From: Matthew Rosato Date: Mon, 6 Jun 2022 20:33:08 +0000 (-0400) Subject: s390/sclp: detect the AISI facility X-Git-Tag: block-6.0-2022-08-12~19^2~6^2~34^2~21^2~17 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b05a870c5e4e6a113b7f3fb61b5fa0869e40dd30;p=linux-2.6-block.git s390/sclp: detect the AISI facility Detect the Adapter Interruption Suppression Interpretation facility. Reviewed-by: Eric Farman Reviewed-by: Christian Borntraeger Reviewed-by: Claudio Imbrenda Signed-off-by: Matthew Rosato Link: https://lore.kernel.org/r/20220606203325.110625-5-mjrosato@linux.ibm.com Signed-off-by: Christian Borntraeger --- diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h index b0e67414c492..addefe8ccdba 100644 --- a/arch/s390/include/asm/sclp.h +++ b/arch/s390/include/asm/sclp.h @@ -91,6 +91,7 @@ struct sclp_info { unsigned char has_zpci_lsi : 1; unsigned char has_aisii : 1; unsigned char has_aeni : 1; + unsigned char has_aisi : 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 aefdf0b17dbe..d15b0d541de3 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -47,6 +47,7 @@ static void __init sclp_early_facilities_detect(void) sclp.has_kss = !!(sccb->fac98 & 0x01); sclp.has_aisii = !!(sccb->fac118 & 0x40); sclp.has_aeni = !!(sccb->fac118 & 0x20); + sclp.has_aisi = !!(sccb->fac118 & 0x10); sclp.has_zpci_lsi = !!(sccb->fac118 & 0x01); if (sccb->fac85 & 0x02) S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP;