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author | Michael Holzheu <holzheu@linux.vnet.ibm.com> | 2013-11-13 09:38:27 (GMT) |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-11-15 13:08:41 (GMT) |
commit | 7b50da53f6ad2048241bef232bfc22a132a40283 (patch) | |
tree | d8cdf310a750de86e63c4831de2fa22affa350b4 /drivers/s390/char/sclp_early.c | |
parent | acf6a004e6a35dad17032e3b7c5a046c29957e65 (diff) | |
download | linux-7b50da53f6ad2048241bef232bfc22a132a40283.tar.xz |
s390/sclp: Consolidate early sclp init calls to sclp_early_detect()
The new function calls the old ones. The sclp_event_mask_early() is removed
and replaced by one invocation of sclp_set_event_mask(0, 0).
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/char/sclp_early.c')
-rw-r--r-- | drivers/s390/char/sclp_early.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c index cbec45f..f7aa080 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -93,20 +93,7 @@ static void __init sclp_read_info_early(void) } } -static void __init sclp_event_mask_early(void) -{ - struct init_sccb *sccb = &early_event_mask_sccb; - int rc; - - do { - memset(sccb, 0, sizeof(*sccb)); - sccb->header.length = sizeof(*sccb); - sccb->mask_length = sizeof(sccb_mask_t); - rc = sclp_cmd_sync_early(SCLP_CMDW_WRITE_EVENT_MASK, sccb); - } while (rc == -EBUSY); -} - -void __init sclp_facilities_detect(void) +static void __init sclp_facilities_detect(void) { struct read_info_sccb *sccb; @@ -122,8 +109,6 @@ void __init sclp_facilities_detect(void) sclp_rnmax = sccb->rnmax ? sccb->rnmax : sccb->rnmax2; sclp_rzm = sccb->rnsize ? sccb->rnsize : sccb->rnsize2; sclp_rzm <<= 20; - - sclp_event_mask_early(); } bool __init sclp_has_linemode(void) @@ -246,7 +231,7 @@ unsigned long sclp_get_hsa_size(void) return sclp_hsa_size; } -void __init sclp_hsa_size_detect(void) +static void __init sclp_hsa_size_detect(void) { long size; @@ -268,6 +253,12 @@ void __init sclp_hsa_size_detect(void) if (size < 0) return; out: - sclp_set_event_mask(0, 0); sclp_hsa_size = size; } + +void __init sclp_early_detect(void) +{ + sclp_facilities_detect(); + sclp_hsa_size_detect(); + sclp_set_event_mask(0, 0); +} |