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Date: Sat, 3 Nov 2012 14:07:59 -0400 From: Theodore Ts'o <tytso@....edu> To: Jani Nikula <jani.nikula@...el.com>, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org Subject: Re: [REGRESSION] i915: failure to interoperate with HP ZR30w using an X230 On Sat, Nov 03, 2012 at 11:21:58AM +0100, Daniel Vetter wrote: > > Well, we know for sure that fdi link training is broken - it doesn't match > at all what the spec says we should do. I've been working on this lately, > since in quite a few circumstances the link train fails without the > relevent bits indicating so. While testing I've also noticed that this > entire thing is highly timing dependent, e.g. denpending upon which > desktop is running and which tool I use to change the configuration it > fails or succeeds. So it is still (somewhat) broken in 3.7-rcX? Certainly it seems to be better (at least for me) than what was in 3.6.3. Or are you saying I may have just gotten lucky? :-) > So I have no suggestions for what could help your system and what should > get backported, since the current code is still broken. Thanks for your response and for your work in making the i915 driver better. I really appreciate your efforts. Cheers, - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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