[Intel-gfx] gen7 missed IRQ workaround series.

Daniel Vetter daniel at ffwll.ch
Wed Jan 4 18:24:25 CET 2012

On Wed, Jan 04, 2012 at 09:05:51AM -0800, Keith Packard wrote:
> On Wed, 4 Jan 2012 18:02:21 +0100, Daniel Vetter <daniel at ffwll.ch> wrote:
> > So I really don't like the busy-looping, especially now that
> > semaphores are enabled by default for ivb.
> Alternatives are welcome; we have no other known fix for missing
> sequence writes.

See my patch, I'm pretty positive that I've successfully papered over it,
at least on my machine here. Also, Chris has posted an alternative using
irqs + a short timer as a backup a while ago. I like that much more.
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48

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