diff options
Diffstat (limited to 'include/nios2.h')
-rw-r--r-- | include/nios2.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/nios2.h b/include/nios2.h index 54954e3f5a..df8126a66e 100644 --- a/include/nios2.h +++ b/include/nios2.h @@ -24,6 +24,8 @@ #ifndef __NIOS2_H__ #define __NIOS2_H__ +#include <linux/stringify.h> + /*------------------------------------------------------------------------ * Control registers -- use with wrctl() & rdctl() *----------------------------------------------------------------------*/ @@ -36,11 +38,10 @@ /*------------------------------------------------------------------------ * Access to control regs *----------------------------------------------------------------------*/ -#define _str_(x) #x #define rdctl(reg)\ ({unsigned int val;\ - asm volatile( "rdctl %0, ctl" _str_(reg)\ + asm volatile("rdctl %0, ctl" __stringify(reg) \ : "=r" (val) ); val;}) #define wrctl(reg,val)\ |