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 8DF12C433EF for ; Thu, 16 Dec 2021 15:17:03 +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 C59EB1F5A; Thu, 16 Dec 2021 16:16:11 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz C59EB1F5A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1639667821; bh=7Czf00YTtYaiAdQR9r6e/NgMtQEV4sdUKGt6kBwHHZw=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=dDpI/4GZnhY7qd6IW/47o78FYNOMm8/b8MVhR/fCdXUefyTNtTiLpNvw4xmL+eXcw +81z1rH3RqoeSuPbAfg1F4Slcn/tMfQRd97YELjouUidAtkhiXrpb8FzYZ+a0LPyfj huyP1pFWsxSrcrbraC2c09XGttuZPlfumbdSkCzs= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id D2406F8016E; Thu, 16 Dec 2021 16:15:50 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 20D3BF8025D; Thu, 16 Dec 2021 16:15:50 +0100 (CET) Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 2D0B6F800B0 for ; Thu, 16 Dec 2021 16:15:42 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 2D0B6F800B0 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="K02jPVe6" Received: by mail-wr1-x433.google.com with SMTP id u17so44835649wrt.3 for ; Thu, 16 Dec 2021 07:15:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=K02jPVe6FfJPLsLfOx6aLSp6p2GvtVyyz7N6wDtzqIwXsRCI4cTDLOe3AKp/5WWZ9g sa+qFEoZ3X2OCvjCH4yFnmUGwx5VQOjbev+QAKRnZUMDQcVfYWE2/yLAzske3Jr4Id5A SKidD2w+NPbkRjjo7K2D+Bx8A9tJl/jFxUABwzf/HbgUSInjC40geoKXb4UmyeJrkJMT 97XSUhRI2rjVTebRnT6+dh5GvtcMvepH3YeRMrGljKYUG9YXfTRfIX0NHDA6F/4XJvEi hblnDIJzfcFP9Gssy37L4EB/WzIcSXrDZWLJ3iTgUAUDsEgCKhJfnOh8wHEsuIn3WDkX /kHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=XXarHSYdYFa7IEdzv1xZSiglHbkgKZb62lf9yXO+h6KqnZ47soiCL8E7X1nEHP0n03 kiuqGyE2DSKuXVEHtoZo7wvbo4+PBaJixjlyNAVD8MW2156FzUIHen8r/Ms2srNczD4C ytqZ2/ZUK/j3CWDApKSTH5bMzl9X+9j0m3FC5DEnSQia9elm5NMFuo5IEhAHfnCkWP6x LEHgO5C+hPwMU4VvNQthvKAc8TowoSE+Pj1nuXBgQ4QMSo4woYJK8WLpQVWhKnyvHw16 GtwlfaWqyou1LyYfKfpYQVwZlCn+qqUZ4H12HjAbG/cNcnqSQPujRw3OcAN8g6h6MifV bIsw== X-Gm-Message-State: AOAM531GM1Pko/0tHhp2vdDQA0ZJeTa4PoS8VtaUlG8WzLZqzGuLX7Q2 U3dYEkO7sKN6llvutEqRn5c= X-Google-Smtp-Source: ABdhPJxIjZcHYAgIzHJzFSWBtF2xpwNn98/7KzUbICH6lYJeYtkqC0HoC7Z9nFPbaR5XJD+omsmD6Q== X-Received: by 2002:a05:6000:18a8:: with SMTP id b8mr9330098wri.166.1639667736757; Thu, 16 Dec 2021 07:15:36 -0800 (PST) Received: from orome ([193.209.96.43]) by smtp.gmail.com with ESMTPSA id n8sm3760461wri.47.2021.12.16.07.15.