PNP: support optional IRQ resources

[linux-2.6-omap-h63xx.git] / include / linux / ioport.h

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 39db059ffb8b3c342210e544b4f76b4d5a33690e..2cd07cc29687c49bd1cf8a0883cf5c72bbb4e762 100644 (file)
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -59,6 +59,7 @@ struct resource_list {
 #define IORESOURCE_IRQ_HIGHLEVEL       (1<<2)
 #define IORESOURCE_IRQ_LOWLEVEL                (1<<3)
 #define IORESOURCE_IRQ_SHAREABLE       (1<<4)
+#define IORESOURCE_IRQ_OPTIONAL        (1<<5)
 
 /* PnP DMA specific bits (IORESOURCE_BITS) */
 #define IORESOURCE_DMA_TYPE_MASK       (3<<0)