[RFC][PATCH 5/8] drm/i915: Don't access to crtc->new_config from intel_mode_max_pixclk()

[Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>]

So that we can get rid of the new_config pointer later.
---
 drivers/gpu/drm/i915/intel_display.c | 30 ++++++++++++++++++++++--------
 1 file changed, 22 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index da5af23..a9f3034 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4897,27 +4897,39 @@ static int valleyview_calc_cdclk(struct drm_i915_private *dev_priv,
 }
 
 /* compute the max pixel clock for new configuration */
-static int intel_mode_max_pixclk(struct drm_i915_private *dev_priv)
+static int intel_mode_max_pixclk(struct drm_i915_private *dev_priv,
+				 struct intel_crtc *mode_set_crtc,
+				 struct intel_crtc_state *crtc_new_state)
 {
 	struct drm_device *dev = dev_priv->dev;
 	struct intel_crtc *intel_crtc;
 	int max_pixclk = 0;
+	int pixclk;
 
 	for_each_intel_crtc(dev, intel_crtc) {
-		if (intel_crtc->new_enabled)
-			max_pixclk = max(max_pixclk,
-					 intel_crtc->new_config->base.adjusted_mode.crtc_clock);
+		if (!intel_crtc->new_enabled)
+			continue;
+
+		if (intel_crtc == mode_set_crtc)
+			pixclk = crtc_new_state->base.adjusted_mode.crtc_clock;
+		else
+			pixclk = intel_crtc->config->base.adjusted_mode.crtc_clock;
+
+		max_pixclk = max(max_pixclk, pixclk);
 	}
 
 	return max_pixclk;
 }
 
 static void valleyview_modeset_global_pipes(struct drm_device *dev,
-					    unsigned *prepare_pipes)
+					    unsigned *prepare_pipes,
+					    struct intel_crtc *mode_set_crtc,
+					    struct intel_crtc_state *crtc_new_state)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc *intel_crtc;
-	int max_pixclk = intel_mode_max_pixclk(dev_priv);
+	int max_pixclk =
+		intel_mode_max_pixclk(dev_priv, mode_set_crtc, crtc_new_state);
 
 	if (valleyview_calc_cdclk(dev_priv, max_pixclk) ==
 	    dev_priv->vlv_cdclk_freq)
@@ -4932,7 +4944,7 @@ static void valleyview_modeset_global_pipes(struct drm_device *dev,
 static void valleyview_modeset_global_resources(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	int max_pixclk = intel_mode_max_pixclk(dev_priv);
+	int max_pixclk = intel_mode_max_pixclk(dev_priv, NULL, NULL);
 	int req_cdclk = valleyview_calc_cdclk(dev_priv, max_pixclk);
 
 	if (req_cdclk != dev_priv->vlv_cdclk_freq) {
@@ -10956,7 +10968,9 @@ static int __intel_set_mode(struct drm_crtc *crtc,
 	 * adjusted_mode bits in the crtc directly.
 	 */
 	if (IS_VALLEYVIEW(dev)) {
-		valleyview_modeset_global_pipes(dev, &prepare_pipes);
+		valleyview_modeset_global_pipes(dev, &prepare_pipes,
+						to_intel_crtc(crtc),
+						pipe_config);
 
 		/* may have added more to prepare_pipes than we should */
 		prepare_pipes &= ~disable_pipes;
-- 
1.9.1

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