From patchwork Thu Jun 2 17:53:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Scott Cheloha X-Patchwork-Id: 578704 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 66164C433EF for ; Thu, 2 Jun 2022 17:54:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237750AbiFBRyw (ORCPT ); Thu, 2 Jun 2022 13:54:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40102 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236999AbiFBRyv (ORCPT ); Thu, 2 Jun 2022 13:54:51 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 089852B07FC for ; Thu, 2 Jun 2022 10:54:50 -0700 (PDT) Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 252F2Ss5013531; Thu, 2 Jun 2022 17:54:27 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=Gm5Ay0PuOmqO605UJIhPbcm8TSij1laGP30KQ29Cv8sSYtKxSQxN7jyLmsaaZkldxHa4 U0/h7qvCjIUHFCJlAPnh1KArucN2j0UeurAvBzvHdaeXsoa+GAdQKRNr9kSFqZAHbwDn M9BnSMF5+/TVzebvAcPilHd9xheHMaPRnQoiVapEEjOiPE+HP1hUiddNvyeYH5O2ea3B 0OgV9Ck9VhrGJA+K672Mc4g5s85Q52vXnoJZKa3rLA+QBlvKvnHcEb9wwplyI5EjkgC/ vZjM7+tLI3AzMAt43Yf1du0NbSBDxRIA7OKl0KtdVrGbmDd7nef5SDMexKm9O6txd3wx ow== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3geyg6tyud-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 02 Jun 2022 17:54:27 +0000 Received: from m0098409.ppops.net (m0098409.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 252Hn2TA015294; Thu, 2 Jun 2022 17:54:26 GMT Received: from ppma05wdc.us.ibm.com (1b.90.2fa9.ip4.static.sl-reverse.com [169.47.144.27]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3geyg6tyu6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 02 Jun 2022 17:54:26 +0000 Received: from pps.filterd (ppma05wdc.us.ibm.com [127.0.0.1]) by ppma05wdc.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 252HphdS018132; Thu, 2 Jun 2022 17:54:25 GMT Received: from b03cxnp08026.gho.boulder.ibm.com (b03cxnp08026.gho.boulder.ibm.com [9.17.130.18]) by ppma05wdc.us.ibm.com with ESMTP id 3gds40duhq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 02 Jun 2022 17:54:25 +0000 Received: from b03ledav001.gho.boulder.ibm.com (b03ledav001.gho.boulder.ibm.com [9.17.130.232]) by b03cxnp08026.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 252HsNuv12911068 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 2 Jun 2022 17:54:23 GMT Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 239426E053; Thu, 2 Jun 2022 17:54:23 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 029E06E04E; Thu, 2 Jun 2022 17:54:23 +0000 (GMT) Received: from localhost (unknown [9.41.178.126]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 2 Jun 2022 17:54:22 +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, Scott Cheloha Subject: [PATCH v2 1/4] powerpc/pseries: hvcall.h: add H_WATCHDOG opcode, H_NOOP return code Date: Thu, 2 Jun 2022 12:53:50 -0500 Message-Id: <20220602175353.68942-2-cheloha@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220602175353.68942-1-cheloha@linux.ibm.com> References: <20220602175353.68942-1-cheloha@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: ShYroDu5ORmfKYBICbfeoNDCVHUrgM89 X-Proofpoint-ORIG-GUID: KUf7oI5MIIAL58DvSzhF0NDQfDH-VLSD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.517,FMLib:17.11.64.514 definitions=2022-06-02_05,2022-06-02_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 spamscore=0 mlxlogscore=999 bulkscore=0 clxscore=1011 phishscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2204290000 definitions=main-2206020073 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 Reviewed-by: Nathan Lynch --- 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)