drm/i915/vlv: disable rc6p and rc6pp residency reporting on BYT

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Byt doesn't have rc6p and rc6pp support and even more important the
the offsets of the residency registers there's something else. So Just
return a constant 0 to avoid upsetting userspace tools like powertop.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
[danvet: Explain a bit in the commit message what's going on.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Jesse Barnes 2013-09-11 13:43:20 -07:00 • committed by Daniel Vetter

parent a2b23fe04e

commit 5ffd494b8e

1 changed files with 4 additions and 0 deletions

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drivers/gpu/drm/i915/i915_sysfs.c

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