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=-10.0 required=3.0 tests=BAYES_00,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=unavailable 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 31700C433E2 for ; Tue, 1 Sep 2020 16:52:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E9ED9206C0 for ; Tue, 1 Sep 2020 16:52:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598979135; bh=oohKm4wA5PeEduUAWRlKUhWqsHa0F45uQylFxb/AJN8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=p5gk9vL4x334m5BOkxbKJnJWWdGT+AhRaDoaimmD8ml5zwA0S4OpVzMGi+3JRVKdv Av4WAjhnUUqOFWD6MZikx4IG0eb+OQU2WloGU0lKIC/07gH9lU1Woy7NMaGhuKorqy CMO4vTcTK7n8yfAsczEhxD4D8CiOPFIxJsWGPWkg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730137AbgIAQwK (ORCPT ); Tue, 1 Sep 2020 12:52:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:50718 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727108AbgIAPZs (ORCPT ); Tue, 1 Sep 2020 11:25:48 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 02ACF20FC3; Tue, 1 Sep 2020 15:25:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598973947; bh=oohKm4wA5PeEduUAWRlKUhWqsHa0F45uQylFxb/AJN8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aACI3m8X5wp+oNGWQ9IeBOZ7Xsql6JJY/N1LXBG4x+JwnkP3HultT0nnxz5LnaXLs tu1ValWzGHAhava8Gw+G0yJ3ZAJmYtZ5aonlQjqAeS14xpYYFqcviHQ9DsZKUDme75 RQStWRYIBmUAlyaFpBPgRhNhUFlQf7cAJ+rLuRSY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alan Stern , Jean-Christophe Barnoud Subject: [PATCH 4.19 111/125] USB: quirks: Ignore duplicate endpoint on Sound Devices MixPre-D Date: Tue, 1 Sep 2020 17:11:06 +0200 Message-Id: <20200901150940.052570716@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200901150934.576210879@linuxfoundation.org> References: <20200901150934.576210879@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: Alan Stern commit 068834a2773b6a12805105cfadbb3d4229fc6e0a upstream. The Sound Devices MixPre-D audio card suffers from the same defect as the Sound Devices USBPre2: an endpoint shared between a normal audio interface and a vendor-specific interface, in violation of the USB spec. Since the USB core now treats duplicated endpoints as bugs and ignores them, the audio endpoint isn't available and the card can't be used for audio capture. Along the same lines as commit bdd1b147b802 ("USB: quirks: blacklist duplicate ep on Sound Devices USBPre2"), this patch adds a quirks entry saying to ignore ep5in for interface 1, leaving it available for use with standard audio interface 2. Reported-and-tested-by: Jean-Christophe Barnoud Signed-off-by: Alan Stern CC: Fixes: 3e4f8e21c4f2 ("USB: core: fix check for duplicate endpoints") Link: https://lore.kernel.org/r/20200826194624.GA412633@rowland.harvard.edu Signed-off-by: Greg Kroah-Hartman --- drivers/usb/core/quirks.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -370,6 +370,10 @@ static const struct usb_device_id usb_qu { USB_DEVICE(0x0926, 0x0202), .driver_info = USB_QUIRK_ENDPOINT_BLACKLIST }, + /* Sound Devices MixPre-D */ + { USB_DEVICE(0x0926, 0x0208), .driver_info = + USB_QUIRK_ENDPOINT_BLACKLIST }, + /* Keytouch QWERTY Panel keyboard */ { USB_DEVICE(0x0926, 0x3333), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, @@ -511,6 +515,7 @@ static const struct usb_device_id usb_am */ static const struct usb_device_id usb_endpoint_blacklist[] = { { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0202, 1), .driver_info = 0x85 }, + { USB_DEVICE_INTERFACE_NUMBER(0x0926, 0x0208, 1), .driver_info = 0x85 }, { } };