[Intel-gfx] [PATCH] drm/i915: i8xx interrupt handler

Daniel Vetter daniel at ffwll.ch
Mon Apr 23 22:51:01 CEST 2012

On Sun, Apr 22, 2012 at 09:13:57PM +0100, Chris Wilson wrote:
> gen2 hardware has some significant differences from the other interrupt
> routines that were glossed over and then forgotten about in the
> transition to KMS. Such as
> - 16bit IIR
> - PendingFlip status bit
> This patch reintroduces a handler specifically for gen2 for the purpose
> of handling pageflips correctly, simplifying code in the process.
> v2: Also fixup ring get/put irq to only access 16bit registers (Daniel)
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=24202
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41793
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Tested on my i855gm and it fixes all the pageflip complaining here. Queued
for -next, thanks for the patch.
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48

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