From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by archive.lwn.net (Postfix) with ESMTP id B38667D04E for ; Thu, 28 May 2020 10:55:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388015AbgE1KzL (ORCPT ); Thu, 28 May 2020 06:55:11 -0400 Received: from gofer.mess.org ([88.97.38.141]:35469 "EHLO gofer.mess.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387992AbgE1KzL (ORCPT ); Thu, 28 May 2020 06:55:11 -0400 Received: by gofer.mess.org (Postfix, from userid 1000) id B8B65C638E; Thu, 28 May 2020 11:55:08 +0100 (BST) From: Sean Young To: linux-media@vger.kernel.org, linux-usb@vger.kernel.org, Greg KH , Oliver Neukum Subject: [PATCH v4 2/3] USB: cdc-acm: blacklist IR Droid / IR Toy device Date: Thu, 28 May 2020 11:55:07 +0100 Message-Id: <20200528105508.5183-3-sean@mess.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200528105508.5183-1-sean@mess.org> References: <20200528105508.5183-1-sean@mess.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Archived-At: List-Archive: List-Post: The IR Droid / IR Toy device used custom protocol over serial line, so it is presenting itself as CDC ACM device. Now that we have proper in-kernel driver for it we need to black-list the device in cdc-acm driver. http://dangerousprototypes.com/docs/USB_Infrared_Toy https://www.irdroid.com/irdroid-usb-ir-transceiver/ Acked-by: Greg Kroah-Hartman Signed-off-by: Sean Young --- drivers/usb/class/cdc-acm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 84d6f7df09a4..1369e3be5019 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1864,6 +1864,12 @@ static const struct usb_device_id acm_ids[] = { }, #endif +#if IS_ENABLED(CONFIG_IR_TOY) + { USB_DEVICE(0x04d8, 0xfd08), + .driver_info = IGNORE_DEVICE, + }, +#endif + /*Samsung phone in firmware update mode */ { USB_DEVICE(0x04e8, 0x685d), .driver_info = IGNORE_DEVICE, -- 2.26.2