[PATCH v2 6/7] drm/i915: split g4x_digital_port_connected to g4x and vlv 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 | 70 +++++++++++++++++++++++------------------
 1 file changed, 39 insertions(+), 31 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 204d4376be59..36291838409b 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4526,38 +4526,44 @@ static bool cpt_digital_port_connected(struct drm_i915_private *dev_priv,
 static bool g4x_digital_port_connected(struct drm_i915_private *dev_priv,
 				       struct intel_digital_port *port)
 {
-	uint32_t bit;
+	u32 bit;
 
-	if (IS_VALLEYVIEW(dev_priv)) {
-		switch (port->port) {
-		case PORT_B:
-			bit = PORTB_HOTPLUG_LIVE_STATUS_VLV;
-			break;
-		case PORT_C:
-			bit = PORTC_HOTPLUG_LIVE_STATUS_VLV;
-			break;
-		case PORT_D:
-			bit = PORTD_HOTPLUG_LIVE_STATUS_VLV;
-			break;
-		default:
-			MISSING_CASE(port->port);
-			return false;
-		}
-	} else {
-		switch (port->port) {
-		case PORT_B:
-			bit = PORTB_HOTPLUG_LIVE_STATUS_G4X;
-			break;
-		case PORT_C:
-			bit = PORTC_HOTPLUG_LIVE_STATUS_G4X;
-			break;
-		case PORT_D:
-			bit = PORTD_HOTPLUG_LIVE_STATUS_G4X;
-			break;
-		default:
-			MISSING_CASE(port->port);
-			return false;
-		}
+	switch (port->port) {
+	case PORT_B:
+		bit = PORTB_HOTPLUG_LIVE_STATUS_G4X;
+		break;
+	case PORT_C:
+		bit = PORTC_HOTPLUG_LIVE_STATUS_G4X;
+		break;
+	case PORT_D:
+		bit = PORTD_HOTPLUG_LIVE_STATUS_G4X;
+		break;
+	default:
+		MISSING_CASE(port->port);
+		return false;
+	}
+
+	return I915_READ(PORT_HOTPLUG_STAT) & bit;
+}
+
+static bool vlv_digital_port_connected(struct drm_i915_private *dev_priv,
+				       struct intel_digital_port *port)
+{
+	u32 bit;
+
+	switch (port->port) {
+	case PORT_B:
+		bit = PORTB_HOTPLUG_LIVE_STATUS_VLV;
+		break;
+	case PORT_C:
+		bit = PORTC_HOTPLUG_LIVE_STATUS_VLV;
+		break;
+	case PORT_D:
+		bit = PORTD_HOTPLUG_LIVE_STATUS_VLV;
+		break;
+	default:
+		MISSING_CASE(port->port);
+		return false;
 	}
 
 	return I915_READ(PORT_HOTPLUG_STAT) & bit;
@@ -4577,6 +4583,8 @@ static bool intel_digital_port_connected(struct drm_i915_private *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 if (IS_VALLEYVIEW(dev_priv))
+		return vlv_digital_port_connected(dev_priv, port);
 	else
 		return g4x_digital_port_connected(dev_priv, port);
 }
-- 
2.1.4

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