genirq: add support for threaded interrupts to devres

Some devices use devres_request_irq() for to install their interrupt
handler. Add support for threaded interrupts to devres as well.

[tglx - simplified and adapted to latest threadirq version]

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 14 insertions, 3 deletions

diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 6fc2b720c231..dbf6a6fd116c 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -123,9 +123,20 @@ extern void free_irq(unsigned int, void *);
 
 struct device;
 
-extern int __must_check devm_request_irq(struct device *dev, unsigned int irq,
-                            irq_handler_t handler, unsigned long irqflags,
-                            const char *devname, void *dev_id);
+extern int __must_check
+devm_request_threaded_irq(struct device *dev, unsigned int irq,
+                          irq_handler_t handler, irq_handler_t thread_fn,
+                          unsigned long irqflags, const char *devname,
+                          void *dev_id);
+
+static inline int __must_check
+devm_request_irq(struct device *dev, unsigned int irq, irq_handler_t handler,
+                 unsigned long irqflags, const char *devname, void *dev_id)
+{
+        return devm_request_threaded_irq(dev, irq, handler, NULL, irqflags,
+                                         devname, dev_id);
+}
+
 extern void devm_free_irq(struct device *dev, unsigned int irq, void *dev_id);
 
 /*