Re: [PATCH] i915: Skip wrong TV outputs on HP laptop

From: Takashi Iwai
Date: Wed Apr 21 2010 - 01:47:21 EST


At Wed, 21 Apr 2010 08:46:16 +0800,
ykzhao wrote:
>
> On Wed, 2010-04-21 at 01:58 +0800, Takashi Iwai wrote:
> > At Tue, 20 Apr 2010 10:13:20 -0700,
> > Eric Anholt wrote:
> > >
> > > On Tue, 20 Apr 2010 14:50:54 +0200, Takashi Iwai <tiwai@xxxxxxx> wrote:
> > > > A new HP laptop with GM45 seems detecting wrongly TV outputs
> > > > occasionally. Most of time it detects the TV output as disconnected,
> > > > but spontaneously it detects NTSC 480i although the laptop has no TV
> > > > output at all.
> > > >
> > > > A simple (but ad hoc) fix is to add a DMI check as below.
> > > >
> > > > Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
> > >
> > > Does this laptop have no TV connector on the laptop or the dock for it?
> >
> > No, it has neither TV connector nor docking-station.
> >
> > If any patch that can fix the wrong detection is available, I'll
> > happily test it.
>
> Oh. This laptop is also based on gm45. Maybe it has the similar issue
> wit the laptop on https://bugzilla.kernel.org/show_bug.cgi?id=14792.

Yeah, it sounds pretty similar.

> Will you please try the patch in
> hhttps://bugzilla.kernel.org/show_bug.cgi?id=14792#C24 and see whether
> the issue can be fixed?

OK, I'll give it a try later.

Thanks!


Takashi
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