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Dec 2021 07:15:34 -0800 (PST) Date: Thu, 16 Dec 2021 16:15:30 +0100 From: Thierry Reding To: Dmitry Osipenko Subject: Re: [PATCH v4 05/22] ASoC: tegra20: spdif: Set FIFO trigger level Message-ID: References: <20211204143725.31646-1-digetx@gmail.com> <20211204143725.31646-6-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2AOAozvC3BJfdqc4" Content-Disposition: inline In-Reply-To: <20211204143725.31646-6-digetx@gmail.com> User-Agent: Mutt/2.1.3 (987dde4c) (2021-09-10) Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Arnd Bergmann , linux-kernel@vger.kernel.org, Takashi Iwai , Liam Girdwood , Rob Herring , Mark Brown , dri-devel@lists.freedesktop.org, Agneli , linux-tegra@vger.kernel.org, Jonathan Hunter 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" --2AOAozvC3BJfdqc4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 04, 2021 at 05:37:08PM +0300, Dmitry Osipenko wrote: > FIFO trigger level must be not less than the size of DMA burst, otherwise "must be bigger than or equal to"? > audio will be played x4 faster that it should be because part of the DMA "faster than" > data will be dropped on FIFO input buffer overflow. >=20 > Signed-off-by: Dmitry Osipenko > --- > sound/soc/tegra/tegra20_spdif.c | 8 ++++++++ > 1 file changed, 8 insertions(+) Makes sense: Acked-by: Thierry Reding --2AOAozvC3BJfdqc4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmG7WBAACgkQ3SOs138+ s6ESDA/8DbIeZESt+My1mOIlSYpY4fVQpZkFchjl7VTpEtVebjXYgEHv4vGjmjY/ OGd6DleF7MQc8GDZXXpTUgHXu6N3wR07FAPLv+2hwOy+ikYbSkvEcPRouU9bqXPP q0YaU7Uk4Rap6tXZt5Hftj4s1bCaDY7IpLx+24RMJT2s8OJtgSnlqe1YOAiXyEBk UZxAJztbek7OXcellOsfMj0ZctB68jS7cOt2/hQ/0W+q6hkwksORs2XbD69wDDsR ffq4z7CoZhxtZe9dxxphzXb8UaRr+40QmIRmtGFXS986geXAybN37lh7WZvC+Q4E FmQFh1xIdUqbGYdJfOCCsUnxdG1Fcp0+vuiJbRfWWgrKPQYvbSz1pyMyOFTgFxXH GcBz20DGnj2X86pvObeTVeLJqz3s9joZwbzhTTgL6osmUp3urxyl7A4jhKVK6vYZ lvUTBjpp9N7kKQ4HvKy3lc/mj3dt84Gn+Zxna1nw6MLlvwPp/81aUBq82sqISfiv iX87GcjYWzna2P61nKCX0GvLDs3NIbvPPQeBJ+TCYYhnVuNphbgFNa7Br1eJH3PD I7xZBuSgcMLy4LPatILEZHWk2fYrrX3Oa6kK4XbBiM+Cuux5orZ4VtDtWUtTxEX/ dT2QwTi4s7PLXBGNYeA55d1mVvcKhIMicExH/ZQam5cdA+zHQYw= =Wn5s -----END PGP SIGNATURE----- --2AOAozvC3BJfdqc4-- 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91F9DC433F5 for ; Thu, 16 Dec 2021 15:15:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238375AbhLPPPj (ORCPT ); Thu, 16 Dec 2021 10:15:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238380AbhLPPPi (ORCPT ); Thu, 16 Dec 2021 10:15:38 -0500 Received: from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com [IPv6:2a00:1450:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 