From patchwork Mon Oct 16 08:32:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Duan, Zhenzhong" X-Patchwork-Id: 13422735 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 6446ECDB465 for ; Mon, 16 Oct 2023 08:50:01 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qsJGU-0007hX-0l; Mon, 16 Oct 2023 04:47:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qsJGQ-0007dv-SD for qemu-devel@nongnu.org; Mon, 16 Oct 2023 04:47:52 -0400 Received: from mgamail.intel.com ([192.55.52.151]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qsJGP-0001Al-0J for qemu-devel@nongnu.org; Mon, 16 Oct 2023 04:47:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1697446069; x=1728982069; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=uws+EGYfXV5EQWphM/+91nJNeLUFq7VcNsOP4PXGk/k=; b=a/AtunlTUPHRc5UmuV1TbVqACJpywwsqo3EpaOQS/jaViV+GJKAdbJhi AHkQ7Czq5FJxdx5f+jNWzumTmTJn6tkgUqHI3Ugo9BbLbBcmvXK8Km+UA HnlEMvKxznmEDssYVIeabhf3+0jFrwgz8ymMdHqyTRAxo/696+c5WXb5K K2lTwVL1GmqhBKZ8WF98TkNrdXaqirErMU2OpO+cYcc3x9XC2vtyi6XmA AM9hfgHW02yidD1I71aN7mUkYZjICRqptNvLfJCSN1NsPPIO5D6zfnmK6 PX1iAPdBMHIrr5zgHyeWdeM9SBeLloV1nfEmXN92WOpqFoFantNfYZtxJ g==; X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="365737563" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="365737563" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2023 01:47:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="749222770" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="749222770" Received: from duan-server-s2600bt.bj.intel.com ([10.240.192.147]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2023 01:47:42 -0700 From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex.williamson@redhat.com, clg@redhat.com, jgg@nvidia.com, nicolinc@nvidia.com, joao.m.martins@oracle.com, eric.auger@redhat.com, peterx@redhat.com, jasowang@redhat.com, kevin.tian@intel.com, yi.l.liu@intel.com, yi.y.sun@intel.com, chao.p.peng@intel.com, Yi Sun , Zhenzhong Duan Subject: [PATCH v2 07/27] vfio/container: switch to IOMMU BE add/del_section_window Date: Mon, 16 Oct 2023 16:32:03 +0800 Message-Id: <20231016083223.1519410-8-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231016083223.1519410-1-zhenzhong.duan@intel.com> References: <20231016083223.1519410-1-zhenzhong.duan@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.151; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Eric Auger No fucntional change intended. Signed-off-by: Eric Auger Signed-off-by: Yi Liu Signed-off-by: Yi Sun Signed-off-by: Zhenzhong Duan --- include/hw/vfio/vfio-common.h | 6 ------ include/hw/vfio/vfio-container-base.h | 5 +++++ hw/vfio/common.c | 4 ++-- hw/vfio/container-base.c | 21 +++++++++++++++++++++ hw/vfio/container.c | 19 ++++++++++++++----- 5 files changed, 42 insertions(+), 13 deletions(-) diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index 33f475957c..b83ae4b3b6 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -199,12 +199,6 @@ int vfio_set_dirty_page_tracking(VFIOLegacyContainer *container, bool start); int vfio_query_dirty_bitmap(VFIOLegacyContainer *container, VFIOBitmap *vbmap, hwaddr iova, hwaddr size); -int vfio_container_add_section_window(VFIOLegacyContainer *container, - MemoryRegionSection *section, - Error **errp); -void vfio_container_del_section_window(VFIOLegacyContainer *container, - MemoryRegionSection *section); - void vfio_disable_irqindex(VFIODevice *vbasedev, int index); void vfio_unmask_single_irqindex(VFIODevice *vbasedev, int index); void vfio_mask_single_irqindex(VFIODevice *vbasedev, int index); diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-container-base.h index 9504564f4e..1f6d5fd229 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -69,6 +69,11 @@ int vfio_container_dma_map(VFIOContainer *bcontainer, int vfio_container_dma_unmap(VFIOContainer *bcontainer, hwaddr iova, ram_addr_t size, IOMMUTLBEntry *iotlb); +int vfio_container_add_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section, + Error **errp); +void vfio_container_del_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section); void vfio_container_init(VFIOContainer *bcontainer, VFIOAddressSpace *space, diff --git a/hw/vfio/common.c b/hw/vfio/common.c index c92af34eed..49cb5b6958 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -655,7 +655,7 @@ static void vfio_listener_region_add(MemoryListener *listener, return; } - if (vfio_container_add_section_window(container, section, &err)) { + if (vfio_container_add_section_window(bcontainer, section, &err)) { goto fail; } @@ -879,7 +879,7 @@ static void vfio_listener_region_del(MemoryListener *listener, memory_region_unref(section->mr); - vfio_container_del_section_window(container, section); + vfio_container_del_section_window(&container->bcontainer, section); } typedef struct VFIODirtyRanges { diff --git a/hw/vfio/container-base.c b/hw/vfio/container-base.c index e1056dd78e..f2a9a33465 100644 --- a/hw/vfio/container-base.c +++ b/hw/vfio/container-base.c @@ -48,6 +48,27 @@ int vfio_container_dma_unmap(VFIOContainer *bcontainer, return bcontainer->ops->dma_unmap(bcontainer, iova, size, iotlb); } +int vfio_container_add_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section, + Error **errp) +{ + if (!bcontainer->ops->add_window) { + return 0; + } + + return bcontainer->ops->add_window(bcontainer, section, errp); +} + +void vfio_container_del_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section) +{ + if (!bcontainer->ops->del_window) { + return; + } + + return bcontainer->ops->del_window(bcontainer, section); +} + void vfio_container_init(VFIOContainer *bcontainer, VFIOAddressSpace *space, struct VFIOIOMMUBackendOpsClass *ops) diff --git a/hw/vfio/container.c b/hw/vfio/container.c index fd2d602fb9..7ca61a7d36 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -215,10 +215,13 @@ static int vfio_legacy_dma_map(VFIOContainer *bcontainer, hwaddr iova, return -errno; } -int vfio_container_add_section_window(VFIOLegacyContainer *container, - MemoryRegionSection *section, - Error **errp) +static int vfio_legacy_add_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section, + Error **errp) { + VFIOLegacyContainer *container = container_of(bcontainer, + VFIOLegacyContainer, + bcontainer); VFIOHostDMAWindow *hostwin; hwaddr pgsize = 0; int ret; @@ -283,9 +286,13 @@ int vfio_container_add_section_window(VFIOLegacyContainer *container, return 0; } -void vfio_container_del_section_window(VFIOLegacyContainer *container, - MemoryRegionSection *section) +static void vfio_legacy_del_section_window(VFIOContainer *bcontainer, + MemoryRegionSection *section) { + VFIOLegacyContainer *container = container_of(bcontainer, + VFIOLegacyContainer, + bcontainer); + if (container->iommu_type != VFIO_SPAPR_TCE_v2_IOMMU) { return; } @@ -1174,6 +1181,8 @@ static void vfio_iommu_backend_legacy_ops_class_init(ObjectClass *oc, ops->dma_map = vfio_legacy_dma_map; ops->dma_unmap = vfio_legacy_dma_unmap; + ops->add_window = vfio_legacy_add_section_window; + ops->del_window = vfio_legacy_del_section_window; } static const TypeInfo vfio_iommu_backend_legacy_ops_type = {