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Tue, 25 Feb 2020 16:23:44 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 9ED33F80142; Tue, 25 Feb 2020 16:23:42 +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 8E56CF80090 for ; Tue, 25 Feb 2020 16:23:38 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 8E56CF80090 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Feb 2020 07:23:35 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,484,1574150400"; d="scan'208";a="231485289" Received: from sabhimji-mobl3.amr.corp.intel.com (HELO [10.251.137.190]) ([10.251.137.190]) by fmsmga008.fm.intel.com with ESMTP; 25 Feb 2020 07:23:34 -0800 Subject: Re: [PATCH 00/10] soundwire: bus: fix race conditions, add suspend-resume To: Vinod Koul References: <20200115000844.14695-1-pierre-louis.bossart@linux.intel.com> <20200225102734.GO2618@vkoul-mobl> From: Pierre-Louis Bossart Message-ID: Date: Tue, 25 Feb 2020 09:23:34 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200225102734.GO2618@vkoul-mobl> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit 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, Bard liao , Rander Wang 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" On 2/25/20 4:27 AM, Vinod Koul wrote: > On 14-01-20, 18:08, Pierre-Louis Bossart wrote: >> The existing mainline code for SoundWire does not handle critical race >> conditions, and does not have any support for pm_runtime suspend or >> clock-stop modes needed for e.g. jack detection or external VAD. >> >> As suggested by Vinod, these patches for the bus are shared first - >> with the risk that they are separated from their actual use in Intel >> drivers, so reviewers might wonder why they are needed in the first >> place. >> >> For reference, the complete set of 90+ patches required for SoundWire >> on Intel platforms is available here: >> >> https://github.com/thesofproject/linux/pull/1692 >> >> These patches are not Intel-specific and are likely required for >> e.g. Qualcomm-based implementations. >> >> All the patches in this series were generated during the joint >> Intel-Realtek validation effort on Intel reference designs and >> form-factor devices. The support for the initialization_complete >> signaling is already available in the Realtek codecs drivers merged in >> the ASoC tree (rt700, rt711, rt1308, rt715) > > Applied all, thanks Thanks Vinod, I'll now prepare the update for the transition away from platform devices (minor update needed on the RFC already reviewed by Greg).