2014-11-04 12:09:35

by Frank Blaschka

[permalink] [raw]
Subject: [PATCH linux-next] s390/io: add ioport_map stubs

From: Frank Blaschka <[email protected]>

add ioport_map stubs to make vfio build on s390.

Signed-off-by: Frank Blaschka <[email protected]>
---
arch/s390/include/asm/io.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index cd6b9ee..ba516f8 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -38,6 +38,15 @@ static inline void iounmap(volatile void __iomem *addr)
{
}

+static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
+{
+ return NULL;
+}
+
+static inline void ioport_unmap(void __iomem *p)
+{
+}
+
/*
* s390 needs a private implementation of pci_iomap since ioremap with its
* offset parameter isn't sufficient. That's because BAR spaces are not
--
1.8.5.5