From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Henningsson Subject: Re: [RFC PATCH] Inverted internal mic Date: Tue, 19 Jun 2012 09:43:07 +0200 Message-ID: <4FE02D8B.7050201@canonical.com> References: <4F4C9714.1080307@canonical.com> <4F4CA438.90103@canonical.com> <4F4CD1AF.2050409@canonical.com> <4F4CE264.7040008@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by alsa0.perex.cz (Postfix) with ESMTP id 2FB562433F for ; Tue, 19 Jun 2012 09:43:09 +0200 (CEST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Eliot Blennerhassett Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On 06/19/2012 05:07 AM, Eliot Blennerhassett wrote: > David Henningsson canonical.com> writes: >> On 02/28/2012 02:22 PM, Takashi Iwai wrote: >>> At Tue, 28 Feb 2012 14:07:59 +0100, >>> David Henningsson wrote: >>> Is there a way we can >>>> know the corresponding processing coefficients to set for ALC268 and >>>> ALC272X as well? >>> >>> AFAIK, no, it was specific to the codec model. >> >> Ok, then we can only hope for Kailang to supply this information if >> possible. And if not possible we could attempt the workaround (when/if >> we agree on it...) for these devices as well? > > Greetings, > > Any chance that there has been any progress on this? > I have a machine with dmic and ALC272X (details below) that exhibits this > problem, and can test any proposed patch. We have a patch in for the Thinkpad U300s, but that one had a Conexant codec. I haven't had time to start working on kernel patches for the Realtek ones yet, but meanwhile, I'm tracking known machines here: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1002978 -- David Henningsson, Canonical Ltd. https://launchpad.net/~diwic