41C54C061574; Thu, 16 Dec 2021 07:15:38 -0800 (PST) Received: by mail-wr1-x42d.google.com with SMTP id v11so44763382wrw.10; Thu, 16 Dec 2021 07:15:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=K02jPVe6FfJPLsLfOx6aLSp6p2GvtVyyz7N6wDtzqIwXsRCI4cTDLOe3AKp/5WWZ9g sa+qFEoZ3X2OCvjCH4yFnmUGwx5VQOjbev+QAKRnZUMDQcVfYWE2/yLAzske3Jr4Id5A SKidD2w+NPbkRjjo7K2D+Bx8A9tJl/jFxUABwzf/HbgUSInjC40geoKXb4UmyeJrkJMT 97XSUhRI2rjVTebRnT6+dh5GvtcMvepH3YeRMrGljKYUG9YXfTRfIX0NHDA6F/4XJvEi hblnDIJzfcFP9Gssy37L4EB/WzIcSXrDZWLJ3iTgUAUDsEgCKhJfnOh8wHEsuIn3WDkX /kHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=f3mAlLo3y9X+aW70gpySejWO+2H6fyDi8Xi8KKD00Fi+FlXnm1PVStc8pUNZf+mJog VaZagohinv6m9cm4NSjwGJGFXHgZy2uu5wipnvIl06TLN8y/l2NEIYd3v2Q8fyVOhsj5 gErEKT2q6iRufVm9TtdAM6bBPrXAJXwJ7mRG5yyhFVcW3oxOPzPYs0mrXxcIBghVwsaP 2gX0mblk+dJX0nyYlamaRxNTiMINWNuIbvqrX2nX54aF8aFvS9QMpeAKbDjfBNpdYhLx UWh0NWYWy3Fqr4RE3CCQwOaEhfbLPLLIs6u6GbFMLFqh+Kfk63jbzuA4eIjq+v9sozK8 7epQ== X-Gm-Message-State: AOAM53224QXYaV1rnJZYxF7xv4DS231oqkomFlPGfNwkz7EQ/rkziXqr b8f2fR/N2s/NaximHI7HGbE= X-Google-Smtp-Source: ABdhPJxIjZcHYAgIzHJzFSWBtF2xpwNn98/7KzUbICH6lYJeYtkqC0HoC7Z9nFPbaR5XJD+omsmD6Q== X-Received: by 2002:a05:6000:18a8:: with SMTP id b8mr9330098wri.166.1639667736757; Thu, 16 Dec 2021 07:15:36 -0800 (PST) Received: from orome ([193.209.96.43]) by smtp.gmail.com with ESMTPSA id n8sm3760461wri.47.2021.12.16.07.15.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Dec 2021 07:15:34 -0800 (PST) Date: Thu, 16 Dec 2021 16:15:30 +0100 From: Thierry Reding To: Dmitry Osipenko Cc: Jonathan Hunter , Mark Brown , Takashi Iwai , Jaroslav Kysela , Liam Girdwood , Agneli , linux-tegra@vger.kernel.org, Arnd Bergmann , Rob Herring , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v4 05/22] ASoC: tegra20: spdif: Set FIFO trigger level Message-ID: References: <20211204143725.31646-1-digetx@gmail.com> <20211204143725.31646-6-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2AOAozvC3BJfdqc4" Content-Disposition: inline In-Reply-To: <20211204143725.31646-6-digetx@gmail.com> User-Agent: Mutt/2.1.3 (987dde4c) (2021-09-10) Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org --2AOAozvC3BJfdqc4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 04, 2021 at 05:37:08PM +0300, Dmitry Osipenko wrote: > FIFO trigger level must be not less than the size of DMA burst, otherwise "must be bigger than or equal to"? > audio will be played x4 faster that it should be because part of the DMA "faster