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[S390] cio: update descriptor in chsc_chp_vary

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Update the channel path descriptor at the beginning of to the
vary_on operation.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2010-10-25 16:10:31 +02:00
committed by Martin Schwidefsky
parent 906c9768c7
commit c38a90a34c
3 changed files with 11 additions and 9 deletions
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6
drivers/s390/cio/chp.h
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@@ -52,6 +52,12 @@ struct channel_path {
void *cmg_chars;
};
/* Return channel_path struct for given chpid. */
static inline struct channel_path *chpid_to_chp(struct chp_id chpid)
{
return channel_subsystems[chpid.cssid]->chps[chpid.id];
}
int chp_get_status(struct chp_id chpid);
u8 chp_get_sch_opm(struct subchannel *sch);
int chp_is_registered(struct chp_id chpid);