diff options
Diffstat (limited to 'arch/s390/include/asm/diag.h')
| -rw-r--r-- | arch/s390/include/asm/diag.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h index 20b94220113b..c0d43512f4fc 100644 --- a/arch/s390/include/asm/diag.h +++ b/arch/s390/include/asm/diag.h @@ -12,6 +12,7 @@ #include <linux/if_ether.h> #include <linux/percpu.h> #include <asm/asm-extable.h> +#include <asm/sclp.h> #include <asm/cio.h> enum diag_stat_enum { @@ -117,6 +118,8 @@ enum diag204_sc { }; #define DIAG204_SUBCODE_MASK 0xffff +#define DIAG204_BIF_BIT 0x80000000 +#define DIAG204_BUSY_WAIT (HZ / 10) /* The two available diag 204 data formats */ enum diag204_format { @@ -326,6 +329,11 @@ union diag318_info { }; }; +static inline bool diag204_has_bif(void) +{ + return sclp.has_diag204_bif; +} + int diag204(unsigned long subcode, unsigned long size, void *addr); int diag224(void *ptr); int diag26c(void *req, void *resp, enum diag26c_sc subcode); |