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 EE81BE7735F for ; Sat, 30 Sep 2023 07:47:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234121AbjI3Hof (ORCPT ); Sat, 30 Sep 2023 03:44:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52636 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229447AbjI3Hoe (ORCPT ); Sat, 30 Sep 2023 03:44:34 -0400 Received: from mail-oa1-x42.google.com (mail-oa1-x42.google.com [IPv6:2001:4860:4864:20::42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 75025BF; Sat, 30 Sep 2023 00:44:32 -0700 (PDT) Received: by mail-oa1-x42.google.com with SMTP id 586e51a60fabf-1dd1714b9b6so5438954fac.0; Sat, 30 Sep 2023 00:44:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696059872; x=1696664672; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=bbxvayBBL1LZMvkAgSgbJrDuTM2+9jSeKuMGIK8uzTw=; b=YE0MezBrgeg/TBBDwk++sz33d7t7nQxkOhmB4I8/kaispVtYBQFAdPR6tkc+bRelqY WzKm6E1TuuzrioHk+UGZzw+LsnOL6+2GPxXpc21GmIsgvjqBqhp4yayThdMETpI3oqCl /Tvtu9sSO9jQgjMv4SXh8Q2FE+HoMpFhI0tAMelwDTy0/xnjH2C7sepS8hJOXk2tKFc4 Nn9iski63nn/ZuNTwWMvsTh235TF5/0OCbqmqRcAnMCSsVGgdrkXdQmVXl+VoaRLbVd+ s4gv7+++7AOYUy0NpdPVf93VjIwi6huzpL5D86n+ao8+o1Pq9YL9dJRsTu9hE4H0LUwo KJsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696059872; x=1696664672; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bbxvayBBL1LZMvkAgSgbJrDuTM2+9jSeKuMGIK8uzTw=; b=JdRg6mwdVmysT/KiL6FUBS7LOUdYrIzBWPkw8MEouLS0TERBJaKmjnWE5xEK4l7HI1 t8APPBB7oYmF8hpqeqMNYr46gotwM9BtcGSqj+z+cgRJ6oyXGgO9rHl0e0C5lxfqvejg RXVKOia9uVt18/4bv8Sk1q8/ZrGNODB1wXwT88MQuXmRCHb7maBpbULR0sk+ZbwI+vpv +oDcwUHcCecP/uYQYT6JbuXlJA+y6ajuqb0SRz2e48HtZzwr05nIPp5McHXQa4XlnZ7R /o2STQ3btl7+BYkXAtK9G7yVlTXXhdONb+XrNNMIvbctDb/rn9fRYN+/V0kdxZMzB1do PMag== X-Gm-Message-State: AOJu0Yw9WD7+PwGXxwsSzaQTFv5zDGfuMW405BqVc/oPKnZym5Hy5yAZ Q/q3jlOrC/GEeaxhr8A7g4xwLpHVirao X-Google-Smtp-Source: AGHT+IHwzjP/6135BmZyfJjutxvh7TCMU/FeNLkEdg2LRmmPsMyE/M+aS9lKoJZ+vD+8eEtH5mUlMQ== X-Received: by 2002:a05:6870:2197:b0:1d5:adc0:4a1 with SMTP id l23-20020a056870219700b001d5adc004a1mr6980589oae.22.1696059871763; Sat, 30 Sep 2023 00:44:31 -0700 (PDT) Received: from localhost.localdomain ([62.204.54.223]) by smtp.googlemail.com with ESMTPSA id e20-20020aa78c54000000b0069337938bdcsm5561666pfd.125.2023.09.30.00.44.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 30 Sep 2023 00:44:31 -0700 (PDT) From: Lu jicong To: jszhang@kernel.org Cc: Thinh.Nguyen@synopsys.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Lu jicong Subject: Re: [PATCH] usb: dwc3: don't reset device side if dwc3 was configured as host-only Date: Sat, 30 Sep 2023 15:43:34 +0800 Message-Id: <20230930074334.1406464-1-jiconglu58@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230627162018.739-1-jszhang@kernel.org> References: <20230627162018.739-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It seems that this patch causes driver failed to initialize on rockchip rk3399 devices when DWC3 controller is configured as dual role. [ 2.827119] dwc3 fe900000.usb: error -ETIMEDOUT: failed to initialize core [ 2.827881] dwc3: probe of fe900000.usb failed with error -110 After some tests I am preliminarily certain that this patch caused the failure.