On 16.01.2018 21:02, Christian Borntraeger wrote: > From: Michael Mueller <mimu@xxxxxxxxxxxxxxxxxx> > > The GISA format facility is required by the host to be able to process > a format-1 GISA. If not available, the used GISA format will be format-0. > All format-1 related extension will not be available in this case. > > Signed-off-by: Michael Mueller <mimu@xxxxxxxxxxxxxxxxxx> > Reviewed-by: Pierre Morel <pmorel@xxxxxxxxxxxxxxxxxx> > Reviewed-by: Halil Pasic <pasic@xxxxxxxxxxxxxxxxxx> > Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxx> > Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx> > --- > arch/s390/include/asm/sclp.h | 1 + > drivers/s390/char/sclp_early.c | 3 ++- > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h > index d3c1a8a2e3ad..3cae9168f63c 100644 > --- a/arch/s390/include/asm/sclp.h > +++ b/arch/s390/include/asm/sclp.h > @@ -77,6 +77,7 @@ struct sclp_info { > unsigned char has_ibs : 1; > unsigned char has_skey : 1; > unsigned char has_kss : 1; > + unsigned char has_gisaf : 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 d06bc5674e5f..6b1891539c84 100644 > --- a/drivers/s390/char/sclp_early.c > +++ b/drivers/s390/char/sclp_early.c > @@ -49,7 +49,7 @@ struct read_info_sccb { > u8 _pad_112[116 - 112]; /* 112-115 */ > u8 fac116; /* 116 */ > u8 fac117; /* 117 */ > - u8 _pad_118; /* 118 */ > + u8 fac118; /* 118 */ > u8 fac119; /* 119 */ > u16 hcpua; /* 120-121 */ > u8 _pad_122[124 - 122]; /* 122-123 */ > @@ -100,6 +100,7 @@ static void __init sclp_early_facilities_detect(struct read_info_sccb *sccb) > sclp.has_esca = !!(sccb->fac116 & 0x08); > sclp.has_pfmfi = !!(sccb->fac117 & 0x40); > sclp.has_ibs = !!(sccb->fac117 & 0x20); > + sclp.has_gisaf = !!(sccb->fac118 & 0x08); > sclp.has_hvs = !!(sccb->fac119 & 0x80); > sclp.has_kss = !!(sccb->fac98 & 0x01); > if (sccb->fac85 & 0x02) > No public documentation to validate. Acked-by: David Hildenbrand <david@xxxxxxxxxx> -- Thanks, David / dhildenb -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html