xref: /linux/Documentation/networking/device_drivers/ethernet/intel/igbvf.rst (revision 58f6259b7a08f8d47d4629609703d358b042f0fd)
1.. SPDX-License-Identifier: GPL-2.0+
2
3===========================================================
4Linux Base Virtual Function Driver for Intel(R) 1G Ethernet
5===========================================================
6
7Intel Gigabit Virtual Function Linux driver.
8Copyright(c) 1999-2018 Intel Corporation.
9
10Contents
11========
12- Identifying Your Adapter
13- Additional Configurations
14- Support
15
16This driver supports Intel 82576-based virtual function devices-based virtual
17function devices that can only be activated on kernels that support SR-IOV.
18
19SR-IOV requires the correct platform and OS support.
20
21The guest OS loading this driver must support MSI-X interrupts.
22
23For questions related to hardware requirements, refer to the documentation
24supplied with your Intel adapter. All hardware requirements listed apply to use
25with Linux.
26
27Driver information can be obtained using ethtool, lspci, and ifconfig.
28Instructions on updating ethtool can be found in the section Additional
29Configurations later in this document.
30
31NOTE: There is a limit of a total of 32 shared VLANs to 1 or more VFs.
32
33
34Identifying Your Adapter
35========================
36For information on how to identify your adapter, and for the latest Intel
37network drivers, refer to the Intel Support website:
38https://www.intel.com/support
39
40
41Additional Features and Configurations
42======================================
43
44ethtool
45-------
46The driver utilizes the ethtool interface for driver configuration and
47diagnostics, as well as displaying statistical information. The latest ethtool
48version is required for this functionality. Download it at:
49
50https://www.kernel.org/pub/software/network/ethtool/
51
52
53Support
54=======
55For general information, go to the Intel support website at:
56https://www.intel.com/support/
57
58If an issue is identified with the released source code on a supported kernel
59with a supported adapter, email the specific information related to the issue
60to intel-wired-lan@lists.osuosl.org.
61