drm/i915: Filter gmch fifo underruns in the shared handler
authorDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 30 Sep 2014 08:56:49 +0000 (10:56 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 24 Oct 2014 14:33:55 +0000 (16:33 +0200)
commit0f239f4cb1dbbe259b7a29fed1e2ff8a50591319
treedde22ceccb671606c84f91b7acdc1bce2206b26c
parent1f7247c01c9d1bdc7b0e239a8f2e256972b9189b
drm/i915: Filter gmch fifo underruns in the shared handler

This simplifies the code in the vlv irq handler. Also this now
means that we correctly filter underruns on gen2-4.

And as the real upshot I need to document one less function for
the fifo underrun code.

v2: Shorten one long line.

Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_irq.c
drivers/gpu/drm/i915/intel_drv.h
drivers/gpu/drm/i915/intel_fifo_underrun.c