drm/i915: Add ILK/SNB/IVB WM latency field support

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Add a new function  ilk_wm_lp_latency() which will tell us what to write
into the WM_LPx register latency field. HSW is different from erlier
gens in this regard.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Ville Syrjälä 2013-12-05 15:51:29 +02:00 • committed by Daniel Vetter

parent ac9545fda6

commit a68d68eebc

1 changed files with 12 additions and 1 deletions

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drivers/gpu/drm/i915/intel_pm.c

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