From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753254Ab3LJLPc (ORCPT ); Tue, 10 Dec 2013 06:15:32 -0500 Received: from cassiel.sirena.org.uk ([80.68.93.111]:55489 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751874Ab3LJLPa (ORCPT ); Tue, 10 Dec 2013 06:15:30 -0500 Date: Tue, 10 Dec 2013 11:15:05 +0000 From: Mark Brown To: Nicolin Chen Cc: Nicolin Chen , lgirdwood@gmail.com, alsa-devel@alsa-project.org, tiwai@suse.de, perex@perex.cz, linux-kernel@vger.kernel.org Message-ID: <20131210111505.GE29268@sirena.org.uk> References: <105d07ac1a77bf99872d75608c97b3342079bfb7.1386344000.git.b42378@freescale.com> <20131209175640.GL29268@sirena.org.uk> <20131210051740.GA10655@MrMyself> <20131210102523.GB12042@MrMyself> <20131210104745.GC29268@sirena.org.uk> <20131210105135.GC12042@MrMyself> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="I9vJvZLOUpy8mCjG" Content-Disposition: inline In-Reply-To: <20131210105135.GC12042@MrMyself> X-Cookie: It's clever, but is it art? User-Agent: Mutt/1.5.21 (2010-09-15) X-SA-Exim-Connect-IP: 94.175.92.69 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: [PATCH v2 2/2] ASoC: fsl: imx-wm8962: Grant hw_params/free() permission to control FLL X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:57:07 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --I9vJvZLOUpy8mCjG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Dec 10, 2013 at 06:51:36PM +0800, Nicolin Chen wrote: > On Tue, Dec 10, 2013 at 10:47:45AM +0000, Mark Brown wrote: > > For this sort of question you should follow the DAPM graph... the > > headphone and speaker mixers have IN4 and MIXIN as inputs for analogue > > bypass and the STL and STR paths provide digital sidetones through the > > ADC and DAC. > So I could test it merely by using 'amixer cset' to enable those switches > without doing anything to power WM8962 up as long as my operation follows > the DAPM graph so that the DPAM would automatically turn on the regulator > for me? Yes, as soon as you have a complete path from an active input to an active output the path should get powered up. --I9vJvZLOUpy8mCjG Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJSpve2AAoJELSic+t+oim9wRkP/3nGtH11Vu7mPD5WiGzUxZw7 DojbN7+pImi9XwvnhPO7IipCRIGF6wRY3DVfeqV/sMxqb6zFSYYFm0+aX/kvsbQK rAss9vd+umLfGDDDCjoc//sO3/DfakfxGtLWUgEj0TLvGpQ7olRnbraXGS7jIPRA wq1oKlQcqaWw/snyVrETZWoD5bSRpWoDfkDjyJaepWgZYRxj8mHthxqRS7Rc5aGq 3Kd0T5hj3Cahk3xgsWaBydrjI40hzNu++K718yiYtpicmo+8LZJeJS9oXBs7DUPf kdfpfgh9abb0pUJ8y/SaabMOYEPQJHT6ovZKUT8O+zihw67ZgyE2hkvnv9b5cjvZ aA9L3MJJRvehOHiLQQ/XNFex6eUzZdguIRXLUCFTSZtt6dS0FdCnNso3cVzJ7zH6 sRROo0Jrhr44Bk2e4FXEea6g5dK2SfjjbELNZ/0HzwdZOfvN+lIvqrO6BCosz/95 lPUeiSTi6ijKE+Hi1FlcDWZzV/BGi8s5Mi8H7rW1hVhhrxNCXAlxLigxxLkSZ/I2 1zxEFR6yLa0KunjAxIPdKaefdGbzQ3co6VAf9Nww2FYffCmN0iZTwo1Y33rpBiA1 Mf0yAqceU3ss+og6t5LeKWRIHREbkhfFVOWk6vjGdERwySH9fBHUDkQ0Ab3hF/3R qPcYvhyLDTWTEUsb/Zmb =SXDO -----END PGP SIGNATURE----- --I9vJvZLOUpy8mCjG--