drm/i915/psr: Implement PSR2 w/a for gen9

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Found this while browsing Bspec. Looks like it applies to both skl and
kbl.

v2: Also for bxt (Art).

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Sonika Jindal <sonika.jindal@intel.com>
Cc: Durgadoss R <durgadoss.r@intel.com>
Cc: "Pandiyan, Dhinakaran" <dhinakaran.pandiyan@intel.com>
Cc: "Runyan, Arthur J" <arthur.j.runyan@intel.com>
Reviewed-by: Sonika Jindal<sonika.jindal@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1463642060-30728-1-git-send-email-daniel.vetter@ffwll.ch

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This commit is contained in:

Daniel Vetter 2016-05-19 09:14:20 +02:00

parent d4dcbdceab

commit dc00b6a07c

2 changed files with 16 additions and 2 deletions

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1

drivers/gpu/drm/i915/i915_reg.h

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17

drivers/gpu/drm/i915/intel_pm.c

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