lkml.org 
[lkml]   [2021]   [Dec]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 01/32] s390/sclp: detect the zPCI interpretation facility
    On Tue,  7 Dec 2021 15:57:12 -0500
    Matthew Rosato <mjrosato@linux.ibm.com> wrote:

    > Detect the zPCI Load/Store Interpretation facility.
    >
    > Reviewed-by: Eric Farman <farman@linux.ibm.com>
    > Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>

    I have the same comment as Christian; with that fixed:

    Reviewed-by: Claudio Imbrenda <imbrenda@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 c68ea35de498..c84e8e0ca344 100644
    > --- a/arch/s390/include/asm/sclp.h
    > +++ b/arch/s390/include/asm/sclp.h
    > @@ -88,6 +88,7 @@ struct sclp_info {
    > unsigned char has_diag318 : 1;
    > unsigned char has_sipl : 1;
    > unsigned char has_dirq : 1;
    > + unsigned char has_zpci_interp : 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 b64feab62caa..2e8199b7ae50 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_zpci_interp = !!(sccb->fac118 & 0x01);
    > if (sccb->fac85 & 0x02)
    > S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP;
    > if (sccb->fac91 & 0x40)

    \
     
     \ /
      Last update: 2021-12-08 15:13    [W:6.572 / U:0.060 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site