From patchwork Wed Jul 13 20:23:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Scott Cheloha X-Patchwork-Id: 590768 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 A25BCC433EF for ; Wed, 13 Jul 2022 20:24:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229959AbiGMUY3 (ORCPT ); Wed, 13 Jul 2022 16:24:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236729AbiGMUY2 (ORCPT ); Wed, 13 Jul 2022 16:24:28 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C541025C6A for ; Wed, 13 Jul 2022 13:24:27 -0700 (PDT) Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26DJTWWJ020708; Wed, 13 Jul 2022 20:24:05 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=BhHz2NWnv5Thv9erLKDeP0DPuizaqMdQMQYzzbc3UzI=; b=EoIUzn27FSscJNk8VyX3axzd7b7gY0Yq9ZJBhilRiENS5fpCeCA6QBtGThbhKlNje/ID rgB7c4TsbCRsC+cs/9nNgykTaA+xvT+HCcj71DvUV/zM22vJFv0FgE+0yG64nEt2CqsF 0QSUaF0wYoVfNjaFdVE0pQ7hAUvSD4B8qV9jZx+JS83Zhn7R4etbYKJm/yVUJpgH0ar6 SCQjrb56MhB2nOT0UkRSkxdEigq6viwEwu5ffw+2193OFRe5T/AxMJ6KbhibhNzKrGxs tnrBYkWG0DpGDVEYaYKIxTUL8v1fhuppAbc0qSUMV2sVpiS1iTCfqvkALtmarLwbFouZ mw== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3ha489s3wp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Jul 2022 20:24:05 +0000 Received: from m0098419.ppops.net (m0098419.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 26DJTiA9020934; Wed, 13 Jul 2022 20:24:04 GMT Received: from ppma04wdc.us.ibm.com (1a.90.2fa9.ip4.static.sl-reverse.com [169.47.144.26]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3ha489s3wb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Jul 2022 20:24:04 +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 26DJhpr6006271; Wed, 13 Jul 2022 20:24:04 GMT Received: from b01cxnp22034.gho.pok.ibm.com (b01cxnp22034.gho.pok.ibm.com [9.57.198.24]) by ppma04wdc.us.ibm.com with ESMTP id 3h71a9p9pr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Jul 2022 20:24:04 +0000 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 26DKO3F866322890 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 13 Jul 2022 20:24:03 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 645DB112061; Wed, 13 Jul 2022 20:24:03 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3E2ED112063; Wed, 13 Jul 2022 20:24:03 +0000 (GMT) Received: from localhost (unknown [9.41.178.126]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Wed, 13 Jul 2022 20:24:03 +0000 (GMT) From: Scott Cheloha To: linux-watchdog@vger.kernel.org Cc: linux@roeck-us.net, tzungbi@kernel.org, brking@linux.ibm.com, nathanl@linux.ibm.com, aik@ozlabs.ru, npiggin@gmail.com, vaishnavi@linux.ibm.com, wvoigt@us.ibm.com, linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, Scott Cheloha Subject: [PATCH v3 1/4] powerpc/pseries: hvcall.h: add H_WATCHDOG opcode, H_NOOP return code Date: Wed, 13 Jul 2022 15:23:32 -0500 Message-Id: <20220713202335.1217647-2-cheloha@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220713202335.1217647-1-cheloha@linux.ibm.com> References: <20220713202335.1217647-1-cheloha@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: ga4BCO0aw9W_mF_8FXcZEpQfcDd2j8gk X-Proofpoint-ORIG-GUID: JwQLlT0N1VVgGD8BcUMlPAjStyNZjtnG 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=2022-07-13_07,2022-07-13_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 priorityscore=1501 impostorscore=0 mlxscore=0 adultscore=0 clxscore=1015 mlxlogscore=999 bulkscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207130073 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org PAPR v2.12 defines a new hypercall, H_WATCHDOG. The hypercall permits guest control of one or more virtual watchdog timers. Add the opcode for the H_WATCHDOG hypercall to hvcall.h. While here, add a definition for H_NOOP, a possible return code for H_WATCHDOG. Signed-off-by: Scott Cheloha --- arch/powerpc/include/asm/hvcall.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h index d92a20a85395..4b4f69c35b4f 100644 --- a/arch/powerpc/include/asm/hvcall.h +++ b/arch/powerpc/include/asm/hvcall.h @@ -87,6 +87,7 @@ #define H_P7 -60 #define H_P8 -61 #define H_P9 -62 +#define H_NOOP -63 #define H_TOO_BIG -64 #define H_UNSUPPORTED -67 #define H_OVERLAP -68 @@ -324,7 +325,8 @@ #define H_RPT_INVALIDATE 0x448 #define H_SCM_FLUSH 0x44C #define H_GET_ENERGY_SCALE_INFO 0x450 -#define MAX_HCALL_OPCODE H_GET_ENERGY_SCALE_INFO +#define H_WATCHDOG 0x45C +#define MAX_HCALL_OPCODE H_WATCHDOG /* Scope args for H_SCM_UNBIND_ALL */ #define H_UNBIND_SCOPE_ALL (0x1)