1/*
2 * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses.  You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 *     Redistribution and use in source and binary forms, with or
11 *     without modification, are permitted provided that the following
12 *     conditions are met:
13 *
14 *      - Redistributions of source code must retain the above
15 *        copyright notice, this list of conditions and the following
16 *        disclaimer.
17 *
18 *      - Redistributions in binary form must reproduce the above
19 *        copyright notice, this list of conditions and the following
20 *        disclaimer in the documentation and/or other materials
21 *        provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32#ifndef __CXIO_RESOURCE_H__
33#define __CXIO_RESOURCE_H__
34
35#include <linux/kernel.h>
36#include <linux/random.h>
37#include <linux/slab.h>
38#include <linux/kfifo.h>
39#include <linux/spinlock.h>
40#include <linux/errno.h>
41#include <linux/genalloc.h>
42#include "cxio_hal.h"
43
44extern int cxio_hal_init_rhdl_resource(u32 nr_rhdl);
45extern void cxio_hal_destroy_rhdl_resource(void);
46extern int cxio_hal_init_resource(struct cxio_rdev *rdev_p,
47				  u32 nr_tpt, u32 nr_pbl,
48				  u32 nr_rqt, u32 nr_qpid, u32 nr_cqid,
49				  u32 nr_pdid);
50extern u32 cxio_hal_get_stag(struct cxio_hal_resource *rscp);
51extern void cxio_hal_put_stag(struct cxio_hal_resource *rscp, u32 stag);
52extern u32 cxio_hal_get_qpid(struct cxio_hal_resource *rscp);
53extern void cxio_hal_put_qpid(struct cxio_hal_resource *rscp, u32 qpid);
54extern u32 cxio_hal_get_cqid(struct cxio_hal_resource *rscp);
55extern void cxio_hal_put_cqid(struct cxio_hal_resource *rscp, u32 cqid);
56extern void cxio_hal_destroy_resource(struct cxio_hal_resource *rscp);
57
58#define PBL_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.pbl_base )
59extern int cxio_hal_pblpool_create(struct cxio_rdev *rdev_p);
60extern void cxio_hal_pblpool_destroy(struct cxio_rdev *rdev_p);
61extern u32 cxio_hal_pblpool_alloc(struct cxio_rdev *rdev_p, int size);
62extern void cxio_hal_pblpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);
63
64#define RQT_OFF(rdev_p, a) ( (a) - (rdev_p)->rnic_info.rqt_base )
65extern int cxio_hal_rqtpool_create(struct cxio_rdev *rdev_p);
66extern void cxio_hal_rqtpool_destroy(struct cxio_rdev *rdev_p);
67extern u32 cxio_hal_rqtpool_alloc(struct cxio_rdev *rdev_p, int size);
68extern void cxio_hal_rqtpool_free(struct cxio_rdev *rdev_p, u32 addr, int size);
69#endif
70