drm/i915: Drop WaDoubleCursorLP3Latency:ivb

WaDoubleCursorLP3Latency was meant for pre-production hardware.
Drop it.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180130203807.13721-6-ville.syrjala@linux.intel.com
Reviewed-by: Mika Kahola <mika.kahola@intel.com>

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a88f0f2136042ae523636d660b83045a594cd19a..abf80e462833d7d6ae106d9b8bd9c229335dce01 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2917,10 +2917,6 @@ static void intel_fixup_cur_wm_latency(struct drm_i915_private *dev_priv,
        /* ILK cursor LP0 latency is 1300 ns */
        if (IS_GEN5(dev_priv))
                wm[0] = 13;
-
-       /* WaDoubleCursorLP3Latency:ivb */
-       if (IS_IVYBRIDGE(dev_priv))
-               wm[3] *= 2;
 }
 
 int ilk_wm_max_level(const struct drm_i915_private *dev_priv)