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Thu, 30 Jul 2020 13:23:57 +0000 From: "Lu, Brent" To: Andy Shevchenko CC: "alsa-devel@alsa-project.org" , "Rojewski, Cezary" , Pierre-Louis Bossart , Liam Girdwood , Jie Yang , Mark Brown , Jaroslav Kysela , "Takashi Iwai" , Kuninori Morimoto , Ranjani Sridharan , "linux-kernel@vger.kernel.org" , Daniel Stuart , Yu-Hsuan Hsu , "Guennadi Liakhovetski" , Kai Vehmanen , Sam McNally , "Damian van Soelen" Subject: RE: [PATCH v2 2/2] ASoC: Intel: Add period size constraint on strago board Thread-Topic: [PATCH v2 2/2] ASoC: Intel: Add period size constraint on strago board Thread-Index: AQHWZkoGGca0TF6PKk6/guLEW+ciXakfzheAgABIxaA= Date: Thu, 30 Jul 2020 13:23:57 +0000 Message-ID: References: <1596096815-32043-1-git-send-email-brent.lu@intel.com> <1596096815-32043-3-git-send-email-brent.lu@intel.com> <20200730084219.GF3703480@smile.fi.intel.com> In-Reply-To: <20200730084219.GF3703480@smile.fi.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-version: 11.2.0.6 dlp-product: dlpe-windows dlp-reaction: no-action authentication-results: linux.intel.com; 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x-ms-exchange-antispam-messagedata: h1CPt9DKWaCmJ5Q/gnCErkLBDhJPKVt6slOMItnyWEDNntUn/GvNeBKVIvl1uMVG4PGynoZT47xofe6DdUBffH9FW3SaRjc4kkI3DtRafvdyJ3Lz8sdFQTZ9OzA9m1zKdWwZdzKGCrkc7mtjXsqvmQQWnsrQ7H0J31JhFb2DGZlna3s3IhFmsIp2bXxUpUdl/HeiX/myo4aqF2eAqbhH/lLXw5RbZ/cyDJKjJxasJzGqpIKpXc+IlbNok40qoFjlypqYuoW907XMUsK2N5ikzsm4nf5Q0IlMmcB+DZTaIdlvlWqRztY99g0pyWeIg3lfAnhY5dIiXls5Ojs5Ko/+T1gLt7AO5KI5glGJVt4gnGYXa+NrPxBXDjR2YigtFDX5tYZrg3TAlToWoxoMU6mL9XP6SOm9y1DrK9it4Cj3ea4gcXEOUi8RCRSjZCo68aet8PyoIVwQKNQcNhl29v/O41W3ScD7LW4rwK5Jd4W0XEY= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR11MB3642.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3aae1587-ebff-4746-ea35-08d8348bd04f X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Jul 2020 13:23:57.2142 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: LC3FknG/E45eGLiAoJsTr1tI1rTmAtkxG4j4uiO0n6uQqNLZsELDVqLOi+6E4EVtnwZModPswI82E2N3scXC9w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB3930 X-OriginatorOrg: intel.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Thu, Jul 30, 2020 at 04:13:35PM +0800, Brent Lu wrote: > > From: Yu-Hsuan Hsu > > > > The CRAS server does not set the period size in hw_param so ALSA will > > calculate a value for period size which is based on the buffer size > > and other parameters. The value may not always be aligned with Atom's > > dsp design so a constraint is added to make sure the board always has > > a good value. > > > > Cyan uses chtmax98090 and others(banon, celes, edgar, kefka...) use > > rt5650. >=20 > Actually one more comment here. > Can you split per machine driver? >=20 It adds constraints on BSW Chromebooks for same purpose. I don't see the benefit to split it. Regards, Brent > > sound/soc/intel/boards/cht_bsw_max98090_ti.c | 14 +++++++++++++- > > sound/soc/intel/boards/cht_bsw_rt5645.c | 14 +++++++++++++- >=20 > -- > With Best Regards, > Andy Shevchenko >=20 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 X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8068EC433DF for ; Thu, 30 Jul 2020 13:25:07 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0E4DF2082E for ; Thu, 30 Jul 2020 13:25:07 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Thu, 30 Jul 2020 13:23:57 +0000 From: "Lu, Brent" To: Andy Shevchenko Subject: RE: [PATCH v2 2/2] ASoC: Intel: Add period size constraint on strago board Thread-Topic: [PATCH v2 2/2] ASoC: Intel: Add period size constraint on strago board Thread-Index: AQHWZkoGGca0TF6PKk6/guLEW+ciXakfzheAgABIxaA= Date: Thu, 30 Jul 2020 13:23:57 +0000 Message-ID: References: <1596096815-32043-1-git-send-email-brent.lu@intel.com> <1596096815-32043-3-git-send-email-brent.lu@intel.com> <20200730084219.GF3703480@smile.fi.intel.com> In-Reply-To: <20200730084219.GF3703480@smile.fi.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-version: 11.2.0.6 dlp-product: dlpe-windows dlp-reaction: no-action authentication-results: linux.intel.com; dkim=none (message not signed) header.d=none;linux.intel.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [114.25.81.97] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 3aae1587-ebff-4746-ea35-08d8348bd04f x-ms-traffictypediagnostic: DM6PR11MB3930: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8273; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR11MB3642.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3aae1587-ebff-4746-ea35-08d8348bd04f X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Jul 2020 13:23:57.2142 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: LC3FknG/E45eGLiAoJsTr1tI1rTmAtkxG4j4uiO0n6uQqNLZsELDVqLOi+6E4EVtnwZModPswI82E2N3scXC9w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB3930 X-OriginatorOrg: intel.com Cc: Guennadi Liakhovetski , "alsa-devel@alsa-project.org" , Kai Vehmanen , Kuninori Morimoto , "linux-kernel@vger.kernel.org" , Takashi Iwai , Jie Yang , "Rojewski, Cezary" , Pierre-Louis Bossart , Liam Girdwood , Sam McNally , Mark Brown , Ranjani Sridharan , Daniel Stuart , Yu-Hsuan Hsu , Damian van Soelen 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 Thu, Jul 30, 2020 at 04:13:35PM +0800, Brent Lu wrote: > > From: Yu-Hsuan Hsu > > > > The CRAS server does not set the period size in hw_param so ALSA will > > calculate a value for period size which is based on the buffer size > > and other parameters. The value may not always be aligned with Atom's > > dsp design so a constraint is added to make sure the board always has > > a good value. > > > > Cyan uses chtmax98090 and others(banon, celes, edgar, kefka...) use > > rt5650. >=20 > Actually one more comment here. > Can you split per machine driver? >=20 It adds constraints on BSW Chromebooks for same purpose. I don't see the benefit to split it. Regards, Brent > > sound/soc/intel/boards/cht_bsw_max98090_ti.c | 14 +++++++++++++- > > sound/soc/intel/boards/cht_bsw_rt5645.c | 14 +++++++++++++- >=20 > -- > With Best Regards, > Andy Shevchenko >=20