When CONFIG_OF is not set kernel < 3.5 does not provide an empty
implementation of this function, more recent kernels do so.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/of_irq.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
create mode 100644 backport/backport-include/linux/of_irq.h
diff --git a/backport/backport-include/linux/of_irq.h b/backport/backport-include/linux/of_irq.h
new file mode 100644
index 0000000..b5cb432
--- /dev/null
+++ b/backport/backport-include/linux/of_irq.h
@@ -0,0 +1,15 @@
+#ifndef __BACKPORT_OF_IRQ_H
+#define __BACKPORT_OF_IRQ_H
+#include_next <linux/of_irq.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0) && !defined(CONFIG_OF)
+#define irq_of_parse_and_map LINUX_BACKPORT(irq_of_parse_and_map)
+static inline unsigned int irq_of_parse_and_map(struct device_node *dev,
+ int index)
+{
+ return 0;
+}
+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,5,0) */
+
+#endif /* __BACKPORT_OF_IRQ_H */
--
2.6.2
--
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