aboutsummaryrefslogtreecommitdiffstats
path: root/arch/s390/include/asm/facility.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/include/asm/facility.h')
-rw-r--r--arch/s390/include/asm/facility.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h
index f040644575b7..99c8ce30b3cd 100644
--- a/arch/s390/include/asm/facility.h
+++ b/arch/s390/include/asm/facility.h
@@ -8,13 +8,31 @@
#ifndef __ASM_FACILITY_H
#define __ASM_FACILITY_H
-#include <generated/facilities.h>
+#include <asm/facility-defs.h>
#include <linux/string.h>
#include <linux/preempt.h>
#include <asm/lowcore.h>
#define MAX_FACILITY_BIT (sizeof(((struct lowcore *)0)->stfle_fac_list) * 8)
+static inline void __set_facility(unsigned long nr, void *facilities)
+{
+ unsigned char *ptr = (unsigned char *) facilities;
+
+ if (nr >= MAX_FACILITY_BIT)
+ return;
+ ptr[nr >> 3] |= 0x80 >> (nr & 7);
+}
+
+static inline void __clear_facility(unsigned long nr, void *facilities)
+{
+ unsigned char *ptr = (unsigned char *) facilities;
+
+ if (nr >= MAX_FACILITY_BIT)
+ return;
+ ptr[nr >> 3] &= ~(0x80 >> (nr & 7));
+}
+
static inline int __test_facility(unsigned long nr, void *facilities)
{
unsigned char *ptr;