Forgot to add, thanks to everyone who's chimed in on this!
On Thu, Oct 17, 2013 at 11:30 AM, Chris Rydalch <cryda...@gmail.com> wrote: > Is there a way to get in touch with their engineers, or someone who'd know > who to talk to? > > I did try the intel-gfx list, and one person in particular who I was > encouraged to contact, but haven't heard back from either. > > Thanks > > >> Message: 1 >> Date: Tue, 15 Oct 2013 04:15:00 -0400 (EDT) >> From: David Airlie <airl...@redhat.com> >> To: Development discussions related to Fedora >> <devel@lists.fedoraproject.org> >> Subject: Re: Target Display Mode in Fedora >> Message-ID: <352492266.2282276.1381824900005.javamail.r...@redhat.com> >> Content-Type: text/plain; charset=utf-8 >> >> >> > The iMac and HP Z1 have a bi-directional DisplayPort/Thunderbolt port, >> which >> > lets them be used as a Display for another computer. Apple calls it >> Target >> > Display Mode, though HP doesn't seem to have a special name for it. >> This is >> > really quite useful, I've used an iMac hooked up to a Linux machine at a >> > previous job, and it's awesome to switch between the two machines when >> > you've only got space for one display on the desk. The feature is >> invoked by >> > a fairly non-standard keyboard combination. Here is a video illustrating >> > what I mean ( >> > >> http://www.youtube.com/watch?feature=player_detailpage&v=Y7_OZgBX8kQ#t=60 >> ), >> > note how he switches the iMac from being the display for the MacBook to >> > being an iMac again via keyboard shortcut (sort of off-screen). >> > >> > However, this feature is only implemented in OS X and Windows (via HP's >> My >> > Display application) on the iMac and Z1 respectively. Which means that >> if, >> > for example, a Z1 has Linux as the primary OS, the Z1 cannot currently >> be >> > used as a monitor for a laptop or another computer (via Target Display >> > Mode). As far as I've been able to discover, Target Display Mode does >> not >> > exist under any flavor of Linux. >> > >> > What would it take to support this in Fedora? Is this a Desktop-centric >> > feature for Gnome/KDE/Cinnamon, or is this something that would/should >> be >> > part of the Linux kernel itself? I don't think it's directly part of a >> > graphics driver (at least on Windows, since HP released My Display as a >> > separate program), but again I'm not sure. >> >> You'd have to reverse engineer or ask HP/Apple what they actually do for >> this >> to work. >> >> then implement that. >> >> Dave. > >
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