diff options
Diffstat (limited to 'drivers/s390/char/sclp.h')
| -rw-r--r-- | drivers/s390/char/sclp.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/s390/char/sclp.h b/drivers/s390/char/sclp.h index 25bcd4c0ed8..a68b5ec7d04 100644 --- a/drivers/s390/char/sclp.h +++ b/drivers/s390/char/sclp.h @@ -15,7 +15,7 @@ /* maximum number of pages concerning our own memory management */ #define MAX_KMEM_PAGES (sizeof(unsigned long) << 3) -#define MAX_CONSOLE_PAGES 6 +#define SCLP_CONSOLE_PAGES 6 #define EVTYP_OPCMD 0x01 #define EVTYP_MSG 0x02 @@ -99,6 +99,7 @@ struct init_sccb { } __attribute__((packed)); extern u64 sclp_facilities; + #define SCLP_HAS_CHP_INFO (sclp_facilities & 0x8000000000000000ULL) #define SCLP_HAS_CHP_RECONFIG (sclp_facilities & 0x2000000000000000ULL) #define SCLP_HAS_CPU_INFO (sclp_facilities & 0x0800000000000000ULL) @@ -132,6 +133,11 @@ struct sclp_req { /* Callback that is called after reaching final status. */ void (*callback)(struct sclp_req *, void *data); void *callback_data; + int queue_timeout; /* request queue timeout (sec), set by + caller of sclp_add_request(), if + needed */ + /* Internal fields */ + unsigned long queue_expires; /* request queue timeout (jiffies) */ }; #define SCLP_REQ_FILLED 0x00 /* request is ready to be processed */ @@ -139,6 +145,9 @@ struct sclp_req { #define SCLP_REQ_RUNNING 0x02 /* request is currently running */ #define SCLP_REQ_DONE 0x03 /* request is completed successfully */ #define SCLP_REQ_FAILED 0x05 /* request is finally failed */ +#define SCLP_REQ_QUEUED_TIMEOUT 0x06 /* request on queue timed out */ + +#define SCLP_QUEUE_INTERVAL 5 /* timeout interval for request queue */ /* function pointers that a high level driver has to use for registration */ /* of some routines it wants to be called from the low level driver */ @@ -171,10 +180,19 @@ int sclp_remove_processed(struct sccb_header *sccb); int sclp_deactivate(void); int sclp_reactivate(void); int sclp_service_call(sclp_cmdw_t command, void *sccb); +int sclp_sync_request(sclp_cmdw_t command, void *sccb); +int sclp_sync_request_timeout(sclp_cmdw_t command, void *sccb, int timeout); int sclp_sdias_init(void); void sclp_sdias_exit(void); +extern int sclp_console_pages; +extern int sclp_console_drop; +extern unsigned long sclp_console_full; +extern u8 sclp_fac84; +extern unsigned long long sclp_rzm; +extern unsigned long long sclp_rnmax; + /* useful inlines */ /* VM uses EBCDIC 037, LPAR+native(SE+HMC) use EBCDIC 500 */ |