linux/drivers/infiniband/hw/usnic/usnic_fwd.h
Upinder Malhi e3cf00d0a8 IB/usnic: Add Cisco VIC low-level hardware driver
This adds a driver that allows userspace to use UD-like QPs over a
proprietary Cisco transport with Cisco's Virtual Interface Cards (VICs),
including VIC 1240 and 1280 cards.

Signed-off-by: Upinder Malhi <umalhi@cisco.com>
Signed-off-by: Christian Benvenuti <benve@cisco.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
2014-01-14 00:44:28 -08:00

59 lines
1.8 KiB
C

/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
* This program is free software; you may redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* 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.
*
*/
#ifndef USNIC_FWD_H_
#define USNIC_FWD_H_
#include <linux/if.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include "usnic_abi.h"
#include "vnic_devcmd.h"
struct usnic_fwd_dev {
struct pci_dev *pdev;
struct net_device *netdev;
spinlock_t lock;
};
struct usnic_fwd_filter {
enum usnic_transport_type transport;
u16 port_num;
};
struct usnic_fwd_filter_hndl {
enum filter_type type;
u32 id;
u32 vnic_idx;
struct usnic_fwd_dev *ufdev;
struct list_head link;
struct usnic_fwd_filter *filter;
};
struct usnic_fwd_dev *usnic_fwd_dev_alloc(struct pci_dev *pdev);
void usnic_fwd_dev_free(struct usnic_fwd_dev *ufdev);
int usnic_fwd_add_usnic_filter(struct usnic_fwd_dev *ufdev, int vnic_idx,
int rq_idx, struct usnic_fwd_filter *filter,
struct usnic_fwd_filter_hndl **filter_hndl);
int usnic_fwd_del_filter(struct usnic_fwd_filter_hndl *filter_hndl);
int usnic_fwd_enable_rq(struct usnic_fwd_dev *ufdev, int vnic_idx, int rq_idx);
int usnic_fwd_disable_rq(struct usnic_fwd_dev *ufdev, int vnic_idx, int rq_idx);
#endif /* !USNIC_FWD_H_ */