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=-8.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 6B4CFCA9EB5 for ; Mon, 4 Nov 2019 14:34:36 +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 E4EFD21D71 for ; Mon, 4 Nov 2019 14:34:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="rFL8dz39" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E4EFD21D71 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com 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 D25FE1735; Mon, 4 Nov 2019 15:33:43 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz D25FE1735 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1572878074; bh=52fQ86JkaUQCtv97TnS3h/sbN8HwgDPl8Gw4mgO/unE=; h=To:References:From:Date:In-Reply-To:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=rFL8dz39PBiKqibeeH7KczdjSEBHyyr7jH5MzB3Ca7bFhC++ix25W3NwSP11Bf/8i Mq9vH/0PeGiUo34lozXvWmABaAS8nysAkoiDT5GLe1dkNdr7LsMQTMRqO1Nc/DjMFy MCr2HNjPqVcMS2I5cQR8yNoealRyAzxB8WGomMHE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id C0FEBF804FD; Mon, 4 Nov 2019 15:33:05 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2DBAAF804FE; Mon, 4 Nov 2019 15:33:04 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 34072F8015B for ; Mon, 4 Nov 2019 15:33:00 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 34072F8015B X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Nov 2019 06:32:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,267,1569308400"; d="scan'208";a="402989557" Received: from cckuo1-mobl2.amr.corp.intel.com (HELO [10.251.130.8]) ([10.251.130.8]) by fmsmga006.fm.intel.com with ESMTP; 04 Nov 2019 06:32:57 -0800 To: Vinod Koul References: <20191023210657.32440-1-pierre-louis.bossart@linux.intel.com> <20191023210657.32440-3-pierre-louis.bossart@linux.intel.com> <20191103052243.GF2695@vkoul-mobl.Dlink> From: Pierre-Louis Bossart Message-ID: Date: Mon, 4 Nov 2019 08:32:57 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.2 MIME-Version: 1.0 In-Reply-To: <20191103052243.GF2695@vkoul-mobl.Dlink> Content-Language: en-US Cc: alsa-devel@alsa-project.org, tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, Ranjani Sridharan , broonie@kernel.org, srinivas.kandagatla@linaro.org, jank@cadence.com, slawomir.blauciak@intel.com, Sanyog Kale , Bard liao , Rander Wang Subject: Re: [alsa-devel] [PATCH 2/4] soundwire: add enumeration_complete structure 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: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On 11/3/19 12:22 AM, Vinod Koul wrote: > On 23-10-19, 16:06, Pierre-Louis Bossart wrote: >> We need an async mechanism to prevent access to Slaves that are not >> fully-enumerated. >> >> init_completion() will be invoked when the Slave becomes UNATTACHED, >> and complete() will be invoked when the state become ATTACHED. Any >> read/write before this status change will be delayed with a >> wait_for_completion(). >> >> Signed-off-by: Pierre-Louis Bossart >> --- >> include/linux/soundwire/sdw.h | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h >> index a381a596212b..1381edfaa206 100644 >> --- a/include/linux/soundwire/sdw.h >> +++ b/include/linux/soundwire/sdw.h >> @@ -565,6 +565,7 @@ struct sdw_slave { >> u16 dev_num; >> bool probed; >> struct completion probe_complete; >> + struct completion enumeration_complete; > > Which series/patch uses this..? [PATCH 00/18] soundwire: code hardening and suspend-resume support _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel