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author | Sebastian Ott <sebott@linux.ibm.com> | 2019-02-12 12:37:50 +0100 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2019-04-29 10:47:01 +0200 |
commit | 0a9fddfaa8ea0f66564329ce89390c8dd38b2df0 (patch) | |
tree | 736ac8c669d5c5163b9001df3eacdc180a15addb /drivers/s390/char/sclp_early.c | |
parent | s390/pci: move everything irq related to pci_irq.c (diff) | |
download | linux-dev-0a9fddfaa8ea0f66564329ce89390c8dd38b2df0.tar.xz linux-dev-0a9fddfaa8ea0f66564329ce89390c8dd38b2df0.zip |
s390/sclp: detect DIRQ facility
Detect the adapter CPU directed interruption facility.
Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to '')
-rw-r--r-- | drivers/s390/char/sclp_early.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c index dae9de3d7c96..fdad2a980129 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -95,6 +95,7 @@ static void __init sclp_early_facilities_detect(struct read_info_sccb *sccb) sclp.mtid_prev = (sccb->fac42 & 0x80) ? (sccb->fac66 & 31) : 0; sclp.hmfai = sccb->hmfai; + sclp.has_dirq = !!(sccb->cpudirq & 0x80); } /* |