drm/i915/irq: split out i915_display_irq_postinstall()

Split out i915_display_irq_postinstall() similar to other platforms.

Reviewed-by: Gustavo Sousa <[email protected]>
Link: https://lore.kernel.org/r/11de06206ff10c27104b0ac3efda085bf4c1f1a6.1746536745.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <[email protected]>

Author: jnikula

drivers/gpu/drm/i915/display/intel_display_irq.c

@@ -1902,6 +1902,22 @@ void i9xx_display_irq_reset(struct intel_display *display)
 	i9xx_pipestat_irq_reset(display);
 }
 
+void i915_display_irq_postinstall(struct intel_display *display)
+{
+	struct drm_i915_private *dev_priv = to_i915(display->drm);
+
+	/*
+	 * Interrupt setup is already guaranteed to be single-threaded, this is
+	 * just to make the assert_spin_locked check happy.
+	 */
+	spin_lock_irq(&dev_priv->irq_lock);
+	i915_enable_pipestat(display, PIPE_A, PIPE_CRC_DONE_INTERRUPT_STATUS);
+	i915_enable_pipestat(display, PIPE_B, PIPE_CRC_DONE_INTERRUPT_STATUS);
+	spin_unlock_irq(&dev_priv->irq_lock);
+
+	i915_enable_asle_pipestat(display);
+}
+
 static u32 vlv_error_mask(void)
 {
 	/* TODO enable other errors too? */

drivers/gpu/drm/i915/display/intel_display_irq.h

@@ -61,6 +61,7 @@ void vlv_display_irq_reset(struct intel_display *display);
 void gen8_display_irq_reset(struct intel_display *display);
 void gen11_display_irq_reset(struct intel_display *display);
 
+void i915_display_irq_postinstall(struct intel_display *display);
 void vlv_display_irq_postinstall(struct intel_display *display);
 void ilk_de_irq_postinstall(struct intel_display *display);
 void gen8_de_irq_postinstall(struct intel_display *display);

drivers/gpu/drm/i915/i915_irq.c

@@ -935,14 +935,7 @@ static void i915_irq_postinstall(struct drm_i915_private *dev_priv)
 
 	gen2_irq_init(uncore, GEN2_IRQ_REGS, dev_priv->irq_mask, enable_mask);
 
-	/* Interrupt setup is already guaranteed to be single-threaded, this is
-	 * just to make the assert_spin_locked check happy. */
-	spin_lock_irq(&dev_priv->irq_lock);
-	i915_enable_pipestat(display, PIPE_A, PIPE_CRC_DONE_INTERRUPT_STATUS);
-	i915_enable_pipestat(display, PIPE_B, PIPE_CRC_DONE_INTERRUPT_STATUS);
-	spin_unlock_irq(&dev_priv->irq_lock);
-
-	i915_enable_asle_pipestat(display);
+	i915_display_irq_postinstall(display);
 }
 
 static irqreturn_t i915_irq_handler(int irq, void *arg)