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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-05-31 15:06:51 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-06-13 15:58:21 +0200 |
| commit | fd5ada04030cb584251c381cb70daa41e984ae82 (patch) | |
| tree | 8ac8094637a5322efa36a4408b35434920ccb5d5 /arch/s390/include/asm/stp.h | |
| parent | 936cc855ffe808b428cf75116fe031af9f12237e (diff) | |
| download | lwn-fd5ada04030cb584251c381cb70daa41e984ae82.tar.gz lwn-fd5ada04030cb584251c381cb70daa41e984ae82.zip | |
s390/time: remove ETR support
The External-Time-Reference (ETR) clock synchronization interface has
been superseded by Server-Time-Protocol (STP). Remove the outdated
ETR interface.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/stp.h')
| -rw-r--r-- | arch/s390/include/asm/stp.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/s390/include/asm/stp.h b/arch/s390/include/asm/stp.h new file mode 100644 index 000000000000..7689727585b2 --- /dev/null +++ b/arch/s390/include/asm/stp.h @@ -0,0 +1,51 @@ +/* + * Copyright IBM Corp. 2006 + * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) + */ +#ifndef __S390_STP_H +#define __S390_STP_H + +/* notifier for syncs */ +extern struct atomic_notifier_head s390_epoch_delta_notifier; + +/* STP interruption parameter */ +struct stp_irq_parm { + unsigned int _pad0 : 14; + unsigned int tsc : 1; /* Timing status change */ + unsigned int lac : 1; /* Link availability change */ + unsigned int tcpc : 1; /* Time control parameter change */ + unsigned int _pad2 : 15; +} __attribute__ ((packed)); + +#define STP_OP_SYNC 1 +#define STP_OP_CTRL 3 + +struct stp_sstpi { + unsigned int rsvd0; + unsigned int rsvd1 : 8; + unsigned int stratum : 8; + unsigned int vbits : 16; + unsigned int leaps : 16; + unsigned int tmd : 4; + unsigned int ctn : 4; + unsigned int rsvd2 : 3; + unsigned int c : 1; + unsigned int tst : 4; + unsigned int tzo : 16; + unsigned int dsto : 16; + unsigned int ctrl : 16; + unsigned int rsvd3 : 16; + unsigned int tto; + unsigned int rsvd4; + unsigned int ctnid[3]; + unsigned int rsvd5; + unsigned int todoff[4]; + unsigned int rsvd6[48]; +} __attribute__ ((packed)); + +/* Functions needed by the machine check handler */ +int stp_sync_check(void); +int stp_island_check(void); +void stp_queue_work(void); + +#endif /* __S390_STP_H */ |