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 A0E7B3703A4; Mon, 5 May 2025 22:58:14 +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=1746485894; cv=none; b=WR32ufEA42vhEPOwIJJTQocmBn1ETMK+JAPJmYuFUNyDcQL8Sg0KrjEXvLKkXD6OKjTtEyqdJrFL2q8CYwRWwWtviDx8Im/JqLoTtIlofbtw60wDyls30VXjVYfrmZkJMm8v8S/SlHSsZckRQez9bPsKtRk5yTHe9PIz/0KbhYc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746485894; c=relaxed/simple; bh=LVkJi8mchCIWcADcYyvzANclyip1P0il3Yw/lKBvEI4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=iUB3ow8WDnlbTx1uSo8gxqbHrOASGUMEYsxl7jdLN7Gg0tPFxMN548euHJvpzFlL4+Aato+Dc+/3xjkwZGpS2maBypmOvJ9YkKxboNINrwr+assZQ8V63D1anAWfnJ6M9ruQ6gnzAtJr6ehQA7+FujH7lY50AGvMSRG8KGRp//I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bXkmY7az; 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="bXkmY7az" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 87DC0C4CEEF; Mon, 5 May 2025 22:58:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746485894; bh=LVkJi8mchCIWcADcYyvzANclyip1P0il3Yw/lKBvEI4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bXkmY7az9lnR6fPwK9u0nyCTXfY59o2XGVwUWqz5LsjE9ues34hfQ/Bq89TayZWNd ZyKirQ3ICvdNGG1wktI+hjVkeemUVlW3gC3BmRiwx8J7MfMVQZYxjo6tw1K3Vjjm/Q YYHkcmtT+3RyJehSovC8dkUvX3HDzu6nCXdejYkFGwTme7AGCyuWc4OiOrioX4H4W5 PhFm5HtjvvjpSGCO368avmqs4pM/1rWxpsxbRBBwoNoT0eif5f9mTFJ7ABnLQcdkMd a6tM3ArNoR09au+S+EVYwkQdCEglt9tfTj/rpBmWQqLMeYxuTeNm7c7pzOFbDvyU1n GRtAlLJzupqcQ== 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 6.6 052/294] i3c: master: svc: Fix missing STOP for master request Date: Mon, 5 May 2025 18:52:32 -0400 Message-Id: <20250505225634.2688578-52-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505225634.2688578-1-sashal@kernel.org> References: <20250505225634.2688578-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.89 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 fa1f12a89158c..3cef3794f10d3 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -503,6 +503,7 @@ 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