diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
index 0c02f41e1a1f..02f06294bbfe 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
@@ -849,19 +849,17 @@ int atomisp_css_irq_translate(struct atomisp_device *isp,
 void atomisp_css_rx_get_irq_info(enum mipi_port_id port,
 				 unsigned int *infos)
 {
-#ifndef ISP2401
-	ia_css_isys_rx_get_irq_info(port, infos);
-#else
-	*infos = 0;
-#endif
+	if (IS_ISP2401)
+		*infos = 0;
+	else
+		ia_css_isys_rx_get_irq_info(port, infos);
 }
 
 void atomisp_css_rx_clear_irq_info(enum mipi_port_id port,
 				   unsigned int infos)
 {
-#ifndef ISP2401
-	ia_css_isys_rx_clear_irq_info(port, infos);
-#endif
+	if (!IS_ISP2401)
+		ia_css_isys_rx_clear_irq_info(port, infos);
 }
 
 int atomisp_css_irq_enable(struct atomisp_device *isp,