[PATCH 3/5] drm/i915: split ibx_digital_port_connected to ibx and cpt variants

[Jani Nikula <jani.nikula@xxxxxxxxx>]

Choose the right function at the intel_digital_port_connected level.

Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_dp.c | 66 +++++++++++++++++++++++------------------
 1 file changed, 37 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d48af8b0c84e..2cb95dc88ba7 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4478,34 +4478,40 @@ static int ibx_digital_port_connected(struct drm_i915_private *dev_priv,
 {
 	u32 bit;
 
-	if (HAS_PCH_IBX(dev_priv->dev)) {
-		switch (port->port) {
-		case PORT_B:
-			bit = SDE_PORTB_HOTPLUG;
-			break;
-		case PORT_C:
-			bit = SDE_PORTC_HOTPLUG;
-			break;
-		case PORT_D:
-			bit = SDE_PORTD_HOTPLUG;
-			break;
-		default:
-			return 1;
-		}
-	} else {
-		switch (port->port) {
-		case PORT_B:
-			bit = SDE_PORTB_HOTPLUG_CPT;
-			break;
-		case PORT_C:
-			bit = SDE_PORTC_HOTPLUG_CPT;
-			break;
-		case PORT_D:
-			bit = SDE_PORTD_HOTPLUG_CPT;
-			break;
-		default:
-			return 1;
-		}
+	switch (port->port) {
+	case PORT_B:
+		bit = SDE_PORTB_HOTPLUG;
+		break;
+	case PORT_C:
+		bit = SDE_PORTC_HOTPLUG;
+		break;
+	case PORT_D:
+		bit = SDE_PORTD_HOTPLUG;
+		break;
+	default:
+		return 1;
+	}
+
+	return I915_READ(SDEISR) & bit ? 1 : 0;
+}
+
+static int cpt_digital_port_connected(struct drm_i915_private *dev_priv,
+				      struct intel_digital_port *port)
+{
+	u32 bit;
+
+	switch (port->port) {
+	case PORT_B:
+		bit = SDE_PORTB_HOTPLUG_CPT;
+		break;
+	case PORT_C:
+		bit = SDE_PORTC_HOTPLUG_CPT;
+		break;
+	case PORT_D:
+		bit = SDE_PORTD_HOTPLUG_CPT;
+		break;
+	default:
+		return 1;
 	}
 
 	return I915_READ(SDEISR) & bit ? 1 : 0;
@@ -4561,8 +4567,10 @@ static int g4x_digital_port_connected(struct drm_i915_private *dev_priv,
 static int intel_digital_port_connected(struct drm_i915_private *dev_priv,
 					struct intel_digital_port *port)
 {
-	if (HAS_PCH_SPLIT(dev_priv))
+	if (HAS_PCH_IBX(dev_priv))
 		return ibx_digital_port_connected(dev_priv, port);
+	if (HAS_PCH_SPLIT(dev_priv))
+		return cpt_digital_port_connected(dev_priv, port);
 	else
 		return g4x_digital_port_connected(dev_priv, port);
 }
-- 
2.1.4

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