From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4183C46467 for ; Wed, 4 Jan 2023 20:06:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235142AbjADUGs (ORCPT ); Wed, 4 Jan 2023 15:06:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231197AbjADUGr (ORCPT ); Wed, 4 Jan 2023 15:06:47 -0500 Received: from mail.schwarz.eu (eight.schwarz.eu [IPv6:2a01:4f8:c17:2a56::8:0]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4FB2CF594 for ; Wed, 4 Jan 2023 12:06:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=oss.schwarz.eu; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: From:References:Cc:To:Subject:MIME-Version:Date:Message-ID:Sender:Reply-To: 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=2stL7la/beV9vnoj3SG39DjOHPT+hbqJVKK5Y2G6Ges=; b=q6HFpblNkfVMedDg16XKDDIBW0 vLDQp3IgtN1rA311usT6MI8j1e3EQix1PMCHgh6ze+ttuzvnhtJoXRv2n2UiriYZQq9bZVo/iwOu5 5t7t5JasM0r8ZsvLz3lEKA8GjpjQUTNKLcSE61hh1NSxbs3bepmeww1CVqusrta1tLWDbHf+yeVef u7uVxpxASbOBdYOIbG5E/PdK+Xg+wlhz8VtIaDQOohLVd4E6V9O9POFQxf8NHahvQU5d+iRL4IjVh ig6xq6yVwXUOUs0MENbywUGdgGljUQ7pMfjfuM4d5XRdsrZzXg2qb8yymsRzDZi6ywAxqJ5S8vOdP txCYWyzg==; Message-ID: <37a19225-7f34-e1f1-666f-5d08e6c1ec15@oss.schwarz.eu> Date: Wed, 4 Jan 2023 21:06:41 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [RFC PATCH v1 19/19] rtw88: Add support for the SDIO based RTL8821CS chipset To: Bitterblue Smith , Chris Morgan , Martin Blumenstingl Cc: linux-wireless@vger.kernel.org, Yan-Hsuan Chuang , Kalle Valo , Ulf Hansson , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-mmc@vger.kernel.org, Nitin Gupta , Neo Jou , Pkshih , Jernej Skrabec References: <20221227233020.284266-1-martin.blumenstingl@googlemail.com> <20221227233020.284266-20-martin.blumenstingl@googlemail.com> <63b4b3e1.050a0220.791fb.767c@mx.google.com> <0acf173d-a425-dcca-ad2f-f0f0f13a9f5e@gmail.com> Content-Language: en-US From: Felix Schwarz In-Reply-To: <0acf173d-a425-dcca-ad2f-f0f0f13a9f5e@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Received: by mail.schwarz.eu with esmtpsa (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.96) (envelope-from ) id 1pDA25-0007qQ-2z; Wed, 04 Jan 2023 21:06:42 +0100 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Am 04.01.23 um 20:59 schrieb Bitterblue Smith: > The USB-based RTL8811CU also doesn't work, with suspiciously similar > errors: > > Dec 25 21:43:37 home kernel: rtw_8821cu 1-2:1.0: Firmware version 24.11.0, H2C version 12 > Dec 25 21:43:37 home kernel: rtw_8821cu 1-2:1.0 wlp0s20f0u2: renamed from wlan0 > Dec 25 21:43:40 home kernel: rtw_8821cu 1-2:1.0: read register 0x5 failed with -110 > Dec 25 21:43:41 home kernel: rtw_8821cu 1-2:1.0: read register 0x20 failed with -110 > Dec 25 21:44:11 home kernel: rtw_8821cu 1-2:1.0: write register 0x20 failed with -110 > Dec 25 21:44:12 home kernel: rtw_8821cu 1-2:1.0: read register 0x7c failed with -110 > Dec 25 21:44:43 home kernel: rtw_8821cu 1-2:1.0: write register 0x7c failed with -110 > Dec 25 21:44:44 home kernel: rtw_8821cu 1-2:1.0: read register 0x1080 failed with -110 > Dec 25 21:45:16 home kernel: rtw_8821cu 1-2:1.0: write register 0x1080 failed with -110 Same for me: I saw very similar read/write failures with my "Realtek Semiconductor Corp. 802.11ac NIC" (ID 0bda:c811) after applying Ping-Ke's patch for rfe 38 (see my message to linux-wireless on Dec 29). Felix