diff --git a/arch/mips/include/asm/mach-generic/mangle-port.h b/arch/mips/include/asm/mach-generic/mangle-port.h
index f49dc990214b..e4daf163706c 100644
--- a/arch/mips/include/asm/mach-generic/mangle-port.h
+++ b/arch/mips/include/asm/mach-generic/mangle-port.h
@@ -45,7 +45,7 @@
 # define ioswabl(a, x)		(x)
 # define __mem_ioswabl(a, x)	cpu_to_le32(x)
 # define ioswabq(a, x)		(x)
-# define __mem_ioswabq(a, x)	cpu_to_le32(x)
+# define __mem_ioswabq(a, x)	cpu_to_le64(x)
 
 #endif
 
diff --git a/arch/mips/include/asm/mach-ip32/mangle-port.h b/arch/mips/include/asm/mach-ip32/mangle-port.h
index f1d0f1756a9f..c5ef72ccb0d5 100644
--- a/arch/mips/include/asm/mach-ip32/mangle-port.h
+++ b/arch/mips/include/asm/mach-ip32/mangle-port.h
@@ -21,6 +21,6 @@
 # define ioswabl(a, x)		(x)
 # define __mem_ioswabl(a, x)	cpu_to_le32(x)
 # define ioswabq(a, x)		(x)
-# define __mem_ioswabq(a, x)	cpu_to_le32(x)
+# define __mem_ioswabq(a, x)	cpu_to_le64(x)
 
 #endif /* __ASM_MACH_IP32_MANGLE_PORT_H */