Detect the Adapter Interruption Source ID Interpretation facility.
Reviewed-by: Eric Farman <farman@xxxxxxxxxxxxx>
Signed-off-by: Matthew Rosato <mjrosato@xxxxxxxxxxxxx>
---
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 c84e8e0ca344..524a99baf221 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -89,6 +89,7 @@ struct sclp_info {
unsigned char has_sipl : 1;
unsigned char has_dirq : 1;
unsigned char has_zpci_interp : 1;
+ unsigned char has_aisii : 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 2e8199b7ae50..a73120b8a5de 100644
--- a/drivers/s390/char/sclp_early.c
+++ b/drivers/s390/char/sclp_early.c
@@ -45,6 +45,7 @@ static void __init sclp_early_facilities_detect(void)
sclp.has_gisaf = !!(sccb->fac118 & 0x08);
sclp.has_hvs = !!(sccb->fac119 & 0x80);
sclp.has_kss = !!(sccb->fac98 & 0x01);
+ sclp.has_aisii = !!(sccb->fac118 & 0x40);
sclp.has_zpci_interp = !!(sccb->fac118 & 0x01);
if (sccb->fac85 & 0x02)
S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP;
--
2.27.0
