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authorJiang Liu <jiang.liu@linux.intel.com>2015-06-04 07:13:26 +0300
committerThomas Gleixner <tglx@linutronix.de>2015-06-26 22:28:32 +0300
commit304adf8a8fff972f633bf52b3d160682d3f3d5d2 (patch)
treef57d511e52548dc5a385cb4ad3e61ccc6be4e4fb /include/linux/irqdesc.h
parent08dad486d98e55d49b760cbaa20b71f35566d4e6 (diff)
downloadlinux-304adf8a8fff972f633bf52b3d160682d3f3d5d2.tar.xz
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>
Diffstat (limited to 'include/linux/irqdesc.h')
-rw-r--r--include/linux/irqdesc.h5
1 files changed, 5 insertions, 0 deletions
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;