From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752781Ab1ABIGU (ORCPT ); Sun, 2 Jan 2011 03:06:20 -0500 Received: from mail.windriver.com ([147.11.1.11]:34539 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752500Ab1ABHWK (ORCPT ); Sun, 2 Jan 2011 02:22:10 -0500 From: Paul Gortmaker To: stable@kernel.org, linux-kernel@vger.kernel.org Cc: stable-review@kernel.org, Philippe Corbes , Greg Kroah-Hartman , Paul Gortmaker Subject: [34-longterm 054/260] USB: cdc-acm: Add pseudo modem without AT command capabilities Date: Sun, 2 Jan 2011 02:15:50 -0500 Message-Id: <1293952756-15010-55-git-send-email-paul.gortmaker@windriver.com> X-Mailer: git-send-email 1.7.3.3 In-Reply-To: <1293952756-15010-1-git-send-email-paul.gortmaker@windriver.com> References: <1293952756-15010-1-git-send-email-paul.gortmaker@windriver.com> X-OriginalArrivalTime: 02 Jan 2011 07:21:05.0038 (UTC) FILETIME=[9E02D2E0:01CBAA4D] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Philippe Corbes commit 5b239f0aebd4dd6f85b13decf5e18e86e35d57f0 upstream. cdc-acm.c : Manage pseudo-modem without AT commands capabilities Enable to drive electronic simple gadgets based on microcontrolers. The Interface descriptor is like this: bInterfaceClass 2 Communications bInterfaceSubClass 2 Abstract (modem) bInterfaceProtocol 0 None Signed-off-by: Philippe Corbes Signed-off-by: Greg Kroah-Hartman Signed-off-by: Paul Gortmaker --- drivers/usb/class/cdc-acm.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 8c388f8..ffbf1aa 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1621,6 +1621,10 @@ static const struct usb_device_id acm_ids[] = { .driver_info = NOT_A_MODEM, }, + /* control interfaces without any protocol set */ + { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, + USB_CDC_PROTO_NONE) }, + /* control interfaces with various AT-command sets */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, USB_CDC_ACM_PROTO_AT_V25TER) }, -- 1.7.3.3