linux-stable-rt/drivers/infiniband/hw/ipath/ipath_layer.h

72 lines
2.6 KiB
C

/*
* Copyright (c) 2006 QLogic, Inc. All rights reserved.
* Copyright (c) 2003, 2004, 2005, 2006 PathScale, 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
* OpenIB.org 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.
*/
#ifndef _IPATH_LAYER_H
#define _IPATH_LAYER_H
/*
* This header file is for symbols shared between the infinipath driver
* and drivers layered upon it (such as ipath).
*/
struct sk_buff;
struct ipath_devdata;
struct ether_header;
int ipath_layer_register(void *(*l_add)(int, struct ipath_devdata *),
void (*l_remove)(void *),
int (*l_intr)(void *, u32),
int (*l_rcv)(void *, void *,
struct sk_buff *),
u16 rcv_opcode,
int (*l_rcv_lid)(void *, void *));
void ipath_layer_unregister(void);
int ipath_layer_open(struct ipath_devdata *, u32 * pktmax);
u16 ipath_layer_get_lid(struct ipath_devdata *dd);
int ipath_layer_get_mac(struct ipath_devdata *dd, u8 *);
u16 ipath_layer_get_bcast(struct ipath_devdata *dd);
int ipath_layer_send_hdr(struct ipath_devdata *dd,
struct ether_header *hdr);
int ipath_layer_set_piointbufavail_int(struct ipath_devdata *dd);
/* ipath_ether interrupt values */
#define IPATH_LAYER_INT_IF_UP 0x2
#define IPATH_LAYER_INT_IF_DOWN 0x4
#define IPATH_LAYER_INT_LID 0x8
#define IPATH_LAYER_INT_SEND_CONTINUE 0x10
#define IPATH_LAYER_INT_BCAST 0x40
extern unsigned ipath_debug; /* debugging bit mask */
#endif /* _IPATH_LAYER_H */