Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp5305499ybl; Tue, 14 Jan 2020 06:52:17 -0800 (PST) X-Google-Smtp-Source: APXvYqz3xLIQbfBx6qFNJY2HmnA8cqxngE6kwTO4a7b6sVI4jZlnpsnXHaiAQI+dzFh+/oB6R8I9 X-Received: by 2002:a9d:4c94:: with SMTP id m20mr17697987otf.341.1579013537108; Tue, 14 Jan 2020 06:52:17 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1579013537; cv=none; d=google.com; s=arc-20160816; b=NjR7zvX0Dwm226pf+zWPIyZ3ymGMqD5jrpcg+VXUCgPZ7Nr3RKvlK6osvVGaQWxbGa 327pw84oelI6wdPQs1hpSx407a07TtkoGJL5BJLN0PUedW44gZ6efuvlVgCLrL1aXQBx wbVLMTVJMDZ2FE76zAi217rib1pdWaIwPsP7tB3KWp48/hUMfhuoBNdVWucs2KkyzDDj rnJiv2NmOWyWfRVOYP2qN6s3yASVweDbTM7fxRrwYi19+9FJbSGONtcpEaHs7p5OxlWA 9dJTmZEAtwuaZUbH265MdHOK4pCBgrEm3uTcyh9JEUHQDvHBophC31tTavGl81Jzxjhv lPnQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=6nJUJhhumQt0VjlRrHEVPz0UIG6WR97W9B6Dcn2o5bo=; b=dhUnT77kGkweSSr5k8eBquOvlVgKGr5cqETX5ygFOau/GuDeIfO1JLNeHQv4sDCjLw mM2bu0d2tXRi5lcka+5wwAhEJsg1BoXIrkpY9H0vRkMVmO6KBp164qnp4Yzjv/MSeYiF N6HUsyb35xW9NEpmTIpkFns0nozZ5Po1ffqKjbwTlkG1cBKBUjqcDKYfihH0jc8q6zqN iZ0ijr2c8wIHM/oHrDZcnDAHj8/t9GhuwlLiBx+uOsgvTfgRK4k6pRKRccpXpg28cyPW Efx9Bf7NdgB4Kx9ueWc9mjiikIe1GN2cXILuewdg5rkyKxlht2UvBQX8TeHM5a0RMO0D S26w== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@sirena.org.uk header.s=20170815-heliosphere header.b=amMLuROl; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p16si10780053otr.134.2020.01.14.06.52.04; Tue, 14 Jan 2020 06:52:17 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@sirena.org.uk header.s=20170815-heliosphere header.b=amMLuROl; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729010AbgANOuG (ORCPT + 99 others); Tue, 14 Jan 2020 09:50:06 -0500 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:44982 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728868AbgANOuG (ORCPT ); Tue, 14 Jan 2020 09:50:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=6nJUJhhumQt0VjlRrHEVPz0UIG6WR97W9B6Dcn2o5bo=; b=amMLuROlHT/tLBsR+5kwzWHb7 naLAfg3uDbdvdIcSpnBKTj9lHHnRZCrjQukY2soUdDUpHasEnZRnagbYgTHyiHQlKJeHF//0nrZFK WLr+qr0loLSfVMA5aBNaftPEU3fCh1PvgjHcwFkbtPPYOHhak//E+0XGT2DyOyHtjc3GM=; Received: from fw-tnat-cam7.arm.com ([217.140.106.55] helo=fitzroy.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1irNVp-0008Pd-SH; Tue, 14 Jan 2020 14:49:45 +0000 Received: by fitzroy.sirena.org.uk (Postfix, from userid 1000) id 32656D01965; Tue, 14 Jan 2020 14:49:45 +0000 (GMT) Date: Tue, 14 Jan 2020 14:49:45 +0000 From: Mark Brown To: Takashi Iwai Cc: jeff_chang , Jeff Chang , "lgirdwood@gmail.com" , "perex@perex.cz" , "tiwai@suse.com" , "matthias.bgg@gmail.com" , "alsa-devel@alsa-project.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v6] ASoC: Add MediaTek MT6660 Speaker Amp Driver Message-ID: <20200114144945.GU3897@sirena.org.uk> References: <1578968526-13191-1-git-send-email-richtek.jeff.chang@gmail.com> <36357249c6ed4a989cd11535fdefef6e@ex1.rt.l> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="/7+LvQqw8N5lf/3J" Content-Disposition: inline In-Reply-To: X-Cookie: Programming is an unnatural act. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --/7+LvQqw8N5lf/3J Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Jan 14, 2020 at 11:12:53AM +0100, Takashi Iwai wrote: > So, for the codec, it doesn't matter at all about the signedness and > the alingment of 32bit / 24bit of the incoming signals, but magically > handled as is? Interesting... On the playback side CODECs sometimes don't care that much, they clock data in and if it stops early they just go on to the next sample with the width being used to configure filters or something. The signedness is a bit more surprising I have to say :/ --/7+LvQqw8N5lf/3J Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl4d1PgACgkQJNaLcl1U h9D7qgf+KdBUSPJ38rdTjpyt2K7lYvMyXL5+ZUVws3WSh8Mf6NKFkc2TRAtLJLMm cqQxLWHy6m4R7X+tZtn2iwoi5f+RDi8uYHOcvSfU9qoI5KQeCgHQjXwaU6tnx7fx UeeJ0kwtqgsO3xcGpn6DUjoujSvxI9dyr83h0MS3EhX216xvzEDBgF/ujsbnYfCj ukYd9ZB/jD9aFtelkTHgJh6zeKPkcLTLhBB+/i3AalSM+yBR2eLgXkVUGBB7pPMD k4LL/2R2f91ziU7J/6NgZuO+X6RzXAmYNDs2nH28v9sQotj1KTXXFl3/t5L42zm7 3XPg4S+5Q5SefOGfY4kvylDWjank2A== =ff88 -----END PGP SIGNATURE----- --/7+LvQqw8N5lf/3J--