drm/i915: Implement plane-disabled assertion for PCH too
Signed-off-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -970,8 +970,14 @@ static void assert_planes_disabled(struct drm_i915_private *dev_priv,
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int cur_pipe;
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/* Planes are fixed to pipes on ILK+ */
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if (HAS_PCH_SPLIT(dev_priv->dev))
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if (HAS_PCH_SPLIT(dev_priv->dev)) {
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reg = DSPCNTR(pipe);
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val = I915_READ(reg);
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WARN((val & DISPLAY_PLANE_ENABLE),
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"plane %c assertion failure, should be disabled but not\n",
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plane_name(pipe));
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return;
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}
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/* Need to check both planes against the pipe */
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for (i = 0; i < 2; i++) {
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