than" > data will be dropped on FIFO input buffer overflow. >=20 > Signed-off-by: Dmitry Osipenko > --- > sound/soc/tegra/tegra20_spdif.c | 8 ++++++++ > 1 file changed, 8 insertions(+) Makes sense: Acked-by: Thierry Reding --2AOAozvC3BJfdqc4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmG7WBAACgkQ3SOs138+ s6ESDA/8DbIeZESt+My1mOIlSYpY4fVQpZkFchjl7VTpEtVebjXYgEHv4vGjmjY/ OGd6DleF7MQc8GDZXXpTUgHXu6N3wR07FAPLv+2hwOy+ikYbSkvEcPRouU9bqXPP q0YaU7Uk4Rap6tXZt5Hftj4s1bCaDY7IpLx+24RMJT2s8OJtgSnlqe1YOAiXyEBk UZxAJztbek7OXcellOsfMj0ZctB68jS7cOt2/hQ/0W+q6hkwksORs2XbD69wDDsR ffq4z7CoZhxtZe9dxxphzXb8UaRr+40QmIRmtGFXS986geXAybN37lh7WZvC+Q4E FmQFh1xIdUqbGYdJfOCCsUnxdG1Fcp0+vuiJbRfWWgrKPQYvbSz1pyMyOFTgFxXH GcBz20DGnj2X86pvObeTVeLJqz3s9joZwbzhTTgL6osmUp3urxyl7A4jhKVK6vYZ lvUTBjpp9N7kKQ4HvKy3lc/mj3dt84Gn+Zxna1nw6MLlvwPp/81aUBq82sqISfiv iX87GcjYWzna2P61nKCX0GvLDs3NIbvPPQeBJ+TCYYhnVuNphbgFNa7Br1eJH3PD I7xZBuSgcMLy4LPatILEZHWk2fYrrX3Oa6kK4XbBiM+Cuux5orZ4VtDtWUtTxEX/ dT2QwTi4s7PLXBGNYeA55d1mVvcKhIMicExH/ZQam5cdA+zHQYw= =Wn5s -----END PGP SIGNATURE----- --2AOAozvC3BJfdqc4-- 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 DBBFAC433EF for ; Thu, 16 Dec 2021 15:15:39 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 00B8710ED68; Thu, 16 Dec 2021 15:15:39 +0000 (UTC) Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4478D10ED68 for ; Thu, 16 Dec 2021 15:15:38 +0000 (UTC) Received: by mail-wr1-x433.google.com with SMTP id q16so4006569wrg.7 for ; Thu, 16 Dec 2021 07:15:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=K02jPVe6FfJPLsLfOx6aLSp6p2GvtVyyz7N6wDtzqIwXsRCI4cTDLOe3AKp/5WWZ9g sa+qFEoZ3X2OCvjCH4yFnmUGwx5VQOjbev+QAKRnZUMDQcVfYWE2/yLAzske3Jr4Id5A SKidD2w+NPbkRjjo7K2D+Bx8A9tJl/jFxUABwzf/HbgUSInjC40geoKXb4UmyeJrkJMT 97XSUhRI2rjVTebRnT6+dh5GvtcMvepH3YeRMrGljKYUG9YXfTRfIX0NHDA6F/4XJvEi hblnDIJzfcFP9Gssy37L4EB/WzIcSXrDZWLJ3iTgUAUDsEgCKhJfnOh8wHEsuIn3WDkX /kHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=7wfg2/f35dLEMNUi0braWFcvM9LG6JIBQ4wa0N2N+9Q=; b=P+Whnym7LqFf8xb0kmbtNzAdeaWe9RqYeTIBuaqV32EfUf0GT0/XmTEW4dCGXF5/eN /4KDYEYqHwx0AQi0d+QjIHNKesHaibKnNdMjoj5c0bdB/dTH22IahVLNu0mfZshaBpln nrOXUAPrcR3rVwRLh3lPJc8M01hbI9TZapbM0Kx6ba4QwVFMqXzlpGzk2yVvtClOq+c8 DQUVgLpTbpsb9Gj5lI6jN9CC0ycctRJa4VZtTTz3LG5tj1vUPuoKutM3tKqTSd2N0lxN KgGCDU7V07RBvM/fpwCNYxLfGoRGNyBn/e1cOfjKb9C8CpnZtpByZJilk14Z7t/BOBZI /MIw== X-Gm-Message-State: AOAM532GzrclY3ekDXJDVXBuAzWh/s1RscxpfFGNWUY6ElIFoKH+0Yj7 WW0uofkOEDzuii+vEifbRjE= X-Google-Smtp-Source: ABdhPJxIjZcHYAgIzHJzFSWBtF2xpwNn98/7KzUbICH6lYJeYtkqC0HoC7Z9nFPbaR5XJD+omsmD6Q== X-Received: by 2002:a05:6000:18a8:: with SMTP id b8mr9330098wri.166.1639667736757; Thu, 16 Dec 2021 07:15:36 -0800 (PST) Received: from orome ([193.209.96.43]) by smtp.gmail.com with ESMTPSA id n8sm3760461wri.47.2021.12.16.07.15.