From: Jiang Liu <jiang.liu@linux.intel.com>
Date: Thu, 4 Jun 2015 04:13:26 +0000 (+0800)
Subject: genirq: Introduce helper irq_desc_get_irq()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=304adf8a8fff972f633bf52b3d160682d3f3d5d2;p=linux-beck.git

genirq: Introduce helper irq_desc_get_irq()

Introduce helper irq_desc_get_irq() to retrieve the irq number from
the irq descriptor.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Link: http://lkml.kernel.org/r/1433391238-19471-17-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 66c41b40ca50..a72bfd94ea10 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -100,6 +100,11 @@ static inline struct irq_desc *irq_data_to_desc(struct irq_data *data)
 #endif
 }
 
+static inline unsigned int irq_desc_get_irq(struct irq_desc *desc)
+{
+	return desc->irq_data.irq;
+}
+
 static inline struct irq_data *irq_desc_get_irq_data(struct irq_desc *desc)
 {
 	return &desc->irq_data;