From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Henningsson Subject: Re: [PATCH] ALSA: hda - Fix missing ELD info when using jackpoll_ms parameter Date: Wed, 04 Dec 2013 15:24:28 +0800 Message-ID: <529ED8AC.9000804@canonical.com> References: <1386123581-2698-1-git-send-email-david.henningsson@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" 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 C279B2616F6 for ; Wed, 4 Dec 2013 08:24:34 +0100 (CET) In-Reply-To: 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: Takashi Iwai Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org 2013-12-04 15:17, Takashi Iwai skrev: > At Wed, 4 Dec 2013 10:19:41 +0800, > David Henningsson wrote: >> In the case of using jackpoll_ms instead of unsol events, the jack >> was correctly detected, but ELD info was not refreshed on plug-in. >> >> And without ELD info, no proper restriction of pcm, which can in turn >> break sound output on some devices. >> >> Signed-off-by: David Henningsson >> --- >> sound/pci/hda/patch_hdmi.c | 27 +++++++++++++++------------ >> 1 file changed, 15 insertions(+), 12 deletions(-) >> >> @Takashi; feel free to add stable if you think it's worth it. (After all using >> the jackpoll_ms parameter is not something we usually do.) It's still a bug fix >> so sending to Linus tree should be okay, I believe. > Hrm, I vaguely remember that I gave a very similar patch for testing, > but it failed by some reason... > > That indeed sounds vague. :-) At this point, is there anything required on my part to help getting this bug fixed? We run into it when we're backporting kernel features, i e, using graphics driver from one kernel version and hda driver from another kernel version... (and in this weird kernel mixup we haven't figured out why we don't get an interrupt, so as a workaround I'm using jackpoll_ms until we've figured that out.) -- David Henningsson, Canonical Ltd. https://launchpad.net/~diwic