From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20F1AC433EF for ; Thu, 14 Apr 2022 12:40:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239824AbiDNMmm (ORCPT ); Thu, 14 Apr 2022 08:42:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243470AbiDNMml (ORCPT ); Thu, 14 Apr 2022 08:42:41 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D1FBC3FBE4 for ; Thu, 14 Apr 2022 05:40:16 -0700 (PDT) Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 23EC44SC026308; Thu, 14 Apr 2022 12:39:58 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : in-reply-to : references : date : message-id : mime-version : content-type; s=pp1; bh=V/huZT1DDOAxNvA44SriZ+MlHxv9rszwRCOL5FminPw=; b=Krxt2+PwE9mBNZNrdmjQfC2W2RzoX8Q+hIRA8N2Y5QmCc95WS+wL98Wqj7ajC6OcG+2Q QG8vdChWZpmUD4WZm6rzDyGx7l79Y3p83WG059//NbuBbzYsgvghARRO3lhS0+wg81nr aG90P98G/wJmecZ7d/G46DYFrzfvF1B3BpLFewJcoO8chcK2gb72pbLTTzty28TTkU7+ afJv3UIok9DgQi9OKZ7+/6iii1lXuO4n3dgyMia22UiIRcKG1Ld89PP7vArL0wNd8QSh AxB26HeFxx/M07cn6/3zS5RbOvzNAVFh+yJDW+Ga7y34db6YDolWUaUqVfpNZ93rvDHr Jw== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3fegjuv29d-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Apr 2022 12:39:58 +0000 Received: from m0098410.ppops.net (m0098410.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 23ECdwuf007752; Thu, 14 Apr 2022 12:39:58 GMT Received: from ppma04wdc.us.ibm.com (1a.90.2fa9.ip4.static.sl-reverse.com [169.47.144.26]) by mx0a-001b2d01.pphosted.com with ESMTP id 3fegjuv28u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Apr 2022 12:39:57 +0000 Received: from pps.filterd (ppma04wdc.us.ibm.com [127.0.0.1]) by ppma04wdc.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 23ECRoqV012867; Thu, 14 Apr 2022 12:39:56 GMT Received: from b03cxnp08027.gho.boulder.ibm.com (b03cxnp08027.gho.boulder.ibm.com [9.17.130.19]) by ppma04wdc.us.ibm.com with ESMTP id 3fb1sa7a7k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Apr 2022 12:39:56 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp08027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 23ECdtI513173178 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 14 Apr 2022 12:39:55 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3AA1DC605A; Thu, 14 Apr 2022 12:39:55 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1ADB6C6059; Thu, 14 Apr 2022 12:39:55 +0000 (GMT) Received: from localhost (unknown [9.211.56.94]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 14 Apr 2022 12:39:55 +0000 (GMT) From: Nathan Lynch To: Guenter Roeck Cc: bjking@linux.ibm.com, aik@ozlabs.ru, npiggin@gmail.com, vaishnavi@linux.ibm.com, Scott Cheloha , linux-watchdog@vger.kernel.org Subject: Re: [RFC v1 0/2] Add driver for PAPR watchdog timers In-Reply-To: References: <20220413165104.179144-1-cheloha@linux.ibm.com> Date: Thu, 14 Apr 2022 07:39:54 -0500 Message-ID: <87k0brdejp.fsf@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-GUID: rryqHNT1KT3w341X4ANlIEaDE2-tQX2b X-Proofpoint-ORIG-GUID: 1-V8JWRtrkFQevJJciy64-uf8mcCrPXF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-04-14_04,2022-04-14_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 lowpriorityscore=0 mlxlogscore=769 impostorscore=0 suspectscore=0 malwarescore=0 spamscore=0 phishscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2204140068 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Guenter Roeck writes: > Anyway, doesn't pseries support devicetree ? Why is this driver not > instantiated through a devicetree node ? It's not ideal, but this facility doesn't have a device tree representation specified in the platform architecture. It has to be discovered through hypervisor calls.