1.\" 2.\" Copyright (c) 2014 Sandvine Inc. 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.Dd May 28, 2015 27.Dt PCI_IOV_UNINIT 9 28.Os 29.Sh NAME 30.Nm PCI_IOV_UNINIT 31.Nd disable SR-IOV on a PF device 32.Sh SYNOPSIS 33.In sys/bus.h 34.In dev/pci/pci_iov.h 35.Ft void 36.Fn PCI_IOV_UNINIT "device_t dev" 37.Sh DESCRIPTION 38The 39.Fn PCI_IOV_UNINIT 40method is called by the PCI Single-Root I/O Virtualization (SR-IOV) 41infrastructure when the user requests that SR-IOV be disabled on a Physical 42Function (PF). 43When this method is called, the PF driver must release any SR-IOV-related 44resources that it has allocated and disable any device-specific SR-IOV 45configuration in the device. 46.Pp 47This method will only be called following a successful call to 48.Xr PCI_IOV_INIT 9 . 49It is not guaranteed that 50.Xr PCI_IOV_ADD_VF 9 51will have been called for any Virtual Function (VF) after the call to 52.Xr PCI_IOV_INIT 9 53and before the call to 54.Nm . 55.Sh SEE ALSO 56.Xr pci 9 , 57.Xr PCI_IOV_ADD_VF 9 , 58.Xr PCI_IOV_INIT 9 59.Sh AUTHORS 60This manual page was written by 61.An Ryan Stone Aq Mt rstone@FreeBSD.org . 62