[patch 07/16] genirq: Introduce helper irq_domain_set_info() to reduce duplicated code

[Thomas Gleixner]

From: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>

Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx>
Cc: Yijing Wang <wangyijing@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 include/linux/irqdomain.h |    5 +++++
 kernel/irq/irqdomain.c    |   10 ++++++++++
 2 files changed, 15 insertions(+)

Index: tip/include/linux/irqdomain.h
===================================================================
--- tip.orig/include/linux/irqdomain.h
+++ tip/include/linux/irqdomain.h
@@ -33,6 +33,7 @@
 #define _LINUX_IRQDOMAIN_H
 
 #include <linux/types.h>
+#include <linux/irqhandler.h>
 #include <linux/radix-tree.h>
 
 struct device_node;
@@ -263,6 +264,10 @@ extern int irq_domain_set_hwirq_and_chip
 					 irq_hw_number_t hwirq,
 					 struct irq_chip *chip,
 					 void *chip_data);
+extern void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
+				irq_hw_number_t hwirq, struct irq_chip *chip,
+				void *chip_data, irq_flow_handler_t handler,
+				void *handler_data, const char *handler_name);
 extern void irq_domain_reset_irq_data(struct irq_data *irq_data);
 extern void irq_domain_free_irqs_common(struct irq_domain *domain,
 					int virq, int nr_irqs);
Index: tip/kernel/irq/irqdomain.c
===================================================================
--- tip.orig/kernel/irq/irqdomain.c
+++ tip/kernel/irq/irqdomain.c
@@ -882,6 +882,16 @@ int irq_domain_set_hwirq_and_chip(struct
 	return 0;
 }
 
+void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
+			 irq_hw_number_t hwirq, struct irq_chip *chip,
+			 void *chip_data, irq_flow_handler_t handler,
+			 void *handler_data, const char *handler_name)
+{
+	irq_domain_set_hwirq_and_chip(domain, virq, hwirq, chip, chip_data);
+	__irq_set_handler(virq, handler, 0, handler_name);
+	irq_set_handler_data(virq, handler_data);
+}
+
 void irq_domain_reset_irq_data(struct irq_data *irq_data)
 {
 	irq_data->hwirq = 0;


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