From: Matthew Rosato <mjrosato@linux.ibm.com>
To: linux-s390@vger.kernel.org
Cc: alex.williamson@redhat.com, cohuck@redhat.com,
schnelle@linux.ibm.com, farman@linux.ibm.com,
pmorel@linux.ibm.com, borntraeger@linux.ibm.com,
hca@linux.ibm.com, gor@linux.ibm.com,
gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com,
svens@linux.ibm.com, frankja@linux.ibm.com, david@redhat.com,
imbrenda@linux.ibm.com, vneethv@linux.ibm.com,
oberpar@linux.ibm.com, freude@linux.ibm.com, thuth@redhat.com,
pasic@linux.ibm.com, pbonzini@redhat.com, corbet@lwn.net,
jgg@nvidia.com, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org
Subject: [PATCH v8 04/22] s390/sclp: detect the AISI facility
Date: Tue, 24 May 2022 14:58:49 -0400 [thread overview]
Message-ID: <20220524185907.140285-5-mjrosato@linux.ibm.com> (raw)
In-Reply-To: <20220524185907.140285-1-mjrosato@linux.ibm.com>
Detect the Adapter Interruption Suppression Interpretation facility.
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Signed-off-by: Matthew Rosato <mjrosato@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 ff359df62154..bdd365407176 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -90,6 +90,7 @@ 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 e9af01b4c97a..c13e55cc4a5d 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;
--
2.27.0
next prev parent reply other threads:[~2022-05-24 18:59 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-24 18:58 [PATCH v8 00/22] KVM: s390: enable zPCI for interpretive execution Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 01/22] s390/sclp: detect the zPCI load/store interpretation facility Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 02/22] s390/sclp: detect the AISII facility Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 03/22] s390/sclp: detect the AENI facility Matthew Rosato
2022-05-24 18:58 ` Matthew Rosato [this message]
2022-05-24 18:58 ` [PATCH v8 05/22] s390/airq: pass more TPI info to airq handlers Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 06/22] s390/airq: allow for airq structure that uses an input vector Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 07/22] s390/pci: externalize the SIC operation controls and routine Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 08/22] s390/pci: stash associated GISA designation Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 09/22] s390/pci: stash dtsm and maxstbl Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 10/22] vfio/pci: introduce CONFIG_VFIO_PCI_ZDEV_KVM Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 11/22] KVM: s390: pci: add basic kvm_zdev structure Matthew Rosato
2022-05-24 22:50 ` Alex Williamson
2022-05-25 13:19 ` Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 12/22] KVM: s390: pci: do initial setup for AEN interpretation Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 13/22] KVM: s390: pci: enable host forwarding of Adapter Event Notifications Matthew Rosato
2022-05-24 18:58 ` [PATCH v8 14/22] KVM: s390: mechanism to enable guest zPCI Interpretation Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 15/22] KVM: s390: pci: provide routines for enabling/disabling interrupt forwarding Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 16/22] KVM: s390: pci: add routines to start/stop interpretive execution Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 17/22] vfio-pci/zdev: add open/close device hooks Matthew Rosato
2022-05-24 21:08 ` Jason Gunthorpe
2022-05-25 13:23 ` Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 18/22] vfio-pci/zdev: add function handle to clp base capability Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 19/22] vfio-pci/zdev: different maxstbl for interpreted devices Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 20/22] KVM: s390: add KVM_S390_ZPCI_OP to manage guest zPCI devices Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 21/22] KVM: s390: introduce CPU feature for zPCI Interpretation Matthew Rosato
2022-05-24 18:59 ` [PATCH v8 22/22] MAINTAINERS: additional files related kvm s390 pci passthrough Matthew Rosato
2022-05-24 19:06 ` [PATCH v8 00/22] KVM: s390: enable zPCI for interpretive execution Matthew Rosato
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220524185907.140285-5-mjrosato@linux.ibm.com \
--to=mjrosato@linux.ibm.com \
--cc=agordeev@linux.ibm.com \
--cc=alex.williamson@redhat.com \
--cc=borntraeger@linux.ibm.com \
--cc=cohuck@redhat.com \
--cc=corbet@lwn.net \
--cc=david@redhat.com \
--cc=farman@linux.ibm.com \
--cc=frankja@linux.ibm.com \
--cc=freude@linux.ibm.com \
--cc=gerald.schaefer@linux.ibm.com \
--cc=gor@linux.ibm.com \
--cc=hca@linux.ibm.com \
--cc=imbrenda@linux.ibm.com \
--cc=jgg@nvidia.com \
--cc=kvm@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-s390@vger.kernel.org \
--cc=oberpar@linux.ibm.com \
--cc=pasic@linux.ibm.com \
--cc=pbonzini@redhat.com \
--cc=pmorel@linux.ibm.com \
--cc=schnelle@linux.ibm.com \
--cc=svens@linux.ibm.com \
--cc=thuth@redhat.com \
--cc=vneethv@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).