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Fri, 4 Feb 2022 21:15:45 +0000 (GMT) Received: from li-c92d2ccc-254b-11b2-a85c-a700b5bfb098.ibm.com.com (unknown [9.211.82.52]) by b03ledav002.gho.boulder.ibm.com (Postfix) with ESMTP; Fri, 4 Feb 2022 21:15:45 +0000 (GMT) From: Matthew Rosato 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, 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, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Christian Borntraeger Subject: [PATCH v3 02/30] s390/sclp: detect the AISII facility Date: Fri, 4 Feb 2022 16:15:08 -0500 Message-Id: <20220204211536.321475-3-mjrosato@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220204211536.321475-1-mjrosato@linux.ibm.com> References: <20220204211536.321475-1-mjrosato@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: U96u-8TWyCWCmzx0oHT5lwXdW8j3VHuA X-Proofpoint-ORIG-GUID: El_EZEMk01pzoaCntE925DPXW_tkcHhh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-04_07,2022-02-03_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 lowpriorityscore=0 mlxscore=0 adultscore=0 phishscore=0 malwarescore=0 impostorscore=0 spamscore=0 priorityscore=1501 bulkscore=0 mlxlogscore=881 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202040117 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Detect the Adapter Interruption Source ID Interpretation facility. Reviewed-by: Eric Farman Reviewed-by: Christian Borntraeger Reviewed-by: Claudio Imbrenda Signed-off-by: Matthew Rosato --- 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 58a4d3d354b7..8b56ac5ae496 100644 --- a/arch/s390/include/asm/sclp.h +++ b/arch/s390/include/asm/sclp.h @@ -89,6 +89,7 @@ struct sclp_info { unsigned char has_sipl : 1; unsigned char has_dirq : 1; unsigned char has_zpci_lsi : 1; + unsigned char has_aisii : 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 b88dd0da1231..29fee179e197 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_aisii = !!(sccb->fac118 & 0x40); sclp.has_zpci_lsi = !!(sccb->fac118 & 0x01); if (sccb->fac85 & 0x02) S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP;