/* * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. *
*/
struct usnic_fwd_dev { struct pci_dev *pdev; struct net_device *netdev;
spinlock_t lock; /* * The following fields can be read directly off the device. * However, they should be set by a accessor function, except name, * which cannot be changed.
*/ bool link_up; char mac[ETH_ALEN]; unsignedint mtu;
__be32 inaddr; char name[IFNAMSIZ];
};
/* * Allocate a flow on this forwarding device. Whoever calls this function, * must monitor netdev events on ufdev's netdevice. If NETDEV_REBOOT or * NETDEV_DOWN is seen, flow will no longer function and must be * immediately freed by calling usnic_dealloc_flow.
*/ struct usnic_fwd_flow*
usnic_fwd_alloc_flow(struct usnic_fwd_dev *ufdev, struct filter *filter, struct usnic_filter_action *action); int usnic_fwd_dealloc_flow(struct usnic_fwd_flow *flow); int usnic_fwd_enable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx); int usnic_fwd_disable_qp(struct usnic_fwd_dev *ufdev, int vnic_idx, int qp_idx);
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