forked from luck/tmp_suning_uos_patched
[S390] Move stfle to header file.
stfle will be needed by the ap_bus module to figure out wether the AP queue adapter interruption facility is installed. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -12,6 +12,7 @@
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#define __ASM_SYSTEM_H
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <asm/types.h>
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#include <asm/ptrace.h>
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#include <asm/setup.h>
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@ -413,8 +414,6 @@ __set_psw_mask(unsigned long mask)
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#define local_mcck_enable() __set_psw_mask(psw_kernel_bits)
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#define local_mcck_disable() __set_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK)
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int stfle(unsigned long long *list, int doublewords);
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#ifdef CONFIG_SMP
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extern void smp_ctl_set_bit(int cr, int bit);
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@ -438,6 +437,23 @@ static inline unsigned int stfl(void)
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return S390_lowcore.stfl_fac_list;
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}
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static inline int __stfle(unsigned long long *list, int doublewords)
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{
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typedef struct { unsigned long long _[doublewords]; } addrtype;
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register unsigned long __nr asm("0") = doublewords - 1;
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asm volatile(".insn s,0xb2b00000,%0" /* stfle */
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: "=m" (*(addrtype *) list), "+d" (__nr) : : "cc");
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return __nr + 1;
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}
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static inline int stfle(unsigned long long *list, int doublewords)
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{
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if (!(stfl() & (1UL << 24)))
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return -EOPNOTSUPP;
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return __stfle(list, doublewords);
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}
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static inline unsigned short stap(void)
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{
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unsigned short cpu_address;
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@ -651,23 +651,6 @@ setup_memory(void)
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#endif
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}
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static int __init __stfle(unsigned long long *list, int doublewords)
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{
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typedef struct { unsigned long long _[doublewords]; } addrtype;
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register unsigned long __nr asm("0") = doublewords - 1;
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asm volatile(".insn s,0xb2b00000,%0" /* stfle */
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: "=m" (*(addrtype *) list), "+d" (__nr) : : "cc");
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return __nr + 1;
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}
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int __init stfle(unsigned long long *list, int doublewords)
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{
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if (!(stfl() & (1UL << 24)))
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return -EOPNOTSUPP;
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return __stfle(list, doublewords);
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}
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/*
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* Setup hardware capabilities.
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*/
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