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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x3-20020aa79403000000b00643b2b72c8esi2704626pfo.317.2023.05.06.11.31.41; Sat, 06 May 2023 11:31:56 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=nCZLyLYk; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229886AbjEFSZG (ORCPT + 99 others); Sat, 6 May 2023 14:25:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34660 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229518AbjEFSZC (ORCPT ); Sat, 6 May 2023 14:25:02 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C74981568E; Sat, 6 May 2023 11:25:00 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 346IOk0u013538; Sat, 6 May 2023 18:24:46 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=qcppdkim1; bh=vJjWjnBQhlj+a2mM7ckiLmU0Aw7eyqrO42qFOaohC50=; b=nCZLyLYkamp6FlOzsC4kLaL64hFwMM+FOS1zuT0MN00poes9LepGleS6FfsVI8ob28WB JRJ/qaPRsVwgoMFNjwM38MxydJGR7GWI/AtDB9lPyNBMmXZNIfgs55N0wER/tTpT860W 4n3vhd6XnAYpjzXHaK4ZsPzwNYh0U8lrr/5jnpotbva7j3qm6L5Z3BSlu4tlhY3F8KM7 iil1q0VSTmZI/I2Q2VbEJpX62lGh0cPUxtI5ZurQ8ezD6mT1taEiD9wsoRMR+CdaqCuG nUuyZUHiszo75PSqcBl/lilAONw45wxBax0VLFZj4ErOsSsMSMWDpVjWANKCbrb73iGO BQ== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qdc8xh0xe-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 06 May 2023 18:24:46 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 346IOjTL031658 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 6 May 2023 18:24:45 GMT Received: from car-linux11.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Sat, 6 May 2023 11:24:44 -0700 From: Nikunj Kela To: CC: , , , , , , Nikunj Kela Subject: [PATCH v5 0/2] Allow parameter in smc/hvc calls Date: Sat, 6 May 2023 11:24:26 -0700 Message-ID: <20230506182428.25343-1-quic_nkela@quicinc.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: lREG1CcS69taqg-2XwQFpcRSJfcgbfMu X-Proofpoint-GUID: lREG1CcS69taqg-2XwQFpcRSJfcgbfMu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-06_11,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 phishscore=0 mlxlogscore=629 suspectscore=0 malwarescore=0 adultscore=0 spamscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2305060144 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1765170653548769633?= X-GMAIL-MSGID: =?utf-8?q?1765170653548769633?= Currently, smc/hvc calls are made with parameters set to zeros. We are using multiple scmi instances within a VM. We are sharing the same smc-id(func_id) with all scmi instance. The hypervisor needs a way to distinguish among hvc calls made from different instances. This patch series introduces new compatible string which can be used to pass shmem channel address as parameters to smc/hvc calls. --- v5 -> avoid computing page and offset in send function Link: https://lore.kernel.org/all/20230418185659.29745-1-quic_nkela@quicinc.com/ v4 -> split shmem address into 4KB-pages and offset v3 -> pass shmem channel address as parameter v2 -> fix the compilation erros on 32bit platform(see below) Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202304100606.kUjhsRYf-lkp@intel.com/ v1 -> original patches Nikunj Kela (2): dt-bindings: firmware: arm,scmi: support for parameter in smc/hvc call firmware: arm_scmi: Augment SMC/HVC to allow optional parameters .../bindings/firmware/arm,scmi.yaml | 8 ++++- drivers/firmware/arm_scmi/driver.c | 1 + drivers/firmware/arm_scmi/smc.c | 30 ++++++++++++++++++- 3 files changed, 37 insertions(+), 2 deletions(-)