{"id":806362,"url":"http://patchwork.ozlabs.org/api/1.0/patches/806362/?format=json","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/1.0/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/"},"msgid":"<20170828041522.32188-1-vaibhav@linux.vnet.ibm.com>","date":"2017-08-28T04:15:22","name":"cxl: Set the valid bit in PE for dedicated mode","commit_ref":null,"pull_url":null,"state":"changes-requested","archived":false,"hash":"7c6f4b832ba7a82980ab8077c1b4cf6a1c34b740","submitter":{"id":66174,"url":"http://patchwork.ozlabs.org/api/1.0/people/66174/?format=json","name":"Vaibhav Jain","email":"vaibhav@linux.vnet.ibm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20170828041522.32188-1-vaibhav@linux.vnet.ibm.com/mbox/","series":[{"id":68,"url":"http://patchwork.ozlabs.org/api/1.0/series/68/?format=json","date":"2017-08-28T04:15:22","name":"cxl: Set the valid bit in PE for dedicated mode","version":1,"mbox":"http://patchwork.ozlabs.org/series/68/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/806362/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xgdnF3ZXHz9sNc\n\tfor ;\n\tMon, 28 Aug 2017 14:18:57 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xgdnF2h1DzDqXh\n\tfor ;\n\tMon, 28 Aug 2017 14:18:57 +1000 (AEST)","from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com\n\t[148.163.156.1])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xgdl60KZZzDqSb\n\tfor ;\n\tMon, 28 Aug 2017 14:17:05 +1000 (AEST)","from pps.filterd (m0098396.ppops.net [127.0.0.1])\n\tby mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv7S4DgdB088120\n\tfor ; Mon, 28 Aug 2017 00:17:04 -0400","from e23smtp06.au.ibm.com (e23smtp06.au.ibm.com [202.81.31.148])\n\tby mx0a-001b2d01.pphosted.com with ESMTP id 2cm2pe1nej-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor ; Mon, 28 Aug 2017 00:17:03 -0400","from localhost\n\tby e23smtp06.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use\n\tOnly! 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Violators will be prosecuted; \n\tMon, 28 Aug 2017 14:17:00 +1000","from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139])\n\tby d23relay10.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id\n\tv7S4Fj3C39649474\n\tfor ; Mon, 28 Aug 2017 14:15:45 +1000","from d23av04.au.ibm.com (localhost [127.0.0.1])\n\tby d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id\n\tv7S4FjUD020015\n\tfor ; Mon, 28 Aug 2017 14:15:46 +1000","from vajain21.in.ibm.com ([9.77.80.146])\n\tby d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id\n\tv7S4FheP019950; Mon, 28 Aug 2017 14:15:44 +1000"],"From":"Vaibhav Jain ","To":"linuxppc-dev@lists.ozlabs.org,\n\tFrederic Barrat ","Subject":"[PATCH] cxl: Set the valid bit in PE for dedicated mode","Date":"Mon, 28 Aug 2017 09:45:22 +0530","X-Mailer":"git-send-email 2.13.5","X-TM-AS-MML":"disable","x-cbid":"17082804-0040-0000-0000-00000351B689","X-IBM-AV-DETECTION":"SAVI=unused REMOTE=unused XFE=unused","x-cbparentid":"17082804-0041-0000-0000-00000CCFAC3A","Message-Id":"<20170828041522.32188-1-vaibhav@linux.vnet.ibm.com>","X-Proofpoint-Virus-Version":"vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-08-28_01:, , signatures=0","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=0\n\tmalwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam\n\tadjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000\n\tdefinitions=main-1708280067","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Philippe Bergheaud ,\n\tAlastair D'Silva ,\n\tVaibhav Jain ,\n\tAndrew Donnellan ,\n\tChristophe Lombard ","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"},"content":"Make sure to set the valid-bit in software-state field of the\npopulated PE. This was earlier missing for dedicated mode AFUs, hence\nwas causing a PSL freeze when the AFU was activated.\n\nSigned-off-by: Vaibhav Jain \n---\n drivers/misc/cxl/native.c | 4 ++++\n 1 file changed, 4 insertions(+)","diff":"diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c\nindex 4a82c313cf71..0e748c682ee9 100644\n--- a/drivers/misc/cxl/native.c\n+++ b/drivers/misc/cxl/native.c\n@@ -897,6 +897,10 @@ int cxl_attach_dedicated_process_psl9(struct cxl_context *ctx, u64 wed, u64 amr)\n \tif (ctx->afu->adapter->native->sl_ops->update_dedicated_ivtes)\n \t\tafu->adapter->native->sl_ops->update_dedicated_ivtes(ctx);\n \n+\tctx->elem->software_state = cpu_to_be32(CXL_PE_SOFTWARE_STATE_V);\n+\t/* Make sure the changes to the PE are visible to the card */\n+\tsmp_wmb();\n+\n \tresult = cxl_ops->afu_reset(afu);\n \tif (result)\n \t\treturn result;\n","prefixes":[]}