From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 816A6357D6C; Mon, 5 May 2025 22:42:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484938; cv=none; b=ppF/9yv91bjpoVfELtLmTX3DlsKOEg/qzl5a/c4e7QewWjyy6HOgynRaxMuU186WvUxOWFb771GKxIsXNvRgTF8okW+vccIuwihS85bt3vn7yfmWBIcJImioz5a+1Hq3XLYvtTlNA/iYbRpu9rRjsrqfEC2lhQkDSExfbAtqkbM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484938; c=relaxed/simple; bh=6eFnS680vN2hlxIE2CQ2X6sg5pSvlbguIhhlCewL73M=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=hT5ffk/9rz5ednr28kL/2/Ufrfy/rc2xvbje2WxAnrsywmIOQxxZkmYTPpZ8RHcLivf3bYaZdd5IaWi6+ymXna2Xs0iSbGKC4tyg4QUNNo4C0jzzm3i+m48CUjnAQjFguDgYSNkhRqXO0MYPLw+mScPlFe4CwtSzxe5vEbOXKgo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ci1MNdUY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ci1MNdUY" 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> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.12.26 Content-Transfer-Encoding: 8bit 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