From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 67550] Radeon+Intel GPU with HDMI audio on Intel Date: Wed, 31 Jul 2013 10:30:39 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0947094899==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 16E4FE6D0B for ; Wed, 31 Jul 2013 03:30:39 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============0947094899== Content-Type: multipart/alternative; boundary="1375266639.A2F310.15649"; charset="us-ascii" --1375266639.A2F310.15649 Date: Wed, 31 Jul 2013 10:30:39 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=67550 --- Comment #5 from Andre Heider --- (In reply to comment #4) > (In reply to comment #0) > > > #2, without xorg.conf > > The receiver sends its own EDID block, so I can extend via xrandr without > > turning on the projector. > > But the projector is turned off in most cases, so is there a way to disable > > a display output but keep the HDMI audio output? (as a workaround for #1) > > Nope, unfortunately not. It's by HDMI design, the audio signal is mixed into > the vertical and horizontal blank periods of the video signal -> so if you > don't have a video signal you don't have audio also. > > As a workaround you could try to setup a second X server or framebuffer or > something like that (kms console?) on the HDMI output to just get a video > signal on it. Okay, thanks for clearing that up. Another workaround would be HDMI multichannel audio for radeon :) Does AMD have any plans to implement that? -- You are receiving this mail because: You are the assignee for the bug. --1375266639.A2F310.15649 Date: Wed, 31 Jul 2013 10:30:39 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 5 on bug 67550 from 
(In reply to comment #4)
> (In reply to comment #0)
> 
> > #2, without xorg.conf
> > The receiver sends its own EDID block, so I can extend via xrandr without
> > turning on the projector.
> > But the projector is turned off in most cases, so is there a way to disable
> > a display output but keep the HDMI audio output? (as a workaround for #1)
> 
> Nope, unfortunately not. It's by HDMI design, the audio signal is mixed into
> the vertical and horizontal blank periods of the video signal -> so if you
> don't have a video signal you don't have audio also.
> 
> As a workaround you could try to setup a second X server or framebuffer or
> something like that (kms console?) on the HDMI output to just get a video
> signal on it.

Okay, thanks for clearing that up.

Another workaround would be HDMI multichannel audio for radeon :)
Does AMD have any plans to implement that?

You are receiving this mail because:
  • You are the assignee for the bug.
--1375266639.A2F310.15649-- --===============0947094899== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel --===============0947094899==--