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[23.128.96.37]) by mx.google.com with ESMTPS id x15-20020a170902a38f00b001c9c3a16a91si6840204pla.70.2023.10.23.12.11.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Oct 2023 12:11:15 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; dkim=pass header.i=@bootlin.com header.s=gm1 header.b=VfH2RE8f; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=bootlin.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 53A048065337; Mon, 23 Oct 2023 12:10:43 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231270AbjJWTKi (ORCPT + 99 others); Mon, 23 Oct 2023 15:10:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33066 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231222AbjJWTKf (ORCPT ); Mon, 23 Oct 2023 15:10:35 -0400 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::222]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8420E103 for ; Mon, 23 Oct 2023 12:10:32 -0700 (PDT) Received: by mail.gandi.net (Postfix) with ESMTPSA id EBC2940006; Mon, 23 Oct 2023 19:10:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1698088231; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MQTqFxA2htUn59dyviXFE3afEYPNmc6FuT7Pc/5oDXo=; b=VfH2RE8fu683n82J63fAWnyh0YZCsIKYktyJuucgqGBGaWQPg5j+AZjEi8ci0on++E8J9G dZVeeNTfESapIOvknDZCI7ObRjEfDo07U7oFh752U3lhkS2j62PgqRUAxEdW3qC9n1XygC QzsSCYYK6nkRLs61j00m83eE/c8PEgZff6DCS7pRK1ov1/WMdLO69S10bQZgr5v4zE0CFZ uTwXkFVnrMPvsDbk1e2yUgWpSpy01s5iJbgZ8Vpb7pSDACu39S9AFdP82lhgYsf55cqdXT U3ZFtzbjaNHJRCRJL/eveRMBEq42GpDxtQvQdEcPw2IDZVZc5EPFgENxrXIKeg== Date: Mon, 23 Oct 2023 21:10:28 +0200 From: Miquel Raynal To: Frank Li Cc: alexandre.belloni@bootlin.com, conor.culhane@silvaco.com, imx@lists.linux.dev, joe@perches.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 6/6] i3c: master: svc: fix random hot join failure since timeout error Message-ID: <20231023211028.3a4613df@xps-13> In-Reply-To: <20231023161658.3890811-7-Frank.Li@nxp.com> References: <20231023161658.3890811-1-Frank.Li@nxp.com> <20231023161658.3890811-7-Frank.Li@nxp.com> Organization: Bootlin X-Mailer: Claws Mail 4.0.0 (GTK+ 3.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: miquel.raynal@bootlin.com X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SORTED_RECIPS, SPF_HELO_PASS,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 23 Oct 2023 12:10:43 -0700 (PDT) Hi Frank, Frank.Li@nxp.com wrote on Mon, 23 Oct 2023 12:16:58 -0400: > master side report: > silvaco-i3c-master 44330000.i3c-master: Error condition: MSTATUS 0x0200= 90c7, MERRWARN 0x00100000 >=20 > BIT 20: TIMEOUT error > The module has stalled too long in a frame. This happens when: > - The TX FIFO or RX FIFO is not handled and the bus is stuck in the > middle of a message, > - No STOP was issued and between messages, > - IBI manual is used and no decision was made. > The maximum stall period is 100 =CE=BCs. >=20 > This can be considered as being just a warning as the system IRQ latency > can easily be greater than 100us. >=20 > Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver") > Cc: stable@vger.kernel.org > Signed-off-by: Frank Li Reviewed-by: Miquel Raynal Thanks, Miqu=C3=A8l