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=-8.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS 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 B800DC4363D for ; Thu, 24 Sep 2020 01:36:35 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E4FA32137B for ; Thu, 24 Sep 2020 01:36:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="j4pukCOx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E4FA32137B Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=alsa-project.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 1CECA1795; Thu, 24 Sep 2020 03:35:42 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1CECA1795 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1600911392; bh=hQVrC/yKY8jU/TpOJOrqo8zVkMArNlfFc22TFCiybb0=; h=From:To:In-Reply-To:References:Subject:Date:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=j4pukCOxDgBsjw2Fsl4oVWF0JzYeLbUIw2fbDWqjKJ/LDyJEYhROrON3254AVPrva C8feTrMQrugmcjnRq59eLW8/LFkVu64CfZMsxyOEtfhqNumwvHc2IAhdT77nJQn7q7 ih9Q/4zw/aaQ9n5q65NMmmo7AV2YfZybDoMYUAHk= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 9E9D3F80229; Thu, 24 Sep 2020 03:35:41 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B4063F80232; Thu, 24 Sep 2020 03:35:39 +0200 (CEST) Received: from webhooks-bot.alsa-project.org (gate.perex.cz [77.48.224.242]) by alsa1.perex.cz (Postfix) with ESMTP id 757D8F800DA for ; Thu, 24 Sep 2020 03:35:34 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 757D8F800DA MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: GitHub issues - opened To: alsa-devel@alsa-project.org In-Reply-To: <1600911332298629999-webhooks-bot@alsa-project.org> References: <1600911332298629999-webhooks-bot@alsa-project.org> Subject: support the Roland UA-4FX2 card Message-Id: <20200924013539.B4063F80232@alsa1.perex.cz> Date: Thu, 24 Sep 2020 03:35:39 +0200 (CEST) X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" alsa-project/alsa-lib issue #81 was opened from kalashnikov2: hi i'm trying to use this audio card with a Raspberry pi and y get this from the command dmesg on linux console ``` usb 3-2: new high-speed USB device number 6 using xhci_hcd usb 3-2: New USB device found, idVendor=0582, idProduct=01e2, bcdDevice= 0.2b usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 3-2: Product: UA-4FX2 usb 3-2: Manufacturer: ROLAND mc: Linux media interface: v0.10 usbcore: registered new interface driver snd-usb-audio usb 3-2: Unable to change format on ep #8e: already in use usb 3-2: Unable to change format on ep #8e: already in use : : ``` and when i try to select the device on a program get this ``` ALSA lib pcm.c:2642:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear ALSA lib pcm.c:2642:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe ALSA lib pcm.c:2642:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side ALSA lib pcm_route.c:869:(find_matching_chmap) Found no matching channel map ALSA lib pcm_oss.c:377:(_snd_pcm_oss_open) Unknown field port ALSA lib pcm_oss.c:377:(_snd_pcm_oss_open) Unknown field port ALSA lib pcm_usb_stream.c:486:(_snd_pcm_usb_stream_open) Invalid type for card ALSA lib pcm_usb_stream.c:486:(_snd_pcm_usb_stream_open) Invalid type for card ``` it seems that the card is not supported by ALSA lib. How is the procedure to add new cards to the driver? How can I help to do this? Thank you Issue URL : https://github.com/alsa-project/alsa-lib/issues/81 Repository URL: https://github.com/alsa-project/alsa-lib