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drm/i915: vlv: fix RPS interrupt mask setting
authorImre Deak <imre.deak@intel.com>
Thu, 3 Apr 2014 17:02:42 +0000 (20:02 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 4 Apr 2014 07:30:52 +0000 (09:30 +0200)
commit09c87db8b499da5fc5e474a665559a26aecd7c7f
treeb21311272a80b32147f7802afb3c1bd711b06369tree | snapshot (tar.gz zip)
parentf6d519481b662d9fc52836e6e6107520f03e0122commit | diff
drm/i915: vlv: fix RPS interrupt mask setting

This typo may lead to missed RPS interrupts and as a result a too
low or too high frequency for the current workload. The interrupt mask
will be set properly at a subsequent GPU idle event, but can get
corrupted again at the next RPS up/down event.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c diff | blob | blame | history