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Thu, 21 Jul 2022 16:13:03 +0000 (GMT) Received: from p-imbrenda.ibmuc.com (unknown [9.145.4.232]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 21 Jul 2022 16:13:03 +0000 (GMT) From: Claudio Imbrenda To: pbonzini@redhat.com Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, frankja@linux.ibm.com, borntraeger@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, thuth@redhat.com, david@redhat.com, Matthew Rosato , Eric Farman Subject: [GIT PULL 01/42] s390/sclp: detect the zPCI load/store interpretation facility Date: Thu, 21 Jul 2022 18:12:21 +0200 Message-Id: <20220721161302.156182-2-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220721161302.156182-1-imbrenda@linux.ibm.com> References: <20220721161302.156182-1-imbrenda@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: W_dK9rhYjGiAmMJ0RMtBILySO0dVi8se X-Proofpoint-GUID: 0egYisMZFkx5RPE2Y2S1Z_LJRctrf44j X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-21_22,2022-07-20_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 adultscore=0 malwarescore=0 priorityscore=1501 suspectscore=0 phishscore=0 mlxlogscore=999 impostorscore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207210064 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Matthew Rosato Detect the zPCI Load/Store 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/20220606203325.110625-2-mjrosato@linux.ibm.com Signed-off-by: Christian Borntraeger --- 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 236b34b75ddb..68ef0ddf6400 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_sipl : 1; unsigned char has_dirq : 1; unsigned char has_iplcc : 1; + unsigned char has_zpci_lsi : 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 dd313ff57df3..d5671c03d5cc 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_lsi = !!(sccb->fac118 & 0x01); if (sccb->fac85 & 0x02) S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP; if (sccb->fac91 & 0x40)