From patchwork Fri Jan 13 16:17:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 13101076 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 E1762C67871 for ; Fri, 13 Jan 2023 16:26:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229706AbjAMQ0R (ORCPT ); Fri, 13 Jan 2023 11:26:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229469AbjAMQZs (ORCPT ); Fri, 13 Jan 2023 11:25:48 -0500 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2782510555 for ; Fri, 13 Jan 2023 08:19:45 -0800 (PST) Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.207]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4NtmlK28MVz67bVD; Sat, 14 Jan 2023 00:17:01 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Fri, 13 Jan 2023 16:19:42 +0000 From: Jonathan Cameron To: , Michael Tsirkin CC: Ben Widawsky , , , Dave Jiang , , , Shameerali Kolothum Thodi Subject: [PATCH 5/7] hw/mem/cxl-type3: Add AER extended capability Date: Fri, 13 Jan 2023 16:17:09 +0000 Message-ID: <20230113161711.7885-6-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230113161711.7885-1-Jonathan.Cameron@huawei.com> References: <20230113161711.7885-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhrpeml500006.china.huawei.com (7.191.161.198) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-cxl@vger.kernel.org This enables AER error injection to function as expected. It is intended as a building block in enabling CXL RAS error injection in the following patches. Signed-off-by: Jonathan Cameron --- hw/mem/cxl_type3.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c index 217a5e639b..6cdd988d1d 100644 --- a/hw/mem/cxl_type3.c +++ b/hw/mem/cxl_type3.c @@ -250,6 +250,7 @@ static void ct3d_config_write(PCIDevice *pci_dev, uint32_t addr, uint32_t val, pcie_doe_write_config(&ct3d->doe_cdat, addr, val, size); pci_default_write_config(pci_dev, addr, val, size); + pcie_aer_write_config(pci_dev, addr, val, size); } /* @@ -452,8 +453,19 @@ static void ct3_realize(PCIDevice *pci_dev, Error **errp) cxl_cstate->cdat.free_cdat_table = ct3_free_cdat_table; cxl_cstate->cdat.private = ct3d; cxl_doe_cdat_init(cxl_cstate, errp); + + pcie_cap_deverr_init(pci_dev); + /* Leave a bit of room for expansion */ + rc = pcie_aer_init(pci_dev, PCI_ERR_VER, 0x200, PCI_ERR_SIZEOF, NULL); + if (rc) { + goto err_release_cdat; + } + return; +err_release_cdat: + cxl_doe_cdat_release(cxl_cstate); + g_free(regs->special_ops); err_address_space_free: address_space_destroy(&ct3d->hostmem_as); return; @@ -465,6 +477,7 @@ static void ct3_exit(PCIDevice *pci_dev) CXLComponentState *cxl_cstate = &ct3d->cxl_cstate; ComponentRegisters *regs = &cxl_cstate->crb; + pcie_aer_exit(pci_dev); cxl_doe_cdat_release(cxl_cstate); g_free(regs->special_ops); address_space_destroy(&ct3d->hostmem_as);