[PATCH v6 2/6] drm/i915/gen9: Only copy WM results for changed pipes to skl_hw

From: Matt Roper When we write watermark values to the hardware, those values are stored in dev_priv->wm.skl_hw. However with recent watermark changes, the results structure we're copying from only contains valid watermark and DDB values for the pipes that are

[PATCH v6 2/6] drm/i915/gen9: Only copy WM results for changed pipes to skl_hw

From: Matt Roper When we write watermark values to the hardware, those values are stored in dev_priv->wm.skl_hw. However with recent watermark changes, the results structure we're copying from only contains valid watermark and DDB values for the pipes that are actually changing; the values for