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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 34F1DC2D0CD for ; Thu, 15 May 2025 09:20:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qXgkXqsz87KleW3whng+9gnpWt16TFablHblE9/irzI=; b=w8Caujfn/Q2ke2 FwAInYYoNlWSIndSZ10L4aNcscgjW5duZccwm3eVx+/qV+hBGGhOKsSQwJ45XnkUOd4VrDvzZ3vpg cLHGOdO3dGLo7QCJb8JcrBzNavsh9XJnTo5rllZViXs61974AEdPJd53GZoSzbOa0clcePYJ45bEo erchUottX9E4OfK8D7AMmetJZb7Kl+wTabavBxOcXQGo0ZnVL46UKdit/gYHNmkkgUavaPn7A99Sl hxP6xFBuamvgHATRSzHC4nqF9Ve2TpW8Rmo1nEOuz5WZHuENXRzGF0o+Ip3HfdOSe2QCIhheZbo9j G4L9dV6Q3qJY2OuEe+/w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uFUlg-000000008bK-3QW3; Thu, 15 May 2025 09:20:44 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uC4Vu-00000008pyS-2u0x for linux-i3c@lists.infradead.org; Mon, 05 May 2025 22:42:19 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id BC6D04A58E; Mon, 5 May 2025 22:42:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4DB4AC4CEE4; Mon, 5 May 2025 22:42:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746484938; bh=6eFnS680vN2hlxIE2CQ2X6sg5pSvlbguIhhlCewL73M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ci1MNdUYyG4SJ4tx1WRa925jISAPdLyS3NhAeMuuBS4m8fmbSjJ2BXge+AIlNDHJn QB+J2HGx4LXaNqGzfcXa3nKGq+qUA7R65r0L3TdJ2U3dvAtbNnfzxozu4Lptjnt3ay q5wA0GZcH+1Ow6X2aOz/2prXXlb1PXCI4+mHZTzsHmifBO3H+6nyNwkr5sbxk1IC45 8sci5uw7tGOU3my2uqT799UP0E/m9hFjPGbxXizOgYOJEmTQ/S8mVmQFgiqV43aFIE Xufqo5zxmf/CnrKMNfsOvUfuSex1kzWiLCT/ZdFFCwF6/og6cJOPZLaE8S+SLBWzCN oz9qWdg9RplpA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Stanley Chu , Frank Li , Alexandre Belloni , Sasha Levin , miquel.raynal@bootlin.com, linux-i3c@lists.infradead.org, imx@lists.linux.dev Subject: [PATCH AUTOSEL 6.12 085/486] i3c: master: svc: Fix missing STOP for master request Date: Mon, 5 May 2025 18:32:41 -0400 Message-Id: <20250505223922.2682012-85-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505223922.2682012-1-sashal@kernel.org> References: <20250505223922.2682012-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.12.26 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250505_154218_750472_16053B60 X-CRM114-Status: UNSURE ( 8.38 ) X-CRM114-Notice: Please train this message. X-Mailman-Approved-At: Thu, 15 May 2025 02:17:27 -0700 X-BeenThere: linux-i3c@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=archiver.kernel.org@lists.infradead.org From: Stanley Chu [ Upstream commit 0430bf9bc1ac068c8b8c540eb93e5751872efc51 ] The controller driver nacked the master request but didn't emit a STOP to end the transaction. The driver shall refuse the unsupported requests and return the controller state to IDLE by emitting a STOP. Signed-off-by: Stanley Chu Reviewed-by: Frank Li Link: https://lore.kernel.org/r/20250318053606.3087121-4-yschu@nuvoton.com Signed-off-by: Alexandre Belloni Signed-off-by: Sasha Levin --- drivers/i3c/master/svc-i3c-master.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index 7911814ad82ac..6ffe022dbb5b4 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -511,6 +511,7 @@ static void svc_i3c_master_ibi_work(struct work_struct *work) queue_work(master->base.wq, &master->hj_work); break; case SVC_I3C_MSTATUS_IBITYPE_MASTER_REQUEST: + svc_i3c_master_emit_stop(master); default: break; } -- 2.39.5 -- linux-i3c mailing list linux-i3c@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-i3c