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Dec 2021 07:15:34 -0800 (PST) Date: Thu, 16 Dec 2021 16:15:30 +0100 From: Thierry Reding To: Dmitry Osipenko Subject: Re: [PATCH v4 05/22] ASoC: tegra20: spdif: Set FIFO trigger level Message-ID: References: <20211204143725.31646-1-digetx@gmail.com> <20211204143725.31646-6-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2AOAozvC3BJfdqc4" Content-Disposition: inline In-Reply-To: <20211204143725.31646-6-digetx@gmail.com> User-Agent: Mutt/2.1.3 (987dde4c) (2021-09-10) X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Arnd Bergmann , linux-kernel@vger.kernel.org, Takashi Iwai , Liam Girdwood , Rob Herring , Jaroslav Kysela , Mark Brown , dri-devel@lists.freedesktop.org, Agneli , linux-tegra@vger.kernel.org, Jonathan Hunter Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --2AOAozvC3BJfdqc4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 04, 2021 at 05:37:08PM +0300, Dmitry Osipenko wrote: > FIFO trigger level must be not less than the size of DMA burst, otherwise "must be bigger than or equal to"? > audio will be played x4 faster that it should be because part of the DMA "faster than" > data will be dropped on FIFO input buffer overflow. >=20 > Signed-off-by: Dmitry Osipenko > --- > sound/soc/tegra/tegra20_spdif.c | 8 ++++++++ > 1 file changed, 8 insertions(+) Makes sense: Acked-by: Thierry Reding --2AOAozvC3BJfdqc4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmG7WBAACgkQ3SOs138+ s6ESDA/8DbIeZESt+My1mOIlSYpY4fVQpZkFchjl7VTpEtVebjXYgEHv4vGjmjY/ OGd6DleF7MQc8GDZXXpTUgHXu6N3wR07FAPLv+2hwOy+ikYbSkvEcPRouU9bqXPP q0YaU7Uk4Rap6tXZt5Hftj4s1bCaDY7IpLx+24RMJT2s8OJtgSnlqe1YOAiXyEBk UZxAJztbek7OXcellOsfMj0ZctB68jS7cOt2/hQ/0W+q6hkwksORs2XbD69wDDsR ffq4z7CoZhxtZe9dxxphzXb8UaRr+40QmIRmtGFXS986geXAybN37lh7WZvC+Q4E FmQFh1xIdUqbGYdJfOCCsUnxdG1Fcp0+vuiJbRfWWgrKPQYvbSz1pyMyOFTgFxXH GcBz20DGnj2X86pvObeTVeLJqz3s9joZwbzhTTgL6osmUp3urxyl7A4jhKVK6vYZ lvUTBjpp9N7kKQ4HvKy3lc/mj3dt84Gn+Zxna1nw6MLlvwPp/81aUBq82sqISfiv iX87GcjYWzna2P61nKCX0GvLDs3NIbvPPQeBJ+TCYYhnVuNphbgFNa7Br1eJH3PD I7xZBuSgcMLy4LPatILEZHWk2fYrrX3Oa6kK4XbBiM+Cuux5orZ4VtDtWUtTxEX/ dT2QwTi4s7PLXBGNYeA55d1mVvcKhIMicExH/ZQam5cdA+zHQYw= =Wn5s -----END PGP SIGNATURE----- --2AOAozvC3BJfdqc4--