[Nouveau] Why report LVDS as disconnected when lid is closed?
skeggsb at gmail.com
Wed Feb 24 20:39:42 PST 2010
On Thu, 2010-02-25 at 10:01 +1000, Ben Skeggs wrote:
> On Wed, 2010-02-24 at 18:51 -0500, Tavian Barnes wrote:
> > What's the motivation behind commit 60821e0 (drm/nouveau: report LVDS
> > as disconnected if lid closed)? The only noticeable effect I can see
> > from it is that if I turn on my laptop and then close the lid, X fails
> > to start as it can't find any screens. In fact, if I close the lid
> > before nouveau initialises, I don't even get a framebuffer console.
> > I know I can just use the ignorelid module param, but what's the
> > benefit without it?
> The benefit is people on laptops with docking stations can close the
> lid, and have two external outputs light up. Otherwise, LVDS (which
> isn't visible because the lid is closed) will likely be programmed and
> only one external display.
Ok, there's been a slight change made in latest nouveau git that should
allow the best of both worlds.
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