux-wireless@vger.kernel.org; Mon, 15 Mar 2021 21:24:36 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=justmail.de ; s=mjaymdexmjqk; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:References:To:From:Subject:Sender:Reply-To:Cc: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=I/VxGAPEiq8CcwrUtKtO4rwVj2NSZggF+c8E4Qn4/N8=; b=HgQU/RaAyBbvVhGJYBy3Btx3fL XPkRULGt2ljajAxkqOeP1js324XM2Av/XKxJ20ftFOeOdsHr+HQzw4EVwWXlOMBrxxKRhfLOoSJ19 r8ZnVaaNyVs//EVLDDlU3f+5PXsF2wywnzhVTQQ/oQkj3v8pw1a1w7k4zldOz166deKUbYWj/nFim Mkd1AgGbqsDE5452mwKS1Z1c7JnScWXnB6ww7gDtfN324/AZuCSr1MUNQwPLTLqKtIdrhrPS/yh0M /8IpBFImoreWq9Pz+O1Z47dHltR+noDM9jKBSLQ6PQDCdthmbMt+bKilG3r258aEeG6jaueLhjoFr /YBYQCYg==; Received: from p200300de57240600505400fffe15ac42.dip0.t-ipconnect.de ([2003:de:5724:600:5054:ff:fe15:ac42]:57532 helo=mail.maya.org) by sub7.freenet.de with esmtpsa (ID andihartmann@freenet.de) (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (port 465) (Exim 4.92 #3) id 1lLtlU-0006oJ-78 for linux-wireless@vger.kernel.org; Mon, 15 Mar 2021 21:24:36 +0100 Received: internal info suppressed Subject: Re: RTL8821CE: CTRL-EVENT-BEACON-LOSS and connection loss From: Klaus Mueller To: linux-wireless@vger.kernel.org References: Message-ID: <731aad01-2999-e71c-90c0-345c5c6b0df4@justmail.de> Date: Mon, 15 Mar 2021 21:24:34 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originated-At: 2003:de:5724:600:5054:ff:fe15:ac42!57532 X-FNSign: v=2 s=B748E26CAAE1DC610A91B6371BC7F8CF83E049E4C180337CAE2A2CAE1FFAED02 X-Scan-TS: Mon, 15 Mar 2021 21:24:36 +0100 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Hi, I retested the version from https://github.com/lwfinger/rtw88 on linux 5.10.16 - starting with the commits on Mar 9, 2021. It now seems to work pretty fine even on 2.4 GHz / 40 MHz! Thanks to Realtek for their support! Additional credit goes to Larry Finger, who thankfully provides this additional source tree to make the progress of the driver accessible to a lot more kernels than the actual one! Thanks Klaus On 25.12.20 at 11:55 Klaus Mueller wrote: > Hello! > > I'm having a > 04:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8821CE > 802.11ac PCIe Wireless Network Adapter > Subsystem: AzureWave Device 3041 > Flags: bus master, fast devsel, latency 0, IRQ 71 > I/O ports at d000 [size=256] > Memory at f7600000 (64-bit, non-prefetchable) [size=64K] > Capabilities: [40] Power Management version 3 > Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+ > Capabilities: [70] Express Endpoint, MSI 00 > Capabilities: [100] Advanced Error Reporting > Capabilities: [148] Device Serial Number xxxx... > Capabilities: [158] Latency Tolerance Reporting > Capabilities: [160] L1 PM Substates > Capabilities: [170] Precision Time Measurement > Capabilities: [17c] Vendor Specific Information: ID=0003 Rev=1 > Len=054 >