From patchwork Sat Feb 6 20:30:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 377653 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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 B7481C433DB for ; Sat, 6 Feb 2021 20:33:18 +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 CA60864E37 for ; Sat, 6 Feb 2021 20:33:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CA60864E37 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de 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 44A8B15E2; Sat, 6 Feb 2021 21:32:26 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 44A8B15E2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1612643596; bh=OgLHQDxEjuZ0S/Tq2esdJQRcD/VrQ683nxs77luqyhs=; h=From:To:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=D91psYjRJLIyBbckX1tfHoyPbISmbiIyEocsF64+zPor3UiJMhafe2FaLTlrSyYOp po8v1xnZT/niv6rN9R3waqN9DpfE5mC+KP0TP5icQZJwe/SdfuROYmXMV+S5mOiIfU 5vEP5RT8qdE1BX6pZ9WCyEORNiiB6Fbzy1aVjOfE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 13740F8025D; Sat, 6 Feb 2021 21:31:34 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2C10BF80171; Sat, 6 Feb 2021 21:31:17 +0100 (CET) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 2EEE8F80139 for ; Sat, 6 Feb 2021 21:30:54 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 2EEE8F80139 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BDBDFABD5 for ; Sat, 6 Feb 2021 20:30:53 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 0/3] ALSA: a few more USB-audio fixes Date: Sat, 6 Feb 2021 21:30:49 +0100 Message-Id: <20210206203052.15606-1-tiwai@suse.de> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 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" Hi, here is a small patch set for USB-audio. The goal of this patch set is to cover a small race window at the endpoint state transition, and the preparation for the upcoming patch set for PCM sync_stop fixes. Takashi === Takashi Iwai (3): ALSA: usb-audio: Handle invalid running state at releasing EP ALSA: usb-audio: More strict state change in EP ALSA: usb-audio: Don't avoid stopping the stream at disconnection sound/usb/card.h | 2 +- sound/usb/endpoint.c | 85 +++++++++++++++++++++++++------------------- sound/usb/pcm.c | 5 +-- 3 files changed, 51 insertions(+), 41 deletions(-)