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charset="Windows-1252" Content-ID: <3E195096F60E444489B1252D6DABFCF2@namprd11.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BYAPR11MB3254.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b438f0d8-865a-4290-1a2f-08d900fe91f4 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Apr 2021 17:39:21.8853 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Q1Us7wAeeHkehOz24i2N9ctbehi1GMSaGEqCPU+XqiHOf3Tn8Aop83BAJLkkURrHSFdtTBxLhS0jTOwRBLuYtc/HQvbKMR5zl9i2cz1Wmug= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB3607 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16.04.2021 19:31, Mark Brown wrote: > On Fri, Apr 16, 2021 at 04:03:05PM +0000, Codrin.Ciubotariu@microchip.com= wrote: >=20 >> Thank you for the links! So basically the machine driver disappears and >> all the components will be visible in user-space. >=20 > Not entirely - you still need something to say how they're wired > together but it'll be a *lot* simpler for anything that currently used > DPCM. Right, device-tree/acpi wiring is not enough... >=20 >> If there is a list with the 'steps' or tasks to achieve this? I can try >> to pitch in. >=20 > Not really written down that I can think of. I think the next steps > that I can think of right now are unfortunately bigger and harder ones, > mainly working out a way to represent digital configuration as a graph > that can be attached to/run in parallel with DAPM other people might > have some better ideas though. Sorry, I appreciate that this isn't > super helpful :/ >=20 I think I have good picture, a more robust card->dai_link, not with just=20 FEs and BEs ... I will try to monitor the alsa list more, see what other=20 people are working on. Thank you for your time! 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Fri, 16 Apr 2021 17:39:22 +0000 From: To: Subject: Re: [RFC PATCH 0/3] Separate BE DAI HW constraints from FE ones Thread-Topic: [RFC PATCH 0/3] Separate BE DAI HW constraints from FE ones Thread-Index: AQHXH9nLKm9Vc1LsR0iPwMHUtMwvV6qRfMkAgAAiRQCAIp5ogIABqJCAgAAKsYCAAAhcAIABezGAgAAH8oCAABL0gA== Date: Fri, 16 Apr 2021 17:39:21 +0000 Message-ID: References: <20210323114327.3969072-1-codrin.ciubotariu@microchip.com> <5e1fb981-48c1-7d5a-79a6-ba54bac26165@microchip.com> <4f401536-5a66-0d65-30cb-7ecf6b235539@microchip.com> <20210415161743.GH5514@sirena.org.uk> <1aff49d4-5691-67cb-3fe7-979d476f1edb@microchip.com> <20210415172554.GI5514@sirena.org.uk> <20210416163131.GI5560@sirena.org.uk> In-Reply-To: <20210416163131.GI5560@sirena.org.uk> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 authentication-results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; 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charset="Windows-1252" Content-ID: <3E195096F60E444489B1252D6DABFCF2@namprd11.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BYAPR11MB3254.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b438f0d8-865a-4290-1a2f-08d900fe91f4 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Apr 2021 17:39:21.8853 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Q1Us7wAeeHkehOz24i2N9ctbehi1GMSaGEqCPU+XqiHOf3Tn8Aop83BAJLkkURrHSFdtTBxLhS0jTOwRBLuYtc/HQvbKMR5zl9i2cz1Wmug= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB3607 Cc: alsa-devel@alsa-project.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, tiwai@suse.com, gustavoars@kernel.org, mirq-linux@rere.qmqm.pl 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 16.04.2021 19:31, Mark Brown wrote: > On Fri, Apr 16, 2021 at 04:03:05PM +0000, Codrin.Ciubotariu@microchip.com= wrote: >=20 >> Thank you for the links! So basically the machine driver disappears and >> all the components will be visible in user-space. >=20 > Not entirely - you still need something to say how they're wired > together but it'll be a *lot* simpler for anything that currently used > DPCM. Right, device-tree/acpi wiring is not enough... >=20 >> If there is a list with the 'steps' or tasks to achieve this? I can try >> to pitch in. >=20 > Not really written down that I can think of. I think the next steps > that I can think of right now are unfortunately bigger and harder ones, > mainly working out a way to represent digital configuration as a graph > that can be attached to/run in parallel with DAPM other people might > have some better ideas though. Sorry, I appreciate that this isn't > super helpful :/ >=20 I think I have good picture, a more robust card->dai_link, not with just=20 FEs and BEs ... I will try to monitor the alsa list more, see what other=20 people are working on. Thank you for your time! Best regards, Codrin