[MIPS] replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/au1000/common/power.c b/arch/mips/au1000/common/power.c
index 54047d6..ca4b3de 100644
--- a/arch/mips/au1000/common/power.c
+++ b/arch/mips/au1000/common/power.c
@@ -47,7 +47,7 @@
 
 #define DEBUG 1
 #ifdef DEBUG
-#  define DPRINTK(fmt, args...)	printk("%s: " fmt, __FUNCTION__ , ## args)
+#  define DPRINTK(fmt, args...)	printk("%s: " fmt, __func__, ## args)
 #else
 #  define DPRINTK(fmt, args...)
 #endif