drm/i915: Don't accidentally increase the frequency in handling DOWN rps

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If we receive a DOWN_TIMEOUT rps interrupt, we respond by reducing the
GPU clocks significantly. Before we do, double check that the frequency
we pick is actually a decrease.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170210150348.22146-2-chris@chris-wilson.co.uk
Reviewed-by: Radoslaw Szwichtenberg <radoslaw.szwichtenberg@intel.com>

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Chris Wilson 2017-02-10 15:03:47 +00:00

parent db4c5e0b72

commit 17136d548e

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/i915_irq.c

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