| Date | Wed, 8 Dec 2021 12:17:36 +0100 | Subject | Re: [PATCH 03/32] s390/sclp: detect the AENI facility | From | Christian Borntraeger <> |
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Am 07.12.21 um 21:57 schrieb Matthew Rosato: > Detect the Adapter Event Notification Interpretation facility. > > Reviewed-by: Eric Farman <farman@linux.ibm.com> > Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
> --- > arch/s390/include/asm/sclp.h | 1 + > drivers/s390/char/sclp_early.c | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h > index 524a99baf221..a763563bb3e7 100644 > --- a/arch/s390/include/asm/sclp.h > +++ b/arch/s390/include/asm/sclp.h > @@ -90,6 +90,7 @@ struct sclp_info { > unsigned char has_dirq : 1; > unsigned char has_zpci_interp : 1; > unsigned char has_aisii : 1; > + unsigned char has_aeni : 1; > unsigned int ibc; > unsigned int mtid; > unsigned int mtid_cp; > diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c > index a73120b8a5de..52a203ea23cc 100644 > --- a/drivers/s390/char/sclp_early.c > +++ b/drivers/s390/char/sclp_early.c > @@ -46,6 +46,7 @@ static void __init sclp_early_facilities_detect(void) > sclp.has_hvs = !!(sccb->fac119 & 0x80); > sclp.has_kss = !!(sccb->fac98 & 0x01); > sclp.has_aisii = !!(sccb->fac118 & 0x40); > + sclp.has_aeni = !!(sccb->fac118 & 0x20); > sclp.has_zpci_interp = !!(sccb->fac118 & 0x01); > if (sccb->fac85 & 0x02) > S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP; >
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