[PATCH 2/4] drm/i915: Perform dpll commit first.

[Maarten Lankhorst <maarten.lankhorst@linux.intel.com>]

Warn for the wrong mask in enable only. Disable will have the wrong mask now
because the new state is committed before disabling the old state.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5dd59cae9f06..6e3b8a1f7dd3 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1893,7 +1893,7 @@ static void intel_enable_shared_dpll(struct intel_crtc *crtc)
 	if (WARN_ON(pll == NULL))
 		return;
 
-	if (WARN_ON(pll->config.crtc_mask == 0))
+	if (WARN_ON(!(pll->config.crtc_mask & (1 << drm_crtc_index(&crtc->base)))))
 		return;
 
 	if (WARN_ON(pll->active_mask & crtc_mask))
@@ -1933,9 +1933,6 @@ static void intel_disable_shared_dpll(struct intel_crtc *crtc)
 	if (pll == NULL)
 		return;
 
-	if (WARN_ON(!(pll->config.crtc_mask & crtc_mask)))
-		return;
-
 	if (WARN_ON(!(pll->active_mask & crtc_mask)))
 		return;
 
@@ -13521,7 +13518,8 @@ static int intel_atomic_commit(struct drm_device *dev,
 	}
 
 	drm_atomic_helper_swap_state(dev, state);
-	dev_priv->wm.config = to_intel_atomic_state(state)->wm_config;
+	dev_priv->wm.config = intel_state->wm_config;
+	intel_shared_dpll_commit(state);
 
 	if (intel_state->modeset) {
 		memcpy(dev_priv->min_pixclk, intel_state->min_pixclk,
@@ -13573,8 +13571,6 @@ static int intel_atomic_commit(struct drm_device *dev,
 	intel_modeset_update_crtc_state(state);
 
 	if (intel_state->modeset) {
-		intel_shared_dpll_commit(state);
-
 		drm_atomic_helper_update_legacy_modeset_state(state->dev, state);
 
 		if (dev_priv->display.modeset_commit_cdclk &&
-- 
2.1.0

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