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 78B14298CA5; Mon, 5 May 2025 22:19:07 +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=1746483547; cv=none; b=CBx12qrrhdM3CqrnMXG7ZIpnw5NZ17AAVBx+HizmKFTXaezT4VE7liyrJ5Lm52fzFRL3R2HzXJa+otWK+Gzo+9U3menUt/ChITu7vO7t3TIatpDFarhk8qnAa+aN5HhGXTxTuUsgTTSpyGIRbwt7sXAjaDifb6kC3e3m55JTCcQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746483547; c=relaxed/simple; bh=SVbdHkmnEMzlpLXw6AXLevVh4v92tupfg6nDjZAGnNo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=fUTgS38Ktlb0oTZyj1QLBjvQmEG1n8MGXgS2FQrwioDzY/tx5nz/G8NPMMEo1hm+KdLbukdqp/l3fU5L+fnxdnLvc9QJEazLsCT8WvsF2KWEkbJ8/X4CCREz7Zo96gwqz9BSi8l0NAknHjMwv3ceA9f5mXchWfr9oAItZAhRmxc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=r1OJrEj1; 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="r1OJrEj1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EDFCCC4CEF1; Mon, 5 May 2025 22:19:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746483546; bh=SVbdHkmnEMzlpLXw6AXLevVh4v92tupfg6nDjZAGnNo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=r1OJrEj1rAilIPi/iDqiSxU/HwozY+CHD/LRS/sy1rQBfo1JLTIY7hwwikblUurnI wm1GRYcxn+L78qX5TKgAUxUTm7XJ9bznbIbG0p9esKBbzTzcG4Kiw8u5xJ44898A3I cyN9Q+TIo5Mpyjo53BHRcHXG/4m8De7swLgC2EDZLZ+clSR9z4rbOFf5ryNr9o+Asp V10NPffIg0I7dkeMimheRANPHrLJ+eA4IRtWWBXiT2T/PAqqLGA0RhvwmxrrXocDbl +uTE8tABw+jFutIDBc43Ft7F4FKQ8Jiux4zZJTy2Wi+vD5Quhj0ksoZaj1mLX0LvPd agsdssnweneAw== 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 6.14 108/642] i3c: master: svc: Fix missing STOP for master request Date: Mon, 5 May 2025 18:05:24 -0400 Message-Id: <20250505221419.2672473-108-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505221419.2672473-1-sashal@kernel.org> References: <20250505221419.2672473-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.14.5 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 0fc03bb5d0a6e..a18fe62962b0c 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -551,6 +551,7 @@ 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