[Bug 36997] [G45 SDVO] TV can't display -- SDVO xfer fails due to Pending.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=36997

--- Comment #41 from yangguang <guang.a.yang at intel.com> ---
(In reply to comment #40)
> (In reply to comment #38)
> > Created attachment 70467 [details]
> > dmesg info with chris's patch
> > 
> > (In reply to comment #37)
> > > Created attachment 70357 [details] [review] [review] [review]
> > > Increase the delay between SDVO response polling
> > > 
> > > It is not clear whether you ever tested the attached patch. Please do so.
> > I try the patch with newest -queued branch, the issue still occurs and I
> > attach the dmesg
> 
> What issue occurs? The TV is detected now on S-VIDEO1 and we have modes. (It
> appears the garbage is being returned for SDVO/LVDS and that appears to be
> incorrect error handling within drm_edid.c). So can you please enlighten us
> on how the system now behaves?
when I boot the machine with S-VIDEO ,the TV screen will trun to be black after
loading drm driver.

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