1 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 26fad187d661..b22790268b64 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -52,6 +52,7 @@ struct resource_list {
 
 #define IORESOURCE_MEM_64       0x00100000
 #define IORESOURCE_WINDOW       0x00200000      /* forwarded by bridge */
+#define IORESOURCE_MUXED        0x00400000      /* Resource is software muxed */
 
 #define IORESOURCE_EXCLUSIVE    0x08000000      /* Userland may not map this resource */
 #define IORESOURCE_DISABLED     0x10000000
@@ -143,7 +144,8 @@ static inline unsigned long resource_type(const struct resource *res)
 }
 
 /* Convenience shorthand with allocation */
-#define request_region(start,n,name)    __request_region(&ioport_resource, (start), (n), (name), 0)
+#define request_region(start,n,name)            __request_region(&ioport_resource, (start), (n), (name), 0)
+#define request_muxed_region(start,n,name)      __request_region(&ioport_resource, (start), (n), (name), IORESOURCE_MUXED)
 #define __request_mem_region(start,n,name, excl) __request_region(&iomem_resource, (start), (n), (name), excl)
 #define request_mem_region(start,n,name) __request_region(&iomem_resource, (start), (n), (name), 0)
 #define request_mem_region_exclusive(start,n,name) \