[Intel-gfx] [PATCH 8/8] drm/i915/bdw+: Move misc display IRQ handling to it own function

[José Roberto de Souza]

Just moving it to reduce the tabs and avoid break code lines into
several lines.
No behavior changes intended here.

Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/i915_irq.c | 63 +++++++++++++++++++--------------
 1 file changed, 36 insertions(+), 27 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 2f788291cfe0..875102eb9ed0 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -2701,41 +2701,50 @@ static u32 gen8_de_port_aux_mask(struct drm_i915_private *dev_priv)
 	return mask;
 }
 
-static irqreturn_t
-gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
+static enum irqreturn
+gen8_de_misc_irq_handler(struct drm_i915_private *dev_priv)
 {
-	irqreturn_t ret = IRQ_NONE;
-	u32 iir;
-	enum pipe pipe;
+	u32 iir = I915_READ(GEN8_DE_MISC_IIR);
+	enum irqreturn ret = IRQ_NONE;
+	bool found = false;
 
-	if (master_ctl & GEN8_DE_MISC_IRQ) {
-		iir = I915_READ(GEN8_DE_MISC_IIR);
-		if (iir) {
-			bool found = false;
-
-			I915_WRITE(GEN8_DE_MISC_IIR, iir);
-			ret = IRQ_HANDLED;
+	if (!iir) {
+		DRM_ERROR("The master control interrupt lied (DE MISC)!\n");
+		return ret;
+	}
 
-			if (iir & GEN8_DE_MISC_GSE) {
-				intel_opregion_asle_intr(dev_priv);
-				found = true;
-			}
+	I915_WRITE(GEN8_DE_MISC_IIR, iir);
+	ret = IRQ_HANDLED;
 
-			if (iir & GEN8_DE_EDP_PSR) {
-				u32 psr_iir = I915_READ(EDP_PSR_IIR);
+	if (iir & GEN8_DE_MISC_GSE) {
+		intel_opregion_asle_intr(dev_priv);
+		found = true;
+	}
 
-				intel_psr_irq_handler(dev_priv, psr_iir);
-				I915_WRITE(EDP_PSR_IIR, psr_iir);
-				found = true;
-			}
+	if (iir & GEN8_DE_EDP_PSR) {
+		u32 psr_iir = I915_READ(EDP_PSR_IIR);
 
-			if (!found)
-				DRM_ERROR("Unexpected DE Misc interrupt\n");
-		}
-		else
-			DRM_ERROR("The master control interrupt lied (DE MISC)!\n");
+		intel_psr_irq_handler(dev_priv, psr_iir);
+		I915_WRITE(EDP_PSR_IIR, psr_iir);
+		found = true;
 	}
 
+	if (!found)
+		DRM_ERROR("Unexpected DE Misc interrupt\n");
+
+	return ret;
+}
+
+static irqreturn_t
+gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
+{
+	irqreturn_t ret = IRQ_NONE;
+	u32 iir;
+	enum pipe pipe;
+
+	if (master_ctl & GEN8_DE_MISC_IRQ)
+		ret = gen8_de_misc_irq_handler(dev_priv);
+
 	if (INTEL_GEN(dev_priv) >= 11 && (master_ctl & GEN11_DE_HPD_IRQ)) {
 		iir = I915_READ(GEN11_DE_HPD_IIR);
 		if (iir) {
-- 
2.21.0