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Tsirkin" Subject: [PULL 09/42] vfio/container: Implement HostIOMMUDeviceClass::get_cap() handler Date: Mon, 24 Jun 2024 23:24:23 +0200 Message-ID: <20240624212456.350919-10-clg@redhat.com> In-Reply-To: <20240624212456.350919-1-clg@redhat.com> References: <20240624212456.350919-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 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=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 10 X-Spam_score: 1.0 X-Spam_bar: + X-Spam_report: (1.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.207, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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 @redhat.com) X-ZM-MESSAGEID: 1719264422079100005 From: Zhenzhong Duan Suggested-by: C=C3=A9dric Le Goater Signed-off-by: Zhenzhong Duan Reviewed-by: Eric Auger Reviewed-by: Michael S. Tsirkin --- hw/vfio/container.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 2f62c13214412618b412240b61efcbe1b1c79ed5..99beeba422ebfe49caed4fcd57a= fe5514dea8b39 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -1147,11 +1147,26 @@ 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, "%s: unsupported capability %x", hiod->name, 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 2.45.2