From nobody Mon Feb 9 17:22:44 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1647617021; cv=none; d=zohomail.com; s=zohoarc; b=VoqeGKpierMlHuwipXK9+yodA/SQxxA7xmSYTd5KD97hV2LHeVjp+umSgHJS/Fev1afW6fw1IOyF+SrRC8agNmnz3FPdoPKfuENmUf4zTgML3GE4uI3cUdv8pieRs5MlmY1PiWNU0jEFUL4asgf40qxwXhJakiVoJOBa9oOsWTQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1647617021; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=ANV0UGTjJE7Odj8kLNyMGuFsD/oLI5GkgLiGd9jgrKg=; b=EVRhbiYr0TxVijW0b2mGD1DqIu6//9dCLnkS1glmkHUEvrBYKigh3ubwDQZ827qQjJEAKeaPOM5bLPGmCtG3pCcRyFE+jUyRfNaPXpO7bwyw+ztpWB5XuLT6Z7W4XfHRJnr91M71wbDCiYBPsQcNcG2JGdR6tf8CdkhsBEHFsy8= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1647617021210268.72672787825513; Fri, 18 Mar 2022 08:23:41 -0700 (PDT) Received: from localhost ([::1]:52514 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nVES4-0001Ia-7S for importer@patchew.org; Fri, 18 Mar 2022 11:23:40 -0400 Received: from eggs.gnu.org ([209.51.188.92]:41886) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVEFO-00024k-Rv for qemu-devel@nongnu.org; Fri, 18 Mar 2022 11:10:34 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]:2417) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVEFN-0003ZO-6s for qemu-devel@nongnu.org; Fri, 18 Mar 2022 11:10:34 -0400 Received: from fraeml710-chm.china.huawei.com (unknown [172.18.147.206]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4KKnVS186fz67hYm; Fri, 18 Mar 2022 23:09:36 +0800 (CST) Received: from lhreml710-chm.china.huawei.com (10.201.108.61) by fraeml710-chm.china.huawei.com (10.206.15.59) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 18 Mar 2022 16:10:29 +0100 Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhreml710-chm.china.huawei.com (10.201.108.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 18 Mar 2022 15:10:28 +0000 To: , , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Marcel Apfelbaum , "Michael S . Tsirkin" , Igor Mammedov , Markus Armbruster CC: , Ben Widawsky , "Peter Maydell" , Shameerali Kolothum Thodi , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Xu , David Hildenbrand , Paolo Bonzini , Saransh Gupta1 , Shreyas Shah , Chris Browy , "Samarth Saxena" , Dan Williams , "Mark Cave-Ayland" Subject: [PATCH v8 08/46] hw/cxl/device: Add cheap EVENTS implementation (8.2.9.1) Date: Fri, 18 Mar 2022 15:05:57 +0000 Message-ID: <20220318150635.24600-9-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220318150635.24600-1-Jonathan.Cameron@huawei.com> References: <20220318150635.24600-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhreml732-chm.china.huawei.com (10.201.108.83) To lhreml710-chm.china.huawei.com (10.201.108.61) X-CFilter-Loop: Reflected Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=185.176.79.56; envelope-from=jonathan.cameron@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Reply-to: Jonathan Cameron From: Jonathan Cameron via X-ZM-MESSAGEID: 1647617023018100001 From: Ben Widawsky Using the previously implemented stubbed helpers, it is now possible to easily add the missing, required commands to the implementation. Signed-off-by: Ben Widawsky Signed-off-by: Jonathan Cameron Reviewed-by: Alex Benn=C3=A9e --- hw/cxl/cxl-mailbox-utils.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c index 7e03dc224a..51af9282e2 100644 --- a/hw/cxl/cxl-mailbox-utils.c +++ b/hw/cxl/cxl-mailbox-utils.c @@ -38,6 +38,14 @@ * a register interface that already deals with it. */ =20 +enum { + EVENTS =3D 0x01, + #define GET_RECORDS 0x0 + #define CLEAR_RECORDS 0x1 + #define GET_INTERRUPT_POLICY 0x2 + #define SET_INTERRUPT_POLICY 0x3 +}; + /* 8.2.8.4.5.1 Command Return Codes */ typedef enum { CXL_MBOX_SUCCESS =3D 0x0, @@ -93,9 +101,26 @@ struct cxl_cmd { return CXL_MBOX_SUCCESS; \ } =20 +DEFINE_MAILBOX_HANDLER_ZEROED(events_get_records, 0x20); +DEFINE_MAILBOX_HANDLER_NOP(events_clear_records); +DEFINE_MAILBOX_HANDLER_ZEROED(events_get_interrupt_policy, 4); +DEFINE_MAILBOX_HANDLER_NOP(events_set_interrupt_policy); + static QemuUUID cel_uuid; =20 -static struct cxl_cmd cxl_cmd_set[256][256] =3D {}; +#define IMMEDIATE_CONFIG_CHANGE (1 << 1) +#define IMMEDIATE_LOG_CHANGE (1 << 4) + +static struct cxl_cmd cxl_cmd_set[256][256] =3D { + [EVENTS][GET_RECORDS] =3D { "EVENTS_GET_RECORDS", + cmd_events_get_records, 1, 0 }, + [EVENTS][CLEAR_RECORDS] =3D { "EVENTS_CLEAR_RECORDS", + cmd_events_clear_records, ~0, IMMEDIATE_LOG_CHANGE }, + [EVENTS][GET_INTERRUPT_POLICY] =3D { "EVENTS_GET_INTERRUPT_POLICY", + cmd_events_get_interrupt_policy, 0, 0 }, + [EVENTS][SET_INTERRUPT_POLICY] =3D { "EVENTS_SET_INTERRUPT_POLICY", + cmd_events_set_interrupt_policy, 4, IMMEDIATE_CONFIG_CHANGE }, +}; =20 void cxl_process_mailbox(CXLDeviceState *cxl_dstate) { --=20 2.32.0