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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 89054C433EF for ; Thu, 25 Nov 2021 16:41:04 +0000 (UTC) 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 0C77918CB; Thu, 25 Nov 2021 17:40:12 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 0C77918CB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1637858462; bh=HFepSg/saujvX6ju4FwtfxkShtW/oKrH9zgYsRrXdcs=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=jiGxcqUR9KHaIjKgWsMQxcahrNGUX8Tg5SAVXwNeiwmMDVjQABXGAe5evWE95kW9l umwQGlC4rOlehXGzzTWjo9kU/HeAb0LcunCKWi/zsx8aJWlweCSRTQ+9EdrvwJCUmI GljtrAsdM3hGabIPee+ksMU8Pn6bqrZDXieJMsug= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 8D43EF80430; Thu, 25 Nov 2021 17:40:11 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B2FE4F8049E; Thu, 25 Nov 2021 17:40:08 +0100 (CET) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 3B630F80302 for ; Thu, 25 Nov 2021 17:40:03 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 3B630F80302 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="s+FD/J55" Received: by mail.kernel.org (Postfix) with ESMTPSA id 7C742610A2; Thu, 25 Nov 2021 16:39:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637858398; bh=HFepSg/saujvX6ju4FwtfxkShtW/oKrH9zgYsRrXdcs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=s+FD/J55f9OixobL9kZxJ/MqDETvoDkgyiJGIXMCTM04hnuyKZNauVrjDvZ0xwUCY qiZ4+EPdzKpmzO3EZNnQFgnZkITjTG2rpk+RRh7MpkLLXtAXopuhymTH8wC/lBDLVc 27Wlo13CXxNxrRmcjV2aEx0gpe5XuWknKbXTcI/kKzsFkxuiYd3z+q0/T+ggsjxPIi G/7MCXu89CSFRKYiTD74EURWxgkc7GHaaJKKuO2PiEKQ0lqyWuhmr7H0wzNUlUCCOT rb+bFzgAKnYgR30ZEL9s5uI3TFJJFhE+vdXl31x3r7bSAqrVajj6/NHe/Ehws/6zL0 6KJz0ClbEsiMQ== Date: Thu, 25 Nov 2021 16:39:53 +0000 From: Mark Brown To: Pierre-Louis Bossart Subject: Re: [PATCH 1/5] ASoC: soc-dai: update snd_soc_dai_delay() to snd_soc_pcm_dai_delay() Message-ID: References: <877dd8y26l.wl-kuninori.morimoto.gx@renesas.com> <875yssy25z.wl-kuninori.morimoto.gx@renesas.com> <2cc78158-e288-e949-594f-0ab939a35942@linux.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="a+KCp9XbWIz00NwG" Content-Disposition: inline In-Reply-To: <2cc78158-e288-e949-594f-0ab939a35942@linux.intel.com> X-Cookie: This bag is recyclable. Cc: Cezary Rojewski , Kuninori Morimoto , Liam Girdwood , Jie Yang , Linux-ALSA , Takashi Iwai , Hans de Goede , Gu Shengxian 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" --a+KCp9XbWIz00NwG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Nov 16, 2021 at 02:43:30PM -0600, Pierre-Louis Bossart wrote: > When the hw_ptr is updated, the avail/delay value are also modified. > see the diagram in > https://www.kernel.org/doc/html/latest/sound/designs/timestamping.html?highlight=pcm%20timestamping > I would think it's more accurate to update the delay information while > dealing with the hw_ptr update, no? Morimoto-san? --a+KCp9XbWIz00NwG Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmGfvFgACgkQJNaLcl1U h9DEbAf/WhAbJadKwrRsn63Z/QxhdptaxHUZd8fJBn0nxAPV4pevKn1jEcWgoUJ+ af4Xpd5jKk132bLezG7UH+kdcLkyShOyCape9VnxrP9APG9luoWwTOrTbt+c+s2M zuRSR5+gDXQXwSY9UvS6TLdKX2qCEzweHqPdSmb1GqGT2LVG4Zi8ICF8Mr0Rpz8u tPzohHB4o8kt0OSiPt6/yH4pGmqcyE2gMZ6uZ9pQaZ/ZmViB9LiIGKHzyXQVRudZ dfI2C7MOl4RaukEcQWNrkjPNJ3GoqIi6EH3sjgVJ8JPqT5V4SZPzfEF+HZi1YXO6 NZoFF+9TcSKvVBkIvWLfZ8CNi/vQpw== =/r6a -----END PGP SIGNATURE----- --a+KCp9XbWIz00NwG--