drm/i915: add POWER_DOMAIN_PLLS

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And get/put it when needed. The special thing about this commit is
that it will now return false in ibx_pch_dpll_get_hw_state() in case
the power domain is not enabled. This will fix some WARNs we have when
we run pm_rpm on SNB.

Testcase: igt/pm_rpm
Bugzilla:https://bugs.freedesktop.org/show_bug.cgi?id=80463
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Paulo Zanoni 2014-07-04 11:27:38 -03:00 • committed by Daniel Vetter

parent 96f6128cbb

commit bd2bb1b9a1

4 changed files with 14 additions and 0 deletions

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2

drivers/gpu/drm/i915/i915_debugfs.c

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1

drivers/gpu/drm/i915/i915_drv.h

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10

drivers/gpu/drm/i915/intel_display.c

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1

drivers/gpu/drm/i915/intel_pm.c

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