[PATCH 11/28] drm/i915/skl: Store the new WM state at the very end of the update

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We're going to add a new step, let's not hide the copy of the new WM
state inside one inner function, but as a 1st level operation in the WM
update.

v2: Split the staging results structure to not exceed the 1Kb stack
    allocation in skl_update_wm()

Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_pm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index bf2cd65..a4294b1 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3463,8 +3463,6 @@ static void skl_write_wm_values(struct drm_i915_private *dev_priv,
 				   new->ddb.cursor[pipe].start);
 		}
 	}
-
-	dev_priv->wm.skl_hw = *new;
 }
 
 static bool skl_update_pipe_wm(struct drm_crtc *crtc,
@@ -3558,6 +3556,9 @@ static void skl_update_wm(struct drm_crtc *crtc)
 
 	skl_update_other_pipe_wm(dev, crtc, &config, results);
 	skl_write_wm_values(dev_priv, results);
+
+	/* store the new configuration */
+	dev_priv->wm.skl_hw = *results;
 }
 
 static void
-- 
1.8.3.1

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