[PATCH] drm/i915: add single combo phy init/unit functions

[Jani Nikula <jani.nikula@xxxxxxxxx>]

Work on the principle that files should prefer not to expose platform
specific functions.

v2: Rebase

Cc: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_combo_phy.c  | 24 ++++++++++++++++++++----
 drivers/gpu/drm/i915/intel_combo_phy.h  |  6 ++----
 drivers/gpu/drm/i915/intel_runtime_pm.c | 10 +++++-----
 3 files changed, 27 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_combo_phy.c b/drivers/gpu/drm/i915/intel_combo_phy.c
index 5c7eb6c..a8660d 100644
--- a/drivers/gpu/drm/i915/intel_combo_phy.c
+++ b/drivers/gpu/drm/i915/intel_combo_phy.c
@@ -148,7 +148,7 @@ static bool cnl_combo_phy_verify_state(struct drm_i915_private *dev_priv)
 	return ret;
 }
 
-void cnl_combo_phys_init(struct drm_i915_private *dev_priv)
+static void cnl_combo_phys_init(struct drm_i915_private *dev_priv)
 {
 	u32 val;
 
@@ -168,7 +168,7 @@ void cnl_combo_phys_init(struct drm_i915_private *dev_priv)
 	I915_WRITE(CNL_PORT_CL1CM_DW5, val);
 }
 
-void cnl_combo_phys_uninit(struct drm_i915_private *dev_priv)
+static void cnl_combo_phys_uninit(struct drm_i915_private *dev_priv)
 {
 	u32 val;
 
@@ -204,7 +204,7 @@ static bool icl_combo_phy_verify_state(struct drm_i915_private *dev_priv,
 	return ret;
 }
 
-void icl_combo_phys_init(struct drm_i915_private *dev_priv)
+static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
 {
 	enum port port;
 
@@ -233,7 +233,7 @@ void icl_combo_phys_init(struct drm_i915_private *dev_priv)
 	}
 }
 
-void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
+static void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
 {
 	enum port port;
 
@@ -254,3 +254,19 @@ void icl_combo_phys_uninit(struct drm_i915_private *dev_priv)
 		I915_WRITE(ICL_PORT_COMP_DW0(port), val);
 	}
 }
+
+void intel_combo_phy_init(struct drm_i915_private *i915)
+{
+	if (INTEL_GEN(i915) >= 11)
+		icl_combo_phys_init(i915);
+	else if (IS_CANNONLAKE(i915))
+		cnl_combo_phys_init(i915);
+}
+
+void intel_combo_phy_uninit(struct drm_i915_private *i915)
+{
+	if (INTEL_GEN(i915) >= 11)
+		icl_combo_phys_uninit(i915);
+	else if (IS_CANNONLAKE(i915))
+		cnl_combo_phys_uninit(i915);
+}
diff --git a/drivers/gpu/drm/i915/intel_combo_phy.h b/drivers/gpu/drm/i915/intel_combo_phy.h
index f7f1e5..3ecb1e 100644
--- a/drivers/gpu/drm/i915/intel_combo_phy.h
+++ b/drivers/gpu/drm/i915/intel_combo_phy.h
@@ -8,9 +8,7 @@
 
 struct drm_i915_private;
 
-void icl_combo_phys_init(struct drm_i915_private *dev_priv);
-void icl_combo_phys_uninit(struct drm_i915_private *dev_priv);
-void cnl_combo_phys_init(struct drm_i915_private *dev_priv);
-void cnl_combo_phys_uninit(struct drm_i915_private *dev_priv);
+void intel_combo_phy_init(struct drm_i915_private *dev_priv);
+void intel_combo_phy_uninit(struct drm_i915_private *dev_priv);
 
 #endif /* __INTEL_COMBO_PHY_H__ */
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 30e7cb..be7119 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -1140,7 +1140,7 @@ static void gen9_dc_off_power_well_enable(struct drm_i915_private *dev_priv,
 		 * PHY's HW context for port B is lost after DC transitions,
 		 * so we need to restore it manually.
 		 */
-		icl_combo_phys_init(dev_priv);
+		intel_combo_phy_init(dev_priv);
 }
 
 static void gen9_dc_off_power_well_disable(struct drm_i915_private *dev_priv,
@@ -3779,7 +3779,7 @@ static void cnl_display_core_init(struct drm_i915_private *dev_priv, bool resume
 	intel_pch_reset_handshake(dev_priv, !HAS_PCH_NOP(dev_priv));
 
 	/* 2-3. */
-	cnl_combo_phys_init(dev_priv);
+	intel_combo_phy_init(dev_priv);
 
 	/*
 	 * 4. Enable Power Well 1 (PG1).
@@ -3828,7 +3828,7 @@ static void cnl_display_core_uninit(struct drm_i915_private *dev_priv)
 	usleep_range(10, 30);		/* 10 us delay per Bspec */
 
 	/* 5. */
-	cnl_combo_phys_uninit(dev_priv);
+	intel_combo_phy_uninit(dev_priv);
 }
 
 void icl_display_core_init(struct drm_i915_private *dev_priv,
@@ -3843,7 +3843,7 @@ void icl_display_core_init(struct drm_i915_private *dev_priv,
 	intel_pch_reset_handshake(dev_priv, !HAS_PCH_NOP(dev_priv));
 
 	/* 2. Initialize all combo phys */
-	icl_combo_phys_init(dev_priv);
+	intel_combo_phy_init(dev_priv);
 
 	/*
 	 * 3. Enable Power Well 1 (PG1).
@@ -3893,7 +3893,7 @@ void icl_display_core_uninit(struct drm_i915_private *dev_priv)
 	mutex_unlock(&power_domains->lock);
 
 	/* 5. */
-	icl_combo_phys_uninit(dev_priv);
+	intel_combo_phy_uninit(dev_priv);
 }
 
 static void chv_phy_control_init(struct drm_i915_private *dev_priv)
-- 
2.20.1

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