[PATCH 5/8] drm/i915: Consolidate {bxt, cnl, icl}_uninit_cdclk

[Matt Roper <matthew.d.roper@xxxxxxxxx>]

The uninitialize flow is the same on all of these platforms, aside from
calculating a different frequency level.

Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_cdclk.c | 48 +++++++---------------
 1 file changed, 14 insertions(+), 34 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index f8c2a706990b..a70fec82d2bc 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -1692,7 +1692,18 @@ static void bxt_uninit_cdclk(struct drm_i915_private *dev_priv)
 
 	cdclk_state.cdclk = cdclk_state.bypass;
 	cdclk_state.vco = 0;
-	cdclk_state.voltage_level = bxt_calc_voltage_level(cdclk_state.cdclk);
+	if (IS_ELKHARTLAKE(dev_priv))
+		cdclk_state.voltage_level =
+			ehl_calc_voltage_level(cdclk_state.cdclk);
+	else if (INTEL_GEN(dev_priv) >= 11)
+		cdclk_state.voltage_level =
+			icl_calc_voltage_level(cdclk_state.cdclk);
+	else if (INTEL_GEN(dev_priv) >= 10)
+		cdclk_state.voltage_level =
+			cnl_calc_voltage_level(cdclk_state.cdclk);
+	else
+		cdclk_state.voltage_level =
+			bxt_calc_voltage_level(cdclk_state.cdclk);
 
 	bxt_set_cdclk(dev_priv, &cdclk_state, INVALID_PIPE);
 }
@@ -1738,22 +1749,6 @@ static void icl_init_cdclk(struct drm_i915_private *dev_priv)
 	bxt_set_cdclk(dev_priv, &sanitized_state, INVALID_PIPE);
 }
 
-static void icl_uninit_cdclk(struct drm_i915_private *dev_priv)
-{
-	struct intel_cdclk_state cdclk_state = dev_priv->cdclk.hw;
-
-	cdclk_state.cdclk = cdclk_state.bypass;
-	cdclk_state.vco = 0;
-	if (IS_ELKHARTLAKE(dev_priv))
-		cdclk_state.voltage_level =
-			ehl_calc_voltage_level(cdclk_state.cdclk);
-	else
-		cdclk_state.voltage_level =
-			icl_calc_voltage_level(cdclk_state.cdclk);
-
-	bxt_set_cdclk(dev_priv, &cdclk_state, INVALID_PIPE);
-}
-
 static void cnl_init_cdclk(struct drm_i915_private *dev_priv)
 {
 	struct intel_cdclk_state cdclk_state;
@@ -1773,17 +1768,6 @@ static void cnl_init_cdclk(struct drm_i915_private *dev_priv)
 	bxt_set_cdclk(dev_priv, &cdclk_state, INVALID_PIPE);
 }
 
-static void cnl_uninit_cdclk(struct drm_i915_private *dev_priv)
-{
-	struct intel_cdclk_state cdclk_state = dev_priv->cdclk.hw;
-
-	cdclk_state.cdclk = cdclk_state.bypass;
-	cdclk_state.vco = 0;
-	cdclk_state.voltage_level = cnl_calc_voltage_level(cdclk_state.cdclk);
-
-	bxt_set_cdclk(dev_priv, &cdclk_state, INVALID_PIPE);
-}
-
 /**
  * intel_cdclk_init - Initialize CDCLK
  * @i915: i915 device
@@ -1814,14 +1798,10 @@ void intel_cdclk_init(struct drm_i915_private *i915)
  */
 void intel_cdclk_uninit(struct drm_i915_private *i915)
 {
-	if (INTEL_GEN(i915) >= 11)
-		icl_uninit_cdclk(i915);
-	else if (IS_CANNONLAKE(i915))
-		cnl_uninit_cdclk(i915);
+	if (IS_GEN9_LP(i915) || INTEL_GEN(i915) >= 10)
+		bxt_uninit_cdclk(i915);
 	else if (IS_GEN9_BC(i915))
 		skl_uninit_cdclk(i915);
-	else if (IS_GEN9_LP(i915))
-		bxt_uninit_cdclk(i915);
 }
 
 /**
-- 
2.20.1

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