From: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
Let's detect if we have that facility.
Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Signed-off-by: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
arch/s390/include/asm/sclp.h | 4 +++-
drivers/s390/char/sclp_early.c | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index ef1f427..c91ad19 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -41,7 +41,8 @@ struct sclp_core_entry {
u8 reserved2[3];
u8 : 2;
u8 ib : 1;
- u8 : 5;
+ u8 cei : 1;
+ u8 : 4;
u8 reserved3[6];
u8 type;
u8 reserved1;
@@ -69,6 +70,7 @@ struct sclp_info {
unsigned char has_cmma : 1;
unsigned char has_gsls : 1;
unsigned char has_ib : 1;
+ unsigned char has_cei : 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 2240b61..4b330fb 100644
--- a/drivers/s390/char/sclp_early.c
+++ b/drivers/s390/char/sclp_early.c
@@ -150,6 +150,7 @@ static void __init sclp_facilities_detect(struct read_info_sccb *sccb)
sclp.has_sief2 = cpue->sief2;
sclp.has_gpere = cpue->gpere;
sclp.has_ib = cpue->ib;
+ sclp.has_cei = cpue->cei;
break;
}
--
2.5.5
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