diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1096066cd2eb..fe2bb77c221d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1836,8 +1836,10 @@ static void intel_disable_pipe(struct drm_i915_private *dev_priv, void intel_flush_display_plane(struct drm_i915_private *dev_priv, enum plane plane) { - I915_WRITE(DSPADDR(plane), I915_READ(DSPADDR(plane))); - I915_WRITE(DSPSURF(plane), I915_READ(DSPSURF(plane))); + if (dev_priv->info->gen >= 4) + I915_WRITE(DSPSURF(plane), I915_READ(DSPSURF(plane))); + else + I915_WRITE(DSPADDR(plane), I915_READ(DSPADDR(plane))); } /**