From patchwork Thu Nov 28 12:46:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre Morel X-Patchwork-Id: 11265923 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 98551112B for ; Thu, 28 Nov 2019 12:46:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 81AC52178F for ; Thu, 28 Nov 2019 12:46:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726634AbfK1MqU (ORCPT ); Thu, 28 Nov 2019 07:46:20 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:7292 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726633AbfK1MqT (ORCPT ); Thu, 28 Nov 2019 07:46:19 -0500 Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xASCgvXD010244 for ; Thu, 28 Nov 2019 07:46:18 -0500 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0a-001b2d01.pphosted.com with ESMTP id 2wjaegh6mr-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 28 Nov 2019 07:46:18 -0500 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 28 Nov 2019 12:46:16 -0000 Received: from b06cxnps4075.portsmouth.uk.ibm.com (9.149.109.197) by e06smtp04.uk.ibm.com (192.168.101.134) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 28 Nov 2019 12:46:13 -0000 Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xASCkCBu35258402 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 28 Nov 2019 12:46:12 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C9D8AAE04D; Thu, 28 Nov 2019 12:46:12 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6E8F3AE045; Thu, 28 Nov 2019 12:46:12 +0000 (GMT) Received: from oc3016276355.ibm.com (unknown [9.145.185.119]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 28 Nov 2019 12:46:12 +0000 (GMT) From: Pierre Morel To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, frankja@linux.ibm.com, david@redhat.com, thuth@redhat.com, cohuck@redhat.com Subject: [kvm-unit-tests PATCH v2 7/9] s390x: css: msch, enable test Date: Thu, 28 Nov 2019 13:46:05 +0100 X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1574945167-29677-1-git-send-email-pmorel@linux.ibm.com> References: <1574945167-29677-1-git-send-email-pmorel@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19112812-0016-0000-0000-000002CD6545 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19112812-0017-0000-0000-0000332F4A56 Message-Id: <1574945167-29677-8-git-send-email-pmorel@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-11-28_03:2019-11-28,2019-11-28 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 suspectscore=1 mlxscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0 phishscore=0 mlxlogscore=931 spamscore=0 clxscore=1015 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1911280112 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org A second step when testing the channel subsystem is to prepare a channel for use. This tests the success of the MSCH instruction by enabling a channel. Signed-off-by: Pierre Morel --- s390x/css.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/s390x/css.c b/s390x/css.c index 8186f55..e42dc2f 100644 --- a/s390x/css.c +++ b/s390x/css.c @@ -62,11 +62,38 @@ static void test_enumerate(void) return; } +static void set_schib(void) +{ + struct pmcw *p = &schib.pmcw; + + p->intparm = 0xdeadbeef; + p->flags |= PMCW_ENABLE; +} + +static void test_enable(void) +{ + int ret; + + if (!test_device_sid) { + report_skip("No device"); + return; + } + set_schib(); + dump_schib(&schib); + + ret = msch(test_device_sid, &schib); + if (ret) + report("msch cc=%d", 0, ret); + else + report("Tested", 1); +} + static struct { const char *name; void (*func)(void); } tests[] = { { "enumerate (stsch)", test_enumerate }, + { "enable (msch)", test_enable }, { NULL, NULL } };