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a="3342422" X-IronPort-AV: E=Sophos;i="6.06,189,1705392000"; d="scan'208";a="3342422" X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,189,1705392000"; d="scan'208";a="11917075" From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex.williamson@redhat.com, clg@redhat.com, eric.auger@redhat.com, peterx@redhat.com, jasowang@redhat.com, mst@redhat.com, jgg@nvidia.com, nicolinc@nvidia.com, joao.m.martins@oracle.com, kevin.tian@intel.com, yi.l.liu@intel.com, yi.y.sun@intel.com, chao.p.peng@intel.com, Zhenzhong Duan Subject: [PATCH v1 01/11] Introduce a common abstract struct HostIOMMUDevice Date: Wed, 28 Feb 2024 11:58:50 +0800 Message-Id: <20240228035900.1085727-2-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240228035900.1085727-1-zhenzhong.duan@intel.com> References: <20240228035900.1085727-1-zhenzhong.duan@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=192.198.163.19; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.088, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1709093034240100001 Content-Type: text/plain; charset="utf-8" HostIOMMUDevice will be inherited by two sub classes, legacy and iommufd currently. Introduce a helper function host_iommu_base_device_init to initialize it. Suggested-by: Eric Auger Signed-off-by: Zhenzhong Duan --- include/sysemu/host_iommu_device.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 include/sysemu/host_iommu_device.h diff --git a/include/sysemu/host_iommu_device.h b/include/sysemu/host_iommu= _device.h new file mode 100644 index 0000000000..fe80ab25fb --- /dev/null +++ b/include/sysemu/host_iommu_device.h @@ -0,0 +1,22 @@ +#ifndef HOST_IOMMU_DEVICE_H +#define HOST_IOMMU_DEVICE_H + +typedef enum HostIOMMUDevice_Type { + HID_LEGACY, + HID_IOMMUFD, + HID_MAX, +} HostIOMMUDevice_Type; + +typedef struct HostIOMMUDevice { + HostIOMMUDevice_Type type; + size_t size; +} HostIOMMUDevice; + +static inline void host_iommu_base_device_init(HostIOMMUDevice *dev, + HostIOMMUDevice_Type type, + size_t size) +{ + dev->type =3D type; + dev->size =3D size; +} +#endif --=20 2.34.1