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a="10785259" X-IronPort-AV: E=Sophos;i="6.07,260,1708416000"; d="scan'208";a="10785259" X-CSE-ConnectionGUID: BMvnUUSRQpi3BzGkyH9L6A== X-CSE-MsgGUID: 8KVv5HejQrS3mI/nTjn9Kg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,260,1708416000"; d="scan'208";a="28553397" From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex.williamson@redhat.com, clg@redhat.com, eric.auger@redhat.com, mst@redhat.com, peterx@redhat.com, jasowang@redhat.com, jgg@nvidia.com, nicolinc@nvidia.com, joao.m.martins@oracle.com, clement.mathieu--drif@eviden.com, kevin.tian@intel.com, yi.l.liu@intel.com, chao.p.peng@intel.com, Zhenzhong Duan Subject: [PATCH v4 10/19] vfio/container: Implement HostIOMMUDeviceClass::get_cap() handler Date: Tue, 7 May 2024 17:20:34 +0800 Message-Id: <20240507092043.1172717-11-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240507092043.1172717-1-zhenzhong.duan@intel.com> References: <20240507092043.1172717-1-zhenzhong.duan@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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=198.175.65.21; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -49 X-Spam_score: -5.0 X-Spam_bar: ----- X-Spam_report: (-5.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.581, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1715073918297100001 Suggested-by: C=C3=A9dric Le Goater Signed-off-by: Zhenzhong Duan --- hw/vfio/container.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 8ce38a4a01..cc53c86b43 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -1154,11 +1154,26 @@ static bool hiod_legacy_vfio_realize(HostIOMMUDevic= e *hiod, void *opaque, return true; } =20 +static int hiod_legacy_vfio_get_cap(HostIOMMUDevice *hiod, int cap, + Error **errp) +{ + HostIOMMUDeviceCaps *caps =3D &hiod->caps; + + switch (cap) { + case HOST_IOMMU_DEVICE_CAP_AW_BITS: + return caps->aw_bits; + default: + error_setg(errp, "Not support get cap %x", cap); + return -EINVAL; + } +} + static void hiod_legacy_vfio_class_init(ObjectClass *oc, void *data) { HostIOMMUDeviceClass *hioc =3D HOST_IOMMU_DEVICE_CLASS(oc); =20 hioc->realize =3D hiod_legacy_vfio_realize; + hioc->get_cap =3D hiod_legacy_vfio_get_cap; }; =20 static const TypeInfo types[] =3D { --=20 2.34.1