From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH] ASoC: mediatek: Add second I2S on mt8173-rt5650 machine driver Date: Wed, 6 Apr 2016 10:17:50 -0700 Message-ID: <20160406171750.GR1924@sirena.org.uk> References: <1458877325-33980-1-git-send-email-pc.liao@mediatek.com> <20160328191115.GE2350@sirena.org.uk> <1459258103.3747.7.camel@mtksdaap41> <20160329160703.GN2350@sirena.org.uk> <1459479052.24414.3.camel@mtksdaap41> <20160402170404.GG2350@sirena.org.uk> <1459951105.28748.12.camel@mtksdaap41> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0170839267829057710==" Return-path: In-Reply-To: <1459951105.28748.12.camel@mtksdaap41> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: PC Liao Cc: "alsa-devel@alsa-project.org" , srv_heupstream , "tiwai@suse.de" , "s.hauer@pengutronix.de" , "linux-kernel@vger.kernel.org" , Koro Chen =?utf-8?B?KOmZs+aAnee/sCk=?= , "linux-mediatek@lists.infradead.org" , "linux-arm-kernel@lists.infradead.org" List-Id: linux-mediatek@lists.infradead.org --===============0170839267829057710== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="A7FgPGrDEcSmmdo/" Content-Disposition: inline --A7FgPGrDEcSmmdo/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Apr 06, 2016 at 09:58:25PM +0800, PC Liao wrote: > On Sun, 2016-04-03 at 01:04 +0800, Mark Brown wrote: > > Any driver that can identify an individual DAI within a device by using > > sound-dai references, even simple-card does this. > Thanks for suggestion. > This machine driver is based on DPCM. > Should I add BE DAI and use DAPM, then using ucm-config(mixer control) > to control the path? > Or, do I think the wrong direction? > Thanks! It sounds like the configuration is fixed in these systems and can't be usefully varied at runtime? If that's the case then there's no need for a userspace control. --A7FgPGrDEcSmmdo/ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJXBUS9AAoJECTWi3JdVIfQdMkH/3qAMy7SCagHopGhdG+LP6j/ UjTRE/Vds/kW2oyX6QXf7gAbxKFksxeKtoQlV0YmSV1mSK1JjeEr7oexK4aEw1Fe 1TMS0QvuFrpOr1KM5RHrGNXWRvv1jfJ+VvQ9+vondOU7uautK3kj4OAUKRF0Aiz2 hipszhnnZq6/Ry+ybJw+ZEqW5qTMVzxkUiHrVH5y8atGO7eyV4D1eCvSrmlJalr7 fYngsEByXu2me5JVT5sIwAmDBDXAWax31cnfDy1IeivzqHvKpV/E1CboDbJchVoP XfTn+/luDzBBoY9AfLO97iJlPh0rEOVkfhcYBq6Ngxho3wuUOUWESlppVk+934Y= =2tQn -----END PGP SIGNATURE----- --A7FgPGrDEcSmmdo/-- --===============0170839267829057710== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============0170839267829057710==--