From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [217.70.183.196]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 87CA425777; Fri, 29 Mar 2024 13:24:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.196 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711718653; cv=none; b=J9sSjPE/PIWueRrf3mc0Gz+doWHXM23cwayy/7d7ofclr+k6fYRInM6THrGQq7UDfE1Z0zaJrE9flVcLU1KcVxY77kramIb1cmwm4v0erc/MrJM97rfZ+8goNCRYtUWDMKCArHFQT+Ay3/mJVdmXWFQegfT8KHUHuVFPDWpLv38= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711718653; c=relaxed/simple; bh=v8mIn4wI6Nk8yWeAoiTyvSclm6AdbmqShOByjQ1EiZc=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=FG/cnH8YZZ1I2yrbos280NLbVVeD+xqcLXGlfKGVSEos1i/dqAuIdY8SYO7NzFSwgabwrXi9lgtMXRCDvn6hxLUyTpz5EGbQVENJNgUrewl7pJzOnBHD8Ks7k2DFCP6b6OdLup0ouQUP6D4B+mgyTBbtkuIOqflgds38If3mjB0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=N8cvRHyP; arc=none smtp.client-ip=217.70.183.196 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="N8cvRHyP" Received: by mail.gandi.net (Postfix) with ESMTPSA id DFE1FE0008; Fri, 29 Mar 2024 13:24:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1711718648; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Z8zwe634gu5wQNCVCxvtpKe0aX4n7o17eGhcQXcT/N4=; b=N8cvRHyPJgw5j5LKkih7d26o4xz2NIuPQNXKFj8uupd470/nXWH0scfZaHHEl3j9CKrBex Pbskzy//s8gOQPW0Q9RyQ6c6e6pf+5HxiHLme7pdkxLnOW5BEkSDlSNai8dTMispVpfws/ hLchxIIMJdRL9lZzAYWvm3+M0LJCFePBNb3hgl4yEe6YKKbSw+vwZuovy5Yywy4bpJw4mb KIdJHjIhBxrWkPrLV2Q9PnSYK7cgJP063BauaJRtBMkA4rsytPkNKxJG5OQUu7EsZeBmQ5 XyV61Cs61Per8cmpSkvlDdInL17uL9nbTK8mu1ED+Jqje3CvdwTG/6T7JXVqIA== Message-ID: <106a9957-cf7f-4789-8edc-fdc641cd854a@bootlin.com> Date: Fri, 29 Mar 2024 14:24:07 +0100 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 13/13] ASoC: ti: davinci-i2s: Opitonally drive DX pin during capture streams From: Bastien Curutchet To: =?UTF-8?Q?P=C3=A9ter_Ujfalusi?= , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jaroslav Kysela , Takashi Iwai Cc: linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Thomas Petazzoni , herve.codina@bootlin.com, christophercordahi@nanometrics.ca References: <20240315112745.63230-1-bastien.curutchet@bootlin.com> <20240315112745.63230-14-bastien.curutchet@bootlin.com> <00182d1d-ef29-457f-9e3e-6e9b57592118@gmail.com> <0bb26153-8bcb-475f-8892-5eb925fec538@bootlin.com> <7925bbe5-17e8-42cb-a5f0-4f3e06810a90@gmail.com> <5467add6-0099-4e54-a4f7-12aa149d03c7@bootlin.com> <16e6cded-33c1-408c-9bfc-b0b9a8da4cbf@bootlin.com> Content-Language: en-US In-Reply-To: <16e6cded-33c1-408c-9bfc-b0b9a8da4cbf@bootlin.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-GND-Sasl: bastien.curutchet@bootlin.com Hi Péter, >> Can you use aplay /dev/zero and a DT property to select T1 framing for >> the playback? Or that would be too coarse for timing the start of >> playback and capture? >> > > That's a good idea, thank you. I'll try this and come back to you. > > I tried it and it works fine, thank you. We still need to run some performance tests before fully adopting it but anyway I'll send a new iteration of the patch series that drops the drive-dx part and just keeps a DT property to select T1 framing. Best regards, Bastien