From mboxrd@z Thu Jan 1 00:00:00 1970 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 D8526C433F5 for ; Mon, 4 Apr 2022 15:30:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242928AbiDDPca (ORCPT ); Mon, 4 Apr 2022 11:32:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58522 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356309AbiDDPc3 (ORCPT ); Mon, 4 Apr 2022 11:32:29 -0400 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1804289AF for ; Mon, 4 Apr 2022 08:30:32 -0700 (PDT) Received: from fraeml715-chm.china.huawei.com (unknown [172.18.147.226]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4KXF6n33Bpz685bn; Mon, 4 Apr 2022 23:28:49 +0800 (CST) Received: from lhreml710-chm.china.huawei.com (10.201.108.61) by fraeml715-chm.china.huawei.com (10.206.15.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 4 Apr 2022 17:30:31 +0200 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 15.1.2375.24; Mon, 4 Apr 2022 16:30:30 +0100 From: Jonathan Cameron To: , , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Marcel Apfelbaum , "Michael S . Tsirkin" , Igor Mammedov , Markus Armbruster , "Mark Cave-Ayland" , Adam Manzanares 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 , "k . jensen @ samsung . com" , Tong Zhang , , Alison Schofield Subject: [PATCH v9 31/45] CXL/cxl_component: Add cxl_get_hb_cstate() Date: Mon, 4 Apr 2022 16:14:31 +0100 Message-ID: <20220404151445.10955-32-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220404151445.10955-1-Jonathan.Cameron@huawei.com> References: <20220404151445.10955-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhreml717-chm.china.huawei.com (10.201.108.68) To lhreml710-chm.china.huawei.com (10.201.108.61) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-cxl@vger.kernel.org From: Jonathan Cameron Accessor to get hold of the cxl state for a CXL host bridge without exposing the internals of the implementation. Signed-off-by: Jonathan Cameron Reviewed-by: Alex Bennée --- hw/pci-bridge/pci_expander_bridge.c | 7 +++++++ include/hw/cxl/cxl_component.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/hw/pci-bridge/pci_expander_bridge.c b/hw/pci-bridge/pci_expander_bridge.c index b4813b6851..963fa41a11 100644 --- a/hw/pci-bridge/pci_expander_bridge.c +++ b/hw/pci-bridge/pci_expander_bridge.c @@ -72,6 +72,13 @@ static GList *pxb_dev_list; #define TYPE_PXB_HOST "pxb-host" +CXLComponentState *cxl_get_hb_cstate(PCIHostState *hb) +{ + CXLHost *host = PXB_CXL_HOST(hb); + + return &host->cxl_cstate; +} + static int pxb_bus_num(PCIBus *bus) { PXBDev *pxb = convert_to_pxb(bus->parent_dev); diff --git a/include/hw/cxl/cxl_component.h b/include/hw/cxl/cxl_component.h index b0f95d3484..779a7b1a97 100644 --- a/include/hw/cxl/cxl_component.h +++ b/include/hw/cxl/cxl_component.h @@ -202,4 +202,6 @@ static inline hwaddr cxl_decode_ig(int ig) return 1 << (ig + 8); } +CXLComponentState *cxl_get_hb_cstate(PCIHostState *hb); + #endif -- 2.32.0 From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7B81AC433EF for ; Mon, 4 Apr 2022 15:39:29 +0000 (UTC) Received: from localhost ([::1]:43952 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nbOng-000557-C4 for qemu-devel@archiver.kernel.org; Mon, 04 Apr 2022 11:39:28 -0400 Received: from eggs.gnu.org ([209.51.188.92]:40742) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nbOfN-0004mk-Jb for qemu-devel@nongnu.org; Mon, 04 Apr 2022 11:30:53 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]:2498) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nbOfK-0006V2-Aj for qemu-devel@nongnu.org; Mon, 04 Apr 2022 11:30:53 -0400 Received: from fraeml715-chm.china.huawei.com (unknown [172.18.147.226]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4KXF6n33Bpz685bn; Mon, 4 Apr 2022 23:28:49 +0800 (CST) Received: from lhreml710-chm.china.huawei.com (10.201.108.61) by fraeml715-chm.china.huawei.com (10.206.15.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 4 Apr 2022 17:30:31 +0200 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 15.1.2375.24; Mon, 4 Apr 2022 16:30:30 +0100 To: , , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Marcel Apfelbaum , "Michael S . Tsirkin" , Igor Mammedov , Markus Armbruster , "Mark Cave-Ayland" , Adam Manzanares 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 , "k . jensen @ samsung . com" , Tong Zhang , , Alison Schofield Subject: [PATCH v9 31/45] CXL/cxl_component: Add cxl_get_hb_cstate() Date: Mon, 4 Apr 2022 16:14:31 +0100 Message-ID: <20220404151445.10955-32-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220404151445.10955-1-Jonathan.Cameron@huawei.com> References: <20220404151445.10955-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhreml717-chm.china.huawei.com (10.201.108.68) To lhreml710-chm.china.huawei.com (10.201.108.61) X-CFilter-Loop: Reflected Received-SPF: pass client-ip=185.176.79.56; envelope-from=jonathan.cameron@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Reply-to: Jonathan Cameron From: Jonathan Cameron via From: Jonathan Cameron Accessor to get hold of the cxl state for a CXL host bridge without exposing the internals of the implementation. Signed-off-by: Jonathan Cameron Reviewed-by: Alex Bennée --- hw/pci-bridge/pci_expander_bridge.c | 7 +++++++ include/hw/cxl/cxl_component.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/hw/pci-bridge/pci_expander_bridge.c b/hw/pci-bridge/pci_expander_bridge.c index b4813b6851..963fa41a11 100644 --- a/hw/pci-bridge/pci_expander_bridge.c +++ b/hw/pci-bridge/pci_expander_bridge.c @@ -72,6 +72,13 @@ static GList *pxb_dev_list; #define TYPE_PXB_HOST "pxb-host" +CXLComponentState *cxl_get_hb_cstate(PCIHostState *hb) +{ + CXLHost *host = PXB_CXL_HOST(hb); + + return &host->cxl_cstate; +} + static int pxb_bus_num(PCIBus *bus) { PXBDev *pxb = convert_to_pxb(bus->parent_dev); diff --git a/include/hw/cxl/cxl_component.h b/include/hw/cxl/cxl_component.h index b0f95d3484..779a7b1a97 100644 --- a/include/hw/cxl/cxl_component.h +++ b/include/hw/cxl/cxl_component.h @@ -202,4 +202,6 @@ static inline hwaddr cxl_decode_ig(int ig) return 1 << (ig + 8); } +CXLComponentState *cxl_get_hb_cstate(PCIHostState *hb); + #endif -- 2.32.0