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 X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B2FFC432C0 for ; Wed, 27 Nov 2019 21:11:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4F8D621775 for ; Wed, 27 Nov 2019 21:11:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574889119; bh=+jjDHJxZIeqTOnINzZNlGxXqKuwC1sqvGEFai89MMkY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0Iwmpofpl8RHv8HgyyGxTS++qWXtTF/ZghZr8JrG6ZpEpXi3kvQhfm2bPmW8JJ5Fe wPXqlPWIgsajdWcr+t1J3WQ8rZFQFIRnr0dCbTna40tQfsah61lW5QS9HT1X+slyMo /ROK6dyusXTQiuZOH0eCGyPomOqvkT2B9pSLiLHA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733243AbfK0VL5 (ORCPT ); Wed, 27 Nov 2019 16:11:57 -0500 Received: from mail.kernel.org ([198.145.29.99]:41372 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733237AbfK0VLz (ORCPT ); Wed, 27 Nov 2019 16:11:55 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3F4C0215F1; Wed, 27 Nov 2019 21:11:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574889114; bh=+jjDHJxZIeqTOnINzZNlGxXqKuwC1sqvGEFai89MMkY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=w8MguYgLe4O7T3QYaCGhWaphdIs12bcNIu/SbCjY2Tgzw8FR5E+np9PShFj2o5sZT jGaEfyGlst12yF/T7J6iPNqxDXjEyfPodLiF3l8FnObNfYtsLTxnZLUPCdYO+REzDB ZzNGYfIrLb2pOLxhR0S5VDQnC8aGVqvKIk5HV1Gk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?UTF-8?q?Pavel=20L=C3=B6bl?= , Johan Hovold Subject: [PATCH 5.3 87/95] USB: serial: mos7840: add USB ID to support Moxa UPort 2210 Date: Wed, 27 Nov 2019 21:32:44 +0100 Message-Id: <20191127202955.993827613@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191127202845.651587549@linuxfoundation.org> References: <20191127202845.651587549@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pavel Löbl commit e696d00e65e81d46e911f24b12e441037bf11b38 upstream. Add USB ID for MOXA UPort 2210. This device contains mos7820 but it passes GPIO0 check implemented by driver and it's detected as mos7840. Hence product id check is added to force mos7820 mode. Signed-off-by: Pavel Löbl Cc: stable [ johan: rename id defines and add vendor-id check ] Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/mos7840.c | 11 +++++++++++ 1 file changed, 11 insertions(+) --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -119,11 +119,15 @@ /* This driver also supports * ATEN UC2324 device using Moschip MCS7840 * ATEN UC2322 device using Moschip MCS7820 + * MOXA UPort 2210 device using Moschip MCS7820 */ #define USB_VENDOR_ID_ATENINTL 0x0557 #define ATENINTL_DEVICE_ID_UC2324 0x2011 #define ATENINTL_DEVICE_ID_UC2322 0x7820 +#define USB_VENDOR_ID_MOXA 0x110a +#define MOXA_DEVICE_ID_2210 0x2210 + /* Interrupt Routine Defines */ #define SERIAL_IIR_RLS 0x06 @@ -195,6 +199,7 @@ static const struct usb_device_id id_tab {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL2_4)}, {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2324)}, {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2322)}, + {USB_DEVICE(USB_VENDOR_ID_MOXA, MOXA_DEVICE_ID_2210)}, {} /* terminating entry */ }; MODULE_DEVICE_TABLE(usb, id_table); @@ -2020,6 +2025,7 @@ static int mos7840_probe(struct usb_seri const struct usb_device_id *id) { u16 product = le16_to_cpu(serial->dev->descriptor.idProduct); + u16 vid = le16_to_cpu(serial->dev->descriptor.idVendor); u8 *buf; int device_type; @@ -2030,6 +2036,11 @@ static int mos7840_probe(struct usb_seri goto out; } + if (vid == USB_VENDOR_ID_MOXA && product == MOXA_DEVICE_ID_2210) { + device_type = MOSCHIP_DEVICE_ID_7820; + goto out; + } + buf = kzalloc(VENDOR_READ_LENGTH, GFP_KERNEL); if (!buf) return -ENOMEM;