Re: [git pull] drm fixes

[Woody Suwalski]

Dave Airlie wrote:
> On Wed, Apr 23, 2014 at 1:59 AM, Linus Torvalds
> <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
> > Dave, mind sending me a pull request for drm fixes?
> >
> > There's now at least these two:
> >
> >   - "drm/radeon/aux: fix hpd assignment for aux bus"
> >   - "drm/radeon: use fixed PPL ref divider if needed"
> >
> > that look like fairly fatal regressions when they affect somebody.
> >
> > The fact that we already had *two* independent bugs be reported within
> > days of that last out-of-merge-window pull request makes me very
> > unhappy with the state of drm pulls.
> >
> > So please make sure that future fixes really are *fixes*. For
> > regressions only. No more games like this.
> The pll fallout is fixes for the initial feature that was in the merge window,
> Tuning plls for monitors is always a pain in the ass, the previous algorithm
> took a couple of kernels a few years back to get where it was, unfortunately
> HDMI came along and showed up a bunch of its shortcomings. I'm happy
> Alex and Christian are on top of things in terms of tracking regressions
> and making sure they get fixed,
>
> the AUX fix yes I'm a bit pissed off about myself, but I missed a pull
> from a few
> weeks ago, felt guilty, and maybe should have chosen the other path and let it
> wait a merge,
>
> Christian just sent me a -fixes pull with all of these in it and I'll
> send it on to you
> in a few mins.
>
> Dave.
That patch also fixes a shimmering (water floating) issue on Radeon 
RV635 (Thinkpad T500)
1002:9591

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