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-rw-r--r--include/linux/ioport.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 5135d4b86cd6..f9bf374f9633 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -307,6 +307,13 @@ struct resource *devm_request_free_mem_region(struct device *dev,
struct resource *request_free_mem_region(struct resource *base,
unsigned long size, const char *name);
+static inline void irqresource_disabled(struct resource *res, u32 irq)
+{
+ res->start = irq;
+ res->end = irq;
+ res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET;
+}
+
#ifdef CONFIG_IO_STRICT_DEVMEM
void revoke_devmem(struct resource *res);
#else