Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932190Ab3GWMkt (ORCPT ); Tue, 23 Jul 2013 08:40:49 -0400 Received: from cassiel.sirena.org.uk ([80.68.93.111]:42794 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752760Ab3GWMks (ORCPT ); Tue, 23 Jul 2013 08:40:48 -0400 Date: Tue, 23 Jul 2013 13:40:23 +0100 From: Mark Brown To: Felipe Tonello Cc: alsa-devel@alsa-project.org, LiamGirdwoodlgirdwood@gmail.com, JaroslavKyselaperex@perex.cz, TakashiIwaitiwai@suse.de, linux-kernel@vger.kernel.org, "Felipe F. Tonello" Message-ID: <20130723124023.GX9858@sirena.org.uk> References: <1374281962-3786-1-git-send-email-eu@felipetonello.com> <20130722000157.GI9858@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OGBBnVs4XFPv5LQD" Content-Disposition: inline In-Reply-To: X-Cookie: You will be awarded some great honor. 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] ALSA: SoC: Added jack detection kcontrol support 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 Content-Length: 1911 Lines: 45 --OGBBnVs4XFPv5LQD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Jul 22, 2013 at 02:11:44PM -0700, Felipe Tonello wrote: > My question is: Why ALSA Jack support uses evdev input events to > notify user-space? Is there any user-space relying on that? If no, I > would like to change ALSA Jack implementation to only use KControl and > remove specific implementations. This was the existing kernel API at the time that the code was added - I beleive people had been doing that for simple switches that detect the physical presence of a jack since it looks exactly like a button from a hardware point of view. See the original commit adding the code. --OGBBnVs4XFPv5LQD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.20 (GNU/Linux) iQIcBAEBAgAGBQJR7nm0AAoJELSic+t+oim9PRkP/22oRPWQG+XHKy0GHH7lSILu hTulnGK9WyS/db0Y0u+XLOycL8FtEejfy9khf5p2D5fGAHH4CbCirgQNzwR6rpS7 wCTSyW3cGGhUVcH7ZwtBHbk6VjfNQJYWU7/ZZG13Jhv+aQwe4adnk4Tz1llnNC3e NbFl3kqgzkgCLsTJ1OxIu7LXoiMqOGnnonEPHA3jSZLFoDjf+VZpYqXYn1qv1T0p rajtUPXOE6SFt706xu0fJBGTvc2eRUWTbnrAEYKvbSj+VLRlDlIH7sNUQ8EgGcmT TR2hnlB31NhwuTVwH1oyaxjkdg8XMz1SwXJMS9LbJlmKVeeBAygPxXetxrVRttw4 fl5CMJJhPHHtFgYzplRqdUlQvl1szJOjM6Ua6VAWBsmjX8XHI86REz6N6Q7eHMeJ XbzXkQ5rDseYElA8tcUktnfEvCfn6+vPgH/6zShJUVBSylHvB8WpzM8Bw54RdJV+ hMSzNA/A2zRJTsqWWJ+as1r7Pk8e0vTtA0IwIiaj0xrvU+LFSg2eCIvDKS5DZyI+ RhFm+/HuUjug7H+l99dvXgKOq4kIWliC4876ZYGEOQ8MGwlnWJlFKBVl7RsByp6W O6vEl/IC2wIAB39Bj6INGLlAFy+KTmOFlplrj2W6Rv8rJ0ddTtDOm40f+8bu1hIv BrTVxNC27QJ1AdsEs1ae =WAKP -----END PGP SIGNATURE----- --OGBBnVs4XFPv5LQD-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/