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-rw-r--r--drivers/gpu/drm/i915/intel_pm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 502897367c8c..2091a9ce1375 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2664,8 +2664,10 @@ void ilk_wm_get_hw_state(struct drm_device *dev)
hw->wm_lp[2] = I915_READ(WM3_LP_ILK);
hw->wm_lp_spr[0] = I915_READ(WM1S_LP_ILK);
- hw->wm_lp_spr[1] = I915_READ(WM2S_LP_IVB);
- hw->wm_lp_spr[2] = I915_READ(WM3S_LP_IVB);
+ if (INTEL_INFO(dev)->gen >= 7) {
+ hw->wm_lp_spr[1] = I915_READ(WM2S_LP_IVB);
+ hw->wm_lp_spr[2] = I915_READ(WM3S_LP_IVB);
+ }
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
hw->partitioning = (I915_READ(WM_MISC) & WM_MISC_DATA_PARTITION_5_6) ?